| |
| /*--------------------------------------------------------------------*/ |
| /*--- Client-space code for drd. drd_intercepts.c ---*/ |
| /*--------------------------------------------------------------------*/ |
| |
| /* |
| This file is part of drd, a data race detector. |
| |
| Copyright (C) 2006-2008 Bart Van Assche |
| bart.vanassche@gmail.com |
| |
| This program is free software; you can redistribute it and/or |
| modify it under the terms of the GNU General Public License as |
| published by the Free Software Foundation; either version 2 of the |
| License, or (at your option) any later version. |
| |
| 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 |
| along with this program; if not, write to the Free Software |
| Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA |
| 02111-1307, USA. |
| |
| The GNU General Public License is contained in the file COPYING. |
| */ |
| |
| /* --------------------------------------------------------------------- |
| ALL THE CODE IN THIS FILE RUNS ON THE SIMULATED CPU. |
| |
| These functions are not called directly - they're the targets of code |
| redirection or load notifications (see pub_core_redir.h for info). |
| They're named weirdly so that the intercept code can find them when the |
| shared object is initially loaded. |
| |
| Note that this filename has the "drd_" prefix because it can appear |
| in stack traces, and the "drd_" makes it a little clearer that it |
| originates from Valgrind. |
| ------------------------------------------------------------------ */ |
| |
| // Make sure pthread_spinlock_t is available when compiling with older glibc |
| // versions (2.3 or before). |
| #ifndef _GNU_SOURCE |
| #define _GNU_SOURCE |
| #endif |
| |
| #include <assert.h> |
| #include <inttypes.h> // uintptr_t |
| #include <pthread.h> |
| #include <semaphore.h> |
| #include <stdio.h> |
| #include <stdlib.h> |
| #include <unistd.h> // confstr() |
| #include "config.h" |
| #include "drd_clientreq.h" |
| #include "pub_tool_redir.h" |
| |
| |
| // Defines. |
| |
| #define PTH_FUNC(ret_ty, f, args...) \ |
| ret_ty VG_WRAP_FUNCTION_ZZ(libpthreadZdsoZd0,f)(args); \ |
| ret_ty VG_WRAP_FUNCTION_ZZ(libpthreadZdsoZd0,f)(args) |
| |
| |
| /* Local data structures. */ |
| |
| typedef struct |
| { |
| void* (*start)(void*); |
| void* arg; |
| int detachstate; |
| #if 0 |
| pthread_mutex_t mutex; |
| pthread_cond_t cond; |
| #else |
| int wrapper_started; |
| #endif |
| } VgPosixThreadArgs; |
| |
| |
| /* Function declarations. */ |
| |
| static void init(void) __attribute__((constructor)); |
| static void check_threading_library(void); |
| static void vg_set_main_thread_state(void); |
| |
| |
| /* Function definitions. */ |
| |
| /** Shared library initialization function: the _init() function is called |
| * after dlopen() has loaded the shared library. This function must not |
| * be declared static. |
| */ |
| static void init(void) |
| { |
| check_threading_library(); |
| vg_set_main_thread_state(); |
| /* glibc up to and including version 2.7 triggers conflicting accesses */ |
| /* on stdout and stderr when sending output to one of these streams from */ |
| /* more than one thread. Suppress data race reports on these objects. */ |
