1 files changed, 27 insertions, 0 deletions
diff --git a/util/cbfstool/cbfs_glue.h b/util/cbfstool/cbfs_glue.h
new file mode 100644
index 0000000000..11786bece4
--- /dev/null
+++ b/util/cbfstool/cbfs_glue.h
@@ -0,0 +1,27 @@
+/* SPDX-License-Identifier: GPL-2.0-only */
+
+#ifndef _CBFS_GLUE_H_
+#define _CBFS_GLUE_H_
+
+#include "cbfs_image.h"
+
+#define CBFS_ENABLE_HASHING 1
+
+typedef const struct cbfs_image *cbfs_dev_t;
+
+static inline ssize_t cbfs_dev_read(cbfs_dev_t dev, void *buffer, size_t offset, size_t size)
+{
+	if (buffer_size(&dev->buffer) < offset ||
+	    buffer_size(&dev->buffer) - offset < size)
+		return -1;
+
+	memcpy(buffer, buffer_get(&dev->buffer) + offset, size);
+	return size;
+}
+
+static inline size_t cbfs_dev_size(cbfs_dev_t dev)
+{
+	return buffer_size(&dev->buffer);
+}
+
+#endif	/* _CBFS_GLUE_H_ */