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Downward Message Processing implementation (#1859)

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* DMP: data structures and plumbing

* DMP: Implement DMP logic in the router module

DMP: Integrate DMP parts into the inclusion module

* DMP: Introduce the max size limit for the size of a downward message

* DMP: Runtime API for accessing inbound messages

* OCD

Small clean ups

* DMP: fix the naming of the error

* DMP: add caution about a non-existent recipient
This commit is contained in:
Sergei Shulepov
2020-10-28 11:41:42 +01:00
committed by GitHub
parent 1a25c41277
commit 9903bca259
26 changed files with 556 additions and 36 deletions
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polkadot/parachain/src/primitives.rs
+5
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@@ -248,6 +248,11 @@ pub struct ValidationParams {
pub block_data: BlockData,
/// The current relay-chain block number.
pub relay_chain_height: RelayChainBlockNumber,
/// The MQC head for the DMQ.
///
/// The DMQ MQC head will be used by the validation function to authorize the downward messages
/// passed by the collator.
pub dmq_mqc_head: Hash,
/// The list of MQC heads for the inbound HRMP channels paired with the sender para ids. This
/// vector is sorted ascending by the para id and doesn't contain multiple entries with the same
/// sender.