Add SCSI_CDB6_LEN macro (where 0 ==> 256).

Obtained from:gibbs@freebsd.org
svn path=/head/; revision=63171
2000-07-14 19:40:54 +00:00 · 2000-07-14 19:40:54 +00:00 · bc07f47f5d · 2020-12-20 02:59:44 +00:00
commit bc07f47f5d
parent eddceb0d2b
1 changed files with 3 additions and 0 deletions
--- a/sys/cam/scsi/scsi_all.h
+++ b/sys/cam/scsi/scsi_all.h
@ -74,6 +74,9 @@
 #error "CAM_MAX_CDBLEN cannot be less than SCSI_MAX_CDBLEN"
 #endif

+/* 6byte CDBs special case 0 length to be 256 */
+#define SCSI_CDB6_LEN(len)	((len) == 0 ? 256 : len)
+
 /*
 * This type defines actions to be taken when a particular sense code is
 * received.  Right now, these flags are only defined to take up 16 bits,