97c15865a5
Move logs:SignalHandlers to core/crash_reports:CrashReports. Move all pre-launch windows to core/crash_report_window module. Move some global code to core/launcher:Launcher. It should replace settings / platform_specific module in some way.
256 lines
7.6 KiB
C++
256 lines
7.6 KiB
C++
/*
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This file is part of Telegram Desktop,
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the official desktop version of Telegram messaging app, see https://telegram.org
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Telegram Desktop is free software: you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation, either version 3 of the License, or
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(at your option) any later version.
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It is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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In addition, as a special exception, the copyright holders give permission
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to link the code of portions of this program with the OpenSSL library.
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Full license: https://github.com/telegramdesktop/tdesktop/blob/master/LICENSE
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Copyright (c) 2014-2017 John Preston, https://desktop.telegram.org
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*/
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#pragma once
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#include "mtproto/type_utils.h"
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#include "mtproto/session.h"
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#include "core/single_timer.h"
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#include "mtproto/mtp_instance.h"
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namespace MTP {
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namespace internal {
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bool paused();
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void pause();
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void unpause();
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constexpr auto kDcShift = ShiftedDcId(10000);
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constexpr auto kConfigDcShift = 0x01;
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constexpr auto kLogoutDcShift = 0x02;
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constexpr auto kMaxMediaDcCount = 0x10;
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constexpr auto kBaseDownloadDcShift = 0x10;
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constexpr auto kBaseUploadDcShift = 0x20;
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constexpr auto kDestroyKeyStartDcShift = 0x100;
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} // namespace internal
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class PauseHolder {
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public:
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PauseHolder() {
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restart();
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}
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void restart() {
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if (!std::exchange(_paused, true)) {
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internal::pause();
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}
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}
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void release() {
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if (std::exchange(_paused, false)) {
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internal::unpause();
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}
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}
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~PauseHolder() {
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release();
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}
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private:
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bool _paused = false;
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};
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constexpr DcId bareDcId(ShiftedDcId shiftedDcId) {
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return (shiftedDcId % internal::kDcShift);
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}
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constexpr ShiftedDcId shiftDcId(DcId dcId, int value) {
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return dcId + internal::kDcShift * value;
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}
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constexpr int getDcIdShift(ShiftedDcId shiftedDcId) {
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return shiftedDcId / internal::kDcShift;
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}
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// send(MTPhelp_GetConfig(), MTP::configDcId(dc)) - for dc enumeration
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constexpr ShiftedDcId configDcId(DcId dcId) {
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return shiftDcId(dcId, internal::kConfigDcShift);
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}
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// send(MTPauth_LogOut(), MTP::logoutDcId(dc)) - for logout of guest dcs enumeration
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constexpr ShiftedDcId logoutDcId(DcId dcId) {
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return shiftDcId(dcId, internal::kLogoutDcShift);
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}
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constexpr auto kDownloadSessionsCount = 2;
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constexpr auto kUploadSessionsCount = 2;
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namespace internal {
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constexpr ShiftedDcId downloadDcId(DcId dcId, int index) {
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static_assert(kDownloadSessionsCount < internal::kMaxMediaDcCount, "Too large MTPDownloadSessionsCount!");
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return shiftDcId(dcId, internal::kBaseDownloadDcShift + index);
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};
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} // namespace internal
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// send(req, callbacks, MTP::downloadDcId(dc, index)) - for download shifted dc id
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inline ShiftedDcId downloadDcId(DcId dcId, int index) {
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Expects(index >= 0 && index < kDownloadSessionsCount);
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return internal::downloadDcId(dcId, index);
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}
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inline constexpr bool isDownloadDcId(ShiftedDcId shiftedDcId) {
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return (shiftedDcId >= internal::downloadDcId(0, 0)) && (shiftedDcId < internal::downloadDcId(0, kDownloadSessionsCount - 1) + internal::kDcShift);
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}
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inline bool isCdnDc(MTPDdcOption::Flags flags) {
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return (flags & MTPDdcOption::Flag::f_cdn);
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}
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inline bool isTemporaryDcId(ShiftedDcId shiftedDcId) {
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auto dcId = bareDcId(shiftedDcId);
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return (dcId >= Instance::Config::kTemporaryMainDc);
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}
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inline DcId getRealIdFromTemporaryDcId(ShiftedDcId shiftedDcId) {
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auto dcId = bareDcId(shiftedDcId);
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return (dcId >= Instance::Config::kTemporaryMainDc) ? (dcId - Instance::Config::kTemporaryMainDc) : 0;
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}
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inline DcId getTemporaryIdFromRealDcId(ShiftedDcId shiftedDcId) {
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auto dcId = bareDcId(shiftedDcId);
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return (dcId < Instance::Config::kTemporaryMainDc) ? (dcId + Instance::Config::kTemporaryMainDc) : 0;
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}
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namespace internal {
