diff options
| author | H.J. Lu <hjl.tools@gmail.com> | 2017-10-01 15:53:52 -0700 |
|---|---|---|
| committer | H.J. Lu <hjl.tools@gmail.com> | 2017-10-01 15:54:10 -0700 |
| commit | d6daff12617290d4dfb499ed8425d33a48d844ba (patch) | |
| tree | 8cc815db5ac1558ecd139ec7c9cece391865b48c /include | |
| parent | b68f8620561d7658b475eb512978d3c33d8a4547 (diff) | |
Hide __readv and __writev [BZ #18822]
Hide internal __readv and __writev functions to allow direct access
within libc.so and libc.a without using GOT nor PLT.
[BZ #18822]
* include/sys/uio.h (__readv): Add libc_hidden_proto.
(__writev): Likewise.
* misc/readv.c (__readv): Add libc_hidden_def.
* misc/writev.c (__writev): Likewise.
* sysdeps/posix/readv.c (__readv): Likewise.
* sysdeps/posix/writev.c (__writev): Likewise.
* sysdeps/unix/sysv/linux/readv.c: Include <sys/uio.h>.
(__readv): Likewise.
* sysdeps/unix/sysv/linux/writev.c: Include <sys/uio.h>.
(__writev): Likewise.
Diffstat (limited to 'include')
| -rw-r--r-- | include/sys/uio.h | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/include/sys/uio.h b/include/sys/uio.h index 20860bfd82..204c4b906d 100644 --- a/include/sys/uio.h +++ b/include/sys/uio.h @@ -5,8 +5,10 @@ /* Now define the internal interfaces. */ extern ssize_t __readv (int __fd, const struct iovec *__iovec, int __count); +libc_hidden_proto (__readv) extern ssize_t __writev (int __fd, const struct iovec *__iovec, int __count); +libc_hidden_proto (__writev) /* Used for p{read,write}{v64}v2 implementation. */ libc_hidden_proto (preadv) |