1/* Copyright (c) 2014, Google Inc. 2 * 3 * Permission to use, copy, modify, and/or distribute this software for any 4 * purpose with or without fee is hereby granted, provided that the above 5 * copyright notice and this permission notice appear in all copies. 6 * 7 * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES 8 * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF 9 * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY 10 * SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES 11 * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION 12 * OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN 13 * CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. */ 14 15#include "test_config.h" 16 17#include <stdio.h> 18#include <stdlib.h> 19#include <string.h> 20 21#include <memory> 22 23#include <openssl/base64.h> 24 25namespace { 26 27template <typename T> 28struct Flag { 29 const char *flag; 30 T TestConfig::*member; 31}; 32 33// FindField looks for the flag in |flags| that matches |flag|. If one is found, 34// it returns a pointer to the corresponding field in |config|. Otherwise, it 35// returns NULL. 36template<typename T, size_t N> 37T *FindField(TestConfig *config, const Flag<T> (&flags)[N], const char *flag) { 38 for (size_t i = 0; i < N; i++) { 39 if (strcmp(flag, flags[i].flag) == 0) { 40 return &(config->*(flags[i].member)); 41 } 42 } 43 return NULL; 44} 45 46const Flag<bool> kBoolFlags[] = { 47 { "-server", &TestConfig::is_server }, 48 { "-dtls", &TestConfig::is_dtls }, 49 { "-resume", &TestConfig::resume }, 50 { "-fallback-scsv", &TestConfig::fallback_scsv }, 51 { "-require-any-client-certificate", 52 &TestConfig::require_any_client_certificate }, 53 { "-false-start", &TestConfig::false_start }, 54 { "-async", &TestConfig::async }, 55 { "-write-different-record-sizes", 56 &TestConfig::write_different_record_sizes }, 57 { "-cbc-record-splitting", &TestConfig::cbc_record_splitting }, 58 { "-partial-write", &TestConfig::partial_write }, 59 { "-no-tls12", &TestConfig::no_tls12 }, 60 { "-no-tls11", &TestConfig::no_tls11 }, 61 { "-no-tls1", &TestConfig::no_tls1 }, 62 { "-no-ssl3", &TestConfig::no_ssl3 }, 63 { "-shim-writes-first", &TestConfig::shim_writes_first }, 64 { "-tls-d5-bug", &TestConfig::tls_d5_bug }, 65 { "-expect-session-miss", &TestConfig::expect_session_miss }, 66 { "-expect-extended-master-secret", 67 &TestConfig::expect_extended_master_secret }, 68 { "-allow-unsafe-legacy-renegotiation", 69 &TestConfig::allow_unsafe_legacy_renegotiation }, 70 { "-enable-ocsp-stapling", &TestConfig::enable_ocsp_stapling }, 71 { "-enable-signed-cert-timestamps", 72 &TestConfig::enable_signed_cert_timestamps }, 73 { "-fastradio-padding", &TestConfig::fastradio_padding }, 74 { "-implicit-handshake", &TestConfig::implicit_handshake }, 75 { "-use-early-callback", &TestConfig::use_early_callback }, 76 { "-fail-early-callback", &TestConfig::fail_early_callback }, 77 { "-install-ddos-callback", &TestConfig::install_ddos_callback }, 78 { "-fail-ddos-callback", &TestConfig::fail_ddos_callback }, 79 { "-fail-second-ddos-callback", &TestConfig::fail_second_ddos_callback }, 80 { "-handshake-never-done", &TestConfig::handshake_never_done }, 81 { "-use-export-context", &TestConfig::use_export_context }, 82 { "-reject-peer-renegotiations", &TestConfig::reject_peer_renegotiations }, 