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Diffstat (limited to 'sysdeps/unix/sysv/linux/socketcall.h')
-rw-r--r--sysdeps/unix/sysv/linux/socketcall.h55
1 files changed, 55 insertions, 0 deletions
diff --git a/sysdeps/unix/sysv/linux/socketcall.h b/sysdeps/unix/sysv/linux/socketcall.h
index e59067d34c..f652239ef3 100644
--- a/sysdeps/unix/sysv/linux/socketcall.h
+++ b/sysdeps/unix/sysv/linux/socketcall.h
@@ -25,6 +25,7 @@
We cannot use an enum here because the values are used in assembler
code. */
+#define SOCKOP_invalid -1
#define SOCKOP_socket 1
#define SOCKOP_bind 2
#define SOCKOP_connect 3
@@ -46,4 +47,58 @@
#define SOCKOP_recvmmsg 19
#define SOCKOP_sendmmsg 20
+#define __SOCKETCALL1(name, a1) \
+ INLINE_SYSCALL (socketcall, 2, name, \
+ ((long int [1]) { (long int) (a1) }))
+#define __SOCKETCALL2(name, a1, a2) \
+ INLINE_SYSCALL (socketcall, 2, name, \
+ ((long int [2]) { (long int) (a1), (long int) (a2) }))
+#define __SOCKETCALL3(name, a1, a2, a3) \
+ INLINE_SYSCALL (socketcall, 2, name, \
+ ((long int [3]) { (long int) (a1), (long int) (a2), (long int) (a3) }))
+#define __SOCKETCALL4(name, a1, a2, a3, a4) \
+ INLINE_SYSCALL (socketcall, 2, name, \
+ ((long int [4]) { (long int) (a1), (long int) (a2), (long int) (a3), \
+ (long int) (a4) }))
+#define __SOCKETCALL5(name, a1, a2, a3, a4, a5) \
+ INLINE_SYSCALL (socketcall, 2, name, \
+ ((long int [5]) { (long int) (a1), (long int) (a2), (long int) (a3), \
+ (long int) (a4), (long int) (a5) }))
+#define __SOCKETCALL6(name, a1, a2, a3, a4, a5, a6) \
+ INLINE_SYSCALL (socketcall, 2, name, \
+ ((long int [6]) { (long int) (a1), (long int) (a2), (long int) (a3), \
+ (long int) (a4), (long int) (a5), (long int) (a6) }))
+
+#define __SOCKETCALL_NARGS_X(a,b,c,d,e,f,g,h,n,...) n
+#define __SOCKETCALL_NARGS(...) \
+ __SOCKETCALL_NARGS_X (__VA_ARGS__,7,6,5,4,3,2,1,0,)
+#define __SOCKETCALL_CONCAT_X(a,b) a##b
+#define __SOCKETCALL_CONCAT(a,b) __SOCKETCALL_CONCAT_X (a, b)
+#define __SOCKETCALL_DISP(b,...) \
+ __SOCKETCALL_CONCAT (b,__SOCKETCALL_NARGS(__VA_ARGS__))(__VA_ARGS__)
+
+#define __SOCKETCALL(...) __SOCKETCALL_DISP (__SOCKETCALL, __VA_ARGS__)
+
+
+#define SOCKETCALL(name, args...) \
+ ({ \
+ long int sc_ret = __SOCKETCALL (SOCKOP_##name, args); \
+ sc_ret; \
+ })
+
+
+#if IS_IN (libc)
+# define __pthread_enable_asynccancel __libc_enable_asynccancel
+# define __pthread_disable_asynccancel __libc_disable_asynccancel
+#endif
+
+#define SOCKETCALL_CANCEL(name, args...) \
+ ({ \
+ int oldtype = LIBC_CANCEL_ASYNC (); \
+ long int sc_ret = __SOCKETCALL (SOCKOP_##name, args); \
+ LIBC_CANCEL_RESET (oldtype); \
+ sc_ret; \
+ })
+
+
#endif /* sys/socketcall.h */