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a88c31639b
* Passes conformance and functional tests. * Builds with GCC 4.4 compiler. Signed-off by: lpleahy git-svn-id: https://edk2.svn.sourceforge.net/svnroot/edk2/trunk/edk2@12497 6f19259b-4bc3-4df7-8a09-765794883524
71 lines
2.2 KiB
C
71 lines
2.2 KiB
C
/** @file
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Implement the getsockopt 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 socket options
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The
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<a href="http://pubs.opengroup.org/onlinepubs/9699919799/functions/getsockopt.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 [in] level Option protocol level
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@param [in] option_name Name of the option
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@param [out] option_value Buffer to receive the option value
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@param [in,out] option_len Length of the buffer in bytes,
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upon return length of the option value in bytes
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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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getsockopt (
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IN int s,
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IN int level,
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IN int option_name,
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OUT void * __restrict option_value,
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IN OUT socklen_t * __restrict option_len
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)
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{
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int OptionStatus;
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EFI_SOCKET_PROTOCOL * pSocketProtocol;
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EFI_STATUS Status;
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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 socket option
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//
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Status = pSocketProtocol->pfnOptionGet ( pSocketProtocol,
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level,
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option_name,
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option_value,
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option_len,
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&errno );
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}
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//
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// Return the operation stauts
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//
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OptionStatus = ( 0 == errno ) ? 0 : -1;
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return OptionStatus;
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}
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