X-Git-Url: https://jxself.org/git/?a=blobdiff_plain;f=tfc_error.c;h=6f994ef7daacc28d9bc675d6058386b2b478de44;hb=f19b128a9a0d1ee4a1afe581d877e97cfd84a803;hp=bb477c4883020ddbc3874d330dd418e48640b4d1;hpb=ba5ce99d77078a8629779641e8506b74e50fe6af;p=tfcrypt.git

diff --git a/tfc_error.c b/tfc_error.c
index bb477c4..6f994ef 100644
--- a/tfc_error.c
+++ b/tfc_error.c
@@ -162,8 +162,11 @@ void usage(void)
 		tfc_say("    when the whole status line width is smaller than tty width.");
 		tfc_say("    statless: emit less information in status line (only processed data).");
 		tfc_say("    iobs=val: set IO block size value. Must not exceed %u bytes.", TFC_U(TFC_BLKSIZE));
+		tfc_say("    nobuf: disable IO buffering, write as soon as data received (only for stream ciphers!)");
 		tfc_say("    iseek=val: seek source file/device by these val bytes.");
 		tfc_say("    oseek=val: seek destination file/device by these val bytes.");
+		tfc_say("    ioseek=val: seek both source and destination.");
+		tfc_say("    ioseek is equal to iseek and oseek.");
 		tfc_say("    count=val: process only these val bytes, both input and output.");
 		tfc_say("    ftrunc=val: truncate output file to these val bytes before closing it.");
 		tfc_say("    ftrunc=tail: truncate output's tail, leaving only processed data.");
@@ -197,7 +200,7 @@ void usage(void)
 		tfc_say("them is specified as \"-\", then reads are performed from stdin.");
 		tfc_say("\n");
 	}
-	else if (!strcmp(progname, "tfbase64")) {
+	else if (!strcmp(progname, "base64")) {
 		is_embedded_prog = YES;
 		tfc_say("usage: %s [-ed] [source] [output]", progname);
 		tfc_say("\n");
@@ -243,7 +246,7 @@ void usage(void)
 	tfc_say("  -w: overwrite source file. If not file, ignored.");
 	tfc_say("  -n TURNS: number of turns to perform in Skein function.");
 	tfc_say("    Default is always defined when building tfcrypt.");
-	tfc_say("  -C mode: mode of operation: CTR, STREAM, XTS, ECB, CBC, OCB.");
+	tfc_say("  -C mode: mode of operation: CTR, STREAM, XTS, ECB, CBC.");
 	tfc_say("    Default encryption mode can be changed when building tfcrypt.");
 	tfc_say("  -c opt: initial CTR value initialisation mode:");
 	tfc_say("    show: do default action, then dump CTR value to stderr,");
@@ -339,6 +342,7 @@ void usage(void)
 	tfc_say("    shorthex: with -H, do not print printable characters, dump only hex string.");
 	tfc_say("    logfile: (same as -o) redirect all messages to logfile instead of stderr.");
 	tfc_say("    iobs=val: set IO block size value. Must not exceed %u bytes.", TFC_U(TFC_BLKSIZE));
+	tfc_say("    nobuf: disable IO buffering, write as soon as data received (only for stream ciphers!)");
 	tfc_say("    xtsblocks=val: use these nr of TF blocks per XTS block. Default is %u.", TFC_U(TFC_XTSBLOCKS));
 	tfc_say("    iseek=val: seek source file/device by these val bytes.");
 	tfc_say("    Initial counter is adjusted automatically.");
@@ -350,6 +354,8 @@ void usage(void)
 	tfc_say("    ixctr=val: Increment initial counter by this val bytes.");
 	tfc_say("    Internally this number is translated into number of %u byte blocks.", TFC_U(TF_BLOCK_SIZE));
 	tfc_say("    oseek=val: seek destination file/device by these val bytes.");
+	tfc_say("    ioseek=val: seek both source and destination.");
+	tfc_say("    ioseek is equal to iseek and oseek.");
 	tfc_say("    count=val: process only these val bytes, both input and output.");
 	tfc_say("    ftrunc=val: truncate output file to these val bytes before closing it.");
 	tfc_say("    ftrunc=tail: truncate output's tail, leaving only processed data.");