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author | Adhemerval Zanella Netto <adhemerval.zanella@linaro.org> | 2022-10-19 19:14:23 -0300 |
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committer | Adhemerval Zanella <adhemerval.zanella@linaro.org> | 2022-12-07 14:11:49 -0300 |
commit | d00783653a56020be669c304f18d39c10dc9eae9 (patch) | |
tree | 8c76dea0372fe5aaae75886ecec504350ba6a1be /sysdeps | |
parent | 1fed1a5af46fa64d63a7ab7166521b4c1be56007 (diff) | |
download | glibc-d00783653a56020be669c304f18d39c10dc9eae9.tar.gz glibc-d00783653a56020be669c304f18d39c10dc9eae9.tar.xz glibc-d00783653a56020be669c304f18d39c10dc9eae9.zip |
Linux: Assume and consolidate socketpair wire-up syscall
And disable if kernel does not support it. Checked on x86_64-linux-gnu and i686-linux-gnu. Reviewed-by: Carlos O'Donell <carlos@redhat.com> Tested-by: Carlos O'Donell <carlos@redhat.com>
Diffstat (limited to 'sysdeps')
-rw-r--r-- | sysdeps/unix/sysv/linux/generic/syscalls.list | 1 | ||||
-rw-r--r-- | sysdeps/unix/sysv/linux/i386/kernel-features.h | 2 | ||||
-rw-r--r-- | sysdeps/unix/sysv/linux/kernel-features.h | 1 | ||||
-rw-r--r-- | sysdeps/unix/sysv/linux/m68k/kernel-features.h | 2 | ||||
-rw-r--r-- | sysdeps/unix/sysv/linux/microblaze/kernel-features.h | 1 | ||||
-rw-r--r-- | sysdeps/unix/sysv/linux/powerpc/kernel-features.h | 1 | ||||
-rw-r--r-- | sysdeps/unix/sysv/linux/s390/kernel-features.h | 2 | ||||
-rw-r--r-- | sysdeps/unix/sysv/linux/sh/kernel-features.h | 1 | ||||
-rw-r--r-- | sysdeps/unix/sysv/linux/socketpair.c | 7 | ||||
-rw-r--r-- | sysdeps/unix/sysv/linux/sparc/kernel-features.h | 1 |
10 files changed, 5 insertions, 14 deletions
diff --git a/sysdeps/unix/sysv/linux/generic/syscalls.list b/sysdeps/unix/sysv/linux/generic/syscalls.list index e5a62811a5..95ed2cbac8 100644 --- a/sysdeps/unix/sysv/linux/generic/syscalls.list +++ b/sysdeps/unix/sysv/linux/generic/syscalls.list @@ -1,7 +1,6 @@ # File name Caller Syscall name # args Strong name Weak names # Socket APIs -socketpair - socketpair i:iiif __socketpair socketpair listen - listen i:ii __listen listen getsockname - getsockname i:ipp __getsockname getsockname getpeername - getpeername i:ipp __getpeername getpeername diff --git a/sysdeps/unix/sysv/linux/i386/kernel-features.h b/sysdeps/unix/sysv/linux/i386/kernel-features.h index 4c2f1eb8f5..8a7fe47602 100644 --- a/sysdeps/unix/sysv/linux/i386/kernel-features.h +++ b/sysdeps/unix/sysv/linux/i386/kernel-features.h @@ -19,7 +19,6 @@ /* Direct socketcalls available with kernel 4.3. */ #if __LINUX_KERNEL_VERSION >= 0x040300 -# define __ASSUME_SOCKETPAIR_SYSCALL 1 # define __ASSUME_LISTEN_SYSCALL 1 # define __ASSUME_GETSOCKNAME_SYSCALL 1 # define __ASSUME_GETPEERNAME_SYSCALL 1 @@ -41,6 +40,7 @@ # undef __ASSUME_SETSOCKOPT_SYSCALL # undef __ASSUME_BIND_SYSCALL # undef __ASSUME_SOCKET_SYSCALL +# undef __ASSUME_SOCKETPAIR_SYSCALL #endif /* i686 only supports ipc syscall before 5.1. */ diff --git a/sysdeps/unix/sysv/linux/kernel-features.h b/sysdeps/unix/sysv/linux/kernel-features.h index a42b70c85b..fd44b39cf4 100644 --- a/sysdeps/unix/sysv/linux/kernel-features.h +++ b/sysdeps/unix/sysv/linux/kernel-features.h @@ -81,6 +81,7 @@ #define __ASSUME_SETSOCKOPT_SYSCALL 1 #define __ASSUME_BIND_SYSCALL 1 #define __ASSUME_SOCKET_SYSCALL 1 +#define __ASSUME_SOCKETPAIR_SYSCALL 1 /* Support for SysV IPC through wired syscalls. All supported architectures either support ipc syscall and/or all the ipc correspondent syscalls. */ diff --git a/sysdeps/unix/sysv/linux/m68k/kernel-features.h b/sysdeps/unix/sysv/linux/m68k/kernel-features.h index 38ffbdbaed..46b3045b56 100644 --- a/sysdeps/unix/sysv/linux/m68k/kernel-features.h +++ b/sysdeps/unix/sysv/linux/m68k/kernel-features.h @@ -19,7 +19,6 @@ /* Direct socketcalls available with kernel 4.3. */ #if __LINUX_KERNEL_VERSION >= 0x040300 -# define __ASSUME_SOCKETPAIR_SYSCALL 1 # define __ASSUME_LISTEN_SYSCALL 1 # define __ASSUME_GETSOCKNAME_SYSCALL 1 # define __ASSUME_GETPEERNAME_SYSCALL 1 @@ -43,6 +42,7 @@ # undef __ASSUME_SETSOCKOPT_SYSCALL # undef __ASSUME_BIND_SYSCALL # undef __ASSUME_SOCKET_SYSCALL +# undef __ASSUME_SOCKETPAIR_SYSCALL #endif /* No support for PI futexes or robust mutexes before 3.10 for m68k. */ diff --git a/sysdeps/unix/sysv/linux/microblaze/kernel-features.h b/sysdeps/unix/sysv/linux/microblaze/kernel-features.h index 389dd146b4..198ff3209d 100644 --- a/sysdeps/unix/sysv/linux/microblaze/kernel-features.h +++ b/sysdeps/unix/sysv/linux/microblaze/kernel-features.h @@ -22,7 +22,6 @@ #define __ASSUME_LISTEN_SYSCALL 1 #define __ASSUME_GETSOCKNAME_SYSCALL 1 #define __ASSUME_GETPEERNAME_SYSCALL 1 -#define __ASSUME_SOCKETPAIR_SYSCALL 1 #define __ASSUME_SEND_SYSCALL 1 #define __ASSUME_RECV_SYSCALL 1 #define __ASSUME_SHUTDOWN_SYSCALL 1 diff --git a/sysdeps/unix/sysv/linux/powerpc/kernel-features.h b/sysdeps/unix/sysv/linux/powerpc/kernel-features.h index 9ee1dc2bc7..72ec2df178 100644 --- a/sysdeps/unix/sysv/linux/powerpc/kernel-features.h +++ b/sysdeps/unix/sysv/linux/powerpc/kernel-features.h @@ -22,7 +22,6 @@ #define __ASSUME_LISTEN_SYSCALL 1 #define __ASSUME_GETSOCKNAME_SYSCALL 1 #define __ASSUME_GETPEERNAME_SYSCALL 1 -#define __ASSUME_SOCKETPAIR_SYSCALL 1 #define __ASSUME_SEND_SYSCALL 1 #define __ASSUME_RECV_SYSCALL 1 #define __ASSUME_SHUTDOWN_SYSCALL 1 diff --git a/sysdeps/unix/sysv/linux/s390/kernel-features.h b/sysdeps/unix/sysv/linux/s390/kernel-features.h index d5991b265b..01fc98e9ab 100644 --- a/sysdeps/unix/sysv/linux/s390/kernel-features.h +++ b/sysdeps/unix/sysv/linux/s390/kernel-features.h @@ -19,7 +19,6 @@ /* Direct socketcalls available with kernel 4.3. */ #if __LINUX_KERNEL_VERSION >= 0x040300 -# define __ASSUME_SOCKETPAIR_SYSCALL 1 # define __ASSUME_LISTEN_SYSCALL 1 # define __ASSUME_GETSOCKNAME_SYSCALL 1 # define __ASSUME_GETPEERNAME_SYSCALL 1 @@ -43,6 +42,7 @@ # undef __ASSUME_SETSOCKOPT_SYSCALL # undef __ASSUME_BIND_SYSCALL # undef __ASSUME_SOCKET_SYSCALL +# undef __ASSUME_SOCKETPAIR_SYSCALL #endif /* s390 only supports ipc syscall before 5.1. */ diff --git a/sysdeps/unix/sysv/linux/sh/kernel-features.h b/sysdeps/unix/sysv/linux/sh/kernel-features.h index 3b57eb7f27..b18314a9cd 100644 --- a/sysdeps/unix/sysv/linux/sh/kernel-features.h +++ b/sysdeps/unix/sysv/linux/sh/kernel-features.h @@ -27,7 +27,6 @@ #define __ASSUME_LISTEN_SYSCALL 1 #define __ASSUME_GETSOCKNAME_SYSCALL 1 #define __ASSUME_GETPEERNAME_SYSCALL 1 -#define __ASSUME_SOCKETPAIR_SYSCALL 1 #define __ASSUME_SEND_SYSCALL 1 #define __ASSUME_RECV_SYSCALL 1 #define __ASSUME_SHUTDOWN_SYSCALL 1 diff --git a/sysdeps/unix/sysv/linux/socketpair.c b/sysdeps/unix/sysv/linux/socketpair.c index d06cbbc2c9..65f8cb46dc 100644 --- a/sysdeps/unix/sysv/linux/socketpair.c +++ b/sysdeps/unix/sysv/linux/socketpair.c @@ -15,19 +15,14 @@ License along with the GNU C Library; if not, see <https://www.gnu.org/licenses/>. */ -#include <errno.h> -#include <signal.h> #include <sys/socket.h> - #include <socketcall.h> -#include <kernel-features.h> -#include <sys/syscall.h> int __socketpair (int domain, int type, int protocol, int sv[2]) { #ifdef __ASSUME_SOCKETPAIR_SYSCALL - return INLINE_SYSCALL (socketpair, 4, domain, type, protocol, &sv[0]); + return INLINE_SYSCALL_CALL (socketpair, domain, type, protocol, &sv[0]); #else return SOCKETCALL (socketpair, domain, type, protocol, sv); #endif diff --git a/sysdeps/unix/sysv/linux/sparc/kernel-features.h b/sysdeps/unix/sysv/linux/sparc/kernel-features.h index f3a5ef6a99..f43e5c384f 100644 --- a/sysdeps/unix/sysv/linux/sparc/kernel-features.h +++ b/sysdeps/unix/sysv/linux/sparc/kernel-features.h @@ -41,7 +41,6 @@ # undef __ASSUME_GETSOCKOPT_SYSCALL # undef __ASSUME_SETSOCKOPT_SYSCALL #else -# define __ASSUME_SOCKETPAIR_SYSCALL 1 # define __ASSUME_SHUTDOWN_SYSCALL 1 #endif |