0c186dbbb1
SPARK-proved CCSDS protocol suite for Ada 2022. Covers Space Packet, Time Code Formats (CUC / CDS), AOS Transfer Frame with FECF, Encapsulation Packet, CFDP PDU with optional CRC, SLE identifiers, and the shared CRC-16-CCITT-FALSE primitive. 440 SPARK Level 2 proof obligations, all discharged, no pragma Assume, no justified checks.