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-rw-r--r--trie/iterator.go14
-rw-r--r--trie/iterator_test.go2
-rw-r--r--trie/secure_trie.go26
-rw-r--r--trie/trie.go65
-rw-r--r--trie/trie_test.go51
5 files changed, 68 insertions, 90 deletions
diff --git a/trie/iterator.go b/trie/iterator.go
index aff614f95..fda7c6cbe 100644
--- a/trie/iterator.go
+++ b/trie/iterator.go
@@ -2,19 +2,17 @@ package trie
import (
"bytes"
-
- "github.com/ethereum/go-ethereum/common"
)
type Iterator struct {
trie *Trie
- Key common.Hash
+ Key []byte
Value []byte
}
func NewIterator(trie *Trie) *Iterator {
- return &Iterator{trie: trie}
+ return &Iterator{trie: trie, Key: nil}
}
func (self *Iterator) Next() bool {
@@ -22,15 +20,15 @@ func (self *Iterator) Next() bool {
defer self.trie.mu.Unlock()
isIterStart := false
- if (self.Key == common.Hash{}) {
+ if self.Key == nil {
isIterStart = true
- //self.Key = make([]byte, 32)
+ self.Key = make([]byte, 32)
}
- key := RemTerm(CompactHexDecode(self.Key.Str()))
+ key := RemTerm(CompactHexDecode(string(self.Key)))
k := self.next(self.trie.root, key, isIterStart)
- self.Key = common.StringToHash(DecodeCompact(k))
+ self.Key = []byte(DecodeCompact(k))
return len(k) > 0
}
diff --git a/trie/iterator_test.go b/trie/iterator_test.go
index 5f95caa68..74d9e903c 100644
--- a/trie/iterator_test.go
+++ b/trie/iterator_test.go
@@ -22,7 +22,7 @@ func TestIterator(t *testing.T) {
it := trie.Iterator()
for it.Next() {
- v[it.Key.Str()] = true
+ v[string(it.Key)] = true
}
for k, found := range v {
diff --git a/trie/secure_trie.go b/trie/secure_trie.go
index b31791cad..b9fa376b8 100644
--- a/trie/secure_trie.go
+++ b/trie/secure_trie.go
@@ -1,38 +1,34 @@
package trie
-import (
- "github.com/ethereum/go-ethereum/common"
- "github.com/ethereum/go-ethereum/crypto"
-)
+import "github.com/ethereum/go-ethereum/crypto"
type SecureTrie struct {
*Trie
}
-func NewSecure(root common.Hash, backend Backend) *SecureTrie {
+func NewSecure(root []byte, backend Backend) *SecureTrie {
return &SecureTrie{New(root, backend)}
}
-func (self *SecureTrie) Update(key common.Hash, value []byte) Node {
- return self.Trie.Update(common.BytesToHash(crypto.Sha3(key[:])), value)
+func (self *SecureTrie) Update(key, value []byte) Node {
+ return self.Trie.Update(crypto.Sha3(key), value)
}
-
func (self *SecureTrie) UpdateString(key, value string) Node {
- return self.Update(common.StringToHash(key), []byte(value))
+ return self.Update([]byte(key), []byte(value))
}
-func (self *SecureTrie) Get(key common.Hash) []byte {
- return self.Trie.Get(common.BytesToHash(crypto.Sha3(key[:])))
+func (self *SecureTrie) Get(key []byte) []byte {
+ return self.Trie.Get(crypto.Sha3(key))
}
func (self *SecureTrie) GetString(key string) []byte {
- return self.Get(common.StringToHash(key))
+ return self.Get([]byte(key))
}
-func (self *SecureTrie) Delete(key common.Hash) Node {
- return self.Trie.Delete(common.BytesToHash(crypto.Sha3(key[:])))
