github.com/fletavendor/sys@v0.0.0-20181107165924-66b7b1311ac8/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 //sysnb EpollCreate(size int) (fd int, err error) 19 //sys EpollWait(epfd int, events []EpollEvent, msec int) (n int, err error) 20 //sys Fadvise(fd int, offset int64, length int64, advice int) (err error) = SYS_FADVISE64 21 //sys Fchown(fd int, uid int, gid int) (err error) 22 //sys Ftruncate(fd int, length int64) (err error) = SYS_FTRUNCATE64 23 //sysnb Getegid() (egid int) 24 //sysnb Geteuid() (euid int) 25 //sysnb Getgid() (gid int) 26 //sysnb Getuid() (uid int) 27 //sys Lchown(path string, uid int, gid int) (err error) 28 //sys Listen(s int, n int) (err error) 29 //sys Pread(fd int, p []byte, offset int64) (n int, err error) = SYS_PREAD64 30 //sys Pwrite(fd int, p []byte, offset int64) (n int, err error) = SYS_PWRITE64 31 //sys Select(nfd int, r *FdSet, w *FdSet, e *FdSet, timeout *Timeval) (n int, err error) = SYS__NEWSELECT 32 //sys sendfile(outfd int, infd int, offset *int64, count int) (written int, err error) = SYS_SENDFILE64 33 //sys Setfsgid(gid int) (err error) 34 //sys Setfsuid(uid int) (err error) 35 //sysnb Setregid(rgid int, egid int) (err error) 36 //sysnb Setresgid(rgid int, egid int, sgid int) (err error) 37 //sysnb Setresuid(ruid int, euid int, suid int) (err error) 38 //sysnb Setreuid(ruid int, euid int) (err error) 39 //sys Shutdown(fd int, how int) (err error) 40 //sys Splice(rfd int, roff *int64, wfd int, woff *int64, len int, flags int) (n int, err error) 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 Ustat(dev int, ubuf *Ustat_t) (err error) 44 //sys accept(s int, rsa *RawSockaddrAny, addrlen *_Socklen) (fd int, err error) 45 //sys accept4(s int, rsa *RawSockaddrAny, addrlen *_Socklen, flags int) (fd int, err error) 46 //sys bind(s int, addr unsafe.Pointer, addrlen _Socklen) (err error) 47 //sys connect(s int, addr unsafe.Pointer, addrlen _Socklen) (err error) 48 //sysnb getgroups(n int, list *_Gid_t) (nn int, err error) 49 //sysnb setgroups(n int, list *_Gid_t) (err error) 50 //sys getsockopt(s int, level int, name int, val unsafe.Pointer, vallen *_Socklen) (err error) 51 //sys setsockopt(s int, level int, name int, val unsafe.Pointer, vallen uintptr) (err error) 52 //sysnb socket(domain int, typ int, proto int) (fd int, err error) 53 //sysnb socketpair(domain int, typ int, proto int, fd *[2]int32) (err error) 54 //sysnb getpeername(fd int, rsa *RawSockaddrAny, addrlen *_Socklen) (err error) 55 //sysnb getsockname(fd int, rsa *RawSockaddrAny, addrlen *_Socklen) (err error) 56 //sys recvfrom(fd int, p []byte, flags int, from *RawSockaddrAny, fromlen *_Socklen) (n int, err error) 57 //sys sendto(s int, buf []byte, flags int, to unsafe.Pointer, addrlen _Socklen) (err error) 58 //sys recvmsg(s int, msg *Msghdr, flags int) (n int, err error) 59 //sys sendmsg(s int, msg *Msghdr, flags int) (n int, err error) 60 61 //sysnb InotifyInit() (fd int, err error) 62 //sys Ioperm(from int, num int, on int) (err error) 63 //sys Iopl(level int) (err error) 64 65 //sys futimesat(dirfd int, path string, times *[2]Timeval) (err error) 66 //sysnb Gettimeofday(tv *Timeval) (err error) 67 //sysnb Time(t *Time_t) (tt Time_t, err error) 68 //sys Utime(path string, buf *Utimbuf) (err error) 69 //sys utimes(path string, times *[2]Timeval) (err error) 70 71 //sys Lstat(path string, stat *Stat_t) (err error) = SYS_LSTAT64 72 //sys Fstat(fd int, stat *Stat_t) (err error) = SYS_FSTAT64 73 //sys Fstatat(dirfd int, path string, stat *Stat_t, flags int) (err error) = SYS_FSTATAT64 74 //sys Stat(path string, stat *Stat_t) (err error) = SYS_STAT64 75 76 //sys Pause() (err error) 77 78 func Fstatfs(fd int, buf *Statfs_t) (err error) { 79 _, _, e := Syscall(SYS_FSTATFS64, uintptr(fd), unsafe.Sizeof(*buf), uintptr(unsafe.Pointer(buf))) 80 if e != 0 { 81 err = errnoErr(e) 82 } 83 return 84 } 85 86 func Statfs(path string, buf *Statfs_t) (err error) { 87 p, err := BytePtrFromString(path) 88 if err != nil { 89 return err 90 } 91 _, _, e := Syscall(SYS_STATFS64, uintptr(unsafe.Pointer(p)), unsafe.Sizeof(*buf), uintptr(unsafe.Pointer(buf))) 92 if e != 0 { 93 err = errnoErr(e) 94 } 95 return 96 } 97 98 func Seek(fd int, offset int64, whence int) (off int64, err error) { 99 _, _, e := Syscall6(SYS__LLSEEK, uintptr(fd), uintptr(offset>>32), uintptr(offset), uintptr(unsafe.Pointer(&off)), uintptr(whence), 0) 100 if e != 0 { 101 err = errnoErr(e) 102 } 103 return 104 } 105 106 func setTimespec(sec, nsec int64) Timespec { 107 return Timespec{Sec: int32(sec), Nsec: int32(nsec)} 108 } 109 110 func setTimeval(sec, usec int64) Timeval { 111 return Timeval{Sec: int32(sec), Usec: int32(usec)} 112 } 113 114 //sysnb pipe2(p *[2]_C_int, flags int) (err error) 115 116 func Pipe2(p []int, flags int) (err error) { 117 if len(p) != 2 { 118 return EINVAL 119 } 120 var pp [2]_C_int 121 err = pipe2(&pp, flags) 122 p[0] = int(pp[0]) 123 p[1] = int(pp[1]) 124 return 125 } 126 127 //sysnb pipe() (p1 int, p2 int, err error) 128 129 func Pipe(p []int) (err error) { 130 if len(p) != 2 { 131 return EINVAL 132 } 133 p[0], p[1], err = pipe() 134 return 135 } 136 137 //sys mmap2(addr uintptr, length uintptr, prot int, flags int, fd int, pageOffset uintptr) (xaddr uintptr, err error) 138 139 func mmap(addr uintptr, length uintptr, prot int, flags int, fd int, offset int64) (xaddr uintptr, err error) { 140 page := uintptr(offset / 4096) 141 if offset != int64(page)*4096 { 142 return 0, EINVAL 143 } 144 return mmap2(addr, length, prot, flags, fd, page) 145 } 146 147 const rlimInf32 = ^uint32(0) 148 const rlimInf64 = ^uint64(0) 149 150 type rlimit32 struct { 151 Cur uint32 152 Max uint32 153 } 154 155 //sysnb getrlimit(resource int, rlim *rlimit32) (err error) = SYS_GETRLIMIT 156 157 func Getrlimit(resource int, rlim *Rlimit) (err error) { 158 err = prlimit(0, resource, nil, rlim) 159 if err != ENOSYS { 160 return err 161 } 162 163 rl := rlimit32{} 164 err = getrlimit(resource, &rl) 165 if err != nil { 166 return 167 } 168 169 if rl.Cur == rlimInf32 { 170 rlim.Cur = rlimInf64 171 } else { 172 rlim.Cur = uint64(rl.Cur) 173 } 174 175 if rl.Max == rlimInf32 { 176 rlim.Max = rlimInf64 177 } else { 178 rlim.Max = uint64(rl.Max) 179 } 180 return 181 } 182 183 //sysnb setrlimit(resource int, rlim *rlimit32) (err error) = SYS_SETRLIMIT 184 185 func Setrlimit(resource int, rlim *Rlimit) (err error) { 186 err = prlimit(0, resource, rlim, nil) 187 if err != ENOSYS { 188 return err 189 } 190 191 rl := rlimit32{} 192 if rlim.Cur == rlimInf64 { 193 rl.Cur = rlimInf32 194 } else if rlim.Cur < uint64(rlimInf32) { 195 rl.Cur = uint32(rlim.Cur) 196 } else { 197 return EINVAL 198 } 199 if rlim.Max == rlimInf64 { 200 rl.Max = rlimInf32 201 } else if rlim.Max < uint64(rlimInf32) { 202 rl.Max = uint32(rlim.Max) 203 } else { 204 return EINVAL 205 } 206 207 return setrlimit(resource, &rl) 208 } 209 210 func (r *PtraceRegs) PC() uint64 { return r.Epc } 211 212 func (r *PtraceRegs) SetPC(pc uint64) { r.Epc = pc } 213 214 func (iov *Iovec) SetLen(length int) { 215 iov.Len = uint32(length) 216 } 217 218 func (msghdr *Msghdr) SetControllen(length int) { 219 msghdr.Controllen = uint32(length) 220 } 221 222 func (cmsg *Cmsghdr) SetLen(length int) { 223 cmsg.Len = uint32(length) 224 } 225 226 //sys poll(fds *PollFd, nfds int, timeout int) (n int, err error) 227 228 func Poll(fds []PollFd, timeout int) (n int, err error) { 229 if len(fds) == 0 { 230 return poll(nil, 0, timeout) 231 } 232 return poll(&fds[0], len(fds), timeout) 233 }