.

vendor/github.com/bytedance/sonic/internal/rt/base64_amd64.go

@@ -0,0 +1,20 @@
+// +build amd64,go1.17,!go1.24
+
+package rt
+
+import (
+	"github.com/cloudwego/base64x"
+)
+
+func DecodeBase64(raw []byte) ([]byte, error) {
+	ret := make([]byte, base64x.StdEncoding.DecodedLen(len(raw)))
+	n, err := base64x.StdEncoding.Decode(ret, raw)
+	if err != nil {
+		return nil, err
+	}
+	return ret[:n], nil
+}
+
+func EncodeBase64(src []byte) string {
+    return base64x.StdEncoding.EncodeToString(src)
+}