36 lines
1.3 KiB
Nim
36 lines
1.3 KiB
Nim
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# Nimbus
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# Copyright (c) 2023 Status Research & Development GmbH
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# Licensed and distributed under either of
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# * MIT license (license terms in the root directory or at https://opensource.org/licenses/MIT).
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# * Apache v2 license (license terms in the root directory or at https://www.apache.org/licenses/LICENSE-2.0).
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# at your option. This file may not be copied, modified, or distributed except according to those terms.
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when (NimMajor, NimMinor) < (1, 4):
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{.push raises: [Defect].}
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else:
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{.push raises: [].}
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import
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stew/results,
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eth/common/eth_types_rlp,
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../network/history/[history_content, accumulator]
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export results, accumulator, history_content
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proc buildHeadersWithProof*(
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blockHeaders: seq[BlockHeader],
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epochAccumulator: EpochAccumulatorCached):
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Result[seq[(seq[byte], seq[byte])], string] =
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var blockHeadersWithProof: seq[(seq[byte], seq[byte])]
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for header in blockHeaders:
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if header.isPreMerge():
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let
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content = ? buildHeaderWithProof(header, epochAccumulator)
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contentKey = ContentKey(
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contentType: blockHeader,
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blockHeaderKey: BlockKey(blockHash: header.blockHash()))
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blockHeadersWithProof.add(
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(encode(contentKey).asSeq(), SSZ.encode(content)))
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ok(blockHeadersWithProof)
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