Bug 520629 – deCOMtaminate plugins

svn path=/trunk/; revision=5441

1 files changed, 201 insertions, 0 deletions

diff --git a/browser-plugin/totemNPObject.h b/browser-plugin/totemNPObject.h
new file mode 100644
index 00000000..2682f1a8
--- /dev/null
+++ b/browser-plugin/totemNPObject.h
@@ -0,0 +1,201 @@
+/*
+ * Copyright © 2008 Christian Persch
+ *
+ * This library is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU Library General Public
+ * License as published by the Free Software Foundation; either
+ * version 2 of the License, or (at your option) any later version.
+ *
+ * This library is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * Library General Public License for more details.
+ *
+ * You should have received a copy of the GNU Library General Public
+ * License along with this library; if not, write to the
+ * Free Software Foundation, Inc., 59 Temple Place - Suite 330,
+ * Boston, MA 02111-1307, USA.
+ */
+
+#ifndef __TOTEM_NPOBJECT_H__
+#define __TOTEM_NPOBJECT_H__
+
+#include <assert.h>
+
+#include "npapi.h"
+#include "npruntime.h"
+
+#include "debug.h"
+
+class totemPlugin;
+class totemNPObject;
+class totemNPClass_base;
+template<class T> class totemNPClass;
+
+class totemNPObject : public NPObject {
+  public:
+    totemNPObject (NPP);
+
+    virtual ~totemNPObject ();
+
+    void* operator new (size_t aSize) throw ();
+
+  protected:
+    friend class totemNPClass_base;
+
+    /* NPObject methods */
+    virtual void Invalidate     ();
+    virtual bool HasMethod      (NPIdentifier aName);
+    virtual bool Invoke         (NPIdentifier aName, const NPVariant *argv, uint32_t argc, NPVariant *_result);
+    virtual bool InvokeDefault  (const NPVariant *argv, uint32_t argc, NPVariant *_result);
+    virtual bool HasProperty    (NPIdentifier aName);
+    virtual bool GetProperty    (NPIdentifier aName, NPVariant *_result);
+    virtual bool SetProperty    (NPIdentifier aName, const NPVariant *aValue);
+    virtual bool RemoveProperty (NPIdentifier aName);
+    virtual bool Enumerate      (NPIdentifier **_result, uint32_t *_count);
+    virtual bool Construct      (const NPVariant *argv, uint32_t argc, NPVariant *_result);
+
+    /* By Index methods */
+    virtual bool InvokeByIndex         (int aIndex, const NPVariant *argv, uint32_t argc, NPVariant *_result);
+    virtual bool GetPropertyByIndex    (int aIndex, NPVariant *_result);
+    virtual bool SetPropertyByIndex    (int aIndex, const NPVariant *aValue);
+    virtual bool RemovePropertyByIndex (int aIndex);
+
+  private:
+
+    NPP mNPP;
+    totemPlugin *mPlugin;
+
+  protected:
+
+    bool IsValid () const { return mPlugin != 0; }
+    totemPlugin* Plugin () const { assert (IsValid ()); return mPlugin; }
+
+    bool Throw (const char*);
+    bool ThrowPropertyNotWritable ();
+    bool ThrowSecurityError ();
+
+    bool CheckArgc (uint32_t, uint32_t, uint32_t = uint32_t(-1), bool = true);
+    bool CheckArgType (NPVariantType, NPVariantType, uint32_t = 0);
+    bool CheckArg (const NPVariant*, uint32_t, uint32_t, NPVariantType);
+    bool CheckArgv (const NPVariant*, uint32_t, uint32_t, ...);
+
+    bool GetBoolFromArguments (const NPVariant*, uint32_t, uint32_t, bool&);
+    bool GetInt32FromArguments (const NPVariant*, uint32_t, uint32_t, int32_t&);