+func (self *SecureTrie) Delete(key []byte) Node {
+ return self.Trie.Delete(crypto.Sha3(key))
}
func (self *SecureTrie) DeleteString(key string) Node {
- return self.Delete(common.StringToHash(key))
+ return self.Delete([]byte(key))
}
func (self *SecureTrie) Copy() *SecureTrie {
diff --git a/trie/trie.go b/trie/trie.go
index 759718400..1c1112a7f 100644
--- a/trie/trie.go
+++ b/trie/trie.go
@@ -6,32 +6,31 @@ import (
"fmt"
"sync"
- "github.com/ethereum/go-ethereum/common"
"github.com/ethereum/go-ethereum/crypto"
+ "github.com/ethereum/go-ethereum/common"
)
func ParanoiaCheck(t1 *Trie, backend Backend) (bool, *Trie) {
- t2 := New(common.Hash{}, backend)
+ t2 := New(nil, backend)
it := t1.Iterator()
for it.Next() {
t2.Update(it.Key, it.Value)
}
- a, b := t2.Hash(), t1.Hash()
- return bytes.Equal(a[:], b[:]), t2
+ return bytes.Equal(t2.Hash(), t1.Hash()), t2
}
type Trie struct {
mu sync.Mutex
root Node
- roothash common.Hash
+ roothash []byte
cache *Cache
revisions *list.List
}
-func New(root common.Hash, backend Backend) *Trie {
+func New(root []byte, backend Backend) *Trie {
trie := &Trie{}
trie.revisions = list.New()
trie.roothash = root
@@ -39,8 +38,8 @@ func New(root common.Hash, backend Backend) *Trie {
trie.cache = NewCache(backend)
}
- if (root != common.Hash{}) {
- value := common.NewValueFromBytes(trie.cache.Get(root[:]))
+ if root != nil {
+ value := common.NewValueFromBytes(trie.cache.Get(root))
trie.root = trie.mknode(value)
}
@@ -52,13 +51,9 @@ func (self *Trie) Iterator() *Iterator {
}
func (self *Trie) Copy() *Trie {
- //cpy := make([]byte, 32)
- //copy(cpy, self.roothash)
-
- // cheap copying method
- var cpy common.Hash
- cpy.Set(self.roothash)
- trie := New(common.Hash{}, nil)
+ cpy := make([]byte, 32)
+ copy(cpy, self.roothash)
+ trie := New(nil, nil)
trie.cache = self.cache.Copy()
if self.root != nil {
trie.root = self.root.Copy(trie)
@@ -68,21 +63,21 @@ func (self *Trie) Copy() *Trie {
}
// Legacy support
-func (self *Trie) Root() common.Hash { return self.Hash() }
-func (self *Trie) Hash() common.Hash {
- var hash common.Hash
+func (self *Trie) Root() []byte { return self.Hash() }
+func (self *Trie) Hash() []byte {
+ var hash []byte
if self.root != nil {
t := self.root.Hash()
- if h, ok := t.(common.Hash); ok && (h != common.Hash{}) {
- hash = h
+ if byts, ok := t.([]byte); ok && len(byts) > 0 {
+ hash = byts
} else {
- hash = common.BytesToHash(crypto.Sha3(common.Encode(self.root.RlpData())))
+ hash = crypto.Sha3(common.Encode(self.root.RlpData()))
}
} else {
- hash = common.BytesToHash(crypto.Sha3(common.Encode("")))
+ hash = crypto.Sha3(common.Encode(""))
}
- if hash != self.roothash {
+ if !bytes.Equal(hash, self.roothash) {
self.revisions.PushBack(self.roothash)
self.roothash = hash
}
@@ -107,21 +102,19 @@ func (self *Trie) Reset() {
self.cache.Reset()
if self.revisions.Len() > 0 {
- revision := self.revisions.Remove(self.revisions.Back()).(common.Hash)
+ revision := self.revisions.Remove(self.revisions.Back()).([]byte)
