test/ossl_shim/test_config.cc

   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/evp.h>
  24
  25 namespace {
  26
  27 template <typename T>
  28 struct 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.
  36 template<typename T, size_t N>
  37 T *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
  46 const Flag<bool> kBoolFlags[] = {
  47   { "-server", &TestConfig::is_server },
  48   { "-dtls", &TestConfig::is_dtls },
  49   { "-fallback-scsv", &TestConfig::fallback_scsv },
  50   { "-require-any-client-certificate",
  51     &TestConfig::require_any_client_certificate },
  52   { "-false-start", &TestConfig::false_start },
  53   { "-async", &TestConfig::async },
  54   { "-write-different-record-sizes",
  55     &TestConfig::write_different_record_sizes },
  56   { "-cbc-record-splitting", &TestConfig::cbc_record_splitting },
  57   { "-partial-write", &TestConfig::partial_write },
  58   { "-no-tls13", &TestConfig::no_tls13 },
  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   { "-enable-channel-id", &TestConfig::enable_channel_id },
  64   { "-shim-writes-first", &TestConfig::shim_writes_first },
  65   { "-expect-session-miss", &TestConfig::expect_session_miss },
  66   { "-decline-alpn", &TestConfig::decline_alpn },
  67   { "-expect-extended-master-secret",
  68     &TestConfig::expect_extended_master_secret },
  69   { "-enable-ocsp-stapling", &TestConfig::enable_ocsp_stapling },
  70   { "-enable-signed-cert-timestamps",
  71     &TestConfig::enable_signed_cert_timestamps },
  72   { "-implicit-handshake", &TestConfig::implicit_handshake },
  73   { "-use-early-callback", &TestConfig::use_early_callback },
  74   { "-fail-early-callback", &TestConfig::fail_early_callback },
  75   { "-install-ddos-callback", &TestConfig::install_ddos_callback },
  76   { "-fail-ddos-callback", &TestConfig::fail_ddos_callback },
  77   { "-fail-second-ddos-callback", &TestConfig::fail_second_ddos_callback },
  78   { "-handshake-never-done", &TestConfig::handshake_never_done },
  79   { "-use-export-context", &TestConfig::use_export_context },
  80   { "-tls-unique", &TestConfig::tls_unique },
  81   { "-expect-ticket-renewal", &TestConfig::expect_ticket_renewal },
  82   { "-expect-no-session", &TestConfig::expect_no_session },
  83   { "-use-ticket-callback", &TestConfig::use_ticket_callback },
  84   { "-renew-ticket", &TestConfig::renew_ticket },
  85   { "-enable-client-custom-extension",
  86     &TestConfig::enable_client_custom_extension },
  87   { "-enable-server-custom-extension",
  88     &TestConfig::enable_server_custom_extension },
  89   { "-custom-extension-skip", &TestConfig::custom_extension_skip },
  90   { "-custom-extension-fail-add", &TestConfig::custom_extension_fail_add },
  91   { "-check-close-notify", &TestConfig::check_close_notify },
  92   { "-shim-shuts-down", &TestConfig::shim_shuts_down },
  93   { "-verify-fail", &TestConfig::verify_fail },
  94   { "-verify-peer", &TestConfig::verify_peer },
  95   { "-expect-verify-result", &TestConfig::expect_verify_result },
  96   { "-renegotiate-once", &TestConfig::renegotiate_once },
  97   { "-renegotiate-freely", &TestConfig::renegotiate_freely },
  98   { "-renegotiate-ignore", &TestConfig::renegotiate_ignore },
  99   { "-disable-npn", &TestConfig::disable_npn },
 100   { "-p384-only", &TestConfig::p384_only },
 101   { "-enable-all-curves", &TestConfig::enable_all_curves },
 102   { "-use-sparse-dh-prime", &TestConfig::use_sparse_dh_prime },
 103   { "-use-old-client-cert-callback",
 104     &TestConfig::use_old_client_cert_callback },
 105   { "-use-null-client-ca-list", &TestConfig::use_null_client_ca_list },
 106   { "-send-alert", &TestConfig::send_alert },
 107   { "-peek-then-read", &TestConfig::peek_then_read },
 108   { "-enable-grease", &TestConfig::enable_grease },
 109 };
 110
 111 const Flag<std::string> kStringFlags[] = {
 112   { "-digest-prefs", &TestConfig::digest_prefs },
 113   { "-key-file", &TestConfig::key_file },
 114   { "-cert-file", &TestConfig::cert_file },
 115   { "-expect-server-name", &TestConfig::expected_server_name },
 116   { "-advertise-npn", &TestConfig::advertise_npn },
 117   { "-expect-next-proto", &TestConfig::expected_next_proto },
 118   { "-select-next-proto", &TestConfig::select_next_proto },
 119   { "-send-channel-id", &TestConfig::send_channel_id },
 120   { "-host-name", &TestConfig::host_name },
