src/imports_internal.h

   1 /*
   2  * Copyright (c) 2019 Apple Inc. All rights reserved.
   3  *
   4  * @APPLE_LICENSE_HEADER_START@
   5  *
   6  * This file contains Original Code and/or Modifications of Original Code
   7  * as defined in and that are subject to the Apple Public Source License
   8  * Version 2.0 (the 'License'). You may not use this file except in
   9  * compliance with the License. Please obtain a copy of the License at
  10  * http://www.opensource.apple.com/apsl/ and read it before using this
  11  * file.
  12  *
  13  * The Original Code and all software distributed under the License are
  14  * distributed on an 'AS IS' basis, WITHOUT WARRANTY OF ANY KIND, EITHER
  15  * EXPRESS OR IMPLIED, AND APPLE HEREBY DISCLAIMS ALL SUCH WARRANTIES,
  16  * INCLUDING WITHOUT LIMITATION, ANY WARRANTIES OF MERCHANTABILITY,
  17  * FITNESS FOR A PARTICULAR PURPOSE, QUIET ENJOYMENT OR NON-INFRINGEMENT.
  18  * Please see the License for the specific language governing rights and
  19  * limitations under the License.
  20  *
  21  * @APPLE_LICENSE_HEADER_END@
  22  */
  23
  24 #ifndef __LIBPTHREAD_IMPORTS_INTERNAL_H__
  25 #define __LIBPTHREAD_IMPORTS_INTERNAL_H__
  26
  27 /*!
  28  * @file imports_internal.h
  29  *
  30  * @brief
  31  * This file lists prototypes that do not have a header on the system,
  32  * like syscalls, that we need to import in pthread.
  33  */
  34
  35 #include <os/base.h>
  36 #include <mach/mach.h>
  37 #include <sys/time.h>
  38 #include <stack_logging.h>
  39
  40 extern boolean_t swtch_pri(int);
  41
  42 // Defined in libsyscall; initialized in libmalloc
  43 extern malloc_logger_t *__syscall_logger;
  44
  45 // syscalls
  46
  47 extern uint32_t __psynch_mutexwait(pthread_mutex_t *mutex,  uint32_t mgen, uint32_t  ugen, uint64_t tid, uint32_t flags);
  48 extern uint32_t __psynch_mutexdrop(pthread_mutex_t *mutex,  uint32_t mgen, uint32_t  ugen, uint64_t tid, uint32_t flags);
  49
  50 extern uint32_t __psynch_cvbroad(pthread_cond_t *cv, uint64_t cvlsgen, uint64_t cvudgen, uint32_t flags, pthread_mutex_t *mutex,  uint64_t mugen, uint64_t tid);
  51 extern uint32_t __psynch_cvsignal(pthread_cond_t *cv, uint64_t cvlsgen, uint32_t cvugen, int thread_port, pthread_mutex_t *mutex,  uint64_t mugen, uint64_t tid, uint32_t flags);
  52 extern uint32_t __psynch_cvwait(pthread_cond_t *cv, uint64_t cvlsgen, uint32_t cvugen, pthread_mutex_t *mutex,  uint64_t mugen, uint32_t flags, int64_t sec, uint32_t nsec);
  53 extern uint32_t __psynch_cvclrprepost(void *cv, uint32_t cvgen, uint32_t cvugen, uint32_t cvsgen, uint32_t prepocnt, uint32_t preposeq, uint32_t flags);
  54
  55 extern uint32_t __psynch_rw_longrdlock(pthread_rwlock_t *rwlock, uint32_t lgenval, uint32_t ugenval, uint32_t rw_wc, int flags);
  56 extern uint32_t __psynch_rw_yieldwrlock(pthread_rwlock_t *rwlock, uint32_t lgenval, uint32_t ugenval, uint32_t rw_wc, int flags);
  57 extern int      __psynch_rw_downgrade(pthread_rwlock_t *rwlock, uint32_t lgenval, uint32_t ugenval, uint32_t rw_wc, int flags);
  58 extern uint32_t __psynch_rw_upgrade(pthread_rwlock_t *rwlock, uint32_t lgenval, uint32_t ugenval, uint32_t rw_wc, int flags);
  59 extern uint32_t __psynch_rw_rdlock(pthread_rwlock_t *rwlock, uint32_t lgenval, uint32_t ugenval, uint32_t rw_wc, int flags);
  60 extern uint32_t __psynch_rw_wrlock(pthread_rwlock_t *rwlock, uint32_t lgenval, uint32_t ugenval, uint32_t rw_wc, int flags);
  61 extern uint32_t __psynch_rw_unlock(pthread_rwlock_t *rwlock, uint32_t lgenval, uint32_t ugenval, uint32_t rw_wc, int flags);
  62 extern uint32_t __psynch_rw_unlock2(pthread_rwlock_t *rwlock, uint32_t lgenval, uint32_t ugenval, uint32_t rw_wc, int flags);
  63
  64 extern uint32_t __bsdthread_ctl(uintptr_t cmd, uintptr_t arg1, uintptr_t arg2, uintptr_t arg3);
  65 extern pthread_t __bsdthread_create(void *(*func)(void *), void *func_arg, void *stack, pthread_t  thread, unsigned int flags);
  66 extern int      __bsdthread_register(void (*)(pthread_t, mach_port_t, void *(*)(void *), void *, size_t, unsigned int), void (*)(pthread_t, mach_port_t, void *, void *, int), int,void (*)(pthread_t, mach_port_t, void *(*)(void *), void *, size_t, unsigned int), int32_t *,__uint64_t);
  67 extern int      __bsdthread_terminate(void *freeaddr, size_t freesize, mach_port_t kport, mach_port_t joinsem);
  68
  69 extern uint64_t __thread_selfid(void);
  70 extern int      __disable_threadsignal(int);
  71
  72 extern int      __pthread_canceled(int);
  73 extern int      __pthread_chdir(const char *path);
  74 extern int      __pthread_fchdir(int fd);
  75 extern int      __pthread_kill(mach_port_t, int);
  76 extern int      __pthread_markcancel(mach_port_t);
  77 extern int      __pthread_sigmask(int, const sigset_t *, sigset_t *);
  78
  79 extern int      __gettimeofday(struct timeval *, struct timezone *);
  80 extern void     __exit(int) __attribute__((noreturn));
  81 extern int      __proc_info(int callnum, int pid, int flavor, uint64_t arg, void *buffer, int buffersize);
  82 extern int      __semwait_signal_nocancel(int, int, int, int, __int64_t, __int32_t);
  83 extern int      __sigwait(const sigset_t *set, int *sig);
  84 extern int      __sysctl(int *name, u_int namelen, void *oldp, size_t *oldlenp, void *newp, size_t newlen);
  85
  86
  87 #endif // __LIBPTHREAD_IMPORTS_INTERNAL_H__