Rich Felker | 208eb58 | 2012-09-08 22:43:14 -0400 | [diff] [blame] | 1 | #ifndef _INTERNAL_SYSCALL_H |
| 2 | #define _INTERNAL_SYSCALL_H |
Rich Felker | 685e40b | 2011-03-19 21:36:10 -0400 | [diff] [blame] | 3 | |
Rich Felker | 5ce3737 | 2018-09-12 00:08:09 -0400 | [diff] [blame] | 4 | #include <features.h> |
Rich Felker | 685e40b | 2011-03-19 21:36:10 -0400 | [diff] [blame] | 5 | #include <sys/syscall.h> |
Rich Felker | 208eb58 | 2012-09-08 22:43:14 -0400 | [diff] [blame] | 6 | #include "syscall_arch.h" |
| 7 | |
Szabolcs Nagy | 8258014 | 2014-05-30 08:47:35 +0200 | [diff] [blame] | 8 | #ifndef SYSCALL_RLIM_INFINITY |
| 9 | #define SYSCALL_RLIM_INFINITY (~0ULL) |
| 10 | #endif |
| 11 | |
Rich Felker | b5bbe79 | 2014-07-30 23:24:31 -0400 | [diff] [blame] | 12 | #ifndef SYSCALL_MMAP2_UNIT |
| 13 | #define SYSCALL_MMAP2_UNIT 4096ULL |
| 14 | #endif |
| 15 | |
Rich Felker | 7cc3a28 | 2016-08-11 18:36:46 -0400 | [diff] [blame] | 16 | #ifndef __SYSCALL_LL_PRW |
| 17 | #define __SYSCALL_LL_PRW(x) __SYSCALL_LL_O(x) |
| 18 | #endif |
| 19 | |
rofl0r | bf84967 | 2014-01-07 03:31:34 +0100 | [diff] [blame] | 20 | #ifndef __scc |
Rich Felker | d8b5877 | 2014-02-23 05:43:09 -0500 | [diff] [blame] | 21 | #define __scc(X) ((long) (X)) |
| 22 | typedef long syscall_arg_t; |
rofl0r | 5cc1d92 | 2014-01-07 16:49:23 +0100 | [diff] [blame] | 23 | #endif |
| 24 | |
Rich Felker | 788d5e2 | 2019-04-10 20:11:19 -0400 | [diff] [blame] | 25 | hidden long __syscall_ret(unsigned long), |
rofl0r | 5cc1d92 | 2014-01-07 16:49:23 +0100 | [diff] [blame] | 26 | __syscall_cp(syscall_arg_t, syscall_arg_t, syscall_arg_t, syscall_arg_t, |
| 27 | syscall_arg_t, syscall_arg_t, syscall_arg_t); |
| 28 | |
rofl0r | bf84967 | 2014-01-07 03:31:34 +0100 | [diff] [blame] | 29 | #define __syscall1(n,a) __syscall1(n,__scc(a)) |
| 30 | #define __syscall2(n,a,b) __syscall2(n,__scc(a),__scc(b)) |
| 31 | #define __syscall3(n,a,b,c) __syscall3(n,__scc(a),__scc(b),__scc(c)) |
| 32 | #define __syscall4(n,a,b,c,d) __syscall4(n,__scc(a),__scc(b),__scc(c),__scc(d)) |
| 33 | #define __syscall5(n,a,b,c,d,e) __syscall5(n,__scc(a),__scc(b),__scc(c),__scc(d),__scc(e)) |
| 34 | #define __syscall6(n,a,b,c,d,e,f) __syscall6(n,__scc(a),__scc(b),__scc(c),__scc(d),__scc(e),__scc(f)) |
Rich Felker | d7b5834 | 2019-05-05 11:15:23 -0400 | [diff] [blame^] | 35 | #define __syscall7(n,a,b,c,d,e,f,g) __syscall7(n,__scc(a),__scc(b),__scc(c),__scc(d),__scc(e),__scc(f),__scc(g)) |
Rich Felker | 208eb58 | 2012-09-08 22:43:14 -0400 | [diff] [blame] | 36 | |
