xpcom/components/nsNativeComponentLoader.h

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  37
  38 #ifndef nsNativeModuleLoader_h__
  39 #define nsNativeModuleLoader_h__
  40
  41 #include "nsISupports.h"
  42 #include "mozilla/ModuleLoader.h"
  43 #include "nsDataHashtable.h"
  44 #include "nsHashKeys.h"
  45 #include "mozilla/Module.h"
  46 #include "prlink.h"
  47
  48 class nsNativeModuleLoader : public mozilla::ModuleLoader
  49 {
  50  public:
  51     NS_DECL_ISUPPORTS_INHERITED
  52
  53     nsNativeModuleLoader() {}
  54     ~nsNativeModuleLoader() {}
  55
  56     NS_OVERRIDE virtual const mozilla::Module* LoadModule(nsILocalFile* aFile);
  57     NS_OVERRIDE virtual const mozilla::Module* LoadModuleFromJAR(nsILocalFile* aJARFile,
  58                                                                  const nsACString& aPath);
  59
  60     nsresult Init();
  61
  62     void UnloadLibraries();
  63
  64  private:
  65     struct NativeLoadData
  66     {
  67         NativeLoadData()
  68             : module(NULL)
  69             , library(NULL)
  70         { }
  71
  72         const mozilla::Module* module;
  73         PRLibrary* library;
  74     };
  75
  76     static PLDHashOperator
  77     ReleaserFunc(nsIHashable* aHashedFile, NativeLoadData &aLoadData, void*);
  78
  79     static PLDHashOperator
  80     UnloaderFunc(nsIHashable* aHashedFile, NativeLoadData &aLoadData, void*);
  81
  82     nsDataHashtable<nsHashableHashKey, NativeLoadData> mLibraries;
  83 };
  84
  85 #endif /* nsNativeModuleLoader_h__ */