diff options
Diffstat (limited to 'vendor/golang.org/x/sys/unix/syscall_freebsd.go')
| -rw-r--r-- | vendor/golang.org/x/sys/unix/syscall_freebsd.go | 170 |
1 files changed, 115 insertions, 55 deletions
diff --git a/vendor/golang.org/x/sys/unix/syscall_freebsd.go b/vendor/golang.org/x/sys/unix/syscall_freebsd.go index 085a808..d95c443 100644 --- a/vendor/golang.org/x/sys/unix/syscall_freebsd.go +++ b/vendor/golang.org/x/sys/unix/syscall_freebsd.go @@ -82,6 +82,18 @@ func nametomib(name string) (mib []_C_int, err error) { return buf[0 : n/siz], nil } +func direntIno(buf []byte) (uint64, bool) { + return readInt(buf, unsafe.Offsetof(Dirent{}.Fileno), unsafe.Sizeof(Dirent{}.Fileno)) +} + +func direntReclen(buf []byte) (uint64, bool) { + return readInt(buf, unsafe.Offsetof(Dirent{}.Reclen), unsafe.Sizeof(Dirent{}.Reclen)) +} + +func direntNamlen(buf []byte) (uint64, bool) { + return readInt(buf, unsafe.Offsetof(Dirent{}.Namlen), unsafe.Sizeof(Dirent{}.Namlen)) +} + func Pipe(p []int) (err error) { return Pipe2(p, 0) } @@ -189,43 +201,6 @@ func setattrlistTimes(path string, times []Timespec, flags int) error { //sys ioctl(fd int, req uint, arg uintptr) (err error) -// ioctl itself should not be exposed directly, but additional get/set -// functions for specific types are permissible. - -// IoctlSetInt performs an ioctl operation which sets an integer value -// on fd, using the specified request number. -func IoctlSetInt(fd int, req uint, value int) error { - return ioctl(fd, req, uintptr(value)) -} - -func ioctlSetWinsize(fd int, req uint, value *Winsize) error { - return ioctl(fd, req, uintptr(unsafe.Pointer(value))) -} - -func ioctlSetTermios(fd int, req uint, value *Termios) error { - return ioctl(fd, req, uintptr(unsafe.Pointer(value))) -} - -// IoctlGetInt performs an ioctl operation which gets an integer value -// from fd, using the specified request number. -func IoctlGetInt(fd int, req uint) (int, error) { - var value int - err := ioctl(fd, req, uintptr(unsafe.Pointer(&value))) - return value, err -} - -func IoctlGetWinsize(fd int, req uint) (*Winsize, error) { - var value Winsize - err := ioctl(fd, req, uintptr(unsafe.Pointer(&value))) - return &value, err -} - -func IoctlGetTermios(fd int, req uint) (*Termios, error) { - var value Termios - err := ioctl(fd, req, uintptr(unsafe.Pointer(&value))) - return &value, err -} - func Uname(uname *Utsname) error { mib := []_C_int{CTL_KERN, KERN_OSTYPE} n := unsafe.Sizeof(uname.Sysname) @@ -362,7 +337,21 @@ func Getdents(fd int, buf []byte) (n int, err error) { func Getdirentries(fd int, buf []byte, basep *uintptr) (n int, err error) { if supportsABI(_ino64First) { - return getdirentries_freebsd12(fd, buf, basep) + if basep == nil || unsafe.Sizeof(*basep) == 8 { + return getdirentries_freebsd12(fd, buf, (*uint64)(unsafe.Pointer(basep))) + } + // The freebsd12 syscall needs a 64-bit base. On 32-bit machines + // we can't just use the basep passed in. See #32498. + var base uint64 = uint64(*basep) + n, err = getdirentries_freebsd12(fd, buf, &base) + *basep = uintptr(base) + if base>>32 != 0 { + // We can't stuff the base back into a uintptr, so any + // future calls would be suspect. Generate an error. + // EIO is allowed by getdirentries. + err = EIO + } + return } // The old syscall entries are smaller than the new. Use 1/4 of the original @@ -404,22 +393,22 @@ func roundup(x, y int) int { func (s *Stat_t) convertFrom(old *stat_freebsd11_t) { *s = Stat_t{ - Dev: uint64(old.Dev), - Ino: uint64(old.Ino), - Nlink: uint64(old.Nlink), - Mode: old.Mode, - Uid: old.Uid, - Gid: