mirror of https://github.com/acidanthera/audk.git
84 lines
2.0 KiB
C
84 lines
2.0 KiB
C
/** @file
|
|
Translate the IPv4 address into a network name
|
|
|
|
Copyright (c) 2011-2012, Intel Corporation. All rights reserved.
|
|
SPDX-License-Identifier: BSD-2-Clause-Patent
|
|
|
|
**/
|
|
|
|
#include <errno.h>
|
|
#include <netdb.h>
|
|
#include <stdio.h>
|
|
#include <string.h>
|
|
#include <Uefi.h>
|
|
#include <unistd.h>
|
|
|
|
#include <Library/DebugLib.h>
|
|
#include <Library/UefiLib.h>
|
|
|
|
#include <sys/socket.h>
|
|
|
|
/**
|
|
Translate the IPv4 address into a network 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
|
|
)
|
|
{
|
|
UINT32 RemoteAddress[4];
|
|
UINT8 IpAddress[4];
|
|
struct netent * pNetwork;
|
|
|
|
//
|
|
// Determine if the IPv4 address is specified
|
|
//
|
|
if (( 2 != Argc )
|
|
|| ( 4 != sscanf ( Argv[1],
|
|
"%d.%d.%d.%d",
|
|
&RemoteAddress[0],
|
|
&RemoteAddress[1],
|
|
&RemoteAddress[2],
|
|
&RemoteAddress[3]))
|
|
|| ( 255 < RemoteAddress[0])
|
|
|| ( 255 < RemoteAddress[1])
|
|
|| ( 255 < RemoteAddress[2])
|
|
|| ( 255 < RemoteAddress[3])) {
|
|
Print ( L"%a <IPv4 Address>\r\n", Argv[0]);
|
|
}
|
|
else {
|
|
//
|
|
// Translate the address into a network name
|
|
//
|
|
IpAddress[0] = (UINT8)RemoteAddress[0];
|
|
IpAddress[1] = (UINT8)RemoteAddress[1];
|
|
IpAddress[2] = (UINT8)RemoteAddress[2];
|
|
IpAddress[3] = (UINT8)RemoteAddress[3];
|
|
pNetwork = getnetbyaddr ( *(uint32_t *)&IpAddress[0], AF_INET );
|
|
if ( NULL == pNetwork ) {
|
|
Print ( L"ERROR - network not found, errno: %d\r\n", errno );
|
|
}
|
|
else {
|
|
Print ( L"%a: %d.%d.%d.%d, 0x%08x\r\n",
|
|
pNetwork->n_name,
|
|
IpAddress[0],
|
|
IpAddress[1],
|
|
IpAddress[2],
|
|
IpAddress[3],
|
|
pNetwork->n_net );
|
|
}
|
|
}
|
|
|
|
//
|
|
// All done
|
|
//
|
|
return errno;
|
|
}
|