Restructuring (#365)

* Remove launcher proxy

* Restructuring

* More restructuring

* Fix include dirs

* Fix merge

* Remove clang thing

* Filters

* Oops

3 files changed, 507 insertions, 0 deletions

diff --git a/NorthstarDLL/plugins/plugin_abi.h b/NorthstarDLL/plugins/plugin_abi.h
new file mode 100644
index 00000000..4b176a32
--- /dev/null
+++ b/NorthstarDLL/plugins/plugin_abi.h
@@ -0,0 +1,68 @@
+#pragma once
+#include <string>
+
+#define ABI_VERSION 1
+/// <summary>
+/// This enum is used for referencing the different types of objects we can pass to a plugin
+/// Anything exposed to a plugin must not a be C++ type, as they could break when compiling with a different compiler.
+/// Any ABI incompatible change must increment the version number.
+/// Nothing must be removed from this enum, only appended. When it absolutely necessary to deprecate an object, it should return UNSUPPORTED
+/// when retrieved
+/// </summary>
+enum PluginObject
+{
+	UNSUPPORTED = 0,
+	GAMESTATE = 1,
+	SERVERINFO = 2,
+	PLAYERINFO = 3,
+	DUMMY = 0xFFFF
+};
+
+enum GameStateInfoType
+{
+	ourScore = 0,
+	secondHighestScore = 1,
+	highestScore = 2,
+	connected = 3,
+	loading = 4,
+	map = 5,
+	mapDisplayName = 6,
+	playlist = 7,
+	playlistDisplayName = 8,
+	players = 9
+};
+struct GameState
+{
+	int (*getGameStateChar)(char* out_buf, size_t out_buf_len, GameStateInfoType var);
+	int (*getGameStateInt)(int* out_ptr, GameStateInfoType var);
+	int (*getGameStateBool)(bool* out_ptr, GameStateInfoType var);
+};
+
+enum ServerInfoType
+{
+	id = 0,
+	name = 1,
+	description = 2,
+	password = 3,
+	maxPlayers = 4,
+	roundBased = 5,
+	scoreLimit = 6,
+	endTime = 7
+};
+struct ServerInfo
+{
+	int (*getServerInfoChar)(char* out_buf, size_t out_buf_len, ServerInfoType var);
+	int (*getServerInfoInt)(int* out_ptr, ServerInfoType var);
+	int (*getServerInfoBool)(bool* out_ptr, ServerInfoType var);
+};
+
+enum PlayerInfoType
+{
+	uid = 0
+};
+struct PlayerInfo
+{
+	int (*getPlayerInfoChar)(char* out_buf, size_t out_buf_len, PlayerInfoType var);
+	int (*getPlayerInfoInt)(int* out_ptr, PlayerInfoType var);
+	int (*getPlayerInfoBool)(bool* out_ptr, PlayerInfoType var);
+};
diff --git a/NorthstarDLL/plugins/plugins.cpp b/NorthstarDLL/plugins/plugins.cpp
new file mode 100644
index 00000000..97ac0b9f
--- /dev/null
+++ b/NorthstarDLL/plugins/plugins.cpp
@@ -0,0 +1,422 @@
+#include "pch.h"
+#include "squirrel/squirrel.h"
+#include "plugins.h"
+#include "masterserver/masterserver.h"
+#include "core/convar/convar.h"
+#include "server/serverpresence.h"
+
+#include <chrono>
+#include <windows.h>
+
+/// <summary>
+/// The data is split into two different representations: one for internal, and one for plugins, for thread safety reasons
+/// The struct exposed to plugins contains getter functions for the various data types.
+/// We can safely use C++ types like std::string here since these are only ever handled by Northstar internally
+/// </summary>
+struct InternalGameState
+{
+	int ourScore;
+	int secondHighestScore;
+	int highestScore;
+
+	bool connected;
+	bool loading;
+	std::string map;
+	std::string mapDisplayName;
+	std::string playlist;
+	std::string playlistDisplayName;
