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| author | H.J. Lu <hjl.tools@gmail.com> | 2017-10-01 15:12:57 -0700 |
|---|---|---|
| committer | H.J. Lu <hjl.tools@gmail.com> | 2017-10-01 15:13:13 -0700 |
| commit | 783cd767af5f3746b639f76b1de5e0e3c3d64683 (patch) | |
| tree | 247570336e77103dceb036687a40c8ac3b38c41d | |
| parent | 7ec4b39ac484ba65e011dde4e8ff0b7f478efc7c (diff) | |
| download | glibc-783cd767af5f3746b639f76b1de5e0e3c3d64683.zip glibc-783cd767af5f3746b639f76b1de5e0e3c3d64683.tar.gz glibc-783cd767af5f3746b639f76b1de5e0e3c3d64683.tar.bz2 | |
Mark internal grp/pwd/shadow functions with attribute_hidden [BZ #18822]
Mark internal grp/pwd/shadow functions with attribute_hidden to allow
direct access within libc.so and libc.a without using GOT nor PLT.
[BZ #18822]
* include/grp.h (__fgetgrent_r): Add attribute_hidden.
(__getgrgid_r): Likewise.
(__getgrnam_r): Likewise.
* include/pwd.h (__getpwuid_r): Likewise.
(__getpwnam_r): Likewise.
(__fgetpwent_r): Likewise.
* include/shadow.h (__getspnam_r): Likewise.
(__sgetspent_r): Likewise.
(__fgetspent_r): Likewise.
| -rw-r--r-- | ChangeLog | 13 | ||||
| -rw-r--r-- | include/grp.h | 6 | ||||
| -rw-r--r-- | include/pwd.h | 6 | ||||
| -rw-r--r-- | include/shadow.h | 7 |
4 files changed, 23 insertions, 9 deletions
@@ -1,6 +1,19 @@ 2017-10-01 H.J. Lu <hongjiu.lu@intel.com> [BZ #18822] + * include/grp.h (__fgetgrent_r): Add attribute_hidden. + (__getgrgid_r): Likewise. + (__getgrnam_r): Likewise. + * include/pwd.h (__getpwuid_r): Likewise. + (__getpwnam_r): Likewise. + (__fgetpwent_r): Likewise. + * include/shadow.h (__getspnam_r): Likewise. + (__sgetspent_r): Likewise. + (__fgetspent_r): Likewise. + +2017-10-01 H.J. Lu <hongjiu.lu@intel.com> + + [BZ #18822] * include/unistd.h (__access): Add attribute_hidden. (__lseek64): Likewise. (__libc_pread64): Likewise. diff --git a/include/grp.h b/include/grp.h index 0fb5c9a..871701a 100644 --- a/include/grp.h +++ b/include/grp.h @@ -12,12 +12,12 @@ extern int __old_getgrent_r (struct group *__resultbuf, char *buffer, size_t __buflen, struct group **__result); extern int __fgetgrent_r (FILE * __stream, struct group *__resultbuf, char *buffer, size_t __buflen, - struct group **__result); + struct group **__result) attribute_hidden; /* Search for an entry with a matching group ID. */ extern int __getgrgid_r (__gid_t __gid, struct group *__resultbuf, char *__buffer, size_t __buflen, - struct group **__result); + struct group **__result) attribute_hidden; extern int __old_getgrgid_r (__gid_t __gid, struct group *__resultbuf, char *__buffer, size_t __buflen, struct group **__result); @@ -25,7 +25,7 @@ extern int __old_getgrgid_r (__gid_t __gid, struct group *__resultbuf, /* Search for an entry with a matching group name. */ extern int __getgrnam_r (const char *__name, struct group *__resultbuf, char *__buffer, size_t __buflen, - struct group **__result); + struct group **__result) attribute_hidden; extern int __old_getgrnam_r (const char *__name, struct group *__resultbuf, char *__buffer, size_t __buflen, struct group **__result); diff --git a/include/pwd.h b/include/pwd.h index 3b0f725..fc99506 100644 --- a/include/pwd.h +++ b/include/pwd.h @@ -10,19 +10,19 @@ extern int __old_getpwent_r (struct passwd *__resultbuf, char *__buffer, size_t __buflen, struct passwd **__result); extern int __getpwuid_r (__uid_t __uid, struct passwd *__resultbuf, char *__buffer, size_t __buflen, - struct passwd **__result); + struct passwd **__result) attribute_hidden; extern int __old_getpwuid_r (__uid_t __uid, struct passwd *__resultbuf, char *__buffer, size_t __buflen, struct passwd **__result); extern int __getpwnam_r (const char *__name, struct passwd *__resultbuf, char *__buffer, size_t __buflen, - struct passwd **__result); + struct passwd **__result) attribute_hidden; extern int __old_getpwnam_r (const char *__name, struct passwd *__resultbuf, char *__buffer, size_t __buflen, struct passwd **__result); extern int __fgetpwent_r (FILE * __stream, struct passwd *__resultbuf, char *__buffer, size_t __buflen, - struct passwd **__result); + struct passwd **__result) attribute_hidden; #include <nss.h> diff --git a/include/shadow.h b/include/shadow.h index 124a1ab..366ea83 100644 --- a/include/shadow.h +++ b/include/shadow.h @@ -11,16 +11,17 @@ extern int __old_getspent_r (struct spwd *__result_buf, char *__buffer, size_t __buflen, struct spwd **__result); extern int __getspnam_r (const char *__name, struct spwd *__result_buf, char *__buffer, size_t __buflen, - struct spwd **__result); + struct spwd **__result) attribute_hidden; extern int __old_getspnam_r (const char *__name, struct spwd *__result_buf, char *__buffer, size_t __buflen, struct spwd **__result); extern int __sgetspent_r (const char *__string, struct spwd *__result_buf, char *__buffer, - size_t __buflen, struct spwd **__result); + size_t __buflen, struct spwd **__result) + attribute_hidden; extern int __fgetspent_r (FILE *__stream, struct spwd *__result_buf, char *__buffer, size_t __buflen, - struct spwd **__result); + struct spwd **__result) attribute_hidden; extern int __lckpwdf (void); extern int __ulckpwdf (void); |