WiiUPluginLoaderBackend/source/main.cpp

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#include <wups.h>
#include <whb/log.h>
#include <whb/log_udp.h>
#include <exception>
#include <sysapp/launch.h>
#include <coreinit/memexpheap.h>
#include <coreinit/dynload.h>
#include <coreinit/cache.h>
#include "plugin/PluginDataFactory.h"
#include "plugin/PluginContainerPersistence.h"
#include "plugin/PluginInformationFactory.h"
#include "plugin/PluginMetaInformationFactory.h"
#include "plugin/FunctionData.h"
#include "plugin/PluginContainer.h"
#include "utils/logger.h"
#include "utils/utils.h"
#include "kernel/kernel_utils.h"
#include "utils/ElfUtils.h"
#include "common/relocation_defines.h"
#include "common/plugin_defines.h"
#include "common/plugin_defines.h"
#include "common/module_defines.h"
#include "hooks.h"
#include "PluginManagement.h"
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#include "globals.h"
#include <whb/sdcard.h>
#include <plugin/PluginDataPersistence.h>
int test();
std::vector<PluginContainer> loadPlugins(const std::vector<PluginData> &pluginList, MEMHeapHandle heapHandle);
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#define gModuleData ((module_information_t *) (0x00880000))
int main(int argc, char **argv) {
test();
}
int test() {
WHBLogUdpInit();
bool initNeeded = false;
if (pluginDataHeap == NULL) {
kernelInitialize();
DEBUG_FUNCTION_LINE("Kernel init done");
DCFlushRange((void *) 0x00880000, sizeof(module_information_t));
uint32_t endAddress = 0;
DEBUG_FUNCTION_LINE("Using %d modules", gModuleData->number_used_modules);
for (int i = 0; i < gModuleData->number_used_modules; i++) {
DEBUG_FUNCTION_LINE("%08x", gModuleData->module_data[i].endAddress);
uint32_t curEndAddr = gModuleData->module_data[i].endAddress;
if (curEndAddr > endAddress) {
endAddress = curEndAddr;
}
}
memset((void *) &gLinkOnReload, 0, sizeof(gLinkOnReload));
// If this address is 0, make sure the header common match the one
// in the SetupPayload repo. (I know that's a bad idea)
endAddress = (endAddress + 0x100) & 0xFFFFFF00;
DEBUG_FUNCTION_LINE("endAddress: %08X", endAddress);
DEBUG_FUNCTION_LINE("Create heap");
pluginDataHeap = MEMCreateExpHeapEx((void *) (endAddress), 0x00FFF000 - endAddress, 0);
if (pluginDataHeap != NULL) {
if (gPluginInformation == NULL) {
gPluginInformation = (plugin_information_t *) MEMAllocFromExpHeapEx(pluginDataHeap, sizeof(plugin_information_t), 4);
if (gPluginInformation == NULL) {
DEBUG_FUNCTION_LINE("Failed to allocate global plugin information");
return 0;
}
memset((void *) gPluginInformation, 0, sizeof(plugin_information_t));
}
DEBUG_FUNCTION_LINE("MEMGetAllocatableSizeForExpHeapEx %d kb", MEMGetAllocatableSizeForExpHeapEx(pluginDataHeap, 4) / 1024);
std::vector<PluginData> pluginList = PluginDataFactory::loadDir("fs:/vol/external01/wiiu/plugins/", pluginDataHeap);
DEBUG_FUNCTION_LINE("Loaded %d plugin data", pluginList.size());
std::vector<PluginContainer> plugins = PluginManagement::loadPlugins(pluginList, pluginDataHeap, gPluginInformation->trampolines, DYN_LINK_TRAMPOLIN_LIST_LENGTH);
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for (auto &pluginContainer : plugins) {
