diff options
Diffstat (limited to 'backends/plugins/elf/elf-provider.cpp')
| -rw-r--r-- | backends/plugins/elf/elf-provider.cpp | 36 |
1 files changed, 36 insertions, 0 deletions
diff --git a/backends/plugins/elf/elf-provider.cpp b/backends/plugins/elf/elf-provider.cpp index b241379934..393010fd6f 100644 --- a/backends/plugins/elf/elf-provider.cpp +++ b/backends/plugins/elf/elf-provider.cpp @@ -33,6 +33,7 @@ #include "backends/plugins/elf/elf-provider.h" #include "backends/plugins/dynamic-plugin.h" +#include "backends/plugins/elf/memory-manager.h" #include "common/debug.h" #include "common/fs.h" @@ -96,6 +97,17 @@ DynamicPlugin::VoidFunc ELFPlugin::findSymbol(const char *symbol) { return tmp; } + /** + * Test the size of the plugin. + */ +void ELFPlugin::trackSize() { + // All we need to do is create our object, track its size, then delete it + DLObject *obj = makeDLObject(); + + obj->trackSize(_filename.c_str()); + delete obj; +} + bool ELFPlugin::loadPlugin() { assert(!_dlHandle); @@ -162,6 +174,30 @@ void ELFPlugin::unloadPlugin() { } } + /** + * We override this function in FilePluginProvider to allow the single + * plugin method to create a non-fragmenting memory allocation. We take + * the plugins found and tell the memory manager to allocate space for + * them. + */ +PluginList ELFPluginProvider::getPlugins() { + PluginList pl = FilePluginProvider::getPlugins(); + +#if defined(ONE_PLUGIN_AT_A_TIME) && !defined(ELF_NO_MEM_MANAGER) + // This static downcast is safe because all of the plugins must + // be ELF plugins + for (PluginList::iterator p = pl.begin(); p != pl.end(); ++p) { + (static_cast<ELFPlugin *>(*p))->trackSize(); + } + + // The Memory Manager should now allocate space based on the information + // it collected + ELFMemMan.allocateHeap(); +#endif + + return pl; +} + bool ELFPluginProvider::isPluginFilename(const Common::FSNode &node) const { // Check the plugin suffix Common::String filename = node.getName(); |