1 #ifndef _INTERNAL_SYSCALL_H
2 #define _INTERNAL_SYSCALL_H
4 #include <sys/syscall.h>
5 #include "syscall_arch.h"
7 #ifndef SYSCALL_RLIM_INFINITY
8 #define SYSCALL_RLIM_INFINITY (~0ULL)
11 #ifndef SYSCALL_MMAP2_UNIT
12 #define SYSCALL_MMAP2_UNIT 4096ULL
16 #define __scc(X) ((long) (X))
17 typedef long syscall_arg_t;
20 __attribute__((visibility("hidden")))
21 long __syscall_ret(unsigned long), __syscall(syscall_arg_t, ...),
22 __syscall_cp(syscall_arg_t, syscall_arg_t, syscall_arg_t, syscall_arg_t,
23 syscall_arg_t, syscall_arg_t, syscall_arg_t);
25 #ifdef SYSCALL_NO_INLINE
26 #define __syscall0(n) (__syscall)(n)
27 #define __syscall1(n,a) (__syscall)(n,__scc(a))
28 #define __syscall2(n,a,b) (__syscall)(n,__scc(a),__scc(b))
29 #define __syscall3(n,a,b,c) (__syscall)(n,__scc(a),__scc(b),__scc(c))
30 #define __syscall4(n,a,b,c,d) (__syscall)(n,__scc(a),__scc(b),__scc(c),__scc(d))
31 #define __syscall5(n,a,b,c,d,e) (__syscall)(n,__scc(a),__scc(b),__scc(c),__scc(d),__scc(e))
32 #define __syscall6(n,a,b,c,d,e,f) (__syscall)(n,__scc(a),__scc(b),__scc(c),__scc(d),__scc(e),__scc(f))
34 #define __syscall1(n,a) __syscall1(n,__scc(a))
35 #define __syscall2(n,a,b) __syscall2(n,__scc(a),__scc(b))
36 #define __syscall3(n,a,b,c) __syscall3(n,__scc(a),__scc(b),__scc(c))
37 #define __syscall4(n,a,b,c,d) __syscall4(n,__scc(a),__scc(b),__scc(c),__scc(d))
38 #define __syscall5(n,a,b,c,d,e) __syscall5(n,__scc(a),__scc(b),__scc(c),__scc(d),__scc(e))
39 #define __syscall6(n,a,b,c,d,e,f) __syscall6(n,__scc(a),__scc(b),__scc(c),__scc(d),__scc(e),__scc(f))
41 #define __syscall7(n,a,b,c,d,e,f,g) (__syscall)(n,__scc(a),__scc(b),__scc(c),__scc(d),__scc(e),__scc(f),__scc(g))
43 #define __SYSCALL_NARGS_X(a,b,c,d,e,f,g,h,n,...) n
44 #define __SYSCALL_NARGS(...) __SYSCALL_NARGS_X(__VA_ARGS__,7,6,5,4,3,2,1,0,)
45 #define __SYSCALL_CONCAT_X(a,b) a##b
46 #define __SYSCALL_CONCAT(a,b) __SYSCALL_CONCAT_X(a,b)
47 #define __SYSCALL_DISP(b,...) __SYSCALL_CONCAT(b,__SYSCALL_NARGS(__VA_ARGS__))(__VA_ARGS__)
49 #define __syscall(...) __SYSCALL_DISP(__syscall,__VA_ARGS__)
50 #define syscall(...) __syscall_ret(__syscall(__VA_ARGS__))
52 #define socketcall __socketcall
53 #define socketcall_cp __socketcall_cp
55 #define __syscall_cp0(n) (__syscall_cp)(n,0,0,0,0,0,0)
56 #define __syscall_cp1(n,a) (__syscall_cp)(n,__scc(a),0,0,0,0,0)
57 #define __syscall_cp2(n,a,b) (__syscall_cp)(n,__scc(a),__scc(b),0,0,0,0)
58 #define __syscall_cp3(n,a,b,c) (__syscall_cp)(n,__scc(a),__scc(b),__scc(c),0,0,0)
59 #define __syscall_cp4(n,a,b,c,d) (__syscall_cp)(n,__scc(a),__scc(b),__scc(c),__scc(d),0,0)
60 #define __syscall_cp5(n,a,b,c,d,e) (__syscall_cp)(n,__scc(a),__scc(b),__scc(c),__scc(d),__scc(e),0)
61 #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))
63 #define __syscall_cp(...) __SYSCALL_DISP(__syscall_cp,__VA_ARGS__)
64 #define syscall_cp(...) __syscall_ret(__syscall_cp(__VA_ARGS__))
66 #ifndef SYSCALL_USE_SOCKETCALL
67 #define __socketcall(nm,a,b,c,d,e,f) syscall(SYS_##nm, a, b, c, d, e, f)
68 #define __socketcall_cp(nm,a,b,c,d,e,f) syscall_cp(SYS_##nm, a, b, c, d, e, f)
70 #define __socketcall(nm,a,b,c,d,e,f) syscall(SYS_socketcall, __SC_##nm, \
71 ((long [6]){ (long)a, (long)b, (long)c, (long)d, (long)e, (long)f }))
72 #define __socketcall_cp(nm,a,b,c,d,e,f) syscall_cp(SYS_socketcall, __SC_##nm, \
