obscuren пре 11 година
родитељ
комит
1025d097fd
2 измењених фајлова са 0 додато и 67 уклоњено
  1. 0 47
      chain/bloom.go
  2. 0 20
      chain/bloom_test.go

+ 0 - 47
chain/bloom.go

@@ -1,47 +0,0 @@
-package chain
-
-type BloomFilter struct {
-	bin []byte
-}
-
-func NewBloomFilter(bin []byte) *BloomFilter {
-	if bin == nil {
-		bin = make([]byte, 256)
-	}
-
-	return &BloomFilter{
-		bin: bin,
-	}
-}
-
-func (self *BloomFilter) Set(addr []byte) {
-	if len(addr) < 8 {
-		chainlogger.Warnf("err: bloom set to small: %x\n", addr)
-
-		return
-	}
-
-	for _, i := range addr[len(addr)-8:] {
-		self.bin[i] = 1
-	}
-}
-
-func (self *BloomFilter) Search(addr []byte) bool {
-	if len(addr) < 8 {
-		chainlogger.Warnf("err: bloom search to small: %x\n", addr)
-
-		return false
-	}
-
-	for _, i := range addr[len(addr)-8:] {
-		if self.bin[i] == 0 {
-			return false
-		}
-	}
-
-	return true
-}
-
-func (self *BloomFilter) Bin() []byte {
-	return self.bin
-}

+ 0 - 20
chain/bloom_test.go

@@ -1,20 +0,0 @@
-package chain
-
-import "testing"
-
-func TestBloomFilter(t *testing.T) {
-	bf := NewBloomFilter(nil)
-
-	a := []byte{1, 2, 3, 4, 5, 6, 7, 8, 9, 0}
-	bf.Set(a)
-
-	b := []byte{10, 11, 12, 13, 14, 15, 16, 17, 18, 19}
-
-	if bf.Search(a) == false {
-		t.Error("Expected 'a' to yield true using a bloom filter")
-	}
-
-	if bf.Search(b) {
-		t.Error("Expected 'b' not to field trie using a bloom filter")
-	}
-}