2.2.31 DPSP_MSG_GROUPDATACHANGED
The DPSP_MSG_GROUPDATACHANGED packet is sent to inform all participants that group data has changed.
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DPSP_MSG_HEADER (28 bytes) |
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IDTo |
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GroupID |
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dwDataSize |
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dwDataOffset |
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GroupData (variable) |
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DPSP_MSG_HEADER (28 bytes): Message header for this packet. The Command Value member of this field MUST be set to 17 (0x11).
IDTo (4 bytes): Ignored. SHOULD be set to zero when sent and MUST be ignored on receipt.
GroupID (4 bytes): MUST be set to the identifier of the groups whose data is being set.
dwDataSize (4 bytes): MUST be set to the length of GroupData.
dwDataOffset (4 bytes): MUST be set to the offset, in octets, of GroupData from the beginning of the message.
GroupData (variable): Byte array that contains application data associated with the groups.