github.com/alexis81/domosgo@v0.0.0-20191016125037-5aee90a434af/Domos/src/golang.org/x/sys/unix/syscall_linux_mipsx.go (about) 1 // Copyright 2016 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 // +build linux 6 // +build mips mipsle 7 8 package unix 9 10 import ( 11 "syscall" 12 "unsafe" 13 ) 14 15 func Syscall9(trap, a1, a2, a3, a4, a5, a6, a7, a8, a9 uintptr) (r1, r2 uintptr, err syscall.Errno) 16 17 //sys Dup2(oldfd int, newfd int) (err error) 18 //sys Fadvise(fd int, offset int64, length int64, advice int) (err error) = SYS_FADVISE64 19 //sys Fchown(fd int, uid int, gid int) (err error) 20 //sys Ftruncate(fd int, length int64) (err error) = SYS_FTRUNCATE64 21 //sysnb Getegid() (egid int) 22 //sysnb Geteuid() (euid int) 23 //sysnb Getgid() (gid int) 24 //sysnb Getuid() (uid int) 25 //sys Lchown(path string, uid int, gid int) (err error) 26 //sys Listen(s int, n int) (err error) 27 //sys Pread(fd int, p []byte, offset int64) (n int, err error) = SYS_PREAD64 28 //sys Pwrite(fd int, p []byte, offset int64) (n int, err error) = SYS_PWRITE64 29 //sys Select(nfd int, r *FdSet, w *FdSet, e *FdSet, timeout *Timeval) (n int, err error) = SYS__NEWSELECT 30 //sys sendfile(outfd int, infd int, offset *int64, count int) (written int, err error) = SYS_SENDFILE64 31 //sys Setfsgid(gid int) (err error) 32 //sys Setfsuid(uid int) (err error) 33 //sysnb Setregid(rgid int, egid int) (err error) 34 //sysnb Setresgid(rgid int, egid int, sgid int) (err error) 35 //sysnb Setresuid(ruid int, euid int, suid int) (err error) 36 37 //sysnb Setreuid(ruid int, euid int) (err error) 38 //sys Shutdown(fd int, how int) (err error) 39 //sys Splice(rfd int, roff *int64, wfd int, woff *int64, len int, flags int) (n int64, err error) 40 41 //sys SyncFileRange(fd int, off int64, n int64, flags int) (err error) 42 //sys Truncate(path string, length int64) (err error) = SYS_TRUNCATE64 43 //sys accept(s int, rsa *RawSockaddrAny, addrlen *_Socklen) (fd int, err error) 44 //sys accept4(s int, rsa *RawSockaddrAny, addrlen *_Socklen, flags int) (fd int, err error) 45 //sys bind(s int, addr unsafe.Pointer, addrlen _Socklen) (err error) 46 //sys connect(s int, addr unsafe.Pointer, addrlen _Socklen) (err error) 47 //sysnb getgroups(n int, list *_Gid_t) (nn int, err error) 48 //sysnb setgroups(n int, list *_Gid_t) (err error) 49 //sys getsockopt(s int, level int, name int, val unsafe.Pointer, vallen *_Socklen) (err error) 50 //sys setsockopt(s int, level int, name int, val unsafe.Pointer, vallen uintptr) (err error) 51 //sysnb socket(domain int, typ int, proto int) (fd int, err error) 52 //sysnb socketpair(domain int, typ int, proto int, fd *[2]int32) (err error) 53 //sysnb getpeername(fd int, rsa *RawSockaddrAny, addrlen *_Socklen) (err error) 54 //sysnb getsockname(fd int, rsa *RawSockaddrAny, addrlen *_Socklen) (err error) 55 //sys recvfrom(fd int, p []byte, flags int, from *RawSockaddrAny, fromlen *_Socklen) (n int, err error) 56 //sys sendto(s int, buf []byte, flags int, to unsafe.Pointer, addrlen _Socklen) (err error) 57 //sys recvmsg(s int, msg *Msghdr, flags int) (n int, err error) 58 //sys sendmsg(s int, msg *Msghdr, flags int) (n int, err error) 59 60 //sysnb InotifyInit() (fd int, err error) 61 //sys Ioperm(from int, num int, on int) (err error) 62 //sys Iopl(level int) (err error) 63 64 //sysnb Gettimeofday(tv *Timeval) (err error) 65 //sysnb Time(t *Time_t) (tt Time_t, err error) 66 67 //sys Lstat(path string, stat *Stat_t) (err error) = SYS_LSTAT64 68 //sys Fstat(fd int, stat *Stat_t) (err error) = SYS_FSTAT64 69 //sys Fstatat(dirfd int, path string, stat *Stat_t, flags int) (err error) = SYS_FSTATAT64 70 //sys Stat(path string, stat *Stat_t) (err error) = SYS_STAT64 71 72 //sys Utime(path string, buf *Utimbuf) (err error) 73 //sys EpollWait(epfd int, events []EpollEvent, msec int) (n int, err error) 74 //sys Pause() (err