Small fixes to the .wps loading, return nullptr instead of OSFatal, a…

…dd asserts instead of OSFatal
wiiu-env · May 8, 2024 · 43a18b5 · 43a18b5
1 parent 6855564
commit 43a18b5
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Showing 4 changed files with 23 additions and 18 deletions.
diff --git a/source/PluginManagement.cpp b/source/PluginManagement.cpp
@@ -42,7 +42,7 @@ PluginManagement::loadPlugins(const std::set<std::shared_ptr<PluginData>> &plugi
 
     if (!PluginManagement::DoFunctionPatches(plugins)) {
         DEBUG_FUNCTION_LINE_ERR("Failed to patch functions");
-        OSFatal("Failed to patch functions");
+        OSFatal("WiiUPluginLoaderBackend: Failed to patch functions");
     }
 
     return plugins;

diff --git a/source/globals.h b/source/globals.h
@@ -9,7 +9,7 @@
 #include <vector>
 #include <wums/defines/relocation_defines.h>
 
-#define VERSION      "v0.3.1"
+#define VERSION      "v0.3.2"
 #define VERSION_FULL VERSION VERSION_EXTRA
 
 extern StoredBuffer gStoredTVBuffer;

diff --git a/source/plugin/PluginInformationFactory.cpp b/source/plugin/PluginInformationFactory.cpp
@@ -67,12 +67,12 @@ PluginInformationFactory::load(const PluginData &pluginData, std::vector<relocat
             uint32_t sectionSize = psec->get_size();
             auto address         = (uint32_t) psec->get_address();
             if ((address >= 0x02000000) && address < 0x10000000) {
-                text_size += sectionSize;
+                text_size += sectionSize + psec->get_addr_align();
             } else if ((address >= 0x10000000) && address < 0xC0000000) {
-                data_size += sectionSize;
+                data_size += sectionSize + psec->get_addr_align();
             }
             if (psec->get_name().starts_with(".wups.")) {
-                data_size += sectionSize;
+                data_size += sectionSize + psec->get_addr_align();
             }
         }
     }
@@ -107,16 +107,22 @@ PluginInformationFactory::load(const PluginData &pluginData, std::vector<relocat
 
                 if (destination + sectionSize > (uint32_t) text_data.data() + text_size) {
                     DEBUG_FUNCTION_LINE_ERR("Tried to overflow .text buffer. %08X > %08X", destination + sectionSize, (uint32_t) text_data.data() + text_data.size());
-                    OSFatal("WUPSLoader: Tried to overflow buffer");
+                    return std::nullopt;
+                } else if (destination < (uint32_t) text_data.data()) {
+                    DEBUG_FUNCTION_LINE_ERR("Tried to underflow .text buffer. %08X < %08X", destination, (uint32_t) text_data.data());
+                    return std::nullopt;
                 }
             } else if ((address >= 0x10000000) && address < 0xC0000000) {
                 destination += (uint32_t) data_data.data();
                 destination -= 0x10000000;
                 destinations[psec->get_index()] = (uint8_t *) data_data.data();
 
                 if (destination + sectionSize > (uint32_t) data_data.data() + data_data.size()) {
-                    DEBUG_FUNCTION_LINE_ERR("Tried to overflow .data buffer. %08X > %08X", destination + sectionSize, (uint32_t) text_data.data() + text_data.size());
-                    OSFatal("WUPSLoader: Tried to overflow buffer");
+                    DEBUG_FUNCTION_LINE_ERR("Tried to overflow .data buffer. %08X > %08X", destination + sectionSize, (uint32_t) data_data.data() + data_data.size());
+                    return std::nullopt;
+                } else if (destination < (uint32_t) data_data.data()) {
+                    DEBUG_FUNCTION_LINE_ERR("Tried to underflow .data buffer. %08X < %08X", destination, (uint32_t) text_data.data());
+                    return std::nullopt;
                 }
             } else if (address >= 0xC0000000) {
                 DEBUG_FUNCTION_LINE_ERR("Loading section from 0xC0000000 is NOT supported");
@@ -128,6 +134,12 @@ PluginInformationFactory::load(const PluginData &pluginData, std::vector<relocat
 
             const char *p = psec->get_data();
 
+            uint32_t address_align = psec->get_addr_align();
+            if ((destination & (address_align - 1)) != 0) {
+                DEBUG_FUNCTION_LINE_WARN("Address not aligned: %08X %08X", destination, address_align);
+                return std::nullopt;
+            }
+
             if (psec->get_type() == SHT_NOBITS) {
                 DEBUG_FUNCTION_LINE_VERBOSE("memset section %s %08X to 0 (%d bytes)", psec->get_name().c_str(), destination, sectionSize);
                 memset((void *) destination, 0, sectionSize);

diff --git a/source/utils/config/CategoryRenderer.cpp b/source/utils/config/CategoryRenderer.cpp
@@ -11,22 +11,15 @@ CategoryRenderer::CategoryRenderer(const GeneralConfigInformation *info, const W
     for (uint32_t i = 0; i < cat->getCategories().size() + cat->getItems().size(); i++) {
         if (i < cat->getCategories().size()) {
             auto item = make_unique_nothrow<ConfigRendererItemCategory>(cat->getCategories()[i].get());
-            if (!item) {
-                DEBUG_FUNCTION_LINE_ERR("Failed to alloc ConfigRendererItemCategory");
-                OSFatal("WiiUPluginBackend::CategoryRenderer::CategoryRenderer() Failed to alloc ConfigRendererItemCategory");
-            }
+            assert(item);
             mItemRenderer.push_back(std::move(item));
         } else {
             auto itemIndex = (int32_t) (i - cat->getCategories().size());
             if (itemIndex < 0 || itemIndex >= (int32_t) cat->getItems().size()) {
-                DEBUG_FUNCTION_LINE_ERR("unexpected index");
-                OSFatal("WiiUPluginBackend::CategoryRenderer::CategoryRenderer() unexpected index");
+                assert(false);
             }
             auto item = make_unique_nothrow<ConfigRendererItem>(cat->getItems()[itemIndex].get());
-            if (!item) {
-                DEBUG_FUNCTION_LINE_ERR("Failed to alloc ConfigRendererItemCategory");
-                OSFatal("WiiUPluginBackend::CategoryRenderer::CategoryRenderer() Failed to alloc ConfigRendererItem");
-            }
+            assert(item);
             mItemRenderer.push_back(std::move(item));
         }
     }