83 { "-no-legacy-server-connect", &TestConfig::no_legacy_server_connect }, 84 { "-tls-unique", &TestConfig::tls_unique }, 85}; 86 87const Flag<std::string> kStringFlags[] = { 88 { "-key-file", &TestConfig::key_file }, 89 { "-cert-file", &TestConfig::cert_file }, 90 { "-expect-server-name", &TestConfig::expected_server_name }, 91 { "-advertise-npn", &TestConfig::advertise_npn }, 92 { "-expect-next-proto", &TestConfig::expected_next_proto }, 93 { "-select-next-proto", &TestConfig::select_next_proto }, 94 { "-send-channel-id", &TestConfig::send_channel_id }, 95 { "-host-name", &TestConfig::host_name }, 96 { "-advertise-alpn", &TestConfig::advertise_alpn }, 97 { "-expect-alpn", &TestConfig::expected_alpn }, 98 { "-expect-advertised-alpn", &TestConfig::expected_advertised_alpn }, 99 { "-select-alpn", &TestConfig::select_alpn }, 100 { "-psk", &TestConfig::psk }, 101 { "-psk-identity", &TestConfig::psk_identity }, 102 { "-srtp-profiles", &TestConfig::srtp_profiles }, 103 { "-cipher", &TestConfig::cipher }, 104 { "-export-label", &TestConfig::export_label }, 105 { "-export-context", &TestConfig::export_context }, 106}; 107 108const Flag<std::string> kBase64Flags[] = { 109 { "-expect-certificate-types", &TestConfig::expected_certificate_types }, 110 { "-expect-channel-id", &TestConfig::expected_channel_id }, 111 { "-expect-ocsp-response", &TestConfig::expected_ocsp_response }, 112 { "-expect-signed-cert-timestamps", 113 &TestConfig::expected_signed_cert_timestamps }, 114}; 115 116const Flag<int> kIntFlags[] = { 117 { "-port", &TestConfig::port }, 118 { "-min-version", &TestConfig::min_version }, 119 { "-max-version", &TestConfig::max_version }, 120 { "-mtu", &TestConfig::mtu }, 121 { "-export-keying-material", &TestConfig::export_keying_material }, 122}; 123 124} // namespace 125 126bool ParseConfig(int argc, char **argv, TestConfig *out_config) { 127 for (int i = 0; i < argc; i++) { 128 bool *bool_field = FindField(out_config, kBoolFlags, argv[i]); 129 if (bool_field != NULL) { 130 *bool_field = true; 131 continue; 132 } 133 134 std::string *string_field = FindField(out_config, kStringFlags, argv[i]); 135 if (string_field != NULL) { 136 i++; 137 if (i >= argc) { 138 fprintf(stderr, "Missing parameter\n"); 139 return false; 140 } 141 string_field->assign(argv[i]); 142 continue; 143 } 144 145 std::string *base64_field = FindField(out_config, kBase64Flags, argv[i]); 146 if (base64_field != NULL) { 147 i++; 148 if (i >= argc) { 149 fprintf(stderr, "Missing parameter\n"); 150 return false; 151 } 152 size_t len; 153 if (!EVP_DecodedLength(&len, strlen(argv[i]))) { 154 fprintf(stderr, "Invalid base64: %s\n", argv[i]); 155 } 156 std::unique_ptr<uint8_t[]> decoded(new uint8_t[len]); 157 if (!EVP_DecodeBase64(decoded.get(), &len, len, 158 reinterpret_cast<const uint8_t *>(argv[i]), 159 strlen(argv[i]))) { 160 fprintf(stderr, "Invalid base64: %s\n", argv[i]); 161 } 162 base64_field->assign(reinterpret_cast<const char *>(decoded.get()), len); 163 continue; 164 } 165 166 int *int_field = FindField(out_config, kIntFlags, argv[i]); 167 if (int_field) { 168 i++; 169 if (i >= argc) { 170 fprintf(stderr, "Missing parameter\n"); 171 return false; 172 } 173 *int_field = atoi(argv[i]); 174 continue; 175 } 176 177 fprintf(stderr, "Unknown argument: %s\n", argv[i]); 178 return false; 179 } 180 181 return true; 182} 183