+	int players;
+};
+struct InternalServerInfo
+{
+	std::string id;
+	std::string name;
+	std::string description;
+	std::string password;
+	int maxPlayers;
+	bool roundBased;
+	int scoreLimit;
+	int endTime;
+};
+// TODO: need to extend this to include current player data like loadouts
+struct InternalPlayerInfo
+{
+	int uid;
+};
+
+InternalGameState gameState;
+InternalServerInfo serverInfo;
+InternalPlayerInfo playerInfo;
+
+GameState gameStateExport;
+ServerInfo serverInfoExport;
+PlayerInfo playerInfoExport;
+
+/// <summary>
+/// We use SRW Locks because plugins will often be running their own thread
+/// To ensure thread safety, and to make it difficult to fuck up, we force them to use *our* functions to get data
+/// </summary>
+static SRWLOCK gameStateLock;
+static SRWLOCK serverInfoLock;
+static SRWLOCK playerInfoLock;
+
+void* getPluginObject(PluginObject var)
+{
+	switch (var)
+	{
+	case PluginObject::GAMESTATE:
+		return &gameStateExport;
+	case PluginObject::SERVERINFO:
+		return &serverInfoExport;
+	case PluginObject::PLAYERINFO:
+		return &playerInfoExport;
+	default:
+		return (void*)-1;
+	}
+}
+
+void initGameState()
+{
+	// Initalize the Slim Reader / Writer locks
+	InitializeSRWLock(&gameStateLock);
+	InitializeSRWLock(&serverInfoLock);
+	InitializeSRWLock(&playerInfoLock);
+
+	gameStateExport.getGameStateChar = &getGameStateChar;
+	gameStateExport.getGameStateInt = &getGameStateInt;
+	gameStateExport.getGameStateBool = &getGameStateBool;
+
+	serverInfoExport.getServerInfoChar = &getServerInfoChar;
+	serverInfoExport.getServerInfoInt = &getServerInfoInt;
+	serverInfoExport.getServerInfoBool = &getServerInfoBool;
+
+	playerInfoExport.getPlayerInfoChar = &getPlayerInfoChar;
+	playerInfoExport.getPlayerInfoInt = &getPlayerInfoInt;
+	playerInfoExport.getPlayerInfoBool = &getPlayerInfoBool;
+
+	serverInfo.id = "";
+	serverInfo.name = "";
+	serverInfo.description = "";
+	serverInfo.password = "";
+	serverInfo.maxPlayers = 0;
+	gameState.connected = false;
+	gameState.loading = false;
+	gameState.map = "";
+	gameState.mapDisplayName = "";
+	gameState.playlist = "";
+	gameState.playlistDisplayName = "";
+	gameState.players = 0;
+
+	playerInfo.uid = 123;
+}
+
+// string gamemode, string gamemodeName, string map, string mapName, bool connected, bool loading
+SQRESULT SQ_UpdateGameStateUI(HSquirrelVM* sqvm)
+{
+	AcquireSRWLockExclusive(&gameStateLock);
+	gameState.map = g_pSquirrel<ScriptContext::UI>->getstring(sqvm, 1);
+	gameState.mapDisplayName = g_pSquirrel<ScriptContext::UI>->getstring(sqvm, 2);
+	gameState.playlist = g_pSquirrel<ScriptContext::UI>->getstring(sqvm, 3);
+	gameState.playlistDisplayName = g_pSquirrel<ScriptContext::UI>->getstring(sqvm, 4);
+	gameState.connected = g_pSquirrel<ScriptContext::UI>->getbool(sqvm, 5);
+	gameState.loading = g_pSquirrel<ScriptContext::UI>->getbool(sqvm, 6);
+	ReleaseSRWLockExclusive(&gameStateLock);
+	return SQRESULT_NOTNULL;
+}
+
+// int playerCount, int outScore, int secondHighestScore, int highestScore, bool roundBased, int scoreLimit
+SQRESULT SQ_UpdateGameStateClient(HSquirrelVM* sqvm)
+{
+	AcquireSRWLockExclusive(&gameStateLock);
+	AcquireSRWLockExclusive(&serverInfoLock);
