summaryrefslogtreecommitdiffstats
path: root/libc/SYSCALLS.TXT
blob: 4bcccb5b1ac9df44917925bf3091bba9f0e1509e (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
# this file is used to list all the syscalls that will be supported by
# the Bionic C library. It is used to automatically generate the syscall
# stubs, the list of syscall constants (__NR_xxxx) and the content of <linux/_unitsd.h>
#
# each non comment line has the following format:
#
# return_type    func_name[:syscall_name[:call_id]]([parameter_list])  (#syscall_number|stub)
#
# note that:
#      - syscall_name correspond to the name of the syscall, which may differ from
#        the exported function name (example: the exit syscall is implemented by the _exit()
#        function, which is not the same as the standard C exit() function which calls it)
#        The call_id parameter, given that func_name and syscall_name have
#        been provided, allows the user to specify dispatch style syscalls.
#        For example, socket() syscall on i386 actually becomes:
#          socketcall(__NR_socket, 1, *(rest of args on stack)).
#
#      - each parameter type is assumed to be stored on 32 bits, there is no plan to support
#        64-bit architectures at the moment
#
#      - it there is "stub" instead of a syscall number, the tool will not generate any
#        assembler template for the syscall; it's up to the bionic implementation to provide
#        a relevant C stub
#
#      - additionally, if the syscall number is different amoung ARM, x86 and SuperH, use:
#        return_type funcname[:syscall_name](parameters) arm_number,x86_number,superh_number
#
# the file is processed by a python script named gensyscalls.py
#

# process management
void    _exit:exit_group (int)      248,252
void    _exit_thread:exit (int)	    1
pid_t   __fork:fork (void)           2
pid_t   _waitpid:waitpid (pid_t, int*, int, struct rusage*)   -1,7
int     waitid(int, pid_t, struct siginfo_t*, int,void*)          280,284

# NOTE: this system call is never called directly, but we list it there
#       to have __NR_clone properly defined.
#
pid_t   __sys_clone:clone (int, void*, int*, void*, int*) 120

int     execve (const char*, char* const*, char* const*)  11

int     __setuid:setuid32 (uid_t)    213
uid_t   getuid:getuid32 ()         199
gid_t   getgid:getgid32 ()         200
uid_t   geteuid:geteuid32 ()       201
gid_t   getegid:getegid32 ()       202
uid_t   getresuid:getresuid32 ()   209
gid_t   getresgid:getresgid32 ()   211
pid_t   gettid()                   224
int     getgroups:getgroups32(int, gid_t *)    205
pid_t   getpgid(pid_t)             132
pid_t   getppid()		   64
pid_t   setsid()                   66
int     setgid:setgid32(gid_t)     214
int     seteuid:seteuid32(uid_t)   stub
int     __setreuid:setreuid32(uid_t, uid_t)   203
int     __setresuid:setresuid32(uid_t, uid_t, uid_t)   208
int     setresgid:setresgid32(gid_t, gid_t, gid_t)   210
void*   __brk:brk(void*)           45
# see comments in arch-arm/bionic/kill.S to understand why we don't generate an ARM stub for kill/tkill
int     kill(pid_t, int)           -1,37
int     tkill(pid_t tid, int sig)  -1,238
int     __ptrace:ptrace(int request, int pid, void* addr, void* data)  26
int     __set_thread_area:set_thread_area(void*  user_desc)  -1,243
int     __getpriority:getpriority(int, int)  96
int     setpriority(int, int, int)   97
int     setrlimit(int resource, const struct rlimit *rlp)  75
int     getrlimit:ugetrlimit(int resource, struct rlimit *rlp)  191
int     getrusage(int who, struct rusage*  r_usage)  77
int     setgroups:setgroups32(int, const gid_t *)   206
pid_t   getpgrp(void)  stub
int     setpgid(pid_t, pid_t)  57
pid_t   vfork(void)  190,-1,190
int     setregid:setregid32(gid_t, gid_t)  204
int     chroot(const char *)  61
int     prctl(int option, unsigned int arg2, unsigned int arg3, unsigned int arg4, unsigned int arg5)  172
int     capget(cap_user_header_t header, cap_user_data_t data) 184
int     capset(cap_user_header_t header, const cap_user_data_t data) 185
int     sigaltstack(const stack_t*, stack_t*) 186
int     acct(const char*  filepath)  51

