main, wire: update utreexo lib

.github/workflows/go.yml

@@ -12,7 +12,7 @@ jobs:
     runs-on: ubuntu-latest
     strategy:
       matrix:
-        go: ["1.20", "1.21"]
+        go: ["1.21"]
         rust:
           - version: stable
             clippy: true
@@ -36,7 +36,7 @@ jobs:
       run: make all
 
     - name: Install Linters
-      run: go install github.com/golangci/golangci-lint/cmd/golangci-lint@v1.55.2
+      run: go install github.com/golangci/golangci-lint/cmd/golangci-lint@v1.61.0
 
     - name: Test
       run: make test

blockchain/utreexoviewpoint.go

@@ -883,7 +883,7 @@ func (b *BlockChain) VerifyUData(ud *wire.UData, txIns []*wire.TxIn, remember bo
 			str += fmt.Sprintf("%s\n", txIn.PreviousOutPoint.String())
 		}
 
-		return fmt.Errorf(str)
+		return fmt.Errorf("%v", str)
 	}
 
 	// Make a slice of hashes from LeafDatas. These are the hash commitments
@@ -954,7 +954,7 @@ func (b *BlockChain) VerifyUData(ud *wire.UData, txIns []*wire.TxIn, remember bo
 				ud.LeafDatas[i].String(), hex.EncodeToString(leafHash[:]))
 		}
 		str += fmt.Sprintf("err: %s", err.Error())
-		return fmt.Errorf(str)
+		return fmt.Errorf("%v", str)
 	}
 
 	if remember {

btcjson/help.go

@@ -269,7 +269,7 @@ func resultTypeHelp(xT descLookupFunc, rt reflect.Type, fieldDescKey string) str
 	w.Init(&formatted, 0, 4, 1, ' ', 0)
 	for i, text := range results {
 		if i == len(results)-1 {
-			fmt.Fprintf(w, text)
+			fmt.Fprint(w, text)
 		} else {
 			fmt.Fprintln(w, text)
 		}

go.mod

@@ -18,7 +18,7 @@ require (
 	github.com/kkdai/bstream v0.0.0-20161212061736-f391b8402d23
 	github.com/stretchr/testify v1.7.0
 	github.com/syndtr/goleveldb v1.0.1-0.20210819022825-2ae1ddf74ef7
-	github.com/utreexo/utreexo v0.1.5
+	github.com/utreexo/utreexo v0.2.1
 	golang.org/x/crypto v0.0.0-20220722155217-630584e8d5aa
 	golang.org/x/exp v0.0.0-20220414153411-bcd21879b8fd
 )
@@ -31,4 +31,4 @@ require (
 	gopkg.in/yaml.v3 v3.0.0-20200313102051-9f266ea9e77c // indirect
 )
 
-go 1.18
+go 1.21

go.sum

@@ -97,6 +97,8 @@ github.com/utreexo/utreexo v0.1.4 h1:jygjZscJEzab7woP7aB6YWUKjhsV5Mrbjj873inhwR8
 github.com/utreexo/utreexo v0.1.4/go.mod h1:RT9JpZADhLr2YJVBgp48tmUxVeAHaAbOSr6p6nAEJpI=
 github.com/utreexo/utreexo v0.1.5 h1:nnG2VvwDYPkXCSRicV15eAbh2vvTp/g4Pot3vlseGdQ=
 github.com/utreexo/utreexo v0.1.5/go.mod h1:RT9JpZADhLr2YJVBgp48tmUxVeAHaAbOSr6p6nAEJpI=
+github.com/utreexo/utreexo v0.2.1 h1:xycdaHK+HhDZO5MY6Clq7YeXEDguzar1GrAYqIJ1gvs=
+github.com/utreexo/utreexo v0.2.1/go.mod h1:xIu3cTtT0jNdntc1qJhVyQV/RX03Sk9gFD3UAzALvuU=
 golang.org/x/crypto v0.0.0-20170930174604-9419663f5a44/go.mod h1:6SG95UA2DQfeDnfUPMdvaQW0Q7yPrPDi9nlGo2tz2b4=
 golang.org/x/crypto v0.0.0-20190308221718-c2843e01d9a2/go.mod h1:djNgcEr1/C05ACkg1iLfiJU5Ep61QUkGW8qpdssI0+w=
 golang.org/x/crypto v0.0.0-20200622213623-75b288015ac9/go.mod h1:LzIPMQfyMNhhGPhUkYOs5KpL4U8rLKemX1yGLhDgUto=

goclean.sh

@@ -10,9 +10,9 @@ set -ex
 go test -short -race -tags="rpctest" -tags="bdkwallet" ./...
 
