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Pad when validating addresses #4226

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merged 4 commits into from Oct 20, 2020
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Pad when validating addresses #4226

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c904daf
Pad when validating addresses
martinthomson Oct 16, 2020
d21c32b
A big caveat
martinthomson Oct 16, 2020
2686b0a
Datagrams, not packets
martinthomson Oct 16, 2020
b9bfce8
Revert automated formatting of tables, wrap
martinthomson Oct 16, 2020
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96 changes: 48 additions & 48 deletions draft-ietf-quic-transport.md
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Expand Up @@ -368,7 +368,7 @@ The two least significant bits from a stream ID therefore identify a stream as
one of four types, as summarized in {{stream-id-types}}.

| Bits | Stream Type |
| :--- | :------------------------------- |
|:-----|:---------------------------------|
| 0x0 | Client-Initiated, Bidirectional |
| 0x1 | Server-Initiated, Bidirectional |
| 0x2 | Client-Initiated, Unidirectional |
Expand Down Expand Up @@ -729,7 +729,7 @@ one possibility for such a mapping; this mapping requires that data is
acknowledged before the transition to a "closed" or "half-closed" state.

| Sending Part | Receiving Part | Composite State |
| :--------------------- | :--------------------- | :------------------- |
|:-----------------------|:-----------------------|:---------------------|
| No Stream/Ready | No Stream/Recv *1 | idle |
| Ready/Send/Data Sent | Recv/Size Known | open |
| Ready/Send/Data Sent | Data Recvd/Data Read | half-closed (remote) |
Expand Down Expand Up @@ -2214,8 +2214,8 @@ Note:

: Probing with datagrams of 1200 bytes does not guarantee that the return path
also supports the same datagram size. Migration to a path that can carry a
1200-byte UDP payload in only one direction will result in the peer being unable to
validate the return path back to the endpoint.
1200-byte UDP payload in only one direction will result in the peer being
unable to validate the return path back to the endpoint.


### Path Validation Responses
Expand Down Expand Up @@ -3426,7 +3426,7 @@ other frames, the Frame Type field simply identifies the frame. These
frames are explained in more detail in {{frame-formats}}.

| Type Value | Frame Type Name | Definition | Pkts | Spec |
| :---------- | :------------------- | :----------------------------- | ---- | ---- |
|:------------|:---------------------|:-------------------------------|------|------|
| 0x00 | PADDING | {{frame-padding}} | IH01 | NP |
| 0x01 | PING | {{frame-ping}} | IH01 | |
| 0x02 - 0x03 | ACK | {{frame-ack}} | IH_1 | NC |
Expand Down Expand Up @@ -4333,7 +4333,7 @@ This means that integers are encoded on 1, 2, 4, or 8 bytes and can encode 6,
encoding properties.

| 2Bit | Length | Usable Bits | Range |
| :--- | :----- | :---------- | :-------------------- |
|:-----|:-------|:------------|:----------------------|
| 00 | 1 | 6 | 0-63 |
| 01 | 2 | 14 | 0-16383 |
| 10 | 4 | 30 | 0-1073741823 |
Expand Down Expand Up @@ -4487,12 +4487,12 @@ Source Connection ID:
In this version of QUIC, the following packet types with the long header are
defined:

| Type | Name | Section |
| ---: | :-------- | :------------------- |
| 0x0 | Initial | {{packet-initial}} |
| 0x1 | 0-RTT | {{packet-0rtt}} |
| 0x2 | Handshake | {{packet-handshake}} |
| 0x3 | Retry | {{packet-retry}} |
| Type | Name | Section |
|-----:|:------------------------------|:----------------------------|
| 0x0 | Initial | {{packet-initial}} |
| 0x1 | 0-RTT | {{packet-0rtt}} |
| 0x2 | Handshake | {{packet-handshake}} |
| 0x3 | Retry | {{packet-retry}} |
{: #long-packet-types title="Long Header Packet Types"}

The header form bit, Destination and Source Connection ID lengths, Destination
Expand Down Expand Up @@ -7297,25 +7297,25 @@ Parameter Name:

The initial contents of this registry are shown in {{iana-tp-table}}.