| DRD_IGNORE_VAR(*stdout); |
| DRD_IGNORE_VAR(*stderr); |
| } |
| |
| static MutexT pthread_to_drd_mutex_type(const int kind) |
| { |
| switch (kind) |
| { |
| /* PTHREAD_MUTEX_RECURSIVE_NP */ |
| case PTHREAD_MUTEX_RECURSIVE: |
| return mutex_type_recursive_mutex; |
| /* PTHREAD_MUTEX_ERRORCHECK_NP */ |
| case PTHREAD_MUTEX_ERRORCHECK: |
| return mutex_type_errorcheck_mutex; |
| /* PTHREAD_MUTEX_TIMED_NP */ |
| /* PTHREAD_MUTEX_NORMAL */ |
| case PTHREAD_MUTEX_DEFAULT: |
| case PTHREAD_MUTEX_ADAPTIVE_NP: |
| return mutex_type_default_mutex; |
| } |
| return mutex_type_invalid_mutex; |
| } |
| |
| static MutexT mutex_type(pthread_mutex_t* mutex) |
| { |
| #if defined(HAVE_PTHREAD_MUTEX_T__M_KIND) |
| /* LinuxThreads. */ |
| const int kind = mutex->__m_kind; |
| #elif defined(HAVE_PTHREAD_MUTEX_T__DATA__KIND) |
| /* NPTL. */ |
| const int kind = mutex->__data.__kind; |
| #else |
| /* Another POSIX threads implementation. Regression tests will fail. */ |
| const int kind = PTHREAD_MUTEX_DEFAULT; |
| fprintf(stderr, |
| "Did not recognize your POSIX threads implementation. Giving up.\n"); |
| assert(0); |
| #endif |
| return pthread_to_drd_mutex_type(kind); |
| } |
| |
| static void vg_start_suppression(const void* const p, size_t const size) |
| { |
| int res; |
| VALGRIND_DO_CLIENT_REQUEST(res, 0, VG_USERREQ__DRD_START_SUPPRESSION, |
| p, size, 0, 0, 0); |
| } |
| |
| static void vg_set_joinable(const pthread_t tid, const int joinable) |
| { |
| int res; |
| assert(joinable == 0 || joinable == 1); |
| VALGRIND_DO_CLIENT_REQUEST(res, 0, VG_USERREQ__SET_JOINABLE, |
| tid, joinable, 0, 0, 0); |
| } |
| |
| static void* vg_thread_wrapper(void* arg) |
| { |
| int res; |
| |
| VALGRIND_DO_CLIENT_REQUEST(res, 0, VG_USERREQ__DRD_SUPPRESS_CURRENT_STACK, |
| 0, 0, 0, 0, 0); |
| |
| { |
| VgPosixThreadArgs* const arg_ptr = (VgPosixThreadArgs*)arg; |
| VgPosixThreadArgs const arg_copy = *arg_ptr; |
| void* result; |
| |
| #if 0 |
| pthread_mutex_lock(arg_ptr->mutex); |
| pthread_cond_signal(arg_ptr->cond); |
| pthread_mutex_unlock(arg_ptr->mutex); |
| #else |
| arg_ptr->wrapper_started = 1; |
| #endif |
| |
| VALGRIND_DO_CLIENT_REQUEST(res, -1, VG_USERREQ__SET_PTHREADID, |
| pthread_self(), 0, 0, 0, 0); |
| vg_set_joinable(pthread_self(), |
| arg_copy.detachstate == PTHREAD_CREATE_JOINABLE); |
| result = (arg_copy.start)(arg_copy.arg); |
| return result; |
| } |
| } |
| |
| /** Return 1 if LinuxThread has been detected, and 0 otherwise. */ |
| static int detected_linuxthreads(void) |
| { |
| #if defined(linux) |
| #if defined(_CS_GNU_LIBPTHREAD_VERSION) |
| /* Linux with a recent glibc. */ |
| char buffer[256]; |
| unsigned len; |
| len = confstr(_CS_GNU_LIBPTHREAD_VERSION, buffer, sizeof(buffer)); |
| assert(len <= sizeof(buffer)); |
| return len > 0 && buffer[0] == 'l'; |
| #else |
| /* Linux without _CS_GNU_LIBPTHREAD_VERSION: most likely LinuxThreads. */ |
| return 1; |
| #endif |
| #else |
| /* Another OS than Linux, hence no LinuxThreads. */ |
| return 0; |
| #endif |
| } |
| |
| /** Stop and print an error message in case a non-supported threading |
| * library (LinuxThreads) has been detected. |
| */ |
| static void check_threading_library(void) |
| { |
| if (detected_linuxthreads()) |
