1# this file is used to list all the syscalls that will be supported by 2# the Bionic C library. It is used to automatically generate the syscall 3# stubs, the list of syscall constants (__NR_xxxx) and the content of <linux/_unitsd.h> 4# 5# each non comment line has the following format: 6# 7# return_type func_name[:syscall_name[:call_id]]([parameter_list]) (syscall_number|"stub") 8# 9# note that: 10# - syscall_name correspond to the name of the syscall, which may differ from 11# the exported function name (example: the exit syscall is implemented by the _exit() 12# function, which is not the same as the standard C exit() function which calls it) 13# The call_id parameter, given that func_name and syscall_name have 14# been provided, allows the user to specify dispatch style syscalls. 15# For example, socket() syscall on i386 actually becomes: 16# socketcall(__NR_socket, 1, *(rest of args on stack)). 17# 18# - each parameter type is assumed to be stored on 32 bits, there is no plan to support 19# 64-bit architectures at the moment 20# 21# - it there is "stub" instead of a syscall number, the tool will not generate any 22# assembler template for the syscall; it's up to the bionic implementation to provide 23# a relevant C stub 24# 25# - additionally, if the syscall number is different amoung ARM, and x86, use: 26# return_type funcname[:syscall_name](parameters) arm_number,x86_number 27# 28# the file is processed by a python script named gensyscalls.py 29# 30 31# process management 32void _exit:exit_group (int) 248,252 33void _exit_thread:exit (int) 1 34pid_t __fork:fork (void) 2 35pid_t _waitpid:waitpid (pid_t, int*, int, struct rusage*) -1,7 36int __waitid:waitid(int, pid_t, struct siginfo_t*, int,void*) 280,284 37 38# NOTE: this system call is never called directly, but we list it there 39# to have __NR_clone properly defined. 40# 41pid_t __sys_clone:clone (int, void*, int*, void*, int*) 120 42 43int execve (const char*, char* const*, char* const*) 11 44 45int __setuid:setuid32 (uid_t) 213 46uid_t getuid:getuid32 () 199 47gid_t getgid:getgid32 () 200 48uid_t geteuid:geteuid32 () 201 49gid_t getegid:getegid32 () 202 50uid_t getresuid:getresuid32 (uid_t *ruid, uid_t *euid, uid_t *suid) 209 51gid_t getresgid:getresgid32 (gid_t *rgid, gid_t *egid, gid_t *sgid) 211 52pid_t gettid() 224 53ssize_t readahead(int, off64_t, size_t) 225 54int getgroups:getgroups32(int, gid_t *) 205 55pid_t getpgid(pid_t) 132 56pid_t getppid() 64 57pid_t setsid() 66 58int setgid:setgid32(gid_t) 214 59int seteuid:seteuid32(uid_t) stub 60int __setreuid:setreuid32(uid_t, uid_t) 203 61int __setresuid:setresuid32(uid_t, uid_t, uid_t) 208 62int setresgid:setresgid32(gid_t, gid_t, gid_t) 210 63void* __brk:brk(void*) 45 64# see comments in arch-arm/bionic/kill.S to understand why we don't generate an ARM stub for kill/tkill 65int kill(pid_t, int) -1,37 66int tkill(pid_t tid, int sig) -1,238 67int tgkill(pid_t tgid, pid_t tid, int sig) -1,270 68int __ptrace:ptrace(int request, int pid, void* addr, void* data) 26 69int __set_thread_area:set_thread_area(void* user_desc) -1,243 70int __getpriority:getpriority(int, int) 96 71int setpriority(int, int, int) 97 72int setrlimit(int resource, const struct rlimit *rlp) 75 73int getrlimit:ugetrlimit(int resource, struct rlimit *rlp) 191 74int getrusage(int who, struct rusage* r_usage) 77 75int setgroups:setgroups32(int, const gid_t *) 206 76pid_t getpgrp(void) stub 77int setpgid(pid_t, pid_t) 57 78pid_t vfork(void) 190,-1,190 79int setregid:setregid32(gid_t, gid_t) 204 80int chroot(const char *) 61 81# IMPORTANT: Even though <sys/prctl.h> declares prctl(int,...), the syscall stub must take 6 arguments 82# to match the kernel implementation. 