github.com/varialus/godfly@v0.0.0-20130904042352-1934f9f095ab/src/pkg/syscall/syscall_openbsd.go (about) 1 // Copyright 2009,2010 The Go Authors. All rights reserved. 2 // Use of this source code is governed by a BSD-style 3 // license that can be found in the LICENSE file. 4 5 // OpenBSD system calls. 6 // This file is compiled as ordinary Go code, 7 // but it is also input to mksyscall, 8 // which parses the //sys lines and generates system call stubs. 9 // Note that sometimes we use a lowercase //sys name and wrap 10 // it in our own nicer implementation, either here or in 11 // syscall_bsd.go or syscall_unix.go. 12 13 package syscall 14 15 import "unsafe" 16 17 type SockaddrDatalink struct { 18 Len uint8 19 Family uint8 20 Index uint16 21 Type uint8 22 Nlen uint8 23 Alen uint8 24 Slen uint8 25 Data [24]int8 26 raw RawSockaddrDatalink 27 } 28 29 func Syscall9(trap, a1, a2, a3, a4, a5, a6, a7, a8, a9 uintptr) (r1, r2 uintptr, err Errno) 30 31 func nametomib(name string) (mib []_C_int, err error) { 32 33 // Perform lookup via a binary search 34 left := 0 35 right := len(sysctlMib) - 1 36 for { 37 idx := left + (right-left)/2 38 switch { 39 case name == sysctlMib[idx].ctlname: 40 return sysctlMib[idx].ctloid, nil 41 case name > sysctlMib[idx].ctlname: 42 left = idx + 1 43 default: 44 right = idx - 1 45 } 46 if left > right { 47 break 48 } 49 } 50 return nil, EINVAL 51 } 52 53 // ParseDirent parses up to max directory entries in buf, 54 // appending the names to names. It returns the number 55 // bytes consumed from buf, the number of entries added 56 // to names, and the new names slice. 57 func ParseDirent(buf []byte, max int, names []string) (consumed int, count int, newnames []string) { 58 origlen := len(buf) 59 for max != 0 && len(buf) > 0 { 60 dirent := (*Dirent)(unsafe.Pointer(&buf[0])) 61 if dirent.Reclen == 0 { 62 buf = nil 63 break 64 } 65 buf = buf[dirent.Reclen:] 66 if dirent.Fileno == 0 { // File absent in directory. 67 continue 68 } 69 bytes := (*[10000]byte)(unsafe.Pointer(&dirent.Name[0])) 70 var name = string(bytes[0:dirent.Namlen]) 71 if name == "." || name == ".." { // Useless names 72 continue 73 } 74 max-- 75 count++ 76 names = append(names, name) 77 } 78 return origlen - len(buf), count, names 79 } 80 81 //sysnb pipe(p *[2]_C_int) (err error) 82 func Pipe(p []int) (err error) { 83 if len(p) != 2 { 84 return EINVAL 85 } 86 var pp [2]_C_int 87 err = pipe(&pp) 88 p[0] = int(pp[0]) 89 p[1] = int(pp[1]) 90 return 91 } 92 93 // TODO 94 func sendfile(outfd int, infd int, offset *int64, count int) (written int, err error) { 95 return -1, ENOSYS 96 } 97 98 /* 99 * Exposed directly 100 */ 101 //sys Access(path string, mode uint32) (err error) 102 //sys Adjtime(delta *Timeval, olddelta *Timeval) (err error) 103 //sys Chdir(path string) (err error) 104 //sys Chflags(path string, flags int) (err error) 105 //sys Chmod(path string, mode uint32) (err error) 106 //sys Chown(path string, uid int, gid int) (err error) 107 //sys Chroot(path string) (err error) 108 //sys Close(fd int) (err error) 109 //sysnb Dup(fd int) (nfd int, err error) 110 //sysnb Dup2(from int, to int) (err error) 111 //sys Exit(code int) 112 //sys Fchdir(fd int) (err error) 113 //sys Fchflags(fd int, flags int) (err error) 114 //sys Fchmod(fd int, mode uint32) (err error) 115 //sys Fchown(fd int, uid int, gid int) (err error) 116 //sys Flock(fd int, how int) (err error) 117 //sys Fpathconf(fd int, name int) (val int, err error) 118 //sys Fstat(fd int, stat *Stat_t) (err error) 119 //sys Fstatfs(fd int, stat *Statfs_t) (err error) 120 //sys Fsync(fd int) (err error) 121 //sys Ftruncate(fd int, length int64) (err error) 122 //sys Getdirentries(fd int, buf []byte, basep *uintptr) (n int, err error) 123 //sysnb Getegid() (egid int) 124 //sysnb Geteuid() (uid int) 125 //sys Getfsstat(buf []Statfs_t, flags int) (n int, err error) 126 //sysnb Getgid() (gid int) 127 //sysnb Getpgid(pid int) (pgid int, err error) 128 //sysnb Getpgrp() (pgrp int) 129 //sysnb Getpid() (pid int) 130 //sysnb Getppid() (ppid int) 131 //sys Getpriority(which int, who int) (prio int, err error) 132 //sysnb Getrlimit(which int, lim *Rlimit) (err error) 133 //sysnb Getrusage(who int, rusage *Rusage) (err error) 134 //sysnb Getsid(pid