1 /** @file 2 Translate the port number into a service name 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 <stdio.h> 16 #include <string.h> 17 #include <Uefi.h> 18 #include <unistd.h> 19 20 #include <Library/DebugLib.h> 21 #include <Library/UefiLib.h> 22 23 #include <sys/socket.h> 24 25 char mBuffer[65536]; 26 27 28 /** Translate the port number into a service name 29 30 @param[in] Argc The number of arguments 31 @param[in] Argv The argument value array 32 33 @retval 0 The application exited normally. 34 @retval Other An error occurred. 35 **/ 36 int 37 main ( 38 IN int Argc, 39 IN char **Argv 40 ) 41 { 42 int PortNumber; 43 struct servent * pService; 44 45 // Determine if the service name is specified 46 if (( 2 != Argc ) 47 || ( 1 != sscanf ( Argv[1], "%d", &PortNumber ))) { 48 Print ( L"%a <port number>\r\n", Argv[0]); 49 } 50 else { 51 // Translate the port number 52 pService = getservbyport ( htons ( PortNumber ), NULL ); 53 if ( NULL == pService ) { 54 Print ( L"ERROR - service not found, errno: %d\r\n", errno ); 55 } 56 else { 57 Print ( L"%a: %d, %a\r\n", 58 pService->s_name, 59 PortNumber, 60 pService->s_proto ); 61 } 62 } 63 // All done 64 return errno; 65 } 66
