Initial import of NFC GNSS SDK project

2026-09-15 16:10:12 +08:00
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+/******************************************************************************
+ *
+ *  (C)Copyright ASRMicro. All Rights Reserved.
+ *
+ *  THIS IS UNPUBLISHED PROPRIETARY SOURCE CODE OF ASRMicro.
+ *  The copyright notice above does not evidence any actual or intended
+ *  publication of such source code.
+ *  This Module contains Proprietary Information of ASRMicro and should be
+ *  treated as Confidential.
+ *  The information in this file is provided for the exclusive use of the
+ *  licensees of ASRMicro.
+ *  Such users have the right to use, modify, and incorporate this code into
+ *  products for purposes authorized by the license agreement provided they
+ *  include this notice and the associated copyright notice with any such
+ *  product.
+ *  The information in this file is provided "AS IS" without warranty.
+ *
+ ******************************************************************************/
+
+#pragma once
+#ifdef __cplusplus
+extern "C" {
+#endif
+#include <stdint.h>
+#include <stdbool.h>
+
+    typedef struct audio_file_ops {
+        uint32_t (*open) (const char* filename, const char* mode);
+        int (*close) (uint32_t stream);
+        int (*seek) (uint32_t stream, long offset, int wherefrom);
+        size_t (*read) (void* buffer_ptr, size_t element_size, size_t count, uint32_t stream);
+        size_t (*write) (const void* buffer_ptr, size_t element_size, size_t count, uint32_t stream);
+        bool (*access) (const char* filename);
+    }audio_file_ops_t;
+
+    typedef uint32_t AUDIO_FILE_ID;
+    AUDIO_FILE_ID common_fopen(const char* filename, const char* mode);
+    int common_fclose(AUDIO_FILE_ID stream);
+    int common_fseek(AUDIO_FILE_ID stream, long offset, int wherefrom);
+    size_t common_fread(void* buffer_ptr, size_t element_size, size_t count, AUDIO_FILE_ID stream);
+    size_t common_fwrite(const void* buffer_ptr, size_t element_size, size_t count, AUDIO_FILE_ID stream);
+    bool common_access(const char* filename);
+
+    void register_audio_fops(audio_file_ops_t* ops);
+#ifdef __cplusplus
+}
+#endif