int) (sid int, err error) 135 //sysnb Gettimeofday(tv *Timeval) (err error) 136 //sysnb Getuid() (uid int) 137 //sys Issetugid() (tainted bool) 138 //sys Kill(pid int, signum Signal) (err error) 139 //sys Kqueue() (fd int, err error) 140 //sys Lchown(path string, uid int, gid int) (err error) 141 //sys Link(path string, link string) (err error) 142 //sys Listen(s int, backlog int) (err error) 143 //sys Lstat(path string, stat *Stat_t) (err error) 144 //sys Mkdir(path string, mode uint32) (err error) 145 //sys Mkfifo(path string, mode uint32) (err error) 146 //sys Mknod(path string, mode uint32, dev int) (err error) 147 //sys Nanosleep(time *Timespec, leftover *Timespec) (err error) 148 //sys Open(path string, mode int, perm uint32) (fd int, err error) 149 //sys Pathconf(path string, name int) (val int, err error) 150 //sys Pread(fd int, p []byte, offset int64) (n int, err error) 151 //sys Pwrite(fd int, p []byte, offset int64) (n int, err error) 152 //sys read(fd int, p []byte) (n int, err error) 153 //sys Readlink(path string, buf []byte) (n int, err error) 154 //sys Rename(from string, to string) (err error) 155 //sys Revoke(path string) (err error) 156 //sys Rmdir(path string) (err error) 157 //sys Seek(fd int, offset int64, whence int) (newoffset int64, err error) = SYS_LSEEK 158 //sys Select(n int, r *FdSet, w *FdSet, e *FdSet, timeout *Timeval) (err error) 159 //sysnb Setegid(egid int) (err error) 160 //sysnb Seteuid(euid int) (err error) 161 //sysnb Setgid(gid int) (err error) 162 //sys Setlogin(name string) (err error) 163 //sysnb Setpgid(pid int, pgid int) (err error) 164 //sys Setpriority(which int, who int, prio int) (err error) 165 //sysnb Setregid(rgid int, egid int) (err error) 166 //sysnb Setreuid(ruid int, euid int) (err error) 167 //sysnb Setrlimit(which int, lim *Rlimit) (err error) 168 //sysnb Setsid() (pid int, err error) 169 //sysnb Settimeofday(tp *Timeval) (err error) 170 //sysnb Setuid(uid int) (err error) 171 //sys Stat(path string, stat *Stat_t) (err error) 172 //sys Statfs(path string, stat *Statfs_t) (err error) 173 //sys Symlink(path string, link string) (err error) 174 //sys Sync() (err error) 175 //sys Truncate(path string, length int64) (err error) 176 //sys Umask(newmask int) (oldmask int) 177 //sys Unlink(path string) (err error) 178 //sys Unmount(path string, flags int) (err error) 179 //sys write(fd int, p []byte) (n int, err error) 180 //sys mmap(addr uintptr, length uintptr, prot int, flag int, fd int, pos int64) (ret uintptr, err error) 181 //sys munmap(addr uintptr, length uintptr) (err error) 182 //sys readlen(fd int, buf *byte, nbuf int) (n int, err error) = SYS_READ 183 //sys writelen(fd int, buf *byte, nbuf int) (n int, err error) = SYS_WRITE 184 185 /* 186 * Unimplemented 187 */ 188 // __getcwd 189 // __semctl 190 // __syscall 191 // __sysctl 192 // adjfreq 193 // break 194 // clock_getres 195 // clock_gettime 196 // clock_settime 197 // closefrom 198 // execve 199 // faccessat 200 // fchmodat 201 // fchownat 202 // fcntl 203 // fhopen 204 // fhstat 205 // fhstatfs 206 // fork 207 // fstatat 208 // futimens 209 // getfh 210 // getgid 211 // getitimer 212 // getlogin 213 // getresgid 214 // getresuid 215 // getrtable 216 // getthrid 217 // ioctl 218 // ktrace 219 // lfs_bmapv 220 // lfs_markv 221 // lfs_segclean 222 // lfs_segwait 223 // linkat 224 // mincore 225 // minherit 226 // mkdirat 227 // mkfifoat 228 // mknodat 229 // mlock 230 // mlockall 231 // mount 232 // mquery 233 // msgctl 234 // msgget 235 // msgrcv 236 // msgsnd 237 // munlock 238 // munlockall 239 // nfssvc 240 // nnpfspioctl 241 // openat 242 // poll 243 // preadv 244 // profil 245 // pwritev 246 // quotactl 247 // readlinkat 248 // readv 249 // reboot 250 // renameat 251 // rfork 252 // sched_yield 253 // semget 254 // semop 255 // setgroups 256 // setitimer 257 // setresgid 258 // setresuid 259 // setrtable 260 // setsockopt 261 // shmat 262 // shmctl 263 // shmdt 264 // shmget 265 // sigaction 266 // sigaltstack 267 // sigpending 268 // sigprocmask 269 // sigreturn 270 // sigsuspend 271 // symlinkat 272 // sysarch 273 // syscall 274 // threxit 275 // thrsigdivert 276 // thrsleep 277 // thrwakeup 278 // unlinkat 279 // utimensat 280 // vfork 281 // writev