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Begin transition to the new ModLoader paradigm. Begin cleaning up code.

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This commit is contained in:
Robert MacGregor 2017-07-21 04:30:15 -04:00
parent 015a9f4dc8
commit cb9895a38e
39 changed files with 1429 additions and 967 deletions
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120
ModLoader/Modloader/source/modLoader.cpp
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@ -4,16 +4,24 @@
#include "stdafx.h"
#include <LinkerAPI.h>
#include <DXAPI\ScriptObject.h>
#include <ModLoader\ModLoader.h>
static std::tr1::unordered_set<ServerProcessPointer> sServerProcessResponders;
//! A vector of mod callables.
static std::vector<ModLoader::ModLoaderCallables*> sModCallables;
void serverProcessReplacement(unsigned int timeDelta)
{
unsigned int servertickaddr=0x602350;
unsigned int serverthisptr=0x9E5EC0;
for (auto it = sServerProcessResponders.begin(); it != sServerProcessResponders.end(); it++)
(*it)(timeDelta);
// Call the server process hook for all eligible mods
for (auto it = sModCallables.begin(); it != sModCallables.end(); it++)
{
ModLoader::ModLoaderCallables* currentCallables = *it;
if (currentCallables->mServerProcessPointer != NULL)
currentCallables->mServerProcessPointer(timeDelta);
}
__asm
{
@ -23,48 +31,92 @@ void serverProcessReplacement(unsigned int timeDelta)
}
return;
}
// Mod Loader Implementation
bool conUnloadLoadMod(Linker::SimObject *obj,S32 argc, const char* argv[])
{
const char* targetName = argv[1];
for (auto it = sModCallables.begin(); it != sModCallables.end(); it++)
{
ModLoader::ModLoaderCallables* currentMod = *it;
if (strcmp(currentMod->mGetManagementName(), targetName) == 0)
{
// Deinitialize the mod and remove it from the list.
if (currentMod->mDeinitializeModPointer != NULL)
currentMod->mDeinitializeModPointer();
sModCallables.erase(it);
return true;
}
}
// Something weird happened.
Con::errorf(0, "Failed to unload mod: '%s'.", targetName);
return false;
}
bool conLoadMod(Linker::SimObject *obj,S32 argc, const char* argv[])
{
typedef void (*LPMODINIT)(void);
HINSTANCE hDLL = NULL;
LPMODINIT lpInitMod = NULL;
HINSTANCE hDLL = NULL;
std::string raw = "mods\\";
raw += argv[1];
raw += ".dll";
std::string raw = "mods\\";
raw += argv[1];
raw += ".dll";
std::wstring modification(raw.begin(), raw.end());
std::wstring modification(raw.begin(), raw.end());
hDLL = LoadLibrary(modification.c_str());
if (hDLL == NULL)
hDLL = LoadLibrary(modification.c_str());
if (hDLL == NULL)
{
Con::errorf(0, "loadMod(): Failed to load DLL '%s'. Does it exist in GameData\\mods? (%u)", raw.c_str(), GetLastError());
return false; // The DLL doesn't exist
}
// Attempt to load supported loader information first
ModLoader::GetModLoaderVersionPointer getModLoaderVersion = (ModLoader::GetModLoaderVersionPointer)GetProcAddress(hDLL, "getModLoaderVersion");
if (getModLoaderVersion == NULL)
{
Con::errorf(0, "loadMod(): Failed to locate entry point 'getModLoaderVersion' in mod DLL '%s'. Is it a good mod DLL? (%u)", raw.c_str(), GetLastError());
return false; // Unable to load entry point
}
// Check if there's a server process responder in this DLL
ModLoader::GetModCallablesPointer getModCallables = (ModLoader::GetModCallablesPointer)GetProcAddress(hDLL, "getModCallables");
if (getModCallables == NULL)
{
Con::errorf(0, "loadMod(): Failed to locate entry point 'getModCallables' in mod DLL '%s'. Is it a good mod DLL? (%u)", raw.c_str(), GetLastError());
return false; // Unable to load entry point
}
unsigned int modLoaderVersion = getModLoaderVersion();
ModLoader::ModLoaderCallables* callables = getModCallables();
// Management name function must be provided
if (callables->mGetManagementName == NULL)
{
Con::errorf(0, "loadMod(): Loaded mod did not provide a management name. This is required.", raw.c_str(), GetLastError());
return false; // Unable to load entry point
}
const char* managementName = callables->mGetManagementName();
// Is the mod already loaded?
for (auto it = sModCallables.begin(); it != sModCallables.end(); it++)
{
ModLoader::ModLoaderCallables* currentMod = *it;
if (strcmp(currentMod->mGetManagementName(), managementName) == 0)
{
Con::errorf(0, "loadMod(): Failed to load DLL '%s'. Does it exist in GameData\\mods? (%u)", raw.c_str(), GetLastError());
return false; // The DLL doesn't exist
Con::errorf(0, "loadMod(): The mod is already loaded.", raw.c_str(), GetLastError());
return false;
}
lpInitMod = (LPMODINIT)GetProcAddress(hDLL, "ModInitialize"); // Attempt to load our entry point
}
if (lpInitMod == NULL)
{
Con::errorf(0, "loadMod(): Failed to locate entry point 'ModInitialize' in mod DLL '%s'. Is it a good mod DLL? (%u)", raw.c_str(), GetLastError());
return false; // Unable to load entry point
}
// FIXME: We should probably only run this once at init
Con::addMethodB(NULL, "unloadMod", &conUnloadLoadMod, "Unloads a C++ modification by name.", 2, 2);
lpInitMod();
Con::errorf(0, "loadMod(): Loaded and executed entry point code for mod DLL '%s'", raw.c_str());
if (callables->mInitializeModPointer != NULL)
callables->mInitializeModPointer();
// Check if there's a server process responder in this DLL
ServerProcessPointer serverProcess = (ServerProcessPointer)GetProcAddress(hDLL, "ServerProcess"); // Attempt to load our entry point
if (serverProcess != NULL)
{
sServerProcessResponders.insert(sServerProcessResponders.end(), serverProcess);
Con::errorf(0, "loadMod(): Added server process responder for mod");
}
return true;
sModCallables.push_back(callables);
return true;
}