Module validation 

Available on crate feature consensus only.

Consensus rule checks.

Modules

canyon

Canyon consensus rule checks.

isthmus

Block verification w.r.t. consensus rules new in Isthmus hardfork.

Constants

MAX_RLP_BLOCK_SIZE

The maximum RLP length of a block, defined in EIP-7934.

Functions

decode_holocene_base_fee

Extracts the Holocene 1599 parameters from the encoded extra data from the parent header.

post_merge_hardfork_fields

Validates the ommers hash and other fork-specific fields.

validate_4844_header_standalone

Validates that the EIP-4844 header fields exist and conform to the spec. This ensures that:

validate_against_parent_4844

Validates that the EIP-4844 header fields are correct with respect to the parent block. This ensures that the blob_gas_used and excess_blob_gas fields exist in the child header, and that the excess_blob_gas field matches the expected excess_blob_gas calculated from the parent header fields.

validate_against_parent_eip1559_base_fee

Validates the base fee against the parent and EIP-1559 rules.

validate_against_parent_hash_number

Validates against the parent hash and number.

validate_against_parent_timestamp

Validates the timestamp against the parent to make sure it is in the past.

validate_block_post_execution

Validate a block with regard to execution results:

validate_block_pre_execution

Validate a block without regard for state:

validate_body_against_header

Ensures the block response data matches the header.

validate_body_against_header_op

Ensures the block response data matches the header.

validate_cancun_gas

Validate that blob gas is present in the block if Cancun is active.

validate_header_base_fee

Ensure the EIP-1559 base fee is set if the London hardfork is active.

validate_header_extra_data

Validates the header’s extra data according to the beacon consensus rules.

validate_header_gas

Gas used needs to be less than gas limit. Gas used is going to be checked after execution.

validate_shanghai_withdrawals

Validate that withdrawals are present in Shanghai