50 lines
1.4 KiB
Nim
50 lines
1.4 KiB
Nim
# nimbus-eth1
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# Copyright (c) 2023 Status Research & Development GmbH
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# Licensed under either of
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# * Apache License, version 2.0, ([LICENSE-APACHE](LICENSE-APACHE) or
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# http://www.apache.org/licenses/LICENSE-2.0)
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# * MIT license ([LICENSE-MIT](LICENSE-MIT) or
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# http://opensource.org/licenses/MIT)
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# at your option. This file may not be copied, modified, or distributed
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# except according to those terms.
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{.push raises: [].}
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import
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std/sets,
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eth/[common, trie/nibbles],
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./aristo_desc/desc_identifiers
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const
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EmptyBlob* = seq[byte].default
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## Useful shortcut (borrowed from `sync/snap/constants.nim`)
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EmptyNibbleSeq* = EmptyBlob.initNibbleRange
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## Useful shortcut (borrowed from `sync/snap/constants.nim`)
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EmptyVidSeq* = seq[VertexID].default
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## Useful shortcut
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EmptyVidSet* = EmptyVidSeq.toHashSet
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## Useful shortcut
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VOID_CODE_HASH* = EMPTY_CODE_HASH
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## Equivalent of `nil` for `Account` object code hash
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VOID_HASH_KEY* = HashKey()
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## Void equivalent for Merkle hash value
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VOID_HASH_LABEL* = HashLabel()
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## Void equivalent for Merkle hash value
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EmptyQidPairSeq* = seq[(QueueID,QueueID)].default
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## Useful shortcut
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DEFAULT_QID_QUEUES* = [
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(128, 0), ## Consecutive list of 128 filter slots
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( 64, 63), ## Overflow list, 64 filters, skipping 63 filters in-between
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( 64, 127), ## ..
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( 64, 255)]
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# End
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