github.com/m10x/go/src@v0.0.0-20220112094212-ba61592315da/syscall/syscall_freebsd_386.go (about)

     1  // Copyright 2009 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  package syscall
     6  
     7  import "unsafe"
     8  
     9  func setTimespec(sec, nsec int64) Timespec {
    10  	return Timespec{Sec: int32(sec), Nsec: int32(nsec)}
    11  }
    12  
    13  func setTimeval(sec, usec int64) Timeval {
    14  	return Timeval{Sec: int32(sec), Usec: int32(usec)}
    15  }
    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  
    23  func (iov *Iovec) SetLen(length int) {
    24  	iov.Len = uint32(length)
    25  }
    26  
    27  func (msghdr *Msghdr) SetControllen(length int) {
    28  	msghdr.Controllen = uint32(length)
    29  }
    30  
    31  func (cmsg *Cmsghdr) SetLen(length int) {
    32  	cmsg.Len = uint32(length)
    33  }
    34  
    35  func sendfile(outfd int, infd int, offset *int64, count int) (written int, err error) {
    36  	var writtenOut uint64 = 0
    37  	_, _, e1 := Syscall9(SYS_SENDFILE, uintptr(infd), uintptr(outfd), uintptr(*offset), uintptr((*offset)>>32), uintptr(count), 0, uintptr(unsafe.Pointer(&writtenOut)), 0, 0)
    38  
    39  	written = int(writtenOut)
    40  
    41  	if e1 != 0 {
    42  		err = e1
    43  	}
    44  	return
    45  }
    46  
    47  func Syscall9(num, a1, a2, a3, a4, a5, a6, a7, a8, a9 uintptr) (r1, r2 uintptr, err Errno) // sic