2.2.2.9 ADVERTISE

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The ADVERTISE message is sent in response to a SOLICIT_HASH (section 2.2.2.8) message. This message describes the boundaries and record lists for each record range in the SOLICIT_HASH message for which the locally computed hashes do not match the remotely calculated hashes.


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Message Size

Version

Message Type

Reserved1

Hash Entry Boundary Count

Record Abstract Count

Hash Entry Boundary Offset

Reserved2

Record Abstracts Offset

Hash Entry Boundary array (variable)

...

Record Abstracts array (variable)

...

Message Size (4 bytes): The total number of bytes in the message.

Version (1 byte): The Peer-to-Peer Graphing Protocol version number. This MUST be set to 0x10 to signify version 1.0.

Message Type (1 byte): MUST be set to 0x09.

Reserved1 (2 bytes): MUST be set to zero and ignored on receipt.

Hash Entry Boundary Count (4 bytes): The count of HASH_ENTRY_BOUNDARY (section 2.2.1.8) structures in this message.

Record Abstract Count (4 bytes): The count of RECORD_ABSTRACT (section 2.2.1.6) structures in this message.

Hash Entry Boundary Offset (2 bytes): The offset, in bytes, from the beginning of the message to the HASH_ENTRY_BOUNDARY array.

Reserved2 (2 bytes): MUST be set to zero and ignored on receipt.

Record Abstracts Offset (4 bytes): The offset, in bytes, from the beginning of the message to the RECORD_ABSTRACT array.

Hash Entry Boundary array (variable): The array of HASH_ENTRY_BOUNDARY structures.

Record Abstracts array (variable): The array of RECORD_ABSTRACT structures.