old.Gid, - Rdev: uint64(old.Rdev), - Atim: old.Atim, - Mtim: old.Mtim, - Ctim: old.Ctim, - Birthtim: old.Birthtim, - Size: old.Size, - Blocks: old.Blocks, - Blksize: old.Blksize, - Flags: old.Flags, - Gen: uint64(old.Gen), + Dev: uint64(old.Dev), + Ino: uint64(old.Ino), + Nlink: uint64(old.Nlink), + Mode: old.Mode, + Uid: old.Uid, + Gid: old.Gid, + Rdev: uint64(old.Rdev), + Atim: old.Atim, + Mtim: old.Mtim, + Ctim: old.Ctim, + Btim: old.Btim, + Size: old.Size, + Blocks: old.Blocks, + Blksize: old.Blksize, + Flags: old.Flags, + Gen: uint64(old.Gen), } } @@ -500,6 +489,77 @@ func convertFromDirents11(buf []byte, old []byte) int { return dstPos } +func Sendfile(outfd int, infd int, offset *int64, count int) (written int, err error) { + if raceenabled { + raceReleaseMerge(unsafe.Pointer(&ioSync)) + } + return sendfile(outfd, infd, offset, count) +} + +//sys ptrace(request int, pid int, addr uintptr, data int) (err error) + +func PtraceAttach(pid int) (err error) { + return ptrace(PTRACE_ATTACH, pid, 0, 0) +} + +func PtraceCont(pid int, signal int) (err error) { + return ptrace(PTRACE_CONT, pid, 1, signal) +} + +func PtraceDetach(pid int) (err error) { + return ptrace(PTRACE_DETACH, pid, 1, 0) +} + +func PtraceGetFpRegs(pid int, fpregsout *FpReg) (err error) { + return ptrace(PTRACE_GETFPREGS, pid, uintptr(unsafe.Pointer(fpregsout)), 0) +} + +func PtraceGetFsBase(pid int, fsbase *int64) (err error) { + return ptrace(PTRACE_GETFSBASE, pid, uintptr(unsafe.Pointer(fsbase)), 0) +} + +func PtraceGetRegs(pid int, regsout *Reg) (err error) { + return ptrace(PTRACE_GETREGS, pid, uintptr(unsafe.Pointer(regsout)), 0) +} + +func PtraceIO(req int, pid int, addr uintptr, out []byte, countin int) (count int, err error) { + ioDesc := PtraceIoDesc{Op: int32(req), Offs: (*byte)(unsafe.Pointer(addr)), Addr: (*byte)(unsafe.Pointer(&out[0])), Len: uint(countin)} + err = ptrace(PTRACE_IO, pid, uintptr(unsafe.Pointer(&ioDesc)), 0) + return int(ioDesc.Len), err +} + +func PtraceLwpEvents(pid int, enable int) (err error) { + return ptrace(PTRACE_LWPEVENTS, pid, 0, enable) +} + +func PtraceLwpInfo(pid int, info uintptr) (err error) { + return ptrace(PTRACE_LWPINFO, pid, info, int(unsafe.Sizeof(PtraceLwpInfoStruct{}))) +} + +func PtracePeekData(pid int, addr uintptr, out []byte) (count int, err error) { + return PtraceIO(PIOD_READ_D, pid, addr, out, SizeofLong) +} + +func PtracePeekText(pid int, addr uintptr, out []byte) (count int, err error) { + return PtraceIO(PIOD_READ_I, pid, addr, out, SizeofLong) +} + +func PtracePokeData(pid int, addr uintptr, data []byte) (count int, err error) { + return PtraceIO(PIOD_WRITE_D, pid, addr, data, SizeofLong) +} + +func PtracePokeText(pid int, addr uintptr, data []byte) (count int, err error) { + return PtraceIO(PIOD_WRITE_I, pid, addr, data, SizeofLong) +} + +func PtraceSetRegs(pid int, regs *Reg) (err error) { + return ptrace(PTRACE_SETREGS, pid, uintptr(unsafe.Pointer(regs)), 0) +} + +func PtraceSingleStep(pid int) (err error) { + return ptrace(PTRACE_SINGLESTEP, pid, 1, 0) +} + /* * Exposed directly */ @@ -548,7 +608,7 @@ func convertFromDirents11(buf []byte, old []byte) int { //sys Fsync(fd int) (err error) //sys Ftruncate(fd int, length int64) (err error) //sys getdirentries(fd int, buf []byte, basep *uintptr) (n int, err error) -//sys getdirentries_freebsd12(fd int, buf []byte, basep *uintptr) (n int, err error) +//sys getdirentries_freebsd12(fd int, buf []byte, basep *uint64) (n int, err error) //sys Getdtablesize() (size int) //sysnb Getegid() (egid int) //sysnb Geteuid() (uid int) |