summaryrefslogtreecommitdiffstats
path: root/lib/isc/pthreads/include
diff options
context:
space:
mode:
Diffstat (limited to 'lib/isc/pthreads/include')
-rw-r--r--lib/isc/pthreads/include/Makefile.in17
-rw-r--r--lib/isc/pthreads/include/isc/Makefile.in34
-rw-r--r--lib/isc/pthreads/include/isc/condition.h58
-rw-r--r--lib/isc/pthreads/include/isc/mutex.h138
-rw-r--r--lib/isc/pthreads/include/isc/once.h43
-rw-r--r--lib/isc/pthreads/include/isc/thread.h63
6 files changed, 353 insertions, 0 deletions
diff --git a/lib/isc/pthreads/include/Makefile.in b/lib/isc/pthreads/include/Makefile.in
new file mode 100644
index 0000000..d33c0fc
--- /dev/null
+++ b/lib/isc/pthreads/include/Makefile.in
@@ -0,0 +1,17 @@
+# Copyright (C) Internet Systems Consortium, Inc. ("ISC")
+#
+# This Source Code Form is subject to the terms of the Mozilla Public
+# License, v. 2.0. If a copy of the MPL was not distributed with this
+# file, You can obtain one at http://mozilla.org/MPL/2.0/.
+#
+# See the COPYRIGHT file distributed with this work for additional
+# information regarding copyright ownership.
+
+srcdir = @srcdir@
+VPATH = @srcdir@
+top_srcdir = @top_srcdir@
+
+SUBDIRS = isc
+TARGETS =
+
+@BIND9_MAKE_RULES@
diff --git a/lib/isc/pthreads/include/isc/Makefile.in b/lib/isc/pthreads/include/isc/Makefile.in
new file mode 100644
index 0000000..185534f
--- /dev/null
+++ b/lib/isc/pthreads/include/isc/Makefile.in
@@ -0,0 +1,34 @@
+# Copyright (C) Internet Systems Consortium, Inc. ("ISC")
+#
+# This Source Code Form is subject to the terms of the Mozilla Public
+# License, v. 2.0. If a copy of the MPL was not distributed with this
+# file, You can obtain one at http://mozilla.org/MPL/2.0/.
+#
+# See the COPYRIGHT file distributed with this work for additional
+# information regarding copyright ownership.
+
+srcdir = @srcdir@
+VPATH = @srcdir@
+top_srcdir = @top_srcdir@
+
+VERSION=@BIND9_VERSION@
+
+HEADERS = condition.h mutex.h once.h thread.h
+
+SUBDIRS =
+TARGETS =
+
+@BIND9_MAKE_RULES@
+
+installdirs:
+ $(SHELL) ${top_srcdir}/mkinstalldirs ${DESTDIR}${includedir}/isc
+
+install:: installdirs
+ for i in ${HEADERS}; do \
+ ${INSTALL_DATA} $(srcdir)/$$i ${DESTDIR}${includedir}/isc || exit 1; \
+ done
+
+uninstall::
+ for i in ${HEADERS}; do \
+ rm -f ${DESTDIR}${includedir}/isc/$$i || exit 1; \
+ done
diff --git a/lib/isc/pthreads/include/isc/condition.h b/lib/isc/pthreads/include/isc/condition.h
new file mode 100644
index 0000000..28338c7
--- /dev/null
+++ b/lib/isc/pthreads/include/isc/condition.h
@@ -0,0 +1,58 @@
+/*
+ * Copyright (C) Internet Systems Consortium, Inc. ("ISC")
+ *
+ * This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at http://mozilla.org/MPL/2.0/.
+ *
+ * See the COPYRIGHT file distributed with this work for additional
+ * information regarding copyright ownership.
+ */
+
+
+#ifndef ISC_CONDITION_H
+#define ISC_CONDITION_H 1
+
+/*! \file */
+
+#include <isc/lang.h>
+#include <isc/mutex.h>
+#include <isc/result.h>
+#include <isc/types.h>
+
+typedef pthread_cond_t isc_condition_t;
+
+#define isc_condition_init(cp) \
+ ((pthread_cond_init((cp), NULL) == 0) ? \
+ ISC_R_SUCCESS : ISC_R_UNEXPECTED)
+
+#if ISC_MUTEX_PROFILE
+#define isc_condition_wait(cp, mp) \
+ ((pthread_cond_wait((cp), &((mp)->mutex)) == 0) ? \
+ ISC_R_SUCCESS : ISC_R_UNEXPECTED)
+#else
+#define isc_condition_wait(cp, mp) \
+ ((pthread_cond_wait((cp), (mp)) == 0) ? \
+ ISC_R_SUCCESS : ISC_R_UNEXPECTED)
+#endif
+
+#define isc_condition_signal(cp) \
+ ((pthread_cond_signal((cp)) == 0) ? \
+ ISC_R_SUCCESS : ISC_R_UNEXPECTED)
+
+#define isc_condition_broadcast(cp) \
+ ((pthread_cond_broadcast((cp)) == 0) ? \
+ ISC_R_SUCCESS : ISC_R_UNEXPECTED)
+
+#define isc_condition_destroy(cp) \
+ ((pthread_cond_destroy((cp)) == 0) ? \
+ ISC_R_SUCCESS : ISC_R_UNEXPECTED)
+
+ISC_LANG_BEGINDECLS
+
+isc_result_t
+isc_condition_waituntil(isc_condition_t *, isc_mutex_t *, isc_time_t *);
+
+ISC_LANG_ENDDECLS
+
+#endif /* ISC_CONDITION_H */
diff --git a/lib/isc/pthreads/include/isc/mutex.h b/lib/isc/pthreads/include/isc/mutex.h
new file mode 100644
index 0000000..6c34a69
--- /dev/null
+++ b/lib/isc/pthreads/include/isc/mutex.h
@@ -0,0 +1,138 @@
+/*
+ * Copyright (C) Internet Systems Consortium, Inc. ("ISC")
+ *
+ * This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at http://mozilla.org/MPL/2.0/.
