mirror of
https://github.com/wiiu-env/WiiUPluginLoaderBackend.git
synced 2024-11-29 16:14:15 +01:00
205 lines
9.1 KiB
C++
205 lines
9.1 KiB
C++
#include "PluginManagement.h"
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#include "NotificationsUtils.h"
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#include "hooks.h"
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#include "plugin/PluginContainer.h"
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#include "plugin/PluginLinkInformationFactory.h"
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#include "plugin/PluginMetaInformationFactory.h"
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#include "utils/ElfUtils.h"
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#include "utils/StringTools.h"
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#include "utils/utils.h"
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#include <coreinit/cache.h>
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#include <coreinit/dynload.h>
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#include <memory.h>
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#include <memory>
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bool CheckIfAllowed(const PluginMetaInformation &metaInfo) {
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std::vector<std::pair<std::string, std::string>> allowList = {
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{"Maschell", "Aroma Base Plugin"},
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{"Maschell", "DRC Region Free Plugin"},
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{"Maschell", "Homebrew on Wii U menu"},
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{"Maschell", "Region Free Plugin"},
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{"Maschell", "Wiiload"},
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{"mtheall, Maschell", "ftpiiu"},
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};
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return std::any_of(allowList.begin(), allowList.end(), [&metaInfo](const auto &cur) {
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return metaInfo.getAuthor() == cur.first && metaInfo.getName() == cur.second;
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});
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}
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std::vector<PluginContainer>
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PluginManagement::loadPlugins(const std::set<std::shared_ptr<PluginData>> &pluginDataList, std::vector<relocation_trampoline_entry_t> &trampolineData) {
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std::vector<PluginContainer> plugins;
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uint32_t trampolineID = 0;
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for (const auto &pluginData : pluginDataList) {
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PluginParseErrors error = PLUGIN_PARSE_ERROR_UNKNOWN;
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auto metaInfo = PluginMetaInformationFactory::loadPlugin(*pluginData, error);
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if (metaInfo && error == PLUGIN_PARSE_ERROR_NONE) {
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if (!pluginData->getSource().ends_with(".wps") || CheckIfAllowed(*metaInfo)) {
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DEBUG_FUNCTION_LINE_INFO("We want to link %s by %s", metaInfo->getName().c_str(), metaInfo->getAuthor().c_str());
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auto linkInfo = PluginLinkInformationFactory::load(*pluginData, trampolineData, trampolineID++);
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if (!linkInfo) {
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auto errMsg = string_format("Failed to load plugin: %s", pluginData->getSource().c_str());
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DEBUG_FUNCTION_LINE_ERR("%s", errMsg.c_str());
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DisplayErrorNotificationMessage(errMsg, 15.0f);
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continue;
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}
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plugins.emplace_back(std::move(*metaInfo), std::move(*linkInfo), pluginData);
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} else {
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DEBUG_FUNCTION_LINE_INFO("We want to skip %s by %s", metaInfo->getName().c_str(), metaInfo->getAuthor().c_str());
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plugins.emplace_back(std::move(*metaInfo), PluginLinkInformation::CreateStub(), pluginData);
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}
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} else {
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auto errMsg = string_format("Failed to load plugin: %s", pluginData->getSource().c_str());
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if (error == PLUGIN_PARSE_ERROR_INCOMPATIBLE_VERSION) {
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errMsg += ". Incompatible version.";
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}
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DEBUG_FUNCTION_LINE_ERR("%s", errMsg.c_str());
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DisplayErrorNotificationMessage(errMsg, 15.0f);
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}
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}
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if (!PluginManagement::DoFunctionPatches(plugins)) {
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DEBUG_FUNCTION_LINE_ERR("Failed to patch functions");
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OSFatal("WiiUPluginLoaderBackend: Failed to patch functions");
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}
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return plugins;
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}
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bool PluginManagement::doRelocation(const std::vector<RelocationData> &relocData,
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std::vector<relocation_trampoline_entry_t> &trampData,
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uint32_t trampolineID,
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std::map<std::string, OSDynLoad_Module> &usedRPls) {
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for (auto const &cur : relocData) {
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uint32_t functionAddress = 0;
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auto &functionName = cur.getName();
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if (functionName == "MEMAllocFromDefaultHeap") {
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OSDynLoad_Module rplHandle;
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OSDynLoad_Acquire("homebrew_memorymapping", &rplHandle);
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OSDynLoad_FindExport(rplHandle, OS_DYNLOAD_EXPORT_DATA, "MEMAllocFromMappedMemory", (void **) &functionAddress);
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} else if (functionName == "MEMAllocFromDefaultHeapEx") {
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OSDynLoad_Module rplHandle;
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OSDynLoad_Acquire("homebrew_memorymapping", &rplHandle);
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OSDynLoad_FindExport(rplHandle, OS_DYNLOAD_EXPORT_DATA, "MEMAllocFromMappedMemoryEx", (void **) &functionAddress);
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} else if (functionName == "MEMFreeToDefaultHeap") {
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OSDynLoad_Module rplHandle;
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OSDynLoad_Acquire("homebrew_memorymapping", &rplHandle);
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OSDynLoad_FindExport(rplHandle, OS_DYNLOAD_EXPORT_DATA, "MEMFreeToMappedMemory", (void **) &functionAddress);
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}
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if (functionAddress == 0) {
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auto rplName = cur.getImportRPLInformation().getRPLName();
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int32_t isData = cur.getImportRPLInformation().isData();
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OSDynLoad_Module rplHandle = nullptr;
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if (!usedRPls.contains(rplName)) {
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DEBUG_FUNCTION_LINE_VERBOSE("Acquire %s", rplName.c_str());
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// Always acquire to increase refcount and make sure it won't get unloaded while we're using it.
