The-Homebrew-Cloud/WiiUPluginLoaderBackend
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This commit is contained in:
Maschell 2020-05-03 12:25:38 +02:00
parent c1c7594926
commit 4bf4a0eeea
2 changed files with 26 additions and 28 deletions
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48
source/PluginManagement.cpp
View File

@ -8,14 +8,14 @@
#include "hooks.h"
bool PluginManagement::doRelocation(const std::vector<RelocationData> &relocData, relocation_trampolin_entry_t * tramp_data, uint32_t tramp_length, uint32_t trampolinID) {
std::map<std::string,OSDynLoad_Module> moduleHandleCache;
for (auto const& cur : relocData) {
bool PluginManagement::doRelocation(const std::vector<RelocationData> &relocData, relocation_trampolin_entry_t *tramp_data, uint32_t tramp_length, uint32_t trampolinID) {
std::map<std::string, OSDynLoad_Module> moduleHandleCache;
for (auto const &cur : relocData) {
std::string functionName = cur.getName();
std::string rplName = cur.getImportRPLInformation().getName();
int32_t isData = cur.getImportRPLInformation().isData();
OSDynLoad_Module rplHandle = 0;
if(moduleHandleCache.count(rplName) > 0) {
if (moduleHandleCache.count(rplName) > 0) {
rplHandle = moduleHandleCache[rplName];
} else {
OSDynLoad_Acquire(rplName.c_str(), &rplHandle);
@ -23,14 +23,14 @@ bool PluginManagement::doRelocation(const std::vector<RelocationData> &relocData
}
uint32_t functionAddress = 0;
OSDynLoad_FindExport(rplHandle, isData, functionName.c_str(), (void**) &functionAddress);
if(functionAddress == 0) {
OSDynLoad_FindExport(rplHandle, isData, functionName.c_str(), (void **) &functionAddress);
if (functionAddress == 0) {
DEBUG_FUNCTION_LINE("Failed to find export for %s", functionName.c_str());
return false;
} else {
//DEBUG_FUNCTION_LINE("Found export for %s %s", rplName.c_str(), functionName.c_str());
}
if(!ElfUtils::elfLinkOne(cur.getType(), cur.getOffset(), cur.getAddend(), (uint32_t) cur.getDestination(), functionAddress, tramp_data, tramp_length, RELOC_TYPE_IMPORT,trampolinID)) {
if (!ElfUtils::elfLinkOne(cur.getType(), cur.getOffset(), cur.getAddend(), (uint32_t) cur.getDestination(), functionAddress, tramp_data, tramp_length, RELOC_TYPE_IMPORT, trampolinID)) {
DEBUG_FUNCTION_LINE("Relocation failed\n");
return false;
}
@ -42,27 +42,27 @@ bool PluginManagement::doRelocation(const std::vector<RelocationData> &relocData
}
void PluginManagement::doRelocations(std::vector<PluginContainer> plugins, relocation_trampolin_entry_t * trampData, uint32_t tramp_size) {
for(auto & pluginContainer : plugins) {
void PluginManagement::doRelocations(const std::vector<PluginContainer> &plugins, relocation_trampolin_entry_t *trampData, uint32_t tramp_size) {
for (auto &pluginContainer : plugins) {
DEBUG_FUNCTION_LINE("Doing relocations for plugin: %s", pluginContainer.getMetaInformation().getName().c_str());
if(!PluginManagement::doRelocation(pluginContainer.getPluginInformation().getRelocationDataList(), trampData, tramp_size, pluginContainer.getPluginInformation().getTrampolinId())) {
if (!PluginManagement::doRelocation(pluginContainer.getPluginInformation().getRelocationDataList(), trampData, tramp_size, pluginContainer.getPluginInformation().getTrampolinId())) {
DEBUG_FUNCTION_LINE("Relocation failed");
}
}
}
void PluginManagement::memsetBSS(std::vector<PluginContainer> plugins) {
