test/ossl_shim/test_config.cc

   1 /*
   2  * Copyright 1995-2016 The OpenSSL Project Authors. All Rights Reserved.
   3  *
   4  * Licensed under the Apache License 2.0 (the "License").  You may not use
   5  * this file except in compliance with the License.  You can obtain a copy
   6  * in the file LICENSE in the source distribution or at
   7  * https://www.openssl.org/source/license.html
   8  */
   9
  10 #include "test_config.h"
  11
  12 #include <stdio.h>
  13 #include <stdlib.h>
  14 #include <string.h>
  15
  16 #include <memory>
  17
  18 #include <openssl/evp.h>
  19
  20 namespace {
  21
  22 template <typename T>
  23 struct Flag {
  24   const char *flag;
  25   T TestConfig::*member;
  26 };
  27
  28 // FindField looks for the flag in |flags| that matches |flag|. If one is found,
  29 // it returns a pointer to the corresponding field in |config|. Otherwise, it
  30 // returns NULL.
  31 template<typename T, size_t N>
  32 T *FindField(TestConfig *config, const Flag<T> (&flags)[N], const char *flag) {
  33   for (size_t i = 0; i < N; i++) {
  34     if (strcmp(flag, flags[i].flag) == 0) {
  35       return &(config->*(flags[i].member));
  36     }
  37   }
  38   return NULL;
  39 }
  40
  41 const Flag<bool> kBoolFlags[] = {
  42   { "-server", &TestConfig::is_server },
  43   { "-dtls", &TestConfig::is_dtls },
  44   { "-fallback-scsv", &TestConfig::fallback_scsv },
  45   { "-require-any-client-certificate",
  46     &TestConfig::require_any_client_certificate },
  47   { "-async", &TestConfig::async },
  48   { "-write-different-record-sizes",
  49     &TestConfig::write_different_record_sizes },
  50   { "-partial-write", &TestConfig::partial_write },
  51   { "-no-tls13", &TestConfig::no_tls13 },
  52   { "-no-tls12", &TestConfig::no_tls12 },
  53   { "-no-tls11", &TestConfig::no_tls11 },
  54   { "-no-tls1", &TestConfig::no_tls1 },
  55   { "-no-ssl3", &TestConfig::no_ssl3 },
  56   { "-shim-writes-first", &TestConfig::shim_writes_first },
  57   { "-expect-session-miss", &TestConfig::expect_session_miss },
  58   { "-decline-alpn", &TestConfig::decline_alpn },
  59   { "-expect-extended-master-secret",
  60     &TestConfig::expect_extended_master_secret },
  61   { "-implicit-handshake", &TestConfig::implicit_handshake },
  62   { "-handshake-never-done", &TestConfig::handshake_never_done },
  63   { "-use-export-context", &TestConfig::use_export_context },
  64   { "-expect-ticket-renewal", &TestConfig::expect_ticket_renewal },
  65   { "-expect-no-session", &TestConfig::expect_no_session },
  66   { "-use-ticket-callback", &TestConfig::use_ticket_callback },
  67   { "-renew-ticket", &TestConfig::renew_ticket },
  68   { "-enable-client-custom-extension",
  69     &TestConfig::enable_client_custom_extension },
  70   { "-enable-server-custom-extension",
  71     &TestConfig::enable_server_custom_extension },
  72   { "-custom-extension-skip", &TestConfig::custom_extension_skip },
  73   { "-custom-extension-fail-add", &TestConfig::custom_extension_fail_add },
  74   { "-check-close-notify", &TestConfig::check_close_notify },
  75   { "-shim-shuts-down", &TestConfig::shim_shuts_down },
  76   { "-verify-fail", &TestConfig::verify_fail },
  77   { "-verify-peer", &TestConfig::verify_peer },
  78   { "-expect-verify-result", &TestConfig::expect_verify_result },
  79   { "-renegotiate-freely", &TestConfig::renegotiate_freely },
  80   { "-p384-only", &TestConfig::p384_only },
  81   { "-enable-all-curves", &TestConfig::enable_all_curves },
  82   { "-use-sparse-dh-prime", &TestConfig::use_sparse_dh_prime },
  83   { "-use-old-client-cert-callback",
  84     &TestConfig::use_old_client_cert_callback },
  85   { "-use-null-client-ca-list", &TestConfig::use_null_client_ca_list },