| { |
| if (getenv("LD_ASSUME_KERNEL")) |
| { |
| fprintf(stderr, |
| "Detected the LinuxThreads threading library. Sorry, but DRD only supports\n" |
| "the newer NPTL (Native POSIX Threads Library). Please try to rerun DRD\n" |
| "after having unset the environment variable LD_ASSUME_KERNEL. Giving up.\n" |
| ); |
| } |
| else |
| { |
| fprintf(stderr, |
| "Detected the LinuxThreads threading library. Sorry, but DRD only supports\n" |
| "the newer NPTL (Native POSIX Threads Library). Please try to rerun DRD\n" |
| "after having upgraded to a newer version of your Linux distribution.\n" |
| "Giving up.\n" |
| ); |
| } |
| abort(); |
| } |
| } |
| |
| static void vg_set_main_thread_state(void) |
| { |
| int res; |
| |
| VALGRIND_DO_CLIENT_REQUEST(res, -1, VG_USERREQ__DRD_SUPPRESS_CURRENT_STACK, |
| 0, 0, 0, 0, 0); |
| |
| // Make sure that DRD knows about the main thread's POSIX thread ID. |
| VALGRIND_DO_CLIENT_REQUEST(res, -1, VG_USERREQ__SET_PTHREADID, |
| pthread_self(), 0, 0, 0, 0); |
| |
| } |
| |
| // pthread_create |
| PTH_FUNC(int, pthreadZucreateZa, // pthread_create* |
| pthread_t *thread, const pthread_attr_t *attr, |
| void *(*start) (void *), void *arg) |
| { |
| int res; |
| int ret; |
| OrigFn fn; |
| VgPosixThreadArgs vgargs; |
| |
| VALGRIND_GET_ORIG_FN(fn); |
| |
| vg_start_suppression(&vgargs.wrapper_started, |
| sizeof(vgargs.wrapper_started)); |
| vgargs.start = start; |
| vgargs.arg = arg; |
| vgargs.wrapper_started = 0; |
| vgargs.detachstate = PTHREAD_CREATE_JOINABLE; |
| if (attr) |
| { |
| if (pthread_attr_getdetachstate(attr, &vgargs.detachstate) != 0) |
| { |
| assert(0); |
| } |
| } |
| assert(vgargs.detachstate == PTHREAD_CREATE_JOINABLE |
| || vgargs.detachstate == PTHREAD_CREATE_DETACHED); |
| #if 0 |
| pthread_mutex_init(&vgargs.mutex, 0); |
| pthread_cond_init(&vgargs.cond, 0); |
| pthread_mutex_lock(&vgargs.mutex); |
| #endif |
| /* Suppress NPTL-specific conflicts between creator and created thread. */ |
| VALGRIND_DO_CLIENT_REQUEST(res, -1, VG_USERREQ__DRD_STOP_RECORDING, |
| 0, 0, 0, 0, 0); |
| CALL_FN_W_WWWW(ret, fn, thread, attr, vg_thread_wrapper, &vgargs); |
| VALGRIND_DO_CLIENT_REQUEST(res, -1, VG_USERREQ__DRD_START_RECORDING, |
| 0, 0, 0, 0, 0); |
| #if 0 |
| pthread_cond_wait(&vgargs.cond, &vgargs.mutex); |
| pthread_mutex_unlock(&vgargs.mutex); |
| pthread_cond_destroy(&vgargs.cond); |
| pthread_mutex_destroy(&vgargs.mutex); |
| #else |
| // Yes, you see it correctly, busy waiting ... The problem is that |
| // POSIX threads functions cannot be called here -- the functions defined |
| // in this file (drd_intercepts.c) would be called instead of those in |
| // libpthread.so. This loop is necessary because vgargs is allocated on the |
| // stack, and the created thread reads it. |
| if (ret == 0) |
| { |
| while (! vgargs.wrapper_started) |
| { |
| sched_yield(); |
| } |
| } |
| #endif |
| return ret; |
| } |
| |
| // pthread_join |
| PTH_FUNC(int, pthreadZujoin, // pthread_join |
| pthread_t pt_joinee, void **thread_return) |
| { |
| int ret; |
| int res; |
| OrigFn fn; |
| |
| VALGRIND_GET_ORIG_FN(fn); |
| CALL_FN_W_WW(ret, fn, pt_joinee, thread_return); |
| if (ret == 0) |
| { |
| VALGRIND_DO_CLIENT_REQUEST(res, -1, VG_USERREQ__POST_THREAD_JOIN, |
