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