3.1.5.2.1 Sending a Format List PDU
The fields of the Format List PDU are specified in section 2.2.3.1.
To construct the Format List PDU, the sender MUST enumerate all of the formats that are currently available from the local system clipboard, and for each format:
Obtain the format ID associated with the Clipboard Format.
Determine if the Clipboard Format has a corresponding format name.
The Format List PDU MUST be populated with this data. The usage of the Short Format Names structure or Long Format Names structure MUST be based on the capabilities specified by the General Capability Set. If short format names in ASCII 8 format are being used, the CB_ASCII_NAMES flag MUST be set in the msgFlags field of the clipHeader field. Unicode names MUST always be used with the long format names.