Module header 

Fixed header for ELARA wire protocol

Fixed header is 30 bytes:

• Byte 0: Version (4 bits) + Crypto Suite (4 bits)
• Byte 1: Flags
• Bytes 2-3: Header length (LE)
• Bytes 4-11: Session ID (LE)
• Bytes 12-19: Node ID (LE)
• Byte 20: Packet class
• Byte 21: Representation profile
• Bytes 22-25: Time hint (LE, signed)
• Bytes 26-29: Seq/Window (LE)

Structs

FixedHeader

Fixed header structure

Enums

CryptoSuite

Crypto suite identifiers

Constants

FIXED_HEADER_SIZE

Fixed header size in bytes

WIRE_VERSION

Current wire protocol version