Adding upstream version 3.1.8.upstream/3.1.8upstream

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>

21 files changed, 7261 insertions, 0 deletions

diff --git a/lib/Makefile.am b/lib/Makefile.am
new file mode 100644
index 0000000..002866a
--- /dev/null
+++ b/lib/Makefile.am
@@ -0,0 +1,66 @@
+#
+# Copyright (c) 2009-2020 Red Hat, Inc.
+#
+# Authors: Andrew Beekhof
+#	   Steven Dake (sdake@redhat.com)
+#
+# This software licensed under BSD license, the text of which follows:
+#
+# Redistribution and use in source and binary forms, with or without
+# modification, are permitted provided that the following conditions are met:
+#
+# - Redistributions of source code must retain the above copyright notice,
+#   this list of conditions and the following disclaimer.
+# - Redistributions in binary form must reproduce the above copyright notice,
+#   this list of conditions and the following disclaimer in the documentation
+#   and/or other materials provided with the distribution.
+# - Neither the name of the MontaVista Software, Inc. nor the names of its
+#   contributors may be used to endorse or promote products derived from this
+#   software without specific prior written permission.
+#
+# THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
+# AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+# IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
+# ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
+# LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
+# CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
+# SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
+# INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
+# CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
+# ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF
+# THE POSSIBILITY OF SUCH DAMAGE.
+
+# Functions to be used at link time (target.lo)
+get_libname=$(shell echo $1 | $(SED) -e "s/\.lo//")
+uc=$(shell echo $(call get_libname,$1) | tr a-z A-Z)
+get_soname=$(subst .,:,$(if $($(call uc,$1)_SONAME),$($(call uc,$1)_SONAME),$(SONAME)))
+get_major=$(firstword $(subst :, ,$(call get_soname,$1)))
+
+MAINTAINERCLEANFILES    = Makefile.in
+
+EXTRA_DIST		= libcfg.versions	 libcfg.verso		\
+			  libcmap.versions	 libcmap.verso		\
+			  libcpg.versions	 libcpg.verso    	\
+			  libquorum.versions	 libquorum.verso 	\
+			  libsam.versions	 libsam.verso    	\
+			  libvotequorum.versions libvotequorum.verso
+
+noinst_HEADERS		= util.h
+
+# override global LIBS that pulls in lots of craft we don't need here
+LIBS			= -version-number $(call get_soname,$<) \
+			  @VERSCRIPT_LDFLAGS@ \
+			  -lpthread \
+			  $(top_builddir)/common_lib/libcorosync_common.la \
+			  $(LIBQB_LIBS)
+
+lib_LTLIBRARIES		= libcpg.la libquorum.la libcfg.la \
+			  libvotequorum.la libcmap.la libsam.la
+
+libcpg_la_SOURCES	= cpg.c
+libcfg_la_SOURCES	= cfg.c
+libquorum_la_SOURCES	= quorum.c
+libvotequorum_la_SOURCES= votequorum.c
+libcmap_la_SOURCES	= cmap.c
+libsam_la_SOURCES	= sam.c
+libsam_la_LIBADD	= libquorum.la libcmap.la
diff --git a/lib/Makefile.in b/lib/Makefile.in
new file mode 100644
index 0000000..2fa4309
--- /dev/null
+++ b/lib/Makefile.in
@@ -0,0 +1,786 @@
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+
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+
+# This Makefile.in is free software; the Free Software Foundation
+# gives unlimited permission to copy and/or distribute it,
+# with or without modifications, as long as this notice is preserved.
+
+# This program is distributed in the hope that it will be useful,
+# but WITHOUT ANY WARRANTY, to the extent permitted by law; without
+# even the implied warranty of MERCHANTABILITY or FITNESS FOR A
+# PARTICULAR PURPOSE.
+
+@SET_MAKE@
+
+#
+# Copyright (c) 2009-2020 Red Hat, Inc.
+#
+# Authors: Andrew Beekhof
+#	   Steven Dake (sdake@redhat.com)
+#
+# This software licensed under BSD license, the text of which follows:
+#
+# Redistribution and use in source and binary forms, with or without
+# modification, are permitted provided that the following conditions are met:
+#
+# - Redistributions of source code must retain the above copyright notice,
+#   this list of conditions and the following disclaimer.
+# - Redistributions in binary form must reproduce the above copyright notice,
+#   this list of conditions and the following disclaimer in the documentation
+#   and/or other materials provided with the distribution.
+# - Neither the name of the MontaVista Software, Inc. nor the names of its
+#   contributors may be used to endorse or promote products derived from this
+#   software without specific prior written permission.
+#
+# THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
+# AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+# IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
+# ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
+# LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
+# CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
+# SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
+# INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
+# CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
+# ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF
+# THE POSSIBILITY OF SUCH DAMAGE.
+
+
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+LIBQB_CFLAGS = @LIBQB_CFLAGS@
+LIBQB_LIBS = @LIBQB_LIBS@
+
+# override global LIBS that pulls in lots of craft we don't need here
+LIBS = -version-number $(call get_soname,$<) \
+			  @VERSCRIPT_LDFLAGS@ \
+			  -lpthread \
+			  $(top_builddir)/common_lib/libcorosync_common.la \
+			  $(LIBQB_LIBS)
+
+LIBTOOL = @LIBTOOL@
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+QUORUM_SONAME = @QUORUM_SONAME@
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+top_srcdir = @top_srcdir@
+
+# Functions to be used at link time (target.lo)
+get_libname = $(shell echo $1 | $(SED) -e "s/\.lo//")
+uc = $(shell echo $(call get_libname,$1) | tr a-z A-Z)
+get_soname = $(subst .,:,$(if $($(call uc,$1)_SONAME),$($(call uc,$1)_SONAME),$(SONAME)))
+get_major = $(firstword $(subst :, ,$(call get_soname,$1)))
+MAINTAINERCLEANFILES = Makefile.in
+EXTRA_DIST = libcfg.versions	 libcfg.verso		\
+			  libcmap.versions	 libcmap.verso		\
+			  libcpg.versions	 libcpg.verso    	\
+			  libquorum.versions	 libquorum.verso 	\
+			  libsam.versions	 libsam.verso    	\
+			  libvotequorum.versions libvotequorum.verso
+
+noinst_HEADERS = util.h
+lib_LTLIBRARIES = libcpg.la libquorum.la libcfg.la \
+			  libvotequorum.la libcmap.la libsam.la
+
+libcpg_la_SOURCES = cpg.c
+libcfg_la_SOURCES = cfg.c
+libquorum_la_SOURCES = quorum.c
+libvotequorum_la_SOURCES = votequorum.c
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+
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+
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+
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+	  if test -f "$$i"; then \
+	    echo "$(subdir)/$$i"; \
+	  else \
+	    echo "$$sdir/$$i"; \
+	  fi; \
+	done >> $(top_builddir)/cscope.files
+
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+
+distdir: $(DISTFILES)
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+	fi
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+	-test . = "$(srcdir)" || test -z "$(CONFIG_CLEAN_VPATH_FILES)" || rm -f $(CONFIG_CLEAN_VPATH_FILES)
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+	@echo "This command is intended for maintainers to use"
+	@echo "it deletes files that may require special tools to rebuild."
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+# Tell versions [3.59,3.63) of GNU make to not export all variables.
+# Otherwise a system limit (for SysV at least) may be exceeded.
+.NOEXPORT:
diff --git a/lib/cfg.c b/lib/cfg.c
new file mode 100644
index 0000000..f0a3e9a
--- /dev/null
+++ b/lib/cfg.c
@@ -0,0 +1,835 @@
+/*
+ * Copyright (c) 2002-2005 MontaVista Software, Inc.
+ * Copyright (c) 2006-2020 Red Hat, Inc.
+ *
+ * All rights reserved.
+ *
+ * Author: Steven Dake (sdake@redhat.com)
+ *
+ * This software licensed under BSD license, the text of which follows:
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions are met:
+ *
+ * - Redistributions of source code must retain the above copyright notice,
+ *   this list of conditions and the following disclaimer.
+ * - Redistributions in binary form must reproduce the above copyright notice,
+ *   this list of conditions and the following disclaimer in the documentation
+ *   and/or other materials provided with the distribution.
+ * - Neither the name of the MontaVista Software, Inc. nor the names of its
+ *   contributors may be used to endorse or promote products derived from this
+ *   software without specific prior written permission.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
+ * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+ * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
+ * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
+ * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
+ * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
+ * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
+ * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
+ * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
+ * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF
+ * THE POSSIBILITY OF SUCH DAMAGE.
+ */
+
+#include <config.h>
+
+#include <stdio.h>
+#include <string.h>
+#include <stdlib.h>
+#include <unistd.h>
+#include <errno.h>
+#include <pthread.h>
+#include <limits.h>
+#include <sys/types.h>
+#include <sys/socket.h>
+#include <sys/select.h>
+#include <sys/un.h>
+#include <sys/uio.h>
+
+#include <qb/qbipcc.h>
+
+#include <corosync/corotypes.h>
+#include <corosync/corodefs.h>
+#include <corosync/hdb.h>
+
+#include <corosync/cfg.h>
+#include <corosync/ipc_cfg.h>
+
+#include "util.h"
+
+/*
+ * Data structure for instance data
+ */
+struct cfg_inst {
+	qb_ipcc_connection_t *c;
+	corosync_cfg_callbacks_t callbacks;
+	cs_name_t comp_name;
+	int comp_registered;
+	int finalize;
+};
+
+/*
+ * All instances in one database
+ */
+static void cfg_inst_free (void *inst);
+
+DECLARE_HDB_DATABASE (cfg_hdb, cfg_inst_free);
+
+/*
+ * Implementation
+ */
+
+cs_error_t
+corosync_cfg_initialize (
+	corosync_cfg_handle_t *cfg_handle,
+	const corosync_cfg_callbacks_t *cfg_callbacks)
+{
+	struct cfg_inst *cfg_inst;
+	cs_error_t error = CS_OK;
+
+	error = hdb_error_to_cs (hdb_handle_create (&cfg_hdb, sizeof (struct cfg_inst), cfg_handle));
+	if (error != CS_OK) {
+		goto error_no_destroy;
+	}
+
+	error = hdb_error_to_cs (hdb_handle_get (&cfg_hdb, *cfg_handle, (void *)&cfg_inst));
+	if (error != CS_OK) {
+		goto error_destroy;
+	}
+
+	cfg_inst->finalize = 0;
+	cfg_inst->c = qb_ipcc_connect ("cfg", IPC_REQUEST_SIZE);
+	if (cfg_inst->c == NULL) {
+		error = qb_to_cs_error(-errno);
+		goto error_put_destroy;
+	}
+
+	if (cfg_callbacks) {
+	memcpy (&cfg_inst->callbacks, cfg_callbacks, sizeof (corosync_cfg_callbacks_t));
+	}
+
+	(void)hdb_handle_put (&cfg_hdb, *cfg_handle);
+
+	return (CS_OK);
+
+error_put_destroy:
+	(void)hdb_handle_put (&cfg_hdb, *cfg_handle);
+error_destroy:
+	(void)hdb_handle_destroy (&cfg_hdb, *cfg_handle);
+error_no_destroy:
+	return (error);
+}
+
+cs_error_t
+corosync_cfg_fd_get (
+	corosync_cfg_handle_t cfg_handle,
+	int32_t *selection_fd)
+{
+	struct cfg_inst *cfg_inst;
+	cs_error_t error;
+
+	error = hdb_error_to_cs (hdb_handle_get (&cfg_hdb, cfg_handle, (void *)&cfg_inst));
+	if (error != CS_OK) {
+		return (error);
+	}
+
+	error = qb_to_cs_error (qb_ipcc_fd_get (cfg_inst->c, selection_fd));
+
+	(void)hdb_handle_put (&cfg_hdb, cfg_handle);
+	return (error);
+}
+
+cs_error_t
+corosync_cfg_dispatch (
+	corosync_cfg_handle_t cfg_handle,
+	cs_dispatch_flags_t dispatch_flags)
+{
+	int timeout = -1;
+	cs_error_t error;
+	int cont = 1; /* always continue do loop except when set to 0 */
+	struct cfg_inst *cfg_inst;
+	struct res_lib_cfg_testshutdown *res_lib_cfg_testshutdown;
+	corosync_cfg_callbacks_t callbacks;
+	struct qb_ipc_response_header *dispatch_data;
+	char dispatch_buf[IPC_DISPATCH_SIZE];
+
+	error = hdb_error_to_cs (hdb_handle_get (&cfg_hdb, cfg_handle,
+		(void *)&cfg_inst));
+	if (error != CS_OK) {
+		return (error);
+	}
+
+	/*
+	 * Timeout instantly for CS_DISPATCH_ONE_NONBLOCKING or CS_DISPATCH_ALL and
+	 * wait indefinately for CS_DISPATCH_ONE or CS_DISPATCH_BLOCKING
+	 */
+	if (dispatch_flags == CS_DISPATCH_ALL || dispatch_flags == CS_DISPATCH_ONE_NONBLOCKING) {
+		timeout = 0;
+	}
+
+	dispatch_data = (struct qb_ipc_response_header *)dispatch_buf;
+	do {
+		error = qb_to_cs_error (qb_ipcc_event_recv (
+			cfg_inst->c,
+			dispatch_buf,
+			IPC_DISPATCH_SIZE,
+			timeout));
+		if (error == CS_ERR_BAD_HANDLE) {
+			error = CS_OK;
+			goto error_put;
+		}
+		if (error == CS_ERR_TRY_AGAIN) {
+			if (dispatch_flags == CS_DISPATCH_ONE_NONBLOCKING) {
+				/*
+				 * Don't mask error
+				 */
+				goto error_put;
+			}
+			error = CS_OK;
+			if (dispatch_flags == CS_DISPATCH_ALL) {
+				break; /* exit do while cont is 1 loop */
+			} else {
+				continue; /* next poll */
+			}
+		}
+		if (error != CS_OK) {
+			goto error_put;
+		}
+
+		/*
+		 * Make copy of callbacks, message data, unlock instance, and call callback
+		 * A risk of this dispatch method is that the callback routines may
+		 * operate at the same time that cfgFinalize has been called in another thread.
+		 */
+		memcpy (&callbacks, &cfg_inst->callbacks, sizeof (corosync_cfg_callbacks_t));
+
+		/*
+		 * Dispatch incoming response
+		 */
+		switch (dispatch_data->id) {
+		case MESSAGE_RES_CFG_TESTSHUTDOWN:
+			if (callbacks.corosync_cfg_shutdown_callback == NULL) {
+				break;
+			}
+
+			res_lib_cfg_testshutdown = (struct res_lib_cfg_testshutdown *)dispatch_data;
+			callbacks.corosync_cfg_shutdown_callback(cfg_handle, res_lib_cfg_testshutdown->flags);
+			break;
+		default:
+			error = CS_ERR_LIBRARY;
+			goto error_nounlock;
+			break;
+		}
+		if (cfg_inst->finalize) {
+			/*
+			 * If the finalize has been called then get out of the dispatch.
+			 */
+			error = CS_ERR_BAD_HANDLE;
+			goto error_put;
+		}
+
+		/*
+		 * Determine if more messages should be processed
+		 */
+		if (dispatch_flags == CS_DISPATCH_ONE || dispatch_flags == CS_DISPATCH_ONE_NONBLOCKING) {
+			cont = 0;
+		}
+	} while (cont);
+
+error_put:
+	(void)hdb_handle_put (&cfg_hdb, cfg_handle);
+error_nounlock:
+	return (error);
+}
+
+static void cfg_inst_free (void *inst)
+{
+	struct cfg_inst *cfg_inst = (struct cfg_inst *)inst;
+	qb_ipcc_disconnect(cfg_inst->c);
+}
+
+cs_error_t
+corosync_cfg_finalize (
+	corosync_cfg_handle_t cfg_handle)
+{
+	struct cfg_inst *cfg_inst;
+	cs_error_t error;
+
+	error = hdb_error_to_cs(hdb_handle_get (&cfg_hdb, cfg_handle, (void *)&cfg_inst));
+	if (error != CS_OK) {
+		return (error);
+	}
+
+	/*
+	 * Another thread has already started finalizing
+	 */
+	if (cfg_inst->finalize) {
+		(void)hdb_handle_put (&cfg_hdb, cfg_handle);
+		return (CS_ERR_BAD_HANDLE);
+	}
+
+	cfg_inst->finalize = 1;
+
+	(void)hdb_handle_destroy (&cfg_hdb, cfg_handle);
+
+	(void)hdb_handle_put (&cfg_hdb, cfg_handle);
+
+	return (error);
+}
+
+cs_error_t
+corosync_cfg_ring_status_get (
+	corosync_cfg_handle_t cfg_handle,
+	char ***interface_names,
+	char ***status,
+	unsigned int *interface_count)
+{
+	struct cfg_inst *cfg_inst;
+	struct req_lib_cfg_ringstatusget req_lib_cfg_ringstatusget;
+	struct res_lib_cfg_ringstatusget res_lib_cfg_ringstatusget;
+	unsigned int i, j;
+	cs_error_t error;
+	struct iovec iov;
+
+	error = hdb_error_to_cs(hdb_handle_get (&cfg_hdb, cfg_handle, (void *)&cfg_inst));
+	if (error != CS_OK) {
+		return (error);
+	}
+
+	req_lib_cfg_ringstatusget.header.size = sizeof (struct req_lib_cfg_ringstatusget);
+	req_lib_cfg_ringstatusget.header.id = MESSAGE_REQ_CFG_RINGSTATUSGET;
+
+	iov.iov_base = (void *)&req_lib_cfg_ringstatusget,
+	iov.iov_len = sizeof (struct req_lib_cfg_ringstatusget),
+
+	error = qb_to_cs_error (qb_ipcc_sendv_recv(cfg_inst->c,
+		&iov,
+		1,
+		&res_lib_cfg_ringstatusget,
+		sizeof (struct res_lib_cfg_ringstatusget), CS_IPC_TIMEOUT_MS));
+
+	if (error != CS_OK) {
+		goto exit_handle_put;
+	}
+
+	*interface_count = res_lib_cfg_ringstatusget.interface_count;
+	*interface_names = malloc (sizeof (char *) * *interface_count);
+	if (*interface_names == NULL) {
+		return (CS_ERR_NO_MEMORY);
+	}
+	memset (*interface_names, 0, sizeof (char *) * *interface_count);
+
+	*status = malloc (sizeof (char *) * *interface_count);
+	if (*status == NULL) {
+		error = CS_ERR_NO_MEMORY;
+		goto error_free_interface_names_array;
+	}
+	memset (*status, 0, sizeof (char *) * *interface_count);
+
+	for (i = 0; i < res_lib_cfg_ringstatusget.interface_count; i++) {
+		(*(interface_names))[i] = strdup (res_lib_cfg_ringstatusget.interface_name[i]);
+		if ((*(interface_names))[i] == NULL) {
+			error = CS_ERR_NO_MEMORY;
+			goto error_free_interface_names;
+		}
+	}
+
+	for (i = 0; i < res_lib_cfg_ringstatusget.interface_count; i++) {
+		(*(status))[i] = strdup (res_lib_cfg_ringstatusget.interface_status[i]);
+		if ((*(status))[i] == NULL) {
+			error = CS_ERR_NO_MEMORY;
+			goto error_free_status;
+		}
+	}
+	goto exit_handle_put;
+
+error_free_status:
+	for (j = 0; j < i; j++) {
+		free ((*(status))[j]);
+	}
+	i = *interface_count;
+
+error_free_interface_names:
+	for (j = 0; j < i; j++) {
+		free ((*(interface_names))[j]);
+	}
+
+	free (*status);
+
+error_free_interface_names_array:
+	free (*interface_names);
+
+exit_handle_put:
+	(void)hdb_handle_put (&cfg_hdb, cfg_handle);
+
+	return (error);
+}
+
+cs_error_t
+corosync_cfg_node_status_get (
+	corosync_cfg_handle_t cfg_handle,
+	unsigned int nodeid,
+	corosync_cfg_node_status_version_t version,
+	void *node_status)
+{
+	struct cfg_inst *cfg_inst;
+	struct req_lib_cfg_nodestatusget req_lib_cfg_nodestatusget;
+	cs_error_t error;
+	struct iovec iov;
+	size_t cfg_node_status_size;
+	void *res_lib_cfg_nodestatuget_ptr;
+	struct res_lib_cfg_nodestatusget_v1 res_lib_cfg_nodestatusget_v1;
+	struct res_lib_cfg_nodestatusget_version *res_lib_cfg_nodestatusget_version;
+
+	if (!node_status) {
+		return (CS_ERR_INVALID_PARAM);
+	}
+
+	switch (version) {
+	case CFG_NODE_STATUS_V1:
+		cfg_node_status_size = sizeof(struct res_lib_cfg_nodestatusget_v1);
+		res_lib_cfg_nodestatuget_ptr = &res_lib_cfg_nodestatusget_v1;
+
+		break;
+	default:
+		return (CS_ERR_INVALID_PARAM);
+		break;
+	}
+
+	error = hdb_error_to_cs(hdb_handle_get (&cfg_hdb, cfg_handle, (void *)&cfg_inst));
+	if (error != CS_OK) {
+		return (error);
+	}
+
+	req_lib_cfg_nodestatusget.header.size = sizeof (struct req_lib_cfg_nodestatusget);
+	req_lib_cfg_nodestatusget.header.id = MESSAGE_REQ_CFG_NODESTATUSGET;
+	req_lib_cfg_nodestatusget.nodeid = nodeid;
+	req_lib_cfg_nodestatusget.version = version;
+
+	iov.iov_base = (void *)&req_lib_cfg_nodestatusget,
+	iov.iov_len = sizeof (struct req_lib_cfg_nodestatusget),
+
+	error = qb_to_cs_error (qb_ipcc_sendv_recv(cfg_inst->c,
+		&iov,
+		1,
+		res_lib_cfg_nodestatuget_ptr,
+		cfg_node_status_size, CS_IPC_TIMEOUT_MS));
+	if (error != CS_OK) {
+		goto error_put;
+	}
+
+	res_lib_cfg_nodestatusget_version = res_lib_cfg_nodestatuget_ptr;
+	error = res_lib_cfg_nodestatusget_version->header.error;
+	if (error != CS_OK) {
+		goto error_put;
+	}
+
+	if (res_lib_cfg_nodestatusget_version->version != version) {
+		/*
+		 * corosync sent us something we don't really understand.
