X-Git-Url: https://jxself.org/git/?a=blobdiff_plain;f=tfc_error.c;h=953ba0725a648f1079be4d5cd0ac2ec76f63a5c6;hb=b0637473e28d682b2ec870dd62cc05eb749842d0;hp=a00b070328d7aad03311054dccf619067ca9ad45;hpb=d659ac85a7c63b7833ab793be2f37fbc4ca7ba6b;p=tfcrypt.git

diff --git a/tfc_error.c b/tfc_error.c
index a00b070..953ba07 100644
--- a/tfc_error.c
+++ b/tfc_error.c
@@ -114,7 +114,7 @@ void usage(void)
 
 	if (optopt == 'V') {
 		tfc_say("tfcrypt toolkit, version %s.", _TFCRYPT_VERSION);
-		if (ctr_mode != TFC_MODE_PLAIN) {
+		if (do_edcrypt != TFC_DO_PLAIN) {
 			char shash[64];
 
 			hash_defaults(shash, sizeof(shash));
@@ -162,6 +162,7 @@ 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.");
@@ -199,7 +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");
@@ -209,6 +210,22 @@ void usage(void)
 		tfc_say("no error checking is performed.");
 		tfc_say("\n");
 	}
+	else if (!strcmp(progname, "xor")) {
+		is_embedded_prog = YES;
+		tfc_say("usage: %s [sourceX] [sourceY] [output]", progname);
+		tfc_say("\n");
+		tfc_say("tfcrypt embedded high performance XOR tool.");
+		tfc_say("It does XOR (multiply modulo 2) of each byte from sourceX");
+		tfc_say("each byte of sourceY and writes output.");
+		tfc_say("If filenames omitted, it is assumed to operate over");
+		tfc_say("standard in to standard out.");
+		tfc_say("If any of source files is shorter than another,");
+		tfc_say("then output is truncated to length of the shortest one.");
+		tfc_say("\n");
+		tfc_say("No error checking is performed.");
+		tfc_say("Please use iotool options there.");
+		tfc_say("\n");
+	}
 	else if (!strcmp(progname, "tfbench")) {
 		is_embedded_prog = YES;
 		tfc_say("usage: %s seconds", progname);
@@ -341,6 +358,7 @@ 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.");
@@ -362,6 +380,7 @@ void usage(void)
 	tfc_say("    xctr=val: specify size in bytes of initial counter prepended or read.");
 	tfc_say("    fullkey: occupy tweak space by key space, extending key size by 256 bits.");
 	tfc_say("  -P: plain IO mode: disable encryption/decryption code at all.");
+	tfc_say("  -X: XOR IO mode: same as -P but do XOR of two streams.");
 	tfc_say("\n");
 	tfc_say("Default is to ask for password, then encrypt stdin into stdout.");
 	tfc_say("Some cmdline parameters may be mutually exclusive, or they can");