error) 75 76 func Fstatfs(fd int, buf *Statfs_t) (err error) { 77 _, _, e := Syscall(SYS_FSTATFS64, uintptr(fd), unsafe.Sizeof(*buf), uintptr(unsafe.Pointer(buf))) 78 if e != 0 { 79 err = errnoErr(e) 80 } 81 return 82 } 83 84 func Statfs(path string, buf *Statfs_t) (err error) { 85 p, err := BytePtrFromString(path) 86 if err != nil { 87 return err 88 } 89 _, _, e := Syscall(SYS_STATFS64, uintptr(unsafe.Pointer(p)), unsafe.Sizeof(*buf), uintptr(unsafe.Pointer(buf))) 90 if e != 0 { 91 err = errnoErr(e) 92 } 93 return 94 } 95 96 func Seek(fd int, offset int64, whence int) (off int64, err error) { 97 _, _, e := Syscall6(SYS__LLSEEK, uintptr(fd), uintptr(offset>>32), uintptr(offset), uintptr(unsafe.Pointer(&off)), uintptr(whence), 0) 98 if e != 0 { 99 err = errnoErr(e) 100 } 101 return 102 } 103 104 func setTimespec(sec, nsec int64) Timespec { 105 return Timespec{Sec: int32(sec), Nsec: int32(nsec)} 106 } 107 108 func setTimeval(sec, usec int64) Timeval { 109 return Timeval{Sec: int32(sec), Usec: int32(usec)} 110 } 111 112 //sysnb pipe2(p *[2]_C_int, flags int) (err error) 113 114 func Pipe2(p []int, flags int) (err error) { 115 if len(p) != 2 { 116 return EINVAL 117 } 118 var pp [2]_C_int 119 err = pipe2(&pp, flags) 120 p[0] = int(pp[0]) 121 p[1] = int(pp[1]) 122 return 123 } 124 125 func Pipe(p []int) (err error) { 126 if len(p) != 2 { 127 return EINVAL 128 } 129 var pp [2]_C_int 130 err = pipe2(&pp, 0) 131 p[0] = int(pp[0]) 132 p[1] = int(pp[1]) 133 return 134 } 135 136 //sys mmap2(addr uintptr, length uintptr, prot int, flags int, fd int, pageOffset uintptr) (xaddr uintptr, err error) 137 138 func mmap(addr uintptr, length uintptr, prot int, flags int, fd int, offset int64) (xaddr uintptr, err error) { 139 page := uintptr(offset / 4096) 140 if offset != int64(page)*4096 { 141 return 0, EINVAL 142 } 143 return mmap2(addr, length, prot, flags, fd, page) 144 } 145 146 const rlimInf32 = ^uint32(0) 147 const rlimInf64 = ^uint64(0) 148 149 type rlimit32 struct { 150 Cur uint32 151 Max uint32 152 } 153 154 //sysnb getrlimit(resource int, rlim *rlimit32) (err error) = SYS_GETRLIMIT 155 156 func Getrlimit(resource int, rlim *Rlimit) (err error) { 157 err = prlimit(0, resource, nil, rlim) 158 if err != ENOSYS { 159 return err 160 } 161 162 rl := rlimit32{} 163 err = getrlimit(resource, &rl) 164 if err != nil { 165 return 166 } 167 168 if rl.Cur == rlimInf32 { 169 rlim.Cur = rlimInf64 170 } else { 171 rlim.Cur = uint64(rl.Cur) 172 } 173 174 if rl.Max == rlimInf32 { 175 rlim.Max = rlimInf64 176 } else { 177 rlim.Max = uint64(rl.Max) 178 } 179 return 180 } 181 182 //sysnb setrlimit(resource int, rlim *rlimit32) (err error) = SYS_SETRLIMIT 183 184 func Setrlimit(resource int, rlim *Rlimit) (err error) { 185 err = prlimit(0, resource, rlim, nil) 186 if err != ENOSYS { 187 return err 188 } 189 190 rl := rlimit32{} 191 if rlim.Cur == rlimInf64 { 192 rl.Cur = rlimInf32 193 } else if rlim.Cur < uint64(rlimInf32) { 194 rl.Cur = uint32(rlim.Cur) 195 } else { 196 return EINVAL 197 } 198 if rlim.Max == rlimInf64 { 199 rl.Max = rlimInf32 200 } else if rlim.Max < uint64(rlimInf32) { 201 rl.Max = uint32(rlim.Max) 202 } else { 203 return EINVAL 204 } 205 206 return setrlimit(resource, &rl) 207 } 208 209 func (r *PtraceRegs) PC() uint64 { return r.Epc } 210 211 func (r *PtraceRegs) SetPC(pc uint64) { r.Epc = pc } 212 213 func (iov *Iovec) SetLen(length int) { 214 iov.Len = uint32(length) 215 } 216 217 func (msghdr *Msghdr) SetControllen(length int) { 218 msghdr.Controllen = uint32(length) 219 } 220 221 func (cmsg *Cmsghdr) SetLen(length int) { 222 cmsg.Len = uint32(length) 223 } 224 225 //sys poll(fds *PollFd, nfds int, timeout int) (n int, err error) 226 227 func Poll(fds []PollFd, timeout int) (n int, err error) { 228 if len(fds) == 0 { 229 return poll(nil, 0, timeout) 230 } 231 return poll(&fds[0], len(fds), timeout) 232 }