+		 */
+		error = CS_ERR_NOT_SUPPORTED;
+		goto error_put;
+	}
+
+	switch (version) {
+	case CFG_NODE_STATUS_V1:
+		memcpy(node_status, &res_lib_cfg_nodestatusget_v1.node_status,
+		    sizeof(struct corosync_cfg_node_status_v1));
+		break;
+	}
+
+error_put:
+	(void)hdb_handle_put (&cfg_hdb, cfg_handle);
+
+	return (error);
+}
+
+
+cs_error_t
+corosync_cfg_trackstart (
+	corosync_cfg_handle_t cfg_handle,
+	uint8_t track_flags)
+{
+	struct cfg_inst *cfg_inst;
+	struct req_lib_cfg_trackstart req_lib_cfg_trackstart;
+	struct res_lib_cfg_trackstart res_lib_cfg_trackstart;
+	cs_error_t error;
+	struct iovec iov;
+
+	req_lib_cfg_trackstart.header.size = sizeof (struct req_lib_cfg_trackstart);
+	req_lib_cfg_trackstart.header.id = MESSAGE_REQ_CFG_TRACKSTART;
+	req_lib_cfg_trackstart.track_flags = track_flags;
+
+	error = hdb_error_to_cs(hdb_handle_get (&cfg_hdb, cfg_handle,
+		(void *)&cfg_inst));
+	if (error != CS_OK) {
+		return (error);
+	}
+
+	iov.iov_base = (void *)&req_lib_cfg_trackstart,
+	iov.iov_len = sizeof (struct req_lib_cfg_trackstart),
+
+	error = qb_to_cs_error (qb_ipcc_sendv_recv (cfg_inst->c,
+		&iov,
+		1,
+		&res_lib_cfg_trackstart,
+		sizeof (struct res_lib_cfg_trackstart), CS_IPC_TIMEOUT_MS));
+
+	(void)hdb_handle_put (&cfg_hdb, cfg_handle);
+
+	return (error == CS_OK ? res_lib_cfg_trackstart.header.error : error);
+}
+
+cs_error_t
+corosync_cfg_trackstop (
+	corosync_cfg_handle_t cfg_handle)
+{
+	struct cfg_inst *cfg_inst;
+	struct req_lib_cfg_trackstop req_lib_cfg_trackstop;
+	struct res_lib_cfg_trackstop res_lib_cfg_trackstop;
+	cs_error_t error;
+	struct iovec iov;
+
+	error = hdb_error_to_cs (hdb_handle_get (&cfg_hdb, cfg_handle,
+		(void *)&cfg_inst));
+	if (error != CS_OK) {
+		return (error);
+	}
+
+	req_lib_cfg_trackstop.header.size = sizeof (struct req_lib_cfg_trackstop);
+	req_lib_cfg_trackstop.header.id = MESSAGE_REQ_CFG_TRACKSTOP;
+
+	iov.iov_base = (void *)&req_lib_cfg_trackstop,
+	iov.iov_len = sizeof (struct req_lib_cfg_trackstop),
+
+	error = qb_to_cs_error (qb_ipcc_sendv_recv (cfg_inst->c,
+		&iov,
+		1,
+		&res_lib_cfg_trackstop,
+		sizeof (struct res_lib_cfg_trackstop), CS_IPC_TIMEOUT_MS));
+
+	(void)hdb_handle_put (&cfg_hdb, cfg_handle);
+
+	return (error == CS_OK ? res_lib_cfg_trackstop.header.error : error);
+}
+
+cs_error_t
+corosync_cfg_kill_node (
+	corosync_cfg_handle_t cfg_handle,
+	unsigned int nodeid,
+	const char *reason)
+{
+	struct cfg_inst *cfg_inst;
+	struct req_lib_cfg_killnode req_lib_cfg_killnode;
+	struct res_lib_cfg_killnode res_lib_cfg_killnode;
+	cs_error_t error;
+	struct iovec iov;
+
+	if (strlen(reason) >= CS_MAX_NAME_LENGTH)
+		return CS_ERR_NAME_TOO_LONG;
+
+	error = hdb_error_to_cs (hdb_handle_get (&cfg_hdb, cfg_handle,
+		(void *)&cfg_inst));
+	if (error != CS_OK) {
+		return (error);
+	}
+
+	req_lib_cfg_killnode.header.id = MESSAGE_REQ_CFG_KILLNODE;
+	req_lib_cfg_killnode.header.size = sizeof (struct req_lib_cfg_killnode);
+	req_lib_cfg_killnode.nodeid = nodeid;
+	strcpy((char *)req_lib_cfg_killnode.reason.value, reason);
+	req_lib_cfg_killnode.reason.length = strlen(reason)+1;
+
+	iov.iov_base = (void *)&req_lib_cfg_killnode;
+	iov.iov_len = sizeof (struct req_lib_cfg_killnode);
+
+	error = qb_to_cs_error (qb_ipcc_sendv_recv (cfg_inst->c,
+		&iov,
+		1,
+		&res_lib_cfg_killnode,
+		sizeof (struct res_lib_cfg_killnode), CS_IPC_TIMEOUT_MS));
+
+	error = res_lib_cfg_killnode.header.error;
+
+	(void)hdb_handle_put (&cfg_hdb, cfg_handle);
+
+	return (error == CS_OK ? res_lib_cfg_killnode.header.error : error);
+}
+
+cs_error_t
+corosync_cfg_try_shutdown (
+	corosync_cfg_handle_t cfg_handle,
+	corosync_cfg_shutdown_flags_t flags)
+{
+	struct cfg_inst *cfg_inst;
+	struct req_lib_cfg_tryshutdown req_lib_cfg_tryshutdown;
+	struct res_lib_cfg_tryshutdown res_lib_cfg_tryshutdown;
+	cs_error_t error;
+	struct iovec iov;
+
+	error = hdb_error_to_cs(hdb_handle_get (&cfg_hdb, cfg_handle,
+		(void *)&cfg_inst));
+	if (error != CS_OK) {
+		return (error);
+	}
+
+	req_lib_cfg_tryshutdown.header.id = MESSAGE_REQ_CFG_TRYSHUTDOWN;
+	req_lib_cfg_tryshutdown.header.size = sizeof (struct req_lib_cfg_tryshutdown);
+	req_lib_cfg_tryshutdown.flags = flags;
+
+	iov.iov_base = (void *)&req_lib_cfg_tryshutdown;
+	iov.iov_len = sizeof (req_lib_cfg_tryshutdown);
+
+	error = qb_to_cs_error (qb_ipcc_sendv_recv (cfg_inst->c,
+		&iov,
+		1,
+		&res_lib_cfg_tryshutdown,
+		sizeof (struct res_lib_cfg_tryshutdown), CS_IPC_TIMEOUT_MS));
+
+	(void)hdb_handle_put (&cfg_hdb, cfg_handle);
+
+	return (error == CS_OK ? res_lib_cfg_tryshutdown.header.error : error);
+}
+
+cs_error_t
+corosync_cfg_replyto_shutdown (
+	corosync_cfg_handle_t cfg_handle,
+	corosync_cfg_shutdown_reply_flags_t response)
+{
+	struct cfg_inst *cfg_inst;
+	struct req_lib_cfg_replytoshutdown req_lib_cfg_replytoshutdown;
+	struct res_lib_cfg_replytoshutdown res_lib_cfg_replytoshutdown;
+	struct iovec iov;
+	cs_error_t error;
+
+	error = hdb_error_to_cs(hdb_handle_get (&cfg_hdb, cfg_handle,
+		(void *)&cfg_inst));
+	if (error != CS_OK) {
+		return (error);
+	}
+
+	req_lib_cfg_replytoshutdown.header.id = MESSAGE_REQ_CFG_REPLYTOSHUTDOWN;
+	req_lib_cfg_replytoshutdown.header.size = sizeof (struct req_lib_cfg_replytoshutdown);
+	req_lib_cfg_replytoshutdown.response = response;
+
+	iov.iov_base = (void *)&req_lib_cfg_replytoshutdown;
+	iov.iov_len = sizeof (struct req_lib_cfg_replytoshutdown);
+
+	error = qb_to_cs_error (qb_ipcc_sendv_recv (cfg_inst->c,
+		&iov,
+		1,
+		&res_lib_cfg_replytoshutdown,
+		sizeof (struct res_lib_cfg_replytoshutdown), CS_IPC_TIMEOUT_MS));
+
+	return (error);
+}
+
+cs_error_t corosync_cfg_get_node_addrs (
+	corosync_cfg_handle_t cfg_handle,
+	unsigned int nodeid,
+	size_t max_addrs,
+	int *num_addrs,
+	corosync_cfg_node_address_t *addrs)
+{
+	cs_error_t error;
+	struct req_lib_cfg_get_node_addrs req_lib_cfg_get_node_addrs;
+	struct res_lib_cfg_get_node_addrs *res_lib_cfg_get_node_addrs;
+	struct cfg_inst *cfg_inst;
+	int addrlen = 0;
+	int i;
+	struct iovec iov;
+	const char *addr_buf;
+	char response_buf[IPC_RESPONSE_SIZE];
+	char zeroes[sizeof(struct sockaddr_storage)];
+
+	error = hdb_error_to_cs(hdb_handle_get (&cfg_hdb, cfg_handle,
+		(void *)&cfg_inst));
+	if (error != CS_OK) {
+		return (error);
+	}
+	memset(zeroes, 0, sizeof(zeroes));
+
+	req_lib_cfg_get_node_addrs.header.size = sizeof (req_lib_cfg_get_node_addrs);
+	req_lib_cfg_get_node_addrs.header.id = MESSAGE_REQ_CFG_GET_NODE_ADDRS;
+	req_lib_cfg_get_node_addrs.nodeid = nodeid;
+
+	iov.iov_base = (char *)&req_lib_cfg_get_node_addrs;
+	iov.iov_len = sizeof (req_lib_cfg_get_node_addrs);
+
+	error = qb_to_cs_error (qb_ipcc_sendv_recv (
+		cfg_inst->c,
+		&iov, 1,
+		response_buf, IPC_RESPONSE_SIZE, CS_IPC_TIMEOUT_MS));
+	res_lib_cfg_get_node_addrs = (struct res_lib_cfg_get_node_addrs *)response_buf;
+
+	if (error != CS_OK) {
+		goto error_put;
+	}
+
+	if (res_lib_cfg_get_node_addrs->family == AF_INET)
+		addrlen = sizeof(struct sockaddr_in);
+	if (res_lib_cfg_get_node_addrs->family == AF_INET6)
+		addrlen = sizeof(struct sockaddr_in6);
+
+	for (i = 0, addr_buf = (char *)res_lib_cfg_get_node_addrs->addrs;
+	    i < max_addrs && i<res_lib_cfg_get_node_addrs->num_addrs;
+	    i++, addr_buf += TOTEMIP_ADDRLEN) {
+		struct sockaddr_in *in;
+		struct sockaddr_in6 *in6;
+
+		addrs[i].address_length = addrlen;
+
+		if (res_lib_cfg_get_node_addrs->family == AF_INET) {
+			in = (struct sockaddr_in *)addrs[i].address;
+			if (memcmp(addr_buf, zeroes, addrlen) == 0) {
+				in->sin_family = 0;
+			} else {
+				in->sin_family = AF_INET;
+			}
+			memcpy(&in->sin_addr, addr_buf, sizeof(struct in_addr));
+		}
+		if (res_lib_cfg_get_node_addrs->family == AF_INET6) {
+			in6 = (struct sockaddr_in6 *)addrs[i].address;
+
+			if (memcmp(addr_buf, zeroes, addrlen) == 0) {
+				in6->sin6_family = 0;
+			} else {
+				in6->sin6_family = AF_INET6;
+			}
+			memcpy(&in6->sin6_addr, addr_buf, sizeof(struct in6_addr));
+		}
+
+		/* Mark it as unused */
+
+	}
+	*num_addrs = res_lib_cfg_get_node_addrs->num_addrs;
+	errno = error = res_lib_cfg_get_node_addrs->header.error;
+
+error_put:
+	hdb_handle_put (&cfg_hdb, cfg_handle);
+
+	return (error);
+}
+
+cs_error_t corosync_cfg_local_get (
+	corosync_cfg_handle_t handle,
+	unsigned int *local_nodeid)
+{
+	cs_error_t error;
+	struct cfg_inst *cfg_inst;
+	struct iovec iov;
+	struct req_lib_cfg_local_get req_lib_cfg_local_get;
+	struct res_lib_cfg_local_get res_lib_cfg_local_get;
+
+	error = hdb_error_to_cs(hdb_handle_get (&cfg_hdb, handle, (void *)&cfg_inst));
+	if (error != CS_OK) {
+		return (error);
+	}
+
+	req_lib_cfg_local_get.header.size = sizeof (struct qb_ipc_request_header);
+	req_lib_cfg_local_get.header.id = MESSAGE_REQ_CFG_LOCAL_GET;
+
+	iov.iov_base = (void *)&req_lib_cfg_local_get;
+	iov.iov_len = sizeof (struct req_lib_cfg_local_get);
+
+	error = qb_to_cs_error (qb_ipcc_sendv_recv (
+		cfg_inst->c,
+		&iov,
+		1,
+		&res_lib_cfg_local_get,
+		sizeof (struct res_lib_cfg_local_get), CS_IPC_TIMEOUT_MS));
+
+	if (error != CS_OK) {
+		goto error_exit;
+	}
+
+	error = res_lib_cfg_local_get.header.error;
+
+	*local_nodeid = res_lib_cfg_local_get.local_nodeid;
+
+error_exit:
+	(void)hdb_handle_put (&cfg_hdb, handle);
+
+	return (error);
+}
+
+cs_error_t corosync_cfg_reload_config (
+	corosync_cfg_handle_t handle)
+{
+	cs_error_t error;
+	struct cfg_inst *cfg_inst;
+	struct iovec iov;
+	struct req_lib_cfg_reload_config req_lib_cfg_reload_config;
+	struct res_lib_cfg_reload_config res_lib_cfg_reload_config;
+
+	error = hdb_error_to_cs(hdb_handle_get (&cfg_hdb, handle, (void *)&cfg_inst));
+	if (error != CS_OK) {
+		return (error);
+	}
+
+	req_lib_cfg_reload_config.header.size = sizeof (struct qb_ipc_request_header);
+	req_lib_cfg_reload_config.header.id = MESSAGE_REQ_CFG_RELOAD_CONFIG;
+
+	iov.iov_base = (void *)&req_lib_cfg_reload_config;
+	iov.iov_len = sizeof (struct req_lib_cfg_reload_config);
+
+	error = qb_to_cs_error (qb_ipcc_sendv_recv (
+		cfg_inst->c,
+		&iov,
+		1,
+		&res_lib_cfg_reload_config,
+		sizeof (struct res_lib_cfg_reload_config), CS_IPC_TIMEOUT_MS));
+
+	if (error != CS_OK) {
+		goto error_exit;
+	}
+
+	error = res_lib_cfg_reload_config.header.error;
+
+error_exit:
+	(void)hdb_handle_put (&cfg_hdb, handle);
+
+	return (error);
+}
+
+cs_error_t corosync_cfg_reopen_log_files (
+	corosync_cfg_handle_t handle)
+{
+	cs_error_t error;
+	struct cfg_inst *cfg_inst;
+	struct iovec iov;
+	struct req_lib_cfg_reopen_log_files req_lib_cfg_reopen_log_files;
+	struct res_lib_cfg_reopen_log_files res_lib_cfg_reopen_log_files;
+
+	error = hdb_error_to_cs(hdb_handle_get (&cfg_hdb, handle, (void *)&cfg_inst));
+	if (error != CS_OK) {
+		return (error);
+	}
+
+	req_lib_cfg_reopen_log_files.header.size = sizeof (struct qb_ipc_request_header);
+	req_lib_cfg_reopen_log_files.header.id = MESSAGE_REQ_CFG_REOPEN_LOG_FILES;
+
+	iov.iov_base = (void *)&req_lib_cfg_reopen_log_files;
+	iov.iov_len = sizeof (struct req_lib_cfg_reopen_log_files);
+
+	error = qb_to_cs_error (qb_ipcc_sendv_recv (
+		cfg_inst->c,
+		&iov,
+		1,
+		&res_lib_cfg_reopen_log_files,
+		sizeof (struct res_lib_cfg_reopen_log_files), CS_IPC_TIMEOUT_MS));
+
+	if (error != CS_OK) {
+		goto error_exit;
+	}
+
+	error = res_lib_cfg_reopen_log_files.header.error;
+
+error_exit:
+	(void)hdb_handle_put (&cfg_hdb, handle);
+
+	return (error);
+}
diff --git a/lib/cmap.c b/lib/cmap.c
new file mode 100644
index 0000000..ed9774a
--- /dev/null
+++ b/lib/cmap.c
@@ -0,0 +1,1119 @@
+/*
+ * Copyright (c) 2011-2017 Red Hat, Inc.
+ *
+ * All rights reserved.
+ *
+ * Author: Jan Friesse (jfriesse@redhat.com)
+ *
+ * This software licensed under BSD license, the text of which follows:
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions are met:
+ *
+ * - Redistributions of source code must retain the above copyright notice,
+ *   this list of conditions and the following disclaimer.
+ * - Redistributions in binary form must reproduce the above copyright notice,
+ *   this list of conditions and the following disclaimer in the documentation
+ *   and/or other materials provided with the distribution.
+ * - Neither the name of the Red Hat, Inc. nor the names of its
+ *   contributors may be used to endorse or promote products derived from this
+ *   software without specific prior written permission.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
+ * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+ * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
+ * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
+ * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
+ * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
+ * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
+ * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
+ * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
+ * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF
+ * THE POSSIBILITY OF SUCH DAMAGE.
+ */
+
+#include <config.h>
+
+#include <stdlib.h>
+#include <string.h>
+#include <unistd.h>
+#include <pthread.h>
+#include <sys/types.h>
+#include <sys/uio.h>
+#include <errno.h>
+
+#include <corosync/corotypes.h>
+#include <corosync/corodefs.h>
+#include <corosync/hdb.h>
+#include <qb/qbipcc.h>
+
+#include <corosync/cmap.h>
+#include <corosync/ipc_cmap.h>
+
+#include "util.h"
+#include <stdio.h>
+
+struct cmap_inst {
+	int finalize;
+	qb_ipcc_connection_t *c;
+	const void *context;
+};
+
+struct cmap_track_inst {
+	void *user_data;
+	cmap_notify_fn_t notify_fn;
+	qb_ipcc_connection_t *c;
+	cmap_track_handle_t track_handle;
+};
+
+static void cmap_inst_free (void *inst);
+
+DECLARE_HDB_DATABASE(cmap_handle_t_db, cmap_inst_free);
+DECLARE_HDB_DATABASE(cmap_track_handle_t_db,NULL);
+
+/*
+ * Function prototypes
+ */
+static cs_error_t cmap_get_int(
+	cmap_handle_t handle,
+	const char *key_name,
+	void *value,
+	size_t value_size,
+	cmap_value_types_t type);
+
+static cs_error_t cmap_adjust_int(cmap_handle_t handle, const char *key_name, int32_t step);
+
+/*
+ * Function implementations
+ */
+cs_error_t cmap_initialize (cmap_handle_t *handle)
+{
+	cs_error_t error;
+	struct cmap_inst *cmap_inst;
+
+	error = hdb_error_to_cs(hdb_handle_create(&cmap_handle_t_db, sizeof(*cmap_inst), handle));
+	if (error != CS_OK) {
+		goto error_no_destroy;
+	}
+
+	error = hdb_error_to_cs(hdb_handle_get(&cmap_handle_t_db, *handle, (void *)&cmap_inst));
+	if (error != CS_OK) {
+		goto error_destroy;
+	}
+
+	error = CS_OK;
+	cmap_inst->finalize = 0;
+	cmap_inst->c = qb_ipcc_connect("cmap", IPC_REQUEST_SIZE);
+	if (cmap_inst->c == NULL) {
+		error = qb_to_cs_error(-errno);
+		goto error_put_destroy;
+	}
+
+	(void)hdb_handle_put(&cmap_handle_t_db, *handle);
+
+	return (CS_OK);
+
+error_put_destroy:
+	(void)hdb_handle_put(&cmap_handle_t_db, *handle);
+error_destroy:
+	(void)hdb_handle_destroy(&cmap_handle_t_db, *handle);
+error_no_destroy:
+	return (error);
+}
+
+cs_error_t cmap_initialize_map (cmap_handle_t *handle,
+				cmap_map_t map)
+{
+	cs_error_t error;
+	struct iovec iov[1];
+	struct cmap_inst *cmap_inst;
+	struct req_lib_cmap_set_current_map req_lib_cmap_set_current_map;
+	struct qb_ipc_response_header res_lib_cmap_set_current_map;
+
+	error = cmap_initialize(handle);
+
+	if (error == CS_OK) {
+		error = hdb_error_to_cs(hdb_handle_get (&cmap_handle_t_db, *handle, (void *)&cmap_inst));
+		if (error != CS_OK) {
+			return (error);
+		}
+
+		memset(&req_lib_cmap_set_current_map, 0, sizeof(req_lib_cmap_set_current_map));
+		req_lib_cmap_set_current_map.header.size = sizeof(req_lib_cmap_set_current_map);
+		req_lib_cmap_set_current_map.header.id = MESSAGE_REQ_CMAP_SET_CURRENT_MAP;
+		req_lib_cmap_set_current_map.map = map;
+
+		iov[0].iov_base = (char *)&req_lib_cmap_set_current_map;
+		iov[0].iov_len = sizeof(req_lib_cmap_set_current_map);
+
+		error = qb_to_cs_error(qb_ipcc_sendv_recv(
+					       cmap_inst->c,
+					       iov,
+					       1,
+					       &res_lib_cmap_set_current_map,
+					       sizeof (res_lib_cmap_set_current_map), CS_IPC_TIMEOUT_MS));
+
+		if (error == CS_OK) {
+			error = res_lib_cmap_set_current_map.error;
+		}
+
+		(void)hdb_handle_put (&cmap_handle_t_db, *handle);
+
+		return (error);
+	}
+	return (error);
+}
+
+static void cmap_inst_free (void *inst)
+{
+	struct cmap_inst *cmap_inst = (struct cmap_inst *)inst;
+	qb_ipcc_disconnect(cmap_inst->c);
+}
+
+cs_error_t cmap_finalize(cmap_handle_t handle)
+{
+	struct cmap_inst *cmap_inst;
+	cs_error_t error;
+	hdb_handle_t track_inst_handle = 0;
+        struct cmap_track_inst *cmap_track_inst;
+
+	error = hdb_error_to_cs(hdb_handle_get(&cmap_handle_t_db, handle, (void *)&cmap_inst));
+	if (error != CS_OK) {
+		return (error);
+	}
+
+	if (cmap_inst->finalize) {
+		(void)hdb_handle_put (&cmap_handle_t_db, handle);
+		return (CS_ERR_BAD_HANDLE);
+	}
+	cmap_inst->finalize = 1;
+
+	/*
+	 * Destroy all track instances for given connection
+	 */
+	hdb_iterator_reset(&cmap_track_handle_t_db);
+	while (hdb_iterator_next(&cmap_track_handle_t_db,
+		(void*)&cmap_track_inst, &track_inst_handle) == 0) {
+
+		if (cmap_track_inst->c == cmap_inst->c) {
+			(void)hdb_handle_destroy(&cmap_track_handle_t_db, track_inst_handle);
+		}
+
+		(void)hdb_handle_put (&cmap_track_handle_t_db, track_inst_handle);
+	}
+
+	(void)hdb_handle_destroy(&cmap_handle_t_db, handle);
+
+	(void)hdb_handle_put(&cmap_handle_t_db, handle);
+
+	return (CS_OK);
+}
+
+cs_error_t cmap_fd_get(cmap_handle_t handle, int *fd)
+{
+	cs_error_t error;
+	struct cmap_inst *cmap_inst;
+
+	error = hdb_error_to_cs(hdb_handle_get (&cmap_handle_t_db, handle, (void *)&cmap_inst));
+	if (error != CS_OK) {
+		return (error);
+	}
+
+	error = qb_to_cs_error (qb_ipcc_fd_get (cmap_inst->c, fd));
+
+	(void)hdb_handle_put (&cmap_handle_t_db, handle);
+
+	return (error);
+}
+
+cs_error_t cmap_dispatch (
+	cmap_handle_t handle,
+        cs_dispatch_flags_t dispatch_types)
+{
+	int timeout = -1;
+	cs_error_t error;
+	int cont = 1; /* always continue do loop except when set to 0 */
+	struct cmap_inst *cmap_inst;
+	struct qb_ipc_response_header *dispatch_data;
+	char dispatch_buf[IPC_DISPATCH_SIZE];
+	struct res_lib_cmap_notify_callback *res_lib_cmap_notify_callback;
+	struct cmap_track_inst *cmap_track_inst;
+	struct cmap_notify_value old_val;
+	struct cmap_notify_value new_val;
+
+	error = hdb_error_to_cs(hdb_handle_get (&cmap_handle_t_db, handle, (void *)&cmap_inst));
+	if (error != CS_OK) {
+		return (error);
+	}
+
+	/*
+	 * Timeout instantly for CS_DISPATCH_ONE_NONBLOCKING or CS_DISPATCH_ALL and
+	 * wait indefinately for CS_DISPATCH_ONE or CS_DISPATCH_BLOCKING
+	 */
+	if (dispatch_types == CS_DISPATCH_ALL || dispatch_types == CS_DISPATCH_ONE_NONBLOCKING) {
+		timeout = 0;
+	}
+
+	dispatch_data = (struct qb_ipc_response_header *)dispatch_buf;
+	do {
+		error = qb_to_cs_error(qb_ipcc_event_recv (
+			cmap_inst->c,
+			dispatch_buf,
+			IPC_DISPATCH_SIZE,
+			timeout));
+
+		if (error == CS_ERR_BAD_HANDLE) {
+			error = CS_OK;
+			goto error_put;
+		}
+		if (error == CS_ERR_TRY_AGAIN) {
+			if (dispatch_types == CS_DISPATCH_ONE_NONBLOCKING) {
+				/*
+				 * Don't mask error
+				 */
+				goto error_put;
+			}
+			error = CS_OK;
+			if (dispatch_types == CS_DISPATCH_ALL) {
+				break; /* exit do while cont is 1 loop */
+			} else {
+				continue; /* next poll */
+			}
+		}
+
+		if (error != CS_OK) {
+			goto error_put;
+		}
+
+		/*
+		 * Dispatch incoming message
+		 */
+		switch (dispatch_data->id) {
+		case MESSAGE_RES_CMAP_NOTIFY_CALLBACK:
+			res_lib_cmap_notify_callback = (struct res_lib_cmap_notify_callback *)dispatch_data;
+
+			error = hdb_error_to_cs(hdb_handle_get(&cmap_track_handle_t_db,
+					res_lib_cmap_notify_callback->track_inst_handle,
+					(void *)&cmap_track_inst));
+			if (error == CS_ERR_BAD_HANDLE) {
+				/*
+				 * User deleted tracker -> ignore error
+				 */
+				 break;
+			}
+			if (error != CS_OK) {
+				goto error_put;
+			}
+
+			new_val.type = res_lib_cmap_notify_callback->new_value_type;
+			old_val.type = res_lib_cmap_notify_callback->old_value_type;
+			new_val.len = res_lib_cmap_notify_callback->new_value_len;
+			old_val.len = res_lib_cmap_notify_callback->old_value_len;
+			new_val.data = res_lib_cmap_notify_callback->new_value;
+			old_val.data = (((const char *)res_lib_cmap_notify_callback->new_value) + new_val.len);
+
+			cmap_track_inst->notify_fn(handle,
+					cmap_track_inst->track_handle,
+					res_lib_cmap_notify_callback->event,
+					(char *)res_lib_cmap_notify_callback->key_name.value,
+					new_val,
+					old_val,
+					cmap_track_inst->user_data);
+
+			(void)hdb_handle_put(&cmap_track_handle_t_db, res_lib_cmap_notify_callback->track_inst_handle);
+			break;
+		default:
+			error = CS_ERR_LIBRARY;
+			goto error_put;
+			break;
+		}
+		if (cmap_inst->finalize) {
+			/*
+			 * If the finalize has been called then get out of the dispatch.
+			 */
+			error = CS_ERR_BAD_HANDLE;
+			goto error_put;
+		}
+
+		/*
+		 * Determine if more messages should be processed
+		 */
+		if (dispatch_types == CS_DISPATCH_ONE || dispatch_types == CS_DISPATCH_ONE_NONBLOCKING) {
+			cont = 0;
+		}
+	} while (cont);
+
+error_put:
+	(void)hdb_handle_put (&cmap_handle_t_db, handle);
+
+	return (error);
+}
+
+cs_error_t cmap_context_get (
+	cmap_handle_t handle,
+	const void **context)
+{
+	cs_error_t error;
+	struct cmap_inst *cmap_inst;
+
+	error = hdb_error_to_cs(hdb_handle_get(&cmap_handle_t_db, handle, (void *)&cmap_inst));
+	if (error != CS_OK) {
+		return (error);
+	}
+
+	*context = cmap_inst->context;
+
+	(void)hdb_handle_put (&cmap_handle_t_db, handle);
+
+	return (CS_OK);
+}
+
+cs_error_t cmap_context_set (
+	cmap_handle_t handle,
+	const void *context)
+{
+	cs_error_t error;
+	struct cmap_inst *cmap_inst;
+
+	error = hdb_error_to_cs(hdb_handle_get (&cmap_handle_t_db, handle, (void *)&cmap_inst));
+	if (error != CS_OK) {
+		return (error);
+	}
+
+	cmap_inst->context = context;
+
+	(void)hdb_handle_put (&cmap_handle_t_db, handle);
+
+	return (CS_OK);
+}
+
+cs_error_t cmap_set (
+	cmap_handle_t handle,
+	const char *key_name,
+	const void *value,
+	size_t value_len,
+	cmap_value_types_t type)
+{
+	cs_error_t error;
+	struct iovec iov[2];
+	struct cmap_inst *cmap_inst;
+	struct req_lib_cmap_set req_lib_cmap_set;
+	struct res_lib_cmap_set res_lib_cmap_set;
+
+	if (key_name == NULL || value == NULL) {
+		return (CS_ERR_INVALID_PARAM);
+	}
+
+	if (strlen(key_name) >= CS_MAX_NAME_LENGTH) {
+		return (CS_ERR_NAME_TOO_LONG);
+	}
+
+	error = hdb_error_to_cs(hdb_handle_get (&cmap_handle_t_db, handle, (void *)&cmap_inst));
+	if (error != CS_OK) {
+		return (error);
+	}
+
+	memset(&req_lib_cmap_set, 0, sizeof(req_lib_cmap_set));
+	req_lib_cmap_set.header.size = sizeof(req_lib_cmap_set) + value_len;
+	req_lib_cmap_set.header.id = MESSAGE_REQ_CMAP_SET;
+
+	memcpy(req_lib_cmap_set.key_name.value, key_name, strlen(key_name));
+	req_lib_cmap_set.key_name.length = strlen(key_name);
+
+	req_lib_cmap_set.value_len = value_len;
+	req_lib_cmap_set.type = type;
+
+	iov[0].iov_base = (char *)&req_lib_cmap_set;
+	iov[0].iov_len = sizeof(req_lib_cmap_set);
+	iov[1].iov_base = (void *)value;
+	iov[1].iov_len = value_len;
+
+	error = qb_to_cs_error(qb_ipcc_sendv_recv(
+		cmap_inst->c,
+		iov,
+		2,
+		&res_lib_cmap_set,
+		sizeof (struct res_lib_cmap_set), CS_IPC_TIMEOUT_MS));
+
+	if (error == CS_OK) {
+		error = res_lib_cmap_set.header.error;
+	}
+
+	(void)hdb_handle_put (&cmap_handle_t_db, handle);
+
+	return (error);
+}
+
+cs_error_t cmap_set_int8(cmap_handle_t handle, const char *key_name, int8_t value)
+{
+	return (cmap_set(handle, key_name, &value, sizeof(value), CMAP_VALUETYPE_INT8));
+}
+
+cs_error_t cmap_set_uint8(cmap_handle_t handle, const char *key_name, uint8_t value)
+{
+	return (cmap_set(handle, key_name, &value, sizeof(value), CMAP_VALUETYPE_UINT8));
+}
+
+cs_error_t cmap_set_int16(cmap_handle_t handle, const char *key_name, int16_t value)
+{
+	return (cmap_set(handle, key_name, &value, sizeof(value), CMAP_VALUETYPE_INT16));
+}
+
+cs_error_t cmap_set_uint16(cmap_handle_t handle, const char *key_name, uint16_t value)
+{
+	return (cmap_set(handle, key_name, &value, sizeof(value), CMAP_VALUETYPE_UINT16));
+}
+
+cs_error_t cmap_set_int32(cmap_handle_t handle, const char *key_name, int32_t value)
+{
+	return (cmap_set(handle, key_name, &value, sizeof(value), CMAP_VALUETYPE_INT32));
+}
+
+cs_error_t cmap_set_uint32(cmap_handle_t handle, const char *key_name, uint32_t value)
+{
+	return (cmap_set(handle, key_name, &value, sizeof(value), CMAP_VALUETYPE_UINT32));
+}
+
+cs_error_t cmap_set_int64(cmap_handle_t handle, const char *key_name, int64_t value)
+{
+	return (cmap_set(handle, key_name, &value, sizeof(value), CMAP_VALUETYPE_INT64));
+}
+
+cs_error_t cmap_set_uint64(cmap_handle_t handle, const char *key_name, uint64_t value)
+{
+	return (cmap_set(handle, key_name, &value, sizeof(value), CMAP_VALUETYPE_UINT64));
+}
+
+cs_error_t cmap_set_float(cmap_handle_t handle, const char *key_name, float value)
+{
+	return (cmap_set(handle, key_name, &value, sizeof(value), CMAP_VALUETYPE_FLOAT));
+}
+
+cs_error_t cmap_set_double(cmap_handle_t handle, const char *key_name, double value)
+{
+	return (cmap_set(handle, key_name, &value, sizeof(value), CMAP_VALUETYPE_DOUBLE));
+}
+
+cs_error_t cmap_set_string(cmap_handle_t handle, const char *key_name, const char *value)
+{
+
+	if (value == NULL) {
+		return (CS_ERR_INVALID_PARAM);
+	}
+
+	return (cmap_set(handle, key_name, value, strlen(value), CMAP_VALUETYPE_STRING));
+}
+
+cs_error_t cmap_delete(cmap_handle_t handle, const char *key_name)
+{
+	cs_error_t error;
+	struct iovec iov;
+	struct cmap_inst *cmap_inst;
+	struct req_lib_cmap_delete req_lib_cmap_delete;
+	struct res_lib_cmap_delete res_lib_cmap_delete;
+
+	if (key_name == NULL) {
+		return (CS_ERR_INVALID_PARAM);
+	}
+	if (strlen(key_name) >= CS_MAX_NAME_LENGTH) {
+		return (CS_ERR_NAME_TOO_LONG);
+	}
+
+	error = hdb_error_to_cs(hdb_handle_get (&cmap_handle_t_db, handle, (void *)&cmap_inst));
+	if (error != CS_OK) {
+		return (error);
+	}
+
+	memset(&req_lib_cmap_delete, 0, sizeof(req_lib_cmap_delete));
+	req_lib_cmap_delete.header.size = sizeof(req_lib_cmap_delete);
+	req_lib_cmap_delete.header.id = MESSAGE_REQ_CMAP_DELETE;
+
+	memcpy(req_lib_cmap_delete.key_name.value, key_name, strlen(key_name));
+	req_lib_cmap_delete.key_name.length = strlen(key_name);
+
+	iov.iov_base = (char *)&req_lib_cmap_delete;
+	iov.iov_len = sizeof(req_lib_cmap_delete);
+
+	error = qb_to_cs_error(qb_ipcc_sendv_recv(
+		cmap_inst->c,
+		&iov,
+		1,
+		&res_lib_cmap_delete,
+		sizeof (struct res_lib_cmap_delete), CS_IPC_TIMEOUT_MS));
+
+	if (error == CS_OK) {
+		error = res_lib_cmap_delete.header.error;
+	}
+
+	(void)hdb_handle_put (&cmap_handle_t_db, handle);
+
+	return (error);
+}
+
+cs_error_t cmap_get(
+		cmap_handle_t handle,
+		const char *key_name,
+		void *value,
+		size_t *value_len,
+		cmap_value_types_t *type)
+{
