1 files changed, 75 insertions, 0 deletions
diff --git a/src/class/mtp/mtp_device.h b/src/class/mtp/mtp_device.h
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+++ b/src/class/mtp/mtp_device.h
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+/*
+ * The MIT License (MIT)
+ *
+ * Copyright (c) 2025 Ennebi Elettronica (https://ennebielettronica.com)
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a copy
+ * of this software and associated documentation files (the "Software"), to deal
+ * in the Software without restriction, including without limitation the rights
+ * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+ * copies of the Software, and to permit persons to whom the Software is
+ * furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in
+ * all copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+ * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+ * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
+ * THE SOFTWARE.
+ *
+ * This file is part of the TinyUSB stack.
+ */
+
+#ifndef _TUSB_MTP_DEVICE_H_
+#define _TUSB_MTP_DEVICE_H_
+
+#include "common/tusb_common.h"
+#include "mtp.h"
+
+#if (CFG_TUD_ENABLED && CFG_TUD_MTP)
+
+#ifdef __cplusplus
+ extern "C" {
+#endif
+
+//--------------------------------------------------------------------+
+// Internal Class Driver API
+//--------------------------------------------------------------------+
+void     mtpd_init            (void);
+bool     mtpd_deinit          (void);
+void     mtpd_reset           (uint8_t rhport);
+uint16_t mtpd_open            (uint8_t rhport, tusb_desc_interface_t const *itf_desc, uint16_t max_len);
+bool     mtpd_control_xfer_cb (uint8_t rhport, uint8_t stage, tusb_control_request_t const *p_request);
+bool     mtpd_xfer_cb         (uint8_t rhport, uint8_t ep_addr, xfer_result_t event, uint32_t xferred_bytes);
+
+//--------------------------------------------------------------------+
+// Helper functions
+//--------------------------------------------------------------------+
+// Generic container function
+void mtpd_wc16cpy(uint8_t *dest, const char *src);
+bool mtpd_gct_append_uint8(const uint8_t value);
+bool mtpd_gct_append_object_handle(const uint32_t object_handle);
+bool mtpd_gct_append_wstring(const char *s);
+bool mtpd_gct_get_string(uint16_t *offset_data, char *string, const uint16_t max_size);
+
+// Append the given array to the global context buffer
+// The function returns true if the data fits in the available buffer space.
+bool mtpd_gct_append_array(uint32_t array_size, const void *data, size_t type_size);
+
+// Append an UTC date string to the global context buffer
+// Required format is 'YYYYMMDDThhmmss.s' optionally added 'Z' for UTC or +/-hhmm for time zone
+// This function is provided for reference and only supports UTC format without partial seconds
+// The function returns true if the data fits in the available buffer space.
+bool mtpd_gct_append_date(struct tm *timeinfo);
+
+#ifdef __cplusplus
+ }
+#endif
+
+#endif /* CFG_TUD_ENABLED && CFG_TUD_MTP */
+
+#endif /* _TUSB_MTP_DEVICE_H_ */