X-Git-Url: https://jxself.org/git/?a=blobdiff_plain;f=tfcrypt.c;h=8d01618ce361abcbf6821ff77ea7bc106bc1538c;hb=250025065332c3c318756b0912da75bdddcdbb98;hp=363e3c4825c8735dcae93c7e10cf338fbcb49056;hpb=630fb7d8dc740715cdc52114d736d64bf14f0798;p=tfcrypt.git

diff --git a/tfcrypt.c b/tfcrypt.c
index 363e3c4..8d01618 100644
--- a/tfcrypt.c
+++ b/tfcrypt.c
@@ -62,9 +62,22 @@ int main(int argc, char **argv)
 
 	if (!isatty(2)) do_statline_dynamic = NO;
 
+	s = (char *)srcblk;
+	d = getenv("HOME");
+	if (!d) d = "";
+	n = PATH_MAX > sizeof(srcblk) ? sizeof(srcblk) : PATH_MAX;
+	if (xstrlcpy(s, d, n) >= n) goto _baddfname;
+	if (xstrlcat(s, "/.tfcrypt.defs", n) >= n) goto _baddfname;
+	read_defaults(s, YES);
+_baddfname:
+	memset(s, 0, n);
+
 	opterr = 0;
-	while ((c = getopt(argc, argv, "s:aU:C:r:K:t:TPkzxc:l:qedn:vV:pwE:O:S:AmM:R:Z:WHD:")) != -1) {
+	while ((c = getopt(argc, argv, "L:s:aU:C:r:K:t:TPkzxc:l:qedn:vV:pwE:O:S:AmM:R:Z:WHD:")) != -1) {
 		switch (c) {
+			case 'L':
+				read_defaults(optarg, NO);
+				break;
 			case 's':
 				saltf = optarg;
 				break;
@@ -903,7 +916,6 @@ _xts2genkey:	if (xwrite(krfd, pblk, TF_FROM_BITS(TFC_KEY_BITS)) == NOSIZE) xerro
 		if (!tweakf) skein(key+TF_FROM_BITS(TF_MAX_BITS)+TF_SIZE_UNIT, 2*TF_UNIT_BITS, NULL, key, TF_FROM_BITS(TFC_KEY_BITS));
 		tf_key_tweak_compat(key);
 	}
-	if (ctr_mode == TFC_MODE_STREAM) tfe_init_iv(&tfe, key, ctr);
 	if (ctr_mode == TFC_MODE_ECB) goto _ctrskip2;
 	tfc_data_to_words64(&iseek_blocks, sizeof(iseek_blocks));
 	tf_ctr_set(ctr, &iseek_blocks, sizeof(iseek_blocks));
@@ -989,6 +1001,8 @@ _ctrwagain:	lio = xwrite(dfd, pblk, lrem);
 		delta_processed += ldone;
 	}
 
+	if (ctr_mode == TFC_MODE_STREAM) tfe_init_iv(&tfe, key, ctr);
+
 	errno = 0;
 	do_stop = NO;
 	while (1) {