+	cs_error_t error;
+	struct cmap_inst *cmap_inst;
+	struct iovec iov;
+	struct req_lib_cmap_get req_lib_cmap_get;
+	struct res_lib_cmap_get *res_lib_cmap_get;
+	size_t res_size;
+
+	if (key_name == NULL) {
+		return (CS_ERR_INVALID_PARAM);
+	}
+	if (strlen(key_name) >= CS_MAX_NAME_LENGTH) {
+		return (CS_ERR_NAME_TOO_LONG);
+	}
+
+	if (value != NULL && value_len == NULL) {
+		return (CS_ERR_INVALID_PARAM);
+	}
+
+	error = hdb_error_to_cs(hdb_handle_get (&cmap_handle_t_db, handle, (void *)&cmap_inst));
+	if (error != CS_OK) {
+		return (error);
+	}
+
+	memset(&req_lib_cmap_get, 0, sizeof(req_lib_cmap_get));
+	req_lib_cmap_get.header.size = sizeof(req_lib_cmap_get);
+	req_lib_cmap_get.header.id = MESSAGE_REQ_CMAP_GET;
+
+	memcpy(req_lib_cmap_get.key_name.value, key_name, strlen(key_name));
+	req_lib_cmap_get.key_name.length = strlen(key_name);
+
+	if (value != NULL && value_len != NULL) {
+		req_lib_cmap_get.value_len = *value_len;
+	} else {
+		req_lib_cmap_get.value_len = 0;
+	}
+
+	iov.iov_base = (char *)&req_lib_cmap_get;
+	iov.iov_len = sizeof(req_lib_cmap_get);
+
+	res_size = sizeof(struct res_lib_cmap_get) + req_lib_cmap_get.value_len;
+
+	res_lib_cmap_get = malloc(res_size);
+	if (res_lib_cmap_get == NULL) {
+		return (CS_ERR_NO_MEMORY);
+	}
+
+	error = qb_to_cs_error(qb_ipcc_sendv_recv(
+		cmap_inst->c,
+		&iov,
+		1,
+		res_lib_cmap_get,
+		res_size, CS_IPC_TIMEOUT_MS));
+
+	if (error == CS_OK) {
+		error = res_lib_cmap_get->header.error;
+	}
+
+	if (error == CS_OK) {
+		if (type != NULL) {
+			*type = res_lib_cmap_get->type;
+		}
+
+		if (value_len != NULL) {
+			*value_len = res_lib_cmap_get->value_len;
+		}
+
+		if (value != NULL && value_len != NULL) {
+			memcpy(value, res_lib_cmap_get->value, res_lib_cmap_get->value_len);
+		}
+	}
+
+	free(res_lib_cmap_get);
+
+	(void)hdb_handle_put (&cmap_handle_t_db, handle);
+
+	return (error);
+}
+
+static cs_error_t cmap_get_int(
+	cmap_handle_t handle,
+	const char *key_name,
+	void *value,
+	size_t value_size,
+	cmap_value_types_t type)
+{
+	char key_value[16];
+	size_t key_size;
+	cs_error_t err;
+
+	cmap_value_types_t key_type;
+
+	key_size = sizeof(key_value);
+	memset(key_value, 0, key_size);
+
+	err = cmap_get(handle, key_name, key_value, &key_size, &key_type);
+	if (err != CS_OK)
+		return (err);
+
+	if (key_type != type) {
+		return (CS_ERR_INVALID_PARAM);
+	}
+
+	memcpy(value, key_value, value_size);
+
+	return (CS_OK);
+}
+
+cs_error_t cmap_get_int8(cmap_handle_t handle, const char *key_name, int8_t *i8)
+{
+
+	return (cmap_get_int(handle, key_name, i8, sizeof(*i8), CMAP_VALUETYPE_INT8));
+}
+
+cs_error_t cmap_get_uint8(cmap_handle_t handle, const char *key_name, uint8_t *u8)
+{
+
+	return (cmap_get_int(handle, key_name, u8, sizeof(*u8), CMAP_VALUETYPE_UINT8));
+}
+
+cs_error_t cmap_get_int16(cmap_handle_t handle, const char *key_name, int16_t *i16)
+{
+
+	return (cmap_get_int(handle, key_name, i16, sizeof(*i16), CMAP_VALUETYPE_INT16));
+}
+
+cs_error_t cmap_get_uint16(cmap_handle_t handle, const char *key_name, uint16_t *u16)
+{
+
+	return (cmap_get_int(handle, key_name, u16, sizeof(*u16), CMAP_VALUETYPE_UINT16));
+}
+
+cs_error_t cmap_get_int32(cmap_handle_t handle, const char *key_name, int32_t *i32)
+{
+
+	return (cmap_get_int(handle, key_name, i32, sizeof(*i32), CMAP_VALUETYPE_INT32));
+}
+
+cs_error_t cmap_get_uint32(cmap_handle_t handle, const char *key_name, uint32_t *u32)
+{
+
+	return (cmap_get_int(handle, key_name, u32, sizeof(*u32), CMAP_VALUETYPE_UINT32));
+}
+
+cs_error_t cmap_get_int64(cmap_handle_t handle, const char *key_name, int64_t *i64)
+{
+
+	return (cmap_get_int(handle, key_name, i64, sizeof(*i64), CMAP_VALUETYPE_INT64));
+}
+
+cs_error_t cmap_get_uint64(cmap_handle_t handle, const char *key_name, uint64_t *u64)
+{
+
+	return (cmap_get_int(handle, key_name, u64, sizeof(*u64), CMAP_VALUETYPE_UINT64));
+}
+
+cs_error_t cmap_get_float(cmap_handle_t handle, const char *key_name, float *flt)
+{
+
+	return (cmap_get_int(handle, key_name, flt, sizeof(*flt), CMAP_VALUETYPE_FLOAT));
+}
+
+cs_error_t cmap_get_double(cmap_handle_t handle, const char *key_name, double *dbl)
+{
+
+	return (cmap_get_int(handle, key_name, dbl, sizeof(*dbl), CMAP_VALUETYPE_DOUBLE));
+}
+
+cs_error_t cmap_get_string(cmap_handle_t handle, const char *key_name, char **str)
+{
+	cs_error_t res;
+	size_t str_len;
+	cmap_value_types_t type;
+
+	res = cmap_get(handle, key_name, NULL, &str_len, &type);
+
+	if (res != CS_OK || type != CMAP_VALUETYPE_STRING) {
+		if (res == CS_OK) {
+			res = CS_ERR_INVALID_PARAM;
+		}
+
+		goto return_error;
+	}
+
+	*str = malloc(str_len);
+	if (*str == NULL) {
+		res = CS_ERR_NO_MEMORY;
+
+		goto return_error;
+	}
+
+	res = cmap_get(handle, key_name, *str, &str_len, &type);
+	if (res != CS_OK) {
+		free(*str);
+
+		goto return_error;
+	}
+
+	return (CS_OK);
+
+return_error:
+	return (res);
+}
+
+static cs_error_t cmap_adjust_int(cmap_handle_t handle, const char *key_name, int32_t step)
+{
+	cs_error_t error;
+	struct iovec iov;
+	struct cmap_inst *cmap_inst;
+	struct req_lib_cmap_adjust_int req_lib_cmap_adjust_int;
+	struct res_lib_cmap_adjust_int res_lib_cmap_adjust_int;
+
+	if (key_name == NULL) {
+		return (CS_ERR_INVALID_PARAM);
+	}
+	if (strlen(key_name) >= CS_MAX_NAME_LENGTH) {
+		return (CS_ERR_NAME_TOO_LONG);
+	}
+
+	error = hdb_error_to_cs(hdb_handle_get (&cmap_handle_t_db, handle, (void *)&cmap_inst));
+	if (error != CS_OK) {
+		return (error);
+	}
+
+	memset(&req_lib_cmap_adjust_int, 0, sizeof(req_lib_cmap_adjust_int));
+	req_lib_cmap_adjust_int.header.size = sizeof(req_lib_cmap_adjust_int);
+	req_lib_cmap_adjust_int.header.id = MESSAGE_REQ_CMAP_ADJUST_INT;
+
+	memcpy(req_lib_cmap_adjust_int.key_name.value, key_name, strlen(key_name));
+	req_lib_cmap_adjust_int.key_name.length = strlen(key_name);
+
+	req_lib_cmap_adjust_int.step = step;
+
+	iov.iov_base = (char *)&req_lib_cmap_adjust_int;
+	iov.iov_len = sizeof(req_lib_cmap_adjust_int);
+
+	error = qb_to_cs_error(qb_ipcc_sendv_recv(
+		cmap_inst->c,
+		&iov,
+		1,
+		&res_lib_cmap_adjust_int,
+		sizeof (struct res_lib_cmap_adjust_int), CS_IPC_TIMEOUT_MS));
+
+	if (error == CS_OK) {
+		error = res_lib_cmap_adjust_int.header.error;
+	}
+
+	(void)hdb_handle_put (&cmap_handle_t_db, handle);
+
+	return (error);
+}
+
+cs_error_t cmap_inc(cmap_handle_t handle, const char *key_name)
+{
+
+	return (cmap_adjust_int(handle, key_name, 1));
+}
+
+cs_error_t cmap_dec(cmap_handle_t handle, const char *key_name)
+{
+
+	return (cmap_adjust_int(handle, key_name, -1));
+}
+
+cs_error_t cmap_iter_init(
+		cmap_handle_t handle,
+		const char *prefix,
+		cmap_iter_handle_t *cmap_iter_handle)
+{
+	cs_error_t error;
+	struct iovec iov;
+	struct cmap_inst *cmap_inst;
+	struct req_lib_cmap_iter_init req_lib_cmap_iter_init;
+	struct res_lib_cmap_iter_init res_lib_cmap_iter_init;
+
+	if (cmap_iter_handle == NULL) {
+		return (CS_ERR_INVALID_PARAM);
+	}
+
+	error = hdb_error_to_cs(hdb_handle_get (&cmap_handle_t_db, handle, (void *)&cmap_inst));
+	if (error != CS_OK) {
+		return (error);
+	}
+
+	memset(&req_lib_cmap_iter_init, 0, sizeof(req_lib_cmap_iter_init));
+	req_lib_cmap_iter_init.header.size = sizeof(req_lib_cmap_iter_init);
+	req_lib_cmap_iter_init.header.id = MESSAGE_REQ_CMAP_ITER_INIT;
+
+	if (prefix) {
+		if (strlen(prefix) >= CS_MAX_NAME_LENGTH) {
+			return (CS_ERR_NAME_TOO_LONG);
+		}
+		memcpy(req_lib_cmap_iter_init.prefix.value, prefix, strlen(prefix));
+		req_lib_cmap_iter_init.prefix.length = strlen(prefix);
+	}
+
+	iov.iov_base = (char *)&req_lib_cmap_iter_init;
+	iov.iov_len = sizeof(req_lib_cmap_iter_init);
+
+	error = qb_to_cs_error(qb_ipcc_sendv_recv(
+		cmap_inst->c,
+		&iov,
+		1,
+		&res_lib_cmap_iter_init,
+		sizeof (struct res_lib_cmap_iter_init), CS_IPC_TIMEOUT_MS));
+
+	if (error == CS_OK) {
+		error = res_lib_cmap_iter_init.header.error;
+	}
+
+	if (error == CS_OK) {
+		*cmap_iter_handle = res_lib_cmap_iter_init.iter_handle;
+	}
+
+	(void)hdb_handle_put (&cmap_handle_t_db, handle);
+
+	return (error);
+}
+
+cs_error_t cmap_iter_next(
+		cmap_handle_t handle,
+		cmap_iter_handle_t iter_handle,
+		char key_name[],
+		size_t *value_len,
+		cmap_value_types_t *type)
+{
+	cs_error_t error;
+	struct iovec iov;
+	struct cmap_inst *cmap_inst;
+	struct req_lib_cmap_iter_next req_lib_cmap_iter_next;
+	struct res_lib_cmap_iter_next res_lib_cmap_iter_next;
+
+	if (key_name == NULL) {
+		return (CS_ERR_INVALID_PARAM);
+	}
+
+	error = hdb_error_to_cs(hdb_handle_get (&cmap_handle_t_db, handle, (void *)&cmap_inst));
+	if (error != CS_OK) {
+		return (error);
+	}
+
+	memset(&req_lib_cmap_iter_next, 0, sizeof(req_lib_cmap_iter_next));
+	req_lib_cmap_iter_next.header.size = sizeof(req_lib_cmap_iter_next);
+	req_lib_cmap_iter_next.header.id = MESSAGE_REQ_CMAP_ITER_NEXT;
+	req_lib_cmap_iter_next.iter_handle = iter_handle;
+
+	iov.iov_base = (char *)&req_lib_cmap_iter_next;
+	iov.iov_len = sizeof(req_lib_cmap_iter_next);
+
+	error = qb_to_cs_error(qb_ipcc_sendv_recv(
+		cmap_inst->c,
+		&iov,
+		1,
+		&res_lib_cmap_iter_next,
+		sizeof (struct res_lib_cmap_iter_next), CS_IPC_TIMEOUT_MS));
+
+	if (error == CS_OK) {
+		error = res_lib_cmap_iter_next.header.error;
+	}
+
+	if (error == CS_OK) {
+		memcpy(key_name, (const char *)res_lib_cmap_iter_next.key_name.value,
+		    res_lib_cmap_iter_next.key_name.length);
+		key_name[res_lib_cmap_iter_next.key_name.length] = '\0';
+
+		if (value_len != NULL) {
+			*value_len = res_lib_cmap_iter_next.value_len;
+		}
+
+		if (type != NULL) {
+			*type = res_lib_cmap_iter_next.type;
+		}
+	}
+
+	(void)hdb_handle_put (&cmap_handle_t_db, handle);
+
+	return (error);
+}
+
+cs_error_t cmap_iter_finalize(
+		cmap_handle_t handle,
+		cmap_iter_handle_t iter_handle)
+{
+	cs_error_t error;
+	struct iovec iov;
+	struct cmap_inst *cmap_inst;
+	struct req_lib_cmap_iter_finalize req_lib_cmap_iter_finalize;
+	struct res_lib_cmap_iter_finalize res_lib_cmap_iter_finalize;
+
+	error = hdb_error_to_cs(hdb_handle_get (&cmap_handle_t_db, handle, (void *)&cmap_inst));
+	if (error != CS_OK) {
+		return (error);
+	}
+
+	memset(&req_lib_cmap_iter_finalize, 0, sizeof(req_lib_cmap_iter_finalize));
+	req_lib_cmap_iter_finalize.header.size = sizeof(req_lib_cmap_iter_finalize);
+	req_lib_cmap_iter_finalize.header.id = MESSAGE_REQ_CMAP_ITER_FINALIZE;
+	req_lib_cmap_iter_finalize.iter_handle = iter_handle;
+
+	iov.iov_base = (char *)&req_lib_cmap_iter_finalize;
+	iov.iov_len = sizeof(req_lib_cmap_iter_finalize);
+
+	error = qb_to_cs_error(qb_ipcc_sendv_recv(
+		cmap_inst->c,
+		&iov,
+		1,
+		&res_lib_cmap_iter_finalize,
+		sizeof (struct res_lib_cmap_iter_finalize), CS_IPC_TIMEOUT_MS));
+
+	if (error == CS_OK) {
+		error = res_lib_cmap_iter_finalize.header.error;
+	}
+
+	(void)hdb_handle_put (&cmap_handle_t_db, handle);
+
+	return (error);
+}
+
+cs_error_t cmap_track_add(
+	cmap_handle_t handle,
+	const char *key_name,
+	int32_t track_type,
+	cmap_notify_fn_t notify_fn,
+	void *user_data,
+	cmap_track_handle_t *cmap_track_handle)
+{
+	cs_error_t error;
+	struct iovec iov;
+	struct cmap_inst *cmap_inst;
+	struct req_lib_cmap_track_add req_lib_cmap_track_add;
+	struct res_lib_cmap_track_add res_lib_cmap_track_add;
+	struct cmap_track_inst *cmap_track_inst;
+	cmap_track_handle_t cmap_track_inst_handle;
+
+	if (cmap_track_handle == NULL || notify_fn == NULL) {
+		return (CS_ERR_INVALID_PARAM);
+	}
+
+	error = hdb_error_to_cs(hdb_handle_get (&cmap_handle_t_db, handle, (void *)&cmap_inst));
+	if (error != CS_OK) {
+		return (error);
+	}
+
+	error = hdb_error_to_cs(hdb_handle_create(&cmap_track_handle_t_db,
+				sizeof(*cmap_track_inst), &cmap_track_inst_handle));
+	if (error != CS_OK) {
+		goto error_put;
+	}
+
+	error = hdb_error_to_cs(hdb_handle_get(&cmap_track_handle_t_db,
+				cmap_track_inst_handle, (void *)&cmap_track_inst));
+	if (error != CS_OK) {
+		goto error_put_destroy;
+	}
+
+	cmap_track_inst->user_data = user_data;
+	cmap_track_inst->notify_fn = notify_fn;
+	cmap_track_inst->c = cmap_inst->c;
+
+	memset(&req_lib_cmap_track_add, 0, sizeof(req_lib_cmap_track_add));
+	req_lib_cmap_track_add.header.size = sizeof(req_lib_cmap_track_add);
+	req_lib_cmap_track_add.header.id = MESSAGE_REQ_CMAP_TRACK_ADD;
+
+	if (key_name) {
+		if (strlen(key_name) >= CS_MAX_NAME_LENGTH) {
+			return (CS_ERR_NAME_TOO_LONG);
+		}
+		memcpy(req_lib_cmap_track_add.key_name.value, key_name, strlen(key_name));
+		req_lib_cmap_track_add.key_name.length = strlen(key_name);
+	}
+
+	req_lib_cmap_track_add.track_type = track_type;
+	req_lib_cmap_track_add.track_inst_handle = cmap_track_inst_handle;
+
+	iov.iov_base = (char *)&req_lib_cmap_track_add;
+	iov.iov_len = sizeof(req_lib_cmap_track_add);
+
+	error = qb_to_cs_error(qb_ipcc_sendv_recv(
+		cmap_inst->c,
+		&iov,
+		1,
+		&res_lib_cmap_track_add,
+		sizeof (struct res_lib_cmap_track_add), CS_IPC_TIMEOUT_MS));
+
+	if (error == CS_OK) {
+		error = res_lib_cmap_track_add.header.error;
+	}
+
+	if (error == CS_OK) {
+		*cmap_track_handle = res_lib_cmap_track_add.track_handle;
+		cmap_track_inst->track_handle = *cmap_track_handle;
+	}
+
+	(void)hdb_handle_put (&cmap_track_handle_t_db, cmap_track_inst_handle);
+
+	(void)hdb_handle_put (&cmap_handle_t_db, handle);
+
+	return (error);
+
+error_put_destroy:
+	(void)hdb_handle_put (&cmap_track_handle_t_db, cmap_track_inst_handle);
+	(void)hdb_handle_destroy (&cmap_track_handle_t_db, cmap_track_inst_handle);
+
+error_put:
+	(void)hdb_handle_put (&cmap_handle_t_db, handle);
+
+	return (error);
+}
+
+cs_error_t cmap_track_delete(
+		cmap_handle_t handle,
+		cmap_track_handle_t track_handle)
+{
+	cs_error_t error;
+	struct iovec iov;
+	struct cmap_inst *cmap_inst;
+	struct cmap_track_inst *cmap_track_inst;
+	struct req_lib_cmap_track_delete req_lib_cmap_track_delete;
+	struct res_lib_cmap_track_delete res_lib_cmap_track_delete;
+
+	error = hdb_error_to_cs(hdb_handle_get (&cmap_handle_t_db, handle, (void *)&cmap_inst));
+	if (error != CS_OK) {
+		return (error);
+	}
+
+	memset(&req_lib_cmap_track_delete, 0, sizeof(req_lib_cmap_track_delete));
+	req_lib_cmap_track_delete.header.size = sizeof(req_lib_cmap_track_delete);
+	req_lib_cmap_track_delete.header.id = MESSAGE_REQ_CMAP_TRACK_DELETE;
+	req_lib_cmap_track_delete.track_handle = track_handle;
+
+	iov.iov_base = (char *)&req_lib_cmap_track_delete;
+	iov.iov_len = sizeof(req_lib_cmap_track_delete);
+
+	error = qb_to_cs_error(qb_ipcc_sendv_recv(
+		cmap_inst->c,
+		&iov,
+		1,
+		&res_lib_cmap_track_delete,
+		sizeof (struct res_lib_cmap_track_delete), CS_IPC_TIMEOUT_MS));
+
+	if (error == CS_OK) {
+		error = res_lib_cmap_track_delete.header.error;
+	}
+
+	if (error == CS_OK) {
+		error = hdb_error_to_cs(hdb_handle_get(&cmap_track_handle_t_db,
+					res_lib_cmap_track_delete.track_inst_handle,
+					(void *)&cmap_track_inst));
+		if (error != CS_OK) {
+			goto error_put;
+		}
+
+		(void)hdb_handle_put(&cmap_track_handle_t_db, res_lib_cmap_track_delete.track_inst_handle);
+		(void)hdb_handle_destroy(&cmap_track_handle_t_db, res_lib_cmap_track_delete.track_inst_handle);
+	}
+
+error_put:
+	(void)hdb_handle_put (&cmap_handle_t_db, handle);
+
+	return (error);
+}
diff --git a/lib/cpg.c b/lib/cpg.c
new file mode 100644
index 0000000..b41f31d
--- /dev/null
+++ b/lib/cpg.c
@@ -0,0 +1,1426 @@
+/*
+ * vi: set autoindent tabstop=4 shiftwidth=4 :
+ *
+ * Copyright (c) 2006-2015 Red Hat, Inc.
+ *
+ * All rights reserved.
+ *
+ * Author: Christine Caulfield (ccaulfi@redhat.com)
+ * Author: Jan Friesse (jfriesse@redhat.com)
+ *
+ * This software licensed under BSD license, the text of which follows:
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions are met:
+ *
+ * - Redistributions of source code must retain the above copyright notice,
+ *   this list of conditions and the following disclaimer.
+ * - Redistributions in binary form must reproduce the above copyright notice,
+ *   this list of conditions and the following disclaimer in the documentation
+ *   and/or other materials provided with the distribution.
+ * - Neither the name of the MontaVista Software, Inc. nor the names of its
+ *   contributors may be used to endorse or promote products derived from this
+ *   software without specific prior written permission.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
+ * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+ * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
+ * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
+ * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
+ * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
+ * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
+ * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
+ * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
+ * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF
+ * THE POSSIBILITY OF SUCH DAMAGE.
+ */
+/*
+ * Provides a closed process group API using the coroipcc executive
+ */
+
+#include <config.h>
+
+#include <stdlib.h>
+#include <stdio.h>
+#include <string.h>
+#include <unistd.h>
+#include <sys/types.h>
+#include <sys/socket.h>
+#include <sys/mman.h>
+#include <sys/uio.h>
+#include <sys/stat.h>
+#include <errno.h>
+#include <limits.h>
+
+#include <qb/qblist.h>
+#include <qb/qbdefs.h>
+#include <qb/qbipcc.h>
+#include <qb/qblog.h>
+
+#include <corosync/hdb.h>
+#include <corosync/corotypes.h>
+#include <corosync/corodefs.h>
+#include <corosync/cpg.h>
+#include <corosync/ipc_cpg.h>
+
+#include "util.h"
+
+#ifndef MAP_ANONYMOUS
+#define MAP_ANONYMOUS MAP_ANON
+#endif
+
+/*
+ * Maximum number of times to retry a send when transmitting
+ * a large message fragment
+ */
+#define MAX_RETRIES 100
+
+/*
+ * ZCB files have following umask (umask is same as used in libqb)
+ */
+#define CPG_MEMORY_MAP_UMASK		077
+
+struct cpg_assembly_data
+{
+	struct qb_list_head list;
+	uint32_t nodeid;
+	uint32_t pid;
+	char *assembly_buf;
+	uint32_t assembly_buf_ptr;
+};
+
+struct cpg_inst {
+	qb_ipcc_connection_t *c;
+	int finalize;
+	void *context;
+	union {
+		cpg_model_data_t model_data;
+		cpg_model_v1_data_t model_v1_data;
+	};
+	struct qb_list_head iteration_list_head;
+	uint32_t max_msg_size;
+	struct qb_list_head assembly_list_head;
+};
+static void cpg_inst_free (void *inst);
+
+DECLARE_HDB_DATABASE(cpg_handle_t_db, cpg_inst_free);
+
+struct cpg_iteration_instance_t {
+	cpg_iteration_handle_t cpg_iteration_handle;
+	qb_ipcc_connection_t *conn;
+	hdb_handle_t executive_iteration_handle;
+	struct qb_list_head list;
+};
+
+DECLARE_HDB_DATABASE(cpg_iteration_handle_t_db,NULL);
+
+
+/*
+ * Internal (not visible by API) functions
+ */
+
+static cs_error_t
+coroipcc_msg_send_reply_receive (
+	qb_ipcc_connection_t *c,
+	const struct iovec *iov,
+	unsigned int iov_len,
+	void *res_msg,
+	size_t res_len)
+{
+	return qb_to_cs_error(qb_ipcc_sendv_recv(c, iov, iov_len, res_msg, res_len,
+				CS_IPC_TIMEOUT_MS));
+}
+
+static void cpg_iteration_instance_finalize (struct cpg_iteration_instance_t *cpg_iteration_instance)
+{
+	qb_list_del (&cpg_iteration_instance->list);
+	hdb_handle_destroy (&cpg_iteration_handle_t_db, cpg_iteration_instance->cpg_iteration_handle);
+}
+
+static void cpg_inst_free (void *inst)
+{
+	struct cpg_inst *cpg_inst = (struct cpg_inst *)inst;
+	qb_ipcc_disconnect(cpg_inst->c);
+}
+
+static void cpg_inst_finalize (struct cpg_inst *cpg_inst, hdb_handle_t handle)
+{
+	struct qb_list_head *iter, *tmp_iter;
+	struct cpg_iteration_instance_t *cpg_iteration_instance;
+
+	/*
+	 * Traverse thru iteration instances and delete them
+	 */
+	qb_list_for_each_safe(iter, tmp_iter, &(cpg_inst->iteration_list_head)) {
+		cpg_iteration_instance = qb_list_entry (iter, struct cpg_iteration_instance_t, list);
+
+		cpg_iteration_instance_finalize (cpg_iteration_instance);
+	}
+	hdb_handle_destroy (&cpg_handle_t_db, handle);
+}
+
+/**
+ * @defgroup cpg_coroipcc The closed process group API
+ * @ingroup coroipcc
+ *
+ * @{
+ */
+
+cs_error_t cpg_initialize (
+	cpg_handle_t *handle,
+	cpg_callbacks_t *callbacks)
+{
+	cpg_model_v1_data_t model_v1_data;
+
+	memset (&model_v1_data, 0, sizeof (cpg_model_v1_data_t));
+
+	if (callbacks) {
+		model_v1_data.cpg_deliver_fn = callbacks->cpg_deliver_fn;
+		model_v1_data.cpg_confchg_fn = callbacks->cpg_confchg_fn;
+	}
+
+	return (cpg_model_initialize (handle, CPG_MODEL_V1, (cpg_model_data_t *)&model_v1_data, NULL));
+}
+
+cs_error_t cpg_model_initialize (
+	cpg_handle_t *handle,
+	cpg_model_t model,
+	cpg_model_data_t *model_data,
+	void *context)
+{
+	cs_error_t error;
+	struct cpg_inst *cpg_inst;
+
+	if (model != CPG_MODEL_V1) {
+		error = CS_ERR_INVALID_PARAM;
+		goto error_no_destroy;
+	}
+
+	error = hdb_error_to_cs (hdb_handle_create (&cpg_handle_t_db, sizeof (struct cpg_inst), handle));
+	if (error != CS_OK) {
+		goto error_no_destroy;
+	}
+
+	error = hdb_error_to_cs (hdb_handle_get (&cpg_handle_t_db, *handle, (void *)&cpg_inst));
+	if (error != CS_OK) {
+		goto error_destroy;
+	}
+
+	cpg_inst->c = qb_ipcc_connect ("cpg", IPC_REQUEST_SIZE);
+	if (cpg_inst->c == NULL) {
+		error = qb_to_cs_error(-errno);
+		goto error_put_destroy;
+	}
+
+	if (model_data != NULL) {
+		switch (model) {
+		case CPG_MODEL_V1:
+			memcpy (&cpg_inst->model_v1_data, model_data, sizeof (cpg_model_v1_data_t));
+			if ((cpg_inst->model_v1_data.flags & ~(CPG_MODEL_V1_DELIVER_INITIAL_TOTEM_CONF)) != 0) {
+				error = CS_ERR_INVALID_PARAM;
+
+				goto error_destroy;
+			}
+			break;
+		}
+	}
+
+	/* Allow space for corosync internal headers */
+	cpg_inst->max_msg_size = IPC_REQUEST_SIZE - 1024;
+	cpg_inst->model_data.model = model;
+	cpg_inst->context = context;
+
+	qb_list_init(&cpg_inst->iteration_list_head);
+
+	qb_list_init(&cpg_inst->assembly_list_head);
+
+	hdb_handle_put (&cpg_handle_t_db, *handle);
+
+	return (CS_OK);
+
+error_put_destroy:
+	hdb_handle_put (&cpg_handle_t_db, *handle);
+error_destroy:
+	hdb_handle_destroy (&cpg_handle_t_db, *handle);
+error_no_destroy:
+	return (error);
+}
+
+cs_error_t cpg_finalize (
+	cpg_handle_t handle)
+{
+	struct cpg_inst *cpg_inst;
+	struct iovec iov;
+	struct req_lib_cpg_finalize req_lib_cpg_finalize;
+	struct res_lib_cpg_finalize res_lib_cpg_finalize;
+	cs_error_t error;
+
+	error = hdb_error_to_cs (hdb_handle_get (&cpg_handle_t_db, handle, (void *)&cpg_inst));
+	if (error != CS_OK) {
+		return (error);
+	}
+
+	/*
+	 * Another thread has already started finalizing
+	 */
+	if (cpg_inst->finalize) {
+		hdb_handle_put (&cpg_handle_t_db, handle);
+		return (CS_ERR_BAD_HANDLE);
+	}
+
+	cpg_inst->finalize = 1;
+
+	/*
+	 * Send service request
+	 */
+	req_lib_cpg_finalize.header.size = sizeof (struct req_lib_cpg_finalize);
+	req_lib_cpg_finalize.header.id = MESSAGE_REQ_CPG_FINALIZE;
+
+	iov.iov_base = (void *)&req_lib_cpg_finalize;
+	iov.iov_len = sizeof (struct req_lib_cpg_finalize);
+
+	error = coroipcc_msg_send_reply_receive (cpg_inst->c,
+		&iov,
+		1,
+		&res_lib_cpg_finalize,
+		sizeof (struct res_lib_cpg_finalize));
+
+	cpg_inst_finalize (cpg_inst, handle);
+	hdb_handle_put (&cpg_handle_t_db, handle);
+
+	return (error);
+}
+
+cs_error_t cpg_fd_get (
+	cpg_handle_t handle,
+	int *fd)
+{
+	cs_error_t error;
+	struct cpg_inst *cpg_inst;
+
+	error = hdb_error_to_cs (hdb_handle_get (&cpg_handle_t_db, handle, (void *)&cpg_inst));
+	if (error != CS_OK) {
+		return (error);
+	}
+
+	error = qb_to_cs_error (qb_ipcc_fd_get (cpg_inst->c, fd));
+
+	hdb_handle_put (&cpg_handle_t_db, handle);
+
+	return (error);
+}
+
+cs_error_t cpg_max_atomic_msgsize_get (
+	cpg_handle_t handle,
+	uint32_t *size)
+{
+	cs_error_t error;
+	struct cpg_inst *cpg_inst;
+
+	error = hdb_error_to_cs (hdb_handle_get (&cpg_handle_t_db, handle, (void *)&cpg_inst));
+	if (error != CS_OK) {
+		return (error);
+	}
+
+	*size = cpg_inst->max_msg_size;
+
+	hdb_handle_put (&cpg_handle_t_db, handle);
+
+	return (error);
+}
+
+cs_error_t cpg_context_get (
+	cpg_handle_t handle,
+	void **context)
+{
+	cs_error_t error;
+	struct cpg_inst *cpg_inst;
+
+	error = hdb_error_to_cs (hdb_handle_get (&cpg_handle_t_db, handle, (void *)&cpg_inst));
+	if (error != CS_OK) {
+		return (error);
+	}
+
+	*context = cpg_inst->context;
+
+	hdb_handle_put (&cpg_handle_t_db, handle);
+
+	return (CS_OK);
+}
+
+cs_error_t cpg_context_set (
+	cpg_handle_t handle,
+	void *context)
+{
+	cs_error_t error;
+	struct cpg_inst *cpg_inst;
+
+	error = hdb_error_to_cs (hdb_handle_get (&cpg_handle_t_db, handle, (void *)&cpg_inst));
+	if (error != CS_OK) {
+		return (error);
+	}
+
+	cpg_inst->context = context;
+
+	hdb_handle_put (&cpg_handle_t_db, handle);
+
+	return (CS_OK);
+}
+
+cs_error_t cpg_dispatch (
+	cpg_handle_t handle,
+	cs_dispatch_flags_t dispatch_types)
+{
+	int timeout = -1;
+	cs_error_t error;
+	int cont = 1; /* always continue do loop except when set to 0 */
+	struct cpg_inst *cpg_inst;
+	struct res_lib_cpg_confchg_callback *res_cpg_confchg_callback;
+	struct res_lib_cpg_deliver_callback *res_cpg_deliver_callback;
+	struct res_lib_cpg_partial_deliver_callback *res_cpg_partial_deliver_callback;
+	struct res_lib_cpg_totem_confchg_callback *res_cpg_totem_confchg_callback;
+	struct cpg_inst cpg_inst_copy;
+	struct qb_ipc_response_header *dispatch_data;
+	struct cpg_address member_list[CPG_MEMBERS_MAX];
+	struct cpg_address left_list[CPG_MEMBERS_MAX];
+	struct cpg_address joined_list[CPG_MEMBERS_MAX];
+	struct cpg_name group_name;
+	struct cpg_assembly_data *assembly_data;
+	struct qb_list_head *iter, *tmp_iter;
+	mar_cpg_address_t *left_list_start;
+	mar_cpg_address_t *joined_list_start;
+	unsigned int i;
+	struct cpg_ring_id ring_id;
+	uint32_t totem_member_list[CPG_MEMBERS_MAX];
+	int32_t errno_res;
+	char dispatch_buf[IPC_DISPATCH_SIZE];
+
+	error = hdb_error_to_cs (hdb_handle_get (&cpg_handle_t_db, handle, (void *)&cpg_inst));
+	if (error != CS_OK) {
+		return (error);
+	}
+
+	/*
+	 * Timeout instantly for CS_DISPATCH_ONE_NONBLOCKING or CS_DISPATCH_ALL and
+	 * wait indefinitely for CS_DISPATCH_ONE or CS_DISPATCH_BLOCKING
+	 */
+	if (dispatch_types == CS_DISPATCH_ALL || dispatch_types == CS_DISPATCH_ONE_NONBLOCKING) {
+		timeout = 0;
+	}
+
+	dispatch_data = (struct qb_ipc_response_header *)dispatch_buf;
+	do {
+		errno_res = qb_ipcc_event_recv (
+			cpg_inst->c,
+			dispatch_buf,
+			IPC_DISPATCH_SIZE,
+			timeout);
+		error = qb_to_cs_error (errno_res);
+		if (error == CS_ERR_BAD_HANDLE) {
+			error = CS_OK;
+			goto error_put;
+		}
+		if (error == CS_ERR_TRY_AGAIN) {
+			if (dispatch_types == CS_DISPATCH_ONE_NONBLOCKING) {
+				/*
+				 * Don't mask error
+				 */
+				goto error_put;
+			}
+			error = CS_OK;
+			if (dispatch_types == CS_DISPATCH_ALL) {
+				break; /* exit do while cont is 1 loop */
+			} else {
+				continue; /* next poll */
+			}
+		}
+		if (error != CS_OK) {
+			goto error_put;
+		}
+
+		/*
+		 * Make copy of callbacks, message data, unlock instance, and call callback
+		 * A risk of this dispatch method is that the callback routines may
+		 * operate at the same time that cpgFinalize has been called.