for (const auto &kv : pluginContainer.getPluginInformation().getSectionInfoList()) {
DEBUG_FUNCTION_LINE("%s = %s %08X %d", kv.first.c_str(), kv.second.getName().c_str(), kv.second.getAddress(), kv.second.getSize());
}
if (!PluginContainerPersistence::savePlugin(gPluginInformation, pluginContainer)) {
DEBUG_FUNCTION_LINE("Failed to save plugin");
}
}
initNeeded = true;
}
}
if (gLinkOnReload.loadOnReload) {
DEBUG_FUNCTION_LINE("We would now swap the plugins");
std::vector<PluginData> pluginDataList;
for (int32_t i = 0; i < gLinkOnReload.number_used_plugins; i++) {
auto pluginData = PluginDataPersistence::load(&gLinkOnReload.plugin_data[i]);
pluginDataList.push_back(pluginData);
}
for (int32_t plugin_index = 0; plugin_index < gPluginInformation->number_used_plugins; plugin_index++) {
plugin_information_single_t *plugin = &(gPluginInformation->plugin_data[plugin_index]);
BOOL doDelete = true;
DEBUG_FUNCTION_LINE("Check if we can delete %08X", plugin->data.buffer);
for (auto &pluginData: pluginDataList) {
if (pluginData.getBuffer() == plugin->data.buffer) {
DEBUG_FUNCTION_LINE("We can keep buffer %08X", plugin->data.buffer);
doDelete = false;
break;
}
}
if (doDelete) {
if (plugin->data.buffer != nullptr) {
if (plugin->data.memoryType == eMemTypeMEM2) {
DEBUG_FUNCTION_LINE("free %08X", plugin->data.buffer);
free(plugin->data.buffer);
} else if (plugin->data.memoryType == eMemTypeExpHeap) {
DEBUG_FUNCTION_LINE("free %08X on EXP heap %08X", plugin->data.buffer, plugin->data.heapHandle);
MEMFreeToExpHeap((MEMHeapHandle) plugin->data.heapHandle, plugin->data.buffer);
} else {
DEBUG_FUNCTION_LINE("########################");
DEBUG_FUNCTION_LINE("Failed to free memory from plugin");
DEBUG_FUNCTION_LINE("########################");
}
plugin->data.buffer = NULL;
plugin->data.bufferLength = 0;
} else {
DEBUG_FUNCTION_LINE("Plugin has no copy of elf save in memory, can't free it");
}
}
}
DEBUG_FUNCTION_LINE("unloadPlugins");
PluginManagement::unloadPlugins(gPluginInformation, pluginDataHeap, false);
std::vector<PluginContainer> plugins = PluginManagement::loadPlugins(pluginDataList, pluginDataHeap, gPluginInformation->trampolines, DYN_LINK_TRAMPOLIN_LIST_LENGTH);
for (auto &pluginContainer : plugins) {
DEBUG_FUNCTION_LINE("Saving %s from %s", pluginContainer.getMetaInformation().getName().c_str(), pluginContainer.getMetaInformation().getAuthor().c_str());
if (!PluginContainerPersistence::savePlugin(gPluginInformation, pluginContainer)) {
DEBUG_FUNCTION_LINE("Failed to save plugin");
}
}
gLinkOnReload.loadOnReload = false;
initNeeded = true;
}
if (pluginDataHeap != NULL) {
std::vector<PluginContainer> plugins = PluginContainerPersistence::loadPlugins(gPluginInformation);
PluginManagement::doRelocations(plugins, gPluginInformation->trampolines, DYN_LINK_TRAMPOLIN_LIST_LENGTH);
PluginManagement::memsetBSS(plugins);
DCFlushRange((void *) 0x00800000, 0x00800000);
ICInvalidateRange((void *) 0x00800000, 0x00800000);
if (initNeeded) {
PluginManagement::callInitHooks(gPluginInformation);
initNeeded = false;
}
PluginManagement::PatchFunctionsAndCallHooks(gPluginInformation);
}
return 0;
}