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author | Ashlee Young <ashlee@onosfw.com> | 2015-09-09 22:21:41 -0700 |
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committer | Ashlee Young <ashlee@onosfw.com> | 2015-09-09 22:21:41 -0700 |
commit | 8879b125d26e8db1a5633de5a9c692eb2d1c4f83 (patch) | |
tree | c7259d85a991b83dfa85ab2e339360669fc1f58e /framework/src/suricata/src/threads.c | |
parent | 13d05bc8458758ee39cb829098241e89616717ee (diff) |
suricata checkin based on commit id a4bce14770beee46a537eda3c3f6e8e8565d5d0a
Change-Id: I9a214fa0ee95e58fc640e50bd604dac7f42db48f
Diffstat (limited to 'framework/src/suricata/src/threads.c')
-rw-r--r-- | framework/src/suricata/src/threads.c | 151 |
1 files changed, 151 insertions, 0 deletions
diff --git a/framework/src/suricata/src/threads.c b/framework/src/suricata/src/threads.c new file mode 100644 index 00000000..6e585825 --- /dev/null +++ b/framework/src/suricata/src/threads.c @@ -0,0 +1,151 @@ +/* Copyright (C) 2007-2010 Open Information Security Foundation + * + * You can copy, redistribute or modify this Program under the terms of + * the GNU General Public License version 2 as published by the Free + * Software Foundation. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * version 2 along with this program; if not, write to the Free Software + * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA + * 02110-1301, USA. + */ + +/** + * \file + * + * \author Victor Julien <victor@inliniac.net> + * \author Pablo Rincon Crespo <pablo.rincon.crespo@gmail.com> + * + * This file now only contains unit tests see macros in threads.h + */ + +#include "suricata-common.h" +#include "util-unittest.h" +#include "debug.h" +#include "util-debug.h" +#include "threads.h" + +#ifdef UNITTESTS /* UNIT TESTS */ + +/** + * \brief Test Mutex macros + */ +int ThreadMacrosTest01Mutex(void) +{ + SCMutex mut; + int r = 0; + r |= SCMutexInit(&mut, NULL); + r |= SCMutexLock(&mut); + r |= (SCMutexTrylock(&mut) == EBUSY)? 0 : 1; + r |= SCMutexUnlock(&mut); + r |= SCMutexDestroy(&mut); + + return (r == 0)? 1 : 0; +} + +/** + * \brief Test Spinlock Macros + * + * Valgrind's DRD tool (valgrind-3.5.0-Debian) reports: + * + * ==31156== Recursive locking not allowed: mutex 0x7fefff97c, recursion count 1, owner 1. + * ==31156== at 0x4C2C77E: pthread_spin_trylock (drd_pthread_intercepts.c:829) + * ==31156== by 0x40EB3E: ThreadMacrosTest02Spinlocks (threads.c:40) + * ==31156== by 0x532E8A: UtRunTests (util-unittest.c:182) + * ==31156== by 0x4065C3: main (suricata.c:789) + * + * To me this is a false positve, as the whole point of "trylock" is to see + * if a spinlock is actually locked. + * + */ +int ThreadMacrosTest02Spinlocks(void) +{ + SCSpinlock mut; + int r = 0; + r |= SCSpinInit(&mut, 0); + r |= SCSpinLock(&mut); +#ifndef __OpenBSD__ + r |= (SCSpinTrylock(&mut) == EBUSY)? 0 : 1; +#else + r |= (SCSpinTrylock(&mut) == EDEADLK)? 0 : 1; +#endif + r |= SCSpinUnlock(&mut); + r |= SCSpinDestroy(&mut); + + return (r == 0)? 1 : 0; +} + +/** + * \brief Test RWLock macros + */ +int ThreadMacrosTest03RWLocks(void) +{ + SCRWLock rwl_write; + int r = 0; + r |= SCRWLockInit(&rwl_write, NULL); + r |= SCRWLockWRLock(&rwl_write); +/* work around OS X 10.10 Yosemite returning EDEADLK. All other + * OS' (and versions of OS X that I tested) seem to return EBUSY + * instead. */ +#if __ENVIRONMENT_MAC_OS_X_VERSION_MIN_REQUIRED__==101000 + r |= (SCRWLockTryWRLock(&rwl_write) == EDEADLK)? 0 : 1; +#else + r |= (SCRWLockTryWRLock(&rwl_write) == EBUSY)? 0 : 1; +#endif + r |= SCRWLockUnlock(&rwl_write); + r |= SCRWLockDestroy(&rwl_write); + + return (r == 0)? 1 : 0; +} + +/** + * \brief Test RWLock macros + */ +int ThreadMacrosTest04RWLocks(void) +{ + SCRWLock rwl_read; + int r = 0; + r |= SCRWLockInit(&rwl_read, NULL); + r |= SCRWLockRDLock(&rwl_read); + r |= (SCRWLockTryWRLock(&rwl_read) == EBUSY)? 0 : 1; + r |= SCRWLockUnlock(&rwl_read); + r |= SCRWLockDestroy(&rwl_read); + + return (r == 0)? 1 : 0; +} + +/** + * \brief Test RWLock macros + */ +int ThreadMacrosTest05RWLocks(void) +{ + SCRWLock rwl_read; + int r = 0; + r |= SCRWLockInit(&rwl_read, NULL); + r |= SCRWLockWRLock(&rwl_read); + r |= (SCRWLockTryRDLock(&rwl_read) == EBUSY)? 0 : 1; + r |= SCRWLockUnlock(&rwl_read); + r |= SCRWLockDestroy(&rwl_read); + + return (r == 0)? 1 : 0; +} + +#endif /* UNIT TESTS */ + +/** + * \brief this function registers unit tests for DetectId + */ +void ThreadMacrosRegisterTests(void) +{ +#ifdef UNITTESTS /* UNIT TESTS */ + UtRegisterTest("ThreadMacrosTest01Mutex", ThreadMacrosTest01Mutex, 1); + UtRegisterTest("ThreadMacrosTest02Spinlocks", ThreadMacrosTest02Spinlocks, 1); + UtRegisterTest("ThreadMacrosTest03RWLocks", ThreadMacrosTest03RWLocks, 1); + UtRegisterTest("ThreadMacrosTest04RWLocks", ThreadMacrosTest04RWLocks, 1); +#endif /* UNIT TESTS */ +} |