// // Copyright Aliaksei Levin (levlam@telegram.org), Arseny Smirnov (arseny30@gmail.com) 2014-2021 // // Distributed under the Boost Software License, Version 1.0. (See accompanying // file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt) // #include "td/telegram/ConfigManager.h" #include "td/telegram/net/DcId.h" #include "td/telegram/net/PublicRsaKeyShared.h" #include "td/telegram/net/Session.h" #include "td/telegram/NotificationManager.h" #include "td/mtproto/AuthData.h" #include "td/mtproto/DhHandshake.h" #include "td/mtproto/Handshake.h" #include "td/mtproto/HandshakeActor.h" #include "td/mtproto/Ping.h" #include "td/mtproto/PingConnection.h" #include "td/mtproto/ProxySecret.h" #include "td/mtproto/RawConnection.h" #include "td/mtproto/RSA.h" #include "td/mtproto/TlsInit.h" #include "td/mtproto/TransportType.h" #include "td/net/GetHostByNameActor.h" #include "td/net/Socks5.h" #include "td/net/TransparentProxy.h" #include "td/actor/actor.h" #include "td/actor/ConcurrentScheduler.h" #include "td/actor/PromiseFuture.h" #include "td/utils/base64.h" #include "td/utils/common.h" #include "td/utils/logging.h" #include "td/utils/port/Clocks.h" #include "td/utils/port/IPAddress.h" #include "td/utils/port/SocketFd.h" #include "td/utils/Random.h" #include "td/utils/Slice.h" #include "td/utils/Status.h" #include "td/utils/tests.h" #include "td/utils/Time.h" REGISTER_TESTS(mtproto); using namespace td; TEST(Mtproto, GetHostByNameActor) { SET_VERBOSITY_LEVEL(VERBOSITY_NAME(ERROR)); ConcurrentScheduler sched; int threads_n = 1; sched.init(threads_n); int cnt = 1; vector> actors; { auto guard = sched.get_main_guard(); auto run = [&](ActorId actor_id, string host, bool prefer_ipv6, bool allow_ok, bool allow_error) { auto promise = PromiseCreator::lambda([&cnt, &actors, num = cnt, host, allow_ok, allow_error](Result r_ip_address) { if (r_ip_address.is_error() && !allow_error) { LOG(ERROR) << num << " \"" << host << "\" " << r_ip_address.error(); } if (r_ip_address.is_ok() && !allow_ok && (r_ip_address.ok().is_ipv6() || r_ip_address.ok().get_ipv4() != 0)) { LOG(ERROR) << num << " \"" << host << "\" " << r_ip_address.ok(); } if (--cnt == 0) { actors.clear(); Scheduler::instance()->finish(); } }); cnt++; send_closure_later(actor_id, &GetHostByNameActor::run, host, 443, prefer_ipv6, std::move(promise)); }; std::vector hosts = {"127.0.0.2", "1.1.1.1", "localhost", "web.telegram.org", "web.telegram.org.", "москва.рф", "", "%", " ", "a", "\x80", "[]", "127.0.0.1.", "0x12.0x34.0x56.0x78", "0x7f.001", "2001:0db8:85a3:0000:0000:8a2e:0370:7334", "[2001:0db8:85a3:0000:0000:8a2e:0370:7334]", "[[2001:0db8:85a3:0000:0000:8a2e:0370:7334]]"}; for (auto types : {vector{GetHostByNameActor::ResolverType::Native}, vector{GetHostByNameActor::ResolverType::Google}, vector{GetHostByNameActor::ResolverType::Google, GetHostByNameActor::ResolverType::Google, GetHostByNameActor::ResolverType::Native}}) { GetHostByNameActor::Options options; options.resolver_types = types; options.scheduler_id = threads_n; auto actor = create_actor("GetHostByNameActor", std::move(options)); auto actor_id = actor.get(); actors.push_back(std::move(actor)); for (auto host : hosts) { for (auto prefer_ipv6 : {false, true}) { bool allow_ok = host.size() > 2 && host[1] != '['; bool allow_both = host == "127.0.0.1." || host == "localhost" || (host == "москва.