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authorobscuren <geffobscura@gmail.com>2014-11-18 23:58:22 +0800
committerobscuren <geffobscura@gmail.com>2014-11-18 23:58:22 +0800
commita1b6a9ac29d0aa8d29a2c0535bafdb5fe4d4830b (patch)
treeaee891c8f02591e16377a6bf047c13f12d6d5123 /chain/bloom9.go
parent62cd9946ee16758a4e368cd0b5a0ba9fa4d94705 (diff)
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Begin of moving objects to types package
* Block(s) * Transaction(s)
Diffstat (limited to 'chain/bloom9.go')
-rw-r--r--chain/bloom9.go56
1 files changed, 0 insertions, 56 deletions
diff --git a/chain/bloom9.go b/chain/bloom9.go
deleted file mode 100644
index c610bd101..000000000
--- a/chain/bloom9.go
+++ /dev/null
@@ -1,56 +0,0 @@
-package chain
-
-import (
- "math/big"
-
- "github.com/ethereum/go-ethereum/crypto"
- "github.com/ethereum/go-ethereum/ethutil"
- "github.com/ethereum/go-ethereum/state"
-)
-
-func CreateBloom(receipts Receipts) []byte {
- bin := new(big.Int)
- for _, receipt := range receipts {
- bin.Or(bin, logsBloom(receipt.logs))
- }
-
- return ethutil.LeftPadBytes(bin.Bytes(), 64)
-}
-
-func logsBloom(logs state.Logs) *big.Int {
- bin := new(big.Int)
- for _, log := range logs {
- data := [][]byte{log.Address}
- for _, topic := range log.Topics {
- data = append(data, topic)
- }
-
- for _, b := range data {
- bin.Or(bin, ethutil.BigD(bloom9(crypto.Sha3(b)).Bytes()))
- }
-
- //if log.Data != nil {
- // data = append(data, log.Data)
- //}
- }
-
- return bin
-}
-
-func bloom9(b []byte) *big.Int {
- r := new(big.Int)
- for _, i := range []int{0, 2, 4} {
- t := big.NewInt(1)
- b := uint(b[i+1]) + 256*(uint(b[i])&1)
- r.Or(r, t.Lsh(t, b))
- }
-
- return r
-}
-
-func BloomLookup(bin, topic []byte) bool {
- bloom := ethutil.BigD(bin)
- cmp := bloom9(crypto.Sha3(topic))
-
- return bloom.And(bloom, cmp).Cmp(cmp) == 0
-}