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//===-- sanitizer_posix.h -------------------------------------------------===//
//
// The LLVM Compiler Infrastructure
//
// This file is distributed under the University of Illinois Open Source
// License. See LICENSE.TXT for details.
//
//===----------------------------------------------------------------------===//
//
// This file is shared between AddressSanitizer and ThreadSanitizer
// run-time libraries and declares some useful POSIX-specific functions.
//===----------------------------------------------------------------------===//
#ifndef SANITIZER_POSIX_H
#define SANITIZER_POSIX_H
// ----------- ATTENTION -------------
// This header should NOT include any other headers from sanitizer runtime.
#include "sanitizer_internal_defs.h"
#if !SANITIZER_POSIX
// Make it hard to accidentally use any of functions declared in this file:
#error This file should only be included on POSIX
#endif
namespace __sanitizer {
// I/O
// Don't use directly, use __sanitizer::OpenFile() instead.
uptr internal_open(const char *filename, int flags);
uptr internal_open(const char *filename, int flags, u32 mode);
uptr internal_close(fd_t fd);
// Memory
uptr internal_mmap(void *addr, uptr length, int prot, int flags,
int fd, u64 offset);
uptr internal_munmap(void *addr, uptr length);
uptr internal_ptrace(int request, int pid, void *addr, void *data);
uptr internal_waitpid(int pid, int *status, int options);
int internal_fork();
// These functions call appropriate pthread_ functions directly, bypassing
// the interceptor. They are weak and may not be present in some tools.
SANITIZER_WEAK_ATTRIBUTE
int real_pthread_create(void *th, void *attr, void *(*callback)(void *),
void *param);
SANITIZER_WEAK_ATTRIBUTE
int real_pthread_join(void *th, void **ret);
#define DEFINE_REAL_PTHREAD_FUNCTIONS \
namespace __sanitizer { \
int real_pthread_create(void *th, void *attr, void *(*callback)(void *), \
void *param) { \
return REAL(pthread_create)(th, attr, callback, param); \
} \
int real_pthread_join(void *th, void **ret) { \
return REAL(pthread_join(th, ret)); \
} \
} // namespace __sanitizer
int internal_sigaction(int signum, const void *act, void *oldact);
} // namespace __sanitizer
#endif // SANITIZER_POSIX_H
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