рф" && prefer_ipv6); bool allow_error = !allow_ok || allow_both; run(actor_id, host, prefer_ipv6, allow_ok, allow_error); } } } } cnt--; sched.start(); while (sched.run_main(10)) { // empty } sched.finish(); } TEST(Time, to_unix_time) { ASSERT_EQ(0, HttpDate::to_unix_time(1970, 1, 1, 0, 0, 0).move_as_ok()); ASSERT_EQ(60 * 60 + 60 + 1, HttpDate::to_unix_time(1970, 1, 1, 1, 1, 1).move_as_ok()); ASSERT_EQ(24 * 60 * 60, HttpDate::to_unix_time(1970, 1, 2, 0, 0, 0).move_as_ok()); ASSERT_EQ(31 * 24 * 60 * 60, HttpDate::to_unix_time(1970, 2, 1, 0, 0, 0).move_as_ok()); ASSERT_EQ(365 * 24 * 60 * 60, HttpDate::to_unix_time(1971, 1, 1, 0, 0, 0).move_as_ok()); ASSERT_EQ(1562780559, HttpDate::to_unix_time(2019, 7, 10, 17, 42, 39).move_as_ok()); } TEST(Time, parse_http_date) { ASSERT_EQ(784887151, HttpDate::parse_http_date("Tue, 15 Nov 1994 08:12:31 GMT").move_as_ok()); } TEST(Mtproto, config) { ConcurrentScheduler sched; int threads_n = 0; sched.init(threads_n); int cnt = 1; { auto guard = sched.get_main_guard(); auto run = [&](auto &func, bool is_test) { auto promise = PromiseCreator::lambda([&, num = cnt](Result r_simple_config_result) { if (r_simple_config_result.is_ok()) { auto simple_config_result = r_simple_config_result.move_as_ok(); auto date = simple_config_result.r_http_date.is_ok() ? to_string(simple_config_result.r_http_date.ok()) : (PSTRING() << simple_config_result.r_http_date.error()); auto config = simple_config_result.r_config.is_ok() ? to_string(simple_config_result.r_config.ok()) : (PSTRING() << simple_config_result.r_config.error()); LOG(ERROR) << num << " " << date << " " << config; } else { LOG(ERROR) << num << " " << r_simple_config_result.error(); } if (--cnt == 0) { Scheduler::instance()->finish(); } }); cnt++; func(std::move(promise), nullptr, is_test, -1).release(); }; run(get_simple_config_azure, false); run(get_simple_config_google_dns, false); run(get_simple_config_mozilla_dns, false); run(get_simple_config_azure, true); run(get_simple_config_google_dns, true); run(get_simple_config_mozilla_dns, true); run(get_simple_config_firebase_remote_config, false); run(get_simple_config_firebase_realtime, false); run(get_simple_config_firebase_firestore, false); } cnt--; if (cnt != 0) { sched.start(); while (sched.run_main(10)) { // empty; } sched.finish(); } } TEST(Mtproto, encrypted_config) { string data = " hO//tt \b\n\tiwPVovorKtIYtQ8y2ik7CqfJiJ4pJOCLRa4fBmNPixuRPXnBFF/3mTAAZoSyHq4SNylGHz0Cv1/" "FnWWdEV+BPJeOTk+ARHcNkuJBt0CqnfcVCoDOpKqGyq0U31s2MOpQvHgAG+Tlpg02syuH0E4dCGRw5CbJPARiynteb9y5fT5x/" "kmdp6BMR5tWQSQF0liH16zLh8BDSIdiMsikdcwnAvBwdNhRqQBqGx9MTh62MDmlebjtczE9Gz0z5cscUO2yhzGdphgIy6SP+" "bwaqLWYF0XdPGjKLMUEJW+rou6fbL1t/EUXPtU0XmQAnO0Fh86h+AqDMOe30N4qKrPQ== "; auto config = decode_config(data).move_as_ok(); } class TestPingActor : public Actor { public: TestPingActor(IPAddress ip_address, Status *result) : ip_address_(ip_address), result_(result) { } private: IPAddress ip_address_; unique_ptr ping_connection_; Status *result_; bool is_inited_ = false; void start_up() override { auto r_socket = SocketFd::open(ip_address_); if (r_socket.is_error()) { LOG(ERROR) << "Failed to open socket: " << r_socket.error(); return stop(); } ping_connection_ = mtproto::PingConnection::create_req_pq( mtproto::RawConnection::create(ip_address_, r_socket.move_as_ok(), mtproto::TransportType{mtproto::TransportType::Tcp, 0, mtproto::ProxySecret()}, nullptr), 3); Scheduler::subscribe(ping_connection_->get_poll_info().extract_pollable_fd(this)); is_inited_ = true; set_timeout_in(10); yield(); } void