self.roothash = revision
}
- value := common.NewValueFromBytes(self.cache.Get(self.roothash[:]))
+ value := common.NewValueFromBytes(self.cache.Get(self.roothash))
self.root = self.mknode(value)
}
-func (self *Trie) UpdateString(key, value string) Node {
- return self.Update(common.StringToHash(key), []byte(value))
-}
-func (self *Trie) Update(key common.Hash, value []byte) Node {
+func (self *Trie) UpdateString(key, value string) Node { return self.Update([]byte(key), []byte(value)) }
+func (self *Trie) Update(key, value []byte) Node {
self.mu.Lock()
defer self.mu.Unlock()
- k := CompactHexDecode(key.Str())
+ k := CompactHexDecode(string(key))
if len(value) != 0 {
self.root = self.insert(self.root, k, &ValueNode{self, value})
@@ -132,12 +125,12 @@ func (self *Trie) Update(key common.Hash, value []byte) Node {
return self.root
}
-func (self *Trie) GetString(key string) []byte { return self.Get(common.StringToHash(key)) }
-func (self *Trie) Get(key common.Hash) []byte {
+func (self *Trie) GetString(key string) []byte { return self.Get([]byte(key)) }
+func (self *Trie) Get(key []byte) []byte {
self.mu.Lock()
defer self.mu.Unlock()
- k := CompactHexDecode(key.Str())
+ k := CompactHexDecode(string(key))
n := self.get(self.root, k)
if n != nil {
@@ -147,12 +140,12 @@ func (self *Trie) Get(key common.Hash) []byte {
return nil
}
-func (self *Trie) DeleteString(key string) Node { return self.Delete(common.StringToHash(key)) }
-func (self *Trie) Delete(key common.Hash) Node {
+func (self *Trie) DeleteString(key string) Node { return self.Delete([]byte(key)) }
+func (self *Trie) Delete(key []byte) Node {
self.mu.Lock()
defer self.mu.Unlock()
- k := CompactHexDecode(key.Str())
+ k := CompactHexDecode(string(key))
self.root = self.delete(self.root, k)
return self.root
diff --git a/trie/trie_test.go b/trie/trie_test.go
index f5d17c3da..1393e0c97 100644
--- a/trie/trie_test.go
+++ b/trie/trie_test.go
@@ -5,8 +5,8 @@ import (
"fmt"
"testing"
- "github.com/ethereum/go-ethereum/common"
"github.com/ethereum/go-ethereum/crypto"
+ "github.com/ethereum/go-ethereum/common"
)
type Db map[string][]byte
@@ -16,18 +16,18 @@ func (self Db) Put(k, v []byte) { self[string(k)] = v }
// Used for testing
func NewEmpty() *Trie {
- return New(common.Hash{}, make(Db))
+ return New(nil, make(Db))
}
func NewEmptySecure() *SecureTrie {
- return NewSecure(common.Hash{}, make(Db))
+ return NewSecure(nil, make(Db))
}
func TestEmptyTrie(t *testing.T) {
trie := NewEmpty()
res := trie.Hash()
exp := crypto.Sha3(common.Encode(""))
- if !bytes.Equal(res[:], exp[:]) {
+ if !bytes.Equal(res, exp) {
t.Errorf("expected %x got %x", exp, res)
}
}
@@ -41,7 +41,7 @@ func TestInsert(t *testing.T) {
exp := common.Hex2Bytes("8aad789dff2f538bca5d8ea56e8abe10f4c7ba3a5dea95fea4cd6e7c3a1168d3")
root := trie.Hash()
- if !bytes.Equal(root[:], exp[:]) {
+ if !bytes.Equal(root, exp) {
t.Errorf("exp %x got %x", exp, root)
}
@@ -50,7 +50,7 @@ func TestInsert(t *testing.T) {