+ *
+ * See the COPYRIGHT file distributed with this work for additional
+ * information regarding copyright ownership.
+ */
+
+
+#ifndef ISC_MUTEX_H
+#define ISC_MUTEX_H 1
+
+/*! \file */
+
+#include <pthread.h>
+#include <stdio.h>
+
+#include <isc/lang.h>
+#include <isc/result.h> /* for ISC_R_ codes */
+
+ISC_LANG_BEGINDECLS
+
+/*!
+ * Supply mutex attributes that enable deadlock detection
+ * (helpful when debugging). This is system dependent and
+ * currently only supported on NetBSD.
+ */
+#if ISC_MUTEX_DEBUG && defined(__NetBSD__) && defined(PTHREAD_MUTEX_ERRORCHECK)
+extern pthread_mutexattr_t isc__mutex_attrs;
+#define ISC__MUTEX_ATTRS &isc__mutex_attrs
+#else
+#define ISC__MUTEX_ATTRS NULL
+#endif
+
+/* XXX We could do fancier error handling... */
+
+/*!
+ * Define ISC_MUTEX_PROFILE to turn on profiling of mutexes by line. When
+ * enabled, isc_mutex_stats() can be used to print a table showing the
+ * number of times each type of mutex was locked and the amount of time
+ * waiting to obtain the lock.
+ */
+#ifndef ISC_MUTEX_PROFILE
+#define ISC_MUTEX_PROFILE 0
+#endif
+
+#if ISC_MUTEX_PROFILE
+typedef struct isc_mutexstats isc_mutexstats_t;
+
+typedef struct {
+ pthread_mutex_t mutex; /*%< The actual mutex. */
+ isc_mutexstats_t * stats; /*%< Mutex statistics. */
+} isc_mutex_t;
+#else
+typedef pthread_mutex_t isc_mutex_t;
+#endif
+
+
+#if ISC_MUTEX_PROFILE
+#define isc_mutex_init(mp) \
+ isc_mutex_init_profile((mp), __FILE__, __LINE__)
+#else
+#if ISC_MUTEX_DEBUG && defined(PTHREAD_MUTEX_ERRORCHECK)
+#define isc_mutex_init(mp) \
+ isc_mutex_init_errcheck((mp))
+#else
+#define isc_mutex_init(mp) \
+ isc__mutex_init((mp), __FILE__, __LINE__)
+isc_result_t isc__mutex_init(isc_mutex_t *mp, const char *file, unsigned int line);
+#endif
+#endif
+
+#if ISC_MUTEX_PROFILE
+#define isc_mutex_lock(mp) \
+ isc_mutex_lock_profile((mp), __FILE__, __LINE__)
+#else
+#define isc_mutex_lock(mp) \
+ ((pthread_mutex_lock((mp)) == 0) ? \
+ ISC_R_SUCCESS : ISC_R_UNEXPECTED)
+#endif
+
+#if ISC_MUTEX_PROFILE
+#define isc_mutex_unlock(mp) \
+ isc_mutex_unlock_profile((mp), __FILE__, __LINE__)
+#else
+#define isc_mutex_unlock(mp) \
+ ((pthread_mutex_unlock((mp)) == 0) ? \
+ ISC_R_SUCCESS : ISC_R_UNEXPECTED)
+#endif
+
+#if ISC_MUTEX_PROFILE
+#define isc_mutex_trylock(mp) \
+ ((pthread_mutex_trylock((&(mp)->mutex)) == 0) ? \
+ ISC_R_SUCCESS : ISC_R_LOCKBUSY)
+#else
+#define isc_mutex_trylock(mp) \
+ ((pthread_mutex_trylock((mp)) == 0) ? \
+ ISC_R_SUCCESS : ISC_R_LOCKBUSY)
+#endif
+
+#if ISC_MUTEX_PROFILE
+#define isc_mutex_destroy(mp) \
+ ((pthread_mutex_destroy((&(mp)->mutex)) == 0) ? \
+ ISC_R_SUCCESS : ISC_R_UNEXPECTED)
+#else
+#define isc_mutex_destroy(mp) \
+ ((pthread_mutex_destroy((mp)) == 0) ? \
+ ISC_R_SUCCESS : ISC_R_UNEXPECTED)
+#endif
+
+#if ISC_MUTEX_PROFILE
+#define isc_mutex_stats(fp) isc_mutex_statsprofile(fp);
+#else
+#define isc_mutex_stats(fp)
+#endif
+
+#if ISC_MUTEX_PROFILE
+
+isc_result_t
+isc_mutex_init_profile(isc_mutex_t *mp, const char * _file, int _line);
+isc_result_t
+isc_mutex_lock_profile(isc_mutex_t *mp, const char * _file, int _line);
