1#define __SYSCALL_LL_E(x) \ 2((union { long long ll; long l[2]; }){ .ll = x }).l[0], \ 3((union { long long ll; long l[2]; }){ .ll = x }).l[1] 4#define __SYSCALL_LL_O(x) __SYSCALL_LL_E((x)) 5 6static inline long __syscall0(long n) 7{ 8 unsigned long __ret; 9 __asm__ __volatile__ (".hidden __vsyscall ; call __vsyscall" : "=a"(__ret) : "a"(n) : "memory"); 10 return __ret; 11} 12 13static inline long __syscall1(long n, long a1) 14{ 15 unsigned long __ret; 16 __asm__ __volatile__ (".hidden __vsyscall ; call __vsyscall" : "=a"(__ret) : "a"(n), "d"(a1) : "memory"); 17 return __ret; 18} 19 20static inline long __syscall2(long n, long a1, long a2) 21{ 22 unsigned long __ret; 23 __asm__ __volatile__ (".hidden __vsyscall ; call __vsyscall" : "=a"(__ret) : "a"(n), "d"(a1), "c"(a2) : "memory"); 24 return __ret; 25} 26 27static inline long __syscall3(long n, long a1, long a2, long a3) 28{ 29 unsigned long __ret; 30 __asm__ __volatile__ (".hidden __vsyscall ; call __vsyscall" : "=a"(__ret) : "a"(n), "d"(a1), "c"(a2), "D"(a3) : "memory"); 31 return __ret; 32} 33 34static inline long __syscall4(long n, long a1, long a2, long a3, long a4) 35{ 36 unsigned long __ret; 37 __asm__ __volatile__ (".hidden __vsyscall ; call __vsyscall" : "=a"(__ret) : "a"(n), "d"(a1), "c"(a2), "D"(a3), "S"(a4) : "memory"); 38 return __ret; 39} 40 41static inline long __syscall5(long n, long a1, long a2, long a3, long a4, long a5) 42{ 43 unsigned long __ret; 44 __asm__ __volatile__ ("push %6 ; .hidden __vsyscall ; call __vsyscall ; add $4,%%esp" : "=a"(__ret) : "a"(n), "d"(a1), "c"(a2), "D"(a3), "S"(a4), "g"(a5) : "memory"); 45 return __ret; 46} 47 48static inline long __syscall6(long n, long a1, long a2, long a3, long a4, long a5, long a6) 49{ 50 unsigned long __ret; 51 __asm__ __volatile__ ("push %6 ; .hidden __vsyscall6 ; call __vsyscall6 ; add $4,%%esp" : "=a"(__ret) : "a"(n), "d"(a1), "c"(a2), "D"(a3), "S"(a4), "g"(0+(long[]){a5, a6}) : "memory"); 52 return __ret; 53} 54 55#define VDSO_USEFUL 56#define VDSO_CGT_SYM "__vdso_clock_gettime" 57#define VDSO_CGT_VER "LINUX_2.6" 58 59#define SYSCALL_USE_SOCKETCALL 60