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nim-eth/eth/rlp/priv/defs.nim

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Add missing rlp imports to properple decode/encode blocks/bodies (#761) Without these added transanction/header import/exports decoding blocks or block bodies would fail if one only had imported blocks_rlp. Also removes unused import + add copyright comments in rlp code.
2024-11-20 11:15:34 +00:00
# eth
# Copyright (c) 2019-2024 Status Research & Development GmbH
# Licensed and distributed under either of
# * MIT license (license terms in the root directory or at https://opensource.org/licenses/MIT).
# * Apache v2 license (license terms in the root directory or at https://www.apache.org/licenses/LICENSE-2.0).
# at your option. This file may not be copied, modified, or distributed except according to those terms.
Moved rlp and trie to eth
2019-02-05 12:01:10 +00:00
const
rlp: refresh code (#683) A first step in cleaning up RLP, which has lots of interesting issues - the next step would be to clean up the exception handling as well (Resultify?) * remove `RlpNode` (unused) * single-pass parsing for most functionality via RlpItem * stricter conformance to spec * remove float support * warn about signed integers * raise on invalid RLP earlier * avoid several pointless allocations, in particular in `listLen`, `listElem` etc * include spec docs
2024-05-26 07:58:24 +00:00
BLOB_START_MARKER* = byte(0x80)
LIST_START_MARKER* = byte(0xc0)
Moved rlp and trie to eth
2019-02-05 12:01:10 +00:00
THRESHOLD_LIST_LEN* = 56
LEN_PREFIXED_BLOB_MARKER* = byte(BLOB_START_MARKER + THRESHOLD_LIST_LEN - 1) # 183
LEN_PREFIXED_LIST_MARKER* = byte(LIST_START_MARKER + THRESHOLD_LIST_LEN - 1) # 247