Add unmarshalling to the boolean attribute.

packages/ipp/boolean.go

@@ -5,39 +5,46 @@ import (
 	"encoding/binary"
 	"fmt"
 	"io"
-
-	log "github.com/sirupsen/logrus"
 )
 
-type boolean struct {
+// Boolean is the ipp attribute boolean
+type Boolean struct {
 	name  string
 	value bool
 }
 
-func NewBoolean(name string, value bool) *boolean {
-	b := new(boolean)
+// NewBoolean creates a nre boolean attribute
+func NewBoolean(name string, value bool) *Boolean {
+	b := new(Boolean)
 	b.name = name
 	b.value = value
 	return b
 }
 
-func (b boolean) Name() string {
+// Name gets tha name of the boolean attribute
+func (b Boolean) Name() string {
 	return b.name
 }
 
-func (b boolean) String() string {
+func (b Boolean) String() string {
 	return b.name + ":" + fmt.Sprint(b.value)
 }
 
-func (b *boolean) valueTag() tag {
+func (b *Boolean) valueTag() tag {
 	return booleanValueTag
 }
 
-func (b *boolean) unmarshal(byteStream io.Reader) {
-	log.Warn("Unmarshal of boolean is not implemented yet")
+func (b *Boolean) unmarshal(byteStream io.Reader) {
+	name, data := unmarshalSingleAttribute(byteStream)
+	b.name = name
+	if data[0] == 0 {
+		b.value = false
+		return
+	}
+	b.value = true
 }
 
-func (b *boolean) marshal() []byte {
+func (b *Boolean) marshal() []byte {
 	l := 5 + len(b.name)
 	ba := make([]byte, 0, l)
 	buf := bytes.NewBuffer(ba)
@@ -53,7 +60,7 @@ func (b *boolean) marshal() []byte {
 	return buf.Bytes()
 }
 
-func (b *boolean) size() int {
+func (b *Boolean) size() int {
 	l := 5 + len(b.name)
 	return l
 }