| pt_joinee, 0, 0, 0, 0); |
| } |
| return ret; |
| } |
| |
| // pthread_detach |
| PTH_FUNC(int, pthreadZudetach, pthread_t pt_thread) |
| { |
| int ret; |
| OrigFn fn; |
| VALGRIND_GET_ORIG_FN(fn); |
| { |
| CALL_FN_W_W(ret, fn, pt_thread); |
| if (ret == 0) |
| { |
| vg_set_joinable(pt_thread, 0); |
| } |
| } |
| return ret; |
| } |
| |
| // pthread_mutex_init |
| PTH_FUNC(int, pthreadZumutexZuinit, |
| pthread_mutex_t *mutex, |
| const pthread_mutexattr_t* attr) |
| { |
| int ret; |
| int res; |
| OrigFn fn; |
| int mt; |
| VALGRIND_GET_ORIG_FN(fn); |
| mt = PTHREAD_MUTEX_DEFAULT; |
| if (attr) |
| pthread_mutexattr_gettype(attr, &mt); |
| VALGRIND_DO_CLIENT_REQUEST(res, -1, VG_USERREQ__PRE_MUTEX_INIT, |
| mutex, pthread_to_drd_mutex_type(mt), 0, 0, 0); |
| CALL_FN_W_WW(ret, fn, mutex, attr); |
| VALGRIND_DO_CLIENT_REQUEST(res, -1, VG_USERREQ__POST_MUTEX_INIT, |
| mutex, 0, 0, 0, 0); |
| return ret; |
| } |
| |
| // pthread_mutex_destroy |
| PTH_FUNC(int, pthreadZumutexZudestroy, |
| pthread_mutex_t *mutex) |
| { |
| int ret; |
| int res; |
| OrigFn fn; |
| VALGRIND_GET_ORIG_FN(fn); |
| VALGRIND_DO_CLIENT_REQUEST(res, -1, VG_USERREQ__PRE_MUTEX_DESTROY, |
| mutex, 0, 0, 0, 0); |
| CALL_FN_W_W(ret, fn, mutex); |
| VALGRIND_DO_CLIENT_REQUEST(res, -1, VG_USERREQ__POST_MUTEX_DESTROY, |
| mutex, mutex_type(mutex), 0, 0, 0); |
| return ret; |
| } |
| |
| // pthread_mutex_lock |
| PTH_FUNC(int, pthreadZumutexZulock, // pthread_mutex_lock |
| pthread_mutex_t *mutex) |
| { |
| int ret; |
| int res; |
| OrigFn fn; |
| VALGRIND_GET_ORIG_FN(fn); |
| VALGRIND_DO_CLIENT_REQUEST(res, 0, VG_USERREQ__PRE_MUTEX_LOCK, |
| mutex, mutex_type(mutex), 0, 0, 0); |
| CALL_FN_W_W(ret, fn, mutex); |
| VALGRIND_DO_CLIENT_REQUEST(res, 0, VG_USERREQ__POST_MUTEX_LOCK, |
| mutex, ret == 0, 0, 0, 0); |
| return ret; |
| } |
| |
| // pthread_mutex_trylock |
| PTH_FUNC(int, pthreadZumutexZutrylock, // pthread_mutex_trylock |
| pthread_mutex_t *mutex) |
| { |
| int ret; |
| int res; |
| OrigFn fn; |
| VALGRIND_GET_ORIG_FN(fn); |
| VALGRIND_DO_CLIENT_REQUEST(res, 0, VG_USERREQ__PRE_MUTEX_LOCK, |
| mutex, mutex_type(mutex), 1, 0, 0); |
| CALL_FN_W_W(ret, fn, mutex); |
| VALGRIND_DO_CLIENT_REQUEST(res, -1, VG_USERREQ__POST_MUTEX_LOCK, |
| mutex, ret == 0, 0, 0, 0); |
| return ret; |
| } |
| |
| // pthread_mutex_timedlock |
| PTH_FUNC(int, pthreadZumutexZutimedlock, // pthread_mutex_timedlock |
| pthread_mutex_t *mutex, |
| const struct timespec *abs_timeout) |
| { |
| int ret; |
| int res; |
| OrigFn fn; |
| VALGRIND_GET_ORIG_FN(fn); |
| VALGRIND_DO_CLIENT_REQUEST(res, 0, VG_USERREQ__PRE_MUTEX_LOCK, |
| mutex, mutex_type(mutex), 0, 0, 0); |
| CALL_FN_W_WW(ret, fn, mutex, abs_timeout); |
| VALGRIND_DO_CLIENT_REQUEST(res, -1, VG_USERREQ__POST_MUTEX_LOCK, |
| mutex, ret == 0, 0, 0, 0); |
| return ret; |
| } |
| |
| // pthread_mutex_unlock |
| PTH_FUNC(int, pthreadZumutexZuunlock, // pthread_mutex_unlock |
| pthread_mutex_t *mutex) |
| { |
| int ret; |
| int res; |
| OrigFn fn; |
| VALGRIND_GET_ORIG_FN(fn); |
| VALGRIND_DO_CLIENT_REQUEST(res, -1, |
| VG_USERREQ__PRE_MUTEX_UNLOCK, |
| mutex, mutex_type(mutex), 0, 0, 0); |
| CALL_FN_W_W(ret, fn, mutex); |
| VALGRIND_DO_CLIENT_REQUEST(res, -1, |
