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/* Copyright (c) 2014, Google Inc.
*
* Permission to use, copy, modify, and/or distribute this software for any
* purpose with or without fee is hereby granted, provided that the above
* copyright notice and this permission notice appear in all copies.
*
* THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
* WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
* MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY
* SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
* WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION
* OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN
* CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. */
#include "test_config.h"
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <memory>
#include <openssl/base64.h>
namespace {
template <typename T>
struct Flag {
const char *flag;
T TestConfig::*member;
};
// FindField looks for the flag in |flags| that matches |flag|. If one is found,
// it returns a pointer to the corresponding field in |config|. Otherwise, it
// returns NULL.
template<typename T, size_t N>
T *FindField(TestConfig *config, const Flag<T> (&flags)[N], const char *flag) {
for (size_t i = 0; i < N; i++) {
if (strcmp(flag, flags[i].flag) == 0) {
return &(config->*(flags[i].member));
}
}
return NULL;
}
const Flag<bool> kBoolFlags[] = {
{ "-server", &TestConfig::is_server },
{ "-dtls", &TestConfig::is_dtls },
{ "-fallback-scsv", &TestConfig::fallback_scsv },
{ "-require-any-client-certificate",
&TestConfig::require_any_client_certificate },
{ "-false-start", &TestConfig::false_start },
{ "-async", &TestConfig::async },
{ "-write-different-record-sizes",
&TestConfig::write_different_record_sizes },
{ "-cbc-record-splitting", &TestConfig::cbc_record_splitting },
{ "-partial-write", &TestConfig::partial_write },
{ "-no-tls13", &TestConfig::no_tls13 },
{ "-no-tls12", &TestConfig::no_tls12 },
{ "-no-tls11", &TestConfig::no_tls11 },
{ "-no-tls1", &TestConfig::no_tls1 },
{ "-no-ssl3", &TestConfig::no_ssl3 },
{ "-enable-channel-id", &TestConfig::enable_channel_id },
{ "-shim-writes-first", &TestConfig::shim_writes_first },
{ "-expect-session-miss", &TestConfig::expect_session_miss },
{ "-decline-alpn", &TestConfig::decline_alpn },
{ "-expect-extended-master-secret",
&TestConfig::expect_extended_master_secret },
{ "-enable-ocsp-stapling", &TestConfig::enable_ocsp_stapling },
{ "-enable-signed-cert-timestamps",
&TestConfig::enable_signed_cert_timestamps },
{ "-implicit-handshake", &TestConfig::implicit_handshake },
{ "-use-early-callback", &TestConfig::use_early_callback },
{ "-fail-early-callback", &TestConfig::fail_early_callback },
{ "-install-ddos-callback", &TestConfig::install_ddos_callback },
{ "-fail-ddos-callback", &TestConfig::fail_ddos_callback },
{ "-fail-second-ddos-callback", &TestConfig::fail_second_ddos_callback },
{ "-fail-cert-callback", &TestConfig::fail_cert_callback },
{ "-handshake-never-done", &TestConfig::handshake_never_done },
{ "-use-export-context", &TestConfig::use_export_context },
{ "-tls-unique", &TestConfig::tls_unique },
{ "-expect-ticket-renewal", &TestConfig::expect_ticket_renewal },
{ "-expect-no-session", &TestConfig::expect_no_session },
{ "-use-ticket-callback", &TestConfig::use_ticket_callback },
{ "-renew-ticket", &TestConfig::renew_ticket },
{ "-enable-client-custom-extension",
&TestConfig::enable_client_custom_extension },
{ "-enable-server-custom-extension",
&TestConfig::enable_server_custom_extension },
{ "-custom-extension-skip", &TestConfig::custom_extension_skip },
{ "-custom-extension-fail-add", &TestConfig::custom_extension_fail_add },
{ "-check-close-notify", &TestConfig::check_close_notify },
{ "-shim-shuts-down", &TestConfig::shim_shuts_down },
{ "-verify-fail", &TestConfig::verify_fail },
{ "-verify-peer", &TestConfig::verify_peer },
{ "-expect-verify-result", &TestConfig::expect_verify_result },
{ "-renegotiate-once", &TestConfig::renegotiate_once },
{ "-renegotiate-freely", &TestConfig::renegotiate_freely },
{ "-renegotiate-ignore", &TestConfig::renegotiate_ignore },
{ "-disable-npn", &TestConfig::disable_npn },
{ "-p384-only", &TestConfig::p384_only },
{ "-enable-all-curves", &TestConfig::enable_all_curves },
{ "-use-sparse-dh-prime", &TestConfig::use_sparse_dh_prime },
{ "-use-old-client-cert-callback",
&TestConfig::use_old_client_cert_callback },
{ "-use-null-client-ca-list", &TestConfig::use_null_client_ca_list },
{ "-send-alert", &TestConfig::send_alert },
