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SUBSCRIBEs end at a group boundary #593

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Oct 26, 2024
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SUBSCRIBEs end at a group boundary #593

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20 changes: 6 additions & 14 deletions draft-ietf-moq-transport.md
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Original file line number Diff line number Diff line change
Expand Up @@ -1231,10 +1231,9 @@ SUBSCRIBE_ERROR with code 'Invalid Range'.

AbsoluteRange (0x4): Specifies a closed subscription starting at StartObject
in StartGroup and ending at EndObject in EndGroup. The start and end of the
range are inclusive. EndGroup and EndObject MUST specify the same or a later
object than StartGroup and StartObject. If the StartGroup is prior
to the current group, the publisher MUST reply with a
SUBSCRIBE_ERROR with code 'Invalid Range'.
range are inclusive. EndGroup MUST specify the same or a later group than
StartGroup. If the StartGroup is prior to the current group, the publisher MUST
reply with a SUBSCRIBE_ERROR with code 'Invalid Range'.

A filter type other than the above MUST be treated as error.

Expand All @@ -1260,8 +1259,7 @@ SUBSCRIBE Message {
Filter Type (i),
[StartGroup (i),
StartObject (i)],
[EndGroup (i),
EndObject (i)],
[EndGroup (i)],
Number of Parameters (i),
Subscribe Parameters (..) ...
}
Expand Down Expand Up @@ -1303,10 +1301,8 @@ the StartGroup/StartObject and EndGroup/EndObject fields will be present.
* StartObject: The start Object ID. Only present for "AbsoluteStart" and
"AbsoluteRange" filter types.

* EndGroup: The end Group ID. Only present for the "AbsoluteRange" filter type.

* EndObject: The end Object ID, plus 1. A value of 0 means the entire group is
requested. Only present for the "AbsoluteRange" filter type.
* EndGroup: The end Group ID, inclusive. Only present for the "AbsoluteRange"
filter type.

* Subscribe Parameters: The parameters are defined in {{version-specific-params}}.

Expand Down Expand Up @@ -1346,7 +1342,6 @@ SUBSCRIBE_UPDATE Message {
StartGroup (i),
StartObject (i),
EndGroup (i),
EndObject (i),
Subscriber Priority (8),
Number of Parameters (i),
Subscribe Parameters (..) ...
Expand All @@ -1364,9 +1359,6 @@ This MUST match an existing Subscribe ID.
* EndGroup: The end Group ID, plus 1. A value of 0 means the subscription is
open-ended.

* EndObject: The end Object ID, plus 1. A value of 0 means the entire group is
requested.

* Subscriber Priority: Specifies the priority of a subscription relative to
other subscriptions in the same session. Lower numbers get higher priority.
See {{priorities}}.
Expand Down
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