From 783cd767af5f3746b639f76b1de5e0e3c3d64683 Mon Sep 17 00:00:00 2001 From: "H.J. Lu" Date: Sun, 1 Oct 2017 15:12:57 -0700 Subject: 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. --- include/grp.h | 6 +++--- include/pwd.h | 6 +++--- include/shadow.h | 7 ++++--- 3 files changed, 10 insertions(+), 9 deletions(-) (limited to 'include') diff --git a/include/grp.h b/include/grp.h index 0fb5c9a574..871701adbe 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 3b0f72540c..fc995065d9 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 diff --git a/include/shadow.h b/include/shadow.h index 124a1ab50a..366ea83482 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); -- cgit 1.4.1