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Add remark about verify_data_column_sidecar

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Justin Traglia 2024-10-17 10:57:18 -05:00 committed by GitHub
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specs/_features/eip7594/p2p-interface.md
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@ -223,7 +223,7 @@ Requests sidecars by block root and index.
The response is a list of `DataColumnIdentifier` whose length is less than or equal to the number of requests. The response is a list of `DataColumnIdentifier` whose length is less than or equal to the number of requests.
It may be less in the case that the responding peer is missing blocks or sidecars. It may be less in the case that the responding peer is missing blocks or sidecars.
Before consuming the next response chunk, the response reader SHOULD verify the data column sidecar is well-formatted, has valid inclusion proof through `verify_data_column_sidecar_inclusion_proof`, and is correct w.r.t. the expected KZG commitments through `verify_data_column_sidecar_kzg_proofs`. Before consuming the next response chunk, the response reader SHOULD verify the data column sidecar is well-formatted through `verify_data_column_sidecar`, has valid inclusion proof through `verify_data_column_sidecar_inclusion_proof`, and is correct w.r.t. the expected KZG commitments through `verify_data_column_sidecar_kzg_proofs`.
No more than `MAX_REQUEST_DATA_COLUMN_SIDECARS` may be requested at a time. No more than `MAX_REQUEST_DATA_COLUMN_SIDECARS` may be requested at a time.
@ -269,7 +269,7 @@ Response Content:
Requests data column sidecars in the slot range `[start_slot, start_slot + count)` of the given `columns`, leading up to the current head block as selected by fork choice. Requests data column sidecars in the slot range `[start_slot, start_slot + count)` of the given `columns`, leading up to the current head block as selected by fork choice.
Before consuming the next response chunk, the response reader SHOULD verify the data column sidecar is well-formatted, has valid inclusion proof through `verify_data_column_sidecar_inclusion_proof`, and is correct w.r.t. the expected KZG commitments through `verify_data_column_sidecar_kzg_proofs`. Before consuming the next response chunk, the response reader SHOULD verify the data column sidecar is well-formatted through `verify_data_column_sidecar`, has valid inclusion proof through `verify_data_column_sidecar_inclusion_proof`, and is correct w.r.t. the expected KZG commitments through `verify_data_column_sidecar_kzg_proofs`.
`DataColumnSidecarsByRange` is primarily used to sync data columns that may have been missed on gossip and to sync within the `MIN_EPOCHS_FOR_DATA_COLUMN_SIDECARS_REQUESTS` window. `DataColumnSidecarsByRange` is primarily used to sync data columns that may have been missed on gossip and to sync within the `MIN_EPOCHS_FOR_DATA_COLUMN_SIDECARS_REQUESTS` window.