+    bool GetDoubleFromArguments (const NPVariant*, uint32_t, uint32_t, double&);
+    bool GetStringFromArguments (const NPVariant*, uint32_t, uint32_t, const char*&);
+    bool DupStringFromArguments (const NPVariant*, uint32_t, uint32_t, char*&);
+    bool GetObjectFromArguments (const NPVariant*, uint32_t, uint32_t, NPObject*&);
+
+    bool VoidVariant (NPVariant*);
+    bool NullVariant (NPVariant*);
+    bool BoolVariant (NPVariant*, bool);
+    bool Int32Variant (NPVariant*, int32_t);
+    bool DoubleVariant (NPVariant*, double);
+    bool StringVariant (NPVariant*, const char*, int32_t = -1);
+    bool ObjectVariant (NPVariant*, NPObject*);
+
+  private:
+
+    totemNPClass_base* GetClass() const { return static_cast<totemNPClass_base*>(_class); }
+};
+
+/* Helper macros */
+
+#ifdef GNOME_ENABLE_DEBUG
+
+#define TOTEM_LOG_CTOR() D ("%s [%p]", __func__, (void*) this)
+#define TOTEM_LOG_DTOR() D ("%s [%p]", __func__, (void*) this)
+
+#define TOTEM_LOG_INVOKE(i, T) \
+{\
+  static bool logAccess[G_N_ELEMENTS (methodNames)];\
+  if (!logAccess[i]) {\
+    D ("NOTE: site calls function %s::%s", #T, methodNames[i]);\
+    logAccess[i] = true;\
+  }\
+}
+
+#define TOTEM_LOG_GETTER(i, T) \
+{\
+  static bool logAccess[G_N_ELEMENTS (propertyNames)];\
+  if (!logAccess[i]) {\
+    D ("NOTE: site gets property %s::%s", #T, propertyNames[i]);\
+    logAccess[i] = true;\
+  }\
+}
+
+#define TOTEM_LOG_SETTER(i, T) \
+{\
+  static bool logAccess[G_N_ELEMENTS (propertyNames)];\
+  if (!logAccess[i]) {\
+    D ("NOTE: site sets property %s::%s", #T, propertyNames[i]);\
+    logAccess[i] = true;\
+  }\
+}
+
+#else
+
+#define TOTEM_LOG_CTOR()
+#define TOTEM_LOG_DTOR()
+#define TOTEM_LOG_INVOKE(i, T)
+#define TOTEM_LOG_GETTER(i, T)
+#define TOTEM_LOG_SETTER(i, T)
+
+#endif /* GNOME_ENABLE_DEBUG */
+
+#define TOTEM_WARN_INVOKE_UNIMPLEMENTED(i, T) \
+{\
+  static bool logWarning[G_N_ELEMENTS (methodNames)];\
+  if (!logWarning[i]) {\
+    D ("WARNING: function %s::%s is unimplemented", #T, methodNames[i]);\
+    logWarning[i] = true;\
+  }\
+}
+
+#define TOTEM_WARN_1_INVOKE_UNIMPLEMENTED(i, T) \
+{\
+  static bool logWarning;\
+  if (!logWarning) {\
+    D ("WARNING: function %s::%s is unimplemented", #T, methodNames[i]);\
+    logWarning = true;\
+  }\
+}
+
+#define TOTEM_WARN_GETTER_UNIMPLEMENTED(i, T) \
+{\
+  static bool logWarning[G_N_ELEMENTS (propertyNames)];\
+  if (!logWarning[i]) {\
+    D ("WARNING: getter for property %s::%s is unimplemented", #T, propertyNames[i]);\
+    logWarning[i] = true;\
+  }\
+}
+
+#define TOTEM_WARN_1_GETTER_UNIMPLEMENTED(i, T) \
+{\
+  static bool logWarning;\
+  if (!logWarning) {\
+    D ("WARNING: getter for property %s::%s is unimplemented", #T, propertyNames[i]);\
+    logWarning = true;\
+  }\
+}
+
+#define TOTEM_WARN_SETTER_UNIMPLEMENTED(i, T) \
+{\
+  static bool logWarning[G_N_ELEMENTS (propertyNames)];\
+  if (!logWarning[i]) {\
+    D ("WARNING: setter for property %s::%s is unimplemented", #T, propertyNames[i]);\
+    logWarning[i] = true;\
+  }\
+}
+
+#define TOTEM_WARN_1_SETTER_UNIMPLEMENTED(i, T) \
+{\
+  static bool logWarning;\
+  if (!logWarning) {\
+    D ("WARNING: setter for property %s::%s is unimplemented", #T, propertyNames[i]);\
+    logWarning = true;\
+  }\
+}
+
+#endif /* __TOTEM_NPOBJECT_H__ */