83int prctl(int option, unsigned int arg2, unsigned int arg3, unsigned int arg4, unsigned int arg5) 172 84int capget(cap_user_header_t header, cap_user_data_t data) 184 85int capset(cap_user_header_t header, const cap_user_data_t data) 185 86int sigaltstack(const stack_t*, stack_t*) 186 87int acct(const char* filepath) 51 88 89# file descriptors 90ssize_t read (int, void*, size_t) 3 91ssize_t write (int, const void*, size_t) 4 92ssize_t pread64 (int, void *, size_t, off64_t) 180 93ssize_t pwrite64 (int, void *, size_t, off64_t) 181 94int __open:open (const char*, int, mode_t) 5 95int __openat:openat (int, const char*, int, mode_t) 322,295 96int close (int) 6 97int creat(const char*, mode_t) stub 98off_t lseek(int, off_t, int) 19 99int __llseek:_llseek (int, unsigned long, unsigned long, loff_t*, int) 140 100pid_t getpid () 20 101void * mmap(void *, size_t, int, int, int, long) stub 102void * __mmap2:mmap2(void*, size_t, int, int, int, long) 192 103int munmap(void *, size_t) 91 104void * mremap(void *, size_t, size_t, unsigned long) 163 105int msync(const void *, size_t, int) 144 106int mprotect(const void *, size_t, int) 125 107int madvise(const void *, size_t, int) 220,219 108int mlock(const void *addr, size_t len) 150 109int munlock(const void *addr, size_t len) 151 110int mincore(void* start, size_t length, unsigned char* vec) 219,218 111int __ioctl:ioctl(int, int, void *) 54 112int readv(int, const struct iovec *, int) 145 113int writev(int, const struct iovec *, int) 146 114int __fcntl:fcntl(int, int, void*) 55 115int flock(int, int) 143 116int fchmod(int, mode_t) 94 117int dup(int) 41 118int pipe(int *) 42,42 119int pipe2(int *, int) 359,331 120int dup2(int, int) 63 121int select:_newselect(int, struct fd_set *, struct fd_set *, struct fd_set *, struct timeval *) 142 122int ftruncate(int, off_t) 93 123int ftruncate64(int, off64_t) 194 124int getdents:getdents64(unsigned int, struct dirent *, unsigned int) 217,220 125int fsync(int) 118 126int fdatasync(int) 148 127int fchown:fchown32(int, uid_t, gid_t) 207 128void sync(void) 36 129int __fcntl64:fcntl64(int, int, void *) 221 130int __fstatfs64:fstatfs64(int, size_t, struct statfs *) 267,269 131ssize_t sendfile(int out_fd, int in_fd, off_t *offset, size_t count) 187 132int fstatat:fstatat64(int dirfd, const char *path, struct stat *buf, int flags) 327,300 133int mkdirat(int dirfd, const char *pathname, mode_t mode) 323,296 134int fchownat(int dirfd, const char *path, uid_t owner, gid_t group, int flags) 325,298 135int fchmodat(int dirfd, const char *path, mode_t mode, int flags) 333,306 136int renameat(int olddirfd, const char *oldpath, int newdirfd, const char *newpath) 329,302 137int fsetxattr(int, const char *, const void *, size_t, int) 228 138ssize_t fgetxattr(int, const char *, void *, size_t) 231 139ssize_t flistxattr(int, char *, size_t) 234 140int fremovexattr(int, const char *) 237 141 142# file system 143int link (const char*, const char*) 9 144int unlink (const char*) 10 145int unlinkat (int, const char *, int) 328,301 146int chdir (const char*) 12 147int mknod (const char*, mode_t, dev_t) 14 148int chmod (const char*,mode_t) 15 149int chown:chown32(const char *, uid_t, gid_t) 212 150int lchown:lchown32 (const char*, uid_t, gid_t) 198 151int mount (const char*, const char*, const char*, unsigned long, const void*) 21 152int umount(const char*) stub 153int umount2 (const char*, int) 52 154int fstat:fstat64(int, struct stat*) 197 155int stat:stat64(const