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+/*
+ *      Copyright (C) 2005-2013 Team XBMC
+ *      http://xbmc.org
+ *
+ *  This Program is free software; you can redistribute it and/or modify
+ *  it under the terms of the GNU General Public License as published by
+ *  the Free Software Foundation; either version 2, or (at your option)
+ *  any later version.
+ *
+ *  This Program 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 General Public License for more details.
+ *
+ *  You should have received a copy of the GNU General Public License
+ *  along with XBMC; see the file COPYING.  If not, see
+ *  <http://www.gnu.org/licenses/>.
+ *
+ */
+
+#ifndef __XBMC_PVR_H__
+#define __XBMC_PVR_H__
+
+#include "xbmc_addon_dll.h"
+#include "xbmc_pvr_types.h"
+
+/*!
+ * Functions that the PVR client add-on must implement, but some can be empty.
+ *
+ * The 'remarks' field indicates which methods should be implemented, and which ones are optional.
+ */
+
+extern "C"
+{
+  /*! @name PVR add-on methods */
+  //@{
+  /*!
+   * Get the XBMC_PVR_API_VERSION that was used to compile this add-on.
+   * Used to check if this add-on is compatible with XBMC.
+   * @return The XBMC_PVR_API_VERSION that was used to compile this add-on.
+   * @remarks Valid implementation required.
+   */
+  const char* GetPVRAPIVersion(void);
+
+  /*!
+   * Get the XBMC_PVR_MIN_API_VERSION that was used to compile this add-on.
+   * Used to check if this add-on is compatible with XBMC.
+   * @return The XBMC_PVR_MIN_API_VERSION that was used to compile this add-on.
+   * @remarks Valid implementation required.
+   */
+  const char* GetMininumPVRAPIVersion(void);
+
+  /*!
+   * Get the XBMC_GUI_API_VERSION that was used to compile this add-on.
+   * Used to check if this add-on is compatible with XBMC.
+   * @return The XBMC_GUI_API_VERSION that was used to compile this add-on.
+   * @remarks Valid implementation required.
+   */
+  const char* GetGUIAPIVersion(void);
+
+  /*!
+   * Get the XBMC_GUI_MIN_API_VERSION that was used to compile this add-on.
+   * Used to check if this add-on is compatible with XBMC.
+   * @return The XBMC_GUI_MIN_API_VERSION that was used to compile this add-on.
+   * @remarks Valid implementation required.
+   */
+  const char* GetMininumGUIAPIVersion(void);
+
+  /*!
+   * Get the list of features that this add-on provides.
+   * Called by XBMC to query the add-on's capabilities.
+   * Used to check which options should be presented in the UI, which methods to call, etc.
+   * All capabilities that the add-on supports should be set to true.
+   * @param pCapabilities The add-on's capabilities.
+   * @return PVR_ERROR_NO_ERROR if the properties were fetched successfully.
+   * @remarks Valid implementation required.
+   */
+  PVR_ERROR GetAddonCapabilities(PVR_ADDON_CAPABILITIES *pCapabilities);
+
+  /*!
+   * @return The name reported by the backend that will be displayed in the UI.
+   * @remarks Valid implementation required.
+   */
+  const char* GetBackendName(void);
+
+  /*!
+   * @return The version string reported by the backend that will be displayed in the UI.
+   * @remarks Valid implementation required.
+   */
+  const char* GetBackendVersion(void);
+
+  /*!
+   * @return The connection string reported by the backend that will be displayed in the UI.
+   * @remarks Valid implementation required.
+   */
+  const char* GetConnectionString(void);
+
+  /*!
+   * Get the disk space reported by the backend (if supported).
+   * @param iTotal The total disk space in bytes.
+   * @param iUsed The used disk space in bytes.
+   * @return PVR_ERROR_NO_ERROR if the drive space has been fetched successfully.
+   * @remarks Optional. Return PVR_ERROR_NOT_IMPLEMENTED if this add-on won't provide this function.
+   */
+  PVR_ERROR GetDriveSpace(long long* iTotal, long long* iUsed);
+
+  /*!
+   * Call one of the menu hooks (if supported).
+   * Supported PVR_MENUHOOK instances have to be added in ADDON_Create(), by calling AddMenuHook() on the callback.