| VG_USERREQ__POST_MUTEX_UNLOCK, |
| mutex, 0, 0, 0, 0); |
| return ret; |
| } |
| |
| // pthread_cond_init |
| PTH_FUNC(int, pthreadZucondZuinitZa, // pthread_cond_init* |
| pthread_cond_t* cond, |
| const pthread_condattr_t* attr) |
| { |
| int ret; |
| int res; |
| OrigFn fn; |
| VALGRIND_GET_ORIG_FN(fn); |
| VALGRIND_DO_CLIENT_REQUEST(res, -1, VG_USERREQ__PRE_COND_INIT, |
| cond, 0, 0, 0, 0); |
| CALL_FN_W_WW(ret, fn, cond, attr); |
| return ret; |
| } |
| |
| // pthread_cond_destroy |
| PTH_FUNC(int, pthreadZucondZudestroyZa, // pthread_cond_destroy* |
| pthread_cond_t* cond) |
| { |
| int ret; |
| int res; |
| OrigFn fn; |
| VALGRIND_GET_ORIG_FN(fn); |
| CALL_FN_W_W(ret, fn, cond); |
| VALGRIND_DO_CLIENT_REQUEST(res, -1, VG_USERREQ__POST_COND_DESTROY, |
| cond, 0, 0, 0, 0); |
| return ret; |
| } |
| |
| // pthread_cond_wait |
| PTH_FUNC(int, pthreadZucondZuwaitZa, // pthread_cond_wait* |
| pthread_cond_t *cond, |
| pthread_mutex_t *mutex) |
| { |
| int ret; |
| int res; |
| OrigFn fn; |
| VALGRIND_GET_ORIG_FN(fn); |
| VALGRIND_DO_CLIENT_REQUEST(res, -1, VG_USERREQ__PRE_COND_WAIT, |
| cond, mutex, mutex_type(mutex), 0, 0); |
| CALL_FN_W_WW(ret, fn, cond, mutex); |
| VALGRIND_DO_CLIENT_REQUEST(res, -1, VG_USERREQ__POST_COND_WAIT, |
| cond, mutex, 1, 0, 0); |
| return ret; |
| } |
| |
| // pthread_cond_timedwait |
| PTH_FUNC(int, pthreadZucondZutimedwaitZa, // pthread_cond_timedwait* |
| pthread_cond_t *cond, |
| pthread_mutex_t *mutex, |
| const struct timespec* abstime) |
| { |
| int ret; |
| int res; |
| OrigFn fn; |
| VALGRIND_GET_ORIG_FN(fn); |
| VALGRIND_DO_CLIENT_REQUEST(res, -1, VG_USERREQ__PRE_COND_WAIT, |
| cond, mutex, mutex_type(mutex), 0, 0); |
| CALL_FN_W_WWW(ret, fn, cond, mutex, abstime); |
| VALGRIND_DO_CLIENT_REQUEST(res, -1, VG_USERREQ__POST_COND_WAIT, |
| cond, mutex, 1, 0, 0); |
| return ret; |
| } |
| |
| // pthread_cond_signal |
| PTH_FUNC(int, pthreadZucondZusignalZa, // pthread_cond_signal* |
| pthread_cond_t* cond) |
| { |
| int ret; |
| int res; |
| OrigFn fn; |
| VALGRIND_GET_ORIG_FN(fn); |
| VALGRIND_DO_CLIENT_REQUEST(res, -1, VG_USERREQ__PRE_COND_SIGNAL, |
| cond, 0, 0, 0, 0); |
| CALL_FN_W_W(ret, fn, cond); |
| return ret; |
| } |
| |
| // pthread_cond_broadcast |
| PTH_FUNC(int, pthreadZucondZubroadcastZa, // pthread_cond_broadcast* |
| pthread_cond_t* cond) |
| { |
| int ret; |
| int res; |
| OrigFn fn; |
| VALGRIND_GET_ORIG_FN(fn); |
| VALGRIND_DO_CLIENT_REQUEST(res, -1, VG_USERREQ__PRE_COND_BROADCAST, |
| cond, 0, 0, 0, 0); |
| CALL_FN_W_W(ret, fn, cond); |
| return ret; |
| } |
| |
| |
| // pthread_spin_init |
| PTH_FUNC(int, pthreadZuspinZuinit, // pthread_spin_init |
| pthread_spinlock_t *spinlock, |
| int pshared) |
| { |
| int ret; |
| int res; |
| OrigFn fn; |
| VALGRIND_GET_ORIG_FN(fn); |
| VALGRIND_DO_CLIENT_REQUEST(res, -1, VG_USERREQ__SPIN_INIT_OR_UNLOCK, |
| spinlock, mutex_type_spinlock, 0, 0, 0); |
| CALL_FN_W_WW(ret, fn, spinlock, pshared); |
| return ret; |
| } |
| |
| // pthread_spin_destroy |
| PTH_FUNC(int, pthreadZuspinZudestroy, // pthread_spin_destroy |
| pthread_spinlock_t *spinlock) |
| { |
| int ret; |
| int res; |
| OrigFn fn; |
| VALGRIND_GET_ORIG_FN(fn); |
| CALL_FN_W_W(ret, fn, spinlock); |
