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-rw-r--r--prototype/fw/src/crc32.h12
1 files changed, 12 insertions, 0 deletions
diff --git a/prototype/fw/src/crc32.h b/prototype/fw/src/crc32.h
new file mode 100644
index 0000000..7a3a729
--- /dev/null
+++ b/prototype/fw/src/crc32.h
@@ -0,0 +1,12 @@
+#ifndef __CRC_32_H__
+#define __CRC_32_H__
+
+#include <stdint.h>
+
+typedef uint32_t crc32_t;
+
+inline static uint32_t crc32_reset() { return ~0; }
+uint32_t crc32_update(uint32_t old_state, uint8_t c);
+inline static uint32_t crc32_finalize(uint32_t state) { return ~state; }
+
+#endif /* __CRC_32_H__ */