fortify-headers/include/unistd.h

166 lines
4.4 KiB
C
Raw Normal View History

#ifndef _FORTIFY_UNISTD_H
#define _FORTIFY_UNISTD_H
2015-01-29 20:31:30 +00:00
#include_next <unistd.h>
#if defined(_FORTIFY_SOURCE) && _FORTIFY_SOURCE > 0 && defined(__OPTIMIZE__) && __OPTIMIZE__ > 0
2015-03-13 23:09:15 +00:00
#ifdef __cplusplus
extern "C" {
#endif
#undef confstr
#undef getcwd
#undef getgroups
#undef gethostname
#undef getlogin_r
#undef pread
#undef read
#undef readlink
#undef readlinkat
#undef ttyname_r
#undef write
2015-03-11 09:26:11 +00:00
__typeof__(confstr) __confstr_orig __asm__(__USER_LABEL_PREFIX__ "confstr");
2015-03-14 09:38:11 +00:00
extern __inline __attribute__((__always_inline__,__gnu_inline__,__artificial__))
size_t confstr(int name, char *buf, size_t len)
2015-02-05 14:03:53 +00:00
{
size_t bos = __builtin_object_size(buf, 0);
if (len > bos)
__builtin_trap();
return __confstr_orig(name, buf, len);
2015-02-05 14:03:53 +00:00
}
__typeof__(getcwd) __getcwd_orig __asm__(__USER_LABEL_PREFIX__ "getcwd");
2015-03-14 09:38:11 +00:00
extern __inline __attribute__((__always_inline__,__gnu_inline__,__artificial__))
char *getcwd(char *buf, size_t len)
2015-02-05 14:07:14 +00:00
{
size_t bos = __builtin_object_size(buf, 0);
if (len > bos)
__builtin_trap();
return __getcwd_orig(buf, len);
2015-02-05 14:07:14 +00:00
}
2015-02-28 11:52:02 +00:00
#if defined(_GNU_SOURCE) || defined(_BSD_SOURCE)
#undef getdomainname
__typeof__(getdomainname) __getdomainname_orig __asm__(__USER_LABEL_PREFIX__ "getdomainname");
2015-03-14 09:38:11 +00:00
extern __inline __attribute__((__always_inline__,__gnu_inline__,__artificial__))
int getdomainname(char *name, size_t len)
2015-02-28 11:52:02 +00:00
{
size_t bos = __builtin_object_size(name, 0);
if (len > bos)
__builtin_trap();
return __getdomainname_orig(name, len);
2015-02-28 11:52:02 +00:00
}
#endif
__typeof__(getgroups) __getgroups_orig __asm__(__USER_LABEL_PREFIX__ "getgroups");
2015-03-14 09:38:11 +00:00
extern __inline __attribute__((__always_inline__,__gnu_inline__,__artificial__))
int getgroups(int len, gid_t *set)
{
size_t bos = __builtin_object_size(set, 0);
if (len > bos / sizeof(gid_t))
__builtin_trap();
return __getgroups_orig(len, set);
}
__typeof__(gethostname) __gethostname_orig __asm__(__USER_LABEL_PREFIX__ "gethostname");
2015-03-14 09:38:11 +00:00
extern __inline __attribute__((__always_inline__,__gnu_inline__,__artificial__))
int gethostname(char *name, size_t len)
2015-02-23 10:45:20 +00:00
{
size_t bos = __builtin_object_size(name, 0);
if (len > bos)
__builtin_trap();
return __gethostname_orig(name, len);
2015-02-23 10:45:20 +00:00
}
__typeof__(getlogin_r) __getlogin_r_orig __asm__(__USER_LABEL_PREFIX__ "getlogin_r");
2015-03-14 09:38:11 +00:00
extern __inline __attribute__((__always_inline__,__gnu_inline__,__artificial__))
int getlogin_r(char *name, size_t len)
2015-02-25 10:31:30 +00:00
{
size_t bos = __builtin_object_size(name, 0);
if (len > bos)
__builtin_trap();
return __getlogin_r_orig(name, len);
2015-02-25 10:31:30 +00:00
}
__typeof__(pread) __pread_orig __asm__(__USER_LABEL_PREFIX__ "pread");
2015-03-14 09:38:11 +00:00
extern __inline __attribute__((__always_inline__,__gnu_inline__,__artificial__))
ssize_t pread(int fd, void *buf, size_t n, off_t offset)
2015-01-30 09:44:49 +00:00
{
size_t bos = __builtin_object_size(buf, 0);
if (n > bos)
__builtin_trap();
return __pread_orig(fd, buf, n, offset);
2015-01-30 09:44:49 +00:00
}
__typeof__(read) __read_orig __asm__(__USER_LABEL_PREFIX__ "read");
2015-03-14 09:38:11 +00:00
extern __inline __attribute__((__always_inline__,__gnu_inline__,__artificial__))
ssize_t read(int fd, void *buf, size_t n)
2015-01-29 20:31:30 +00:00
{
size_t bos = __builtin_object_size(buf, 0);
if (n > bos)
__builtin_trap();
return __read_orig(fd, buf, n);
2015-01-29 20:31:30 +00:00
}
__typeof__(readlink) __readlink_orig __asm__(__USER_LABEL_PREFIX__ "readlink");
2015-03-14 09:38:11 +00:00
extern __inline __attribute__((__always_inline__,__gnu_inline__,__artificial__))
ssize_t readlink(const char *path, char *buf, size_t n)
2015-02-28 16:48:58 +00:00
{
size_t bos = __builtin_object_size(buf, 0);
if (n > bos)
__builtin_trap();
return __readlink_orig(path, buf, n);
2015-02-28 16:48:58 +00:00
}
__typeof__(readlinkat) __readlinkat_orig __asm__(__USER_LABEL_PREFIX__ "readlinkat");
2015-03-14 09:38:11 +00:00
extern __inline __attribute__((__always_inline__,__gnu_inline__,__artificial__))
ssize_t readlinkat(int fd, const char *path, char *buf, size_t n)
2015-02-28 16:48:58 +00:00
{
size_t bos = __builtin_object_size(buf, 0);
if (n > bos)
__builtin_trap();
return __readlinkat_orig(fd, path, buf, n);
2015-02-28 16:48:58 +00:00
}
__typeof__(ttyname_r) __ttyname_r_orig __asm__(__USER_LABEL_PREFIX__ "ttyname_r");
2015-03-14 09:38:11 +00:00
extern __inline __attribute__((__always_inline__,__gnu_inline__,__artificial__))
int ttyname_r(int fd, char *name, size_t n)
2015-02-28 15:30:25 +00:00
{
size_t bos = __builtin_object_size(name, 0);
if (n > bos)
__builtin_trap();
return __ttyname_r_orig(fd, name, n);
2015-02-28 15:30:25 +00:00
}
__typeof__(write) __write_orig __asm__(__USER_LABEL_PREFIX__ "write");
2015-03-14 09:38:11 +00:00
extern __inline __attribute__((__always_inline__,__gnu_inline__,__artificial__))
ssize_t write(int fd, const void *buf, size_t n)
2015-02-24 19:34:37 +00:00
{
size_t bos = __builtin_object_size(buf, 0);
if (n > bos)
__builtin_trap();
return __write_orig(fd, buf, n);
2015-02-24 19:34:37 +00:00
}
2015-03-13 23:09:15 +00:00
#ifdef __cplusplus
}
2015-03-11 09:26:11 +00:00
#endif
2015-01-29 20:31:30 +00:00
#endif
#endif