58 lines
1.7 KiB
Nim
58 lines
1.7 KiB
Nim
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# Nimbus
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# Copyright (c) 2018 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 except
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# according to those terms.
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import
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../../config,
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../../db/accounts_cache,
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../../forks,
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../../vm_state,
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../../vm_types,
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eth/[common, bloom]
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type
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# TODO: these types need to be removed
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# once eth/bloom and eth/common sync'ed
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Bloom = common.BloomFilter
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LogsBloom = bloom.BloomFilter
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# TODO: move these three receipt procs below somewhere else more appropriate
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func logsBloom(logs: openArray[Log]): LogsBloom =
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for log in logs:
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result.incl log.address
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for topic in log.topics:
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result.incl topic
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func createBloom*(receipts: openArray[Receipt]): Bloom =
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var bloom: LogsBloom
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for rec in receipts:
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bloom.value = bloom.value or logsBloom(rec.logs).value
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result = bloom.value.toByteArrayBE
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proc getFork*(vmState: BaseVMState): Fork {.inline.} =
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## Shortcut for configured fork, deliberately not naming it toFork()
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vmState.chainDB.config.toFork(vmState.blockNumber)
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proc makeReceipt*(vmState: BaseVMState; txType: TxType): Receipt =
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var rec: Receipt
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if vmState.getFork < FkByzantium:
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rec.isHash = true
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rec.hash = vmState.accountDb.rootHash
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else:
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rec.isHash = false
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rec.status = vmState.status
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rec.receiptType = txType
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rec.cumulativeGasUsed = vmState.cumulativeGasUsed
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rec.logs = vmState.getAndClearLogEntries()
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rec.bloom = logsBloom(rec.logs).value.toByteArrayBE
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rec
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# End
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