+	gameState.players = g_pSquirrel<ScriptContext::CLIENT>->getinteger(sqvm, 1);
+	serverInfo.maxPlayers = g_pSquirrel<ScriptContext::CLIENT>->getinteger(sqvm, 2);
+	gameState.ourScore = g_pSquirrel<ScriptContext::CLIENT>->getinteger(sqvm, 3);
+	gameState.secondHighestScore = g_pSquirrel<ScriptContext::CLIENT>->getinteger(sqvm, 4);
+	gameState.highestScore = g_pSquirrel<ScriptContext::CLIENT>->getinteger(sqvm, 5);
+	serverInfo.roundBased = g_pSquirrel<ScriptContext::CLIENT>->getbool(sqvm, 6);
+	serverInfo.scoreLimit = g_pSquirrel<ScriptContext::CLIENT>->getbool(sqvm, 7);
+	ReleaseSRWLockExclusive(&gameStateLock);
+	ReleaseSRWLockExclusive(&serverInfoLock);
+	return SQRESULT_NOTNULL;
+}
+
+// string id, string name, string password, int players, int maxPlayers, string map, string mapDisplayName, string playlist, string
+// playlistDisplayName
+SQRESULT SQ_UpdateServerInfo(HSquirrelVM* sqvm)
+{
+	AcquireSRWLockExclusive(&gameStateLock);
+	AcquireSRWLockExclusive(&serverInfoLock);
+	serverInfo.id = g_pSquirrel<ScriptContext::UI>->getstring(sqvm, 1);
+	serverInfo.name = g_pSquirrel<ScriptContext::UI>->getstring(sqvm, 2);
+	serverInfo.password = g_pSquirrel<ScriptContext::UI>->getstring(sqvm, 3);
+	gameState.players = g_pSquirrel<ScriptContext::UI>->getinteger(sqvm, 4);
+	serverInfo.maxPlayers = g_pSquirrel<ScriptContext::UI>->getinteger(sqvm, 5);
+	gameState.map = g_pSquirrel<ScriptContext::UI>->getstring(sqvm, 6);
+	gameState.mapDisplayName = g_pSquirrel<ScriptContext::UI>->getstring(sqvm, 7);
+	gameState.playlist = g_pSquirrel<ScriptContext::UI>->getstring(sqvm, 8);
+	gameState.playlistDisplayName = g_pSquirrel<ScriptContext::UI>->getstring(sqvm, 9);
+	ReleaseSRWLockExclusive(&gameStateLock);
+	ReleaseSRWLockExclusive(&serverInfoLock);
+	return SQRESULT_NOTNULL;
+}
+
+// int maxPlayers
+SQRESULT SQ_UpdateServerInfoBetweenRounds(HSquirrelVM* sqvm)
+{
+	AcquireSRWLockExclusive(&serverInfoLock);
+	serverInfo.id = g_pSquirrel<ScriptContext::CLIENT>->getstring(sqvm, 1);
+	serverInfo.name = g_pSquirrel<ScriptContext::CLIENT>->getstring(sqvm, 2);
+	serverInfo.password = g_pSquirrel<ScriptContext::CLIENT>->getstring(sqvm, 3);
+	serverInfo.maxPlayers = g_pSquirrel<ScriptContext::CLIENT>->getinteger(sqvm, 4);
+	ReleaseSRWLockExclusive(&serverInfoLock);
+	return SQRESULT_NOTNULL;
+}
+
+// float timeInFuture
+SQRESULT SQ_UpdateTimeInfo(HSquirrelVM* sqvm)
+{
+	AcquireSRWLockExclusive(&serverInfoLock);
+	serverInfo.endTime = ceil(g_pSquirrel<ScriptContext::CLIENT>->getfloat(sqvm, 1));
+	ReleaseSRWLockExclusive(&serverInfoLock);
+	return SQRESULT_NOTNULL;
+}
+
+// bool loading
+SQRESULT SQ_SetConnected(HSquirrelVM* sqvm)
+{
+	AcquireSRWLockExclusive(&gameStateLock);
+	gameState.loading = g_pSquirrel<ScriptContext::UI>->getbool(sqvm, 1);
+	ReleaseSRWLockExclusive(&gameStateLock);
+	return SQRESULT_NOTNULL;
+}
+
+SQRESULT SQ_UpdateListenServer(HSquirrelVM* sqvm)
+{
+	AcquireSRWLockExclusive(&serverInfoLock);
+	serverInfo.id = g_pMasterServerManager->m_sOwnServerId;
+	serverInfo.password = ""; // g_pServerPresence->Cvar_ns_server_password->GetString(); todo this fr
+	ReleaseSRWLockExclusive(&serverInfoLock);
+	return SQRESULT_NOTNULL;