+isc_result_t
+isc_mutex_unlock_profile(isc_mutex_t *mp, const char * _file, int _line);
+
+void
+isc_mutex_statsprofile(FILE *fp);
+
+isc_result_t
+isc_mutex_init_errcheck(isc_mutex_t *mp);
+
+#endif /* ISC_MUTEX_PROFILE */
+
+ISC_LANG_ENDDECLS
+#endif /* ISC_MUTEX_H */
diff --git a/lib/isc/pthreads/include/isc/once.h b/lib/isc/pthreads/include/isc/once.h
new file mode 100644
index 0000000..a0e9559
--- /dev/null
+++ b/lib/isc/pthreads/include/isc/once.h
@@ -0,0 +1,43 @@
+/*
+ * Copyright (C) Internet Systems Consortium, Inc. ("ISC")
+ *
+ * This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at http://mozilla.org/MPL/2.0/.
+ *
+ * See the COPYRIGHT file distributed with this work for additional
+ * information regarding copyright ownership.
+ */
+
+
+#ifndef ISC_ONCE_H
+#define ISC_ONCE_H 1
+
+/*! \file */
+
+#include <pthread.h>
+
+#include <isc/platform.h>
+#include <isc/result.h>
+
+typedef pthread_once_t isc_once_t;
+
+#ifdef ISC_PLATFORM_BRACEPTHREADONCEINIT
+/*!
+ * This accomodates systems that define PTHRAD_ONCE_INIT improperly.
+ */
+#define ISC_ONCE_INIT { PTHREAD_ONCE_INIT }
+#else
+/*!
+ * This is the usual case.
+ */
+#define ISC_ONCE_INIT PTHREAD_ONCE_INIT
+#endif
+
+/* XXX We could do fancier error handling... */
+
+#define isc_once_do(op, f) \
+ ((pthread_once((op), (f)) == 0) ? \
+ ISC_R_SUCCESS : ISC_R_UNEXPECTED)
+
+#endif /* ISC_ONCE_H */
diff --git a/lib/isc/pthreads/include/isc/thread.h b/lib/isc/pthreads/include/isc/thread.h
new file mode 100644
index 0000000..798af33
--- /dev/null
+++ b/lib/isc/pthreads/include/isc/thread.h
@@ -0,0 +1,63 @@
+/*
+ * Copyright (C) Internet Systems Consortium, Inc. ("ISC")
+ *
+ * This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at http://mozilla.org/MPL/2.0/.
+ *
+ * See the COPYRIGHT file distributed with this work for additional
+ * information regarding copyright ownership.
+ */
+
+
+#ifndef ISC_THREAD_H
+#define ISC_THREAD_H 1
+
+/*! \file */
+
+#include <pthread.h>
+
+#if defined(HAVE_PTHREAD_NP_H)
+#include <pthread_np.h>
+#endif
+
+#include <isc/lang.h>
+#include <isc/result.h>
+
+ISC_LANG_BEGINDECLS
+
+typedef pthread_t isc_thread_t;
+typedef void * isc_threadresult_t;
+typedef void * isc_threadarg_t;
+typedef isc_threadresult_t (*isc_threadfunc_t)(isc_threadarg_t);
+typedef pthread_key_t isc_thread_key_t;
+
+isc_result_t
+isc_thread_create(isc_threadfunc_t, isc_threadarg_t, isc_thread_t *);
+
+void
+isc_thread_setconcurrency(unsigned int level);
+
+void
+isc_thread_yield(void);
+
+void
+isc_thread_setname(isc_thread_t thread, const char *name);
+
+/* XXX We could do fancier error handling... */
+
+#define isc_thread_join(t, rp) \
+ ((pthread_join((t), (rp)) == 0) ? \
+ ISC_R_SUCCESS : ISC_R_UNEXPECTED)
+
+#define isc_thread_self \
+ (unsigned long)pthread_self
+
+#define isc_thread_key_create pthread_key_create
+#define isc_thread_key_getspecific pthread_getspecific
+#define isc_thread_key_setspecific pthread_setspecific
+#define isc_thread_key_delete pthread_key_delete
+
+ISC_LANG_ENDDECLS
+
+#endif /* ISC_THREAD_H */