Skip to content

Commit

Permalink
Use "bit" instead of "b" as symbol for bit (per ISO/IEC 80000-13)
Browse files Browse the repository at this point in the history
  • Loading branch information
@marco-tiloca-sics
marco-tiloca-sics committed Jan 27, 2025
1 parent b0006d9 commit 2e11a74
Showing 1 changed file with 72 additions and 66 deletions.
138 changes: 72 additions & 66 deletions draft-ietf-schc-8824-update.md
View file
Original file line number Diff line number Diff line change
Expand Up @@ -933,27 +933,27 @@ The Outer SCHC Rule shown in {{table-Outer-Rules}} is used, also to process the
+----------+
~~~~

| Field | FL | FP | DI | TV | MO | CDA | Sent <br> \[bits\] |
|---------------------------|--------------|----|----|----------------------|---------|----------------|--------------------|
| CoAP <br> Version | 2 | 1 | Bi | 1 | equal | not- <br> sent | |
| CoAP <br> Type | 2 | 1 | Up | 0 | equal | not- <br> sent | |
| CoAP <br> Type | 2 | 1 | Dw | 2 | equal | not- <br> sent | |
| CoAP <br> TKL | 4 | 1 | Bi | 1 | equal | not- <br> sent | |
| CoAP <br> Code | 8 | 1 | Up | 2 | equal | not- <br> sent | |
| CoAP <br> Code | 8 | 1 | Dw | 68 | equal | not- <br> sent | |
| CoAP <br> MID | 16 | 1 | Bi | 0000 | MSB(12) | LSB | MMMM |
| CoAP <br> Token | tkl | 1 | Bi | 0x80 | MSB(5) | LSB | TTT |
| CoAP <br> OSCORE_flags | var | 1 | Up | 0x09 | equal | not- <br> sent | |
| CoAP <br> OSCORE_piv | var <br> (b) | 1 | Up | 0x00 | MSB(4) | LSB | PPPP |
| CoAP <br> OSCORE_kid | var <br> (b) | 1 | Up | 0x636c69 <br> 656e70 | MSB(44) | LSB | KKKK |
| CoAP <br> OSCORE_kidctx | var | 1 | Bi | b'' | equal | not- <br> sent | |
| CoAP <br> OSCORE_x | 8 | 1 | Bi | b'' | equal | not- <br> sent | |
| CoAP <br> OSCORE_nonce | osc.x.m | 1 | Bi | b'' | equal | not- <br> sent | |
| CoAP <br> OSCORE_y | 8 | 1 | Bi | b'' | equal | not- <br> sent | |
| CoAP <br> OSCORE_oldnonce | osc.y.w | 1 | Bi | b'' | equal | not- <br> sent | |
| CoAP <br> OSCORE_flags | var | 1 | Dw | b'' | equal | not- <br> sent | |
| CoAP <br> OSCORE_piv | var | 1 | Dw | b'' | equal | not- <br> sent | |
| CoAP <br> OSCORE_kid | var | 1 | Dw | b'' | equal | not- <br> sent | |
| Field | FL | FP | DI | TV | MO | CDA | Sent <br> \[bits\] |
|---------------------------|----------------|----|----|----------------------|---------|----------------|--------------------|
| CoAP <br> Version | 2 | 1 | Bi | 1 | equal | not- <br> sent | |
| CoAP <br> Type | 2 | 1 | Up | 0 | equal | not- <br> sent | |
| CoAP <br> Type | 2 | 1 | Dw | 2 | equal | not- <br> sent | |
| CoAP <br> TKL | 4 | 1 | Bi | 1 | equal | not- <br> sent | |
| CoAP <br> Code | 8 | 1 | Up | 2 | equal | not- <br> sent | |
| CoAP <br> Code | 8 | 1 | Dw | 68 | equal | not- <br> sent | |
| CoAP <br> MID | 16 | 1 | Bi | 0000 | MSB(12) | LSB | MMMM |
| CoAP <br> Token | tkl | 1 | Bi | 0x80 | MSB(5) | LSB | TTT |
| CoAP <br> OSCORE_flags | var | 1 | Up | 0x09 | equal | not- <br> sent | |
| CoAP <br> OSCORE_piv | var <br> (bit) | 1 | Up | 0x00 | MSB(4) | LSB | PPPP |
| CoAP <br> OSCORE_kid | var <br> (bit) | 1 | Up | 0x636c69 <br> 656e70 | MSB(44) | LSB | KKKK |
| CoAP <br> OSCORE_kidctx | var | 1 | Bi | b'' | equal | not- <br> sent | |
| CoAP <br> OSCORE_x | 8 | 1 | Bi | b'' | equal | not- <br> sent | |
| CoAP <br> OSCORE_nonce | osc.x.m | 1 | Bi | b'' | equal | not- <br> sent | |
| CoAP <br> OSCORE_y | 8 | 1 | Bi | b'' | equal | not- <br> sent | |
| CoAP <br> OSCORE_oldnonce | osc.y.w | 1 | Bi | b'' | equal | not- <br> sent | |
| CoAP <br> OSCORE_flags | var | 1 | Dw | b'' | equal | not- <br> sent | |
| CoAP <br> OSCORE_piv | var | 1 | Dw | b'' | equal | not- <br> sent | |
| CoAP <br> OSCORE_kid | var | 1 | Dw | b'' | equal | not- <br> sent | |
{: #table-Outer-Rules title="Outer SCHC Rule" align="center"}