char *, struct stat *) 195 156int lstat:lstat64(const char *, struct stat *) 196 157int mkdir(const char *, mode_t) 39 158int readlink(const char *, char *, size_t) 85 159int rmdir(const char *) 40 160int rename(const char *, const char *) 38 161int __getcwd:getcwd(char * buf, size_t size) 183 162int access(const char *, int) 33 163int faccessat(int, const char *, int, int) 334,307 164int symlink(const char *, const char *) 83 165int fchdir(int) 133 166int truncate(const char*, off_t) 92 167int setxattr(const char *, const char *, const void *, size_t, int) 226 168int lsetxattr(const char *, const char *, const void *, size_t, int) 227 169ssize_t getxattr(const char *, const char *, void *, size_t) 229 170ssize_t lgetxattr(const char *, const char *, void *, size_t) 230 171ssize_t listxattr(const char *, char *, size_t) 232 172ssize_t llistxattr(const char *, char *, size_t) 233 173int removexattr(const char *, const char *) 235 174int lremovexattr(const char *, const char *) 236 175int __statfs64:statfs64(const char *, size_t, struct statfs *) 266,268 176 177# time 178int pause () 29 179int gettimeofday(struct timeval*, struct timezone*) 78 180int settimeofday(const struct timeval*, const struct timezone*) 79 181clock_t times(struct tms *) 43 182int nanosleep(const struct timespec *, struct timespec *) 162 183int clock_gettime(clockid_t clk_id, struct timespec *tp) 263,265 184int clock_settime(clockid_t clk_id, const struct timespec *tp) 262,264 185int clock_getres(clockid_t clk_id, struct timespec *res) 264,266 186int clock_nanosleep(clockid_t clock_id, int flags, const struct timespec *req, struct timespec *rem) 265,267 187int getitimer(int, const struct itimerval *) 105 188int setitimer(int, const struct itimerval *, struct itimerval *) 104 189int __timer_create:timer_create(clockid_t clockid, struct sigevent *evp, timer_t *timerid) 257,259 190int __timer_settime:timer_settime(timer_t, int, const struct itimerspec*, struct itimerspec*) 258,260 191int __timer_gettime:timer_gettime(timer_t, struct itimerspec*) 259,261 192int __timer_getoverrun:timer_getoverrun(timer_t) 260,262 193int __timer_delete:timer_delete(timer_t) 261,263 194int utimes(const char*, const struct timeval tvp[2]) 269, 271 195int utimensat(int, const char *, const struct timespec times[2], int) 348, 320, 320 196 197# signals 198int sigaction(int, const struct sigaction *, struct sigaction *) 67 199int sigprocmask(int, const sigset_t *, sigset_t *) 126 200int __sigsuspend:sigsuspend(int unused1, int unused2, unsigned mask) 72 201int __rt_sigaction:rt_sigaction (int sig, const struct sigaction *act, struct sigaction *oact, size_t sigsetsize) 174 202int __rt_sigprocmask:rt_sigprocmask (int how, const sigset_t *set, sigset_t *oset, size_t sigsetsize) 175 203int __rt_sigtimedwait:rt_sigtimedwait(const sigset_t *set, struct siginfo_t *info, struct timespec_t *timeout, size_t sigset_size) 177 204int sigpending(sigset_t *) 73 205 206# sockets 207int socket(int, int, int) 281,-1 208int socketpair(int, int, int, int*) 288,-1 209int bind(int, struct sockaddr *, int) 282,-1 210int connect(int, struct sockaddr *, socklen_t) 283,-1 211int listen(int, int) 284,-1 212int accept(int, struct sockaddr *, socklen_t *) 285,-1 213int getsockname(int, struct sockaddr *, socklen_t *) 286,-1 214int getpeername(int, struct sockaddr *, socklen_t *) 287,-1 215int sendto(int, const void *, size_t, int, const struct sockaddr *, socklen_t) 290,-1 216int recvfrom(int, void *, size_t, unsigned int, struct sockaddr *, socklen_t *) 292,-1 217int shutdown(int, int) 293,-1 218int setsockopt(int, int, int, const void *, socklen_t) 294,-1 219int getsockopt(int, int, int, void *, socklen_t *) 295,-1 220int sendmsg(int, const struct msghdr *, unsigned int) 296,-1 221int recvmsg(int, struct msghdr *, unsigned int) 297,-1 222 223# sockets for x86. These are done as an "indexed" call to socketcall syscall. 