Adding upstream version 3.1.8.upstream/3.1.8upstream

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

1 files changed, 1119 insertions, 0 deletions

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);
+}