1 /** 2 * Copyright © 2018 IBM Corporation 3 * 4 * Licensed under the Apache License, Version 2.0 (the "License"); 5 * you may not use this file except in compliance with the License. 6 * You may obtain a copy of the License at 7 * 8 * http://www.apache.org/licenses/LICENSE-2.0 9 * 10 * Unless required by applicable law or agreed to in writing, software 11 * distributed under the License is distributed on an "AS IS" BASIS, 12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 13 * See the License for the specific language governing permissions and 14 * limitations under the License. 15 */ 16 #include "argument.hpp" 17 18 #include <algorithm> 19 #include <iostream> 20 #include <iterator> 21 22 namespace phosphor 23 { 24 namespace network 25 { 26 namespace ncsi 27 { 28 29 ArgumentParser::ArgumentParser(int argc, char** argv) 30 { 31 int option = 0; 32 while (-1 != (option = getopt_long(argc, argv, optionStr, options, NULL))) 33 { 34 if ((option == '?') || (option == 'h')) 35 { 36 usage(argv); 37 exit(-1); 38 } 39 40 auto i = &options[0]; 41 while ((i->val != option) && (i->val != 0)) 42 { 43 ++i; 44 } 45 46 if (i->val) 47 { 48 arguments[i->name] = (i->has_arg ? optarg : trueString); 49 } 50 } 51 } 52 53 const std::string& ArgumentParser::operator[](const std::string& opt) 54 { 55 auto i = arguments.find(opt); 56 if (i == arguments.end()) 57 { 58 return emptyString; 59 } 60 else 61 { 62 return i->second; 63 } 64 } 65 66 void ArgumentParser::usage(char** argv) 67 { 68 std::cerr << "Usage: " << argv[0] << " [options]\n"; 69 std::cerr 70 << "Options:\n" 71 " --help | -h Print this menu.\n" 72 " --index=<device index> | -x <device index> Specify device ifindex.\n" 73 " --package=<package> | -p <package> Specify a package.\n" 74 " --channel=<channel> | -c <channel> Specify a channel.\n" 75 " --info | -i Retrieve info about NCSI topology.\n" 76 " --set | -s Set a specific package/channel.\n" 77 " --clear | -r Clear all the settings on the interface.\n" 78 " --oem-payload=<hex data...> | -o <hex data...> Send an OEM command with payload.\n" 79 "\n" 80 "Example commands:\n" 81 " 1) Retrieve topology information:\n" 82 " ncsi-netlink -x 3 -p 0 -i\n" 83 " 2) Set preferred package\n" 84 " ncsi-netlink -x 3 -p 0 -s\n" 85 " 3) Set preferred channel\n" 86 " ncsi-netlink -x 3 -p 0 -c 1 -s\n" 87 " 4) Clear preferred channel\n" 88 " ncsi-netlink -x 3 -p 0 -r\n" 89 " 5) Send NCSI Command\n" 90 " ncsi-netlink -x 3 -p 0 -c 0 -o 50000001572100\n" 91 "\n"; 92 } 93 94 const option ArgumentParser::options[] = { 95 {"info", no_argument, NULL, 'i'}, 96 {"set", no_argument, NULL, 's'}, 97 {"clear", no_argument, NULL, 'r'}, 98 {"oem-payload", required_argument, NULL, 'o'}, 99 {"package", required_argument, NULL, 'p'}, 100 {"channel", required_argument, NULL, 'c'}, 101 {"index", required_argument, NULL, 'x'}, 102 {"help", no_argument, NULL, 'h'}, 103 {0, 0, 0, 0}, 104 }; 105 106 const char* ArgumentParser::optionStr = "irsx:o:p:c:h?"; 107 108 const std::string ArgumentParser::trueString = "true"; 109 const std::string ArgumentParser::emptyString = ""; 110 111 } // namespace ncsi 112 } // namespace network 113 } // namespace phosphor 114