X-Git-Url: https://jxself.org/git/?a=blobdiff_plain;f=tfc_error.c;h=53753674915966d88e635d8500fd723a23c9bd64;hb=f402e6aa2dd18138ec26e9bfb340dae294637aec;hp=001273e1caed36d3b6b6730c73cd9980f2df4b69;hpb=26668913a55e867900ae7f80615640d814494e29;p=tfcrypt.git

diff --git a/tfc_error.c b/tfc_error.c
index 001273e..5375367 100644
--- a/tfc_error.c
+++ b/tfc_error.c
@@ -69,6 +69,7 @@ void xexit(int status)
 	memset(ctr, 0, sizeof(ctr));
 	memset(mackey, 0, sizeof(mackey));
 	memset(xtskey, 0, sizeof(xtskey));
+	memset(tweak, 0, sizeof(tweak));
 	memset(&sk, 0, sizeof(struct skein));
 	memset(&tfe, 0, sizeof(struct tfe_stream));
 
@@ -171,6 +172,7 @@ void usage(void)
 	tfc_say("    show: do default action, then dump CTR value to stderr,");
 	tfc_say("    head: when decrypting, read CTR from beginning of stream,");
 	tfc_say("    rand: generate random CTR and write it to beginning of stream,");
+	tfc_say("    zero: assume zero CTR is used, do not read from and write it to stream,");
 	tfc_say("    <file>: read CTR from given file (both when encrypting/decrypting).");
 	tfc_say("      default is to derive CTR from user provided password or keyfile with");
 	tfc_say("      a single Skein function turn over derived, %u byte raw key", TFC_U(TF_KEY_SIZE));