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git.proxmox.com Git - mirror_edk2.git/blob - StdLib/BsdSocketLib/getpeername.c
2 Implement the getpeername API.
4 Copyright (c) 2011, Intel Corporation
5 All rights reserved. This program and the accompanying materials
6 are licensed and made available under the terms and conditions of the BSD License
7 which accompanies this distribution. The full text of the license may be found at
8 http://opensource.org/licenses/bsd-license.php
10 THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,
11 WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
15 #include <SocketInternals.h>
19 Get the remote address
21 The ::getpeername routine retrieves the remote system address from the socket.
23 <a href="http://pubs.opengroup.org/onlinepubs/9699919799/functions/getpeername.html#">POSIX</a>
24 documentation is available online.
26 @param [in] s Socket file descriptor returned from ::socket.
28 @param [out] address Network address to receive the remote system address
30 @param [in] address_len Length of the remote network address structure
32 @return ::getpeername returns zero (0) if successful or -1 when an error occurs.
33 In the case of an error, errno contains more details.
39 struct sockaddr
* address
,
40 socklen_t
* address_len
44 EFI_SOCKET_PROTOCOL
* pSocketProtocol
;
53 // Locate the context for this socket
55 pSocketProtocol
= BslFdToSocketProtocol ( s
, NULL
, &errno
);
56 if ( NULL
!= pSocketProtocol
) {
58 // Get the remote address
60 Status
= pSocketProtocol
->pfnGetPeer ( pSocketProtocol
,
64 if ( !EFI_ERROR ( Status
)) {
70 // Return the operation status