#define __SYSCALL_LL_E(x) (x) #define __SYSCALL_LL_O(x) (x) __attribute__((visibility("hidden"))) long (__syscall)(long, ...); #define SYSCALL_RLIM_INFINITY (-1UL/2) #include struct kernel_stat { unsigned int st_dev; unsigned int __pad1[3]; unsigned long long st_ino; unsigned int st_mode; unsigned int st_nlink; int st_uid; int st_gid; unsigned int st_rdev; unsigned int __pad2[3]; long long st_size; unsigned int st_atime_sec; unsigned int st_atime_nsec; unsigned int st_mtime_sec; unsigned int st_mtime_nsec; unsigned int st_ctime_sec; unsigned int st_ctime_nsec; unsigned int st_blksize; unsigned int __pad3; unsigned long long st_blocks; }; static void __stat_fix(struct kernel_stat *kst, struct stat *st) { st->st_dev = kst->st_dev; st->st_ino = kst->st_ino; st->st_mode = kst->st_mode; st->st_nlink = kst->st_nlink; st->st_uid = kst->st_uid; st->st_gid = kst->st_gid; st->st_rdev = kst->st_rdev; st->st_size = kst->st_size; st->st_atim.tv_sec = kst->st_atime_sec; st->st_atim.tv_nsec = kst->st_atime_nsec; st->st_mtim.tv_sec = kst->st_mtime_sec; st->st_mtim.tv_nsec = kst->st_mtime_nsec; st->st_ctim.tv_sec = kst->st_ctime_sec; st->st_ctim.tv_nsec = kst->st_ctime_nsec; st->st_blksize = kst->st_blksize; st->st_blocks = kst->st_blocks; } #ifndef __clang__ static inline long __syscall0(long n) { register long r7 __asm__("$7"); register long r2 __asm__("$2"); __asm__ __volatile__ ( "daddu $2,$0,%2 ; syscall" : "=&r"(r2), "=r"(r7) : "ir"(n), "0"(r2), "1"(r7) : "$1", "$3", "$8", "$9", "$10", "$11", "$12", "$13", "$14", "$15", "$24", "$25", "hi", "lo", "memory"); return r7 ? -r2 : r2; } static inline long __syscall1(long n, long a) { register long r4 __asm__("$4") = a; register long r7 __asm__("$7"); register long r2 __asm__("$2"); __asm__ __volatile__ ( "daddu $2,$0,%2 ; syscall" : "=&r"(r2), "=r"(r7) : "ir"(n), "0"(r2), "1"(r7), "r"(r4) : "$1", "$3", "$8", "$9", "$10", "$11", "$12", "$13", "$14", "$15", "$24", "$25", "hi", "lo", "memory"); return r7 ? -r2 : r2; } static inline long __syscall2(long n, long a, long b) { struct kernel_stat kst; long ret; register long r4 __asm__("$4"); register long r5 __asm__("$5"); register long r7 __asm__("$7"); register long r2 __asm__("$2"); r5 = b; if (n == SYS_stat || n == SYS_fstat || n == SYS_lstat) r5 = (long) &kst; r4 = a; __asm__ __volatile__ ( "daddu $2,$0,%2 ; syscall" : "=&r"(r2), "=r"(r7) : "ir"(n), "0"(r2), "1"(r7), "r"(r4), "r"(r5) : "$1", "$3", "$8", "$9", "$10", "$11", "$12", "$13", "$14", "$15", "$24", "$25", "hi", "lo", "memory"); if (r7) return -r2; ret = r2; if (n == SYS_stat || n == SYS_fstat || n == SYS_lstat) __stat_fix(&kst, (struct stat *)b); return ret; } static inline long __syscall3(long n, long a, long b, long c) { struct kernel_stat kst; long ret; register long r4 __asm__("$4"); register long r5 __asm__("$5"); register long r6 __asm__("$6"); register long r7 __asm__("$7"); register long r2 __asm__("$2"); r5 = b; if (n == SYS_stat || n == SYS_fstat || n == SYS_lstat) r5 = (long) &kst; r4 = a; r6 = c; __asm__ __volatile__ ( "daddu $2,$0,%2 ; syscall" : "=&r"(r2), "=r"(r7) : "ir"(n), "0"(r2), "1"(r7), "r"(r4), "r"(r5), "r"(r6) : "$1", "$3", "$8", "$9", "$10", "$11", "$12", "$13", "$14", "$15", "$24", "$25", "hi", "lo", "memory"); if (r7) return -r2; ret = r2; if (n == SYS_stat || n == SYS_fstat || n == SYS_lstat) __stat_fix(&kst, (struct stat *)b); return ret; } static inline long __syscall4(long n, long a, long b, long c, long d) { struct kernel_stat kst; long ret; register long r4 __asm__("$4"); register long r5 __asm__("$5"); register long r6 __asm__("$6"); register long r7 __asm__("$7"); register long r2 __asm__("$2"); r5 = b; if (n == SYS_stat || n == SYS_fstat || n == SYS_lstat) r5 = (long) &kst; r4 = a; r6 = c; r7 = d; __asm__ __volatile__ ( "daddu $2,$0,%2 ; syscall" : "=&r"(r2), "=r"(r7) : "ir"(n), "0"(r2), "1"(r7), "r"(r4), "r"(r5), "r"(r6) : "$1", "$3", "$8", "$9", "$10", "$11", "$12", "$13", "$14", "$15", "$24", "$25", "hi", "lo", "memory"); if (r7) return -r2; ret = r2; if (n == SYS_stat || n == SYS_fstat || n == SYS_lstat) __stat_fix(&kst, (struct stat *)b); return ret; } #else static inline long __syscall0(long n) { return (__syscall)(n); } static inline long __syscall1(long n, long a) { return (__syscall)(n, a); } static inline long __syscall2(long n, long a, long b) { long r2; long old_b = b; struct kernel_stat kst; if (n == SYS_stat || n == SYS_fstat || n == SYS_lstat) b = (long) &kst; r2 = (__syscall)(n, a, b); if (r2 > -4096UL) return r2; if (n == SYS_stat || n == SYS_fstat || n == SYS_lstat) __stat_fix(&kst, (struct stat *)old_b); return r2; } static inline long __syscall3(long n, long a, long b, long c) { long r2; long old_b = b; struct kernel_stat kst; if (n == SYS_stat || n == SYS_fstat || n == SYS_lstat) b = (long) &kst; r2 = (__syscall)(n, a, b, c); if (r2 > -4096UL) return r2; if (n == SYS_stat || n == SYS_fstat || n == SYS_lstat) __stat_fix(&kst, (struct stat *)old_b); return r2; } static inline long __syscall4(long n, long a, long b, long c, long d) { long r2; long old_b = b; struct kernel_stat kst; if (n == SYS_stat || n == SYS_fstat || n == SYS_lstat) b = (long) &kst; r2 = (__syscall)(n, a, b, c, d); if (r2 > -4096UL) return r2; if (n == SYS_stat || n == SYS_fstat || n == SYS_lstat) __stat_fix(&kst, (struct stat *)old_b); return r2; } #endif static inline long __syscall5(long n, long a, long b, long c, long d, long e) { long r2; long old_b = b; struct kernel_stat kst; if (n == SYS_stat || n == SYS_fstat || n == SYS_lstat) b = (long) &kst; r2 = (__syscall)(n, a, b, c, d, e); if (r2 > -4096UL) return r2; if (n == SYS_stat || n == SYS_fstat || n == SYS_lstat) __stat_fix(&kst, (struct stat *)old_b); return r2; } static inline long __syscall6(long n, long a, long b, long c, long d, long e, long f) { long r2; long old_b = b; struct kernel_stat kst; if (n == SYS_stat || n == SYS_fstat || n == SYS_lstat) b = (long) &kst; r2 = (__syscall)(n, a, b, c, d, e, f); if (r2 > -4096UL) return r2; if (n == SYS_stat || n == SYS_fstat || n == SYS_lstat) __stat_fix(&kst, (struct stat *)old_b); return r2; } #define VDSO_USEFUL #define VDSO_CGT_SYM "__vdso_clock_gettime" #define VDSO_CGT_VER "LINUX_2.6"