+}
+
+int getServerInfoChar(char* out_buf, size_t out_buf_len, ServerInfoType var)
+{
+	AcquireSRWLockShared(&serverInfoLock);
+	int n = 0;
+	switch (var)
+	{
+	case ServerInfoType::id:
+		strncpy(out_buf, serverInfo.id.c_str(), out_buf_len);
+		break;
+	case ServerInfoType::name:
+		strncpy(out_buf, serverInfo.name.c_str(), out_buf_len);
+		break;
+	case ServerInfoType::description:
+		strncpy(out_buf, serverInfo.id.c_str(), out_buf_len);
+		break;
+	case ServerInfoType::password:
+		strncpy(out_buf, serverInfo.password.c_str(), out_buf_len);
+		break;
+	default:
+		n = -1;
+	}
+
+	ReleaseSRWLockShared(&serverInfoLock);
+
+	return n;
+}
+int getServerInfoInt(int* out_ptr, ServerInfoType var)
+{
+	AcquireSRWLockShared(&serverInfoLock);
+	int n = 0;
+	switch (var)
+	{
+	case ServerInfoType::maxPlayers:
+		*out_ptr = serverInfo.maxPlayers;
+		break;
+	case ServerInfoType::scoreLimit:
+		*out_ptr = serverInfo.scoreLimit;
+		break;
+	case ServerInfoType::endTime:
+		*out_ptr = serverInfo.endTime;
+		break;
+	default:
+		n = -1;
+	}
+
+	ReleaseSRWLockShared(&serverInfoLock);
+
+	return n;
+}
+int getServerInfoBool(bool* out_ptr, ServerInfoType var)
+{
+	AcquireSRWLockShared(&serverInfoLock);
+	int n = 0;
+	switch (var)
+	{
+	case ServerInfoType::roundBased:
+		*out_ptr = serverInfo.roundBased;
+		break;
+	default:
+		n = -1;
+	}
+
+	ReleaseSRWLockShared(&serverInfoLock);
+
+	return n;
+}
+
+int getGameStateChar(char* out_buf, size_t out_buf_len, GameStateInfoType var)
+{
+	AcquireSRWLockShared(&gameStateLock);
+	int n = 0;
+	switch (var)
+	{
+	case GameStateInfoType::map:
+		strncpy(out_buf, gameState.map.c_str(), out_buf_len);
+		break;
+	case GameStateInfoType::mapDisplayName:
+		strncpy(out_buf, gameState.mapDisplayName.c_str(), out_buf_len);
+		break;
+	case GameStateInfoType::playlist:
+		strncpy(out_buf, gameState.playlist.c_str(), out_buf_len);
+		break;
+	case GameStateInfoType::playlistDisplayName:
+		strncpy(out_buf, gameState.playlistDisplayName.c_str(), out_buf_len);
+		break;
+	default:
+		n = -1;
+	}
+
+	ReleaseSRWLockShared(&gameStateLock);
+
+	return n;
+}
+int getGameStateInt(int* out_ptr, GameStateInfoType var)
+{
+	AcquireSRWLockShared(&gameStateLock);
+	int n = 0;
+	switch (var)
+	{
+	case GameStateInfoType::ourScore:
+		*out_ptr = gameState.ourScore;
+		break;
+	case GameStateInfoType::secondHighestScore:
+		*out_ptr = gameState.secondHighestScore;
+		break;
+	case GameStateInfoType::highestScore:
+		*out_ptr = gameState.highestScore;
+		break;
+	case GameStateInfoType::players:
+		*out_ptr = gameState.players;
+		break;
+	default:
+		n = -1;
+	}
+
+	ReleaseSRWLockShared(&gameStateLock);
+
+	return n;
+}
+int getGameStateBool(bool* out_ptr, GameStateInfoType var)
+{
+	AcquireSRWLockShared(&gameStateLock);
+	int n = 0;
+	switch (var)
+	{
+	case GameStateInfoType::connected:
+		*out_ptr = gameState.connected;
+		break;
+	case GameStateInfoType::loading:
+		*out_ptr = gameState.loading;
+		break;
+	default:
+		n = -1;
+	}
+
+	ReleaseSRWLockShared(&gameStateLock);
+
+	return n;
+}
+
+int getPlayerInfoChar(char* out_buf, size_t out_buf_len, PlayerInfoType var)
+{
+	AcquireSRWLockShared(&playerInfoLock);
+	int n = 0;