tear_down() override { if (is_inited_) { Scheduler::unsubscribe_before_close(ping_connection_->get_poll_info().get_pollable_fd_ref()); } Scheduler::instance()->finish(); } void loop() override { auto status = ping_connection_->flush(); if (status.is_error()) { *result_ = std::move(status); return stop(); } if (ping_connection_->was_pong()) { LOG(INFO) << "GOT PONG"; return stop(); } } void timeout_expired() override { *result_ = Status::Error("Timeout expired"); stop(); } }; static IPAddress get_default_ip_address() { IPAddress ip_address; #if TD_EMSCRIPTEN ip_address.init_host_port("venus.web.telegram.org/apiws", 443).ensure(); #else ip_address.init_ipv4_port("149.154.167.40", 80).ensure(); #endif return ip_address; } static int32 get_default_dc_id() { return 10002; } class Mtproto_ping : public Test { public: using Test::Test; bool step() final { if (!is_inited_) { sched_.init(0); sched_.create_actor_unsafe(0, "Pinger", get_default_ip_address(), &result_).release(); sched_.start(); is_inited_ = true; } bool ret = sched_.run_main(10); if (ret) { return true; } sched_.finish(); if (result_.is_error()) { LOG(ERROR) << result_; } return false; } private: bool is_inited_ = false; ConcurrentScheduler sched_; Status result_; }; RegisterTest mtproto_ping("Mtproto_ping"); class HandshakeContext : public mtproto::AuthKeyHandshakeContext { public: DhCallback *get_dh_callback() override { return nullptr; } PublicRsaKeyInterface *get_public_rsa_key_interface() override { return &public_rsa_key; } private: PublicRsaKeyShared public_rsa_key{DcId::empty(), false}; }; class HandshakeTestActor : public Actor { public: HandshakeTestActor(int32 dc_id, Status *result) : dc_id_(dc_id), result_(result) { } private: int32 dc_id_ = 0; Status *result_; bool wait_for_raw_connection_ = false; unique_ptr raw_connection_; bool wait_for_handshake_ = false; unique_ptr handshake_; Status status_; bool wait_for_result_ = false; void tear_down() override { if (raw_connection_) { raw_connection_->close(); } finish(Status::Error("Interrupted")); } void loop() override { if (!wait_for_raw_connection_ && !raw_connection_) { auto ip_address = get_default_ip_address(); auto r_socket = SocketFd::open(ip_address); if (r_socket.is_error()) { finish(Status::Error(PSTRING() << "Failed to open socket: " << r_socket.error())); return stop(); } raw_connection_ = mtproto::RawConnection::create( ip_address, r_socket.move_as_ok(), mtproto::TransportType{mtproto::TransportType::Tcp, 0, mtproto::ProxySecret()}, nullptr); } if (!wait_for_handshake_ && !handshake_) { handshake_ = make_unique(dc_id_, 3600); } if (raw_connection_ && handshake_) { if (wait_for_result_) { wait_for_result_ = false; if (status_.is_error()) { finish(std::move(status_)); return stop(); } if (!handshake_->is_ready_for_finish()) { finish(Status::Error("Key is not ready..")); return stop(); } finish(Status::OK()); return stop(); } wait_for_result_ = true; create_actor( "HandshakeActor", std::move(handshake_), std::move(raw_connection_), make_unique(), 10.0, PromiseCreator::lambda([self = actor_id(this)](Result> raw_connection) { send_closure(self, &HandshakeTestActor::got_connection, std::move(raw_connection), 1); }), PromiseCreator::lambda([self = actor_id(this)](Result> handshake) { send_closure(self, &HandshakeTestActor::got_handshake, std::move(handshake), 1); })) .release(); wait_for_raw_connection_ = true; wait_for_handshake_ = true; } } void got_connection(Result> r_raw_connection, int32 