+   * @param menuhook The hook to call.
+   * @param item The selected item for which the hook was called.
+   * @return PVR_ERROR_NO_ERROR if the hook was called successfully.
+   * @remarks Optional. Return PVR_ERROR_NOT_IMPLEMENTED if this add-on won't provide this function.
+   */
+  PVR_ERROR CallMenuHook(const PVR_MENUHOOK& menuhook, const PVR_MENUHOOK_DATA &item);
+  //@}
+
+  /*! @name PVR EPG methods
+   *  @remarks Only used by XBMC if bSupportsEPG is set to true.
+   */
+  //@{
+  /*!
+   * Request the EPG for a channel from the backend.
+   * EPG entries are added to XBMC by calling TransferEpgEntry() on the callback.
+   * @param handle Handle to pass to the callback method.
+   * @param channel The channel to get the EPG table for.
+   * @param iStart Get events after this time (UTC).
+   * @param iEnd Get events before this time (UTC).
+   * @return PVR_ERROR_NO_ERROR if the table has been fetched successfully.
+   * @remarks Required if bSupportsEPG is set to true. Return PVR_ERROR_NOT_IMPLEMENTED if this add-on won't provide this function.
+   */
+  PVR_ERROR GetEPGForChannel(ADDON_HANDLE handle, const PVR_CHANNEL& channel, time_t iStart, time_t iEnd);
+  //@}
+
+  /*! @name PVR channel group methods
+   *  @remarks Only used by XBMC is bSupportsChannelGroups is set to true.
+   *           If a group or one of the group members changes after the initial import, or if a new one was added, then the add-on
+   *           should call TriggerChannelGroupsUpdate()
+   */
+  //@{
+  /*!
+   * Get the total amount of channel groups on the backend if it supports channel groups.
+   * @return The amount of channels, or -1 on error.
+   * @remarks Required if bSupportsChannelGroups is set to true. Return -1 if this add-on won't provide this function.
+   */
+  int GetChannelGroupsAmount(void);
+
+  /*!
+   * Request the list of all channel groups from the backend if it supports channel groups.
+   * Channel group entries are added to XBMC by calling TransferChannelGroup() on the callback.
+   * @param handle Handle to pass to the callback method.
+   * @param bRadio True to get the radio channel groups, false to get the TV channel groups.
+   * @return PVR_ERROR_NO_ERROR if the list has been fetched successfully.
+   * @remarks Required if bSupportsChannelGroups is set to true. Return PVR_ERROR_NOT_IMPLEMENTED if this add-on won't provide this function.
+   */
+  PVR_ERROR GetChannelGroups(ADDON_HANDLE handle, bool bRadio);
+
+  /*!
+   * Request the list of all group members of a group from the backend if it supports channel groups.
+   * Member entries are added to XBMC by calling TransferChannelGroupMember() on the callback.
+   * @param handle Handle to pass to the callback method.
+   * @param group The group to get the members for.
+   * @return PVR_ERROR_NO_ERROR if the list has been fetched successfully.
+   * @remarks Required if bSupportsChannelGroups is set to true. Return PVR_ERROR_NOT_IMPLEMENTED if this add-on won't provide this function.
+   */
+  PVR_ERROR GetChannelGroupMembers(ADDON_HANDLE handle, const PVR_CHANNEL_GROUP& group);
+  //@}
+
+  /** @name PVR channel methods
+   *  @remarks Either bSupportsTV or bSupportsRadio is required to be set to true.
+   *           If a channel changes after the initial import, or if a new one was added, then the add-on
+   *           should call TriggerChannelUpdate()
+   */
+  //@{
+  /*!
+   * Show the channel scan dialog if this backend supports it.
+   * @return PVR_ERROR_NO_ERROR if the dialog was displayed successfully.
+   * @remarks Required if bSupportsChannelScan is set to true. Return PVR_ERROR_NOT_IMPLEMENTED if this add-on won't provide this function.
+   * @note see libXBMC_gui.h about related parts
+   */
+  PVR_ERROR OpenDialogChannelScan(void);
+
+  /*!
+    * @return The total amount of channels on the backend, or -1 on error.
+    * @remarks Valid implementation required.
+    */
+  int GetChannelsAmount(void);
+
+  /*!
