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cec6c8de83
* rem txpool * standardize repo shared utils, remove deprecated items * complete * package lvl godoc
41 lines
1.4 KiB
Go
41 lines
1.4 KiB
Go
package db
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import "github.com/prysmaticlabs/prysm/shared/bytesutil"
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// The Schema will define how to store and retrieve data from the db.
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// Currently we store blocks by prefixing `block` to their hash and
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// using that as the key to store blocks.
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// `block` + hash -> block
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//
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// We store the crystallized state using the crystallized state lookup key, and
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// also the genesis block using the genesis lookup key.
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// The canonical head is stored using the canonical head lookup key.
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// The fields below define the suffix of keys in the db.
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var (
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attestationBucket = []byte("attestation-bucket")
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blockOperationsBucket = []byte("block-operations-bucket")
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blockBucket = []byte("block-bucket")
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mainChainBucket = []byte("main-chain-bucket")
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chainInfoBucket = []byte("chain-info")
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blockVoteCacheBucket = []byte("block-vote-cache")
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mainChainHeightKey = []byte("chain-height")
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stateLookupKey = []byte("state")
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// DB internal use
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cleanupHistoryBucket = []byte("cleanup-history-bucket")
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cleanedFinalizedSlotKey = []byte("cleaned-finalized-slot")
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)
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// encodeSlotNumber encodes a slot number as big endian uint32.
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func encodeSlotNumber(number uint64) []byte {
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return bytesutil.Bytes8(number)
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}
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// decodeSlotNumber returns a slot number which has been
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// encoded as a big endian uint32 in the byte array.
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func decodeToSlotNumber(bytearray []byte) uint64 {
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return bytesutil.FromBytes8(bytearray)
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}
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