使用自定义流程实现网关协议解析转发功能

pkg/utils/utils.go

@@ -0,0 +1,22 @@
+package utils
+
+import "io"
+
+func ReadByte(reader io.Reader) (byte, error) {
+	buffer, err := ReadBuffer(reader, 1)
+	if err != nil {
+		return 0, err
+	}
+
+	return buffer[0], nil
+}
+
+func ReadBuffer(reader io.Reader, size int) ([]byte, error) {
+	buffer := make([]byte, size)
+	_, err := io.ReadFull(reader, buffer)
+	if err != nil {
+		return nil, err
+	}
+
+	return buffer, nil
+}