+   * Request the list of all channels from the backend.
+   * Channel entries are added to XBMC by calling TransferChannelEntry() on the callback.
+   * @param handle Handle to pass to the callback method.
+   * @param bRadio True to get the radio channels, false to get the TV channels.
+   * @return PVR_ERROR_NO_ERROR if the list has been fetched successfully.
+   * @remarks If bSupportsTV is set to true, a valid result set needs to be provided for bRadio = false.
+   *          If bSupportsRadio is set to true, a valid result set needs to be provided for bRadio = true.
+   *          At least one of these two must provide a valid result set.
+   */
+  PVR_ERROR GetChannels(ADDON_HANDLE handle, bool bRadio);
+
+  /*!
+   * Delete a channel from the backend.
+   * @param channel The channel to delete.
+   * @return PVR_ERROR_NO_ERROR if the channel has been deleted successfully.
+   * @remarks Required if bSupportsChannelSettings is set to true.
+   */
+  PVR_ERROR DeleteChannel(const PVR_CHANNEL& channel);
+
+  /*!
+   * Rename a channel on the backend.
+   * @param channel The channel to rename, containing the new channel name.
+   * @return PVR_ERROR_NO_ERROR if the channel has been renamed successfully.
+   * @remarks Optional, and only used if bSupportsChannelSettings is set to true. Return PVR_ERROR_NOT_IMPLEMENTED if this add-on won't provide this function.
+   */
+  PVR_ERROR RenameChannel(const PVR_CHANNEL& channel);
+
+  /*!
+   * Move a channel to another channel number on the backend.
+   * @param channel The channel to move, containing the new channel number.
+   * @return PVR_ERROR_NO_ERROR if the channel has been moved successfully.
+   * @remarks Optional, and only used if bSupportsChannelSettings is set to true. Return PVR_ERROR_NOT_IMPLEMENTED if this add-on won't provide this function.
+   */
+  PVR_ERROR MoveChannel(const PVR_CHANNEL& channel);
+
+  /*!
+   * Show the channel settings dialog, if supported by the backend.
+   * @param channel The channel to show the dialog for.
+   * @return PVR_ERROR_NO_ERROR if the dialog has been displayed successfully.
+   * @remarks Required if bSupportsChannelSettings is set to true.
+   * @note see libXBMC_gui.h about related parts
+   */
+  PVR_ERROR OpenDialogChannelSettings(const PVR_CHANNEL& channel);
+
+  /*!
+   * Show the dialog to add a channel on the backend, if supported by the backend.
+   * @param channel The channel to add.
+   * @return PVR_ERROR_NO_ERROR if the channel has been added successfully.
+   * @remarks Required if bSupportsChannelSettings is set to true.
+   * @note see libXBMC_gui.h about related parts
+   */
+  PVR_ERROR OpenDialogChannelAdd(const PVR_CHANNEL& channel);
+  //@}
+
+  /** @name PVR recording methods
+   *  @remarks Only used by XBMC is bSupportsRecordings is set to true.
+   *           If a recording changes after the initial import, or if a new one was added,
+   *           then the add-on should call TriggerRecordingUpdate()
+   */
+  //@{
+  /*!
+   * @return The total amount of recordings on the backend or -1 on error.
+   * @param deleted if set return deleted recording (called if bSupportsRecordingsUndelete set to true)
+   * @remarks Required if bSupportsRecordings is set to true. Return PVR_ERROR_NOT_IMPLEMENTED if this add-on won't provide this function.
+   */
+  int GetRecordingsAmount(bool deleted);
+
+  /*!
+   * Request the list of all recordings from the backend, if supported.
+   * Recording entries are added to XBMC by calling TransferRecordingEntry() on the callback.
+   * @param handle Handle to pass to the callback method.
+   * @param deleted if set return deleted recording (called if bSupportsRecordingsUndelete set to true)
+   * @return PVR_ERROR_NO_ERROR if the recordings have been fetched successfully.
+   * @remarks Required if bSupportsRecordings is set to true. Return PVR_ERROR_NOT_IMPLEMENTED if this add-on won't provide this function.
+   */
+  PVR_ERROR GetRecordings(ADDON_HANDLE handle, bool deleted);
+
+  /*!
+   * Delete a recording on the backend.
