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82 lines
3.3 KiB
C
82 lines
3.3 KiB
C
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//===-- sanitizer_posix.h -------------------------------------------------===//
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//
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// This file is distributed under the University of Illinois Open Source
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// License. See LICENSE.TXT for details.
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//
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//===----------------------------------------------------------------------===//
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//
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// This file is shared between AddressSanitizer and ThreadSanitizer
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// run-time libraries and declares some useful POSIX-specific functions.
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//===----------------------------------------------------------------------===//
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#ifndef SANITIZER_POSIX_H
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#define SANITIZER_POSIX_H
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// ----------- ATTENTION -------------
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// This header should NOT include any other headers from sanitizer runtime.
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#include "sanitizer_internal_defs.h"
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#if !SANITIZER_POSIX
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// Make it hard to accidentally use any of functions declared in this file:
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#error This file should only be included on POSIX
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#endif
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namespace __sanitizer {
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// I/O
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// Don't use directly, use __sanitizer::OpenFile() instead.
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uptr internal_open(const char *filename, int flags);
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uptr internal_open(const char *filename, int flags, u32 mode);
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uptr internal_close(fd_t fd);
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uptr internal_read(fd_t fd, void *buf, uptr count);
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uptr internal_write(fd_t fd, const void *buf, uptr count);
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// Memory
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uptr internal_mmap(void *addr, uptr length, int prot, int flags,
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int fd, OFF_T offset);
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uptr internal_munmap(void *addr, uptr length);
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int internal_mprotect(void *addr, uptr length, int prot);
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// OS
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uptr internal_filesize(fd_t fd); // -1 on error.
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uptr internal_stat(const char *path, void *buf);
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uptr internal_lstat(const char *path, void *buf);
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uptr internal_fstat(fd_t fd, void *buf);
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uptr internal_dup2(int oldfd, int newfd);
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uptr internal_readlink(const char *path, char *buf, uptr bufsize);
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uptr internal_unlink(const char *path);
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uptr internal_rename(const char *oldpath, const char *newpath);
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uptr internal_lseek(fd_t fd, OFF_T offset, int whence);
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uptr internal_ptrace(int request, int pid, void *addr, void *data);
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uptr internal_waitpid(int pid, int *status, int options);
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int internal_fork();
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// These functions call appropriate pthread_ functions directly, bypassing
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// the interceptor. They are weak and may not be present in some tools.
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SANITIZER_WEAK_ATTRIBUTE
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int real_pthread_create(void *th, void *attr, void *(*callback)(void *),
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void *param);
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SANITIZER_WEAK_ATTRIBUTE
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int real_pthread_join(void *th, void **ret);
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#define DEFINE_REAL_PTHREAD_FUNCTIONS \
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namespace __sanitizer { \
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int real_pthread_create(void *th, void *attr, void *(*callback)(void *), \
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void *param) { \
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return REAL(pthread_create)(th, attr, callback, param); \
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} \
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int real_pthread_join(void *th, void **ret) { \
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return REAL(pthread_join(th, ret)); \
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} \
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} // namespace __sanitizer
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int my_pthread_attr_getstack(void *attr, void **addr, uptr *size);
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int internal_sigaction(int signum, const void *act, void *oldact);
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} // namespace __sanitizer
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#endif // SANITIZER_POSIX_H
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