Rich Felker | 9a3bbce | 2012-09-09 14:53:06 -0400 | [diff] [blame] | 37 | #define __SYSCALL_NARGS_X(a,b,c,d,e,f,g,h,n,...) n |
Rich Felker | 3df0b66 | 2013-07-17 10:43:04 -0400 | [diff] [blame] | 38 | #define __SYSCALL_NARGS(...) __SYSCALL_NARGS_X(__VA_ARGS__,7,6,5,4,3,2,1,0,) |
Rich Felker | 208eb58 | 2012-09-08 22:43:14 -0400 | [diff] [blame] | 39 | #define __SYSCALL_CONCAT_X(a,b) a##b |
| 40 | #define __SYSCALL_CONCAT(a,b) __SYSCALL_CONCAT_X(a,b) |
| 41 | #define __SYSCALL_DISP(b,...) __SYSCALL_CONCAT(b,__SYSCALL_NARGS(__VA_ARGS__))(__VA_ARGS__) |
| 42 | |
| 43 | #define __syscall(...) __SYSCALL_DISP(__syscall,__VA_ARGS__) |
| 44 | #define syscall(...) __syscall_ret(__syscall(__VA_ARGS__)) |
Rich Felker | 685e40b | 2011-03-19 21:36:10 -0400 | [diff] [blame] | 45 | |
Rich Felker | 685e40b | 2011-03-19 21:36:10 -0400 | [diff] [blame] | 46 | #define socketcall __socketcall |
Rich Felker | feee989 | 2011-04-17 11:43:03 -0400 | [diff] [blame] | 47 | #define socketcall_cp __socketcall_cp |
| 48 | |
Rich Felker | a9be201 | 2011-05-01 22:16:04 -0400 | [diff] [blame] | 49 | #define __syscall_cp0(n) (__syscall_cp)(n,0,0,0,0,0,0) |
rofl0r | bf84967 | 2014-01-07 03:31:34 +0100 | [diff] [blame] | 50 | #define __syscall_cp1(n,a) (__syscall_cp)(n,__scc(a),0,0,0,0,0) |
| 51 | #define __syscall_cp2(n,a,b) (__syscall_cp)(n,__scc(a),__scc(b),0,0,0,0) |
| 52 | #define __syscall_cp3(n,a,b,c) (__syscall_cp)(n,__scc(a),__scc(b),__scc(c),0,0,0) |
| 53 | #define __syscall_cp4(n,a,b,c,d) (__syscall_cp)(n,__scc(a),__scc(b),__scc(c),__scc(d),0,0) |
| 54 | #define __syscall_cp5(n,a,b,c,d,e) (__syscall_cp)(n,__scc(a),__scc(b),__scc(c),__scc(d),__scc(e),0) |
| 55 | #define __syscall_cp6(n,a,b,c,d,e,f) (__syscall_cp)(n,__scc(a),__scc(b),__scc(c),__scc(d),__scc(e),__scc(f)) |
Rich Felker | feee989 | 2011-04-17 11:43:03 -0400 | [diff] [blame] | 56 | |
Rich Felker | feee989 | 2011-04-17 11:43:03 -0400 | [diff] [blame] | 57 | #define __syscall_cp(...) __SYSCALL_DISP(__syscall_cp,__VA_ARGS__) |
| 58 | #define syscall_cp(...) __syscall_ret(__syscall_cp(__VA_ARGS__)) |
Rich Felker | 685e40b | 2011-03-19 21:36:10 -0400 | [diff] [blame] | 59 | |
Szabolcs Nagy | a5e133b | 2016-01-25 00:52:58 +0000 | [diff] [blame] | 60 | #ifndef SYSCALL_USE_SOCKETCALL |
Rich Felker | 208eb58 | 2012-09-08 22:43:14 -0400 | [diff] [blame] | 61 | #define __socketcall(nm,a,b,c,d,e,f) syscall(SYS_##nm, a, b, c, d, e, f) |
| 62 | #define __socketcall_cp(nm,a,b,c,d,e,f) syscall_cp(SYS_##nm, a, b, c, d, e, f) |
| 63 | #else |