 # Automatic checks
-golangci-lint run --deadline=10m --disable-all \
+golangci-lint run --disable-all \
 --enable=gofmt \
---enable=vet \
+--enable=govet \
 --enable=gosimple \
 --enable=unconvert \
---skip-dirs=bdkwallet/bdkgo # these are generated files
+--exclude-dirs=bdkwallet/bdkgo # these are generated files

wire/batchproof.go

@@ -103,30 +103,41 @@ func BatchProofDeserialize(r io.Reader) (*utreexo.Proof, error) {
 		return nil, err
 	}
 
-	targets := make([]uint64, targetCount)
-	for i := range targets {
-		target, err := ReadVarInt(r, 0)
-		if err != nil {
-			return nil, err
-		}
+	proof := new(utreexo.Proof)
 
-		targets[i] = target
+	if targetCount > 0 {
+		targets := make([]uint64, 0, targetCount)
+		for i := 0; i < int(targetCount); i++ {
+			target, err := ReadVarInt(r, 0)
+			if err != nil {
+				return nil, err
+			}
+
+			targets = append(targets, target)
+		}
+		proof.Targets = targets
 	}
 
 	proofCount, err := ReadVarInt(r, 0)
 	if err != nil {
 		return nil, err
 	}
+	if proofCount == 0 {
+		return proof, nil
+	}
 
-	proofs := make([]utreexo.Hash, proofCount)
-	for i := range proofs {
-		_, err = io.ReadFull(r, proofs[i][:])
+	proofs := make([]utreexo.Hash, 0, proofCount)
+	for i := 0; i < int(proofCount); i++ {
+		var hash utreexo.Hash
+		_, err = io.ReadFull(r, hash[:])
 		if err != nil {
 			return nil, err
 		}
+		proofs = append(proofs, hash)
 	}
+	proof.Proof = proofs
 
-	return &utreexo.Proof{Targets: targets, Proof: proofs}, nil
+	return proof, nil
 }
 
 // BatchProofToString converts a batchproof into a human-readable string.  Note

wire/batchproof_test.go

@@ -137,7 +137,7 @@ func TestBatchProofSerializeSize(t *testing.T) {
 		if BatchProofSerializeSize(&test.bp) != test.size {
 			err := fmt.Errorf("TestBatchProofSerializeSize \"%s\": expected size of %d but got %d",
 				test.name, test.size, BatchProofSerializeSize(&test.bp))
-			t.Errorf(err.Error())
+			t.Error(err)
 		}
 
 		var buf bytes.Buffer
@@ -149,7 +149,7 @@ func TestBatchProofSerializeSize(t *testing.T) {
 		if test.size != len(buf.Bytes()) {
 			err := fmt.Errorf("TestBatchProofSerializeSize \"%s\": serialized bytes len of %d but serialize size of %d",
 				test.name, len(buf.Bytes()), BatchProofSerializeSize(&test.bp))
-			t.Errorf(err.Error())
+			t.Error(err)
 		}
 	}
 }

wire/udata.go

@@ -111,16 +111,21 @@ func (ud *UData) Deserialize(r io.Reader) error {
 	if err != nil {
 		return err
 	}
+	if udCount == 0 {
+		return nil
+	}
 
-	ud.LeafDatas = make([]LeafData, udCount)
-	for i := range ud.LeafDatas {
-		err = ud.LeafDatas[i].Deserialize(r)
+	ud.LeafDatas = make([]LeafData, 0, udCount)
+	for i := 0; i < int(udCount); i++ {
+		ld := LeafData{}
+		err = ld.Deserialize(r)
 		if err != nil {
 			str := fmt.Sprintf("targetCount:%d, Stxos[%d], err:%s\n",
 				len(ud.AccProof.Targets), i, err.Error())
 			returnErr := messageError("Deserialize stxos", str)
 			return returnErr
 		}
+		ud.LeafDatas = append(ud.LeafDatas, ld)
 	}
 
 	return nil