file abs layer

src/file/file.h

@@ -0,0 +1,22 @@
+
+#ifndef FILE_H_
+#define FILE_H_
+
+#include <stdint.h>
+#include <unistd.h>
+#include <stdio.h>
+
+typedef struct file FILE_H;
+struct file
+{
+    void* internal;
+    void (*close)(FILE_H* file);
+    int64_t (*seek)(FILE_H* file, int64_t offset, int64_t origin);
+    int64_t (*tell)(FILE_H* file);
+    int (*read)(FILE_H* file, uint8_t *buf, int64_t count);
+    int (*write)(FILE_H* file, uint8_t *buf, int64_t count);
+};
+
+FILE_H* file_open(const char* filename, uint8_t mode);
+
+#endif /* FILE_H_ */

src/file/file_linux.c

@@ -0,0 +1,3 @@
+
+#include "file.h"
+