Re: [quicwg/base-drafts] QPACK single pass encoding (#1239)

[afrind <[e-mail]>]

afrind commented on this pull request.



> -The header block contains a prefix ({{absolute-index}}). This prefix contains
-table offset information that establishes total ordering among all headers,
-regardless of reordering in the transport (see {{overview-absolute}}).
-
-In blocking mode, the prefix additionally identifies the minimum state required
-to process any vulnerable references in the header block (see `Depends Index` in
-{{overview-absolute}}).  The decoder keeps track of which entries have been
-added to its dynamic table.  The stream for a header with BLOCKING flag set is
-considered blocked by the decoder and can not be processed until all entries in
-the range `[1, Depends Index]` have been added.  While blocked, header
-field data MUST remain in the blocked stream's flow control window.
+avoiding them).
+
+QPACK header blocks contains a prefix ({{absolute-index}}) that specifies the
+minimum state of the decoder required to process the block. If the decoder does
+not yet have the required state, it must defer processing until it reaches the

or present tense: "...it defers processing"

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