+		 */
+		memcpy (&cpg_inst_copy, cpg_inst, sizeof (struct cpg_inst));
+		switch (cpg_inst_copy.model_data.model) {
+		case CPG_MODEL_V1:
+			/*
+			 * Dispatch incoming message
+			 */
+			switch (dispatch_data->id) {
+			case MESSAGE_RES_CPG_DELIVER_CALLBACK:
+				if (cpg_inst_copy.model_v1_data.cpg_deliver_fn == NULL) {
+					break;
+				}
+
+				res_cpg_deliver_callback = (struct res_lib_cpg_deliver_callback *)dispatch_data;
+
+				marshall_from_mar_cpg_name_t (
+					&group_name,
+					&res_cpg_deliver_callback->group_name);
+
+				cpg_inst_copy.model_v1_data.cpg_deliver_fn (handle,
+					&group_name,
+					res_cpg_deliver_callback->nodeid,
+					res_cpg_deliver_callback->pid,
+					&res_cpg_deliver_callback->message,
+					res_cpg_deliver_callback->msglen);
+				break;
+
+			case MESSAGE_RES_CPG_PARTIAL_DELIVER_CALLBACK:
+				res_cpg_partial_deliver_callback = (struct res_lib_cpg_partial_deliver_callback *)dispatch_data;
+
+				marshall_from_mar_cpg_name_t (
+					&group_name,
+					&res_cpg_partial_deliver_callback->group_name);
+
+				/*
+				 * Search for assembly data for current messages (nodeid, pid) pair in list of assemblies
+				 */
+				assembly_data = NULL;
+				qb_list_for_each(iter, &(cpg_inst->assembly_list_head)) {
+					struct cpg_assembly_data *current_assembly_data = qb_list_entry (iter, struct cpg_assembly_data, list);
+					if (current_assembly_data->nodeid == res_cpg_partial_deliver_callback->nodeid && current_assembly_data->pid == res_cpg_partial_deliver_callback->pid) {
+						assembly_data = current_assembly_data;
+						break;
+					}
+				}
+
+				if (res_cpg_partial_deliver_callback->type == LIBCPG_PARTIAL_FIRST) {
+
+					/*
+					 * As this is LIBCPG_PARTIAL_FIRST packet, check that there is no ongoing assembly.
+					 * Otherwise the sending of packet must have been interrupted and error should have
+					 * been reported to sending client. Therefore here last assembly will be dropped.
+					 */
+					if (assembly_data) {
+						qb_list_del (&assembly_data->list);
+						free(assembly_data->assembly_buf);
+						free(assembly_data);
+						assembly_data = NULL;
+					}
+
+					assembly_data = malloc(sizeof(struct cpg_assembly_data));
+					if (!assembly_data) {
+						error = CS_ERR_NO_MEMORY;
+						goto error_put;
+					}
+
+					assembly_data->nodeid = res_cpg_partial_deliver_callback->nodeid;
+					assembly_data->pid = res_cpg_partial_deliver_callback->pid;
+					assembly_data->assembly_buf = malloc(res_cpg_partial_deliver_callback->msglen);
+					if (!assembly_data->assembly_buf) {
+						free(assembly_data);
+						error = CS_ERR_NO_MEMORY;
+						goto error_put;
+					}
+					assembly_data->assembly_buf_ptr = 0;
+					qb_list_init (&assembly_data->list);
+
+					qb_list_add (&assembly_data->list, &cpg_inst->assembly_list_head);
+				}
+				if (assembly_data) {
+					memcpy(assembly_data->assembly_buf + assembly_data->assembly_buf_ptr,
+						res_cpg_partial_deliver_callback->message, res_cpg_partial_deliver_callback->fraglen);
+					assembly_data->assembly_buf_ptr += res_cpg_partial_deliver_callback->fraglen;
+
+					if (res_cpg_partial_deliver_callback->type == LIBCPG_PARTIAL_LAST) {
+						cpg_inst_copy.model_v1_data.cpg_deliver_fn (handle,
+							&group_name,
+							res_cpg_partial_deliver_callback->nodeid,
+							res_cpg_partial_deliver_callback->pid,
+							assembly_data->assembly_buf,
+							res_cpg_partial_deliver_callback->msglen);
+
+						qb_list_del (&assembly_data->list);
+						free(assembly_data->assembly_buf);
+						free(assembly_data);
+					}
+				}
+				break;
+
+			case MESSAGE_RES_CPG_CONFCHG_CALLBACK:
+				if (cpg_inst_copy.model_v1_data.cpg_confchg_fn == NULL) {
+					break;
+				}
+
+				res_cpg_confchg_callback = (struct res_lib_cpg_confchg_callback *)dispatch_data;
+
+				for (i = 0; i < res_cpg_confchg_callback->member_list_entries; i++) {
+					marshall_from_mar_cpg_address_t (&member_list[i],
+						&res_cpg_confchg_callback->member_list[i]);
+				}
+				left_list_start = res_cpg_confchg_callback->member_list +
+					res_cpg_confchg_callback->member_list_entries;
+				for (i = 0; i < res_cpg_confchg_callback->left_list_entries; i++) {
+					marshall_from_mar_cpg_address_t (&left_list[i],
+						&left_list_start[i]);
+				}
+				joined_list_start = res_cpg_confchg_callback->member_list +
+					res_cpg_confchg_callback->member_list_entries +
+					res_cpg_confchg_callback->left_list_entries;
+				for (i = 0; i < res_cpg_confchg_callback->joined_list_entries; i++) {
+					marshall_from_mar_cpg_address_t (&joined_list[i],
+						&joined_list_start[i]);
+				}
+				marshall_from_mar_cpg_name_t (
+					&group_name,
+					&res_cpg_confchg_callback->group_name);
+
+				cpg_inst_copy.model_v1_data.cpg_confchg_fn (handle,
+					&group_name,
+					member_list,
+					res_cpg_confchg_callback->member_list_entries,
+					left_list,
+					res_cpg_confchg_callback->left_list_entries,
+					joined_list,
+					res_cpg_confchg_callback->joined_list_entries);
+
+				/*
+				 * If member left while his partial packet was being assembled, assembly data must be removed from list
+				 */
+				for (i = 0; i < res_cpg_confchg_callback->left_list_entries; i++) {
+					qb_list_for_each_safe(iter, tmp_iter, &(cpg_inst->assembly_list_head)) {
+						struct cpg_assembly_data *current_assembly_data = qb_list_entry (iter, struct cpg_assembly_data, list);
+						if (current_assembly_data->nodeid != left_list[i].nodeid || current_assembly_data->pid != left_list[i].pid)
+							continue;
+
+						qb_list_del (&current_assembly_data->list);
+						free(current_assembly_data->assembly_buf);
+						free(current_assembly_data);
+					}
+				}
+
+				break;
+			case MESSAGE_RES_CPG_TOTEM_CONFCHG_CALLBACK:
+				if (cpg_inst_copy.model_v1_data.cpg_totem_confchg_fn == NULL) {
+					break;
+				}
+
+				res_cpg_totem_confchg_callback = (struct res_lib_cpg_totem_confchg_callback *)dispatch_data;
+
+				marshall_from_mar_cpg_ring_id_t (&ring_id, &res_cpg_totem_confchg_callback->ring_id);
+				for (i = 0; i < res_cpg_totem_confchg_callback->member_list_entries; i++) {
+					totem_member_list[i] = res_cpg_totem_confchg_callback->member_list[i];
+				}
+
+				cpg_inst_copy.model_v1_data.cpg_totem_confchg_fn (handle,
+					ring_id,
+					res_cpg_totem_confchg_callback->member_list_entries,
+					totem_member_list);
+				break;
+			default:
+				error = CS_ERR_LIBRARY;
+				goto error_put;
+				break;
+			} /* - switch (dispatch_data->id) */
+			break; /* case CPG_MODEL_V1 */
+		} /* - switch (cpg_inst_copy.model_data.model) */
+
+		if (cpg_inst_copy.finalize || cpg_inst->finalize) {
+			/*
+			 * If the finalize has been called then get out of the dispatch.
+			 */
+			cpg_inst->finalize = 1;
+			error = CS_ERR_BAD_HANDLE;
+			goto error_put;
+		}
+
+		/*
+		 * Determine if more messages should be processed
+		 */
+		if (dispatch_types == CS_DISPATCH_ONE || dispatch_types == CS_DISPATCH_ONE_NONBLOCKING) {
+			cont = 0;
+		}
+	} while (cont);
+
+error_put:
+	hdb_handle_put (&cpg_handle_t_db, handle);
+	return (error);
+}
+
+cs_error_t cpg_join (
+    cpg_handle_t handle,
+    const struct cpg_name *group)
+{
+	cs_error_t error;
+	struct cpg_inst *cpg_inst;
+	struct iovec iov[2];
+	struct req_lib_cpg_join req_lib_cpg_join;
+	struct res_lib_cpg_join response;
+
+	if (group->length > CPG_MAX_NAME_LENGTH) {
+		return (CS_ERR_NAME_TOO_LONG);
+	}
+
+	error = hdb_error_to_cs (hdb_handle_get (&cpg_handle_t_db, handle, (void *)&cpg_inst));
+	if (error != CS_OK) {
+		return (error);
+	}
+
+	/* Now join */
+	req_lib_cpg_join.header.size = sizeof (struct req_lib_cpg_join);
+	req_lib_cpg_join.header.id = MESSAGE_REQ_CPG_JOIN;
+	req_lib_cpg_join.pid = getpid();
+	req_lib_cpg_join.flags = 0;
+
+	switch (cpg_inst->model_data.model) {
+	case CPG_MODEL_V1:
+		req_lib_cpg_join.flags = cpg_inst->model_v1_data.flags;
+		break;
+	}
+
+	marshall_to_mar_cpg_name_t (&req_lib_cpg_join.group_name,
+		group);
+
+	iov[0].iov_base = (void *)&req_lib_cpg_join;
+	iov[0].iov_len = sizeof (struct req_lib_cpg_join);
+
+	do {
+		error = coroipcc_msg_send_reply_receive (cpg_inst->c, iov, 1,
+			&response, sizeof (struct res_lib_cpg_join));
+
+		if (error != CS_OK) {
+			goto error_exit;
+		}
+	} while (response.header.error == CS_ERR_BUSY);
+
+	error = response.header.error;
+
+error_exit:
+	hdb_handle_put (&cpg_handle_t_db, handle);
+
+	return (error);
+}
+
+cs_error_t cpg_leave (
+    cpg_handle_t handle,
+    const struct cpg_name *group)
+{
+	cs_error_t error;
+	struct cpg_inst *cpg_inst;
+	struct iovec iov[2];
+	struct req_lib_cpg_leave req_lib_cpg_leave;
+	struct res_lib_cpg_leave res_lib_cpg_leave;
+
+        if (group->length > CPG_MAX_NAME_LENGTH) {
+		return (CS_ERR_NAME_TOO_LONG);
+        }
+
+	error = hdb_error_to_cs (hdb_handle_get (&cpg_handle_t_db, handle, (void *)&cpg_inst));
+	if (error != CS_OK) {
+		return (error);
+	}
+
+	req_lib_cpg_leave.header.size = sizeof (struct req_lib_cpg_leave);
+	req_lib_cpg_leave.header.id = MESSAGE_REQ_CPG_LEAVE;
+	req_lib_cpg_leave.pid = getpid();
+	marshall_to_mar_cpg_name_t (&req_lib_cpg_leave.group_name,
+		group);
+
+	iov[0].iov_base = (void *)&req_lib_cpg_leave;
+	iov[0].iov_len = sizeof (struct req_lib_cpg_leave);
+
+	do {
+		error = coroipcc_msg_send_reply_receive (cpg_inst->c, iov, 1,
+			&res_lib_cpg_leave, sizeof (struct res_lib_cpg_leave));
+
+		if (error != CS_OK) {
+			goto error_exit;
+		}
+	} while (res_lib_cpg_leave.header.error == CS_ERR_BUSY);
+
+	error = res_lib_cpg_leave.header.error;
+
+error_exit:
+	hdb_handle_put (&cpg_handle_t_db, handle);
+
+	return (error);
+}
+
+cs_error_t cpg_membership_get (
+	cpg_handle_t handle,
+	struct cpg_name *group_name,
+	struct cpg_address *member_list,
+	int *member_list_entries)
+{
+	cs_error_t error;
+	struct cpg_inst *cpg_inst;
+	struct iovec iov;
+	struct req_lib_cpg_membership_get req_lib_cpg_membership_get;
+	struct res_lib_cpg_membership_get res_lib_cpg_membership_get;
+	unsigned int i;
+
+	if (group_name->length > CPG_MAX_NAME_LENGTH) {
+		return (CS_ERR_NAME_TOO_LONG);
+	}
+	if (member_list == NULL) {
+		return (CS_ERR_INVALID_PARAM);
+	}
+	if (member_list_entries == NULL) {
+		return (CS_ERR_INVALID_PARAM);
+	}
+
+	error = hdb_error_to_cs (hdb_handle_get (&cpg_handle_t_db, handle, (void *)&cpg_inst));
+	if (error != CS_OK) {
+		return (error);
+	}
+
+	req_lib_cpg_membership_get.header.size = sizeof (struct req_lib_cpg_membership_get);
+	req_lib_cpg_membership_get.header.id = MESSAGE_REQ_CPG_MEMBERSHIP;
+
+	marshall_to_mar_cpg_name_t (&req_lib_cpg_membership_get.group_name,
+		group_name);
+
+	iov.iov_base = (void *)&req_lib_cpg_membership_get;
+	iov.iov_len = sizeof (struct req_lib_cpg_membership_get);
+
+	error = coroipcc_msg_send_reply_receive (cpg_inst->c, &iov, 1,
+			&res_lib_cpg_membership_get, sizeof (res_lib_cpg_membership_get));
+
+	if (error != CS_OK) {
+		goto error_exit;
+	}
+
+	error = res_lib_cpg_membership_get.header.error;
+
+	/*
+	 * Copy results to caller
+	 */
+	*member_list_entries = res_lib_cpg_membership_get.member_count;
+	if (member_list) {
+		for (i = 0; i < res_lib_cpg_membership_get.member_count; i++) {
+			marshall_from_mar_cpg_address_t (&member_list[i],
+				&res_lib_cpg_membership_get.member_list[i]);
+		}
+	}
+
+error_exit:
+	hdb_handle_put (&cpg_handle_t_db, handle);
+
+	return (error);
+}
+
+cs_error_t cpg_local_get (
+	cpg_handle_t handle,
+	unsigned int *local_nodeid)
+{
+	cs_error_t error;
+	struct cpg_inst *cpg_inst;
+	struct iovec iov;
+	struct req_lib_cpg_local_get req_lib_cpg_local_get;
+	struct res_lib_cpg_local_get res_lib_cpg_local_get;
+
+	error = hdb_error_to_cs (hdb_handle_get (&cpg_handle_t_db, handle, (void *)&cpg_inst));
+	if (error != CS_OK) {
+		return (error);
+	}
+
+	req_lib_cpg_local_get.header.size = sizeof (struct qb_ipc_request_header);
+	req_lib_cpg_local_get.header.id = MESSAGE_REQ_CPG_LOCAL_GET;
+
+	iov.iov_base = (void *)&req_lib_cpg_local_get;
+	iov.iov_len = sizeof (struct req_lib_cpg_local_get);
+
+	error = coroipcc_msg_send_reply_receive (cpg_inst->c, &iov, 1,
+		&res_lib_cpg_local_get, sizeof (res_lib_cpg_local_get));
+
+	if (error != CS_OK) {
+		goto error_exit;
+	}
+
+	error = res_lib_cpg_local_get.header.error;
+
+	*local_nodeid = res_lib_cpg_local_get.local_nodeid;
+
+error_exit:
+	hdb_handle_put (&cpg_handle_t_db, handle);
+
+	return (error);
+}
+
+cs_error_t cpg_flow_control_state_get (
+	cpg_handle_t handle,
+	cpg_flow_control_state_t *flow_control_state)
+{
+	cs_error_t error;
+	struct cpg_inst *cpg_inst;
+
+	error = hdb_error_to_cs (hdb_handle_get (&cpg_handle_t_db, handle, (void *)&cpg_inst));
+	if (error != CS_OK) {
+		return (error);
+	}
+	*flow_control_state = CPG_FLOW_CONTROL_DISABLED;
+	error = CS_OK;
+
+	hdb_handle_put (&cpg_handle_t_db, handle);
+
+	return (error);
+}
+
+static int
+memory_map (char *path, const char *file, void **buf, size_t bytes)
+{
+	int32_t fd;
+	void *addr;
+	int32_t res;
+	char *buffer;
+	int32_t i;
+	size_t written;
+	size_t page_size; 
+	long int sysconf_page_size;
+	mode_t old_umask;
+
+	snprintf (path, PATH_MAX, "/dev/shm/%s", file);
+
+	old_umask = umask(CPG_MEMORY_MAP_UMASK);
+	fd = mkstemp (path);
+	(void)umask(old_umask);
+	if (fd == -1) {
+		snprintf (path, PATH_MAX, LOCALSTATEDIR "/run/%s", file);
+		old_umask = umask(CPG_MEMORY_MAP_UMASK);
+		fd = mkstemp (path);
+		(void)umask(old_umask);
+		if (fd == -1) {
+			return (-1);
+		}
+	}
+
+	res = ftruncate (fd, bytes);
+	if (res == -1) {
+		goto error_close_unlink;
+	}
+	sysconf_page_size = sysconf(_SC_PAGESIZE);
+	if (sysconf_page_size <= 0) {
+		goto error_close_unlink;
+	}
+	page_size = sysconf_page_size;
+	buffer = malloc (page_size);
+	if (buffer == NULL) {
+		goto error_close_unlink;
+	}
+	memset (buffer, 0, page_size);
+	for (i = 0; i < (bytes / page_size); i++) {
+retry_write:
+		written = write (fd, buffer, page_size);
+		if (written == -1 && errno == EINTR) {
+			goto retry_write;
+		}
+		if (written != page_size) {
+			free (buffer);
+			goto error_close_unlink;
+		}
+	}
+	free (buffer);
+
+	addr = mmap (NULL, bytes, PROT_READ | PROT_WRITE,
+		MAP_SHARED, fd, 0);
+
+	if (addr == MAP_FAILED) {
+		goto error_close_unlink;
+	}
+#ifdef MADV_NOSYNC
+	madvise(addr, bytes, MADV_NOSYNC);
+#endif
+
+	res = close (fd);
+	if (res) {
+		munmap(addr, bytes);
+
+		return (-1);
+	}
+	*buf = addr;
+
+	return 0;
+
+error_close_unlink:
+	close (fd);
+	unlink(path);
+	return -1;
+}
+
+cs_error_t cpg_zcb_alloc (
+	cpg_handle_t handle,
+	size_t size,
+	void **buffer)
+{
+	void *buf = NULL;
+	char path[PATH_MAX];
+	mar_req_coroipcc_zc_alloc_t req_coroipcc_zc_alloc;
+	struct qb_ipc_response_header res_coroipcs_zc_alloc;
+	size_t map_size;
+	struct iovec iovec;
+	struct coroipcs_zc_header *hdr;
+	cs_error_t error;
+	struct cpg_inst *cpg_inst;
+
+	error = hdb_error_to_cs (hdb_handle_get (&cpg_handle_t_db, handle, (void *)&cpg_inst));
+	if (error != CS_OK) {
+		return (error);
+	}
+
+	map_size = size + sizeof (struct req_lib_cpg_mcast) + sizeof (struct coroipcs_zc_header);
+	assert(memory_map (path, "corosync_zerocopy-XXXXXX", &buf, map_size) != -1);
+
+	if (strlen(path) >= CPG_ZC_PATH_LEN) {
+		unlink(path);
+		munmap (buf, map_size);
+		return (CS_ERR_NAME_TOO_LONG);
+	}
+
+	req_coroipcc_zc_alloc.header.size = sizeof (mar_req_coroipcc_zc_alloc_t);
+	req_coroipcc_zc_alloc.header.id = MESSAGE_REQ_CPG_ZC_ALLOC;
+	req_coroipcc_zc_alloc.map_size = map_size;
+	strcpy (req_coroipcc_zc_alloc.path_to_file, path);
+
+	iovec.iov_base = (void *)&req_coroipcc_zc_alloc;
+	iovec.iov_len = sizeof (mar_req_coroipcc_zc_alloc_t);
+
+	error = coroipcc_msg_send_reply_receive (
+		cpg_inst->c,
+		&iovec,
+		1,
+		&res_coroipcs_zc_alloc,
+		sizeof (struct qb_ipc_response_header));
+
+	if (error != CS_OK) {
+		goto error_exit;
+	}
+
+	hdr = (struct coroipcs_zc_header *)buf;
+	hdr->map_size = map_size;
+	*buffer = ((char *)buf) + sizeof (struct coroipcs_zc_header) + sizeof (struct req_lib_cpg_mcast);
+
+error_exit:
+	hdb_handle_put (&cpg_handle_t_db, handle);
+	return (error);
+}
+
+cs_error_t cpg_zcb_free (
+	cpg_handle_t handle,
+	void *buffer)
+{
+	cs_error_t error;
+	unsigned int res;
+	struct cpg_inst *cpg_inst;
+	mar_req_coroipcc_zc_free_t req_coroipcc_zc_free;
+	struct qb_ipc_response_header res_coroipcs_zc_free;
+	struct iovec iovec;
+	struct coroipcs_zc_header *header = (struct coroipcs_zc_header *)((char *)buffer - sizeof (struct coroipcs_zc_header) - sizeof (struct req_lib_cpg_mcast));
+
+	error = hdb_error_to_cs (hdb_handle_get (&cpg_handle_t_db, handle, (void *)&cpg_inst));
+	if (error != CS_OK) {
+		return (error);
+	}
+
+	req_coroipcc_zc_free.header.size = sizeof (mar_req_coroipcc_zc_free_t);
+	req_coroipcc_zc_free.header.id = MESSAGE_REQ_CPG_ZC_FREE;
+	req_coroipcc_zc_free.map_size = header->map_size;
+	req_coroipcc_zc_free.server_address = header->server_address;
+
+	iovec.iov_base = (void *)&req_coroipcc_zc_free;
+	iovec.iov_len = sizeof (mar_req_coroipcc_zc_free_t);
+
+	error = coroipcc_msg_send_reply_receive (
+		cpg_inst->c,
+		&iovec,
+		1,
+		&res_coroipcs_zc_free,
+		sizeof (struct qb_ipc_response_header));
+
+	if (error != CS_OK) {
+		goto error_exit;
+	}
+
+	res = munmap ((void *)header, header->map_size);
+	if (res == -1) {
+		error = qb_to_cs_error(-errno);
+
+		goto error_exit;
+	}
+
+error_exit:
+	hdb_handle_put (&cpg_handle_t_db, handle);
+
+	return (error);
+}
+
+cs_error_t cpg_zcb_mcast_joined (
+	cpg_handle_t handle,
+	cpg_guarantee_t guarantee,
+	void *msg,
+	size_t msg_len)
+{
+	cs_error_t error;
+	struct cpg_inst *cpg_inst;
+	struct req_lib_cpg_mcast *req_lib_cpg_mcast;
+	struct res_lib_cpg_mcast res_lib_cpg_mcast;
+	mar_req_coroipcc_zc_execute_t req_coroipcc_zc_execute;
+	struct coroipcs_zc_header *hdr;
+	struct iovec iovec;
+
+	error = hdb_error_to_cs (hdb_handle_get (&cpg_handle_t_db, handle, (void *)&cpg_inst));
+	if (error != CS_OK) {
+		return (error);
+	}
+
+	if (msg_len > IPC_REQUEST_SIZE) {
+		error = CS_ERR_TOO_BIG;
+		goto error_exit;
+	}
+
+	req_lib_cpg_mcast = (struct req_lib_cpg_mcast *)(((char *)msg) - sizeof (struct req_lib_cpg_mcast));
+	req_lib_cpg_mcast->header.size = sizeof (struct req_lib_cpg_mcast) +
+		msg_len;
+
+	req_lib_cpg_mcast->header.id = MESSAGE_REQ_CPG_MCAST;
+	req_lib_cpg_mcast->guarantee = guarantee;
+	req_lib_cpg_mcast->msglen = msg_len;
+
+	hdr = (struct coroipcs_zc_header *)(((char *)req_lib_cpg_mcast) - sizeof (struct coroipcs_zc_header));
+
+	req_coroipcc_zc_execute.header.size = sizeof (mar_req_coroipcc_zc_execute_t);
+	req_coroipcc_zc_execute.header.id = MESSAGE_REQ_CPG_ZC_EXECUTE;
+	req_coroipcc_zc_execute.server_address = hdr->server_address;
+
+	iovec.iov_base = (void *)&req_coroipcc_zc_execute;
+	iovec.iov_len = sizeof (mar_req_coroipcc_zc_execute_t);
+
+	error = coroipcc_msg_send_reply_receive (
+		cpg_inst->c,
+		&iovec,
+		1,
+		&res_lib_cpg_mcast,
+		sizeof(res_lib_cpg_mcast));
+
+	if (error != CS_OK) {
+		goto error_exit;
+	}
+
+	error = res_lib_cpg_mcast.header.error;
+
+error_exit:
+	hdb_handle_put (&cpg_handle_t_db, handle);
+
+	return (error);
+}
+
+static cs_error_t send_fragments (
+	struct cpg_inst *cpg_inst,
+	cpg_guarantee_t guarantee,
+	size_t msg_len,
+	const struct iovec *iovec,
+	unsigned int iov_len)
+{
+	int i;
+	cs_error_t error = CS_OK;
+	struct iovec iov[2];
+	struct req_lib_cpg_partial_mcast req_lib_cpg_mcast;
+	struct res_lib_cpg_partial_send res_lib_cpg_partial_send;
+	size_t sent = 0;
+	size_t iov_sent = 0;
+	int retry_count;
+
+	req_lib_cpg_mcast.header.id = MESSAGE_REQ_CPG_PARTIAL_MCAST;
+	req_lib_cpg_mcast.guarantee = guarantee;
+	req_lib_cpg_mcast.msglen = msg_len;
+
+	iov[0].iov_base = (void *)&req_lib_cpg_mcast;
+	iov[0].iov_len = sizeof (struct req_lib_cpg_partial_mcast);
+
+	i=0;
+	iov_sent = 0 ;
+	qb_ipcc_fc_enable_max_set(cpg_inst->c,  2);
+
+	while (error == CS_OK && sent < msg_len) {
+
+		retry_count = 0;
+		if ( (iovec[i].iov_len - iov_sent) > cpg_inst->max_msg_size) {
+			iov[1].iov_len = cpg_inst->max_msg_size;
+		}
+		else {
+			iov[1].iov_len = iovec[i].iov_len - iov_sent;
+		}
+
+		if (sent == 0) {
+			req_lib_cpg_mcast.type = LIBCPG_PARTIAL_FIRST;
+		}
+		else if ((sent + iov[1].iov_len) == msg_len) {
+			req_lib_cpg_mcast.type = LIBCPG_PARTIAL_LAST;
+		}
+		else {
+			req_lib_cpg_mcast.type = LIBCPG_PARTIAL_CONTINUED;
+		}
+
+		req_lib_cpg_mcast.fraglen = iov[1].iov_len;
+		req_lib_cpg_mcast.header.size = sizeof (struct req_lib_cpg_partial_mcast) + iov[1].iov_len;
+		iov[1].iov_base = (char *)iovec[i].iov_base + iov_sent;
+
+	resend:
+		error = coroipcc_msg_send_reply_receive (cpg_inst->c, iov, 2,
+							 &res_lib_cpg_partial_send,
+							 sizeof (res_lib_cpg_partial_send));
+
+		if (error == CS_ERR_TRY_AGAIN) {
+			fprintf(stderr, "sleep. counter=%d\n", retry_count);
+			if (++retry_count > MAX_RETRIES) {
+				goto error_exit;
+			}
+			usleep(10000);
+			goto resend;
+		}
+
+		iov_sent += iov[1].iov_len;
+		sent += iov[1].iov_len;
+
+		/* Next iovec */
+		if (iov_sent >= iovec[i].iov_len) {
+			i++;
+			iov_sent = 0;
+		}
+		error = res_lib_cpg_partial_send.header.error;
+	}
+error_exit:
+	qb_ipcc_fc_enable_max_set(cpg_inst->c,  1);
+
+	return error;
+}
+
+
+cs_error_t cpg_mcast_joined (
+	cpg_handle_t handle,
+	cpg_guarantee_t guarantee,
+	const struct iovec *iovec,
+	unsigned int iov_len)
+{
+	int i;
+	cs_error_t error;
+	struct cpg_inst *cpg_inst;
+	struct iovec iov[64];
+	struct req_lib_cpg_mcast req_lib_cpg_mcast;
+	size_t msg_len = 0;
+
+	error = hdb_error_to_cs (hdb_handle_get (&cpg_handle_t_db, handle, (void *)&cpg_inst));
+	if (error != CS_OK) {
+		return (error);
+	}
+
+	for (i = 0; i < iov_len; i++ ) {
+		msg_len += iovec[i].iov_len;
+	}
+
+	if (msg_len > cpg_inst->max_msg_size) {
+		error = send_fragments(cpg_inst, guarantee, msg_len, iovec, iov_len);
+		goto error_exit;
+	}
+
+	req_lib_cpg_mcast.header.size = sizeof (struct req_lib_cpg_mcast) +
+		msg_len;
+
+	req_lib_cpg_mcast.header.id = MESSAGE_REQ_CPG_MCAST;
+	req_lib_cpg_mcast.guarantee = guarantee;
+	req_lib_cpg_mcast.msglen = msg_len;
+
+	iov[0].iov_base = (void *)&req_lib_cpg_mcast;
+	iov[0].iov_len = sizeof (struct req_lib_cpg_mcast);
+	memcpy (&iov[1], iovec, iov_len * sizeof (struct iovec));
+
+	qb_ipcc_fc_enable_max_set(cpg_inst->c,  2);
+	error = qb_to_cs_error(qb_ipcc_sendv(cpg_inst->c, iov, iov_len + 1));
+	qb_ipcc_fc_enable_max_set(cpg_inst->c,  1);
+
+error_exit:
+	hdb_handle_put (&cpg_handle_t_db, handle);
+
+	return (error);
+}
+
+cs_error_t cpg_iteration_initialize(
+	cpg_handle_t handle,
+	cpg_iteration_type_t iteration_type,