exp = common.Hex2Bytes("d23786fb4a010da3ce639d66d5e904a11dbc02746d1ce25029e53290cabf28ab")
root = trie.Hash()
- if !bytes.Equal(root[:], exp) {
+ if !bytes.Equal(root, exp) {
t.Errorf("exp %x got %x", exp, root)
}
}
@@ -96,7 +96,7 @@ func TestDelete(t *testing.T) {
hash := trie.Hash()
exp := common.Hex2Bytes("5991bb8c6514148a29db676a14ac506cd2cd5775ace63c30a4fe457715e9ac84")
- if !bytes.Equal(hash[:], exp) {
+ if !bytes.Equal(hash, exp) {
t.Errorf("expected %x got %x", exp, hash)
}
}
@@ -120,7 +120,7 @@ func TestEmptyValues(t *testing.T) {
hash := trie.Hash()
exp := common.Hex2Bytes("5991bb8c6514148a29db676a14ac506cd2cd5775ace63c30a4fe457715e9ac84")
- if !bytes.Equal(hash[:], exp) {
+ if !bytes.Equal(hash, exp) {
t.Errorf("expected %x got %x", exp, hash)
}
}
@@ -150,7 +150,7 @@ func TestReplication(t *testing.T) {
hash := trie2.Hash()
exp := trie.Hash()
- if !bytes.Equal(hash[:], exp[:]) {
+ if !bytes.Equal(hash, exp) {
t.Errorf("root failure. expected %x got %x", exp, hash)
}
@@ -168,9 +168,7 @@ func TestReset(t *testing.T) {
}
trie.Commit()
- var before common.Hash
- before.Set(trie.roothash)
-
+ before := common.CopyBytes(trie.roothash)
trie.UpdateString("should", "revert")
trie.Hash()
// Should have no effect
@@ -179,11 +177,9 @@ func TestReset(t *testing.T) {
// ###
trie.Reset()
+ after := common.CopyBytes(trie.roothash)
- var after common.Hash
- after.Set(trie.roothash)
-
- if before != after {
+ if !bytes.Equal(before, after) {
t.Errorf("expected roots to be equal. %x - %x", before, after)
}
}
@@ -252,7 +248,7 @@ func BenchmarkGets(b *testing.B) {
b.ResetTimer()
for i := 0; i < b.N; i++ {
- trie.GetString("horse")
+ trie.Get([]byte("horse"))
}
}
@@ -267,9 +263,8 @@ func BenchmarkUpdate(b *testing.B) {
}
type kv struct {
- k common.Hash
- v []byte
- t bool
+ k, v []byte
+ t bool
}
func TestLargeData(t *testing.T) {
@@ -277,21 +272,17 @@ func TestLargeData(t *testing.T) {
vals := make(map[string]*kv)
for i := byte(0); i < 255; i++ {
- var k1 common.Hash
- k1.SetBytes([]byte{i})
- var k2 common.Hash
- k2.SetBytes([]byte{10, i})
- value := &kv{k1, []byte{i}, false}
- value2 := &kv{k2, []byte{i}, false}
+ value := &kv{common.LeftPadBytes([]byte{i}, 32), []byte{i}, false}
+ value2 := &kv{common.LeftPadBytes([]byte{10, i}, 32), []byte{i}, false}
trie.Update(value.k, value.v)
trie.Update(value2.k, value2.v)
- vals[value.k.Str()] = value
- vals[value2.k.Str()] = value2
+ vals[string(value.k)] = value
+ vals[string(value2.k)] = value2
}
it := trie.Iterator()
for it.Next() {
- vals[it.Key.Str()].t = true
+ vals[string(it.Key)].t = true
}
var untouched []*kv
@@ -332,7 +323,7 @@ func TestSecureDelete(t *testing.T) {
hash := trie.Hash()
exp := common.Hex2Bytes("29b235a58c3c25ab83010c327d5932bcf05324b7d6b1185e650798034783ca9d")
- if !bytes.Equal(hash[:], exp) {
+ if !bytes.Equal(hash, exp) {
t.Errorf("expected %x got %x", exp, hash)
}
}
generated by cgit v1.2.3 (git 2.25.1) at 2024-11-18 19:22:32 +0800