+   * @param recording The recording to delete.
+   * @return PVR_ERROR_NO_ERROR if the recording has been deleted successfully.
+   * @remarks Optional, and only used if bSupportsRecordings is set to true. Return PVR_ERROR_NOT_IMPLEMENTED if this add-on won't provide this function.
+   */
+  PVR_ERROR DeleteRecording(const PVR_RECORDING& recording);
+
+  /*!
+   * Undelete a recording on the backend.
+   * @param recording The recording to undelete.
+   * @return PVR_ERROR_NO_ERROR if the recording has been undeleted successfully.
+   * @remarks Optional, and only used if bSupportsRecordingsUndelete is set to true. Return PVR_ERROR_NOT_IMPLEMENTED if this add-on won't provide this function.
+   */
+  PVR_ERROR UndeleteRecording(const PVR_RECORDING& recording);
+
+  /*!
+   * @brief Delete all recordings permanent which in the deleted folder on the backend.
+   * @return PVR_ERROR_NO_ERROR if the recordings has been deleted successfully.
+   */
+  PVR_ERROR DeleteAllRecordingsFromTrash();
+
+  /*!
+   * Rename a recording on the backend.
+   * @param recording The recording to rename, containing the new name.
+   * @return PVR_ERROR_NO_ERROR if the recording has been renamed successfully.
+   * @remarks Optional, and only used if bSupportsRecordings is set to true. Return PVR_ERROR_NOT_IMPLEMENTED if this add-on won't provide this function.
+   */
+  PVR_ERROR RenameRecording(const PVR_RECORDING& recording);
+
+  /*!
+   * Set the play count of a recording on the backend.
+   * @param recording The recording to change the play count.
+   * @param count Play count.
+   * @return PVR_ERROR_NO_ERROR if the recording's play count has been set successfully.
+   * @remarks Required if bSupportsRecordingPlayCount is set to true. Return PVR_ERROR_NOT_IMPLEMENTED if this add-on won't provide this function.
+   */
+  PVR_ERROR SetRecordingPlayCount(const PVR_RECORDING& recording, int count);
+
+  /*!
+  * Set the last watched position of a recording on the backend.
+  * @param recording The recording.
+  * @param position The last watched position in seconds
+  * @return PVR_ERROR_NO_ERROR if the position has been stored successfully.
+  * @remarks Required if bSupportsLastPlayedPosition is set to true. Return PVR_ERROR_NOT_IMPLEMENTED if this add-on won't provide this function.
+  */
+  PVR_ERROR SetRecordingLastPlayedPosition(const PVR_RECORDING& recording, int lastplayedposition);
+
+  /*!
+  * Retrieve the last watched position of a recording on the backend.
+  * @param recording The recording.
+  * @return The last watched position in seconds or -1 on error
+  * @remarks Required if bSupportsRecordingPlayCount is set to true. Return -1 if this add-on won't provide this function.
+  */
+  int GetRecordingLastPlayedPosition(const PVR_RECORDING& recording);
+
+  /*!
+  * Retrieve the edit decision list (EDL) of a recording on the backend.
+  * @param recording The recording.
+  * @param edl out: The function has to write the EDL list into this array.
+  * @param size in: The maximum size of the EDL, out: the actual size of the EDL.
+  * @return PVR_ERROR_NO_ERROR if the EDL was successfully read.
+  * @remarks Required if bSupportsRecordingEdl is set to true. Return PVR_ERROR_NOT_IMPLEMENTED if this add-on won't provide this function.
+  */
+  PVR_ERROR GetRecordingEdl(const PVR_RECORDING&, PVR_EDL_ENTRY edl[], int *size);
+
+  //@}
+  /** @name PVR timer methods
+   *  @remarks Only used by XBMC is bSupportsTimers is set to true.
+   *           If a timer changes after the initial import, or if a new one was added,
+   *           then the add-on should call TriggerTimerUpdate()
+   */
+  //@{
+  /*!
+   * @return The total amount of timers on the backend or -1 on error.
+   * @remarks Required if bSupportsTimers is set to true. Return -1 if this add-on won't provide this function.
+   */
+  int GetTimersAmount(void);
+
+  /*!
+   * Request the list of all timers from the backend if supported.