+	switch (var)
+	{
+	default:
+		n = -1;
+	}
+
+	ReleaseSRWLockShared(&playerInfoLock);
+
+	return n;
+}
+int getPlayerInfoInt(int* out_ptr, PlayerInfoType var)
+{
+	AcquireSRWLockShared(&playerInfoLock);
+	int n = 0;
+	switch (var)
+	{
+	case PlayerInfoType::uid:
+		*out_ptr = playerInfo.uid;
+		break;
+	default:
+		n = -1;
+	}
+
+	ReleaseSRWLockShared(&playerInfoLock);
+
+	return n;
+}
+int getPlayerInfoBool(bool* out_ptr, PlayerInfoType var)
+{
+	AcquireSRWLockShared(&playerInfoLock);
+	int n = 0;
+	switch (var)
+	{
+	default:
+		n = -1;
+	}
+
+	ReleaseSRWLockShared(&playerInfoLock);
+
+	return n;
+}
+
+ON_DLL_LOAD_CLIENT_RELIESON("client.dll", PluginCommands, ClientSquirrel, (CModule module))
+{
+	// i swear there's a way to make this not have be run in 2 contexts but i can't figure it out
+	// some funcs i need are just not available in UI or CLIENT
+
+	if (g_pSquirrel<ScriptContext::UI> && g_pSquirrel<ScriptContext::CLIENT>)
+	{
+		g_pSquirrel<ScriptContext::UI>->AddFuncRegistration(
+			"void",
+			"NSUpdateGameStateUI",
+			"string gamemode, string gamemodeName, string map, string mapName, bool connected, bool loading",
+			"",
+			SQ_UpdateGameStateUI);
+		g_pSquirrel<ScriptContext::CLIENT>->AddFuncRegistration(
+			"void",
+			"NSUpdateGameStateClient",
+			"int playerCount, int maxPlayers, int outScore, int secondHighestScore, int highestScore, bool roundBased, int scoreLimit",
+			"",
+			SQ_UpdateGameStateClient);
+		g_pSquirrel<ScriptContext::UI>->AddFuncRegistration(
+			"void",
+			"NSUpdateServerInfo",
+			"string id, string name, string password, int players, int maxPlayers, string map, string mapDisplayName, string playlist, "
+			"string "
+			"playlistDisplayName",
+			"",
+			SQ_UpdateServerInfo);
+		g_pSquirrel<ScriptContext::CLIENT>->AddFuncRegistration(
+			"void", "NSUpdateServerInfoReload", "int maxPlayers", "", SQ_UpdateServerInfoBetweenRounds);
+		g_pSquirrel<ScriptContext::CLIENT>->AddFuncRegistration("void", "NSUpdateTimeInfo", "float timeInFuture", "", SQ_UpdateTimeInfo);
+		g_pSquirrel<ScriptContext::UI>->AddFuncRegistration("void", "NSSetLoading", "bool loading", "", SQ_SetConnected);
+		g_pSquirrel<ScriptContext::UI>->AddFuncRegistration("void", "NSUpdateListenServer", "", "", SQ_UpdateListenServer);
+	}
+}
diff --git a/NorthstarDLL/plugins/plugins.h b/NorthstarDLL/plugins/plugins.h
new file mode 100644
index 00000000..953801a2
--- /dev/null
+++ b/NorthstarDLL/plugins/plugins.h
@@ -0,0 +1,17 @@
+#pragma once
+#include "plugin_abi.h"
+
+int getServerInfoChar(char* out_buf, size_t out_buf_len, ServerInfoType var);
+int getServerInfoInt(int* out_ptr, ServerInfoType var);
+int getServerInfoBool(bool* out_ptr, ServerInfoType var);
+
+int getGameStateChar(char* out_buf, size_t out_buf_len, GameStateInfoType var);
+int getGameStateInt(int* out_ptr, GameStateInfoType var);
+int getGameStateBool(bool* out_ptr, GameStateInfoType var);
+
+int getPlayerInfoChar(char* out_buf, size_t out_buf_len, PlayerInfoType var);
+int getPlayerInfoInt(int* out_ptr, PlayerInfoType var);
+int getPlayerInfoBool(bool* out_ptr, PlayerInfoType var);
+
+void initGameState();
+void* getPluginObject(PluginObject var);