dummy) { CHECK(wait_for_raw_connection_); wait_for_raw_connection_ = false; if (r_raw_connection.is_ok()) { raw_connection_ = r_raw_connection.move_as_ok(); status_ = Status::OK(); } else { status_ = r_raw_connection.move_as_error(); } // TODO: save error loop(); } void got_handshake(Result> r_handshake, int32 dummy) { CHECK(wait_for_handshake_); wait_for_handshake_ = false; CHECK(r_handshake.is_ok()); handshake_ = r_handshake.move_as_ok(); loop(); } void finish(Status status) { if (!result_) { return; } *result_ = std::move(status); result_ = nullptr; Scheduler::instance()->finish(); } }; class Mtproto_handshake : public Test { public: using Test::Test; bool step() final { if (!is_inited_) { sched_.init(0); sched_.create_actor_unsafe(0, "HandshakeTestActor", get_default_dc_id(), &result_).release(); sched_.start(); is_inited_ = true; } bool ret = sched_.run_main(10); if (ret) { return true; } sched_.finish(); if (result_.is_error()) { LOG(ERROR) << result_; } return false; } private: bool is_inited_ = false; ConcurrentScheduler sched_; Status result_; }; RegisterTest mtproto_handshake("Mtproto_handshake"); class Socks5TestActor : public Actor { public: void start_up() override { auto promise = PromiseCreator::lambda([actor_id = actor_id(this)](Result res) { send_closure(actor_id, &Socks5TestActor::on_result, std::move(res), false); }); class Callback : public TransparentProxy::Callback { public: explicit Callback(Promise promise) : promise_(std::move(promise)) { } void set_result(Result result) override { promise_.set_result(std::move(result)); } void on_connected() override { } private: Promise promise_; }; IPAddress socks5_ip; socks5_ip.init_ipv4_port("131.191.89.104", 43077).ensure(); IPAddress mtproto_ip_address = get_default_ip_address(); auto r_socket = SocketFd::open(socks5_ip); if (r_socket.is_error()) { return promise.set_error(Status::Error(PSTRING() << "Failed to open socket: " << r_socket.error())); } create_actor("socks5", r_socket.move_as_ok(), mtproto_ip_address, "", "", make_unique(std::move(promise)), actor_shared(this)) .release(); } private: void on_result(Result res, bool dummy) { res.ensure(); Scheduler::instance()->finish(); } }; TEST(Mtproto, socks5) { return; ConcurrentScheduler sched; int threads_n = 0; sched.init(threads_n); sched.create_actor_unsafe(0, "Socks5TestActor").release(); sched.start(); while (sched.run_main(10)) { // empty; } sched.finish(); } TEST(Mtproto, notifications) { vector pushes = { "eyJwIjoiSkRnQ3NMRWxEaWhyVWRRN1pYM3J1WVU4TlRBMFhMb0N6UWRNdzJ1cWlqMkdRbVR1WXVvYXhUeFJHaG1QQm8yVElYZFBzX2N3b2RIb3lY" "b2drVjM1dVl0UzdWeElNX1FNMDRKMG1mV3ZZWm4zbEtaVlJ0aFVBNGhYUWlaN0pfWDMyZDBLQUlEOWgzRnZwRjNXUFRHQWRaVkdFYzg3bnFPZ3hD" "NUNMRkM2SU9fZmVqcEpaV2RDRlhBWWpwc1k2aktrbVNRdFZ1MzE5ZW04UFVieXZudFpfdTNud2hjQ0czMk96TGp4S1kyS1lzU21JZm1GMzRmTmw1" "QUxaa2JvY2s2cE5rZEdrak9qYmRLckJyU0ZtWU8tQ0FsRE10dEplZFFnY1U5bVJQdU80b1d2NG5sb1VXS19zSlNTaXdIWEZyb1pWTnZTeFJ0Z1dN" "ZyJ9", "eyJwIjoiSkRnQ3NMRWxEaWlZby1GRWJndk9WaTFkUFdPVmZndzBBWHYwTWNzWDFhWEtNZC03T1Q2WWNfT0taRURHZDJsZ0h0WkhMSllyVG50RE95" "TkY1aXJRQlZ4UUFLQlRBekhPTGZIS3BhQXdoaWd5b3NQd0piWnJVV2xRWmh4eEozUFUzZjBNRTEwX0xNT0pFN0xsVUFaY2dabUNaX2V1QmNPZWNK" "VERxRkpIRGZjN2pBOWNrcFkyNmJRT2dPUEhCeHlEMUVrNVdQcFpLTnlBODVuYzQ1eHFPdERqcU5aVmFLU3pKb2VIcXBQMnJqR29kN2M5YkxsdGd5" "Q0NGd2NBU3dJeDc3QWNWVXY1UnVZIn0"}; string key = "uBa5yu01a-nJJeqsR3yeqMs6fJLYXjecYzFcvS6jIwS3nefBIr95LWrTm-IbRBNDLrkISz1Sv0KYpDzhU8WFRk1D0V_" "qyO7XsbDPyrYxRBpGxofJUINSjb1uCxoSdoh1_F0UXEA2fWWKKVxL0DKUQssZfbVj3AbRglsWpH-jDK1oc6eBydRiS3i4j-" "H0yJkEMoKRgaF9NaYI4u26oIQ-Ez46kTVU-R7e3acdofOJKm7HIKan_5ZMg82Dvec2M6vc_" "I54Vs28iBx8IbBO1y5z9WSScgW3JCvFFKP2MXIu7Jow5-cpUx6jXdzwRUb9RDApwAFKi45zpv8eb3uPCDAmIQ"; vector decrypted_payloads = { "eyJsb2Nfa2V5IjoiTUVTU0FHRV9URVhUIiwibG9jX2FyZ3MiOlsiQXJzZW55IFNtaXJub3YiLCJhYmNkZWZnIl0sImN1c3RvbSI6eyJtc2dfaWQi" "OiI1OTAwNDciLCJmcm9tX2lkIjoiNjI4MTQifSwiYmFkZ2UiOiI0MDkifQ", "eyJsb2Nfa2V5IjoiIiwibG9jX2FyZ3MiOltdLCJjdXN0b20iOnsiY2hhbm5lbF9pZCI6IjExNzY4OTU0OTciLCJtYXhfaWQiOiIxMzU5In0sImJh" "ZGdlIjoiMCJ9"}; key = base64url_decode(key).move_as_ok(); for (size_t i = 0; i < pushes.size(); i++) { auto push = base64url_decode(pushes[i]).move_as_ok(); auto decrypted_payload = base64url_decode(decrypted_payloads[i]).move_as_ok(); auto key_id = DhHandshake::calc_key_id(key); ASSERT_EQ(key_id, NotificationManager::get_push_receiver_id(push).ok()); ASSERT_EQ(decrypted_payload, NotificationManager::decrypt_push(key_id, key, push).ok()); } } class FastPingTestActor : public Actor { public: explicit FastPingTestActor(Status *result) : result_(result) { } private: Status *result_; unique_ptr connection_; unique_ptr handshake_; ActorOwn<> fast_ping_; int iteration_{0}; void start_up() override { // Run handshake to create key and salt auto ip_address = get_default_ip_address(); auto r_socket = SocketFd::open(ip_address); if (r_socket.is_error()) { *result_ = Status::Error(PSTRING() << "Failed to open socket: " << r_socket.error()); return stop(); } auto raw_connection = mtproto::RawConnection::create( ip_address, r_socket.move_as_ok(), mtproto::TransportType{mtproto::TransportType::Tcp, 0, mtproto::ProxySecret()}, nullptr); auto handshake = make_unique(get_default_dc_id(), 60 * 100 /*temp*/); create_actor( "HandshakeActor", std::move(handshake), std::move(raw_connection), make_unique(), 10.0, PromiseCreator::lambda([self = actor_id(this)](Result> raw_connection) { send_closure(self, &FastPingTestActor::got_connection, std::move(raw_connection), 1); }), PromiseCreator::lambda([self = actor_id(this)](Result> handshake) { send_closure(self, &FastPingTestActor::got_handshake, std::move(handshake), 1); })) .release(); } void got_connection(Result> r_raw_connection, int32 dummy) { if (r_raw_connection.is_error()) { *result_ = r_raw_connection.move_as_error(); LOG(INFO) << "Receive " << *result_ << " instead of a connection"; return stop(); } connection_ = r_raw_connection.move_as_ok(); loop(); } void got_handshake(Result> r_handshake, int32 dummy) { if (r_handshake.is_error()) { *result_ = r_handshake.move_as_error(); LOG(INFO) << "Receive " << *result_ << " instead of a handshake"; return stop(); } handshake_ = r_handshake.move_as_ok(); loop(); } void got_raw_connection(Result> r_connection) { if (r_connection.is_error()) { *result_ = r_connection.move_as_error(); LOG(INFO) << "Receive " << *result_ << " instead of a handshake"; return stop(); } connection_ = r_connection.move_as_ok(); LOG(INFO) << "RTT: " << connection_->extra().rtt; connection_->extra().rtt = 0; loop(); } void loop() override { if (handshake_ && connection_) { LOG(INFO) << "Iteration " << iteration_; if (iteration_ == 6) { return stop(); } unique_ptr auth_data; if (iteration_ % 2 == 0) { auth_data = make_unique(); auth_data->set_tmp_auth_key(handshake_->get_auth_key()); auth_data->set_server_time_difference(handshake_->get_server_time_diff()); auth_data->set_server_salt(handshake_->get_server_salt(), Time::now()); auth_data->set_future_salts({mtproto::ServerSalt{0u, 