+   * Timer entries are added to XBMC by calling TransferTimerEntry() on the callback.
+   * @param handle Handle to pass to the callback method.
+   * @return PVR_ERROR_NO_ERROR if the list has been fetched successfully.
+   * @remarks Required if bSupportsTimers is set to true. Return PVR_ERROR_NOT_IMPLEMENTED if this add-on won't provide this function.
+   */
+  PVR_ERROR GetTimers(ADDON_HANDLE handle);
+
+  /*!
+   * Add a timer on the backend.
+   * @param timer The timer to add.
+   * @return PVR_ERROR_NO_ERROR if the timer has been added successfully.
+   * @remarks Required if bSupportsTimers is set to true. Return PVR_ERROR_NOT_IMPLEMENTED if this add-on won't provide this function.
+   */
+  PVR_ERROR AddTimer(const PVR_TIMER& timer);
+
+  /*!
+   * Delete a timer on the backend.
+   * @param timer The timer to delete.
+   * @param bForceDelete Set to true to delete a timer that is currently recording a program.
+   * @return PVR_ERROR_NO_ERROR if the timer has been deleted successfully.
+   * @remarks Required if bSupportsTimers is set to true. Return PVR_ERROR_NOT_IMPLEMENTED if this add-on won't provide this function.
+   */
+  PVR_ERROR DeleteTimer(const PVR_TIMER& timer, bool bForceDelete);
+
+  /*!
+   * Update the timer information on the backend.
+   * @param timer The timer to update.
+   * @return PVR_ERROR_NO_ERROR if the timer has been updated successfully.
+   * @remarks Required if bSupportsTimers is set to true. Return PVR_ERROR_NOT_IMPLEMENTED if this add-on won't provide this function.
+   */
+  PVR_ERROR UpdateTimer(const PVR_TIMER& timer);
+
+  //@}
+
+  /** @name PVR live stream methods, used to open and close a stream to a channel, and optionally perform read operations on the stream */
+  //@{
+  /*!
+   * Open a live stream on the backend.
+   * @param channel The channel to stream.
+   * @return True if the stream has been opened successfully, false otherwise.
+   * @remarks Required if bHandlesInputStream or bHandlesDemuxing is set to true. Return false if this add-on won't provide this function.
+   */
+  bool OpenLiveStream(const PVR_CHANNEL& channel);
+
+  /*!
+   * Close an open live stream.
+   * @remarks Required if bHandlesInputStream or bHandlesDemuxing is set to true.
+   */
+  void CloseLiveStream(void);
+
+  /*!
+   * Read from an open live stream.
+   * @param pBuffer The buffer to store the data in.
+   * @param iBufferSize The amount of bytes to read.
+   * @return The amount of bytes that were actually read from the stream.
+   * @remarks Required if bHandlesInputStream is set to true. Return -1 if this add-on won't provide this function.
+   */
+  int ReadLiveStream(unsigned char* pBuffer, unsigned int iBufferSize);
+
+  /*!
+   * Seek in a live stream on a backend that supports timeshifting.
+   * @param iPosition The position to seek to.
+   * @param iWhence ?
+   * @return The new position.
+   * @remarks Optional, and only used if bHandlesInputStream is set to true. Return -1 if this add-on won't provide this function.
+   */
+  long long SeekLiveStream(long long iPosition, int iWhence = SEEK_SET);
+
+  /*!
+   * @return The position in the stream that's currently being read.
+   * @remarks Optional, and only used if bHandlesInputStream is set to true. Return -1 if this add-on won't provide this function.
+   */
+  long long PositionLiveStream(void);
+
+  /*!
+   * @return The total length of the stream that's currently being read.
+   * @remarks Optional, and only used if bHandlesInputStream is set to true. Return -1 if this add-on won't provide this function.
+   */
+  long long LengthLiveStream(void);
+
+  /*!
+   * @return The channel number on the backend of the live stream that's currently being read.
+   * @remarks Required if bHandlesInputStream or bHandlesDemuxing is set to true. Return -1 if this add-on won't provide this function.
+   */
+  int GetCurrentClientChannel(void);
+
+  /*!
+   * Switch to another channel. Only to be called when a live stream has already been opened.
+   * @param channel The channel to switch to.
+   * @return True if the switch was successful, false otherwise.