+	const struct cpg_name *group,
+	cpg_iteration_handle_t *cpg_iteration_handle)
+{
+	cs_error_t error;
+	struct iovec iov;
+	struct cpg_inst *cpg_inst;
+	struct cpg_iteration_instance_t *cpg_iteration_instance;
+	struct req_lib_cpg_iterationinitialize req_lib_cpg_iterationinitialize;
+	struct res_lib_cpg_iterationinitialize res_lib_cpg_iterationinitialize;
+
+	if (group && group->length > CPG_MAX_NAME_LENGTH) {
+		return (CS_ERR_NAME_TOO_LONG);
+	}
+	if (cpg_iteration_handle == NULL) {
+		return (CS_ERR_INVALID_PARAM);
+	}
+
+	if ((iteration_type == CPG_ITERATION_ONE_GROUP && group == NULL) ||
+		(iteration_type != CPG_ITERATION_ONE_GROUP && group != NULL)) {
+		return (CS_ERR_INVALID_PARAM);
+	}
+
+	if (iteration_type != CPG_ITERATION_NAME_ONLY && iteration_type != CPG_ITERATION_ONE_GROUP &&
+	    iteration_type != CPG_ITERATION_ALL) {
+
+		return (CS_ERR_INVALID_PARAM);
+	}
+
+	error = hdb_error_to_cs (hdb_handle_get (&cpg_handle_t_db, handle, (void *)&cpg_inst));
+	if (error != CS_OK) {
+		return (error);
+	}
+
+	error = hdb_error_to_cs (hdb_handle_create (&cpg_iteration_handle_t_db,
+		sizeof (struct cpg_iteration_instance_t), cpg_iteration_handle));
+	if (error != CS_OK) {
+		goto error_put_cpg_db;
+	}
+
+	error = hdb_error_to_cs (hdb_handle_get (&cpg_iteration_handle_t_db, *cpg_iteration_handle,
+		(void *)&cpg_iteration_instance));
+	if (error != CS_OK) {
+		goto error_destroy;
+	}
+
+	cpg_iteration_instance->conn = cpg_inst->c;
+
+	qb_list_init (&cpg_iteration_instance->list);
+
+	req_lib_cpg_iterationinitialize.header.size = sizeof (struct req_lib_cpg_iterationinitialize);
+	req_lib_cpg_iterationinitialize.header.id = MESSAGE_REQ_CPG_ITERATIONINITIALIZE;
+	req_lib_cpg_iterationinitialize.iteration_type = iteration_type;
+	if (group) {
+		marshall_to_mar_cpg_name_t (&req_lib_cpg_iterationinitialize.group_name, group);
+	}
+
+	iov.iov_base = (void *)&req_lib_cpg_iterationinitialize;
+	iov.iov_len = sizeof (struct req_lib_cpg_iterationinitialize);
+
+	error = coroipcc_msg_send_reply_receive (cpg_inst->c,
+		&iov,
+		1,
+		&res_lib_cpg_iterationinitialize,
+		sizeof (struct res_lib_cpg_iterationinitialize));
+
+	if (error != CS_OK) {
+		goto error_put_destroy;
+	}
+
+	cpg_iteration_instance->executive_iteration_handle =
+		res_lib_cpg_iterationinitialize.iteration_handle;
+	cpg_iteration_instance->cpg_iteration_handle = *cpg_iteration_handle;
+
+	qb_list_add (&cpg_iteration_instance->list, &cpg_inst->iteration_list_head);
+
+	hdb_handle_put (&cpg_iteration_handle_t_db, *cpg_iteration_handle);
+	hdb_handle_put (&cpg_handle_t_db, handle);
+
+	return (res_lib_cpg_iterationinitialize.header.error);
+
+error_put_destroy:
+	hdb_handle_put (&cpg_iteration_handle_t_db, *cpg_iteration_handle);
+error_destroy:
+	hdb_handle_destroy (&cpg_iteration_handle_t_db, *cpg_iteration_handle);
+error_put_cpg_db:
+	hdb_handle_put (&cpg_handle_t_db, handle);
+
+	return (error);
+}
+
+cs_error_t cpg_iteration_next(
+	cpg_iteration_handle_t handle,
+	struct cpg_iteration_description_t *description)
+{
+	cs_error_t error;
+	struct cpg_iteration_instance_t *cpg_iteration_instance;
+	struct req_lib_cpg_iterationnext req_lib_cpg_iterationnext;
+	struct res_lib_cpg_iterationnext res_lib_cpg_iterationnext;
+
+	if (description == NULL) {
+		return CS_ERR_INVALID_PARAM;
+	}
+
+	error = hdb_error_to_cs (hdb_handle_get (&cpg_iteration_handle_t_db, handle,
+		(void *)&cpg_iteration_instance));
+	if (error != CS_OK) {
+		goto error_exit;
+	}
+
+	req_lib_cpg_iterationnext.header.size = sizeof (struct req_lib_cpg_iterationnext);
+	req_lib_cpg_iterationnext.header.id = MESSAGE_REQ_CPG_ITERATIONNEXT;
+	req_lib_cpg_iterationnext.iteration_handle = cpg_iteration_instance->executive_iteration_handle;
+
+	error = qb_to_cs_error (qb_ipcc_send (cpg_iteration_instance->conn,
+				&req_lib_cpg_iterationnext,
+				req_lib_cpg_iterationnext.header.size));
+	if (error != CS_OK) {
+		goto error_put;
+	}
+
+	error = qb_to_cs_error (qb_ipcc_recv (cpg_iteration_instance->conn,
+				&res_lib_cpg_iterationnext,
+				sizeof(struct res_lib_cpg_iterationnext), -1));
+	if (error != CS_OK) {
+		goto error_put;
+	}
+
+	marshall_from_mar_cpg_iteration_description_t(
+			description,
+			&res_lib_cpg_iterationnext.description);
+
+	error = res_lib_cpg_iterationnext.header.error;
+
+error_put:
+	hdb_handle_put (&cpg_iteration_handle_t_db, handle);
+
+error_exit:
+	return (error);
+}
+
+cs_error_t cpg_iteration_finalize (
+	cpg_iteration_handle_t handle)
+{
+	cs_error_t error;
+	struct iovec iov;
+	struct cpg_iteration_instance_t *cpg_iteration_instance;
+	struct req_lib_cpg_iterationfinalize req_lib_cpg_iterationfinalize;
+	struct res_lib_cpg_iterationfinalize res_lib_cpg_iterationfinalize;
+
+	error = hdb_error_to_cs (hdb_handle_get (&cpg_iteration_handle_t_db, handle,
+		(void *)&cpg_iteration_instance));
+	if (error != CS_OK) {
+		goto error_exit;
+	}
+
+	req_lib_cpg_iterationfinalize.header.size = sizeof (struct req_lib_cpg_iterationfinalize);
+	req_lib_cpg_iterationfinalize.header.id = MESSAGE_REQ_CPG_ITERATIONFINALIZE;
+	req_lib_cpg_iterationfinalize.iteration_handle = cpg_iteration_instance->executive_iteration_handle;
+
+	iov.iov_base = (void *)&req_lib_cpg_iterationfinalize;
+	iov.iov_len = sizeof (struct req_lib_cpg_iterationfinalize);
+
+	error = coroipcc_msg_send_reply_receive (cpg_iteration_instance->conn,
+		&iov,
+		1,
+		&res_lib_cpg_iterationfinalize,
+		sizeof (struct req_lib_cpg_iterationfinalize));
+
+	if (error != CS_OK) {
+		goto error_put;
+	}
+
+	cpg_iteration_instance_finalize (cpg_iteration_instance);
+	hdb_handle_put (&cpg_iteration_handle_t_db, cpg_iteration_instance->cpg_iteration_handle);
+
+	return (res_lib_cpg_iterationfinalize.header.error);
+
+error_put:
+	hdb_handle_put (&cpg_iteration_handle_t_db, handle);
+error_exit:
+	return (error);
+}
+
+/** @} */
diff --git a/lib/libcfg.versions b/lib/libcfg.versions
new file mode 100644
index 0000000..18d18f7
--- /dev/null
+++ b/lib/libcfg.versions
@@ -0,0 +1,18 @@
+# Version and symbol export for libcfg.so
+
+COROSYNC_CFG_0.82 {
+	global:
+		corosync_cfg_initialize;
+		corosync_cfg_fd_get;
+		corosync_cfg_dispatch;
+		corosync_cfg_finalize;
+		corosync_cfg_administrative_state_get;
+		corosync_cfg_administrative_state_set;
+		corosync_cfg_track;
+		corosync_cfg_track_stop;
+		corosync_cfg_ring_status_get;
+		corosync_cfg_node_status_get;
+		corosync_cfg_ring_reenable;
+		corosync_cfg_trackstart;
+		corosync_cfg_trackstop;
+};
diff --git a/lib/libcfg.verso b/lib/libcfg.verso
new file mode 100644
index 0000000..1502020
--- /dev/null
+++ b/lib/libcfg.verso
@@ -0,0 +1 @@
+7.3.0
diff --git a/lib/libcmap.versions b/lib/libcmap.versions
new file mode 100644
index 0000000..59c8778
--- /dev/null
+++ b/lib/libcmap.versions
@@ -0,0 +1,6 @@
+# Version and symbol export for libsam.so
+
+COROSYNC_CMAP_1.0 {
+	global:
+		cmap_initialize;
+};
diff --git a/lib/libcmap.verso b/lib/libcmap.verso
new file mode 100644
index 0000000..ee74734
--- /dev/null
+++ b/lib/libcmap.verso
@@ -0,0 +1 @@
+4.1.0
diff --git a/lib/libcpg.versions b/lib/libcpg.versions
new file mode 100644
index 0000000..93eeb52
--- /dev/null
+++ b/lib/libcpg.versions
@@ -0,0 +1,17 @@
+# Version and symbol export for libcpg.so
+
+COROSYNC_CPG_1.0 {
+	global:
+		cpg_initialize;
+		cpg_finalize;
+		cpg_fd_get;
+		cpg_dispatch;
+		cpg_join;
+		cpg_leave;
+		cpg_mcast_joined;
+		cpg_membership_get;
+		cpg_context_get;
+		cpg_context_set;
+		cpg_zcb_alloc;
+		cpg_zcb_free;
+};
diff --git a/lib/libcpg.verso b/lib/libcpg.verso
new file mode 100644
index 0000000..ee74734
--- /dev/null
+++ b/lib/libcpg.verso
@@ -0,0 +1 @@
+4.1.0
diff --git a/lib/libquorum.versions b/lib/libquorum.versions
new file mode 100644
index 0000000..b1f0a88
--- /dev/null
+++ b/lib/libquorum.versions
@@ -0,0 +1,11 @@
+# Version and symbol export for libquorum.so
+
+COROSYNC_QUORUM_1.0 {
+	global:
+		quorum_initialize;
+		quorum_finalize;
+		quorum_getquorate;
+		quorum_initialize;
+		quorum_finalize;
+		quorum_dispatch;
+};
diff --git a/lib/libquorum.verso b/lib/libquorum.verso
new file mode 100644
index 0000000..831446c
--- /dev/null
+++ b/lib/libquorum.verso
@@ -0,0 +1 @@
+5.1.0
diff --git a/lib/libsam.versions b/lib/libsam.versions
new file mode 100644
index 0000000..48fba2c
--- /dev/null
+++ b/lib/libsam.versions
@@ -0,0 +1,12 @@
+# Version and symbol export for libsam.so
+
+COROSYNC_SAM_1.0 {
+	global:
+		sam_initialized;
+		sam_finalize;
+		sam_start;
+		sam_stop;
+		sam_register;
+		sam_hc_send;
+		sam_hc_callback_register;
+};
diff --git a/lib/libsam.verso b/lib/libsam.verso
new file mode 100644
index 0000000..fdc6698
--- /dev/null
+++ b/lib/libsam.verso
@@ -0,0 +1 @@
+4.4.0
diff --git a/lib/libvotequorum.versions b/lib/libvotequorum.versions
new file mode 100644
index 0000000..7a37030
--- /dev/null
+++ b/lib/libvotequorum.versions
@@ -0,0 +1,17 @@
+# Version and symbol export for libvotequorum.so
+
+COROSYNC_VOTEQUORUM_1.0 {
+	global:
+		votequorum_initialize;
+		votequorum_finalize;
+		votequorum_getinfo;
+		votequorum_setexpected;
+		votequorum_setvotes;
+		votequorum_qdevice_register;
+		votequorum_qdevice_unregister;
+		votequorum_qdevice_poll;
+		votequorum_trackstart;
+		votequorum_trackstop;
+		votequorum_context_get;
+		votequorum_context_set;
+};
diff --git a/lib/libvotequorum.verso b/lib/libvotequorum.verso
new file mode 100644
index 0000000..ae9a76b
--- /dev/null
+++ b/lib/libvotequorum.verso
@@ -0,0 +1 @@
+8.0.0
diff --git a/lib/quorum.c b/lib/quorum.c
new file mode 100644
index 0000000..c1139c0
--- /dev/null
+++ b/lib/quorum.c
@@ -0,0 +1,588 @@
+/*
+ * Copyright (c) 2008-2020 Red Hat, Inc.
+ *
+ * All rights reserved.
+ *
+ * Author: Christine Caulfield (ccaulfie@redhat.com)
+ *
+ * This software licensed under BSD license, the text of which follows:
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions are met:
+ *
+ * - Redistributions of source code must retain the above copyright notice,
+ *   this list of conditions and the following disclaimer.
+ * - Redistributions in binary form must reproduce the above copyright notice,
+ *   this list of conditions and the following disclaimer in the documentation
+ *   and/or other materials provided with the distribution.
+ * - Neither the name of the MontaVista Software, Inc. nor the names of its
+ *   contributors may be used to endorse or promote products derived from this
+ *   software without specific prior written permission.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
+ * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+ * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
+ * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
+ * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
+ * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
+ * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
+ * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
+ * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
+ * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF
+ * THE POSSIBILITY OF SUCH DAMAGE.
+ */
+/*
+ * Provides a quorum API using the corosync executive
+ */
+
+#include <config.h>
+
+#include <stdlib.h>
+#include <string.h>
+#include <unistd.h>
+#include <sys/types.h>
+#include <sys/socket.h>
+#include <sys/uio.h>
+#include <errno.h>
+
+#include <qb/qbipcc.h>
+#include <corosync/corotypes.h>
+#include <corosync/corodefs.h>
+#include <corosync/hdb.h>
+
+#include <corosync/quorum.h>
+#include <corosync/ipc_quorum.h>
+
+#include "util.h"
+
+struct quorum_inst {
+	qb_ipcc_connection_t *c;
+	int finalize;
+	const void *context;
+	union {
+		quorum_model_data_t model_data;
+		quorum_model_v0_data_t model_v0_data;
+		quorum_model_v1_data_t model_v1_data;
+	};
+};
+
+static void quorum_inst_free (void *inst);
+
+DECLARE_HDB_DATABASE(quorum_handle_t_db, quorum_inst_free);
+
+cs_error_t quorum_initialize (
+	quorum_handle_t *handle,
+	quorum_callbacks_t *callbacks,
+	uint32_t *quorum_type)
+{
+	quorum_model_v0_data_t model_v0_data;
+
+	memset (&model_v0_data, 0, sizeof(quorum_model_v0_data_t));
+
+	if (callbacks) {
+		model_v0_data.quorum_notify_fn = callbacks->quorum_notify_fn;
+	}
+
+	return (quorum_model_initialize(handle, QUORUM_MODEL_V0,
+	    (quorum_model_data_t *)&model_v0_data, quorum_type, NULL));
+}
+
+cs_error_t quorum_model_initialize (
+	quorum_handle_t *handle,
+	quorum_model_t model,
+	quorum_model_data_t *model_data,
+	uint32_t *quorum_type,
+	void *context)
+{
+	cs_error_t error;
+	struct quorum_inst *quorum_inst;
+	struct iovec iov;
+	struct qb_ipc_request_header quorum_gettype_req;
+	struct req_lib_quorum_model_gettype quorum_model_gettype_req;
+	struct res_lib_quorum_gettype res_lib_quorum_gettype;
+	struct res_lib_quorum_model_gettype res_lib_quorum_model_gettype;
+	uint32_t local_quorum_type;
+
+	if (model != QUORUM_MODEL_V0 && model != QUORUM_MODEL_V1) {
+		error = CS_ERR_INVALID_PARAM;
+		goto error_no_destroy;
+	}
+
+	error = hdb_error_to_cs(hdb_handle_create (&quorum_handle_t_db, sizeof (struct quorum_inst), handle));
+	if (error != CS_OK) {
+		goto error_no_destroy;
+	}
+
+	error = hdb_error_to_cs(hdb_handle_get (&quorum_handle_t_db, *handle, (void *)&quorum_inst));
+	if (error != CS_OK) {
+		goto error_destroy;
+	}
+
+	error = CS_OK;
+	quorum_inst->finalize = 0;
+	quorum_inst->c = qb_ipcc_connect ("quorum", IPC_REQUEST_SIZE);
+	if (quorum_inst->c == NULL) {
+		error = qb_to_cs_error(-errno);
+		goto error_put_destroy;
+	}
+
+	switch (model) {
+	case QUORUM_MODEL_V0:
+		quorum_gettype_req.size = sizeof (quorum_gettype_req);
+		quorum_gettype_req.id = MESSAGE_REQ_QUORUM_GETTYPE;
+
+		iov.iov_base = (char *)&quorum_gettype_req;
+		iov.iov_len = sizeof (quorum_gettype_req);
+
+		error = qb_to_cs_error(qb_ipcc_sendv_recv (
+			quorum_inst->c,
+			&iov,
+			1,
+			&res_lib_quorum_gettype,
+			sizeof(res_lib_quorum_gettype), -1));
+
+		if (error != CS_OK) {
+			goto error_put_destroy;
+		}
+		error = res_lib_quorum_gettype.header.error;
+		local_quorum_type = res_lib_quorum_gettype.quorum_type;
+		break;
+	case QUORUM_MODEL_V1:
+		quorum_model_gettype_req.header.size = sizeof (quorum_model_gettype_req);
+		quorum_model_gettype_req.header.id = MESSAGE_REQ_QUORUM_MODEL_GETTYPE;
+		quorum_model_gettype_req.model = model;
+
+		iov.iov_base = (char *)&quorum_model_gettype_req;
+		iov.iov_len = sizeof (quorum_model_gettype_req);
+
+		error = qb_to_cs_error(qb_ipcc_sendv_recv (
+			quorum_inst->c,
+			&iov,
+			1,
+			&res_lib_quorum_model_gettype,
+			sizeof(res_lib_quorum_model_gettype), -1));
+
+		if (error != CS_OK) {
+			goto error_put_destroy;
+		}
+		error = res_lib_quorum_model_gettype.header.error;
+		local_quorum_type = res_lib_quorum_model_gettype.quorum_type;
+		break;
+	}
+
+	if (quorum_type != NULL) {
+		*quorum_type = local_quorum_type;
+	}
+
+	if (model_data != NULL) {
+		switch (model) {
+		case QUORUM_MODEL_V0:
+			memcpy(&quorum_inst->model_v0_data, model_data, sizeof(quorum_model_v0_data_t));
+			break;
+		case QUORUM_MODEL_V1:
+			memcpy(&quorum_inst->model_v1_data, model_data, sizeof(quorum_model_v1_data_t));
+			break;
+		}
+	}
+
+	quorum_inst->model_data.model = model;
+	quorum_inst->context = context;
+
+	(void)hdb_handle_put (&quorum_handle_t_db, *handle);
+
+	return (error);
+
+error_put_destroy:
+	(void)hdb_handle_put (&quorum_handle_t_db, *handle);
+error_destroy:
+	(void)hdb_handle_destroy (&quorum_handle_t_db, *handle);
+error_no_destroy:
+	return (error);
+}
+
+static void quorum_inst_free (void *inst)
+{
+	struct quorum_inst *quorum_inst = (struct quorum_inst *)inst;
+	qb_ipcc_disconnect(quorum_inst->c);
+}
+
+cs_error_t quorum_finalize (
+	quorum_handle_t handle)
+{
+	struct quorum_inst *quorum_inst;
+	cs_error_t error;
+
+	error = hdb_error_to_cs(hdb_handle_get (&quorum_handle_t_db, handle, (void *)&quorum_inst));
+	if (error != CS_OK) {
+		return (error);
+	}
+
+	/*
+	 * Another thread has already started finalizing
+	 */
+	if (quorum_inst->finalize) {
+		(void)hdb_handle_put (&quorum_handle_t_db, handle);
+		return (CS_ERR_BAD_HANDLE);
+	}
+
+	quorum_inst->finalize = 1;
+
+	(void)hdb_handle_destroy (&quorum_handle_t_db, handle);
+
+	(void)hdb_handle_put (&quorum_handle_t_db, handle);
+
+	return (CS_OK);
+}
+
+cs_error_t quorum_getquorate (
+	quorum_handle_t handle,
+	int *quorate)
+{
+	cs_error_t error;
+	struct quorum_inst *quorum_inst;
+	struct iovec iov;
+	struct qb_ipc_request_header req;
+	struct res_lib_quorum_getquorate res_lib_quorum_getquorate;
+
+	error = hdb_error_to_cs(hdb_handle_get (&quorum_handle_t_db, handle, (void *)&quorum_inst));
+	if (error != CS_OK) {
+		return (error);
+	}
+
+	req.size = sizeof (req);
+	req.id = MESSAGE_REQ_QUORUM_GETQUORATE;
+
+	iov.iov_base = (char *)&req;
+	iov.iov_len = sizeof (req);
+
+	error = qb_to_cs_error(qb_ipcc_sendv_recv (
+		quorum_inst->c,
+		&iov,
+		1,
+		&res_lib_quorum_getquorate,
+		sizeof (struct res_lib_quorum_getquorate), CS_IPC_TIMEOUT_MS));
+
+	if (error != CS_OK) {
+		goto error_exit;
+	}
+
+	error = res_lib_quorum_getquorate.header.error;
+
+	*quorate = res_lib_quorum_getquorate.quorate;
+
+error_exit:
+	(void)hdb_handle_put (&quorum_handle_t_db, handle);
+
+	return (error);
+}
+
+cs_error_t quorum_fd_get (
+	quorum_handle_t handle,
+	int *fd)
+{
+	cs_error_t error;
+	struct quorum_inst *quorum_inst;
+
+	error = hdb_error_to_cs(hdb_handle_get (&quorum_handle_t_db, handle, (void *)&quorum_inst));
+	if (error != CS_OK) {
+		return (error);
+	}
+
+	error = qb_to_cs_error(qb_ipcc_fd_get (quorum_inst->c, fd));
+
+	(void)hdb_handle_put (&quorum_handle_t_db, handle);
+
+	return (error);
+}
+
+
+cs_error_t quorum_context_get (
+	quorum_handle_t handle,
+	const void **context)
+{
+	cs_error_t error;
+	struct quorum_inst *quorum_inst;
+
+	error = hdb_error_to_cs(hdb_handle_get (&quorum_handle_t_db, handle, (void *)&quorum_inst));
+	if (error != CS_OK) {
+		return (error);
+	}
+
+	*context = quorum_inst->context;
+
+	(void)hdb_handle_put (&quorum_handle_t_db, handle);
+
+	return (CS_OK);
+}
+
+cs_error_t quorum_context_set (
+	quorum_handle_t handle,
+	const void *context)
+{
+	cs_error_t error;
+	struct quorum_inst *quorum_inst;
+
+	error = hdb_error_to_cs(hdb_handle_get (&quorum_handle_t_db, handle, (void *)&quorum_inst));
+	if (error != CS_OK) {
+		return (error);
+	}
+
+	quorum_inst->context = context;
+
+	(void)hdb_handle_put (&quorum_handle_t_db, handle);
+
+	return (CS_OK);
+}
+
+
+cs_error_t quorum_trackstart (
+	quorum_handle_t handle,
+	unsigned int flags )
+{
+	cs_error_t error;
+	struct quorum_inst *quorum_inst;
+	struct iovec iov;
+	struct req_lib_quorum_trackstart req_lib_quorum_trackstart;
+	struct qb_ipc_response_header res;
+
+	error = hdb_error_to_cs(hdb_handle_get (&quorum_handle_t_db, handle, (void *)&quorum_inst));
+	if (error != CS_OK) {
+		return (error);
+	}
+
+	req_lib_quorum_trackstart.header.size = sizeof (struct req_lib_quorum_trackstart);
+	req_lib_quorum_trackstart.header.id = MESSAGE_REQ_QUORUM_TRACKSTART;
+	req_lib_quorum_trackstart.track_flags = flags;
+
+	iov.iov_base = (char *)&req_lib_quorum_trackstart;
+	iov.iov_len = sizeof (struct req_lib_quorum_trackstart);
+
+       error = qb_to_cs_error(qb_ipcc_sendv_recv (
+		quorum_inst->c,
+                &iov,
+                1,
+                &res,
+                sizeof (res), CS_IPC_TIMEOUT_MS));
+
+	if (error != CS_OK) {
+		goto error_exit;
+	}
+
+	error = res.error;
+
+error_exit:
+	(void)hdb_handle_put (&quorum_handle_t_db, handle);
+
+	return (error);
+}
+
+cs_error_t quorum_trackstop (
+	quorum_handle_t handle)
+{
+	cs_error_t error;
+	struct quorum_inst *quorum_inst;
+	struct iovec iov;
+	struct qb_ipc_request_header req;
+	struct qb_ipc_response_header res;
+
+	error = hdb_error_to_cs(hdb_handle_get (&quorum_handle_t_db, handle, (void *)&quorum_inst));
+	if (error != CS_OK) {
+		return (error);
+	}
+
+	req.size = sizeof (req);
+	req.id = MESSAGE_REQ_QUORUM_TRACKSTOP;
+
+	iov.iov_base = (char *)&req;
+	iov.iov_len = sizeof (req);
+
+       error = qb_to_cs_error(qb_ipcc_sendv_recv (
+		quorum_inst->c,
+                &iov,
+                1,
+                &res,
+                sizeof (res), CS_IPC_TIMEOUT_MS));
+
+	if (error != CS_OK) {
+		goto error_exit;
+	}
+
+	error = res.error;
+
+error_exit:
+	(void)hdb_handle_put (&quorum_handle_t_db, handle);
+
+	return (error);
+}
+
+cs_error_t quorum_dispatch (
+	quorum_handle_t handle,
+	cs_dispatch_flags_t dispatch_types)
+{
+	int timeout = -1;
+	cs_error_t error;
+	int cont = 1; /* always continue do loop except when set to 0 */
+	struct quorum_inst *quorum_inst;
+	struct quorum_inst quorum_inst_copy;
+	struct qb_ipc_response_header *dispatch_data;
+	char dispatch_buf[IPC_DISPATCH_SIZE];
+	struct res_lib_quorum_notification *res_lib_quorum_notification;
+	struct res_lib_quorum_v1_quorum_notification *res_lib_quorum_v1_quorum_notification;
+	struct res_lib_quorum_v1_nodelist_notification *res_lib_quorum_v1_nodelist_notification;
+	struct quorum_ring_id ring_id;
+	mar_uint32_t *joined_list;
+	mar_uint32_t *left_list;
+
+	if (dispatch_types != CS_DISPATCH_ONE &&
+		dispatch_types != CS_DISPATCH_ALL &&
+		dispatch_types != CS_DISPATCH_BLOCKING &&
+		dispatch_types != CS_DISPATCH_ONE_NONBLOCKING) {
+
+		return (CS_ERR_INVALID_PARAM);
+	}
+
+	error = hdb_error_to_cs(hdb_handle_get (&quorum_handle_t_db, handle,
+		(void *)&quorum_inst));
+	if (error != CS_OK) {
+		return (error);
+	}
+
+	/*
+	 * Timeout instantly for CS_DISPATCH_ONE_NONBLOCKING or CS_DISPATCH_ALL and
+	 * wait indefinately for CS_DISPATCH_ONE or CS_DISPATCH_BLOCKING
+	 */
+	if (dispatch_types == CS_DISPATCH_ALL || dispatch_types == CS_DISPATCH_ONE_NONBLOCKING) {
+		timeout = 0;
+	}
+
+	dispatch_data = (struct qb_ipc_response_header *)dispatch_buf;
+	do {
+		error = qb_to_cs_error (qb_ipcc_event_recv (
+			quorum_inst->c,
+			dispatch_buf,
+			IPC_DISPATCH_SIZE,
+			timeout));
+		if (error == CS_ERR_BAD_HANDLE) {
+			error = CS_OK;
+			goto error_put;
+		}
+		if (error == CS_ERR_TRY_AGAIN) {
+			if (dispatch_types == CS_DISPATCH_ONE_NONBLOCKING) {
+				/*
+				 * Don't mask error
+				 */
+				goto error_put;
+			}
+			error = CS_OK;
+			if (dispatch_types == CS_DISPATCH_ALL) {
+				break; /* exit do while cont is 1 loop */
+			} else {
+				continue; /* next poll */
+			}
+		}
+		if (error != CS_OK) {
+			goto error_put;
+		}
+
+		/*
+		 * Make copy of callbacks, message data, unlock instance, and call callback
+		 * A risk of this dispatch method is that the callback routines may
+		 * operate at the same time that quorum_finalize has been called in another thread.