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constexpr ShiftedDcId uploadDcId(DcId dcId, int index) {
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static_assert(kUploadSessionsCount < internal::kMaxMediaDcCount, "Too large MTPUploadSessionsCount!");
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return shiftDcId(dcId, internal::kBaseUploadDcShift + index);
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};
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} // namespace internal
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// send(req, callbacks, MTP::uploadDcId(index)) - for upload shifted dc id
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// uploading always to the main dc so bareDcId == 0
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inline ShiftedDcId uploadDcId(int index) {
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Expects(index >= 0 && index < kUploadSessionsCount);
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return internal::uploadDcId(0, index);
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};
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constexpr bool isUploadDcId(ShiftedDcId shiftedDcId) {
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return (shiftedDcId >= internal::uploadDcId(0, 0)) && (shiftedDcId < internal::uploadDcId(0, kUploadSessionsCount - 1) + internal::kDcShift);
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}
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inline ShiftedDcId destroyKeyNextDcId(ShiftedDcId shiftedDcId) {
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auto shift = getDcIdShift(shiftedDcId);
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return shiftDcId(bareDcId(shiftedDcId), shift ? (shift + 1) : internal::kDestroyKeyStartDcShift);
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}
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enum {
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DisconnectedState = 0,
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ConnectingState = 1,
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ConnectedState = 2,
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};
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enum {
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RequestSent = 0,
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RequestConnecting = 1,
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RequestSending = 2
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};
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Instance *MainInstance();
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inline void restart() {
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return MainInstance()->restart();
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}
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inline void restart(ShiftedDcId shiftedDcId) {
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return MainInstance()->restart(shiftedDcId);
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}
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inline DcId maindc() {
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return MainInstance()->mainDcId();
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}
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inline int32 dcstate(ShiftedDcId shiftedDcId = 0) {
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if (auto instance = MainInstance()) {
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return instance->dcstate(shiftedDcId);
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}
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return DisconnectedState;
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}
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inline QString dctransport(ShiftedDcId shiftedDcId = 0) {
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if (auto instance = MainInstance()) {
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return instance->dctransport(shiftedDcId);
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}
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return QString();
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}
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template <typename TRequest>
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inline mtpRequestId send(const TRequest &request, RPCResponseHandler callbacks = RPCResponseHandler(), ShiftedDcId dcId = 0, TimeMs msCanWait = 0, mtpRequestId after = 0) {
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return MainInstance()->send(request, std::move(callbacks), dcId, msCanWait, after);
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}
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template <typename TRequest>
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inline mtpRequestId send(const TRequest &request, RPCDoneHandlerPtr onDone, RPCFailHandlerPtr onFail = RPCFailHandlerPtr(), ShiftedDcId dcId = 0, TimeMs msCanWait = 0, mtpRequestId after = 0) {
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return MainInstance()->send(request, std::move(onDone), std::move(onFail), dcId, msCanWait, after);
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}
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inline void sendAnything(ShiftedDcId shiftedDcId = 0, TimeMs msCanWait = 0) {
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return MainInstance()->sendAnything(shiftedDcId, msCanWait);
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}
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inline void cancel(mtpRequestId requestId) {
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return MainInstance()->cancel(requestId);
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}
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inline void ping() {
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return MainInstance()->ping();
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}
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inline void killSession(ShiftedDcId shiftedDcId) {
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return MainInstance()->killSession(shiftedDcId);
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}
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inline void stopSession(ShiftedDcId shiftedDcId) {
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return MainInstance()->stopSession(shiftedDcId);
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}
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inline int32 state(mtpRequestId requestId) { // < 0 means waiting for such count of ms
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return MainInstance()->state(requestId);
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}
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namespace internal {
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template <typename TRequest>
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mtpRequestId Session::send(const TRequest &request, RPCResponseHandler callbacks, TimeMs msCanWait, bool needsLayer, bool toMainDC, mtpRequestId after) {
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mtpRequestId requestId = 0;
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try {
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uint32 requestSize = request.innerLength() >> 2;
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mtpRequest reqSerialized(mtpRequestData::prepare(requestSize));
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request.write(*reqSerialized);
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DEBUG_LOG(("MTP Info: adding request to toSendMap, msCanWait %1").arg(msCanWait));
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reqSerialized->msDate = getms(true); // > 0 - can send without container
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reqSerialized->needsLayer = needsLayer;
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if (after) reqSerialized->after = getRequest(after);
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requestId = storeRequest(reqSerialized, callbacks);
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sendPrepared(reqSerialized, msCanWait);
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} catch (Exception &e) {
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requestId = 0;
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requestPrepareFailed(callbacks.onFail, e);
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}
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if (requestId) registerRequest(requestId, toMainDC ? -getDcWithShift() : getDcWithShift());
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return requestId;
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}
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} // namespace internal
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} // namespace MTP
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