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