nquic_packet_number (nquic v1.0.0)
View SourcePacket number encoding and decoding per RFC 9000 Appendix A.
Packet numbers are truncated to 1-4 bytes based on the distance from the largest acknowledged packet number. The receiver reconstructs the full packet number using the closest value to the largest acknowledged.
Summary
Functions
Reconstruct a full packet number from a truncated value.
Truncate a full packet number for wire encoding based on largest acknowledged.
Types
-type t() :: non_neg_integer().
Functions
-spec decode(LargestAcked :: non_neg_integer(), TruncatedPN :: non_neg_integer(), PnLen :: 1..4) -> FullPN :: non_neg_integer().
Reconstruct a full packet number from a truncated value.
-spec encode(FullPN :: non_neg_integer(), LargestAcked :: non_neg_integer()) -> {PnLen :: 1..4, TruncatedPN :: non_neg_integer()}.
Truncate a full packet number for wire encoding based on largest acknowledged.