Display hash of current defaults.

[tfcrypt.git] / tfc_error.c

diff --git a/tfc_error.c b/tfc_error.c
index 11c22bbb12ec519812d1d5e0403249ae034ada59..5729de0f42ff26ad18db6e37da6f81c4d4c7e934 100644 (file)
--- a/tfc_error.c
+++ b/tfc_error.c
@@ -91,7 +91,11 @@ void usage(void)
        tfc_yesno is_embedded_prog = NO;
 
        if (optopt == 'V') {
+               char shash[64];
                tfc_say("tfcrypt toolkit, version %s.", _TFCRYPT_VERSION);
+               hash_defaults(shash, sizeof(shash));
+               tfc_say("Defaults hash: %s", shash);
+               memset(shash, 0, sizeof(shash));
                xexit(0);
        }
 
@@ -256,6 +260,7 @@ void usage(void)
        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("    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("    xkey=val: take only val bytes from user keyfile.");
        tfc_say("    okey=val: seek the key before reading it (usually a device).");
        tfc_say("    xctr=val: specify size in bytes of initial counter prepended or read.");