96 lines
3.0 KiB
C++
96 lines
3.0 KiB
C++
//
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// Copyright Aliaksei Levin (levlam@telegram.org), Arseny Smirnov (arseny30@gmail.com) 2014-2020
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//
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// Distributed under the Boost Software License, Version 1.0. (See accompanying
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// file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
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//
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#include "td/telegram/net/MtprotoHeader.h"
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#include "td/telegram/JsonValue.h"
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#include "td/telegram/LanguagePackManager.h"
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#include "td/telegram/Version.h"
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#include "td/tl/tl_object_store.h"
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#include "td/utils/tl_helpers.h"
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namespace td {
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namespace {
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class HeaderStorer {
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public:
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HeaderStorer(const MtprotoHeader::Options &options, bool is_anonymous)
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: options(options), is_anonymous(is_anonymous) {
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}
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template <class StorerT>
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void store(StorerT &storer) const {
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using td::store;
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// invokeWithLayer#da9b0d0d {X:Type} layer:int query:!X = X;
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store(static_cast<int32>(0xda9b0d0d), storer);
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store(MTPROTO_LAYER, storer);
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// initConnection#785188b8 {X:Type} flags:# api_id:int device_model:string system_version:string app_version:string
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// system_lang_code:string lang_pack:string lang_code:string proxy:flags.0?InputClientProxy query:!X = X;
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store(static_cast<int32>(0x785188b8), storer);
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int32 flags = 0;
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bool have_proxy = !is_anonymous && options.proxy.type() == Proxy::Type::Mtproto;
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if (have_proxy) {
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flags |= 1 << 0;
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}
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if (!options.parameters.empty()) {
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flags |= 1 << 1;
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}
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if (options.is_emulator) {
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flags |= 1 << 10;
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}
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store(flags, storer);
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store(options.api_id, storer);
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if (is_anonymous) {
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store(Slice("n/a"), storer);
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store(Slice("n/a"), storer);
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} else {
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store(options.device_model, storer);
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store(options.system_version, storer);
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}
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store(options.application_version, storer);
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store(options.system_language_code, storer);
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if (is_anonymous || options.language_pack.empty() ||
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LanguagePackManager::is_custom_language_code(options.language_code)) {
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store(Slice(), storer);
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store(Slice(), storer);
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} else {
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store(options.language_pack, storer);
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if (options.language_code.empty()) {
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store(Slice("en"), storer);
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} else {
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store(options.language_code, storer);
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}
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}
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if (have_proxy) {
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// inputClientProxy#75588b3f address:string port:int = InputClientProxy;
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store(static_cast<int32>(0x75588b3f), storer);
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store(Slice(options.proxy.server()), storer);
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store(options.proxy.port(), storer);
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}
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if (!options.parameters.empty()) {
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auto parameters_copy = options.parameters;
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auto json_value = get_input_json_value(parameters_copy).move_as_ok();
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CHECK(json_value != nullptr);
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TlStoreBoxedUnknown<TlStoreObject>::store(json_value, storer);
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}
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}
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private:
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const MtprotoHeader::Options &options;
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bool is_anonymous;
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};
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} // namespace
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string MtprotoHeader::gen_header(const MtprotoHeader::Options &options, bool is_anonymous) {
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HeaderStorer storer(options, is_anonymous);
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return serialize(storer);
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}
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} // namespace td
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