+		 */
+		memcpy (&quorum_inst_copy, quorum_inst, sizeof(quorum_inst_copy));
+		switch (quorum_inst_copy.model_data.model) {
+		case QUORUM_MODEL_V0:
+			/*
+			 * Dispatch incoming message
+			 */
+			switch (dispatch_data->id) {
+			case MESSAGE_RES_QUORUM_NOTIFICATION:
+				if (quorum_inst_copy.model_v0_data.quorum_notify_fn == NULL) {
+					break;
+				}
+				res_lib_quorum_notification = (struct res_lib_quorum_notification *)dispatch_data;
+
+				quorum_inst_copy.model_v0_data.quorum_notify_fn ( handle,
+					res_lib_quorum_notification->quorate,
+					res_lib_quorum_notification->ring_seq,
+					res_lib_quorum_notification->view_list_entries,
+					res_lib_quorum_notification->view_list);
+				break;
+			default:
+				error = CS_ERR_LIBRARY;
+				goto error_put;
+				break;
+			} /* switch (dispatch_data->id) */
+			break; /* case QUORUM_MODEL_V0 */
+		case QUORUM_MODEL_V1:
+			/*
+			 * Dispatch incoming message
+			 */
+			switch (dispatch_data->id) {
+			case MESSAGE_RES_QUORUM_V1_QUORUM_NOTIFICATION:
+				if (quorum_inst_copy.model_v1_data.quorum_notify_fn == NULL) {
+					break;
+				}
+				res_lib_quorum_v1_quorum_notification =
+					(struct res_lib_quorum_v1_quorum_notification *)dispatch_data;
+
+				ring_id.nodeid = res_lib_quorum_v1_quorum_notification->ring_id.nodeid;
+				ring_id.seq = res_lib_quorum_v1_quorum_notification->ring_id.seq;
+
+				quorum_inst_copy.model_v1_data.quorum_notify_fn ( handle,
+					res_lib_quorum_v1_quorum_notification->quorate,
+					ring_id,
+					res_lib_quorum_v1_quorum_notification->view_list_entries,
+					res_lib_quorum_v1_quorum_notification->view_list);
+				break;
+			case MESSAGE_RES_QUORUM_V1_NODELIST_NOTIFICATION:
+				if (quorum_inst_copy.model_v1_data.nodelist_notify_fn == NULL) {
+					break;
+				}
+				res_lib_quorum_v1_nodelist_notification =
+					(struct res_lib_quorum_v1_nodelist_notification *)dispatch_data;
+
+				ring_id.nodeid = res_lib_quorum_v1_nodelist_notification->ring_id.nodeid;
+				ring_id.seq = res_lib_quorum_v1_nodelist_notification->ring_id.seq;
+
+				joined_list = res_lib_quorum_v1_nodelist_notification->member_list +
+				    res_lib_quorum_v1_nodelist_notification->member_list_entries;
+				left_list = joined_list +
+				    res_lib_quorum_v1_nodelist_notification->joined_list_entries;
+
+				quorum_inst_copy.model_v1_data.nodelist_notify_fn ( handle,
+					ring_id,
+					res_lib_quorum_v1_nodelist_notification->member_list_entries,
+					res_lib_quorum_v1_nodelist_notification->member_list,
+					res_lib_quorum_v1_nodelist_notification->joined_list_entries,
+					joined_list,
+					res_lib_quorum_v1_nodelist_notification->left_list_entries,
+					left_list);
+				break;
+			default:
+				error = CS_ERR_LIBRARY;
+				goto error_put;
+				break;
+			} /* switch (dispatch_data->id) */
+			break; /* case QUORUM_MODEL_V1 */
+		}
+		if (quorum_inst->finalize) {
+			/*
+			 * If the finalize has been called then get out of the dispatch.
+			 */
+			error = CS_ERR_BAD_HANDLE;
+			goto error_put;
+		}
+
+		/*
+		 * Determine if more messages should be processed
+		 */
+		if (dispatch_types == CS_DISPATCH_ONE || dispatch_types == CS_DISPATCH_ONE_NONBLOCKING) {
+			cont = 0;
+		}
+	} while (cont);
+
+error_put:
+	(void)hdb_handle_put (&quorum_handle_t_db, handle);
+	return (error);
+}
diff --git a/lib/sam.c b/lib/sam.c
new file mode 100644
index 0000000..94dbf2a
--- /dev/null
+++ b/lib/sam.c
@@ -0,0 +1,1489 @@
+/*
+ * Copyright (c) 2009-2011 Red Hat, Inc.
+ *
+ * All rights reserved.
+ *
+ * Author: Jan Friesse (jfriesse@redhat.com)
+ *
+ * This software licensed under BSD license, the text of which follows:
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions are met:
+ *
+ * - Redistributions of source code must retain the above copyright notice,
+ *   this list of conditions and the following disclaimer.
+ * - Redistributions in binary form must reproduce the above copyright notice,
+ *   this list of conditions and the following disclaimer in the documentation
+ *   and/or other materials provided with the distribution.
+ * - Neither the name of the Red Hat, Inc. nor the names of its
+ *   contributors may be used to endorse or promote products derived from this
+ *   software without specific prior written permission.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
+ * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+ * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
+ * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
+ * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
+ * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
+ * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
+ * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
+ * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
+ * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF
+ * THE POSSIBILITY OF SUCH DAMAGE.
+ */
+
+/*
+ * Provides a SAM API
+ */
+
+#include <config.h>
+
+#include <limits.h>
+#include <stdlib.h>
+#include <string.h>
+#include <unistd.h>
+#include <sys/time.h>
+#include <sys/types.h>
+#include <sys/socket.h>
+#include <errno.h>
+#include <poll.h>
+
+#include <corosync/corotypes.h>
+#include <qb/qbipcc.h>
+#include <corosync/corodefs.h>
+#include <corosync/cmap.h>
+#include <corosync/hdb.h>
+#include <corosync/quorum.h>
+
+#include <corosync/sam.h>
+
+#include "util.h"
+
+#include <stdio.h>
+#include <sys/wait.h>
+#include <signal.h>
+
+#define SAM_CMAP_S_FAILED		"failed"
+#define SAM_CMAP_S_REGISTERED		"stopped"
+#define SAM_CMAP_S_STARTED		"running"
+#define SAM_CMAP_S_Q_WAIT		"waiting for quorum"
+
+#define SAM_RP_MASK_Q(pol)	(pol & (~SAM_RECOVERY_POLICY_QUORUM))
+#define SAM_RP_MASK_C(pol)	(pol & (~SAM_RECOVERY_POLICY_CMAP))
+#define SAM_RP_MASK(pol)	(pol & (~(SAM_RECOVERY_POLICY_QUORUM | SAM_RECOVERY_POLICY_CMAP)))
+
+enum sam_internal_status_t {
+	SAM_INTERNAL_STATUS_NOT_INITIALIZED = 0,
+	SAM_INTERNAL_STATUS_INITIALIZED,
+	SAM_INTERNAL_STATUS_REGISTERED,
+	SAM_INTERNAL_STATUS_STARTED,
+	SAM_INTERNAL_STATUS_FINALIZED
+};
+
+enum sam_command_t {
+	SAM_COMMAND_START,
+	SAM_COMMAND_STOP,
+	SAM_COMMAND_HB,
+	SAM_COMMAND_DATA_STORE,
+	SAM_COMMAND_WARN_SIGNAL_SET,
+	SAM_COMMAND_MARK_FAILED,
+};
+
+enum sam_reply_t {
+	SAM_REPLY_OK,
+	SAM_REPLY_ERROR,
+};
+
+enum sam_parent_action_t {
+	SAM_PARENT_ACTION_ERROR,
+	SAM_PARENT_ACTION_RECOVERY,
+	SAM_PARENT_ACTION_QUIT,
+	SAM_PARENT_ACTION_CONTINUE
+};
+
+enum sam_cmap_key_t {
+	SAM_CMAP_KEY_RECOVERY,
+	SAM_CMAP_KEY_HC_PERIOD,
+	SAM_CMAP_KEY_LAST_HC,
+	SAM_CMAP_KEY_STATE,
+};
+
+static struct {
+	int time_interval;
+	sam_recovery_policy_t recovery_policy;
+	enum sam_internal_status_t internal_status;
+	unsigned int instance_id;
+	int child_fd_out;
+	int child_fd_in;
+	int term_send;
+	int warn_signal;
+	int am_i_child;
+
+	sam_hc_callback_t hc_callback;
+	pthread_t cb_thread;
+	int cb_rpipe_fd, cb_wpipe_fd;
+	int cb_registered;
+
+	void *user_data;
+	size_t user_data_size;
+	size_t user_data_allocated;
+
+	pthread_mutex_t lock;
+
+	quorum_handle_t quorum_handle;
+	uint32_t quorate;
+	int quorum_fd;
+
+	cmap_handle_t cmap_handle;
+	char cmap_pid_path[CMAP_KEYNAME_MAXLEN];
+} sam_internal_data;
+
+extern const char *__progname;
+
+static cs_error_t sam_cmap_update_key (enum sam_cmap_key_t key, const char *value)
+{
+	cs_error_t err;
+	const char *svalue;
+	uint64_t hc_period, last_hc;
+
+	const char *ssvalue[] = { [SAM_RECOVERY_POLICY_QUIT] = "quit", [SAM_RECOVERY_POLICY_RESTART] = "restart" };
+	char key_name[CMAP_KEYNAME_MAXLEN];
+
+	switch (key) {
+	case SAM_CMAP_KEY_RECOVERY:
+		svalue = ssvalue[SAM_RP_MASK (sam_internal_data.recovery_policy)];
+
+		if (snprintf(key_name, CMAP_KEYNAME_MAXLEN, "%s%s", sam_internal_data.cmap_pid_path,
+		    "recovery") >= CMAP_KEYNAME_MAXLEN) {
+
+			err = CS_ERR_NAME_TOO_LONG;
+			goto exit_error;
+		}
+
+		if ((err = cmap_set_string(sam_internal_data.cmap_handle, key_name, svalue)) != CS_OK) {
+			goto exit_error;
+		}
+		break;
+	case SAM_CMAP_KEY_HC_PERIOD:
+		hc_period = sam_internal_data.time_interval;
+
+		if (snprintf(key_name, CMAP_KEYNAME_MAXLEN, "%s%s", sam_internal_data.cmap_pid_path,
+		    "poll_period") >= CMAP_KEYNAME_MAXLEN) {
+
+			err = CS_ERR_NAME_TOO_LONG;
+			goto exit_error;
+		}
+
+		if ((err = cmap_set_uint64(sam_internal_data.cmap_handle, key_name, hc_period)) != CS_OK) {
+			goto exit_error;
+		}
+		break;
+	case SAM_CMAP_KEY_LAST_HC:
+		last_hc = cs_timestamp_get();
+
+		if (snprintf(key_name, CMAP_KEYNAME_MAXLEN, "%s%s", sam_internal_data.cmap_pid_path,
+		    "last_updated") >= CMAP_KEYNAME_MAXLEN) {
+
+			err = CS_ERR_NAME_TOO_LONG;
+			goto exit_error;
+		}
+		if ((err = cmap_set_uint64(sam_internal_data.cmap_handle, key_name, last_hc)) != CS_OK) {
+			goto exit_error;
+		}
+		break;
+	case SAM_CMAP_KEY_STATE:
+		svalue = value;
+		if (snprintf(key_name, CMAP_KEYNAME_MAXLEN, "%s%s", sam_internal_data.cmap_pid_path,
+		    "state") >= CMAP_KEYNAME_MAXLEN) {
+
+			err = CS_ERR_NAME_TOO_LONG;
+			goto exit_error;
+		}
+
+		if ((err = cmap_set_string(sam_internal_data.cmap_handle, key_name, svalue)) != CS_OK) {
+			goto exit_error;
+		}
+		break;
+	}
+
+	return (CS_OK);
+
+exit_error:
+	return (err);
+}
+
+static cs_error_t sam_cmap_destroy_pid_path (void)
+{
+	cmap_iter_handle_t iter;
+	cs_error_t err;
+	char key_name[CMAP_KEYNAME_MAXLEN + 1];
+
+	err = cmap_iter_init(sam_internal_data.cmap_handle, sam_internal_data.cmap_pid_path, &iter);
+	if (err != CS_OK) {
+		goto error_exit;
+	}
+
+	while ((err = cmap_iter_next(sam_internal_data.cmap_handle, iter, key_name, NULL, NULL)) == CS_OK) {
+		cmap_delete(sam_internal_data.cmap_handle, key_name);
+	}
+
+	err = cmap_iter_finalize(sam_internal_data.cmap_handle, iter);
+
+error_exit:
+	return (err);
+}
+
+static cs_error_t sam_cmap_register (void)
+{
+	cs_error_t err;
+	cmap_handle_t cmap_handle;
+
+	if ((err = cmap_initialize (&cmap_handle)) != CS_OK) {
+		return (err);
+	}
+
+	snprintf(sam_internal_data.cmap_pid_path, CMAP_KEYNAME_MAXLEN, "resources.process.%d.", getpid());
+
+	sam_internal_data.cmap_handle = cmap_handle;
+
+	if ((err = sam_cmap_update_key (SAM_CMAP_KEY_RECOVERY, NULL)) != CS_OK) {
+		goto destroy_finalize_error;
+	}
+
+	if ((err = sam_cmap_update_key (SAM_CMAP_KEY_HC_PERIOD, NULL)) != CS_OK) {
+		goto destroy_finalize_error;
+	}
+
+	return (CS_OK);
+
+destroy_finalize_error:
+	sam_cmap_destroy_pid_path ();
+	cmap_finalize (cmap_handle);
+	return (err);
+}
+
+static void quorum_notification_fn (
+        quorum_handle_t handle,
+        uint32_t quorate,
+        uint64_t ring_id,
+        uint32_t view_list_entries,
+        uint32_t *view_list)
+{
+	sam_internal_data.quorate = quorate;
+}
+
+cs_error_t sam_initialize (
+	int time_interval,
+	sam_recovery_policy_t recovery_policy)
+{
+	quorum_callbacks_t quorum_callbacks;
+	uint32_t quorum_type;
+	cs_error_t err;
+
+	if (sam_internal_data.internal_status != SAM_INTERNAL_STATUS_NOT_INITIALIZED) {
+		return (CS_ERR_BAD_HANDLE);
+	}
+
+	if (SAM_RP_MASK (recovery_policy) != SAM_RECOVERY_POLICY_QUIT &&
+	    SAM_RP_MASK (recovery_policy) != SAM_RECOVERY_POLICY_RESTART) {
+		return (CS_ERR_INVALID_PARAM);
+	}
+
+	if (recovery_policy & SAM_RECOVERY_POLICY_QUORUM) {
+		/*
+		 * Initialize quorum
+		 */
+		quorum_callbacks.quorum_notify_fn = quorum_notification_fn;
+		if ((err = quorum_initialize (&sam_internal_data.quorum_handle, &quorum_callbacks, &quorum_type)) != CS_OK) {
+			goto exit_error;
+		}
+
+		if ((err = quorum_trackstart (sam_internal_data.quorum_handle, CS_TRACK_CHANGES)) != CS_OK) {
+			goto exit_error_quorum;
+		}
+
+		if ((err = quorum_fd_get (sam_internal_data.quorum_handle, &sam_internal_data.quorum_fd)) != CS_OK) {
+			goto exit_error_quorum;
+		}
+
+		/*
+		 * Dispatch initial quorate state
+		 */
+		if ((err = quorum_dispatch (sam_internal_data.quorum_handle, CS_DISPATCH_ONE)) != CS_OK) {
+			goto exit_error_quorum;
+		}
+	}
+	sam_internal_data.recovery_policy = recovery_policy;
+
+	sam_internal_data.time_interval = time_interval;
+
+	sam_internal_data.internal_status = SAM_INTERNAL_STATUS_INITIALIZED;
+
+	sam_internal_data.warn_signal = SIGTERM;
+
+	sam_internal_data.am_i_child = 0;
+
+	sam_internal_data.user_data = NULL;
+	sam_internal_data.user_data_size = 0;
+	sam_internal_data.user_data_allocated = 0;
+
+	pthread_mutex_init (&sam_internal_data.lock, NULL);
+
+	return (CS_OK);
+
+exit_error_quorum:
+	quorum_finalize (sam_internal_data.quorum_handle);
+exit_error:
+	return (err);
+}
+
+/*
+ * Wrapper on top of write(2) function. It handles EAGAIN and EINTR states and sends whole buffer if possible.
+ */
+static size_t sam_safe_write (
+	int d,
+	const void *buf,
+	size_t nbyte)
+{
+	ssize_t bytes_write;
+	ssize_t tmp_bytes_write;
+
+	bytes_write = 0;
+
+	do {
+		tmp_bytes_write = write (d, (const char *)buf + bytes_write,
+			(nbyte - bytes_write > SSIZE_MAX) ? SSIZE_MAX : nbyte - bytes_write);
+
+		if (tmp_bytes_write == -1) {
+			if (!(errno == EAGAIN || errno == EINTR))
+				return -1;
+		} else {
+			bytes_write += tmp_bytes_write;
+		}
+	} while (bytes_write != nbyte);
+
+	return (bytes_write);
+}
+
+/*
+ * Wrapper on top of read(2) function. It handles EAGAIN and EINTR states and reads whole buffer if possible.