# file descriptors
ssize_t     read (int, void*, size_t)        3
ssize_t     write (int, const void*, size_t)       4
ssize_t     __pread64:pread64 (int, void *, size_t, off_t, off_t) 180
ssize_t     __pwrite64:pwrite64 (int, void *, size_t, off_t, off_t) 181
int         __open:open (const char*, int, mode_t)  5
int         __openat:openat (int, const char*, int, mode_t)  322,295
int         close (int)                      6
int         creat(const char*, mode_t)       stub
off_t       lseek(int, off_t, int)           19
int         __llseek:_llseek (int, unsigned long, unsigned long, loff_t*, int)  140
pid_t       getpid ()    20
void *      mmap(void *, size_t, int, int, int, long)  stub
void *      __mmap2:mmap2(void*, size_t, int, int, int, long)   192
int         munmap(void *, size_t)  91
void *      mremap(void *, size_t, size_t, unsigned long)  163
int         msync(const void *, size_t, int)    144
int         mprotect(const void *, size_t, int)  125
int         madvise(const void *, size_t, int)  220,219
int         mlock(const void *addr, size_t len)    150
int         munlock(const void *addr, size_t len)   151
int         mincore(void*  start, size_t  length, unsigned char*  vec)   219,218
int         __ioctl:ioctl(int, int, void *)  54
int         readv(int, const struct iovec *, int)   145
int         writev(int, const struct iovec *, int)  146
int         __fcntl:fcntl(int, int, void*)  55
int         flock(int, int)   143
int         fchmod(int, mode_t)  94
int         dup(int)  41
int         pipe(int *)  42,42,-1
int         pipe2(int *, int) 359,331
int         dup2(int, int)   63
int         select:_newselect(int, struct fd_set *, struct fd_set *, struct fd_set *, struct timeval *)  142
int         ftruncate(int, off_t)  93
int         getdents:getdents64(unsigned int, struct dirent *, unsigned int)   217,220
int         fsync(int)  118
int         fchown:fchown32(int, uid_t, gid_t)  207
void        sync(void)  36
int         __fcntl64:fcntl64(int, int, void *)  221
int         __fstatfs64:fstatfs64(int, size_t, struct statfs *)  267,269
ssize_t     sendfile(int out_fd, int in_fd, off_t *offset, size_t count)  187
int         fstatat:fstatat64(int dirfd, const char *path, struct stat *buf, int flags)   327,300
int         mkdirat(int dirfd, const char *pathname, mode_t mode)  323,296
int         fchownat(int dirfd, const char *path, uid_t owner, gid_t group, int flags)  325,298
int         fchmodat(int dirfd, const char *path, mode_t mode, int flags)  333,306
int         renameat(int olddirfd, const char *oldpath, int newdirfd, const char *newpath)  329,302

# file system
int     link (const char*, const char*)  9
int     unlink (const char*)             10
int     unlinkat (int, const char *, int)   328,301
int     chdir (const char*)              12
int     mknod (const char*, mode_t, dev_t)  14
int     chmod (const char*,mode_t)          15
int     chown:chown32(const char *, uid_t, gid_t)  212
int     lchown:lchown32 (const char*, uid_t, gid_t)  198
int     mount (const char*, const char*, const char*, unsigned long, const void*)  21
int     umount(const char*)  stub
int     umount2 (const char*, int)  52
int     fstat:fstat64(int, struct stat*)    197
int     stat:stat64(const char *, struct stat *)  195
int     lstat:lstat64(const char *, struct stat *)  196
int     mkdir(const char *, mode_t) 39
int     readlink(const char *, char *, size_t)  85
int     rmdir(const char *)  40
int     rename(const char *, const char *)  38
int     __getcwd:getcwd(char * buf, size_t size)  183
int     access(const char *, int)  33
int     symlink(const char *, const char *)  83
int     fchdir(int)    133
int     truncate(const char*, off_t)    92
int     __statfs64:statfs64(const char *, size_t, struct statfs *)  266,268
# time
int           pause ()                       29
int           gettimeofday(struct timeval*, struct timezone*)       78
int           settimeofday(const struct timeval*, const struct timezone*)   79
clock_t       times(struct tms *)       43
int           nanosleep(const struct timespec *, struct timespec *)   162
int           clock_gettime(clockid_t clk_id, struct timespec *tp)    263,265
int           clock_settime(clockid_t clk_id, const struct timespec *tp)  262,264
int           clock_getres(clockid_t clk_id, struct timespec *res)   264,266
int           clock_nanosleep(const struct timespec *req, struct timespec *rem)  265,267
int           getitimer(int, const struct itimerval *)   105
int           setitimer(int, const struct itimerval *, struct itimerval *)  104
int           __timer_create:timer_create(clockid_t clockid, struct sigevent *evp, timer_t *timerid)    257,259
int           __timer_settime:timer_settime(timer_t, int, const struct itimerspec*, struct itimerspec*) 258,260
int           __timer_gettime:timer_gettime(timer_t, struct itimerspec*)                                259,261
int           __timer_getoverrun:timer_getoverrun(timer_t)                                              260,262
int           __timer_delete:timer_delete(timer_t)                                                      261,263
int           utimes(const char*, const struct timeval tvp[2])                          269, 271

# signals
int     sigaction(int, const struct sigaction *, struct sigaction *)  67
int     sigprocmask(int, const sigset_t *, sigset_t *)  126
int     __sigsuspend:sigsuspend(int unused1, int unused2, unsigned mask)  72
int     __rt_sigaction:rt_sigaction (int sig, const struct sigaction *act, struct sigaction *oact, size_t sigsetsize)  174
int     __rt_sigprocmask:rt_sigprocmask (int  how, const sigset_t *set, sigset_t *oset, size_t sigsetsize)  175
int     __rt_sigtimedwait:rt_sigtimedwait(const sigset_t *set, struct siginfo_t  *info, struct timespec_t  *timeout, size_t  sigset_size)  177
int     sigpending(sigset_t *)  73

