audk/AppPkg/Applications/Sockets/GetNetByName/GetNetByName.c

84 lines
1.9 KiB
C

/** @file
Translate the network name into an IP address
Copyright (c) 2011-2012, 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 <netdb.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];
/**
Translate the network name into an IP address
@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;
UINT8 * pIpAddress;
struct netent * pNetwork;
DEBUG (( DEBUG_INFO,
"%a starting\r\n",
Argv[0]));
//
// Determine if the network name is specified
//
AppStatus = 0;
if ( 1 == Argc ) {
Print ( L"%a <network name>\r\n", Argv[0]);
}
else {
//
// Translate the net name
//
pNetwork = getnetbyname ( Argv[1]);
if ( NULL == pNetwork ) {
Print ( L"ERROR - network not found, errno: %d\r\n", errno );
}
else {
pIpAddress = (UINT8 *)(UINTN)&pNetwork->n_net;
Print ( L"%a: Type %d, %d.%d.%d.%d\r\n",
pNetwork->n_name,
pNetwork->n_addrtype,
pIpAddress[0],
pIpAddress[1],
pIpAddress[2],
pIpAddress[3]);
}
}
//
// All done
//
return errno;
}