224int socket:socketcall:1 (int, int, int) -1,102 225int bind:socketcall:2 (int, struct sockaddr *, int) -1,102 226int connect:socketcall:3(int, struct sockaddr *, socklen_t) -1,102 227int listen:socketcall:4(int, int) -1,102 228int accept:socketcall:5(int, struct sockaddr *, socklen_t *) -1,102 229int getsockname:socketcall:6(int, struct sockaddr *, socklen_t *) -1,102 230int getpeername:socketcall:7(int, struct sockaddr *, socklen_t *) -1,102 231int socketpair:socketcall:8(int, int, int, int*) -1,102 232int sendto:socketcall:11(int, const void *, size_t, int, const struct sockaddr *, socklen_t) -1,102 233int recvfrom:socketcall:12(int, void *, size_t, unsigned int, struct sockaddr *, socklen_t *) -1,102 234int shutdown:socketcall:13(int, int) -1,102,-1 235int setsockopt:socketcall:14(int, int, int, const void *, socklen_t) -1,102 236int getsockopt:socketcall:15(int, int, int, void *, socklen_t *) -1,102 237int sendmsg:socketcall:16(int, const struct msghdr *, unsigned int) -1,102 238int recvmsg:socketcall:17(int, struct msghdr *, unsigned int) -1,102 239 240# scheduler & real-time 241int sched_setscheduler(pid_t pid, int policy, const struct sched_param *param) 156 242int sched_getscheduler(pid_t pid) 157 243int sched_yield(void) 158 244int sched_setparam(pid_t pid, const struct sched_param *param) 154 245int sched_getparam(pid_t pid, struct sched_param *param) 155 246int sched_get_priority_max(int policy) 159 247int sched_get_priority_min(int policy) 160 248int sched_rr_get_interval(pid_t pid, struct timespec *interval) 161 249int sched_setaffinity(pid_t pid, size_t setsize, const cpu_set_t* set) 241 250int __sched_getaffinity:sched_getaffinity(pid_t pid, size_t setsize, cpu_set_t* set) 242 251int __getcpu:getcpu(unsigned *cpu, unsigned *node, void *unused) 345,318 252 253# io priorities 254int ioprio_set(int which, int who, int ioprio) 314,289 255int ioprio_get(int which, int who) 315,290 256 257# other 258int uname(struct utsname *) 122 259pid_t __wait4:wait4(pid_t pid, int *status, int options, struct rusage *rusage) 114 260mode_t umask(mode_t) 60 261int __reboot:reboot(int, int, int, void *) 88 262int __syslog:syslog(int, char *, int) 103 263int init_module(void *, unsigned long, const char *) 128 264int delete_module(const char*, unsigned int) 129 265int klogctl:syslog(int, char *, int) 103 266int sysinfo(struct sysinfo *) 116 267int personality(unsigned long) 136 268long perf_event_open(struct perf_event_attr *attr_uptr, pid_t pid, int cpu, int group_fd, unsigned long flags) 364 269 270# futex 271int futex(void *, int, int, void *, void *, int) 240 272 273# epoll 274int epoll_create(int size) 250,254 275int epoll_ctl(int epfd, int op, int fd, struct epoll_event *event) 251,255 276int epoll_wait(int epfd, struct epoll_event *events, int max, int timeout) 252,256 277 278int inotify_init(void) 316,291,290 279int inotify_add_watch(int, const char *, unsigned int) 317,292 280int inotify_rm_watch(int, unsigned int) 318,293 281 282int poll(struct pollfd *, unsigned int, long) 168 283 284int eventfd:eventfd2(unsigned int, int) 356,328 285 286# ARM-specific ARM_NR_BASE == 0x0f0000 == 983040 287int __set_tls:ARM_set_tls(void*) 983045,-1 288int cacheflush:ARM_cacheflush(long start, long end, long flags) 983042,-1 289