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@ -23,6 +23,7 @@ import ( |
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"errors" |
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"fmt" |
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"math/big" |
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"sync" |
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"github.com/ethereum/go-ethereum/common" |
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"github.com/ethereum/go-ethereum/core/types" |
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@ -63,6 +64,8 @@ var ( |
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oldBlockHashPrefix = []byte("block-hash-") // [deprecated by the header/block split, remove eventually]
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ChainConfigNotFoundErr = errors.New("ChainConfig not found") // general config not found error
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mipmapBloomMu sync.Mutex // protect against race condition when updating mipmap blooms
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) |
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// encodeBlockNumber encodes a block number as big endian uint64
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@ -564,6 +567,9 @@ func mipmapKey(num, level uint64) []byte { |
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// WriteMapmapBloom writes each address included in the receipts' logs to the
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// MIP bloom bin.
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func WriteMipmapBloom(db ethdb.Database, number uint64, receipts types.Receipts) error { |
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mipmapBloomMu.Lock() |
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defer mipmapBloomMu.Unlock() |
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batch := db.NewBatch() |
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for _, level := range MIPMapLevels { |
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key := mipmapKey(number, level) |
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