 121   { "-advertise-alpn", &TestConfig::advertise_alpn },
 122   { "-expect-alpn", &TestConfig::expected_alpn },
 123   { "-expect-advertised-alpn", &TestConfig::expected_advertised_alpn },
 124   { "-select-alpn", &TestConfig::select_alpn },
 125   { "-psk", &TestConfig::psk },
 126   { "-psk-identity", &TestConfig::psk_identity },
 127   { "-srtp-profiles", &TestConfig::srtp_profiles },
 128   { "-cipher", &TestConfig::cipher },
 129   { "-cipher-tls10", &TestConfig::cipher_tls10 },
 130   { "-cipher-tls11", &TestConfig::cipher_tls11 },
 131   { "-export-label", &TestConfig::export_label },
 132   { "-export-context", &TestConfig::export_context },
 133 };
 134
 135 const Flag<std::string> kBase64Flags[] = {
 136   { "-expect-certificate-types", &TestConfig::expected_certificate_types },
 137   { "-expect-channel-id", &TestConfig::expected_channel_id },
 138   { "-expect-ocsp-response", &TestConfig::expected_ocsp_response },
 139   { "-expect-signed-cert-timestamps",
 140     &TestConfig::expected_signed_cert_timestamps },
 141   { "-ocsp-response", &TestConfig::ocsp_response },
 142   { "-signed-cert-timestamps", &TestConfig::signed_cert_timestamps },
 143 };
 144
 145 const Flag<int> kIntFlags[] = {
 146   { "-port", &TestConfig::port },
 147   { "-resume-count", &TestConfig::resume_count },
 148   { "-min-version", &TestConfig::min_version },
 149   { "-max-version", &TestConfig::max_version },
 150   { "-mtu", &TestConfig::mtu },
 151   { "-export-keying-material", &TestConfig::export_keying_material },
 152   { "-expect-total-renegotiations", &TestConfig::expect_total_renegotiations },
 153   { "-expect-peer-signature-algorithm",
 154     &TestConfig::expect_peer_signature_algorithm },
 155   { "-expect-curve-id", &TestConfig::expect_curve_id },
 156   { "-expect-dhe-group-size", &TestConfig::expect_dhe_group_size },
 157   { "-initial-timeout-duration-ms", &TestConfig::initial_timeout_duration_ms },
 158   { "-max-cert-list", &TestConfig::max_cert_list },
 159 };
 160
 161 const Flag<std::vector<int>> kIntVectorFlags[] = {
 162   { "-signing-prefs", &TestConfig::signing_prefs },
 163 };
 164
 165 }  // namespace
 166
 167 bool ParseConfig(int argc, char **argv, TestConfig *out_config) {
 168   for (int i = 0; i < argc; i++) {
 169     bool *bool_field = FindField(out_config, kBoolFlags, argv[i]);
 170     if (bool_field != NULL) {
 171       *bool_field = true;
 172       continue;
 173     }
 174
 175     std::string *string_field = FindField(out_config, kStringFlags, argv[i]);
 176     if (string_field != NULL) {
 177       i++;
 178       if (i >= argc) {
 179         fprintf(stderr, "Missing parameter\n");
 180         return false;
 181       }
 182       string_field->assign(argv[i]);
 183       continue;
 184     }
 185
 186     std::string *base64_field = FindField(out_config, kBase64Flags, argv[i]);
 187     if (base64_field != NULL) {
 188       i++;
 189       if (i >= argc) {
 190         fprintf(stderr, "Missing parameter\n");
 191         return false;
 192       }
 193       std::unique_ptr<uint8_t[]> decoded(new uint8_t[strlen(argv[i])]);
 194       int len = EVP_DecodeBlock(decoded.get(),
 195                                 reinterpret_cast<const uint8_t *>(argv[i]),
 196                                 strlen(argv[i]));
 197       if (len < 0) {
 198         fprintf(stderr, "Invalid base64: %s\n", argv[i]);
 199         return false;
 200       }
 201       base64_field->assign(reinterpret_cast<const char *>(decoded.get()), len);
 202       continue;
 203     }
 204
 205     int *int_field = FindField(out_config, kIntFlags, argv[i]);
 206     if (int_field) {
 207       i++;
 208       if (i >= argc) {
 209         fprintf(stderr, "Missing parameter\n");
 210         return false;
 211       }
 212       *int_field = atoi(argv[i]);
 213       continue;
 214     }
 215
 216     std::vector<int> *int_vector_field =
 217         FindField(out_config, kIntVectorFlags, argv[i]);
 218     if (int_vector_field) {
 219       i++;
 220       if (i >= argc) {
 221         fprintf(stderr, "Missing parameter\n");
 222         return false;
 223       }
 224
 225       // Each instance of the flag adds to the list.
 226       int_vector_field->push_back(atoi(argv[i]));
 227       continue;
 228     }
 229
 230     fprintf(stderr, "Unknown argument: %s\n", argv[i]);
 231     return false;
 232   }
 233
 234   return true;
 235 }