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-c zero: assume zero counter value.
[tfcrypt.git]
/
tfcrypt.c
diff --git
a/tfcrypt.c
b/tfcrypt.c
index 8d01618ce361abcbf6821ff77ea7bc106bc1538c..01173fb691a214f7e666fb0f48552072b4c59756 100644
(file)
--- a/
tfcrypt.c
+++ b/
tfcrypt.c
@@
-91,6
+91,8
@@
_baddfname:
counter_opt = TFC_CTR_HEAD;
else if (!strcasecmp(optarg, "rand"))
counter_opt = TFC_CTR_RAND;
counter_opt = TFC_CTR_HEAD;
else if (!strcasecmp(optarg, "rand"))
counter_opt = TFC_CTR_RAND;
+ else if (!strcasecmp(optarg, "zero"))
+ counter_opt = TFC_CTR_ZERO;
else counter_file = sksum_hashlist_file = optarg;
break;
case 'C':
else counter_file = sksum_hashlist_file = optarg;
break;
case 'C':
@@
-929,6
+931,7
@@
_xts2genkey: if (xwrite(krfd, pblk, TF_FROM_BITS(TFC_KEY_BITS)) == NOSIZE) xerro
}
break;
case TFC_CTR_RAND: tfc_getrandom(ctr, ctrsz); break;
}
break;
case TFC_CTR_RAND: tfc_getrandom(ctr, ctrsz); break;
+ case TFC_CTR_ZERO: memset(ctr, 0, ctrsz); break;
}
_ctrskip2:
}
_ctrskip2: