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PacketMarker (Compact 2013)

  • Article

3/26/2014

This structure is used by the HCI stack layer for matching command completion to the HCI stack client issuing the command.

Syntax

typedef struct _packet_marker {
  unsigned int fMarker;
  union {
    BD_ADDR ba;
    unsigned short connection_handle;
  };
} PacketMarker;

Members

  • fMarker
    Type of marker. One of the following.

    Marker

    Value

    BTH_MARKER_NONE

    0

    BTH_MARKER_CONNECTION

    1

    BTH_MARKER_ADDRESS

    2
  • ba
    Bluetooth address if fMarker=BTH_MARKER_ADDRESS.
  • connection_handle
    Connection handle associated with the command if fMarker=BTH_MARKER_CONNECTION.

Remarks

The structure is used in conjunction with the following command, to match the asynchronous event associated with this command to the command itself.

typedef int (*HCI_CustomCode_In) (
  HANDLE          hDeviceContext,
  void*           pCallContext,
  unsigned short  usOpCode,
  unsigned short  cPacketSize,
  unsigned char*  pPacket,
  PacketMarker*   pMarker,
  unsigned char   cEvent
);

Requirements

Header

bt_ddi.h

See Also

Reference

Bluetooth HCI Structures