# sockets
int           socket(int, int, int)              281,-1
int           socketpair(int, int, int, int*)    288,-1
int           bind(int, struct sockaddr *, int)  282,-1
int           connect(int, struct sockaddr *, socklen_t)   283,-1
int           listen(int, int)                   284,-1
int           accept(int, struct sockaddr *, socklen_t *)  285,-1
int           getsockname(int, struct sockaddr *, socklen_t *)  286,-1
int           getpeername(int, struct sockaddr *, socklen_t *)  287,-1
int           sendto(int, const void *, size_t, int, const struct sockaddr *, socklen_t)  290,-1
int           recvfrom(int, void *, size_t, unsigned int, struct sockaddr *, socklen_t *)  292,-1
int           shutdown(int, int)  293,-1
int           setsockopt(int, int, int, const void *, socklen_t)  294,-1
int           getsockopt(int, int, int, void *, socklen_t *)    295,-1
int           sendmsg(int, const struct msghdr *, unsigned int)  296,-1
int           recvmsg(int, struct msghdr *, unsigned int)   297,-1

# sockets for x86. These are done as an "indexed" call to socketcall syscall.
int           socket:socketcall:1 (int, int, int) -1,102,-1
int           bind:socketcall:2 (int, struct sockaddr *, int)  -1,102,-1
int           connect:socketcall:3(int, struct sockaddr *, socklen_t)   -1,102,-1
int           listen:socketcall:4(int, int)                   -1,102,-1
int           accept:socketcall:5(int, struct sockaddr *, socklen_t *)  -1,102,-1
int           getsockname:socketcall:6(int, struct sockaddr *, socklen_t *)  -1,102,-1
int           getpeername:socketcall:7(int, struct sockaddr *, socklen_t *)  -1,102,-1
int           socketpair:socketcall:8(int, int, int, int*)    -1,102,-1
int           sendto:socketcall:11(int, const void *, size_t, int, const struct sockaddr *, socklen_t)  -1,102,-1
int           recvfrom:socketcall:12(int, void *, size_t, unsigned int, struct sockaddr *, socklen_t *)  -1,102,-1
int           shutdown:socketcall:13(int, int)  -1,102,-1
int           setsockopt:socketcall:14(int, int, int, const void *, socklen_t)  -1,102,-1
int           getsockopt:socketcall:15(int, int, int, void *, socklen_t *)    -1,102,-1
int           sendmsg:socketcall:16(int, const struct msghdr *, unsigned int)  -1,102,-1
int           recvmsg:socketcall:17(int, struct msghdr *, unsigned int)   -1,102,-1

# sockets for sh.
int           __socketcall:__socketcall(int, unsigned long*) -1,-1,102

# scheduler & real-time
int sched_setscheduler(pid_t pid, int policy, const struct sched_param *param)  156
int sched_getscheduler(pid_t pid)  157
int sched_yield(void)  158
int sched_setparam(pid_t pid, const struct sched_param *param)  154
int sched_getparam(pid_t pid, struct sched_param *param)  155
int sched_get_priority_max(int policy)  159
int sched_get_priority_min(int policy)  160
int sched_rr_get_interval(pid_t pid, struct timespec *interval)  161

# io priorities
int ioprio_set(int which, int who, int ioprio) 314,289,288
int ioprio_get(int which, int who) 315,290,289

# other
int     uname(struct utsname *)  122
pid_t   __wait4:wait4(pid_t pid, int *status, int options, struct rusage *rusage)   114
mode_t  umask(mode_t)  60
int      __reboot:reboot(int, int, int, void *)  88
int     __syslog:syslog(int, char *, int)  103
int     init_module(void *, unsigned long, const char *)  128
int     delete_module(const char*, unsigned int)   129
int     klogctl:syslog(int, char *, int)   103
int     sysinfo(struct sysinfo *)  116

# futex
int	futex(void *, int, int, void *, void *, int) 240

# epoll
int     epoll_create(int size)     250,254
int     epoll_ctl(int epfd, int op, int fd, struct epoll_event *event)    251,255
int     epoll_wait(int epfd, struct epoll_event *events, int max, int timeout)   252,256

int     inotify_init(void)      316,291,290
int     inotify_add_watch(int, const char *, unsigned int)  317,292,291
int     inotify_rm_watch(int, unsigned int)  318,293,292

int     poll(struct pollfd *, unsigned int, long)  168

# ARM-specific ARM_NR_BASE == 0x0f0000 == 983040
int     __set_tls:ARM_set_tls(void*)                                 983045,-1
int     cacheflush:ARM_cacheflush(long start, long end, long flags)  983042,-1