| VALGRIND_DO_CLIENT_REQUEST(res, -1, VG_USERREQ__POST_MUTEX_DESTROY, |
| spinlock, mutex_type_spinlock, 0, 0, 0); |
| return ret; |
| } |
| |
| // pthread_spin_lock |
| PTH_FUNC(int, pthreadZuspinZulock, // pthread_spin_lock |
| pthread_spinlock_t *spinlock) |
| { |
| int ret; |
| int res; |
| OrigFn fn; |
| VALGRIND_GET_ORIG_FN(fn); |
| VALGRIND_DO_CLIENT_REQUEST(res, 0, VG_USERREQ__PRE_MUTEX_LOCK, |
| spinlock, mutex_type_spinlock, 0, 0, 0); |
| CALL_FN_W_W(ret, fn, spinlock); |
| VALGRIND_DO_CLIENT_REQUEST(res, -1, VG_USERREQ__POST_MUTEX_LOCK, |
| spinlock, ret == 0, 0, 0, 0); |
| return ret; |
| } |
| |
| // pthread_spin_trylock |
| PTH_FUNC(int, pthreadZuspinZutrylock, // pthread_spin_trylock |
| pthread_spinlock_t *spinlock) |
| { |
| int ret; |
| int res; |
| OrigFn fn; |
| VALGRIND_GET_ORIG_FN(fn); |
| VALGRIND_DO_CLIENT_REQUEST(res, 0, VG_USERREQ__PRE_MUTEX_LOCK, |
| spinlock, mutex_type_spinlock, 0, 0, 0); |
| CALL_FN_W_W(ret, fn, spinlock); |
| VALGRIND_DO_CLIENT_REQUEST(res, -1, VG_USERREQ__POST_MUTEX_LOCK, |
| spinlock, ret == 0, 0, 0, 0); |
| return ret; |
| } |
| |
| // pthread_spin_unlock |
| PTH_FUNC(int, pthreadZuspinZuunlock, // pthread_spin_unlock |
| pthread_spinlock_t *spinlock) |
| { |
| int ret; |
| int res; |
| OrigFn fn; |
| VALGRIND_GET_ORIG_FN(fn); |
| VALGRIND_DO_CLIENT_REQUEST(res, -1, VG_USERREQ__SPIN_INIT_OR_UNLOCK, |
| spinlock, mutex_type_spinlock, 0, 0, 0); |
| CALL_FN_W_W(ret, fn, spinlock); |
| return ret; |
| } |
| |
| // pthread_barrier_init |
| PTH_FUNC(int, pthreadZubarrierZuinit, // pthread_barrier_init |
| pthread_barrier_t* barrier, |
| const pthread_barrierattr_t* attr, |
| unsigned count) |
| { |
| int ret; |
| int res; |
| OrigFn fn; |
| VALGRIND_GET_ORIG_FN(fn); |
| VALGRIND_DO_CLIENT_REQUEST(res, -1, VG_USERREQ__PRE_BARRIER_INIT, |
| barrier, pthread_barrier, count, 0, 0); |
| CALL_FN_W_WWW(ret, fn, barrier, attr, count); |
| VALGRIND_DO_CLIENT_REQUEST(res, -1, VG_USERREQ__POST_BARRIER_INIT, |
| barrier, pthread_barrier, 0, 0, 0); |
| return ret; |
| } |
| |
| // pthread_barrier_destroy |
| PTH_FUNC(int, pthreadZubarrierZudestroy, // pthread_barrier_destroy |
| pthread_barrier_t* barrier) |
| { |
| int ret; |
| int res; |
| OrigFn fn; |
| VALGRIND_GET_ORIG_FN(fn); |
| VALGRIND_DO_CLIENT_REQUEST(res, -1, VG_USERREQ__PRE_BARRIER_DESTROY, |
| barrier, pthread_barrier, 0, 0, 0); |
| CALL_FN_W_W(ret, fn, barrier); |
| VALGRIND_DO_CLIENT_REQUEST(res, -1, VG_USERREQ__POST_BARRIER_DESTROY, |
| barrier, pthread_barrier, 0, 0, 0); |
| return ret; |
| } |
| |
| // pthread_barrier_wait |
| PTH_FUNC(int, pthreadZubarrierZuwait, // pthread_barrier_wait |
| pthread_barrier_t* barrier) |
| { |
| int ret; |
| int res; |
| OrigFn fn; |
| VALGRIND_GET_ORIG_FN(fn); |
| VALGRIND_DO_CLIENT_REQUEST(res, -1, VG_USERREQ__PRE_BARRIER_WAIT, |
| barrier, pthread_barrier, 0, 0, 0); |
| CALL_FN_W_W(ret, fn, barrier); |
| VALGRIND_DO_CLIENT_REQUEST(res, -1, VG_USERREQ__POST_BARRIER_WAIT, |
| barrier, pthread_barrier, |
| ret == 0 || ret == PTHREAD_BARRIER_SERIAL_THREAD, |
| 0, 0); |
| return ret; |
| } |
| |
| |
| // sem_init |
| PTH_FUNC(int, semZuinitZa, // sem_init* |
| sem_t *sem, |
| int pshared, |
| unsigned int value) |
| { |
| int ret; |
| int res; |
