1 /** @file 2 Translate the host name into an IP address 3 4 Copyright (c) 2011 - 2014, Intel Corporation. All rights reserved.<BR> 5 This program and the accompanying materials are licensed and made available under 6 the terms and conditions of the BSD License that accompanies this distribution. 7 The full text of the license may be found at 8 http://opensource.org/licenses/bsd-license.php. 9 10 THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS, 11 WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED. 12 **/ 13 #include <errno.h> 14 #include <netdb.h> 15 #include <string.h> 16 #include <Uefi.h> 17 #include <unistd.h> 18 19 #include <Library/DebugLib.h> 20 #include <Library/UefiLib.h> 21 22 #include <sys/socket.h> 23 24 struct hostent * _gethostbydnsname (const char *, int); 25 26 char mBuffer[65536]; 27 28 29 /** Translate the host name into an IP address 30 31 @param [in] Argc The number of arguments 32 @param [in] Argv The argument value array 33 34 @retval 0 The application exited normally. 35 @retval Other An error occurred. 36 **/ 37 int 38 main ( 39 IN int Argc, 40 IN char **Argv 41 ) 42 { 43 UINT8 * pIpAddress; 44 struct hostent * pHost; 45 46 DEBUG (( DEBUG_INFO, 47 "%a starting\r\n", 48 Argv[0])); 49 50 // Determine if the host name is specified 51 if ( 1 == Argc ) { 52 Print ( L"%a <host name>\r\n", Argv[0]); 53 } 54 else { 55 // Translate the host name 56 pHost = _gethostbydnsname ( Argv[1], AF_INET ); 57 if ( NULL == pHost ) { 58 Print ( L"ERROR - host not found, h_errno: %d\r\n", h_errno ); 59 } 60 else { 61 pIpAddress = (UINT8 *)pHost->h_addr; 62 Print ( L"%a: Type %d, %d.%d.%d.%d\r\n", 63 pHost->h_name, 64 pHost->h_addrtype, 65 pIpAddress[0], 66 pIpAddress[1], 67 pIpAddress[2], 68 pIpAddress[3]); 69 } 70 } 71 // All done 72 return errno; 73 } 74
