This generates a [[#SystemDeliveryInfo]] using the currently installed SystemUpdate meta title.
This generates a [[#SystemDeliveryInfo]] using the currently installed SystemUpdate meta title.
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==== VerifyDeliveryProtocolVersion ====
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Takes a type-0x15 input buffer containing a [[#SystemDeliveryInfo]], no output.
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This validates the [[#SystemDeliveryInfo]] HMAC and the protocol-version fields. Then the meta version is compared with a state field, an error is returned on match otherwise 0 is returned.