Constants reference

Grouped constants with values and citations. Derived sizes are captured in vectors.json constants.

System (`Reticulum.py`)

Constant	Value	Line
`MTU`	500	93
`MDU`	464	152
`TRUNCATED_HASHLENGTH`	128 bits	145
`HEADER_MINSIZE`	19	147
`HEADER_MAXSIZE`	35	148
`IFAC_MIN_SIZE`	1	149

Identity (`Identity.py`)

Constant	Value	Line
`KEYSIZE`	512 bits	59
`RATCHETSIZE`	256 bits	64
`TOKEN_OVERHEAD`	48	77
`HASHLENGTH`	256 bits	80
`SIGLENGTH`	512 bits	81
`NAME_HASH_LENGTH`	80 bits	83
`DERIVED_KEY_LENGTH`	64	90

Destination (`Destination.py`)

SINGLE 0x00, GROUP 0x01, PLAIN 0x02, LINK 0x03 (63-66); PROVE_NONE 0x21, PROVE_APP 0x22, PROVE_ALL 0x23 (69-71); IN 0x11, OUT 0x12 (79-80).

Packet types DATA 0x00, ANNOUNCE 0x01, LINKREQUEST 0x02, PROOF 0x03 (60-63). Header types HEADER_1 0x00, HEADER_2 0x01 (67-68). FLAG_SET 0x01, FLAG_UNSET 0x00 (95-96). ENCRYPTED_MDU 383 (106), PLAIN_MDU 464 (110). Context bytes 0x00-0xFF (72-92) — full table in Packet format. Proof lengths EXPL_LENGTH 96, IMPL_LENGTH 64.

Link (`Link.py`)

ECPUBSIZE 64, KEYSIZE 32, LINK_MTU_SIZE 3, MTU_BYTEMASK 0x1FFFFF, MODE_BYTEMASK 0xE0, MODE_AES256_CBC 0x01. States PENDING 0x00 .. CLOSED 0x04 (informative). Context bytes KEEPALIVE 0xFA, LINKIDENTIFY 0xFB, LINKCLOSE 0xFC, LINKPROOF 0xFD, LRRTT 0xFE, LRPROOF 0xFF.

Resource (`Resource.py`)

MAPHASH_LEN 4, RANDOM_HASH_SIZE 4, HASHMAP_IS_EXHAUSTED 0xFF, HASHMAP_IS_NOT_EXHAUSTED 0x00, advertisement OVERHEAD 134 (1235). Context bytes RESOURCE 0x01 .. RESOURCE_RCL 0x07 (Packet.py:73-79). Window sizes and timeout factors are informative.

Channel / Buffer (`Channel.py`, `Buffer.py`)

SMT_STREAM_DATA 0xff00, STREAM_ID_MAX 0x3fff, combined OVERHEAD 8.

Transport (`Transport.py`) — informative

PATHFINDER_M 128, PATHFINDER_R 1, PATHFINDER_G 5 s, PATHFINDER_RW 0.5 s, PATHFINDER_E 7 days, AP_PATH_TIME 1 day, ROAMING_PATH_TIME 6 h, LOCAL_REBROADCASTS_MAX 2, PATH_REQUEST_TIMEOUT 15 s, PATH_REQUEST_MI 20 s (50-83). Table index constants IDX_* (3547-3586).

Leviculum Documentation