+   * @remarks Required if bHandlesInputStream or bHandlesDemuxing is set to true. Return false if this add-on won't provide this function.
+   */
+  bool SwitchChannel(const PVR_CHANNEL& channel);
+
+  /*!
+   * Get the signal status of the stream that's currently open.
+   * @param signalStatus The signal status.
+   * @return True if the signal status has been read successfully, false otherwise.
+   * @remarks Optional, and only used if bHandlesInputStream or bHandlesDemuxing is set to true. Return PVR_ERROR_NOT_IMPLEMENTED if this add-on won't provide this function.
+   */
+  PVR_ERROR SignalStatus(PVR_SIGNAL_STATUS& signalStatus);
+
+  /*!
+   * Get the stream URL for a channel from the backend. Used by the MediaPortal add-on.
+   * @param channel The channel to get the stream URL for.
+   * @return The requested URL.
+   * @remarks Optional, and only used if bHandlesInputStream is set to true. Return NULL if this add-on won't provide this function.
+   */
+  const char* GetLiveStreamURL(const PVR_CHANNEL& channel);
+
+  /*!
+   * Get the stream properties of the stream that's currently being read.
+   * @param pProperties The properties of the currently playing stream.
+   * @return PVR_ERROR_NO_ERROR if the properties have been fetched successfully.
+   * @remarks Required if bHandlesInputStream or bHandlesDemuxing is set to true. Return PVR_ERROR_NOT_IMPLEMENTED if this add-on won't provide this function.
+   */
+  PVR_ERROR GetStreamProperties(PVR_STREAM_PROPERTIES* pProperties);
+  //@}
+
+  /** @name PVR recording stream methods, used to open and close a stream to a recording, and perform read operations on the stream.
+   *  @remarks This will only be used if the backend doesn't provide a direct URL in the recording tag.
+   */
+  //@{
+  /*!
+   * Open a stream to a recording on the backend.
+   * @param recording The recording to open.
+   * @return True if the stream has been opened successfully, false otherwise.
+   * @remarks Optional, and only used if bSupportsRecordings is set to true. Return false if this add-on won't provide this function.
+   */
+  bool OpenRecordedStream(const PVR_RECORDING& recording);
+
+  /*!
+   * Close an open stream from a recording.
+   * @remarks Optional, and only used if bSupportsRecordings is set to true.
+   */
+  void CloseRecordedStream(void);
+
+  /*!
+   * Read from a recording.
+   * @param pBuffer The buffer to store the data in.
+   * @param iBufferSize The amount of bytes to read.
+   * @return The amount of bytes that were actually read from the stream.
+   * @remarks Optional, and only used if bSupportsRecordings is set to true, but required if OpenRecordedStream() is implemented. Return -1 if this add-on won't provide this function.
+   */
+  int ReadRecordedStream(unsigned char* pBuffer, unsigned int iBufferSize);
+
+  /*!
+   * Seek in a recorded stream.
+   * @param iPosition The position to seek to.
+   * @param iWhence ?
+   * @return The new position.
+   * @remarks Optional, and only used if bSupportsRecordings is set to true. Return -1 if this add-on won't provide this function.
+   */
+  long long SeekRecordedStream(long long iPosition, int iWhence = SEEK_SET);
+
+  /*!
+   * @return The position in the stream that's currently being read.
+   * @remarks Optional, and only used if bSupportsRecordings is set to true. Return -1 if this add-on won't provide this function.
+   */
+  long long PositionRecordedStream(void);
+
+  /*!
+   * @return The total length of the stream that's currently being read.
+   * @remarks Optional, and only used if bSupportsRecordings is set to true. Return -1 if this add-on won't provide this function.
+   */
+  long long LengthRecordedStream(void);
+  //@}
+
+  /** @name PVR demultiplexer methods
+   *  @remarks Only used by XBMC is bHandlesDemuxing is set to true.
+   */
+  //@{
+  /*!
+   * Reset the demultiplexer in the add-on.
+   * @remarks Required if bHandlesDemuxing is set to true.
+   */
+  void DemuxReset(void);
+
+  /*!
+   * Abort the demultiplexer thread in the add-on.
+   * @remarks Required if bHandlesDemuxing is set to true.