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OSDynLoad_Error err = OSDynLoad_Acquire(rplName.c_str(), &rplHandle);
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if (err != OS_DYNLOAD_OK) {
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DEBUG_FUNCTION_LINE_ERR("Failed to acquire %s", rplName.c_str());
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return false;
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}
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// Keep track RPLs we are using.
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// They will be released on exit
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usedRPls[rplName] = rplHandle;
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} else {
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rplHandle = usedRPls[rplName];
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}
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OSDynLoad_FindExport(rplHandle, (OSDynLoad_ExportType) isData, functionName.c_str(), (void **) &functionAddress);
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}
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if (functionAddress == 0) {
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DEBUG_FUNCTION_LINE_ERR("Failed to find export for %s", functionName.c_str());
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return false;
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} else {
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//DEBUG_FUNCTION_LINE("Found export for %s %s", rplName.c_str(), functionName.c_str());
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}
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if (!ElfUtils::elfLinkOne(cur.getType(), cur.getOffset(), cur.getAddend(), (uint32_t) cur.getDestination(), functionAddress, trampData, RELOC_TYPE_IMPORT, trampolineID)) {
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DEBUG_FUNCTION_LINE_ERR("elfLinkOne failed");
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return false;
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}
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}
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// Unloading RPLs which you want to use is stupid.
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// Never uncomment this again.
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/* for (auto &cur : moduleHandleCache) {
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// Release handle if they are not from DynLoadPatchModule
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if (((uint32_t) cur.second & 0xFFFF0000) != 0x13370000) {
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OSDynLoad_Release(cur.second);
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}
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} */
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DCFlushRange((void *) trampData.data(), trampData.size() * sizeof(relocation_trampoline_entry_t));
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ICInvalidateRange((void *) trampData.data(), trampData.size() * sizeof(relocation_trampoline_entry_t));
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OSMemoryBarrier();
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return true;
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}
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bool PluginManagement::doRelocations(const std::vector<PluginContainer> &plugins,
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std::vector<relocation_trampoline_entry_t> &trampData,
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std::map<std::string, OSDynLoad_Module> &usedRPls) {
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for (auto &cur : trampData) {
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if (cur.status == RELOC_TRAMP_IMPORT_DONE) {
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cur.status = RELOC_TRAMP_FREE;
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}
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}
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OSDynLoadAllocFn prevDynLoadAlloc = nullptr;
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OSDynLoadFreeFn prevDynLoadFree = nullptr;
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OSDynLoad_GetAllocator(&prevDynLoadAlloc, &prevDynLoadFree);
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OSDynLoad_SetAllocator(CustomDynLoadAlloc, CustomDynLoadFree);
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for (const auto &pluginContainer : plugins) {
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if (!pluginContainer.isLinkedAndLoaded()) {
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continue;
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}
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DEBUG_FUNCTION_LINE_VERBOSE("Doing relocations for plugin: %s", pluginContainer.getMetaInformation().getName().c_str());
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if (!PluginManagement::doRelocation(pluginContainer.getPluginLinkInformation().getRelocationDataList(),
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trampData,
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pluginContainer.getPluginLinkInformation().getTrampolineId(),
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usedRPls)) {
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return false;
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}
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}
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OSDynLoad_SetAllocator(prevDynLoadAlloc, prevDynLoadFree);
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return true;
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}
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bool PluginManagement::RestoreFunctionPatches(std::vector<PluginContainer> &plugins) {
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for (auto &cur : std::ranges::reverse_view(plugins)) {
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for (auto &curFunction : std::ranges::reverse_view(cur.getPluginLinkInformation().getFunctionDataList())) {
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if (!curFunction.RemovePatch()) {
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return false;
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}
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}
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}
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return true;
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}
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bool PluginManagement::DoFunctionPatches(std::vector<PluginContainer> &plugins) {
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for (auto &cur : plugins) {
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for (auto &curFunction : cur.getPluginLinkInformation().getFunctionDataList()) {
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if (!curFunction.AddPatch()) {
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DEBUG_FUNCTION_LINE_ERR("Failed to add function patch for: plugin %s", cur.getMetaInformation().getName().c_str());
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return false;
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}
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}
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}
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return true;
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}
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void PluginManagement::callInitHooks(const std::vector<PluginContainer> &plugins) {
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CallHook(plugins, WUPS_LOADER_HOOK_INIT_CONFIG);
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CallHook(plugins, WUPS_LOADER_HOOK_INIT_STORAGE_DEPRECATED);
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CallHook(plugins, WUPS_LOADER_HOOK_INIT_STORAGE);
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CallHook(plugins, WUPS_LOADER_HOOK_INIT_PLUGIN);
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DEBUG_FUNCTION_LINE_VERBOSE("Done calling init hooks");
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} |