| 64 | #define __socketcall(nm,a,b,c,d,e,f) syscall(SYS_socketcall, __SC_##nm, \ |
| 65 | ((long [6]){ (long)a, (long)b, (long)c, (long)d, (long)e, (long)f })) |
| 66 | #define __socketcall_cp(nm,a,b,c,d,e,f) syscall_cp(SYS_socketcall, __SC_##nm, \ |
| 67 | ((long [6]){ (long)a, (long)b, (long)c, (long)d, (long)e, (long)f })) |
| 68 | #endif |
| 69 | |
| 70 | /* fixup legacy 16-bit junk */ |
| 71 | |
| 72 | #ifdef SYS_getuid32 |
| 73 | #undef SYS_lchown |
| 74 | #undef SYS_getuid |
| 75 | #undef SYS_getgid |
| 76 | #undef SYS_geteuid |
| 77 | #undef SYS_getegid |
| 78 | #undef SYS_setreuid |
| 79 | #undef SYS_setregid |
| 80 | #undef SYS_getgroups |
| 81 | #undef SYS_setgroups |
| 82 | #undef SYS_fchown |
| 83 | #undef SYS_setresuid |
| 84 | #undef SYS_getresuid |
| 85 | #undef SYS_setresgid |
| 86 | #undef SYS_getresgid |
| 87 | #undef SYS_chown |
| 88 | #undef SYS_setuid |
| 89 | #undef SYS_setgid |
| 90 | #undef SYS_setfsuid |
| 91 | #undef SYS_setfsgid |
| 92 | #define SYS_lchown SYS_lchown32 |
| 93 | #define SYS_getuid SYS_getuid32 |
| 94 | #define SYS_getgid SYS_getgid32 |
| 95 | #define SYS_geteuid SYS_geteuid32 |
| 96 | #define SYS_getegid SYS_getegid32 |
| 97 | #define SYS_setreuid SYS_setreuid32 |
| 98 | #define SYS_setregid SYS_setregid32 |
| 99 | #define SYS_getgroups SYS_getgroups32 |
| 100 | #define SYS_setgroups SYS_setgroups32 |
| 101 | #define SYS_fchown SYS_fchown32 |
| 102 | #define SYS_setresuid SYS_setresuid32 |
| 103 | #define SYS_getresuid SYS_getresuid32 |
| 104 | #define SYS_setresgid SYS_setresgid32 |
| 105 | #define SYS_getresgid SYS_getresgid32 |
| 106 | #define SYS_chown SYS_chown32 |
| 107 | #define SYS_setuid SYS_setuid32 |
| 108 | #define SYS_setgid SYS_setgid32 |
| 109 | #define SYS_setfsuid SYS_setfsuid32 |
| 110 | #define SYS_setfsgid SYS_setfsgid32 |
| 111 | #endif |
| 112 | |
| 113 | |
| 114 | /* fixup legacy 32-bit-vs-lfs64 junk */ |
| 115 | |
| 116 | #ifdef SYS_fcntl64 |
| 117 | #undef SYS_fcntl |
| 118 | #define SYS_fcntl SYS_fcntl64 |
| 119 | #endif |
| 120 | |
| 121 | #ifdef SYS_getdents64 |
| 122 | #undef SYS_getdents |
| 123 | #define SYS_getdents SYS_getdents64 |
| 124 | #endif |
| 125 | |
| 126 | #ifdef SYS_ftruncate64 |
| 127 | #undef SYS_ftruncate |
| 128 | #undef SYS_truncate |
| 129 | #define SYS_ftruncate SYS_ftruncate64 |
| 130 | #define SYS_truncate SYS_truncate64 |
| 131 | #endif |
| 132 | |
| 133 | #ifdef SYS_stat64 |
| 134 | #undef SYS_stat |
Rich Felker | 208eb58 | 2012-09-08 22:43:14 -0400 | [diff] [blame] | 135 | #define SYS_stat SYS_stat64 |