{ "-peek-then-read", &TestConfig::peek_then_read },
{ "-enable-grease", &TestConfig::enable_grease },
{ "-use-exporter-between-reads", &TestConfig::use_exporter_between_reads },
};
const Flag<std::string> kStringFlags[] = {
{ "-digest-prefs", &TestConfig::digest_prefs },
{ "-key-file", &TestConfig::key_file },
{ "-cert-file", &TestConfig::cert_file },
{ "-expect-server-name", &TestConfig::expected_server_name },
{ "-advertise-npn", &TestConfig::advertise_npn },
{ "-expect-next-proto", &TestConfig::expected_next_proto },
{ "-select-next-proto", &TestConfig::select_next_proto },
{ "-send-channel-id", &TestConfig::send_channel_id },
{ "-host-name", &TestConfig::host_name },
{ "-advertise-alpn", &TestConfig::advertise_alpn },
{ "-expect-alpn", &TestConfig::expected_alpn },
{ "-expect-advertised-alpn", &TestConfig::expected_advertised_alpn },
{ "-select-alpn", &TestConfig::select_alpn },
{ "-psk", &TestConfig::psk },
{ "-psk-identity", &TestConfig::psk_identity },
{ "-srtp-profiles", &TestConfig::srtp_profiles },
{ "-cipher", &TestConfig::cipher },
{ "-cipher-tls10", &TestConfig::cipher_tls10 },
{ "-cipher-tls11", &TestConfig::cipher_tls11 },
{ "-export-label", &TestConfig::export_label },
{ "-export-context", &TestConfig::export_context },
{ "-expect-peer-cert-file", &TestConfig::expect_peer_cert_file },
};
const Flag<std::string> kBase64Flags[] = {
{ "-expect-certificate-types", &TestConfig::expected_certificate_types },
{ "-expect-channel-id", &TestConfig::expected_channel_id },
{ "-expect-ocsp-response", &TestConfig::expected_ocsp_response },
{ "-expect-signed-cert-timestamps",
&TestConfig::expected_signed_cert_timestamps },
{ "-ocsp-response", &TestConfig::ocsp_response },
{ "-signed-cert-timestamps", &TestConfig::signed_cert_timestamps },
{ "-ticket-key", &TestConfig::ticket_key },
};
const Flag<int> kIntFlags[] = {
{ "-port", &TestConfig::port },
{ "-resume-count", &TestConfig::resume_count },
{ "-min-version", &TestConfig::min_version },
{ "-max-version", &TestConfig::max_version },
{ "-mtu", &TestConfig::mtu },
{ "-export-keying-material", &TestConfig::export_keying_material },
{ "-expect-total-renegotiations", &TestConfig::expect_total_renegotiations },
{ "-expect-peer-signature-algorithm",
&TestConfig::expect_peer_signature_algorithm },
{ "-expect-curve-id", &TestConfig::expect_curve_id },
{ "-expect-dhe-group-size", &TestConfig::expect_dhe_group_size },
{ "-initial-timeout-duration-ms", &TestConfig::initial_timeout_duration_ms },
{ "-max-cert-list", &TestConfig::max_cert_list },
{ "-expect-cipher-aes", &TestConfig::expect_cipher_aes },
{ "-expect-cipher-no-aes", &TestConfig::expect_cipher_no_aes },
{ "-resumption-delay", &TestConfig::resumption_delay },
};
const Flag<std::vector<int>> kIntVectorFlags[] = {
{ "-signing-prefs", &TestConfig::signing_prefs },
};
} // namespace
bool ParseConfig(int argc, char **argv, TestConfig *out_config) {
for (int i = 0; i < argc; i++) {
bool *bool_field = FindField(out_config, kBoolFlags, argv[i]);
if (bool_field != NULL) {
*bool_field = true;
continue;
}
std::string *string_field = FindField(out_config, kStringFlags, argv[i]);
if (string_field != NULL) {
i++;
if (i >= argc) {
fprintf(stderr, "Missing parameter\n");
return false;
}
string_field->assign(argv[i]);
continue;
}
std::string *base64_field = FindField(out_config, kBase64Flags, argv[i]);
if (base64_field != NULL) {
i++;
if (i >= argc) {
fprintf(stderr, "Missing parameter\n");
return false;
}
size_t len;
if (!EVP_DecodedLength(&len, strlen(argv[i]))) {
fprintf(stderr, "Invalid base64: %s\n", argv[i]);
return false;
}
std::unique_ptr<uint8_t[]> decoded(new uint8_t[len]);
if (!EVP_DecodeBase64(decoded.get(), &len, len,
reinterpret_cast<const uint8_t *>(argv[i]),
strlen(argv[i]))) {
fprintf(stderr, "Invalid base64: %s\n", argv[i]);
return false;
}
base64_field->assign(reinterpret_cast<const char *>(decoded.get()), len);
continue;
}
int *int_field = FindField(out_config, kIntFlags, argv[i]);
if (int_field) {
i++;
if (i >= argc) {
fprintf(stderr, "Missing parameter\n");
return false;
}
*int_field = atoi(argv[i]);
continue;
}
std::vector<int> *int_vector_field =
FindField(out_config, kIntVectorFlags, argv[i]);
if (int_vector_field) {
i++;
if (i >= argc) {
fprintf(stderr, "Missing parameter\n");
return false;
}
// Each instance of the flag adds to the list.
int_vector_field->push_back(atoi(argv[i]));
continue;
}
fprintf(stderr, "Unknown argument: %s\n", argv[i]);
return false;
}
return true;
}