syscall_freebsd_arm.go 1.6 KB

123456789101112131415161718192021222324252627282930313233343536373839404142434445464748495051525354555657585960616263
  1. // Copyright 2012 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. //go:build arm && freebsd
  5. // +build arm,freebsd
  6. package unix
  7. import (
  8. "syscall"
  9. "unsafe"
  10. )
  11. func setTimespec(sec, nsec int64) Timespec {
  12. return Timespec{Sec: sec, Nsec: int32(nsec)}
  13. }
  14. func setTimeval(sec, usec int64) Timeval {
  15. return Timeval{Sec: sec, Usec: int32(usec)}
  16. }
  17. func SetKevent(k *Kevent_t, fd, mode, flags int) {
  18. k.Ident = uint32(fd)
  19. k.Filter = int16(mode)
  20. k.Flags = uint16(flags)
  21. }
  22. func (iov *Iovec) SetLen(length int) {
  23. iov.Len = uint32(length)
  24. }
  25. func (msghdr *Msghdr) SetControllen(length int) {
  26. msghdr.Controllen = uint32(length)
  27. }
  28. func (msghdr *Msghdr) SetIovlen(length int) {
  29. msghdr.Iovlen = int32(length)
  30. }
  31. func (cmsg *Cmsghdr) SetLen(length int) {
  32. cmsg.Len = uint32(length)
  33. }
  34. func sendfile(outfd int, infd int, offset *int64, count int) (written int, err error) {
  35. var writtenOut uint64 = 0
  36. _, _, e1 := Syscall9(SYS_SENDFILE, uintptr(infd), uintptr(outfd), uintptr(*offset), uintptr((*offset)>>32), uintptr(count), 0, uintptr(unsafe.Pointer(&writtenOut)), 0, 0)
  37. written = int(writtenOut)
  38. if e1 != 0 {
  39. err = e1
  40. }
  41. return
  42. }
  43. func Syscall9(num, a1, a2, a3, a4, a5, a6, a7, a8, a9 uintptr) (r1, r2 uintptr, err syscall.Errno)
  44. func PtraceIO(req int, pid int, addr uintptr, out []byte, countin int) (count int, err error) {
  45. ioDesc := PtraceIoDesc{Op: int32(req), Offs: (*byte)(unsafe.Pointer(addr)), Addr: (*byte)(unsafe.Pointer(&out[0])), Len: uint32(countin)}
  46. err = ptrace(PTRACE_IO, pid, uintptr(unsafe.Pointer(&ioDesc)), 0)
  47. return int(ioDesc.Len), err
  48. }