1
2
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6
7 package unix
8
9 import (
10 "syscall"
11 "unsafe"
12 )
13
14 func setTimespec(sec, nsec int64) Timespec {
15 return Timespec{Sec: sec, Nsec: nsec}
16 }
17
18 func setTimeval(sec, usec int64) Timeval {
19 return Timeval{Sec: sec, Usec: usec}
20 }
21
22 func SetKevent(k *Kevent_t, fd, mode, flags int) {
23 k.Ident = uint64(fd)
24 k.Filter = int16(mode)
25 k.Flags = uint16(flags)
26 }
27
28 func (iov *Iovec) SetLen(length int) {
29 iov.Len = uint64(length)
30 }
31
32 func (msghdr *Msghdr) SetControllen(length int) {
33 msghdr.Controllen = uint32(length)
34 }
35
36 func (msghdr *Msghdr) SetIovlen(length int) {
37 msghdr.Iovlen = int32(length)
38 }
39
40 func (cmsg *Cmsghdr) SetLen(length int) {
41 cmsg.Len = uint32(length)
42 }
43
44 func (d *PtraceIoDesc) SetLen(length int) {
45 d.Len = uint64(length)
46 }
47
48 func sendfile(outfd int, infd int, offset *int64, count int) (written int, err error) {
49 var writtenOut uint64 = 0
50 _, _, e1 := Syscall9(SYS_SENDFILE, uintptr(infd), uintptr(outfd), uintptr(*offset), uintptr(count), 0, uintptr(unsafe.Pointer(&writtenOut)), 0, 0, 0)
51
52 written = int(writtenOut)
53
54 if e1 != 0 {
55 err = e1
56 }
57 return
58 }
59
60 func Syscall9(num, a1, a2, a3, a4, a5, a6, a7, a8, a9 uintptr) (r1, r2 uintptr, err syscall.Errno)
61
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