2.2.2.8 SOLICIT_HASH
The SOLICIT_HASH message is used to initiate a Hash-based Sync.
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Message Size |
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Version |
Message Type |
Reserved1 |
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Inclusion Count |
Exclusion Count |
Record Types Offset |
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Hash Count |
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Hash Entry Offset |
Reserved2 |
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Record Types (variable) |
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Hash Entry Array (variable) |
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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 0x08.
Reserved1 (2 bytes): MUST be set to zero and ignored on receipt.
Inclusion Count (1 byte): The count of record types to be included in the sync. This field MUST be 0x00 if Exclusion Count is nonzero.
Exclusion Count (1 byte): The count of record types that are to be excluded from the sync. This field MUST be set to 0x00 if Inclusion Count is nonzero.
Record Types Offset (2 bytes): The offset, in bytes, from the beginning of the message to the Record Type array.
Hash Count (4 bytes): The number of HASH_INFO_ENTRY (section 2.2.1.7) structures included in the message.
Hash Entry Offset (2 bytes): The offset, in bytes, from the beginning of the message to the Hash Entry Array.
Reserved2 (2 bytes): MUST be set to zero and MUST be ignored on receipt.
Record Types (variable): The array of record types that are included or excluded, expressed as an array of GUIDs in big-endian byte order. This array is interpreted the same as in SOLICIT_NEW (section 2.2.2.6).
Hash Entry Array (variable): The array of HASH_INFO_ENTRY structures that describe the Records in the Database.