| OrigFn fn; |
| VALGRIND_GET_ORIG_FN(fn); |
| VALGRIND_DO_CLIENT_REQUEST(res, -1, VG_USERREQ__PRE_SEM_INIT, |
| sem, pshared, value, 0, 0); |
| CALL_FN_W_WWW(ret, fn, sem, pshared, value); |
| VALGRIND_DO_CLIENT_REQUEST(res, -1, VG_USERREQ__POST_SEM_INIT, |
| sem, 0, 0, 0, 0); |
| return ret; |
| } |
| |
| // sem_destroy |
| PTH_FUNC(int, semZudestroyZa, // sem_destroy* |
| sem_t *sem) |
| { |
| int ret; |
| int res; |
| OrigFn fn; |
| VALGRIND_GET_ORIG_FN(fn); |
| VALGRIND_DO_CLIENT_REQUEST(res, -1, VG_USERREQ__PRE_SEM_DESTROY, |
| sem, 0, 0, 0, 0); |
| CALL_FN_W_W(ret, fn, sem); |
| VALGRIND_DO_CLIENT_REQUEST(res, -1, VG_USERREQ__POST_SEM_DESTROY, |
| sem, 0, 0, 0, 0); |
| return ret; |
| } |
| |
| // sem_wait |
| PTH_FUNC(int, semZuwaitZa, // sem_wait* |
| sem_t *sem) |
| { |
| int ret; |
| int res; |
| OrigFn fn; |
| VALGRIND_GET_ORIG_FN(fn); |
| VALGRIND_DO_CLIENT_REQUEST(res, -1, VG_USERREQ__PRE_SEM_WAIT, |
| sem, 0, 0, 0, 0); |
| CALL_FN_W_W(ret, fn, sem); |
| VALGRIND_DO_CLIENT_REQUEST(res, -1, VG_USERREQ__POST_SEM_WAIT, |
| sem, ret == 0, 0, 0, 0); |
| return ret; |
| } |
| |
| // sem_trywait |
| PTH_FUNC(int, semZutrywaitZa, // sem_trywait* |
| sem_t *sem) |
| { |
| int ret; |
| int res; |
| OrigFn fn; |
| VALGRIND_GET_ORIG_FN(fn); |
| VALGRIND_DO_CLIENT_REQUEST(res, -1, VG_USERREQ__PRE_SEM_WAIT, |
| sem, 0, 0, 0, 0); |
| CALL_FN_W_W(ret, fn, sem); |
| VALGRIND_DO_CLIENT_REQUEST(res, -1, VG_USERREQ__POST_SEM_WAIT, |
| sem, ret == 0, 0, 0, 0); |
| return ret; |
| } |
| |
| // sem_timedwait |
| PTH_FUNC(int, semZutimedwait, // sem_timedwait |
| sem_t *sem, const struct timespec *abs_timeout) |
| { |
| int ret; |
| int res; |
| OrigFn fn; |
| VALGRIND_GET_ORIG_FN(fn); |
| VALGRIND_DO_CLIENT_REQUEST(res, -1, VG_USERREQ__PRE_SEM_WAIT, |
| sem, 0, 0, 0, 0); |
| CALL_FN_W_WW(ret, fn, sem, abs_timeout); |
| VALGRIND_DO_CLIENT_REQUEST(res, -1, VG_USERREQ__POST_SEM_WAIT, |
| sem, ret == 0, 0, 0, 0); |
| return ret; |
| } |
| |
| // sem_post |
| PTH_FUNC(int, semZupostZa, // sem_post* |
| sem_t *sem) |
| { |
| int ret; |
| int res; |
| OrigFn fn; |
| VALGRIND_GET_ORIG_FN(fn); |
| VALGRIND_DO_CLIENT_REQUEST(res, -1, VG_USERREQ__PRE_SEM_POST, |
| sem, 0, 0, 0, 0); |
| CALL_FN_W_W(ret, fn, sem); |
| VALGRIND_DO_CLIENT_REQUEST(res, -1, VG_USERREQ__POST_SEM_POST, |
| sem, ret == 0, 0, 0, 0); |
| return ret; |
| } |
| |
| // pthread_rwlock_init |
| PTH_FUNC(int, |
| pthreadZurwlockZuinitZa, // pthread_rwlock_init* |
| pthread_rwlock_t* rwlock, |
| const pthread_rwlockattr_t* attr) |
| { |
| int ret; |
| int res; |
| OrigFn fn; |
| VALGRIND_GET_ORIG_FN(fn); |
| VALGRIND_DO_CLIENT_REQUEST(res, -1, VG_USERREQ__PRE_RWLOCK_INIT, |
| rwlock, 0, 0, 0, 0); |
| CALL_FN_W_WW(ret, fn, rwlock, attr); |
| return ret; |
| } |
| |
| // pthread_rwlock_destroy |
| PTH_FUNC(int, |
| pthreadZurwlockZudestroyZa, // pthread_rwlock_destroy* |
| pthread_rwlock_t* rwlock) |
| { |
| int ret; |
| int res; |
| OrigFn fn; |
| VALGRIND_GET_ORIG_FN(fn); |
| CALL_FN_W_W(ret, fn, rwlock); |
| VALGRIND_DO_CLIENT_REQUEST(res, -1, VG_USERREQ__POST_RWLOCK_DESTROY, |
| rwlock, 0, 0, 0, 0); |
| return ret; |
| } |
| |
| // pthread_rwlock_rdlock |
| PTH_FUNC(int, |
| pthreadZurwlockZurdlockZa, // pthread_rwlock_rdlock* |
