mirror of https://github.com/acidanthera/audk.git
101 lines
2.3 KiB
C
101 lines
2.3 KiB
C
/** @file
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Set the host name
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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 <errno.h>
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#include <string.h>
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#include <Uefi.h>
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#include <unistd.h>
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#include <Library/DebugLib.h>
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#include <Library/UefiLib.h>
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#include <sys/socket.h>
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char mBuffer[65536];
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/**
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Set the host name
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@param [in] Argc The number of arguments
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@param [in] Argv The argument value array
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@retval 0 The application exited normally.
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@retval Other An error occurred.
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**/
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int
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main (
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IN int Argc,
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IN char **Argv
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)
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{
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int AppStatus;
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DEBUG (( DEBUG_INFO,
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"%a starting\r\n",
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Argv[0]));
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//
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// Determine if the host name is specified
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//
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AppStatus = 0;
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if ( 1 < Argc ) {
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//
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// Set the host name
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//
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AppStatus = sethostname ( Argv[1], strlen ( Argv[1]));
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if ( -1 == AppStatus ) {
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switch ( errno ) {
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default:
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Print ( L"ERROR - errno: %d\r\n", errno );
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break;
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case ENODEV:
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Print ( L"WARNING - Plarform does not support permanent storage!\r\n" );
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break;
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case ENOMEM:
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Print ( L"ERROR - Insufficient storage to save host name!\r\n" );
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break;
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case ENOTSUP:
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Print ( L"ERROR - Platform does not support environment variable storage!\r\n" );
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break;
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}
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}
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}
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else {
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//
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// Display the current host name
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//
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AppStatus = gethostname ( &mBuffer[0], sizeof ( mBuffer ));
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if ( -1 == AppStatus ) {
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Print ( L"ERROR - Unable to get host name, errno: %d\r\n", errno );
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}
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else {
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if ( 0 == mBuffer[0]) {
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Print ( L"Host name is not set!\r\n" );
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}
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else {
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Print ( L"Host name: %a", &mBuffer[0]);
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}
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}
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}
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//
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// All done
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//
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return errno;
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}
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