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-rw-r--r--extmod/littlefs-include/lfs2_defines.h12
1 files changed, 12 insertions, 0 deletions
diff --git a/extmod/littlefs-include/lfs2_defines.h b/extmod/littlefs-include/lfs2_defines.h
new file mode 100644
index 000000000..4ae566f50
--- /dev/null
+++ b/extmod/littlefs-include/lfs2_defines.h
@@ -0,0 +1,12 @@
+#ifndef LFS2_DEFINES_H
+#define LFS2_DEFINES_H
+
+#include "py/mpconfig.h"
+
+#if MICROPY_PY_DEFLATE
+// We reuse the CRC32 implementation from uzlib to save a few bytes
+#include "lib/uzlib/uzlib.h"
+#define LFS2_CRC(crc, buffer, size) uzlib_crc32(buffer, size, crc)
+#endif
+
+#endif \ No newline at end of file