init: v1.0.0

pbkd/pbmac.go

@@ -0,0 +1,38 @@
+package pbkd
+
+import (
+	"xdx.jelly/xgcl/mac"
+)
+
+type pbmacWithHmacSm3 struct {
+	mac mac.MAC
+}
+
+func NewPbmacWithHmacSm3(password, salt []byte, count int) (mac.MAC, error) {
+	key, err := PbkdfWithHmacSm3(password, salt, count, 16)
+	if err != nil {
+		return nil, err
+	}
+	mac, err := mac.NewHMacSm3(key, hmacSm3TagSize)
+	if err != nil {
+		return nil, err
+	}
+
+	return &pbmacWithHmacSm3{
+		mac: mac,
+	}, nil
+}
+
+// func PbmacWithHmacSm3(password, salt []byte, count int, dst, src, iv []byte, op int) ([]byte, error) {
+// }
+
+// ComputeMAC computes message authentication code (MAC) for code data.
+func (p *pbmacWithHmacSm3) ComputeMAC(data []byte) ([]byte, error) {
+	return p.mac.ComputeMAC(data)
+}
+
+// Verify returns nil if mac is a correct authentication code (MAC) for data,
+// otherwise it returns an error.
+func (p *pbmacWithHmacSm3) VerifyMAC(mac, data []byte) error {
+	return p.mac.VerifyMAC(mac, data)
+}