mirror of https://github.com/acidanthera/audk.git
75 lines
2.0 KiB
C
75 lines
2.0 KiB
C
/** @file
|
|
Implement the getpeername API.
|
|
|
|
Copyright (c) 2011, Intel Corporation
|
|
All rights reserved. This program and the accompanying materials
|
|
are licensed and made available under the terms and conditions of the BSD License
|
|
which accompanies this distribution. The full text of the license may be found at
|
|
http://opensource.org/licenses/bsd-license.php
|
|
|
|
THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,
|
|
WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
|
|
|
|
**/
|
|
|
|
#include <SocketInternals.h>
|
|
|
|
|
|
/**
|
|
Get the remote address
|
|
|
|
The getpeername routine retrieves the remote system address from the socket.
|
|
|
|
The
|
|
<a href="http://pubs.opengroup.org/onlinepubs/9699919799/functions/getpeername.html#">POSIX</a>
|
|
documentation is available online.
|
|
|
|
@param [in] s Socket file descriptor returned from ::socket.
|
|
|
|
@param [out] address Network address to receive the remote system address
|
|
|
|
@param [in] address_len Length of the remote network address structure
|
|
|
|
@return This routine returns zero (0) if successful or -1 when an error occurs.
|
|
In the case of an error, ::errno contains more details.
|
|
|
|
**/
|
|
int
|
|
getpeername (
|
|
int s,
|
|
struct sockaddr * address,
|
|
socklen_t * address_len
|
|
)
|
|
{
|
|
int RetVal;
|
|
EFI_SOCKET_PROTOCOL * pSocketProtocol;
|
|
EFI_STATUS Status;
|
|
|
|
//
|
|
// Assume failure
|
|
//
|
|
RetVal = -1;
|
|
|
|
//
|
|
// Locate the context for this socket
|
|
//
|
|
pSocketProtocol = BslFdToSocketProtocol ( s, NULL, &errno );
|
|
if ( NULL != pSocketProtocol ) {
|
|
//
|
|
// Get the remote address
|
|
//
|
|
Status = pSocketProtocol->pfnGetPeer ( pSocketProtocol,
|
|
address,
|
|
address_len,
|
|
&errno );
|
|
if ( !EFI_ERROR ( Status )) {
|
|
RetVal = 0;
|
|
}
|
|
}
|
|
|
|
//
|
|
// Return the operation status
|
|
//
|
|
return RetVal;
|
|
}
|