+   */
+  void DemuxAbort(void);
+
+  /*!
+   * Flush all data that's currently in the demultiplexer buffer in the add-on.
+   * @remarks Required if bHandlesDemuxing is set to true.
+   */
+  void DemuxFlush(void);
+
+  /*!
+   * Read the next packet from the demultiplexer, if there is one.
+   * @return The next packet.
+   *         If there is no next packet, then the add-on should return the
+   *         packet created by calling AllocateDemuxPacket(0) on the callback.
+   *         If the stream changed and XBMC's player needs to be reinitialised,
+   *         then, the add-on should call AllocateDemuxPacket(0) on the
+   *         callback, and set the streamid to DMX_SPECIALID_STREAMCHANGE and
+   *         return the value.
+   *         The add-on should return NULL if an error occured.
+   * @remarks Required if bHandlesDemuxing is set to true. Return NULL if this add-on won't provide this function.
+   */
+  DemuxPacket* DemuxRead(void);
+  //@}
+
+  /*!
+   * Delay to use when using switching channels for add-ons not providing an input stream.
+   * If the add-on does provide an input stream, then this method will not be called.
+   * Those add-ons can do that in OpenLiveStream() if needed.
+   * @return The delay in milliseconds.
+   */
+  unsigned int GetChannelSwitchDelay(void);
+
+  /*!
+   * Check if the backend support pausing the currently playing stream
+   * This will enable/disable the pause button in XBMC based on the return value
+   * @return false if the PVR addon/backend does not support pausing, true if possible
+   */
+  bool CanPauseStream();
+
+  /*!
+   * Check if the backend supports seeking for the currently playing stream
+   * This will enable/disable the rewind/forward buttons in XBMC based on the return value
+   * @return false if the PVR addon/backend does not support seeking, true if possible
+   */
+  bool CanSeekStream();
+
+  /*!
+   * @brief Notify the pvr addon that XBMC (un)paused the currently playing stream
+   */
+  void PauseStream(bool bPaused);
+
+  /*!
+   * Notify the pvr addon/demuxer that XBMC wishes to seek the stream by time
+   * @param time The absolute time since stream start
+   * @param backwards True to seek to keyframe BEFORE time, else AFTER
+   * @param startpts can be updated to point to where display should start
+   * @return True if the seek operation was possible
+   * @remarks Optional, and only used if addon has its own demuxer. Return False if this add-on won't provide this function.
+   */
+  bool SeekTime(int time, bool backwards, double *startpts);
+
+  /*!
+   * Notify the pvr addon/demuxer that XBMC wishes to change playback speed
+   * @param speed The requested playback speed
+   * @remarks Optional, and only used if addon has its own demuxer.
+   */
+  void SetSpeed(int speed);
+
+  /*!
+   *  Get actual playing time from addon. With timeshift enabled this is
+   *  different to live.
+   *  @return time as UTC
+   */
+  time_t GetPlayingTime();
+
+  /*!
+   *  Get time of oldest packet in timeshift buffer
+   *  @return time as UTC
+   */
+  time_t GetBufferTimeStart();
+
+  /*!
+   *  Get time of latest packet in timeshift buffer
+   *  @return time as UTC
+   */
+  time_t GetBufferTimeEnd();
+
+  /*!
+   *  Get the hostname of the pvr backend server
+   *  @return hostname as ip address or alias. If backend does not
+   *          utilize a server, return empty string.
+   */
+  const char* GetBackendHostname();
+
+  /*!
+   * Called by XBMC to assign the function pointers of this add-on to pClient.
+   * @param pClient The struct to assign the function pointers to.