73 ((long [6]){ (long)a, (long)b, (long)c, (long)d, (long)e, (long)f }))
76 /* fixup legacy 16-bit junk */
98 #define SYS_lchown SYS_lchown32
99 #define SYS_getuid SYS_getuid32
100 #define SYS_getgid SYS_getgid32
101 #define SYS_geteuid SYS_geteuid32
102 #define SYS_getegid SYS_getegid32
103 #define SYS_setreuid SYS_setreuid32
104 #define SYS_setregid SYS_setregid32
105 #define SYS_getgroups SYS_getgroups32
106 #define SYS_setgroups SYS_setgroups32
107 #define SYS_fchown SYS_fchown32
108 #define SYS_setresuid SYS_setresuid32
109 #define SYS_getresuid SYS_getresuid32
110 #define SYS_setresgid SYS_setresgid32
111 #define SYS_getresgid SYS_getresgid32
112 #define SYS_chown SYS_chown32
113 #define SYS_setuid SYS_setuid32
114 #define SYS_setgid SYS_setgid32
115 #define SYS_setfsuid SYS_setfsuid32
116 #define SYS_setfsgid SYS_setfsgid32
120 /* fixup legacy 32-bit-vs-lfs64 junk */
124 #define SYS_fcntl SYS_fcntl64
127 #ifdef SYS_getdents64
129 #define SYS_getdents SYS_getdents64
132 #ifdef SYS_ftruncate64
135 #define SYS_ftruncate SYS_ftruncate64
136 #define SYS_truncate SYS_truncate64
141 #define SYS_stat SYS_stat64
146 #define SYS_fstat SYS_fstat64
151 #define SYS_lstat SYS_lstat64
156 #define SYS_statfs SYS_statfs64
161 #define SYS_fstatfs SYS_fstatfs64
164 #if defined(SYS_newfstatat)
166 #define SYS_fstatat SYS_newfstatat
167 #elif defined(SYS_fstatat64)
169 #define SYS_fstatat SYS_fstatat64
172 #ifdef SYS_ugetrlimit
174 #define SYS_getrlimit SYS_ugetrlimit
177 #ifdef SYS__newselect
179 #define SYS_select SYS__newselect
185 #define SYS_pread SYS_pread64
186 #define SYS_pwrite SYS_pwrite64
189 #ifdef SYS_fadvise64_64
191 #define SYS_fadvise SYS_fadvise64_64
192 #elif defined(SYS_fadvise64)
194 #define SYS_fadvise SYS_fadvise64
197 #ifdef SYS_sendfile64
199 #define SYS_sendfile SYS_sendfile64
202 /* socketcall calls */
204 #define __SC_socket 1
206 #define __SC_connect 3
207 #define __SC_listen 4
208 #define __SC_accept 5
209 #define __SC_getsockname 6
210 #define __SC_getpeername 7
211 #define __SC_socketpair 8
214 #define __SC_sendto 11
215 #define __SC_recvfrom 12
216 #define __SC_shutdown 13
217 #define __SC_setsockopt 14
218 #define __SC_getsockopt 15
219 #define __SC_sendmsg 16
220 #define __SC_recvmsg 17
221 #define __SC_accept4 18
222 #define __SC_recvmmsg 19
223 #define __SC_sendmmsg 20
226 #define __sys_open2(x,pn,fl) __syscall2(SYS_open, pn, (fl)|O_LARGEFILE)
227 #define __sys_open3(x,pn,fl,mo) __syscall3(SYS_open, pn, (fl)|O_LARGEFILE, mo)
228 #define __sys_open_cp2(x,pn,fl) __syscall_cp2(SYS_open, pn, (fl)|O_LARGEFILE)
229 #define __sys_open_cp3(x,pn,fl,mo) __syscall_cp3(SYS_open, pn, (fl)|O_LARGEFILE, mo)
231 #define __sys_open2(x,pn,fl) __syscall3(SYS_openat, AT_FDCWD, pn, (fl)|O_LARGEFILE)
232 #define __sys_open3(x,pn,fl,mo) __syscall4(SYS_openat, AT_FDCWD, pn, (fl)|O_LARGEFILE, mo)
233 #define __sys_open_cp2(x,pn,fl) __syscall_cp3(SYS_openat, AT_FDCWD, pn, (fl)|O_LARGEFILE)
234 #define __sys_open_cp3(x,pn,fl,mo) __syscall_cp4(SYS_openat, AT_FDCWD, pn, (fl)|O_LARGEFILE, mo)
237 #define __sys_open(...) __SYSCALL_DISP(__sys_open,,__VA_ARGS__)
238 #define sys_open(...) __syscall_ret(__sys_open(__VA_ARGS__))
240 #define __sys_open_cp(...) __SYSCALL_DISP(__sys_open_cp,,__VA_ARGS__)
241 #define sys_open_cp(...) __syscall_ret(__sys_open_cp(__VA_ARGS__))