Module envelope 

Decode backend envelopes once for queries and streams.

Enums

EnvelopeError

A backend envelope cannot be decoded. These errors are not retryable.

Functions

decode_commit_log_entry

Decode a signed commit-log record without verifying its signature.

decode_group_message

Decode an MLS message and keep its payload hash and server metadata.

decode_group_message_metadata

Decode the newest group metadata without loading its payload.

decode_identity_update

Decode an identity update and check its inbox topic.

decode_key_package

Decode a key package returned by a full newest query.

decode_welcome_message

Decode an inline welcome or encrypted welcome pointer.

message_hash

Read the SHA-256 envelope hash from server metadata.

metadata

Check the topic, cursor, hash, and server timestamp.

ordered_batches

Validate a complete ordered read without parsing or changing MLS bytes. Preserve each topic’s input cursor as after; sequence gaps are valid. Advance only these in-memory cursors on success, never durable receipt F.

registration_targets

Check every fixed target against the exact registered topic set. Require one target per topic. A target may be below the requested start.