+   */
+  void __declspec(dllexport) get_addon(struct PVRClient* pClient)
+  {
+    pClient->GetPVRAPIVersion               = GetPVRAPIVersion;
+    pClient->GetMininumPVRAPIVersion        = GetMininumPVRAPIVersion;
+    pClient->GetGUIAPIVersion               = GetGUIAPIVersion;
+    pClient->GetMininumGUIAPIVersion        = GetMininumGUIAPIVersion;
+    pClient->GetAddonCapabilities           = GetAddonCapabilities;
+    pClient->GetStreamProperties            = GetStreamProperties;
+    pClient->GetConnectionString            = GetConnectionString;
+    pClient->GetBackendName                 = GetBackendName;
+    pClient->GetBackendVersion              = GetBackendVersion;
+    pClient->GetDriveSpace                  = GetDriveSpace;
+    pClient->OpenDialogChannelScan          = OpenDialogChannelScan;
+    pClient->MenuHook                       = CallMenuHook;
+
+    pClient->GetEpg                         = GetEPGForChannel;
+
+    pClient->GetChannelGroupsAmount         = GetChannelGroupsAmount;
+    pClient->GetChannelGroups               = GetChannelGroups;
+    pClient->GetChannelGroupMembers         = GetChannelGroupMembers;
+
+    pClient->GetChannelsAmount              = GetChannelsAmount;
+    pClient->GetChannels                    = GetChannels;
+    pClient->DeleteChannel                  = DeleteChannel;
+    pClient->RenameChannel                  = RenameChannel;
+    pClient->MoveChannel                    = MoveChannel;
+    pClient->OpenDialogChannelSettings      = OpenDialogChannelSettings;
+    pClient->OpenDialogChannelAdd           = OpenDialogChannelAdd;
+
+    pClient->GetRecordingsAmount            = GetRecordingsAmount;
+    pClient->GetRecordings                  = GetRecordings;
+    pClient->DeleteRecording                = DeleteRecording;
+    pClient->UndeleteRecording              = UndeleteRecording;
+    pClient->DeleteAllRecordingsFromTrash   = DeleteAllRecordingsFromTrash;
+    pClient->RenameRecording                = RenameRecording;
+    pClient->SetRecordingPlayCount          = SetRecordingPlayCount;
+    pClient->SetRecordingLastPlayedPosition = SetRecordingLastPlayedPosition;
+    pClient->GetRecordingLastPlayedPosition = GetRecordingLastPlayedPosition;
+    pClient->GetRecordingEdl                = GetRecordingEdl;
+
+    pClient->GetTimersAmount                = GetTimersAmount;
+    pClient->GetTimers                      = GetTimers;
+    pClient->AddTimer                       = AddTimer;
+    pClient->DeleteTimer                    = DeleteTimer;
+    pClient->UpdateTimer                    = UpdateTimer;
+
+    pClient->OpenLiveStream                 = OpenLiveStream;
+    pClient->CloseLiveStream                = CloseLiveStream;
+    pClient->ReadLiveStream                 = ReadLiveStream;
+    pClient->SeekLiveStream                 = SeekLiveStream;
+    pClient->PositionLiveStream             = PositionLiveStream;
+    pClient->LengthLiveStream               = LengthLiveStream;
+    pClient->GetCurrentClientChannel        = GetCurrentClientChannel;
+    pClient->SwitchChannel                  = SwitchChannel;
+    pClient->SignalStatus                   = SignalStatus;
+    pClient->GetLiveStreamURL               = GetLiveStreamURL;
+    pClient->GetChannelSwitchDelay          = GetChannelSwitchDelay;
+    pClient->CanPauseStream                 = CanPauseStream;
+    pClient->PauseStream                    = PauseStream;
+    pClient->CanSeekStream                  = CanSeekStream;
+    pClient->SeekTime                       = SeekTime;
+    pClient->SetSpeed                       = SetSpeed;
+
+    pClient->OpenRecordedStream             = OpenRecordedStream;
+    pClient->CloseRecordedStream            = CloseRecordedStream;
+    pClient->ReadRecordedStream             = ReadRecordedStream;
+    pClient->SeekRecordedStream             = SeekRecordedStream;
+    pClient->PositionRecordedStream         = PositionRecordedStream;
+    pClient->LengthRecordedStream           = LengthRecordedStream;
+
+    pClient->DemuxReset                     = DemuxReset;
+    pClient->DemuxAbort                     = DemuxAbort;
+    pClient->DemuxFlush                     = DemuxFlush;
+    pClient->DemuxRead                      = DemuxRead;
+
+    pClient->GetPlayingTime                 = GetPlayingTime;
+    pClient->GetBufferTimeStart             = GetBufferTimeStart;
+    pClient->GetBufferTimeEnd               = GetBufferTimeEnd;
+
+    pClient->GetBackendHostname             = GetBackendHostname;
+  };
+};
+
+#endif