golang.org/x/net@v0.25.1-0.20240516223405-c87a5b62e243/internal/socket/sys_windows.go (about)

     1  // Copyright 2017 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 socket
     6  
     7  import (
     8  	"net"
     9  	"syscall"
    10  	"unsafe"
    11  
    12  	"golang.org/x/sys/windows"
    13  )
    14  
    15  func probeProtocolStack() int {
    16  	var p uintptr
    17  	return int(unsafe.Sizeof(p))
    18  }
    19  
    20  const (
    21  	sysAF_UNSPEC = windows.AF_UNSPEC
    22  	sysAF_INET   = windows.AF_INET
    23  	sysAF_INET6  = windows.AF_INET6
    24  
    25  	sysSOCK_RAW = windows.SOCK_RAW
    26  
    27  	sizeofSockaddrInet4 = 0x10
    28  	sizeofSockaddrInet6 = 0x1c
    29  )
    30  
    31  func getsockopt(s uintptr, level, name int, b []byte) (int, error) {
    32  	l := uint32(len(b))
    33  	err := syscall.Getsockopt(syscall.Handle(s), int32(level), int32(name), (*byte)(unsafe.Pointer(&b[0])), (*int32)(unsafe.Pointer(&l)))
    34  	return int(l), err
    35  }
    36  
    37  func setsockopt(s uintptr, level, name int, b []byte) error {
    38  	return syscall.Setsockopt(syscall.Handle(s), int32(level), int32(name), (*byte)(unsafe.Pointer(&b[0])), int32(len(b)))
    39  }
    40  
    41  func recvmsg(s uintptr, buffers [][]byte, oob []byte, flags int, network string) (n, oobn int, recvflags int, from net.Addr, err error) {
    42  	return 0, 0, 0, nil, errNotImplemented
    43  }
    44  
    45  func sendmsg(s uintptr, buffers [][]byte, oob []byte, to net.Addr, flags int) (int, error) {
    46  	return 0, errNotImplemented
    47  }
    48  
    49  func recvmmsg(s uintptr, hs []mmsghdr, flags int) (int, error) {
    50  	return 0, errNotImplemented
    51  }
    52  
    53  func sendmmsg(s uintptr, hs []mmsghdr, flags int) (int, error) {
    54  	return 0, errNotImplemented
    55  }