+ */
+static size_t sam_safe_read (
+	int d,
+	void *buf,
+	size_t nbyte)
+{
+	ssize_t bytes_read;
+	ssize_t tmp_bytes_read;
+
+	bytes_read = 0;
+
+	do {
+		tmp_bytes_read = read (d, (char *)buf + bytes_read,
+			(nbyte - bytes_read > SSIZE_MAX) ? SSIZE_MAX : nbyte - bytes_read);
+
+		if (tmp_bytes_read == -1) {
+			if (!(errno == EAGAIN || errno == EINTR))
+				return -1;
+		} else {
+			bytes_read += tmp_bytes_read;
+		}
+
+	} while (bytes_read != nbyte && tmp_bytes_read != 0);
+
+	return (bytes_read);
+}
+
+static cs_error_t sam_read_reply (
+	int child_fd_in)
+{
+	char reply;
+	cs_error_t err;
+
+	if (sam_safe_read (sam_internal_data.child_fd_in, &reply, sizeof (reply)) != sizeof (reply)) {
+		return (CS_ERR_LIBRARY);
+	}
+
+	switch (reply) {
+	case SAM_REPLY_ERROR:
+		/*
+		 * Read error and return that
+		 */
+		if (sam_safe_read (sam_internal_data.child_fd_in, &err, sizeof (err)) != sizeof (err)) {
+			return (CS_ERR_LIBRARY);
+		}
+
+		return (err);
+		break;
+	case SAM_REPLY_OK:
+		/*
+		 * Everything correct
+		 */
+		break;
+	default:
+		return (CS_ERR_LIBRARY);
+		break;
+	}
+
+	return (CS_OK);
+}
+
+cs_error_t sam_data_getsize (size_t *size)
+{
+	if (size == NULL) {
+		return (CS_ERR_INVALID_PARAM);
+	}
+
+	if (sam_internal_data.internal_status != SAM_INTERNAL_STATUS_INITIALIZED &&
+		sam_internal_data.internal_status != SAM_INTERNAL_STATUS_REGISTERED &&
+		sam_internal_data.internal_status != SAM_INTERNAL_STATUS_STARTED) {
+
+		return (CS_ERR_BAD_HANDLE);
+	}
+
+	pthread_mutex_lock (&sam_internal_data.lock);
+
+	*size = sam_internal_data.user_data_size;
+
+	pthread_mutex_unlock (&sam_internal_data.lock);
+
+	return (CS_OK);
+}
+
+cs_error_t sam_data_restore (
+	void *data,
+	size_t size)
+{
+	cs_error_t err;
+
+	err = CS_OK;
+
+	if (data == NULL) {
+		return (CS_ERR_INVALID_PARAM);
+	}
+
+	if (sam_internal_data.internal_status != SAM_INTERNAL_STATUS_INITIALIZED &&
+		sam_internal_data.internal_status != SAM_INTERNAL_STATUS_REGISTERED &&
+		sam_internal_data.internal_status != SAM_INTERNAL_STATUS_STARTED) {
+
+		return (CS_ERR_BAD_HANDLE);
+	}
+
+	pthread_mutex_lock (&sam_internal_data.lock);
+
+	if (sam_internal_data.user_data_size == 0) {
+		err = CS_OK;
+
+		goto error_unlock;
+	}
+
+	if (size < sam_internal_data.user_data_size) {
+		err = CS_ERR_INVALID_PARAM;
+
+		goto error_unlock;
+	}
+
+	memcpy (data, sam_internal_data.user_data, sam_internal_data.user_data_size);
+
+	pthread_mutex_unlock (&sam_internal_data.lock);
+
+	return (CS_OK);
+
+error_unlock:
+	pthread_mutex_unlock (&sam_internal_data.lock);
+
+	return (err);
+}
+
+cs_error_t sam_data_store (
+	const void *data,
+	size_t size)
+{
+	cs_error_t err;
+	char command;
+	char *new_data;
+
+	if (sam_internal_data.internal_status != SAM_INTERNAL_STATUS_INITIALIZED &&
+		sam_internal_data.internal_status != SAM_INTERNAL_STATUS_REGISTERED &&
+		sam_internal_data.internal_status != SAM_INTERNAL_STATUS_STARTED) {
+
+		return (CS_ERR_BAD_HANDLE);
+	}
+
+
+	if (data == NULL) {
+		size = 0;
+	}
+
+	pthread_mutex_lock (&sam_internal_data.lock);
+
+	if (sam_internal_data.am_i_child) {
+		/*
+		 * We are child so we must send data to parent
+		 */
+		command = SAM_COMMAND_DATA_STORE;
+		if (sam_safe_write (sam_internal_data.child_fd_out, &command, sizeof (command)) != sizeof (command)) {
+			err = CS_ERR_LIBRARY;
+
+			goto error_unlock;
+		}
+
+		if (sam_safe_write (sam_internal_data.child_fd_out, &size, sizeof (size)) != sizeof (size)) {
+			err = CS_ERR_LIBRARY;
+
+			goto error_unlock;
+		}
+
+		if (data != NULL && sam_safe_write (sam_internal_data.child_fd_out, data, size) != size) {
+			err = CS_ERR_LIBRARY;
+
+			goto error_unlock;
+		}
+
+		/*
+		 * And wait for reply
+		 */
+		if ((err = sam_read_reply (sam_internal_data.child_fd_in)) != CS_OK) {
+			goto error_unlock;
+		}
+	}
+
+	/*
+	 * We are parent or we received OK reply from parent -> do required action
+	 */
+	if (data == NULL) {
+		free (sam_internal_data.user_data);
+		sam_internal_data.user_data = NULL;
+		sam_internal_data.user_data_allocated = 0;
+		sam_internal_data.user_data_size = 0;
+	} else {
+		if (sam_internal_data.user_data_allocated < size) {
+			if ((new_data = realloc (sam_internal_data.user_data, size)) == NULL) {
+				err = CS_ERR_NO_MEMORY;
+
+				goto error_unlock;
+			}
+
+			sam_internal_data.user_data_allocated = size;
+		} else {
+			new_data = sam_internal_data.user_data;
+		}
+		sam_internal_data.user_data = new_data;
+		sam_internal_data.user_data_size = size;
+
+		memcpy (sam_internal_data.user_data, data, size);
+	}
+
+	pthread_mutex_unlock (&sam_internal_data.lock);
+
+	return (CS_OK);
+
+error_unlock:
+	pthread_mutex_unlock (&sam_internal_data.lock);
+
+	return (err);
+}
+
+cs_error_t sam_start (void)
+{
+	char command;
+	cs_error_t err;
+	sam_recovery_policy_t recpol;
+
+	if (sam_internal_data.internal_status != SAM_INTERNAL_STATUS_REGISTERED) {
+		return (CS_ERR_BAD_HANDLE);
+	}
+
+	recpol = sam_internal_data.recovery_policy;
+
+	if (recpol & SAM_RECOVERY_POLICY_QUORUM || recpol & SAM_RECOVERY_POLICY_CMAP) {
+		pthread_mutex_lock (&sam_internal_data.lock);
+	}
+
+	command = SAM_COMMAND_START;
+
+	if (sam_safe_write (sam_internal_data.child_fd_out, &command, sizeof (command)) != sizeof (command)) {
+		if (recpol & SAM_RECOVERY_POLICY_QUORUM || recpol & SAM_RECOVERY_POLICY_CMAP) {
+			pthread_mutex_unlock (&sam_internal_data.lock);
+		}
+
+		return (CS_ERR_LIBRARY);
+	}
+
+	if (recpol & SAM_RECOVERY_POLICY_QUORUM || recpol & SAM_RECOVERY_POLICY_CMAP) {
+		/*
+		 * Wait for parent reply
+		 */
+		if ((err = sam_read_reply (sam_internal_data.child_fd_in)) != CS_OK) {
+			pthread_mutex_unlock (&sam_internal_data.lock);
+
+			return (err);
+		}
+
+		pthread_mutex_unlock (&sam_internal_data.lock);
+	}
+
+	if (sam_internal_data.hc_callback)
+		if (sam_safe_write (sam_internal_data.cb_wpipe_fd, &command, sizeof (command)) != sizeof (command))
+			return (CS_ERR_LIBRARY);
+
+	sam_internal_data.internal_status = SAM_INTERNAL_STATUS_STARTED;
+
+	return (CS_OK);
+}
+
+cs_error_t sam_stop (void)
+{
+	char command;
+	cs_error_t err;
+
+	if (sam_internal_data.internal_status != SAM_INTERNAL_STATUS_STARTED) {
+		return (CS_ERR_BAD_HANDLE);
+	}
+
+	command = SAM_COMMAND_STOP;
+
+	if (sam_internal_data.recovery_policy & SAM_RECOVERY_POLICY_CMAP) {
+		pthread_mutex_lock (&sam_internal_data.lock);
+	}
+
+	if (sam_safe_write (sam_internal_data.child_fd_out, &command, sizeof (command)) != sizeof (command)) {
+		if (sam_internal_data.recovery_policy & SAM_RECOVERY_POLICY_CMAP) {
+			pthread_mutex_unlock (&sam_internal_data.lock);
+		}
+
+		return (CS_ERR_LIBRARY);
+	}
+
+	if (sam_internal_data.recovery_policy & SAM_RECOVERY_POLICY_CMAP) {
+		/*
+		 * Wait for parent reply
+		 */
+		if ((err = sam_read_reply (sam_internal_data.child_fd_in)) != CS_OK) {
+			pthread_mutex_unlock (&sam_internal_data.lock);
+
+			return (err);
+		}
+
+		pthread_mutex_unlock (&sam_internal_data.lock);
+	}
+
+	if (sam_internal_data.hc_callback)
+		if (sam_safe_write (sam_internal_data.cb_wpipe_fd, &command, sizeof (command)) != sizeof (command))
+			return (CS_ERR_LIBRARY);
+
+	sam_internal_data.internal_status = SAM_INTERNAL_STATUS_REGISTERED;
+
+	return (CS_OK);
+}
+
+cs_error_t sam_hc_send (void)
+{
+	char command;
+
+	if (sam_internal_data.internal_status != SAM_INTERNAL_STATUS_STARTED) {
+		return (CS_ERR_BAD_HANDLE);
+	}
+
+	command = SAM_COMMAND_HB;
+
+	if (sam_safe_write (sam_internal_data.child_fd_out, &command, sizeof (command)) != sizeof (command))
+		return (CS_ERR_LIBRARY);
+
+	return (CS_OK);
+}
+
+cs_error_t sam_finalize (void)
+{
+	cs_error_t error;
+
+	if (sam_internal_data.internal_status != SAM_INTERNAL_STATUS_INITIALIZED &&
+		sam_internal_data.internal_status != SAM_INTERNAL_STATUS_REGISTERED &&
+		sam_internal_data.internal_status != SAM_INTERNAL_STATUS_STARTED) {
+		return (CS_ERR_BAD_HANDLE);
+	}
+
+	if (sam_internal_data.internal_status == SAM_INTERNAL_STATUS_STARTED) {
+		error = sam_stop ();
+		if (error != CS_OK)
+			goto exit_error;
+	}
+
+	sam_internal_data.internal_status = SAM_INTERNAL_STATUS_FINALIZED;
+
+	free (sam_internal_data.user_data);
+
+exit_error:
+	return (CS_OK);
+}
+
+cs_error_t sam_mark_failed (void)
+{
+	char command;
+
+	if (sam_internal_data.internal_status != SAM_INTERNAL_STATUS_STARTED &&
+	    sam_internal_data.internal_status != SAM_INTERNAL_STATUS_REGISTERED) {
+		return (CS_ERR_BAD_HANDLE);
+	}
+
+	if (!(sam_internal_data.recovery_policy & SAM_RECOVERY_POLICY_CMAP)) {
+		return (CS_ERR_INVALID_PARAM);
+	}
+
+	command = SAM_COMMAND_MARK_FAILED;
+
+	if (sam_safe_write (sam_internal_data.child_fd_out, &command, sizeof (command)) != sizeof (command))
+		return (CS_ERR_LIBRARY);
+
+	return (CS_OK);
+}
+
+cs_error_t sam_warn_signal_set (int warn_signal)
+{
+	char command;
+	cs_error_t err;
+
+	if (sam_internal_data.internal_status != SAM_INTERNAL_STATUS_INITIALIZED &&
+		sam_internal_data.internal_status != SAM_INTERNAL_STATUS_REGISTERED &&
+		sam_internal_data.internal_status != SAM_INTERNAL_STATUS_STARTED) {
+		return (CS_ERR_BAD_HANDLE);
+	}
+
+	pthread_mutex_lock (&sam_internal_data.lock);
+
+	if (sam_internal_data.am_i_child) {
+		/*
+		 * We are child so we must send data to parent
+		 */
+		command = SAM_COMMAND_WARN_SIGNAL_SET;
+		if (sam_safe_write (sam_internal_data.child_fd_out, &command, sizeof (command)) != sizeof (command)) {
+			err = CS_ERR_LIBRARY;
+
+			goto error_unlock;
+		}
+
+		if (sam_safe_write (sam_internal_data.child_fd_out, &warn_signal, sizeof (warn_signal)) !=
+		   sizeof (warn_signal)) {
+			err = CS_ERR_LIBRARY;
+
+			goto error_unlock;
+		}
+
+		/*
+		 * And wait for reply
+		 */
+		if ((err = sam_read_reply (sam_internal_data.child_fd_in)) != CS_OK) {
+			goto error_unlock;
+		}
+	}
+
+	/*
+	 * We are parent or we received OK reply from parent -> do required action
+	 */
+	sam_internal_data.warn_signal = warn_signal;
+
+	pthread_mutex_unlock (&sam_internal_data.lock);
+
+	return (CS_OK);
+
+error_unlock:
+	pthread_mutex_unlock (&sam_internal_data.lock);
+
+	return (err);
+}
+
+static cs_error_t sam_parent_reply_send (
+	cs_error_t err,
+	int parent_fd_in,
+	int parent_fd_out)
+{
+	char reply;
+
+	if (err == CS_OK) {
+		reply = SAM_REPLY_OK;
+
+		if (sam_safe_write (parent_fd_out, &reply, sizeof (reply)) != sizeof (reply)) {
+			err = CS_ERR_LIBRARY;
+			goto error_reply;
+		}
+
+		return (CS_OK);
+	}
+
+error_reply:
+	reply = SAM_REPLY_ERROR;
+	if (sam_safe_write (parent_fd_out, &reply, sizeof (reply)) != sizeof (reply)) {
+		return (CS_ERR_LIBRARY);
+	}
+	if (sam_safe_write (parent_fd_out, &err, sizeof (err)) != sizeof (err)) {
+		return (CS_ERR_LIBRARY);
+	}
+
+	return (err);
+}
+
+
+static cs_error_t sam_parent_warn_signal_set (
+	int parent_fd_in,
+	int parent_fd_out)
+{
+	int warn_signal;
+	cs_error_t err;
+
+	err = CS_OK;
+
+	if (sam_safe_read (parent_fd_in, &warn_signal, sizeof (warn_signal)) != sizeof (warn_signal)) {
+		err = CS_ERR_LIBRARY;
+		goto error_reply;
+	}
+
+	err = sam_warn_signal_set (warn_signal);
+	if (err != CS_OK) {
+		goto error_reply;
+	}
+
+
+	return (sam_parent_reply_send (CS_OK, parent_fd_in, parent_fd_out));
+
+error_reply:
+	return (sam_parent_reply_send (err, parent_fd_in, parent_fd_out));
+}
+
+static cs_error_t sam_parent_wait_for_quorum (
+	int parent_fd_in,
+	int parent_fd_out)
+{
+	cs_error_t err;
+	struct pollfd pfds[2];
+	int poll_err;
+
+	if (sam_internal_data.recovery_policy & SAM_RECOVERY_POLICY_CMAP) {
+		if ((err = sam_cmap_update_key (SAM_CMAP_KEY_STATE, SAM_CMAP_S_Q_WAIT)) != CS_OK) {
+			goto error_reply;
+		}
+	}
+
+	/*
+	 * Update current quorum
+	 */
+	if ((err = quorum_dispatch (sam_internal_data.quorum_handle, CS_DISPATCH_ALL)) != CS_OK) {
+		goto error_reply;
+	}
+
+	/*
+	 * Wait for quorum
+	 */
+	while (!sam_internal_data.quorate) {
+		pfds[0].fd = parent_fd_in;
+		pfds[0].events = 0;
+		pfds[0].revents = 0;
+
+		pfds[1].fd = sam_internal_data.quorum_fd;
+		pfds[1].events = POLLIN;
+		pfds[1].revents = 0;
+
+		poll_err = poll (pfds, 2, -1);
+
+		if (poll_err == -1) {
+			/*
+			 *  Error in poll
+			 *  If it is EINTR, continue, otherwise QUIT
+			 */
+			if (errno != EINTR) {
+				err = CS_ERR_LIBRARY;
+				goto error_reply;
+			}
+		}
+
+		if (pfds[0].revents != 0) {
+			if (pfds[0].revents == POLLERR || pfds[0].revents == POLLHUP ||pfds[0].revents == POLLNVAL) {
+				/*
+				 * Child has exited
+				 */
+				return (CS_OK);
+			}
+		}
+
+		if (pfds[1].revents != 0) {
+			if ((err = quorum_dispatch (sam_internal_data.quorum_handle, CS_DISPATCH_ONE)) != CS_OK) {
+				goto error_reply;
+			}
+		}
+	}
+
+	if (sam_internal_data.recovery_policy & SAM_RECOVERY_POLICY_CMAP) {
+		if ((err = sam_cmap_update_key (SAM_CMAP_KEY_STATE, SAM_CMAP_S_STARTED)) != CS_OK) {
+			goto error_reply;
+		}
+	}
+
+	return (sam_parent_reply_send (CS_OK, parent_fd_in, parent_fd_out));
+
+error_reply:
+	if (sam_internal_data.recovery_policy & SAM_RECOVERY_POLICY_CMAP) {
+		sam_cmap_update_key (SAM_CMAP_KEY_STATE, SAM_CMAP_S_REGISTERED);
+	}
+
+	return (sam_parent_reply_send (err, parent_fd_in, parent_fd_out));
+}
+
+static cs_error_t sam_parent_cmap_state_set (
+	int parent_fd_in,
+	int parent_fd_out,
+	int state)
+{
+	cs_error_t err;
+	const char *state_s;
+
+	if (state == 1) {
+		state_s = SAM_CMAP_S_STARTED;
+	} else {
+		state_s = SAM_CMAP_S_REGISTERED;
+	}
+
+	if ((err = sam_cmap_update_key (SAM_CMAP_KEY_STATE, state_s)) != CS_OK) {
+		goto error_reply;
+	}
+
+	return (sam_parent_reply_send (CS_OK, parent_fd_in, parent_fd_out));
+
+error_reply:
+	return (sam_parent_reply_send (err, parent_fd_in, parent_fd_out));
+}
+
+static cs_error_t sam_parent_kill_child (
+	int *action,
+	pid_t child_pid)
+{
+	/*
+	 *  Kill child process
+	 */
+	if (!sam_internal_data.term_send) {
+		/*
+		 * We didn't send warn_signal yet.
+		 */
+		kill (child_pid, sam_internal_data.warn_signal);
+
+		sam_internal_data.term_send = 1;
+	} else {
+		/*
+		 * We sent child warning. Now, we will not be so nice
+		 */
+		kill (child_pid, SIGKILL);
+		*action = SAM_PARENT_ACTION_RECOVERY;
+	}
+
+	return (CS_OK);
+}
+
+static cs_error_t sam_parent_mark_child_failed (
+	int *action,
+	pid_t child_pid)
+{
+	sam_recovery_policy_t recpol;
+
+	recpol = sam_internal_data.recovery_policy;
+
+	sam_internal_data.term_send = 1;
+	sam_internal_data.recovery_policy = SAM_RECOVERY_POLICY_QUIT |
+	    (SAM_RP_MASK_C (recpol) ? SAM_RECOVERY_POLICY_CMAP : 0) |
+	    (SAM_RP_MASK_Q (recpol) ? SAM_RECOVERY_POLICY_QUORUM : 0);
+
+	return (sam_parent_kill_child (action, child_pid));
+}
+
+static cs_error_t sam_parent_data_store (
+	int parent_fd_in,
+	int parent_fd_out)
+{
+	char *user_data;
+	ssize_t size;
+	cs_error_t err;
+
+	err = CS_OK;
+	user_data = NULL;
+
+	if (sam_safe_read (parent_fd_in, &size, sizeof (size)) != sizeof (size)) {
+		err = CS_ERR_LIBRARY;
+		goto error_reply;
+	}
+
+	if (size > 0) {
+		user_data = malloc (size);
+		if (user_data == NULL) {
+			err = CS_ERR_NO_MEMORY;
+			goto error_reply;
+		}
+
+		if (sam_safe_read (parent_fd_in, user_data, size) != size) {
+			err = CS_ERR_LIBRARY;
+			goto free_error_reply;
+		}
+	}
+
+	err = sam_data_store (user_data, size);
+	if (err != CS_OK) {
+		goto free_error_reply;
+	}
+
+	free (user_data);
+
+	return (sam_parent_reply_send (CS_OK, parent_fd_in, parent_fd_out));
+
+free_error_reply:
+	free (user_data);
+error_reply:
+	return (sam_parent_reply_send (err, parent_fd_in, parent_fd_out));
+}
+
+static enum sam_parent_action_t sam_parent_handler (
+	int parent_fd_in,
+	int parent_fd_out,
+	pid_t child_pid)
+{
+	int poll_error;
+	int action;
+	int status;
+	ssize_t bytes_read;
+	char command;
+	int time_interval;
+	struct pollfd pfds[2];
+	nfds_t nfds;
+	cs_error_t err;
+	sam_recovery_policy_t recpol;
+
+	status = 0;
+
+	action = SAM_PARENT_ACTION_CONTINUE;
+	recpol = sam_internal_data.recovery_policy;
+
+	while (action == SAM_PARENT_ACTION_CONTINUE) {
+		pfds[0].fd = parent_fd_in;
+		pfds[0].events = POLLIN;
+		pfds[0].revents = 0;
+		nfds = 1;
+
+		if (status == 1 && sam_internal_data.time_interval != 0) {
+			time_interval = sam_internal_data.time_interval;
+		} else {
+			time_interval = -1;
+		}
+
+		if (recpol & SAM_RECOVERY_POLICY_QUORUM) {
+			pfds[nfds].fd = sam_internal_data.quorum_fd;
+			pfds[nfds].events = POLLIN;
+			pfds[nfds].revents = 0;
+			nfds++;
+		}
+
+		poll_error = poll (pfds, nfds, time_interval);
+
+		if (poll_error == -1) {
+			/*
+			 *  Error in poll
+			 *  If it is EINTR, continue, otherwise QUIT
+			 */
+			if (errno != EINTR) {
+				action = SAM_PARENT_ACTION_ERROR;
+			}
+		}
+
+		if (poll_error == 0) {
+			/*
+			 *  Time limit expires
+			 */
+			if (status == 0) {
+				action = SAM_PARENT_ACTION_QUIT;
+			} else {
+				sam_parent_kill_child (&action, child_pid);
+			}
+		}
+
+		if (poll_error > 0) {
+			if (pfds[0].revents != 0) {
+				/*
+				 *  We have EOF or command in pipe
+				 */
+				bytes_read = sam_safe_read (parent_fd_in, &command, 1);
+
+				if (bytes_read == 0) {
+					/*
+					 *  Handle EOF -> Take recovery action or quit if sam_start wasn't called
+					 */
+					if (status == 0)
+						action = SAM_PARENT_ACTION_QUIT;
+					else
+						action = SAM_PARENT_ACTION_RECOVERY;
+
+					continue;
+				}
+
+				if (bytes_read == -1) {
+					action = SAM_PARENT_ACTION_ERROR;
+					goto action_exit;
+				}
+
+				if (recpol & SAM_RECOVERY_POLICY_CMAP) {
+					sam_cmap_update_key (SAM_CMAP_KEY_LAST_HC, NULL);
+				}
+
+				/*
+				 * We have read command
+				 */
+				switch (command) {
+				case SAM_COMMAND_START:
+					if (status == 0) {
+						/*
+						 *  Not started yet
+						 */
+						if (recpol & SAM_RECOVERY_POLICY_QUORUM) {
+							if (sam_parent_wait_for_quorum (parent_fd_in,
+							    parent_fd_out) != CS_OK) {
+								continue;
+							}
+						}
+
+						if (recpol & SAM_RECOVERY_POLICY_CMAP) {
+							if (sam_parent_cmap_state_set (parent_fd_in,
+							    parent_fd_out, 1) != CS_OK) {
+								continue;
+							    }
+						}
+
+						status = 1;
+					}
+					break;
+				case SAM_COMMAND_STOP:
+					if (status == 1) {
+						/*
+						 *  Started
+						 */
+						if (recpol & SAM_RECOVERY_POLICY_CMAP) {
+							if (sam_parent_cmap_state_set (parent_fd_in,
+							    parent_fd_out, 0) != CS_OK) {
+								continue;
+							    }
+						}
+
+						status = 0;
+					}
+					break;
+				case SAM_COMMAND_DATA_STORE:
+					sam_parent_data_store (parent_fd_in, parent_fd_out);
+					break;
+				case SAM_COMMAND_WARN_SIGNAL_SET:
+					sam_parent_warn_signal_set (parent_fd_in, parent_fd_out);
+					break;
+				case SAM_COMMAND_MARK_FAILED:
+					status = 1;
+					sam_parent_mark_child_failed (&action, child_pid);
+					break;
+				}
+			} /* if (pfds[0].revents != 0) */
+
+			if ((sam_internal_data.recovery_policy & SAM_RECOVERY_POLICY_QUORUM) &&
+			    pfds[1].revents != 0) {
+				/*
+				 * Handle quorum change
+				 */
+				err = quorum_dispatch (sam_internal_data.quorum_handle, CS_DISPATCH_ALL);
+
+				if (status == 1 &&
+				    (!sam_internal_data.quorate || (err != CS_ERR_TRY_AGAIN && err != CS_OK))) {
+					sam_parent_kill_child (&action, child_pid);
+				}
+			}
+		} /* select_error > 0 */
+	} /* action == SAM_PARENT_ACTION_CONTINUE */
+
+action_exit:
+	return action;
+}
+
+cs_error_t sam_register (
+	unsigned int *instance_id)
+{
+	cs_error_t error;
+	pid_t pid;
+	int pipe_error;
+	int pipe_fd_out[2], pipe_fd_in[2];
+	enum sam_parent_action_t action, old_action;
+	int child_status;
+	sam_recovery_policy_t recpol;
+
+	if (sam_internal_data.internal_status != SAM_INTERNAL_STATUS_INITIALIZED) {
+		return (CS_ERR_BAD_HANDLE);
+	}
+
+	recpol = sam_internal_data.recovery_policy;
+
+	if (recpol & SAM_RECOVERY_POLICY_CMAP) {
+		/*
+		 * Register to cmap
+		 */
+		if ((error = sam_cmap_register ()) != CS_OK) {
+			goto error_exit;
+		}
+	}
+
+	error = CS_OK;
+
+	while (1) {
+		if ((pipe_error = pipe (pipe_fd_out)) != 0) {
+			error = CS_ERR_LIBRARY;
+			goto error_exit;
+		}
+
+		if ((pipe_error = pipe (pipe_fd_in)) != 0) {
+			close (pipe_fd_out[0]);
+			close (pipe_fd_out[1]);
+
+			error = CS_ERR_LIBRARY;
+			goto error_exit;
+		}
+
+		if (recpol & SAM_RECOVERY_POLICY_CMAP) {
+			if ((error = sam_cmap_update_key (SAM_CMAP_KEY_STATE, SAM_CMAP_S_REGISTERED)) != CS_OK) {
+				goto error_exit;
+			}
+		}
+
+		sam_internal_data.instance_id++;
+
+		sam_internal_data.term_send = 0;
+
+		pid = fork ();
+
+		if (pid == -1) {
+			/*
+			 *  Fork error
+			 */
+			sam_internal_data.instance_id--;
+
+			error = CS_ERR_LIBRARY;
+			goto error_exit;
+		}
+
+		if (pid == 0) {
+			/*
+			 *  Child process
+			 */
+			close (pipe_fd_out[0]);
+			close (pipe_fd_in[1]);
+
+			sam_internal_data.child_fd_out = pipe_fd_out[1];
+			sam_internal_data.child_fd_in = pipe_fd_in[0];
+
+			if (instance_id)
+				*instance_id = sam_internal_data.instance_id;
+
+			sam_internal_data.am_i_child = 1;
+			sam_internal_data.internal_status = SAM_INTERNAL_STATUS_REGISTERED;
+
+			pthread_mutex_init (&sam_internal_data.lock, NULL);
+
+			goto error_exit;
+		} else {
+			/*
+			 *  Parent process
+			 */
+			close (pipe_fd_out[1]);
+			close (pipe_fd_in[0]);
+
+			action = sam_parent_handler (pipe_fd_out[0], pipe_fd_in[1], pid);
+
+			close (pipe_fd_out[0]);
+			close (pipe_fd_in[1]);
+
+			if (action == SAM_PARENT_ACTION_ERROR) {
+				error = CS_ERR_LIBRARY;
+				goto error_exit;
+			}
+
+			/*
+			 * We really don't like zombies
+			 */
+			while (waitpid (pid, &child_status, 0) == -1 && errno == EINTR)
+				;
+
+			old_action = action;
+
+			if (action == SAM_PARENT_ACTION_RECOVERY) {
+				if (SAM_RP_MASK (sam_internal_data.recovery_policy) == SAM_RECOVERY_POLICY_QUIT)
+					action = SAM_PARENT_ACTION_QUIT;
+			}
+
+
+			if (action == SAM_PARENT_ACTION_QUIT) {
+				if (recpol & SAM_RECOVERY_POLICY_QUORUM) {
+					quorum_finalize (sam_internal_data.quorum_handle);
+				}
+
+				if (recpol & SAM_RECOVERY_POLICY_CMAP) {
+					if (old_action == SAM_PARENT_ACTION_RECOVERY) {
+						/*
+						 * Mark as failed
+						 */
+						sam_cmap_update_key (SAM_CMAP_KEY_STATE, SAM_CMAP_S_FAILED);
+					} else {
+						sam_cmap_destroy_pid_path ();
+					}
+				}
+
+				exit (WEXITSTATUS (child_status));
+			}
+
+
+		}
+	}
+
+error_exit:
+	return (error);
+}
+
+static void *hc_callback_thread (void *unused_param)
+{
+	int poll_error;
+	int status;
+	ssize_t bytes_readed;
+	char command;
+	int time_interval, tmp_time_interval;
+	int counter;
+	struct pollfd pfds;
+
+	status = 0;
+	counter = 0;
+
+	time_interval = sam_internal_data.time_interval >> 2;
+
+	while (1) {
+		pfds.fd = sam_internal_data.cb_rpipe_fd;
+		pfds.events = POLLIN;
+		pfds.revents = 0;
+
+		if (status == 1) {
+			tmp_time_interval = time_interval;
+		} else {
+			tmp_time_interval = -1;
+		}
+
+		poll_error = poll (&pfds, 1, tmp_time_interval);
+
+		if (poll_error == 0) {
+			if (sam_hc_send () == CS_OK) {
+				counter++;
+			}
+
+			if (counter >= 4) {
+				if (sam_internal_data.hc_callback () != 0) {
+					status = 3;
+				}
+
+				counter = 0;
+			}
+		}
+
+		if (poll_error > 0) {
+			bytes_readed = sam_safe_read (sam_internal_data.cb_rpipe_fd, &command, 1);
+
+			if (bytes_readed > 0) {
+				if (status == 0 && command == SAM_COMMAND_START)
+					status = 1;
+
+				if (status == 1 && command == SAM_COMMAND_STOP)
+					status = 0;
+
+			}
+		}
+	}
+
+	/*
+	 * This makes compiler happy, it's same as return (NULL);
+	 */
+	return (unused_param);
+}
+
+cs_error_t sam_hc_callback_register (sam_hc_callback_t cb)
+{
+	cs_error_t error = CS_OK;
+	pthread_attr_t thread_attr;
+	int pipe_error;
+	int pipe_fd[2];
+
+	if (sam_internal_data.internal_status != SAM_INTERNAL_STATUS_REGISTERED) {
+		return (CS_ERR_BAD_HANDLE);
+	}
+
+	if (sam_internal_data.time_interval == 0) {
+		return (CS_ERR_INVALID_PARAM);
+	}
+
+	if (sam_internal_data.cb_registered) {
+		sam_internal_data.hc_callback = cb;
+
+		return (CS_OK);
+	}
+
+	/*
+	 * We know, this is first registration
+	 */
+
+	if (cb == NULL) {
+		return (CS_ERR_INVALID_PARAM);
+	}
+
+	pipe_error = pipe (pipe_fd);
+
+	if (pipe_error != 0) {
+		/*
+		 *  Pipe creation error
+		 */
+		error = CS_ERR_LIBRARY;
+		goto error_exit;
+	}
+
+	sam_internal_data.cb_rpipe_fd = pipe_fd[0];
+	sam_internal_data.cb_wpipe_fd = pipe_fd[1];
+
+	/*
+	 * Create thread attributes
+	 */
+	error = pthread_attr_init (&thread_attr);
+	if (error != 0) {
+		error = CS_ERR_LIBRARY;
+		goto error_close_fd_exit;
+	}
+
+
+	pthread_attr_setdetachstate (&thread_attr, PTHREAD_CREATE_DETACHED);
+	pthread_attr_setstacksize (&thread_attr, 32768);
+
+	/*
+	 * Create thread
+	 */
+	error = pthread_create (&sam_internal_data.cb_thread, &thread_attr, hc_callback_thread, NULL);
+
+	if (error != 0) {
+		error = CS_ERR_LIBRARY;
+		goto error_attr_destroy_exit;
+	}
+
+	/*
+	 * Cleanup
+	 */
+	pthread_attr_destroy(&thread_attr);
+
+	sam_internal_data.cb_registered = 1;
+	sam_internal_data.hc_callback = cb;
+
+	return (CS_OK);
+
+error_attr_destroy_exit:
+	pthread_attr_destroy(&thread_attr);
+error_close_fd_exit:
+	sam_internal_data.cb_rpipe_fd = sam_internal_data.cb_wpipe_fd = 0;
+	close (pipe_fd[0]);
+	close (pipe_fd[1]);
+error_exit:
+	return (error);
+}
diff --git a/lib/util.h b/lib/util.h
new file mode 100644
index 0000000..a1610a7
--- /dev/null
+++ b/lib/util.h
@@ -0,0 +1,54 @@
+
+/*
+ * Copyright (c) 2002-2003 MontaVista Software, Inc.
+ * Copyright (c) 2012 Red Hat, Inc.
+ *
+ * All rights reserved.
+ *
+ * Author: Steven Dake (sdake@redhat.com)
+ *
+ * This software licensed under BSD license, the text of which follows:
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions are met:
+ *
+ * - Redistributions of source code must retain the above copyright notice,
+ *   this list of conditions and the following disclaimer.
+ * - Redistributions in binary form must reproduce the above copyright notice,
+ *   this list of conditions and the following disclaimer in the documentation
+ *   and/or other materials provided with the distribution.
+ * - Neither the name of the MontaVista Software, Inc. nor the names of its
+ *   contributors may be used to endorse or promote products derived from this
+ *   software without specific prior written permission.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
+ * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+ * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
+ * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
+ * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
+ * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
+ * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
+ * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
+ * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
+ * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF
+ * THE POSSIBILITY OF SUCH DAMAGE.
+ */
+
+#ifndef COROSYNC_UTIL_H_DEFINED
+#define COROSYNC_UTIL_H_DEFINED
+
+#include <corosync/corotypes.h>
+
+cs_error_t hdb_error_to_cs (int res);
+
+#ifdef HAVE_SMALL_MEMORY_FOOTPRINT
+#define IPC_REQUEST_SIZE        1024*64
+#define IPC_RESPONSE_SIZE       1024*64
+#define IPC_DISPATCH_SIZE       1024*64
+#else
+#define IPC_REQUEST_SIZE        8192*128
+#define IPC_RESPONSE_SIZE       8192*128
+#define IPC_DISPATCH_SIZE       8192*128
+#endif /* HAVE_SMALL_MEMORY_FOOTPRINT */
+
+#endif /* COROSYNC_UTIL_H_DEFINED */
diff --git a/lib/votequorum.c b/lib/votequorum.c
new file mode 100644
index 0000000..4bcac22
--- /dev/null
+++ b/lib/votequorum.c
@@ -0,0 +1,811 @@
+/*
+ * Copyright (c) 2009-2012 Red Hat, Inc.
+ *
+ * All rights reserved.
+ *
+ * Author: Christine Caulfield (ccaulfie@redhat.com)
+ *
+ * This software licensed under BSD license, the text of which follows:
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions are met:
+ *
+ * - Redistributions of source code must retain the above copyright notice,
+ *   this list of conditions and the following disclaimer.
+ * - Redistributions in binary form must reproduce the above copyright notice,
+ *   this list of conditions and the following disclaimer in the documentation
+ *   and/or other materials provided with the distribution.
