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fbuf.h

@@ -0,0 +1,22 @@
+#ifndef FBUF_H
+#define FBUF_H
+
+typedef struct {
+#if defined(EMSCRIPTEN)
+    int handle;
+#else
+    uint8_t *data;
+#endif
+    size_t allocated_size;
+} FileBuffer;
+
+void file_buffer_init(FileBuffer *bs);
+void file_buffer_reset(FileBuffer *bs);
+int file_buffer_resize(FileBuffer *bs, size_t new_size);
+void file_buffer_write(FileBuffer *bs, size_t offset, const uint8_t *buf,
+                       size_t size);
+void file_buffer_set(FileBuffer *bs, size_t offset, int val, size_t size);
+void file_buffer_read(FileBuffer *bs, size_t offset, uint8_t *buf,
+                      size_t size);
+
+#endif /* FBUF_H */