~~~~~~~~~~~
Expand Down Expand Up @@ -1504,29 +1504,29 @@ The Device and the proxy share the SCHC Rule shown in {{fig-rules-oscore-device-
+----------+
~~~~

| Field | FL | FP | DI | TV | MO | CDA | Sent <br> \[bits\] |
|---------------------------|--------------|----|----|----------|---------------------|--------------------|--------------------|
| CoAP <br> Version | 2 | 1 | Bi | 1 | equal | not-sent | |
| CoAP <br> Type | 2 | 1 | Up | 0 | equal | not-sent | |
| CoAP <br> Type | 2 | 1 | Dw | \[0, 2\] | match- <br> mapping | mapping- <br> sent | T |
| CoAP <br> TKL | 4 | 1 | Bi | 1 | equal | not-sent | |
| CoAP <br> Code | 8 | 1 | Up | 2 | equal | not-sent | |
| CoAP <br> Code | 8 | 1 | Dw | 68 | equal | not-sent | |
| CoAP <br> MID | 16 | 1 | Bi | 0x00 | MSB(12) | LSB | MMMM |
| CoAP <br> Token | tkl | 1 | Bi | 0x80 | MSB(5) | LSB | TTT |
| CoAP <br> Uri-Host | var <br> (B) | 1 | Up | | ignore | value- <br> sent | |
| CoAP <br> OSCORE_flags | var | 1 | Up | 0x09 | equal | not-sent | |
| CoAP <br> OSCORE_piv | var <br> (b) | 1 | Up | 0x00 | MSB(4) | LSB | PPPP |
| CoAP <br> OSCORE_kid | var <br> (b) | 1 | Up | 0x0000 | MSB(12) | LSB | KKKK |
| CoAP <br> OSCORE_kidctx | var | 1 | Bi | b'' | equal | not-sent | |
| CoAP <br> OSCORE_x | 8 | 1 | Bi | b'' | equal | not-sent | |
| CoAP <br> OSCORE_nonce | osc.x.m | 1 | Bi | b'' | equal | not-sent | |
| CoAP <br> OSCORE_y | 8 | 1 | Bi | b'' | equal | not-sent | |
| CoAP <br> OSCORE_oldnonce | osc.y.w | 1 | Bi | b'' | equal | not-sent | |
| CoAP <br> OSCORE_flags | var | 1 | Dw | b'' | equal | not-sent | |
| CoAP <br> OSCORE_piv | var | 1 | Dw | b'' | equal | not-sent | |
| CoAP <br> OSCORE_kid | var | 1 | Dw | b'' | equal | not-sent | |
| CoAP <br> Proxy-Scheme | var | 1 | Up | "coap" | equal | not-sent | |
| Field | FL | FP | DI | TV | MO | CDA | Sent <br> \[bits\] |
|---------------------------|----------------|----|----|----------|---------------------|--------------------|--------------------|
