2.2.15 DPSP_MSG_ASK4MULTICASTGUARANTEED
The DPSP_MSG_ASK4MULTICASTGUARANTEED packet is used to request that the server forward a message to players in a specified group using the guaranteed messaging mechanism.
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DPSP_MSG_HEADER (28 bytes) |
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GroupTo |
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PlayerFrom |
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MessageOffset |
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MulticastMessage (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 38 (0x26).
GroupTo (4 bytes): MUST be set to the identifier of the group that is the target of the request.
PlayerFrom (4 bytes): MUST be set to the identifier of the player that originated the request.
MessageOffset (4 bytes): Offset, in octets, from the beginning of the message to the MulticastMessage field.
MulticastMessage (variable): An array of octets that contains the message to forward. This field MUST contain a complete DirectPlay 4 Protocol message. However, the message MUST begin with the Signature field of the DPSP_MSG_HEADER (section 2.2.6) rather than the entire DPSP_MSG_HEADER structure.