dmnt: begin working on packet parser

stratosphere/dmnt.gen2/source/dmnt2_gdb_packet_parser.hpp

@@ -0,0 +1,42 @@
+/*
+ * Copyright (c) 2018-2020 Atmosphère-NX
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms and conditions of the GNU General Public License,
+ * version 2, as published by the Free Software Foundation.
+ *
+ * This program is distributed in the hope it will be useful, but WITHOUT
+ * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
+ * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License for
+ * more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ */
+#pragma once
+#include <stratosphere.hpp>
+#include "dmnt2_gdb_packet_io.hpp"
+
+namespace ams::dmnt {
+
+    class GdbPacketParser {
+        private:
+            char *m_receive_packet;
+            char *m_reply_packet;
+            char m_buffer[GdbPacketBufferSize / 2];
+            bool m_64_bit;
+            bool m_no_ack;
+        public:
+            GdbPacketParser(char *recv, char *reply, bool is_64_bit) : m_receive_packet(recv), m_reply_packet(reply), m_64_bit(is_64_bit), m_no_ack(false) { /* ... */ }
+
+            void Process();
+
+            bool Is64Bit() const { return m_64_bit; }
+        private:
+            void q();
+
+            void qSupported();
+            void qXferFeaturesRead();
+    };
+
+}