1e20, 1e30}}, Time::now()); auth_data->set_use_pfs(true); uint64 session_id = 0; do { Random::secure_bytes(reinterpret_cast(&session_id), sizeof(session_id)); } while (session_id == 0); auth_data->set_session_id(session_id); } iteration_++; fast_ping_ = create_ping_actor( "", std::move(connection_), std::move(auth_data), PromiseCreator::lambda([self = actor_id(this)](Result> r_raw_connection) { send_closure(self, &FastPingTestActor::got_raw_connection, std::move(r_raw_connection)); }), ActorShared<>()); } } void tear_down() override { Scheduler::instance()->finish(); } }; class Mtproto_FastPing : public Test { public: using Test::Test; bool step() final { if (!is_inited_) { sched_.init(0); sched_.create_actor_unsafe(0, "FastPingTestActor", &result_).release(); sched_.start(); is_inited_ = true; } bool ret = sched_.run_main(10); if (ret) { return true; } sched_.finish(); if (result_.is_error()) { LOG(ERROR) << result_; } return false; } private: bool is_inited_ = false; ConcurrentScheduler sched_; Status result_; }; RegisterTest mtproto_fastping("Mtproto_FastPing"); TEST(Mtproto, Grease) { std::string s(10000, '0'); mtproto::Grease::init(s); for (auto c : s) { CHECK((c & 0xF) == 0xA); } for (size_t i = 1; i < s.size(); i += 2) { CHECK(s[i] != s[i - 1]); } } TEST(Mtproto, TlsTransport) { SET_VERBOSITY_LEVEL(VERBOSITY_NAME(ERROR)); ConcurrentScheduler sched; int threads_n = 1; sched.init(threads_n); { auto guard = sched.get_main_guard(); class RunTest : public Actor { void start_up() override { class Callback : public TransparentProxy::Callback { public: void set_result(Result result) override { if (result.is_ok()) { LOG(ERROR) << "Unexpectedly succeeded to connect to MTProto proxy"; } else if (result.error().message() != "Response hash mismatch") { LOG(ERROR) << "Receive unexpected result " << result.error(); } Scheduler::instance()->finish(); } void on_connected() override { } }; const std::string domain = "www.google.com"; IPAddress ip_address; auto resolve_status = ip_address.init_host_port(domain, 443); if (resolve_status.is_error()) { LOG(ERROR) << resolve_status; Scheduler::instance()->finish(); return; } auto r_socket = SocketFd::open(ip_address); if (r_socket.is_error()) { LOG(ERROR) << "Failed to open socket: " << r_socket.error(); Scheduler::instance()->finish(); return; } create_actor("TlsInit", r_socket.move_as_ok(), domain, "0123456789secret", make_unique(), ActorShared<>(), Clocks::system() - Time::now()) .release(); } }; create_actor("RunTest").release(); } sched.start(); while (sched.run_main(10)) { // empty } sched.finish(); } TEST(Mtproto, RSA) { auto pem = td::Slice( "-----BEGIN RSA PUBLIC KEY-----\n" "MIIBCgKCAQEAr4v4wxMDXIaMOh8bayF/NyoYdpcysn5EbjTIOZC0RkgzsRj3SGlu\n" "52QSz+ysO41dQAjpFLgxPVJoOlxXokaOq827IfW0bGCm0doT5hxtedu9UCQKbE8j\n" "lDOk+kWMXHPZFJKWRgKgTu9hcB3y3Vk+JFfLpq3d5ZB48B4bcwrRQnzkx5GhWOFX\n" "x73ZgjO93eoQ2b/lDyXxK4B4IS+hZhjzezPZTI5upTRbs5ljlApsddsHrKk6jJNj\n" "8Ygs/ps8e6ct82jLXbnndC9s8HjEvDvBPH9IPjv5JUlmHMBFZ5vFQIfbpo0u0+1P\n" "n6bkEi5o7/ifoyVv2pAZTRwppTz0EuXD8QIDAQAB\n" "-----END RSA PUBLIC KEY-----"); auto rsa = RSA::from_pem_public_key(pem).move_as_ok(); ASSERT_EQ(-7596991558377038078, rsa.get_fingerprint()); ASSERT_EQ(256u, rsa.size()); string s(255, '\0'); string to(256, '\0'); ASSERT_EQ(256u, rsa.encrypt(MutableSlice(s).ubegin(), 10, 255, MutableSlice(to).ubegin(), 256)); }