/*
 * Copyright 2009, Google Inc.
 * All rights reserved.
 *
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions are
 * met:
 *
 *     * Redistributions of source code must retain the above copyright
 * notice, this list of conditions and the following disclaimer.
 *     * Redistributions in binary form must reproduce the above
 * copyright notice, this list of conditions and the following disclaimer
 * in the documentation and/or other materials provided with the
 * distribution.
 *     * Neither the name of Google Inc. nor the names of its
 * contributors may be used to endorse or promote products derived from
 * this software without specific prior written permission.
 *
 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
 * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
 * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
 * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
 * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
 * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
 * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
 */


#include "plugin/cross/main.h"

using glue::_o3d::PluginObject;
using glue::StreamManager;

#if !defined(O3D_INTERNAL_PLUGIN)

int BreakpadEnabler::scope_count_ = 0;

// Used for breakpad crash handling
ExceptionManager *g_exception_manager = NULL;

#endif  // O3D_INTERNAL_PLUGIN

namespace o3d {

NPError NP_GetValue(void *instance, NPPVariable variable, void *value) {
  switch (variable) {
    case NPPVpluginNameString:
      *static_cast<char **>(value) = const_cast<char*>(O3D_PLUGIN_NAME);
      break;
    case NPPVpluginDescriptionString:
      *static_cast<char **>(value) = const_cast<char*>(O3D_PLUGIN_DESCRIPTION);
      break;
    default:
      return NPERR_INVALID_PARAM;
      break;
  }
  return NPERR_NO_ERROR;
}

NPError NPP_NewStream(NPP instance, NPMIMEType type, NPStream *stream,
                      NPBool seekable, uint16 *stype) {
  HANDLE_CRASHES;
  PluginObject *obj = static_cast<PluginObject*>(instance->pdata);
  StreamManager *stream_manager = obj->stream_manager();
  if (stream_manager->NewStream(stream, stype)) {
    return NPERR_NO_ERROR;
  } else {
    // TODO: find out which error we should return
    return NPERR_INVALID_PARAM;
  }
}

NPError NPP_DestroyStream(NPP instance, NPStream *stream, NPReason reason) {
  HANDLE_CRASHES;
  PluginObject *obj = static_cast<PluginObject*>(instance->pdata);
  StreamManager *stream_manager = obj->stream_manager();
  if (stream_manager->DestroyStream(stream, reason)) {
    return NPERR_NO_ERROR;
  } else {
    // TODO: find out which error we should return
    return NPERR_INVALID_PARAM;
  }
}

int32 NPP_WriteReady(NPP instance, NPStream *stream) {
  HANDLE_CRASHES;
  PluginObject *obj = static_cast<PluginObject*>(instance->pdata);
  StreamManager *stream_manager = obj->stream_manager();
  return stream_manager->WriteReady(stream);
}

int32 NPP_Write(NPP instance, NPStream *stream, int32 offset, int32 len,
                void *buffer) {
  HANDLE_CRASHES;
  PluginObject *obj = static_cast<PluginObject*>(instance->pdata);
  StreamManager *stream_manager = obj->stream_manager();
  return stream_manager->Write(stream, offset, len, buffer);
}

void NPP_Print(NPP instance, NPPrint *platformPrint) {
  HANDLE_CRASHES;
}

void NPP_URLNotify(NPP instance, const char *url, NPReason reason,
                   void *notifyData) {
  HANDLE_CRASHES;
  PluginObject *obj = static_cast<PluginObject*>(instance->pdata);
  StreamManager *stream_manager = obj->stream_manager();
  stream_manager->URLNotify(url, reason, notifyData);
}

NPError NPP_GetValue(NPP instance, NPPVariable variable, void *value) {
  HANDLE_CRASHES;
  switch (variable) {
    case NPPVpluginScriptableNPObject: {
      void **v = static_cast<void **>(value);
      PluginObject *obj = static_cast<PluginObject *>(instance->pdata);
      // Return value is expected to be retained
      GLUE_PROFILE_START(instance, "retainobject");
      NPN_RetainObject(obj);
      GLUE_PROFILE_STOP(instance, "retainobject");
      *v = obj;
      break;
    }
    default: {
      NPError ret = PlatformNPPGetValue(instance, variable, value);
      if (ret == NPERR_INVALID_PARAM)
        ret = o3d::NP_GetValue(instance, variable, value);
      return ret;
    }
  }
  return NPERR_NO_ERROR;
}

NPError NPP_SetValue(NPP instance, NPNVariable variable, void *value) {
  HANDLE_CRASHES;
  return NPERR_GENERIC_ERROR;
}
}  // namespace o3d

#if defined(O3D_INTERNAL_PLUGIN)
namespace o3d {
#else
extern "C" {
#endif

NPError EXPORT_SYMBOL OSCALL NP_GetEntryPoints(NPPluginFuncs *pluginFuncs) {
  HANDLE_CRASHES;
  pluginFuncs->version = 11;
  pluginFuncs->size = sizeof(*pluginFuncs);
  pluginFuncs->newp = o3d::NPP_New;
  pluginFuncs->destroy = o3d::NPP_Destroy;
  pluginFuncs->setwindow = o3d::NPP_SetWindow;
  pluginFuncs->newstream = o3d::NPP_NewStream;
  pluginFuncs->destroystream = o3d::NPP_DestroyStream;
  pluginFuncs->asfile = o3d::NPP_StreamAsFile;
  pluginFuncs->writeready = o3d::NPP_WriteReady;
  pluginFuncs->write = o3d::NPP_Write;
  pluginFuncs->print = o3d::NPP_Print;
  pluginFuncs->event = o3d::NPP_HandleEvent;
  pluginFuncs->urlnotify = o3d::NPP_URLNotify;
  pluginFuncs->getvalue = o3d::NPP_GetValue;
  pluginFuncs->setvalue = o3d::NPP_SetValue;

  return NPERR_NO_ERROR;
}

char * EXPORT_SYMBOL NP_GetMIMEDescription(void) {
  return const_cast<char*>(O3D_PLUGIN_MIME_TYPE "::O3D MIME");
}

}  // namespace o3d / extern "C"

#if !defined(O3D_INTERNAL_PLUGIN)
extern "C" {
NPError EXPORT_SYMBOL NP_GetValue(void *instance, NPPVariable variable,
                                  void *value) {
  return o3d::NP_GetValue(instance, variable, value);
}
}
#endif