+ * - Neither the name of the MontaVista Software, Inc. nor the names of its
+ *   contributors may be used to endorse or promote products derived from this
+ *   software without specific prior written permission.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTIBUTORS "AS IS"
+ * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+ * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
+ * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
+ * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
+ * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
+ * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
+ * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
+ * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
+ * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF
+ * THE POSSIBILITY OF SUCH DAMAGE.
+ */
+
+/*
+ * Provides a quorum API using the corosync executive
+ */
+
+#include <config.h>
+
+#include <stdlib.h>
+#include <string.h>
+#include <unistd.h>
+#include <sys/types.h>
+#include <sys/socket.h>
+#include <sys/uio.h>
+#include <errno.h>
+
+#include <qb/qbdefs.h>
+#include <qb/qbipcc.h>
+
+#include <corosync/corotypes.h>
+#include <corosync/corodefs.h>
+#include <corosync/hdb.h>
+
+#include <corosync/votequorum.h>
+#include <corosync/ipc_votequorum.h>
+
+#include "util.h"
+
+struct votequorum_inst {
+	qb_ipcc_connection_t *c;
+	int finalize;
+	void *context;
+	votequorum_callbacks_t callbacks;
+};
+
+static void votequorum_inst_free (void *inst);
+
+DECLARE_HDB_DATABASE(votequorum_handle_t_db, votequorum_inst_free);
+
+cs_error_t votequorum_initialize (
+	votequorum_handle_t *handle,
+	votequorum_callbacks_t *callbacks)
+{
+	cs_error_t error;
+	struct votequorum_inst *votequorum_inst;
+
+	error = hdb_error_to_cs(hdb_handle_create (&votequorum_handle_t_db, sizeof (struct votequorum_inst), handle));
+	if (error != CS_OK) {
+		goto error_no_destroy;
+	}
+
+	error = hdb_error_to_cs(hdb_handle_get (&votequorum_handle_t_db, *handle, (void *)&votequorum_inst));
+	if (error != CS_OK) {
+		goto error_destroy;
+	}
+
+	votequorum_inst->finalize = 0;
+	votequorum_inst->c = qb_ipcc_connect ("votequorum", IPC_REQUEST_SIZE);
+	if (votequorum_inst->c == NULL) {
+		error = qb_to_cs_error(-errno);
+		goto error_put_destroy;
+	}
+
+	if (callbacks)
+		memcpy(&votequorum_inst->callbacks, callbacks, sizeof (*callbacks));
+	else
+		memset(&votequorum_inst->callbacks, 0, sizeof (*callbacks));
+
+	hdb_handle_put (&votequorum_handle_t_db, *handle);
+
+	return (CS_OK);
+
+error_put_destroy:
+	hdb_handle_put (&votequorum_handle_t_db, *handle);
+error_destroy:
+	hdb_handle_destroy (&votequorum_handle_t_db, *handle);
+error_no_destroy:
+	return (error);
+}
+
+static void votequorum_inst_free (void *inst)
+{
+	struct votequorum_inst *vq_inst = (struct votequorum_inst *)inst;
+	qb_ipcc_disconnect(vq_inst->c);
+}
+
+cs_error_t votequorum_finalize (
+	votequorum_handle_t handle)
+{
+	struct votequorum_inst *votequorum_inst;
+	cs_error_t error;
+
+	error = hdb_error_to_cs(hdb_handle_get (&votequorum_handle_t_db, handle, (void *)&votequorum_inst));
+	if (error != CS_OK) {
+		return (error);
+	}
+
+	/*
+	 * Another thread has already started finalizing
+	 */
+	if (votequorum_inst->finalize) {
+		hdb_handle_put (&votequorum_handle_t_db, handle);
+		return (CS_ERR_BAD_HANDLE);
+	}
+
+	votequorum_inst->finalize = 1;
+
+	hdb_handle_destroy (&votequorum_handle_t_db, handle);
+
+	hdb_handle_put (&votequorum_handle_t_db, handle);
+
+	return (CS_OK);
+}
+
+
+cs_error_t votequorum_getinfo (
+	votequorum_handle_t handle,
+	unsigned int nodeid,
+	struct votequorum_info *info)
+{
+	cs_error_t error;
+	struct votequorum_inst *votequorum_inst;
+	struct iovec iov;
+	struct req_lib_votequorum_getinfo req_lib_votequorum_getinfo;
+	struct res_lib_votequorum_getinfo res_lib_votequorum_getinfo;
+
+	error = hdb_error_to_cs(hdb_handle_get (&votequorum_handle_t_db, handle, (void *)&votequorum_inst));
+	if (error != CS_OK) {
+		return (error);
+	}
+
+	req_lib_votequorum_getinfo.header.size = sizeof (struct req_lib_votequorum_getinfo);
+	req_lib_votequorum_getinfo.header.id = MESSAGE_REQ_VOTEQUORUM_GETINFO;
+	req_lib_votequorum_getinfo.nodeid = nodeid;
+
+	iov.iov_base = (char *)&req_lib_votequorum_getinfo;
+	iov.iov_len = sizeof (struct req_lib_votequorum_getinfo);
+
+        error = qb_to_cs_error(qb_ipcc_sendv_recv (
+		votequorum_inst->c,
+		&iov,
+		1,
+                &res_lib_votequorum_getinfo,
+		sizeof (struct res_lib_votequorum_getinfo), CS_IPC_TIMEOUT_MS));
+
+	if (error != CS_OK) {
+		goto error_exit;
+	}
+
+	error = res_lib_votequorum_getinfo.header.error;
+
+	info->node_id = res_lib_votequorum_getinfo.nodeid;
+	info->node_state = res_lib_votequorum_getinfo.state;
+	info->node_votes = res_lib_votequorum_getinfo.votes;
+	info->node_expected_votes = res_lib_votequorum_getinfo.expected_votes;
+	info->highest_expected = res_lib_votequorum_getinfo.highest_expected;
+	info->total_votes = res_lib_votequorum_getinfo.total_votes;
+	info->quorum = res_lib_votequorum_getinfo.quorum;
+	info->flags = res_lib_votequorum_getinfo.flags;
+	info->qdevice_votes = res_lib_votequorum_getinfo.qdevice_votes;
+	memset(info->qdevice_name, 0, VOTEQUORUM_QDEVICE_MAX_NAME_LEN);
+	strcpy(info->qdevice_name, res_lib_votequorum_getinfo.qdevice_name);
+
+error_exit:
+	hdb_handle_put (&votequorum_handle_t_db, handle);
+
+	return (error);
+}
+
+cs_error_t votequorum_setexpected (
+	votequorum_handle_t handle,
+	unsigned int expected_votes)
+{
+	cs_error_t error;
+	struct votequorum_inst *votequorum_inst;
+	struct iovec iov;
+	struct req_lib_votequorum_setexpected req_lib_votequorum_setexpected;
+	struct res_lib_votequorum_status res_lib_votequorum_status;
+
+	error = hdb_error_to_cs(hdb_handle_get (&votequorum_handle_t_db, handle, (void *)&votequorum_inst));
+	if (error != CS_OK) {
+		return (error);
+	}
+
+
+	req_lib_votequorum_setexpected.header.size = sizeof (struct req_lib_votequorum_setexpected);
+	req_lib_votequorum_setexpected.header.id = MESSAGE_REQ_VOTEQUORUM_SETEXPECTED;
+	req_lib_votequorum_setexpected.expected_votes = expected_votes;
+
+	iov.iov_base = (char *)&req_lib_votequorum_setexpected;
+	iov.iov_len = sizeof (struct req_lib_votequorum_setexpected);
+
+        error = qb_to_cs_error(qb_ipcc_sendv_recv (
+		votequorum_inst->c,
+		&iov,
+		1,
+                &res_lib_votequorum_status,
+		sizeof (struct res_lib_votequorum_status), CS_IPC_TIMEOUT_MS));
+
+	if (error != CS_OK) {
+		goto error_exit;
+	}
+
+	error = res_lib_votequorum_status.header.error;
+
+error_exit:
+	hdb_handle_put (&votequorum_handle_t_db, handle);
+
+	return (error);
+}
+
+cs_error_t votequorum_setvotes (
+	votequorum_handle_t handle,
+	unsigned int nodeid,
+	unsigned int votes)
+{
+	cs_error_t error;
+	struct votequorum_inst *votequorum_inst;
+	struct iovec iov;
+	struct req_lib_votequorum_setvotes req_lib_votequorum_setvotes;
+	struct res_lib_votequorum_status res_lib_votequorum_status;
+
+	error = hdb_error_to_cs(hdb_handle_get (&votequorum_handle_t_db, handle, (void *)&votequorum_inst));
+	if (error != CS_OK) {
+		return (error);
+	}
+
+	req_lib_votequorum_setvotes.header.size = sizeof (struct req_lib_votequorum_setvotes);
+	req_lib_votequorum_setvotes.header.id = MESSAGE_REQ_VOTEQUORUM_SETVOTES;
+	req_lib_votequorum_setvotes.nodeid = nodeid;
+	req_lib_votequorum_setvotes.votes = votes;
+
+	iov.iov_base = (char *)&req_lib_votequorum_setvotes;
+	iov.iov_len = sizeof (struct req_lib_votequorum_setvotes);
+
+        error = qb_to_cs_error(qb_ipcc_sendv_recv (
+		votequorum_inst->c,
+		&iov,
+		1,
+                &res_lib_votequorum_status,
+		sizeof (struct res_lib_votequorum_status), CS_IPC_TIMEOUT_MS));
+
+	if (error != CS_OK) {
+		goto error_exit;
+	}
+
+	error = res_lib_votequorum_status.header.error;
+
+error_exit:
+	hdb_handle_put (&votequorum_handle_t_db, handle);
+
+	return (error);
+}
+
+cs_error_t votequorum_trackstart (
+	votequorum_handle_t handle,
+	uint64_t context,
+	unsigned int flags)
+{
+	cs_error_t error;
+	struct votequorum_inst *votequorum_inst;
+	struct iovec iov;
+	struct req_lib_votequorum_trackstart req_lib_votequorum_trackstart;
+	struct res_lib_votequorum_status res_lib_votequorum_status;
+
+	error = hdb_error_to_cs(hdb_handle_get (&votequorum_handle_t_db, handle, (void *)&votequorum_inst));
+	if (error != CS_OK) {
+		return (error);
+	}
+
+	req_lib_votequorum_trackstart.header.size = sizeof (struct req_lib_votequorum_trackstart);
+	req_lib_votequorum_trackstart.header.id = MESSAGE_REQ_VOTEQUORUM_TRACKSTART;
+	req_lib_votequorum_trackstart.track_flags = flags;
+	req_lib_votequorum_trackstart.context = context;
+
+	iov.iov_base = (char *)&req_lib_votequorum_trackstart;
+	iov.iov_len = sizeof (struct req_lib_votequorum_trackstart);
+
+        error = qb_to_cs_error(qb_ipcc_sendv_recv (
+		votequorum_inst->c,
+		&iov,
+		1,
+                &res_lib_votequorum_status,
+		sizeof (struct res_lib_votequorum_status), CS_IPC_TIMEOUT_MS));
+
+	if (error != CS_OK) {
+		goto error_exit;
+	}
+
+	error = res_lib_votequorum_status.header.error;
+
+error_exit:
+	hdb_handle_put (&votequorum_handle_t_db, handle);
+
+	return (error);
+}
+
+cs_error_t votequorum_trackstop (
+	votequorum_handle_t handle)
+{
+	cs_error_t error;
+	struct votequorum_inst *votequorum_inst;
+	struct iovec iov;
+	struct req_lib_votequorum_general req_lib_votequorum_general;
+	struct res_lib_votequorum_status res_lib_votequorum_status;
+
+	error = hdb_error_to_cs(hdb_handle_get (&votequorum_handle_t_db, handle, (void *)&votequorum_inst));
+	if (error != CS_OK) {
+		return (error);
+	}
+
+	req_lib_votequorum_general.header.size = sizeof (struct req_lib_votequorum_general);
+	req_lib_votequorum_general.header.id = MESSAGE_REQ_VOTEQUORUM_TRACKSTOP;
+
+	iov.iov_base = (char *)&req_lib_votequorum_general;
+	iov.iov_len = sizeof (struct req_lib_votequorum_general);
+
+        error = qb_to_cs_error(qb_ipcc_sendv_recv (
+		votequorum_inst->c,
+		&iov,
+		1,
+                &res_lib_votequorum_status,
+		sizeof (struct res_lib_votequorum_status), CS_IPC_TIMEOUT_MS));
+
+	if (error != CS_OK) {
+		goto error_exit;
+	}
+
+	error = res_lib_votequorum_status.header.error;
+
+error_exit:
+	hdb_handle_put (&votequorum_handle_t_db, handle);
+
+	return (error);
+}
+
+
+cs_error_t votequorum_context_get (
+	votequorum_handle_t handle,
+	void **context)
+{
+	cs_error_t error;
+	struct votequorum_inst *votequorum_inst;
+
+	error = hdb_error_to_cs(hdb_handle_get (&votequorum_handle_t_db, handle, (void *)&votequorum_inst));
+	if (error != CS_OK) {
+		return (error);
+	}
+
+	*context = votequorum_inst->context;
+
+	hdb_handle_put (&votequorum_handle_t_db, handle);
+
+	return (CS_OK);
+}
+
+cs_error_t votequorum_context_set (
+	votequorum_handle_t handle,
+	void *context)
+{
+	cs_error_t error;
+	struct votequorum_inst *votequorum_inst;
+
+	error = hdb_error_to_cs(hdb_handle_get (&votequorum_handle_t_db, handle, (void *)&votequorum_inst));
+	if (error != CS_OK) {
+		return (error);
+	}
+
+	votequorum_inst->context = context;
+
+	hdb_handle_put (&votequorum_handle_t_db, handle);
+
+	return (CS_OK);
+}
+
+
+cs_error_t votequorum_fd_get (
+        votequorum_handle_t handle,
+        int *fd)
+{
+	cs_error_t error;
+        struct votequorum_inst *votequorum_inst;
+
+        error = hdb_error_to_cs(hdb_handle_get (&votequorum_handle_t_db, handle, (void *)&votequorum_inst));
+        if (error != CS_OK) {
+                return (error);
+        }
+
+	error = qb_to_cs_error(qb_ipcc_fd_get (votequorum_inst->c, fd));
+
+	(void)hdb_handle_put (&votequorum_handle_t_db, handle);
+
+	return (error);
+}
+
+cs_error_t votequorum_dispatch (
+	votequorum_handle_t handle,
+	cs_dispatch_flags_t dispatch_types)
+{
+	int timeout = -1;
+	cs_error_t error;
+	int cont = 1; /* always continue do loop except when set to 0 */
+	struct votequorum_inst *votequorum_inst;
+	votequorum_callbacks_t callbacks;
+	struct qb_ipc_response_header *dispatch_data;
+	struct res_lib_votequorum_quorum_notification *res_lib_votequorum_quorum_notification;
+	struct res_lib_votequorum_nodelist_notification *res_lib_votequorum_nodelist_notification;
+	struct res_lib_votequorum_expectedvotes_notification *res_lib_votequorum_expectedvotes_notification;
+	char dispatch_buf[IPC_DISPATCH_SIZE];
+	votequorum_ring_id_t ring_id;
+
+	if (dispatch_types != CS_DISPATCH_ONE &&
+		dispatch_types != CS_DISPATCH_ALL &&
+		dispatch_types != CS_DISPATCH_BLOCKING &&
+		dispatch_types != CS_DISPATCH_ONE_NONBLOCKING) {
+
+		return (CS_ERR_INVALID_PARAM);
+	}
+
+	error = hdb_error_to_cs(hdb_handle_get (&votequorum_handle_t_db, handle,
+		(void *)&votequorum_inst));
+	if (error != CS_OK) {
+		return (error);
+	}
+
+	/*
+	 * Timeout instantly for CS_DISPATCH_ONE_NONBLOCKING or CS_DISPATCH_ALL and
+	 * wait indefinately for CS_DISPATCH_ONE or CS_DISPATCH_BLOCKING
+	 */
+	if (dispatch_types == CS_DISPATCH_ALL || dispatch_types == CS_DISPATCH_ONE_NONBLOCKING) {
+		timeout = 0;
+	}
+
+	dispatch_data = (struct qb_ipc_response_header *)dispatch_buf;
+	do {
+		error = qb_to_cs_error (qb_ipcc_event_recv (
+			votequorum_inst->c,
+			dispatch_buf,
+			IPC_DISPATCH_SIZE,
+			timeout));
+		if (error == CS_ERR_BAD_HANDLE) {
+			error = CS_OK;
+			goto error_put;
+		}
+		if (error == CS_ERR_TRY_AGAIN) {
+			if (dispatch_types == CS_DISPATCH_ONE_NONBLOCKING) {
+				/*
+				 * Don't mask error
+				 */
+				goto error_put;
+			}
+			error = CS_OK;
+			if (dispatch_types == CS_DISPATCH_ALL) {
+				break; /* exit do while cont is 1 loop */
+			} else {
+				continue; /* next poll */
+			}
+		}
+		if (error != CS_OK) {
+			goto error_put;
+		}
+
+		/*
+		 * Make copy of callbacks, message data, unlock instance, and call callback
+		 * A risk of this dispatch method is that the callback routines may
+		 * operate at the same time that votequorum_finalize has been called in another thread.
+		 */
+		memcpy (&callbacks, &votequorum_inst->callbacks, sizeof (votequorum_callbacks_t));
+
+		/*
+		 * Dispatch incoming message
+		 */
+		switch (dispatch_data->id) {
+
+		case MESSAGE_RES_VOTEQUORUM_QUORUM_NOTIFICATION:
+			if (callbacks.votequorum_quorum_notify_fn == NULL) {
+				break;
+			}
+			res_lib_votequorum_quorum_notification = (struct res_lib_votequorum_quorum_notification *)dispatch_data;
+
+			callbacks.votequorum_quorum_notify_fn ( handle,
+								res_lib_votequorum_quorum_notification->context,
+								res_lib_votequorum_quorum_notification->quorate,
+								res_lib_votequorum_quorum_notification->node_list_entries,
+								(votequorum_node_t *)res_lib_votequorum_quorum_notification->node_list );
+			break;
+
+		case MESSAGE_RES_VOTEQUORUM_NODELIST_NOTIFICATION:
+			if (callbacks.votequorum_nodelist_notify_fn == NULL) {
+				break;
+			}
+			res_lib_votequorum_nodelist_notification = (struct res_lib_votequorum_nodelist_notification *)dispatch_data;
+			marshall_from_mar_votequorum_ring_id (&ring_id, &res_lib_votequorum_nodelist_notification->ring_id);
+
+			callbacks.votequorum_nodelist_notify_fn ( handle,
+								  res_lib_votequorum_nodelist_notification->context,
+								  ring_id,
+								  res_lib_votequorum_nodelist_notification->node_list_entries,
+								  res_lib_votequorum_nodelist_notification->node_list );
+			break;
+
+		case MESSAGE_RES_VOTEQUORUM_EXPECTEDVOTES_NOTIFICATION:
+			if (callbacks.votequorum_expectedvotes_notify_fn == NULL) {
+				break;
+			}
+			res_lib_votequorum_expectedvotes_notification = (struct res_lib_votequorum_expectedvotes_notification *)dispatch_data;
+
+			callbacks.votequorum_expectedvotes_notify_fn ( handle,
+								       res_lib_votequorum_expectedvotes_notification->context,
+								       res_lib_votequorum_expectedvotes_notification->expected_votes);
+			break;
+
+		default:
+			error = CS_ERR_LIBRARY;
+			goto error_put;
+			break;
+		}
+		if (votequorum_inst->finalize) {
+			/*
+			 * If the finalize has been called then get out of the dispatch.
+			 */
+			error = CS_ERR_BAD_HANDLE;
+			goto error_put;
+		}
+
+		/*
+		 * Determine if more messages should be processed
+		 */
+		if (dispatch_types == CS_DISPATCH_ONE || dispatch_types == CS_DISPATCH_ONE_NONBLOCKING) {
+			cont = 0;
+		}
+	} while (cont);
+
+
+error_put:
+	hdb_handle_put (&votequorum_handle_t_db, handle);
+	return (error);
+}
+
+cs_error_t votequorum_qdevice_register (
+	votequorum_handle_t handle,
+	const char *name)
+{
+	cs_error_t error;
+	struct votequorum_inst *votequorum_inst;
+	struct iovec iov;
+	struct req_lib_votequorum_qdevice_register req_lib_votequorum_qdevice_register;
+	struct res_lib_votequorum_status res_lib_votequorum_status;
+
+	if ((strlen(name) == 0) ||
+	    (strlen(name) >= VOTEQUORUM_QDEVICE_MAX_NAME_LEN)) {
+		return CS_ERR_INVALID_PARAM;
+	}
+
+	error = hdb_error_to_cs(hdb_handle_get (&votequorum_handle_t_db, handle, (void *)&votequorum_inst));
+	if (error != CS_OK) {
+		return (error);
+	}
+
+
+	req_lib_votequorum_qdevice_register.header.size = sizeof (struct req_lib_votequorum_qdevice_register);
+	req_lib_votequorum_qdevice_register.header.id = MESSAGE_REQ_VOTEQUORUM_QDEVICE_REGISTER;
+	strcpy(req_lib_votequorum_qdevice_register.name, name);
+
+	iov.iov_base = (char *)&req_lib_votequorum_qdevice_register;
+	iov.iov_len = sizeof (struct req_lib_votequorum_qdevice_register);
+
+        error = qb_to_cs_error(qb_ipcc_sendv_recv (
+		votequorum_inst->c,
+		&iov,
+		1,
+                &res_lib_votequorum_status,
+		sizeof (struct res_lib_votequorum_status), CS_IPC_TIMEOUT_MS));
+
+	if (error != CS_OK) {
+		goto error_exit;
+	}
+
+	error = res_lib_votequorum_status.header.error;
+
+error_exit:
+	hdb_handle_put (&votequorum_handle_t_db, handle);
+
+	return (error);
+}
+
+cs_error_t votequorum_qdevice_poll (
+	votequorum_handle_t handle,
+	const char *name,
+	unsigned int cast_vote,
+	votequorum_ring_id_t ring_id)
+{
+	cs_error_t error;
+	struct votequorum_inst *votequorum_inst;
+	struct iovec iov;
+	struct req_lib_votequorum_qdevice_poll req_lib_votequorum_qdevice_poll;
+	struct res_lib_votequorum_status res_lib_votequorum_status;
+
+	if ((strlen(name) == 0) ||
+	    (strlen(name) >= VOTEQUORUM_QDEVICE_MAX_NAME_LEN)) {
+		return CS_ERR_INVALID_PARAM;
+	}
+
+	error = hdb_error_to_cs(hdb_handle_get (&votequorum_handle_t_db, handle, (void *)&votequorum_inst));
+	if (error != CS_OK) {
+		return (error);
+	}
+
+	req_lib_votequorum_qdevice_poll.header.size = sizeof (struct req_lib_votequorum_qdevice_poll);
+	req_lib_votequorum_qdevice_poll.header.id = MESSAGE_REQ_VOTEQUORUM_QDEVICE_POLL;
+	strcpy(req_lib_votequorum_qdevice_poll.name, name);
+	req_lib_votequorum_qdevice_poll.cast_vote = cast_vote;
+	marshall_to_mar_votequorum_ring_id(&req_lib_votequorum_qdevice_poll.ring_id, &ring_id);
+
+	iov.iov_base = (char *)&req_lib_votequorum_qdevice_poll;
+	iov.iov_len = sizeof (struct req_lib_votequorum_qdevice_poll);
+
+        error = qb_to_cs_error(qb_ipcc_sendv_recv (
+		votequorum_inst->c,
+		&iov,
+		1,
+                &res_lib_votequorum_status,
+		sizeof (struct res_lib_votequorum_status), CS_IPC_TIMEOUT_MS));
+
+	if (error != CS_OK) {
+		goto error_exit;
+	}
+
+	error = res_lib_votequorum_status.header.error;
+
+error_exit:
+	hdb_handle_put (&votequorum_handle_t_db, handle);
+
+	return (error);
+}
+
+cs_error_t votequorum_qdevice_master_wins (
+	votequorum_handle_t handle,
+	const char *name,
+	unsigned int allow)
+{
+	cs_error_t error;
+	struct votequorum_inst *votequorum_inst;
+	struct iovec iov;
+	struct req_lib_votequorum_qdevice_master_wins req_lib_votequorum_qdevice_master_wins;
+	struct res_lib_votequorum_status res_lib_votequorum_status;
+
+	if ((strlen(name) == 0) ||
+	    (strlen(name) >= VOTEQUORUM_QDEVICE_MAX_NAME_LEN)) {
+		return CS_ERR_INVALID_PARAM;
+	}
+
+	error = hdb_error_to_cs(hdb_handle_get (&votequorum_handle_t_db, handle, (void *)&votequorum_inst));
+	if (error != CS_OK) {
+		return (error);
+	}
+
+	req_lib_votequorum_qdevice_master_wins.header.size = sizeof (struct req_lib_votequorum_qdevice_master_wins);
+	req_lib_votequorum_qdevice_master_wins.header.id = MESSAGE_REQ_VOTEQUORUM_QDEVICE_MASTER_WINS;
+	strcpy(req_lib_votequorum_qdevice_master_wins.name, name);
+	req_lib_votequorum_qdevice_master_wins.allow = allow;
+
+	iov.iov_base = (char *)&req_lib_votequorum_qdevice_master_wins;
+	iov.iov_len = sizeof (struct req_lib_votequorum_qdevice_master_wins);
+
+	error = qb_to_cs_error(qb_ipcc_sendv_recv (
+		votequorum_inst->c,
+		&iov,
+		1,
+		&res_lib_votequorum_status,
+		sizeof (struct res_lib_votequorum_status), CS_IPC_TIMEOUT_MS));
+
+	if (error != CS_OK) {
+		goto error_exit;
+	}
+
+	error = res_lib_votequorum_status.header.error;
+
+error_exit:
+	hdb_handle_put (&votequorum_handle_t_db, handle);
+
+	return (error);
+}
+
+cs_error_t votequorum_qdevice_update (
+	votequorum_handle_t handle,
+	const char *oldname,
+	const char *newname)
+{
+	cs_error_t error;
+	struct votequorum_inst *votequorum_inst;
+	struct iovec iov;
+	struct req_lib_votequorum_qdevice_update req_lib_votequorum_qdevice_update;
+	struct res_lib_votequorum_status res_lib_votequorum_status;
+
+	if ((strlen(oldname) == 0) ||
+	    (strlen(oldname) >= VOTEQUORUM_QDEVICE_MAX_NAME_LEN) ||
+	    (strlen(newname) == 0) ||
+	    (strlen(newname) >= VOTEQUORUM_QDEVICE_MAX_NAME_LEN)) {
+		return CS_ERR_INVALID_PARAM;
+	}
+
+	error = hdb_error_to_cs(hdb_handle_get (&votequorum_handle_t_db, handle, (void *)&votequorum_inst));
+	if (error != CS_OK) {
+		return (error);
+	}
+
+	req_lib_votequorum_qdevice_update.header.size = sizeof (struct req_lib_votequorum_qdevice_update);
+	req_lib_votequorum_qdevice_update.header.id = MESSAGE_REQ_VOTEQUORUM_QDEVICE_UPDATE;
+	strcpy(req_lib_votequorum_qdevice_update.oldname, oldname);
+	strcpy(req_lib_votequorum_qdevice_update.newname, newname);
+
+	iov.iov_base = (char *)&req_lib_votequorum_qdevice_update;
+	iov.iov_len = sizeof (struct req_lib_votequorum_qdevice_update);
+
+        error = qb_to_cs_error(qb_ipcc_sendv_recv (
+		votequorum_inst->c,
+		&iov,
+		1,
+                &res_lib_votequorum_status,
+		sizeof (struct res_lib_votequorum_status), CS_IPC_TIMEOUT_MS));
+
+	if (error != CS_OK) {
+		goto error_exit;
+	}
+
+	error = res_lib_votequorum_status.header.error;
+
+error_exit:
+	hdb_handle_put (&votequorum_handle_t_db, handle);
+
+	return (error);
+}
+
+cs_error_t votequorum_qdevice_unregister (
+	votequorum_handle_t handle,
+	const char *name)
+{
+	cs_error_t error;
+	struct votequorum_inst *votequorum_inst;
+	struct iovec iov;
+	struct req_lib_votequorum_qdevice_unregister req_lib_votequorum_qdevice_unregister;
+	struct res_lib_votequorum_status res_lib_votequorum_status;
+
+	if ((strlen(name) == 0) ||
+	    (strlen(name) >= VOTEQUORUM_QDEVICE_MAX_NAME_LEN)) {
+		return CS_ERR_INVALID_PARAM;
+	}
+
+	error = hdb_error_to_cs(hdb_handle_get (&votequorum_handle_t_db, handle, (void *)&votequorum_inst));
+	if (error != CS_OK) {
+		return (error);
+	}
+
+	req_lib_votequorum_qdevice_unregister.header.size = sizeof (struct req_lib_votequorum_qdevice_unregister);
+	req_lib_votequorum_qdevice_unregister.header.id = MESSAGE_REQ_VOTEQUORUM_QDEVICE_UNREGISTER;
+	strcpy(req_lib_votequorum_qdevice_unregister.name, name);
+
+	iov.iov_base = (char *)&req_lib_votequorum_qdevice_unregister;
+	iov.iov_len = sizeof (struct req_lib_votequorum_qdevice_unregister);
+
+        error = qb_to_cs_error(qb_ipcc_sendv_recv (
+		votequorum_inst->c,
+		&iov,
+		1,
+                &res_lib_votequorum_status,
+		sizeof (struct res_lib_votequorum_status), CS_IPC_TIMEOUT_MS));
+
+	if (error != CS_OK) {
+		goto error_exit;
+	}
+
+	error = res_lib_votequorum_status.header.error;
+
+error_exit:
+	hdb_handle_put (&votequorum_handle_t_db, handle);
+
+	return (error);
+}