diff --git a/crc/crc8.h b/crc/crc8.h
new file mode 100644
index 0000000..3a88d71
--- /dev/null
+++ b/crc/crc8.h
@@ -0,0 +1,19 @@
+#ifndef _CRC_CRC8_H
+#define _CRC_CRC8_H
+
+#include <stdint.h>
+
+#ifdef __cplusplus
+extern "C" {
+#endif /* __cplusplus  */
+
+// LSB-first
+uint8_t crc8_lsb(const char *buf, int len);
+
+// MSB-first
+uint8_t crc8_msb(const char *buf, int len);
+
+#ifdef __cplusplus
+}
+#endif /* __cplusplus  */
+#endif