| pthread_rwlock_t* rwlock) |
| { |
| int ret; |
| int res; |
| OrigFn fn; |
| VALGRIND_GET_ORIG_FN(fn); |
| VALGRIND_DO_CLIENT_REQUEST(res, -1, VG_USERREQ__PRE_RWLOCK_RDLOCK, |
| rwlock, 0, 0, 0, 0); |
| CALL_FN_W_W(ret, fn, rwlock); |
| VALGRIND_DO_CLIENT_REQUEST(res, -1, VG_USERREQ__POST_RWLOCK_RDLOCK, |
| rwlock, ret == 0, 0, 0, 0); |
| return ret; |
| } |
| |
| // pthread_rwlock_wrlock |
| PTH_FUNC(int, |
| pthreadZurwlockZuwrlockZa, // pthread_rwlock_wrlock* |
| pthread_rwlock_t* rwlock) |
| { |
| int ret; |
| int res; |
| OrigFn fn; |
| VALGRIND_GET_ORIG_FN(fn); |
| VALGRIND_DO_CLIENT_REQUEST(res, -1, VG_USERREQ__PRE_RWLOCK_WRLOCK, |
| rwlock, 0, 0, 0, 0); |
| CALL_FN_W_W(ret, fn, rwlock); |
| VALGRIND_DO_CLIENT_REQUEST(res, -1, VG_USERREQ__POST_RWLOCK_WRLOCK, |
| rwlock, ret == 0, 0, 0, 0); |
| return ret; |
| } |
| |
| // pthread_rwlock_timedrdlock |
| PTH_FUNC(int, |
| pthreadZurwlockZutimedrdlockZa, // pthread_rwlock_timedrdlock* |
| pthread_rwlock_t* rwlock) |
| { |
| int ret; |
| int res; |
| OrigFn fn; |
| VALGRIND_GET_ORIG_FN(fn); |
| VALGRIND_DO_CLIENT_REQUEST(res, -1, VG_USERREQ__PRE_RWLOCK_RDLOCK, |
| rwlock, 0, 0, 0, 0); |
| CALL_FN_W_W(ret, fn, rwlock); |
| VALGRIND_DO_CLIENT_REQUEST(res, -1, VG_USERREQ__POST_RWLOCK_RDLOCK, |
| rwlock, ret == 0, 0, 0, 0); |
| return ret; |
| } |
| |
| // pthread_rwlock_timedwrlock |
| PTH_FUNC(int, |
| pthreadZurwlockZutimedwrlockZa, // pthread_rwlock_timedwrlock* |
| pthread_rwlock_t* rwlock) |
| { |
| int ret; |
| int res; |
| OrigFn fn; |
| VALGRIND_GET_ORIG_FN(fn); |
| VALGRIND_DO_CLIENT_REQUEST(res, -1, VG_USERREQ__PRE_RWLOCK_WRLOCK, |
| rwlock, 0, 0, 0, 0); |
| CALL_FN_W_W(ret, fn, rwlock); |
| VALGRIND_DO_CLIENT_REQUEST(res, -1, VG_USERREQ__POST_RWLOCK_WRLOCK, |
| rwlock, ret == 0, 0, 0, 0); |
| return ret; |
| } |
| |
| // pthread_rwlock_tryrdlock |
| PTH_FUNC(int, |
| pthreadZurwlockZutryrdlockZa, // pthread_rwlock_tryrdlock* |
| pthread_rwlock_t* rwlock) |
| { |
| int ret; |
| int res; |
| OrigFn fn; |
| VALGRIND_GET_ORIG_FN(fn); |
| VALGRIND_DO_CLIENT_REQUEST(res, -1, VG_USERREQ__PRE_RWLOCK_RDLOCK, |
| rwlock, 0, 0, 0, 0); |
| CALL_FN_W_W(ret, fn, rwlock); |
| VALGRIND_DO_CLIENT_REQUEST(res, -1, VG_USERREQ__POST_RWLOCK_RDLOCK, |
| rwlock, ret == 0, 0, 0, 0); |
| return ret; |
| } |
| |
| // pthread_rwlock_trywrlock |
| PTH_FUNC(int, |
| pthreadZurwlockZutrywrlockZa, // pthread_rwlock_trywrlock* |
| pthread_rwlock_t* rwlock) |
| { |
| int ret; |
| int res; |
| OrigFn fn; |
| VALGRIND_GET_ORIG_FN(fn); |
| VALGRIND_DO_CLIENT_REQUEST(res, -1, VG_USERREQ__PRE_RWLOCK_WRLOCK, |
| rwlock, 0, 0, 0, 0); |
| CALL_FN_W_W(ret, fn, rwlock); |
| VALGRIND_DO_CLIENT_REQUEST(res, -1, VG_USERREQ__POST_RWLOCK_WRLOCK, |
| rwlock, ret == 0, 0, 0, 0); |
| return ret; |
| } |
| |
| // pthread_rwlock_unlock |
| PTH_FUNC(int, |
| pthreadZurwlockZuunlockZa, // pthread_rwlock_unlock* |
| pthread_rwlock_t* rwlock) |
| { |
| int ret; |
| int res; |
| OrigFn fn; |
| VALGRIND_GET_ORIG_FN(fn); |
| VALGRIND_DO_CLIENT_REQUEST(res, -1, VG_USERREQ__PRE_RWLOCK_UNLOCK, |
| rwlock, 0, 0, 0, 0); |
| CALL_FN_W_W(ret, fn, rwlock); |
| VALGRIND_DO_CLIENT_REQUEST(res, -1, VG_USERREQ__POST_RWLOCK_UNLOCK, |
| rwlock, ret == 0, 0, 0, 0); |
| return ret; |
| } |