| CoAP <br> Version | 2 | 1 | Bi | 1 | equal | not-sent | |
| CoAP <br> Type | 2 | 1 | Up | 0 | equal | not-sent | |
| CoAP <br> Type | 2 | 1 | Dw | \[0, 2\] | match- <br> mapping | mapping- <br> sent | T |
| CoAP <br> TKL | 4 | 1 | Bi | 1 | equal | not-sent | |
| CoAP <br> Code | 8 | 1 | Up | 2 | equal | not-sent | |
| CoAP <br> Code | 8 | 1 | Dw | 68 | equal | not-sent | |
| CoAP <br> MID | 16 | 1 | Bi | 0x00 | MSB(12) | LSB | MMMM |
| CoAP <br> Token | tkl | 1 | Bi | 0x80 | MSB(5) | LSB | TTT |
| CoAP <br> Uri-Host | var <br> (B) | 1 | Up | | ignore | value- <br> sent | |
| CoAP <br> OSCORE_flags | var | 1 | Up | 0x09 | equal | not-sent | |
| CoAP <br> OSCORE_piv | var <br> (bit) | 1 | Up | 0x00 | MSB(4) | LSB | PPPP |
| CoAP <br> OSCORE_kid | var <br> (bit) | 1 | Up | 0x0000 | MSB(12) | LSB | KKKK |
| CoAP <br> OSCORE_kidctx | var | 1 | Bi | b'' | equal | not-sent | |
| CoAP <br> OSCORE_x | 8 | 1 | Bi | b'' | equal | not-sent | |
| CoAP <br> OSCORE_nonce | osc.x.m | 1 | Bi | b'' | equal | not-sent | |
| CoAP <br> OSCORE_y | 8 | 1 | Bi | b'' | equal | not-sent | |
| CoAP <br> OSCORE_oldnonce | osc.y.w | 1 | Bi | b'' | equal | not-sent | |
| CoAP <br> OSCORE_flags | var | 1 | Dw | b'' | equal | not-sent | |
| CoAP <br> OSCORE_piv | var | 1 | Dw | b'' | equal | not-sent | |
| CoAP <br> OSCORE_kid | var | 1 | Dw | b'' | equal | not-sent | |
| CoAP <br> Proxy-Scheme | var | 1 | Up | "coap" | equal | not-sent | |
{: #fig-rules-oscore-device-proxy title="Outer SCHC Rule between the Device and the Proxy" align="center"}

The proxy and the Application Server share the SCHC Rule shown in {{fig-rules-oscore-proxy-server}}, with RuleID 4. The proxy and the Application Server use this Rule to perform the Outer SCHC Compression/Decompression hop-by-hop on their communication leg.
Expand All @@ -1537,28 +1537,28 @@ The proxy and the Application Server share the SCHC Rule shown in {{fig-rules-os
+----------+
~~~~