Rich Felker | 106e65d | 2014-05-30 02:05:59 -0400 | [diff] [blame] | 136 | #endif |
| 137 | |
| 138 | #ifdef SYS_fstat64 |
| 139 | #undef SYS_fstat |
Rich Felker | 208eb58 | 2012-09-08 22:43:14 -0400 | [diff] [blame] | 140 | #define SYS_fstat SYS_fstat64 |
Rich Felker | 106e65d | 2014-05-30 02:05:59 -0400 | [diff] [blame] | 141 | #endif |
| 142 | |
| 143 | #ifdef SYS_lstat64 |
| 144 | #undef SYS_lstat |
Rich Felker | 208eb58 | 2012-09-08 22:43:14 -0400 | [diff] [blame] | 145 | #define SYS_lstat SYS_lstat64 |
Rich Felker | 106e65d | 2014-05-30 02:05:59 -0400 | [diff] [blame] | 146 | #endif |
| 147 | |
| 148 | #ifdef SYS_statfs64 |
| 149 | #undef SYS_statfs |
Rich Felker | 208eb58 | 2012-09-08 22:43:14 -0400 | [diff] [blame] | 150 | #define SYS_statfs SYS_statfs64 |
Rich Felker | 106e65d | 2014-05-30 02:05:59 -0400 | [diff] [blame] | 151 | #endif |
| 152 | |
| 153 | #ifdef SYS_fstatfs64 |
| 154 | #undef SYS_fstatfs |
Rich Felker | 208eb58 | 2012-09-08 22:43:14 -0400 | [diff] [blame] | 155 | #define SYS_fstatfs SYS_fstatfs64 |
| 156 | #endif |
| 157 | |
| 158 | #if defined(SYS_newfstatat) |
| 159 | #undef SYS_fstatat |
| 160 | #define SYS_fstatat SYS_newfstatat |
| 161 | #elif defined(SYS_fstatat64) |
| 162 | #undef SYS_fstatat |
| 163 | #define SYS_fstatat SYS_fstatat64 |
| 164 | #endif |
| 165 | |
| 166 | #ifdef SYS_ugetrlimit |
| 167 | #undef SYS_getrlimit |
| 168 | #define SYS_getrlimit SYS_ugetrlimit |
| 169 | #endif |
| 170 | |
| 171 | #ifdef SYS__newselect |
| 172 | #undef SYS_select |
| 173 | #define SYS_select SYS__newselect |
| 174 | #endif |
| 175 | |
| 176 | #ifdef SYS_pread64 |
| 177 | #undef SYS_pread |
| 178 | #undef SYS_pwrite |
| 179 | #define SYS_pread SYS_pread64 |
| 180 | #define SYS_pwrite SYS_pwrite64 |
| 181 | #endif |
| 182 | |
| 183 | #ifdef SYS_fadvise64_64 |
| 184 | #undef SYS_fadvise |
| 185 | #define SYS_fadvise SYS_fadvise64_64 |
Szabolcs Nagy | e63833c | 2015-02-07 17:25:58 +0100 | [diff] [blame] | 186 | #elif defined(SYS_fadvise64) |
| 187 | #undef SYS_fadvise |
| 188 | #define SYS_fadvise SYS_fadvise64 |
Rich Felker | 208eb58 | 2012-09-08 22:43:14 -0400 | [diff] [blame] | 189 | #endif |
| 190 | |
Rich Felker | 55f45bc | 2014-05-30 01:12:42 -0400 | [diff] [blame] | 191 | #ifdef SYS_sendfile64 |
| 192 | #undef SYS_sendfile |
| 193 | #define SYS_sendfile SYS_sendfile64 |
| 194 | #endif |
| 195 | |
Timo Teräs | fbeadd1 | 2014-04-17 20:58:17 +0300 | [diff] [blame] | 196 | /* socketcall calls */ |
| 197 | |
| 198 | #define __SC_socket 1 |
| 199 | #define __SC_bind 2 |
| 200 | #define __SC_connect 3 |
