The-Homebrew-Cloud/WiiUPluginLoaderBackend
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Add option to delete or not delete the actual plugin data when unloading plugins

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This commit is contained in:
Maschell 2020-05-17 21:06:11 +02:00
parent 49fde27123
commit b63723eb72
2 changed files with 18 additions and 16 deletions
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32
source/PluginManagement.cpp
View File

@ -93,27 +93,28 @@ void PluginManagement::RestorePatches(plugin_information_t *pluginInformation, B
} }
} }
void PluginManagement::unloadPlugins(plugin_information_t *gPluginInformation, MEMHeapHandle pluginHeap) { void PluginManagement::unloadPlugins(plugin_information_t *gPluginInformation, MEMHeapHandle pluginHeap, BOOL freePluginData) {
RestorePatches(gPluginInformation, true); RestorePatches(gPluginInformation, true);
for (int32_t plugin_index = 0; plugin_index < gPluginInformation->number_used_plugins; plugin_index++) { for (int32_t plugin_index = 0; plugin_index < gPluginInformation->number_used_plugins; plugin_index++) {
plugin_information_single_t *plugin = &(gPluginInformation->plugin_data[plugin_index]); plugin_information_single_t *plugin = &(gPluginInformation->plugin_data[plugin_index]);
if (plugin->data.buffer != nullptr) { if (freePluginData) {
if (plugin->data.memoryType == eMemTypeMEM2) { if (plugin->data.buffer != nullptr) {
DEBUG_FUNCTION_LINE("free %08X", plugin->data.buffer); if (plugin->data.memoryType == eMemTypeMEM2) {
free(plugin->data.buffer); DEBUG_FUNCTION_LINE("free %08X", plugin->data.buffer);
} else if (plugin->data.memoryType == eMemTypeExpHeap) { free(plugin->data.buffer);
DEBUG_FUNCTION_LINE("free %08X on EXP heap %08X", plugin->data.buffer, plugin->data.heapHandle); } else if (plugin->data.memoryType == eMemTypeExpHeap) {
MEMFreeToExpHeap((MEMHeapHandle) plugin->data.heapHandle, plugin->data.buffer); 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.bufferLength = 0;
} else { } else {
DEBUG_FUNCTION_LINE("########################"); DEBUG_FUNCTION_LINE("Plugin has no copy of elf save in memory, can't free it");
DEBUG_FUNCTION_LINE("Failed to free memory from plugin");
DEBUG_FUNCTION_LINE("########################");
} }
plugin->data.bufferLength = 0;
} else {
DEBUG_FUNCTION_LINE("Plugin has no copy of elf save in memory, can't free it");
} }
if (plugin->info.allocatedTextMemoryAddress != nullptr) { if (plugin->info.allocatedTextMemoryAddress != nullptr) {
MEMFreeToExpHeap((MEMHeapHandle) pluginHeap, plugin->info.allocatedTextMemoryAddress); MEMFreeToExpHeap((MEMHeapHandle) pluginHeap, plugin->info.allocatedTextMemoryAddress);
DEBUG_FUNCTION_LINE("Freed %08X", plugin->info.allocatedTextMemoryAddress); DEBUG_FUNCTION_LINE("Freed %08X", plugin->info.allocatedTextMemoryAddress);
@ -130,6 +131,7 @@ void PluginManagement::unloadPlugins(plugin_information_t *gPluginInformation, M
} }
} }
} }
memset((void *) gPluginInformation, 0, sizeof(plugin_information_t)); memset((void *) gPluginInformation, 0, sizeof(plugin_information_t));
} }

2
source/PluginManagement.h
View File

@ -17,7 +17,7 @@ public:
static bool doRelocation(const std::vector<RelocationData> &relocData, relocation_trampolin_entry_t *tramp_data, uint32_t tramp_length, uint32_t trampolinID); static bool doRelocation(const std::vector<RelocationData> &relocData, relocation_trampolin_entry_t *tramp_data, uint32_t tramp_length, uint32_t trampolinID);
static void unloadPlugins(plugin_information_t * pluginInformation, MEMHeapHandle pluginHeap); static void unloadPlugins(plugin_information_t * pluginInformation, MEMHeapHandle pluginHeap, BOOL freePluginData);
static std::vector<PluginContainer> loadPlugins(const std::vector<PluginData> &pluginList, MEMHeapHandle pHeader, relocation_trampolin_entry_t *trampolin_data, uint32_t trampolin_data_length); static std::vector<PluginContainer> loadPlugins(const std::vector<PluginData> &pluginList, MEMHeapHandle pHeader, relocation_trampolin_entry_t *trampolin_data, uint32_t trampolin_data_length);