| Field | FL | FP | DI | TV | MO | CDA | Sent <br> \[bits\] |
|---------------------------|--------------|----|----|----------|---------------------|--------------------|--------------------|
| CoAP <br> Version | 2 | 1 | Bi | 1 | equal | not-sent | |
| CoAP <br> Type | 2 | 1 | Up | 0 | equal | not-sent | |
| CoAP <br> Type | 2 | 1 | Dw | \[0, 2\] | match- <br> mapping | mapping- <br> sent | T |
| CoAP <br> TKL | 4 | 1 | Bi | 1 | equal | not-sent | |
| CoAP <br> Code | 8 | 1 | Up | 2 | equal | not-sent | |
| CoAP <br> Code | 8 | 1 | Dw | 68 | equal | not-sent | |
| CoAP <br> MID | 16 | 1 | Bi | 0x00 | MSB(12) | LSB | MMMM |
| CoAP <br> Token | tkl | 1 | Bi | 0x70 | MSB(5) | LSB | TTT |
| CoAP <br> Uri-Host | var <br> (B) | 1 | Up | | ignore | value- <br> sent | |
| CoAP <br> OSCORE_flags | var | 1 | Up | 0x09 | equal | not-sent | |
| CoAP <br> OSCORE_piv | var <br> (b) | 1 | Up | 0x00 | MSB(4) | LSB | PPPP |
| CoAP <br> OSCORE_kid | var <br> (b) | 1 | Up | 0x0000 | MSB(12) | LSB | KKKK |
| CoAP <br> OSCORE_kidctx | var | 1 | Bi | b'' | equal | not-sent | |
| CoAP <br> OSCORE_x | 8 | 1 | Bi | b'' | equal | not-sent | |
| CoAP <br> OSCORE_nonce | osc.x.m | 1 | Bi | b'' | equal | not-sent | |
| CoAP <br> OSCORE_y | 8 | 1 | Bi | b'' | equal | not-sent | |
| CoAP <br> OSCORE_oldnonce | osc.y.w | 1 | Bi | b'' | equal | not-sent | |
| CoAP <br> OSCORE_flags | var | 1 | Dw | b'' | equal | not-sent | |
| CoAP <br> OSCORE_piv | var | 1 | Dw | b'' | equal | not-sent | |
| CoAP <br> OSCORE_kid | var | 1 | Dw | b'' | equal | not-sent | |
| Field | FL | FP | DI | TV | MO | CDA | Sent <br> \[bits\] |
|---------------------------|----------------|----|----|----------|---------------------|--------------------|--------------------|
| CoAP <br> Version | 2 | 1 | Bi | 1 | equal | not-sent | |
| CoAP <br> Type | 2 | 1 | Up | 0 | equal | not-sent | |
| CoAP <br> Type | 2 | 1 | Dw | \[0, 2\] | match- <br> mapping | mapping- <br> sent | T |
| CoAP <br> TKL | 4 | 1 | Bi | 1 | equal | not-sent | |
| CoAP <br> Code | 8 | 1 | Up | 2 | equal | not-sent | |
| CoAP <br> Code | 8 | 1 | Dw | 68 | equal | not-sent | |
| CoAP <br> MID | 16 | 1 | Bi | 0x00 | MSB(12) | LSB | MMMM |
| CoAP <br> Token | tkl | 1 | Bi | 0x70 | MSB(5) | LSB | TTT |
| CoAP <br> Uri-Host | var <br> (B) | 1 | Up | | ignore | value- <br> sent | |
| CoAP <br> OSCORE_flags | var | 1 | Up | 0x09 | equal | not-sent | |
| CoAP <br> OSCORE_piv | var <br> (bit) | 1 | Up | 0x00 | MSB(4) | LSB | PPPP |
| CoAP <br> OSCORE_kid | var <br> (bit) | 1 | Up | 0x0000 | MSB(12) | LSB | KKKK |
| CoAP <br> OSCORE_kidctx | var | 1 | Bi | b'' | equal | not-sent | |
| CoAP <br> OSCORE_x | 8 | 1 | Bi | b'' | equal | not-sent | |
| CoAP <br> OSCORE_nonce | osc.x.m | 1 | Bi | b'' | equal | not-sent | |
| CoAP <br> OSCORE_y | 8 | 1 | Bi | b'' | equal | not-sent | |
| CoAP <br> OSCORE_oldnonce | osc.y.w | 1 | Bi | b'' | equal | not-sent | |
| CoAP <br> OSCORE_flags | var | 1 | Dw | b'' | equal | not-sent | |
| CoAP <br> OSCORE_piv | var | 1 | Dw | b'' | equal | not-sent | |
| CoAP <br> OSCORE_kid | var | 1 | Dw | b'' | equal | not-sent | |
{: #fig-rules-oscore-proxy-server title="Outer SCHC Rule between the Proxy and the Application Server" align="center"}

When the Device applies the Rule in {{fig-rules-oscore-device-server}} shared with the Application Server to the CoAP request in {{fig-example-req}}, this results in the Compressed Plaintext shown in {{fig-plaintext-req}}.
Expand Down Expand Up @@ -2319,6 +2319,12 @@ module ietf-schc-coap {
# Document Updates # {#sec-document-updates}
{:removeinrfc}

## Version -03 to -04 ## {#sec-03-04}

* Use "bit" instead of "b" as symbol for bit (per ISO/IEC 80000-13).

* Fixes and editorial improvements.

## Version -02 to -03 ## {#sec-02-03}

* Consistent representation of "CoAP Version" 1 in example Rules.
Expand Down

0 comments on commit 2e11a74

Please sign in to comment.