  86   { "-peek-then-read", &TestConfig::peek_then_read },
  87 };
  88
  89 const Flag<std::string> kStringFlags[] = {
  90   { "-key-file", &TestConfig::key_file },
  91   { "-cert-file", &TestConfig::cert_file },
  92   { "-expect-server-name", &TestConfig::expected_server_name },
  93   { "-advertise-npn", &TestConfig::advertise_npn },
  94   { "-expect-next-proto", &TestConfig::expected_next_proto },
  95   { "-select-next-proto", &TestConfig::select_next_proto },
  96   { "-host-name", &TestConfig::host_name },
  97   { "-advertise-alpn", &TestConfig::advertise_alpn },
  98   { "-expect-alpn", &TestConfig::expected_alpn },
  99   { "-expect-advertised-alpn", &TestConfig::expected_advertised_alpn },
 100   { "-select-alpn", &TestConfig::select_alpn },
 101   { "-psk", &TestConfig::psk },
 102   { "-psk-identity", &TestConfig::psk_identity },
 103   { "-srtp-profiles", &TestConfig::srtp_profiles },
 104   { "-cipher", &TestConfig::cipher },
 105   { "-export-label", &TestConfig::export_label },
 106   { "-export-context", &TestConfig::export_context },
 107 };
 108
 109 const Flag<std::string> kBase64Flags[] = {
 110   { "-expect-certificate-types", &TestConfig::expected_certificate_types },
 111 };
 112
 113 const Flag<int> kIntFlags[] = {
 114   { "-port", &TestConfig::port },
 115   { "-resume-count", &TestConfig::resume_count },
 116   { "-min-version", &TestConfig::min_version },
 117   { "-max-version", &TestConfig::max_version },
 118   { "-mtu", &TestConfig::mtu },
 119   { "-export-keying-material", &TestConfig::export_keying_material },
 120   { "-expect-total-renegotiations", &TestConfig::expect_total_renegotiations },
 121   { "-max-cert-list", &TestConfig::max_cert_list },
 122 };
 123
 124 }  // namespace
 125
 126 bool 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       const char *val;
 137
 138       i++;
 139       if (i >= argc) {
 140         fprintf(stderr, "Missing parameter\n");
 141         return false;
 142       }
 143
 144       /*
 145        * Fix up the -cipher argument. runner uses "DEFAULT:NULL-SHA" to enable
 146        * the NULL-SHA cipher. However in OpenSSL "DEFAULT" permanently switches
 147        * off NULL ciphers, so we use "ALL:NULL-SHA" instead.
 148        */
 149       if (strcmp(argv[i - 1], "-cipher") == 0
 150           && strcmp(argv[i], "DEFAULT:NULL-SHA") == 0)
 151         val = "ALL:NULL-SHA";
 152       else
 153         val = argv[i];
 154
 155       string_field->assign(val);
 156       continue;
 157     }
 158
 159     std::string *base64_field = FindField(out_config, kBase64Flags, argv[i]);
 160     if (base64_field != NULL) {
 161       i++;
 162       if (i >= argc) {
 163         fprintf(stderr, "Missing parameter\n");
 164         return false;
 165       }
 166       std::unique_ptr<uint8_t[]> decoded(new uint8_t[strlen(argv[i])]);
 167       int len = EVP_DecodeBlock(decoded.get(),
 168                                 reinterpret_cast<const uint8_t *>(argv[i]),
 169                                 strlen(argv[i]));
 170       if (len < 0) {
 171         fprintf(stderr, "Invalid base64: %s\n", argv[i]);
 172         return false;
 173       }
 174       base64_field->assign(reinterpret_cast<const char *>(decoded.get()), len);
 175       continue;
 176     }
 177
 178     int *int_field = FindField(out_config, kIntFlags, argv[i]);
 179     if (int_field) {
 180       i++;
 181       if (i >= argc) {
 182         fprintf(stderr, "Missing parameter\n");
 183         return false;
 184       }
 185       *int_field = atoi(argv[i]);
 186       continue;
 187     }
 188
 189     fprintf(stderr, "Unknown argument: %s\n", argv[i]);
 190     exit(89);
 191     return false;
 192   }
 193
 194   return true;
 195 }