| Value | Parameter Name | Specification |
| :---- | :---------------------------------- | :---------------------------------- |
| 0x00 | original_destination_connection_id | {{transport-parameter-definitions}} |
| 0x01 | max_idle_timeout | {{transport-parameter-definitions}} |
| 0x02 | stateless_reset_token | {{transport-parameter-definitions}} |
| 0x03 | max_udp_payload_size | {{transport-parameter-definitions}} |
| 0x04 | initial_max_data | {{transport-parameter-definitions}} |
| 0x05 | initial_max_stream_data_bidi_local | {{transport-parameter-definitions}} |
| 0x06 | initial_max_stream_data_bidi_remote | {{transport-parameter-definitions}} |
| 0x07 | initial_max_stream_data_uni | {{transport-parameter-definitions}} |
| 0x08 | initial_max_streams_bidi | {{transport-parameter-definitions}} |
| 0x09 | initial_max_streams_uni | {{transport-parameter-definitions}} |
| 0x0a | ack_delay_exponent | {{transport-parameter-definitions}} |
| 0x0b | max_ack_delay | {{transport-parameter-definitions}} |
| 0x0c | disable_active_migration | {{transport-parameter-definitions}} |
| 0x0d | preferred_address | {{transport-parameter-definitions}} |
| 0x0e | active_connection_id_limit | {{transport-parameter-definitions}} |
| 0x0f | initial_source_connection_id | {{transport-parameter-definitions}} |
| 0x10 | retry_source_connection_id | {{transport-parameter-definitions}} |
| Value| Parameter Name | Specification |
|:-----|:----------------------------|:------------------------------------|
| 0x00 | original_destination_connection_id | {{transport-parameter-definitions}} |
| 0x01 | max_idle_timeout | {{transport-parameter-definitions}} |
| 0x02 | stateless_reset_token | {{transport-parameter-definitions}} |
| 0x03 | max_udp_payload_size | {{transport-parameter-definitions}} |
| 0x04 | initial_max_data | {{transport-parameter-definitions}} |
| 0x05 | initial_max_stream_data_bidi_local | {{transport-parameter-definitions}} |
| 0x06 | initial_max_stream_data_bidi_remote | {{transport-parameter-definitions}} |
| 0x07 | initial_max_stream_data_uni | {{transport-parameter-definitions}} |
| 0x08 | initial_max_streams_bidi | {{transport-parameter-definitions}} |
| 0x09 | initial_max_streams_uni | {{transport-parameter-definitions}} |
| 0x0a | ack_delay_exponent | {{transport-parameter-definitions}} |
| 0x0b | max_ack_delay | {{transport-parameter-definitions}} |
| 0x0c | disable_active_migration | {{transport-parameter-definitions}} |
| 0x0d | preferred_address | {{transport-parameter-definitions}} |
| 0x0e | active_connection_id_limit | {{transport-parameter-definitions}} |
| 0x0f | initial_source_connection_id | {{transport-parameter-definitions}} |
| 0x10 | retry_source_connection_id | {{transport-parameter-definitions}} |
{: #iana-tp-table title="Initial QUIC Transport Parameters Entries"}

Additionally, each value of the format `31 * N + 27` for integer values of N
Expand Down Expand Up @@ -7379,23 +7379,23 @@ Description:

The initial contents of this registry are shown in {{iana-error-table}}.

| Value | Error | Description | Specification |
| :---- | :------------------------ | :-------------------------------------- | :-------------- |
| 0x0 | NO_ERROR | No error | {{error-codes}} |
| 0x1 | INTERNAL_ERROR | Implementation error | {{error-codes}} |
| 0x2 | CONNECTION_REFUSED | Server refuses a connection | {{error-codes}} |
| 0x3 | FLOW_CONTROL_ERROR | Flow control error | {{error-codes}} |
| 0x4 | STREAM_LIMIT_ERROR | Too many streams opened | {{error-codes}} |
| 0x5 | STREAM_STATE_ERROR | Frame received in invalid stream state | {{error-codes}} |
| 0x6 | FINAL_SIZE_ERROR | Change to final size | {{error-codes}} |
| 0x7 | FRAME_ENCODING_ERROR | Frame encoding error | {{error-codes}} |
| 0x8 | TRANSPORT_PARAMETER_ERROR | Error in transport parameters | {{error-codes}} |
| 0x9 | CONNECTION_ID_LIMIT_ERROR | Too many connection IDs received | {{error-codes}} |
| 0xa | PROTOCOL_VIOLATION | Generic protocol violation | {{error-codes}} |
| 0xb | INVALID_TOKEN | Invalid Token Received | {{error-codes}} |
| 0xc | APPLICATION_ERROR | Application error | {{error-codes}} |
| 0xd | CRYPTO_BUFFER_EXCEEDED | CRYPTO data buffer overflowed | {{error-codes}} |
| 0xe | KEY_UPDATE_ERROR | Invalid packet protection update | {{error-codes}} |
| Value | Error | Description | Specification |
|:------|:--------------------------|:------------------------------|:----------------|
| 0x0 | NO_ERROR | No error | {{error-codes}} |
| 0x1 | INTERNAL_ERROR | Implementation error | {{error-codes}} |
| 0x2 | CONNECTION_REFUSED | Server refuses a connection | {{error-codes}} |
| 0x3 | FLOW_CONTROL_ERROR | Flow control error | {{error-codes}} |
| 0x4 | STREAM_LIMIT_ERROR | Too many streams opened | {{error-codes}} |
| 0x5 | STREAM_STATE_ERROR | Frame received in invalid stream state | {{error-codes}} |
| 0x6 | FINAL_SIZE_ERROR | Change to final size | {{error-codes}} |
| 0x7 | FRAME_ENCODING_ERROR | Frame encoding error | {{error-codes}} |
| 0x8 | TRANSPORT_PARAMETER_ERROR | Error in transport parameters | {{error-codes}} |
| 0x9 | CONNECTION_ID_LIMIT_ERROR | Too many connection IDs received | {{error-codes}} |
| 0xa | PROTOCOL_VIOLATION | Generic protocol violation | {{error-codes}} |
| 0xb | INVALID_TOKEN | Invalid Token Received | {{error-codes}} |
| 0xc | APPLICATION_ERROR | Application error | {{error-codes}} |
| 0xd | CRYPTO_BUFFER_EXCEEDED | CRYPTO data buffer overflowed | {{error-codes}} |
| 0xe | KEY_UPDATE_ERROR | Invalid packet protection update | {{error-codes}} |
| 0xf | AEAD_LIMIT_REACHED | Excessive use of packet protection keys | {{error-codes}} |
{: #iana-error-table title="Initial QUIC Transport Error Codes Entries"}

Expand Down