Adjust folder structure (#242)

* Adjust folder structure

* change launcher directory name

1 files changed, 119 insertions, 0 deletions

diff --git a/NorthstarDLL/gameutils.cpp b/NorthstarDLL/gameutils.cpp
new file mode 100644
index 00000000..792d8bf2
--- /dev/null
+++ b/NorthstarDLL/gameutils.cpp
@@ -0,0 +1,119 @@
+#include "pch.h"
+#include "convar.h"
+#include "gameutils.h"
+
+// memory
+IMemAlloc* g_pMemAllocSingleton;
+typedef IMemAlloc* (*CreateGlobalMemAllocType)();
+CreateGlobalMemAllocType CreateGlobalMemAlloc;
+
+// cmd.h
+Cbuf_GetCurrentPlayerType Cbuf_GetCurrentPlayer;
+Cbuf_AddTextType Cbuf_AddText;
+Cbuf_ExecuteType Cbuf_Execute;
+
+// hoststate stuff
+CHostState* g_pHostState;
+
+// cengine stuff
+CEngine* g_pEngine;
+server_state_t* sv_m_State;
+
+// network stuff
+ConVar* Cvar_hostport;
+
+// playlist stuff
+GetCurrentPlaylistType GetCurrentPlaylistName;
+SetCurrentPlaylistType SetCurrentPlaylist;
+SetPlaylistVarOverrideType SetPlaylistVarOverride;
+GetCurrentPlaylistVarType GetCurrentPlaylistVar;
+
+// server entity stuff
+Server_GetEntityByIndexType Server_GetEntityByIndex;
+
+// auth
+char* g_LocalPlayerUserID;
+char* g_LocalPlayerOriginToken;
+
+// misc stuff
+ErrorType Error;
+CommandLineType CommandLine;
+Plat_FloatTimeType Plat_FloatTime;
+ThreadInServerFrameThreadType ThreadInServerFrameThread;
+GetBaseLocalClientType GetBaseLocalClient;
+
+void InitialiseEngineGameUtilFunctions(HMODULE baseAddress)
+{
+	Cbuf_GetCurrentPlayer = (Cbuf_GetCurrentPlayerType)((char*)baseAddress + 0x120630);
+	Cbuf_AddText = (Cbuf_AddTextType)((char*)baseAddress + 0x1203B0);
+	Cbuf_Execute = (Cbuf_ExecuteType)((char*)baseAddress + 0x1204B0);
+
+	g_pHostState = (CHostState*)((char*)baseAddress + 0x7CF180);
+	g_pEngine = *(CEngine**)((char*)baseAddress + 0x7D70C8);
+	sv_m_State = (server_state_t*)((char*)baseAddress + 0x12A53D48);
+
+	GetCurrentPlaylistName = (GetCurrentPlaylistType)((char*)baseAddress + 0x18C640);
+	SetCurrentPlaylist = (SetCurrentPlaylistType)((char*)baseAddress + 0x18EB20);
+	SetPlaylistVarOverride = (SetPlaylistVarOverrideType)((char*)baseAddress + 0x18ED00);
+	GetCurrentPlaylistVar = (GetCurrentPlaylistVarType)((char*)baseAddress + 0x18C680);
+
+	g_LocalPlayerUserID = (char*)baseAddress + 0x13F8E688;
+	g_LocalPlayerOriginToken = (char*)baseAddress + 0x13979C80;
+
+	GetBaseLocalClient = (GetBaseLocalClientType)((char*)baseAddress + 0x78200);
+
+	/* NOTE:
+		g_pCVar->FindVar("convar_name") now works. These are no longer needed.
+		You can also itterate over every ConVar using CCVarIteratorInternal
+		dump the pointers to a vector and access them from there.
+	Example:
+		std::vector<ConVar*> g_pAllConVars;
+		for (auto& map : g_pCVar->DumpToMap())
+		{
+			ConVar* pConVar = g_pCVar->FindVar(map.first.c_str());
+			if (pConVar)
+			{
+				g_pAllConVars.push_back(pConVar);
+			}
+		}*/
+
+	Cvar_hostport = (ConVar*)((char*)baseAddress + 0x13FA6070);
+}
+
+void InitialiseServerGameUtilFunctions(HMODULE baseAddress)
+{
+	Server_GetEntityByIndex = (Server_GetEntityByIndexType)((char*)baseAddress + 0xFB820);
+}
+
+void InitialiseTier0GameUtilFunctions(HMODULE baseAddress)
+{
+	if (!baseAddress)
+	{
+		spdlog::critical("tier0 base address is null, but it should be already loaded");
+		throw "tier0 base address is null, but it should be already loaded";
+	}
+	if (g_pMemAllocSingleton)
+		return; // seems this function was already called
+	CreateGlobalMemAlloc = reinterpret_cast<CreateGlobalMemAllocType>(GetProcAddress(baseAddress, "CreateGlobalMemAlloc"));
+	IMemAlloc** ppMemAllocSingleton = reinterpret_cast<IMemAlloc**>(GetProcAddress(baseAddress, "g_pMemAllocSingleton"));
+	if (!ppMemAllocSingleton)
+	{
+		spdlog::critical("Address of g_pMemAllocSingleton is a null pointer, this should never happen");
+		throw "Address of g_pMemAllocSingleton is a null pointer, this should never happen";
+	}
+	if (!*ppMemAllocSingleton)
+	{
+		g_pMemAllocSingleton = CreateGlobalMemAlloc();
+		*ppMemAllocSingleton = g_pMemAllocSingleton;
+		spdlog::info("Created new g_pMemAllocSingleton");
+	}
+	else
+	{
+		g_pMemAllocSingleton = *ppMemAllocSingleton;
+	}
+
+	Error = reinterpret_cast<ErrorType>(GetProcAddress(baseAddress, "Error"));
+	CommandLine = reinterpret_cast<CommandLineType>(GetProcAddress(baseAddress, "CommandLine"));
+	Plat_FloatTime = reinterpret_cast<Plat_FloatTimeType>(GetProcAddress(baseAddress, "Plat_FloatTime"));
+	ThreadInServerFrameThread = reinterpret_cast<ThreadInServerFrameThreadType>(GetProcAddress(baseAddress, "ThreadInServerFrameThread"));
+}
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