87 lines
4.0 KiB
C++
87 lines
4.0 KiB
C++
#pragma once
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// The server half of port_login_flow_test: a loopback auth server and game server that answer the way
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// the 40250 game server (game/src/desc.cpp, input.cpp, input_login.cpp, input_db.cpp) does for the
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// login → select → loading path. It is built from mtnet's classic wire layouts, sequence table and
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// cipher (net/classic/), which were checked 1:1 against the 40250 server on 192.168.21.203, and shares
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// no code with the ported client it talks to. Kept out of the client's translation unit: Packet.h's
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// macros collide with wire_classic.h's constants.
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#include <atomic>
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#include <cstdint>
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#include <mutex>
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#include <string>
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#include <thread>
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#include <vector>
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class FakeLoginServer
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{
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public:
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static constexpr const char* kLogin = "fakeuser";
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static constexpr const char* kPassword = "fakepass";
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static constexpr const char* kCharacterName = "FakeWarrior";
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static constexpr std::uint32_t kLoginKey = 0x13572468;
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static constexpr std::uint32_t kMainVID = 0x00012345;
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static constexpr std::int32_t kX = 469300, kY = 964200;
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// A ground item in view at entergame (CItem::EncodeInsertPacket): vnum 19, owned by the character.
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static constexpr std::uint32_t kGroundItemVID = 0x00054321;
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static constexpr std::uint32_t kGroundItemVnum = 19;
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static constexpr std::int32_t kGroundItemX = kX + 150, kGroundItemY = kY;
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static constexpr std::uint32_t kExchangeItemVnum = 19, kExchangeGold = 1000;
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// A stray dog (npclist 101) for the combat step; three hits kill it. The spawn point lies in the village's
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// ATTRIBUTE_BANPK disc (CInstanceBase::IsInSafe blocks every hit there), so the dog stands 18 m north of it.
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static constexpr std::uint32_t kMobVID = 0x00023456, kMobRace = 101;
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static constexpr std::int32_t kMobX = kX, kMobY = kY - 1800;
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static constexpr int kMobHits = 3;
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// A general store (npclist 9003 "goods") 4 m east of the dog, for the shop step. Its one shelf item is a
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// small red potion; selling it back pays kShopSellPrice (CShopManager::Sell: proto price / 5 minus 3 % tax).
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static constexpr std::uint32_t kShopVID = 0x00034567, kShopRace = 9003;
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static constexpr std::int32_t kShopX = kMobX + 400, kShopY = kMobY;
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static constexpr std::uint32_t kShopItemVnum = 27001, kShopItemPrice = 50;
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static constexpr std::int32_t kStartGold = 10000, kShopSellPrice = 9;
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// An old man (npclist 20009) 3 m east of the store whose click runs a quest dialogue the way CQuestManager
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// sends it: say + select ([QUESTION]), then a [NEXT] page, then a [DONE] page.
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static constexpr std::uint32_t kQuestVID = 0x00045678, kQuestRace = 20009;
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static constexpr std::int32_t kQuestX = kShopX + 300, kQuestY = kShopY;
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~FakeLoginServer();
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// Listens on two loopback ports and serves them from a thread until Stop().
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bool Start();
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void Stop();
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int AuthPort() const { return m_auth_port; }
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int GamePort() const { return m_game_port; }
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// A third game-server port that only answers intrologin's ServerStateChecker (CG_STATE_CHECKER).
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int StatePort() const { return m_state_port; }
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// The channel port the state answer reports besides StatePort(), with status kOtherChannelStatus.
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static constexpr int kOtherChannelPort = 13002;
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static constexpr int kOtherChannelStatus = 1;
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// Milestones in arrival order ("auth:login3", "game1:login2", ...), and the first protocol error.
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std::vector<std::string> Events();
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std::string Error();
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bool Failed() { return !Error().empty(); }
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bool Has(const std::string& event);
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struct Connection;
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private:
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void Run();
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bool ServeAuth(Connection& c);
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bool ServeGame(Connection& c, int index);
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bool Handshake(Connection& c, std::uint8_t phase_after);
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void ServeState();
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bool Accept(int listener, Connection& c);
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void Event(const std::string& event);
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bool Fail(const std::string& error);
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int m_auth_listener = -1, m_game_listener = -1;
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int m_state_listener = -1;
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int m_auth_port = 0, m_game_port = 0, m_state_port = 0;
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std::thread m_thread, m_state_thread;
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std::atomic<bool> m_stop{false};
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std::mutex m_mutex;
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std::vector<std::string> m_events;
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std::string m_error;
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};
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