From ccb4722a593aff7be5a2a5998534faf58a277139 Mon Sep 17 00:00:00 2001
From: obscuren <geffobscura@gmail.com>
Date: Wed, 15 Apr 2015 11:58:45 +0200
Subject: [PATCH] core/types: Changed bloom lookup to take anything bytes
 backed

---
 core/types/bloom9.go | 8 ++++++--
 1 file changed, 6 insertions(+), 2 deletions(-)

diff --git a/core/types/bloom9.go b/core/types/bloom9.go
index 0d37cb19fe..aa76a2e9d1 100644
--- a/core/types/bloom9.go
+++ b/core/types/bloom9.go
@@ -8,6 +8,10 @@ import (
 	"github.com/ethereum/go-ethereum/crypto"
 )
 
+type bytesBacked interface {
+	Bytes() []byte
+}
+
 func CreateBloom(receipts Receipts) Bloom {
 	bin := new(big.Int)
 	for _, receipt := range receipts {
@@ -51,9 +55,9 @@ func bloom9(b []byte) *big.Int {
 
 var Bloom9 = bloom9
 
-func BloomLookup(bin Bloom, topic common.Hash) bool {
+func BloomLookup(bin Bloom, topic bytesBacked) bool {
 	bloom := bin.Big()
-	cmp := bloom9(topic[:])
+	cmp := bloom9(topic.Bytes()[:])
 
 	return bloom.And(bloom, cmp).Cmp(cmp) == 0
 }