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* updates to packet/payload structure docs

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Scott Powell 2025-07-18 12:56:31 +10:00
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docs/packet_structure.md
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@ -1,11 +1,12 @@
# Packet Structure
| Field | Size (bytes) | Description |
|----------|----------------------------------|-----------------------------------------------------------|
| header | 1 | Contains routing type, payload type, and payload version. |
| path_len | 1 | Length of the path field in bytes. |
| path | up to 64 (`MAX_PATH_SIZE`) | Stores the routing path if applicable. |
| payload | up to 184 (`MAX_PACKET_PAYLOAD`) | The actual data being transmitted. |
| Field | Size (bytes) | Description |
|-----------------|----------------------------------|-----------------------------------------------------------|
| header | 1 | Contains routing type, payload type, and payload version. |
| transport_codes | 4 (optional) | 2x 16-bit transport codes (if ROUTE_TYPE_TRANSPORT_*) |
| path_len | 1 | Length of the path field in bytes. |
| path | up to 64 (`MAX_PATH_SIZE`) | Stores the routing path if applicable. |
| payload | up to 184 (`MAX_PACKET_PAYLOAD`) | The actual data being transmitted. |
Note: see the [payloads doc](./payloads.md) for more information about the content of payload.
@ -42,6 +43,7 @@ bit 0 means the lowest bit (1s place)
| `0x07` | `PAYLOAD_TYPE_ANON_REQ` | Anonymous request. |
| `0x08` | `PAYLOAD_TYPE_PATH` | Returned path. |
| `0x09` | `PAYLOAD_TYPE_TRACE` | trace a path, collecting SNI for each hop. |
| `0x0A` | `PAYLOAD_TYPE_MULTIPART` | packet is part of a sequence of packets. |
| `0x0F` | `PAYLOAD_TYPE_RAW_CUSTOM` | Custom packet (raw bytes, custom encryption). |
## Payload Version Values