1#include <sys/syscall.h> 2 3__attribute__((__visibility__("hidden"))) 4long __syscall_cp_internal(volatile void*, long long, long long, long long, long long, 5 long long, long long, long long); 6 7struct __timespec { long long tv_sec; long tv_nsec; }; 8struct __timespec_kernel { long long tv_sec; long long tv_nsec; }; 9#define __tsc(X) ((struct __timespec*)(unsigned long)(X)) 10#define __fixup(X) do { if(X) { \ 11 ts->tv_sec = __tsc(X)->tv_sec; \ 12 ts->tv_nsec = __tsc(X)->tv_nsec; \ 13 (X) = (unsigned long)ts; } } while(0) 14 15__attribute__((__visibility__("hidden"))) 16long __syscall_cp_asm (volatile void * foo, long long n, long long a1, long long a2, long long a3, 17 long long a4, long long a5, long long a6) 18{ 19 struct __timespec_kernel ts[1]; 20 switch (n) { 21 case SYS_mq_timedsend: case SYS_mq_timedreceive: case SYS_pselect6: 22 __fixup(a5); 23 break; 24 case SYS_futex: 25 if((a2 & (~128 /* FUTEX_PRIVATE_FLAG */)) == 0 /* FUTEX_WAIT */) 26 __fixup(a4); 27 break; 28 case SYS_clock_nanosleep: 29 case SYS_rt_sigtimedwait: case SYS_ppoll: 30 __fixup(a3); 31 break; 32 case SYS_nanosleep: 33 __fixup(a1); 34 break; 35 } 36 return __syscall_cp_internal(foo, n, a1, a2, a3, a4, a5, a6); 37} 38 39