diff options
| author | H.J. Lu <hjl.tools@gmail.com> | 2017-10-01 17:35:26 -0700 |
|---|---|---|
| committer | H.J. Lu <hjl.tools@gmail.com> | 2017-10-01 17:35:46 -0700 |
| commit | b4744101f36021bf2dde713682abbd0cc6935168 (patch) | |
| tree | baacd3b9b8867513e3611b8b0ada122e0bdbe741 | |
| parent | 43b7dfd1b6cfd1b603e96270dc6a0b1758f81a13 (diff) | |
| download | glibc-b4744101f36021bf2dde713682abbd0cc6935168.tar.gz | |
Hide internal __ifreq function [BZ #18822]
Hide internal __ifreq function to allow direct access within libc.so and
libc.a without using GOT nor PLT.
[BZ #18822]
* include/ifreq.h: New file.
* sysdeps/generic/ifreq.h (__if_nextreq): Removed.
(__ifreq): Likewise.
* sysdeps/mach/hurd/ifreq.h (__if_nextreq): Removed.
(__ifreq): Likewise.
| -rw-r--r-- | ChangeLog | 9 | ||||
| -rw-r--r-- | include/ifreq.h | 14 | ||||
| -rw-r--r-- | sysdeps/generic/ifreq.h | 12 | ||||
| -rw-r--r-- | sysdeps/mach/hurd/ifreq.h | 12 |
4 files changed, 23 insertions, 24 deletions
@@ -1,6 +1,15 @@ 2017-10-01 H.J. Lu <hongjiu.lu@intel.com> [BZ #18822] + * include/ifreq.h: New file. + * sysdeps/generic/ifreq.h (__if_nextreq): Removed. + (__ifreq): Likewise. + * sysdeps/mach/hurd/ifreq.h (__if_nextreq): Removed. + (__ifreq): Likewise. + +2017-10-01 H.J. Lu <hongjiu.lu@intel.com> + + [BZ #18822] * include/idna.h: New file. * inet/getnameinfo.c: Include <idna.h> instead of <libidn/idna.h>. diff --git a/include/ifreq.h b/include/ifreq.h new file mode 100644 index 0000000000..94e984c73c --- /dev/null +++ b/include/ifreq.h @@ -0,0 +1,14 @@ +#include_next <ifreq.h> + +static inline struct ifreq * +__if_nextreq (struct ifreq *ifr) +{ +#ifdef _HAVE_SA_LEN + if (ifr->ifr_addr.sa_len > sizeof ifr->ifr_addr) + return (struct ifreq *) ((char *) &ifr->ifr_addr + ifr->ifr_addr.sa_len); +#endif + return ifr + 1; +} + +extern void __ifreq (struct ifreq **ifreqs, int *num_ifs, int sockfd) + attribute_hidden; diff --git a/sysdeps/generic/ifreq.h b/sysdeps/generic/ifreq.h index 6ebd7c83f3..b39739debb 100644 --- a/sysdeps/generic/ifreq.h +++ b/sysdeps/generic/ifreq.h @@ -23,18 +23,6 @@ #include <sys/socket.h> #include <sys/ioctl.h> -static inline struct ifreq * -__if_nextreq (struct ifreq *ifr) -{ -#ifdef _HAVE_SA_LEN - if (ifr->ifr_addr.sa_len > sizeof ifr->ifr_addr) - return (struct ifreq *) ((char *) &ifr->ifr_addr + ifr->ifr_addr.sa_len); -#endif - return ifr + 1; -} - -extern void __ifreq (struct ifreq **ifreqs, int *num_ifs, int sockfd); - static inline void __if_freereq (struct ifreq *ifreqs, int num_ifs) diff --git a/sysdeps/mach/hurd/ifreq.h b/sysdeps/mach/hurd/ifreq.h index eceeb7a2c3..3dd17f773d 100644 --- a/sysdeps/mach/hurd/ifreq.h +++ b/sysdeps/mach/hurd/ifreq.h @@ -24,18 +24,6 @@ #include <sys/ioctl.h> #include <sys/mman.h> -static inline struct ifreq * -__if_nextreq (struct ifreq *ifr) -{ -#ifdef _HAVE_SA_LEN - if (ifr->ifr_addr.sa_len > sizeof ifr->ifr_addr) - return (struct ifreq *) ((char *) &ifr->ifr_addr + ifr->ifr_addr.sa_len); -#endif - return ifr + 1; -} - -extern void __ifreq (struct ifreq **ifreqs, int *num_ifs, int sockfd); - static inline void __if_freereq (struct ifreq *ifreqs, int num_ifs) |