#include "tfcrypt.h"
-tfc_yesno xexit_no_nl;
-
void xerror(tfc_yesno noexit, tfc_yesno noerrno, tfc_yesno nostats, const char *fmt, ...)
{
va_list ap;
va_start(ap, fmt);
- if (statline_was_shown == YES && do_statline_dynamic == YES) tfc_esay("\n");
+ if (noexit == YES && (statline_was_shown == YES && do_statline_dynamic == YES)) tfc_esay("\n");
tfc_nfsay(stderr, "%s: ", tfc_format_pid(progname));
tfc_vfsay(stderr, NO, fmt, ap);
va_end(ap);
if (nostats == NO) {
- print_crypt_status(-1);
- tfc_esay("\n");
+ print_crypt_status(TFC_SIGERR);
}
- xexit_no_nl = YES;
-
_do_sil_exit:
if (noexit == YES) {
errno = 0;
memset(pwdask, 0, sizeof(pwdask));
memset(pwdagain, 0, sizeof(pwdagain));
- if (xexit_no_nl == NO) tfc_esay("\n");
exit(status);
}
{
tfc_yesno is_embedded_prog = NO;
- xexit_no_nl = YES;
-
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));
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("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");
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);
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,");
tfc_say(" -v: print number of read and written encrypted bytes, and explain stages.");
tfc_say(" -V seconds: activate timer that will repeatedly print statistics to stderr.");
tfc_say(" -a: shortcut of -O xtime.");
+ tfc_say(" -g: same as '-e -C stream -c rand' or '-d -C stream -c head', depending on mode.");
+ tfc_say(" -j: same as '-e -C ctr -c rand' or '-d -C ctr -c head', depending on mode.");
tfc_say(" -l length: read only these first bytes of source.");
tfc_say(" -r <file>: specify random source instead of /dev/urandom.");
tfc_say(" -R nr_bytes: generate nr_bytes of random bytes suitable for use as key data.");
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.");
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");