1 files changed, 42 insertions, 0 deletions
diff --git a/include/30pin.h b/include/30pin.h
new file mode 100644
index 0000000..b7b0924
--- /dev/null
+++ b/include/30pin.h
@@ -0,0 +1,42 @@
+// Copyright 2024-2025, Amlal El Mahrouss (amlal@nekernel.org)
+// Distributed under the Apache Software License, Version 2.0. (See accompanying
+// file LICENSE_1_0.txt or copy at http://www.apache.org/licenses/LICENSE-2.0)
+// Official repository: https://github.com/nekernel-org/neboot
+
+#pragma once
+
+#include <include/boot.h>
+
+/// @file 30pin.h
+/// @brief 30pin recovery protocol.
+/// @details This file contains the definitions and structures used for the 30pin recovery protocol.
+
+#define NB_30PIN_MAG "TP"
+#define NB_30PIN_MAG_LEN (2)
+
+#define NB_30PIN_BUFFER_LEN (498)
+#define NB_30PIN_EOP_LEN (11)
+
+/// @brief 30pin recovery header.
+/// @param mag magic number.
+/// @param kind kind of packet we deal with.
+/// @param buffer the data of the packet.
+/// @param eop end of packet data.
+struct _nb_tpin_recovery_packet {
+  uint8_t mag[NB_30PIN_MAG_LEN];
+  uint8_t kind;
+  uint8_t buffer[NB_30PIN_BUFFER_LEN];
+  uint8_t eop[NB_30PIN_EOP_LEN];
+};
+
+/// @brief 30pin recovery packet kinds.
+enum {
+  TPIN_RECOVERY_PACKET_KIND_UNKNOWN  = 0,
+  TPIN_RECOVERY_PACKET_KIND_BOOT     = 1,
+  TPIN_RECOVERY_PACKET_KIND_DATA     = 2,
+  TPIN_RECOVERY_PACKET_KIND_EOP      = 3,
+  TPIN_RECOVERY_PACKET_KIND_EOP_ACK  = 4,
+  TPIN_RECOVERY_PACKET_KIND_EOP_NACK = 5,
+};
+
+typedef struct _nb_tpin_recovery_packet cb_tpin_recovery_packet_t;
+\ No newline at end of file