| 201 | #define __SC_listen 4 |
| 202 | #define __SC_accept 5 |
| 203 | #define __SC_getsockname 6 |
| 204 | #define __SC_getpeername 7 |
| 205 | #define __SC_socketpair 8 |
| 206 | #define __SC_send 9 |
| 207 | #define __SC_recv 10 |
| 208 | #define __SC_sendto 11 |
| 209 | #define __SC_recvfrom 12 |
| 210 | #define __SC_shutdown 13 |
| 211 | #define __SC_setsockopt 14 |
| 212 | #define __SC_getsockopt 15 |
| 213 | #define __SC_sendmsg 16 |
| 214 | #define __SC_recvmsg 17 |
| 215 | #define __SC_accept4 18 |
| 216 | #define __SC_recvmmsg 19 |
| 217 | #define __SC_sendmmsg 20 |
Rich Felker | 594c827 | 2014-05-24 22:54:05 -0400 | [diff] [blame] | 218 | |
| 219 | #ifdef SYS_open |
| 220 | #define __sys_open2(x,pn,fl) __syscall2(SYS_open, pn, (fl)|O_LARGEFILE) |
| 221 | #define __sys_open3(x,pn,fl,mo) __syscall3(SYS_open, pn, (fl)|O_LARGEFILE, mo) |
| 222 | #define __sys_open_cp2(x,pn,fl) __syscall_cp2(SYS_open, pn, (fl)|O_LARGEFILE) |
| 223 | #define __sys_open_cp3(x,pn,fl,mo) __syscall_cp3(SYS_open, pn, (fl)|O_LARGEFILE, mo) |
| 224 | #else |
Rich Felker | 9b880a6 | 2014-05-27 00:11:37 -0400 | [diff] [blame] | 225 | #define __sys_open2(x,pn,fl) __syscall3(SYS_openat, AT_FDCWD, pn, (fl)|O_LARGEFILE) |
| 226 | #define __sys_open3(x,pn,fl,mo) __syscall4(SYS_openat, AT_FDCWD, pn, (fl)|O_LARGEFILE, mo) |
| 227 | #define __sys_open_cp2(x,pn,fl) __syscall_cp3(SYS_openat, AT_FDCWD, pn, (fl)|O_LARGEFILE) |
| 228 | #define __sys_open_cp3(x,pn,fl,mo) __syscall_cp4(SYS_openat, AT_FDCWD, pn, (fl)|O_LARGEFILE, mo) |
Rich Felker | 594c827 | 2014-05-24 22:54:05 -0400 | [diff] [blame] | 229 | #endif |
| 230 | |
| 231 | #define __sys_open(...) __SYSCALL_DISP(__sys_open,,__VA_ARGS__) |
| 232 | #define sys_open(...) __syscall_ret(__sys_open(__VA_ARGS__)) |
| 233 | |
| 234 | #define __sys_open_cp(...) __SYSCALL_DISP(__sys_open_cp,,__VA_ARGS__) |
| 235 | #define sys_open_cp(...) __syscall_ret(__sys_open_cp(__VA_ARGS__)) |
Rich Felker | 9289931 | 2014-05-27 00:09:05 -0400 | [diff] [blame] | 236 | |
Rich Felker | 036df43 | 2018-09-13 00:03:20 -0400 | [diff] [blame] | 237 | hidden void __procfdname(char __buf[static 15+3*sizeof(int)], unsigned); |
Rich Felker | 6fcd60d | 2018-09-06 13:39:08 -0400 | [diff] [blame] | 238 | |
Rich Felker | 7e399fa | 2018-09-11 12:32:46 -0400 | [diff] [blame] | 239 | hidden void *__vdsosym(const char *, const char *); |
Rich Felker | cb229f6 | 2018-09-06 13:45:31 -0400 | [diff] [blame] | 240 | |
Rich Felker | 9289931 | 2014-05-27 00:09:05 -0400 | [diff] [blame] | 241 | #endif |