for(auto & pluginContainer : plugins) {
void PluginManagement::memsetBSS(const std::vector<PluginContainer> &plugins) {
for (auto &pluginContainer : plugins) {
auto sbssSection = pluginContainer.getPluginInformation().getSectionInfo(".sbss");
if(sbssSection){
if (sbssSection) {
DEBUG_FUNCTION_LINE("memset .sbss %08X (%d)", sbssSection->getAddress(), sbssSection->getSize());
memset((void*)sbssSection->getAddress(), 0, sbssSection->getSize());
memset((void *) sbssSection->getAddress(), 0, sbssSection->getSize());
}
auto bssSection = pluginContainer.getPluginInformation().getSectionInfo(".bss");
if(bssSection) {
if (bssSection) {
DEBUG_FUNCTION_LINE("memset .bss %08X (%d)", bssSection->getAddress(), bssSection->getSize());
memset((void*)bssSection->getAddress(), 0, bssSection->getSize());
memset((void *) bssSection->getAddress(), 0, bssSection->getSize());
}
}
}
@ -75,18 +75,18 @@ void PluginManagement::callInitHooks(plugin_information_t *pluginInformation) {
DEBUG_FUNCTION_LINE("Done calling init hooks");
}
void PluginManagement::PatchFunctionsAndCallHooks(plugin_information_t* gPluginInformation) {
void PluginManagement::PatchFunctionsAndCallHooks(plugin_information_t *gPluginInformation) {
DEBUG_FUNCTION_LINE("Patching functions");
PatchInvidualMethodHooks(method_hooks_hooks_static, method_hooks_size_hooks_static, method_calls_hooks_static);
PatchInvidualMethodHooks(method_hooks_hooks, method_hooks_size_hooks, method_calls_hooks);
for(int32_t plugin_index=0; plugin_index<gPluginInformation->number_used_plugins; plugin_index++) {
CallHookEx(gPluginInformation, WUPS_LOADER_HOOK_INIT_WUT_MALLOC,plugin_index);
CallHookEx(gPluginInformation, WUPS_LOADER_HOOK_INIT_WUT_NEWLIB,plugin_index);
CallHookEx(gPluginInformation, WUPS_LOADER_HOOK_INIT_WUT_STDCPP,plugin_index);
CallHookEx(gPluginInformation, WUPS_LOADER_HOOK_INIT_WUT_DEVOPTAB,plugin_index);
CallHookEx(gPluginInformation, WUPS_LOADER_HOOK_APPLICATION_START,plugin_index);
for (int32_t plugin_index = 0; plugin_index < gPluginInformation->number_used_plugins; plugin_index++) {
CallHookEx(gPluginInformation, WUPS_LOADER_HOOK_INIT_WUT_MALLOC, plugin_index);
CallHookEx(gPluginInformation, WUPS_LOADER_HOOK_INIT_WUT_NEWLIB, plugin_index);
CallHookEx(gPluginInformation, WUPS_LOADER_HOOK_INIT_WUT_STDCPP, plugin_index);
CallHookEx(gPluginInformation, WUPS_LOADER_HOOK_INIT_WUT_DEVOPTAB, plugin_index);
CallHookEx(gPluginInformation, WUPS_LOADER_HOOK_APPLICATION_START, plugin_index);
new_PatchInvidualMethodHooks(&(gPluginInformation->plugin_data[plugin_index].info));
CallHookEx(gPluginInformation, WUPS_LOADER_HOOK_FUNCTIONS_PATCHED,plugin_index);
CallHookEx(gPluginInformation, WUPS_LOADER_HOOK_FUNCTIONS_PATCHED, plugin_index);
}
}

6
source/PluginManagement.h
View File

@ -7,10 +7,8 @@
class PluginManagement {
public:
static void Init(std::vector<PluginContainer> pInformation);
static void doRelocations(std::vector<PluginContainer> plugins, relocation_trampolin_entry_t *trampData, uint32_t tramp_size);
static void memsetBSS(std::vector<PluginContainer> plugins);
static void doRelocations(const std::vector<PluginContainer>& plugins, relocation_trampolin_entry_t *trampData, uint32_t tramp_size);
static void memsetBSS(const std::vector<PluginContainer>& plugins);
static void callInitHooks(plugin_information_t *pluginInformation);