Add crc7 verify type

Signed-off-by: Jens Axboe <jens.axboe@oracle.com>
diff --git a/fio.h b/fio.h
index fa3f568..63cfaa7 100644
--- a/fio.h
+++ b/fio.h
@@ -20,6 +20,7 @@
 #include "md5.h"
 #include "crc32.h"
 #include "crc16.h"
+#include "crc7.h"
 #include "arch/arch.h"
 #include "os/os.h"
 #include "mutex.h"
@@ -195,6 +196,7 @@
 	VERIFY_MD5,			/* md5 sum data blocks */
 	VERIFY_CRC32,			/* crc32 sum data blocks */
 	VERIFY_CRC16,			/* crc16 sum data blocks */
+	VERIFY_CRC7,			/* crc7 sum data blocks */
 	VERIFY_NULL,			/* pretend to verify */
 };
 
@@ -209,6 +211,7 @@
 		char md5_digest[MD5_HASH_WORDS * 4];
 		unsigned long crc32;
 		unsigned short crc16;
+		unsigned char crc7;
 	};
 };