mkntfs: Add new option -T which fakes the time to be 00:00:00 UTC,

Jan 1, 1970 instead of the current system time.

ChangeLog

@@ -144,8 +144,10 @@ xx/xx/2005 - 2.0.0-WIP
 	  permissions that got lost during the move.  (Anton)
 	- ntfsresize: fix segfault during filesystem check if NTFS $Bitmap file
 	  size was larger than it should have been.  (Szaka)
-	- mkntfs: don't mark NTFS dirty if the backup boot sector could be
-	  successfully created (Szaka)
+	- mkntfs: Don't mark NTFS dirty if the backup boot sector could be
+	  successfully created.  (Szaka)
+	- mkntfs: Add new option -T which fakes the time to be 00:00:00 UTC,
+	  Jan 1, 1970 instead of the current system time.
 
 04/09/2004 - 1.9.4 - Urgent bug fixes.
 

ntfsprogs/mkntfs.8.in

@@ -3,7 +3,7 @@
 .\" This file may be copied under the terms of the GNU Public License.
 .\" Adapted from e2fsprogs-1.19/misc/mke2fs.8.in by Theodore Ts'o.
 .\"
-.TH MKNTFS 8 "March 2002" "ntfsprogs version @VERSION@"
+.TH MKNTFS 8 "June 2005" "ntfsprogs version @VERSION@"
 .SH NAME
 mkntfs \- create a NTFS 1.2 (Windows NT/2000/XP) file system
 .SH SYNOPSIS
@@ -60,6 +60,9 @@ mkntfs \- create a NTFS 1.2 (Windows NT/2000/XP) file system
 .B \-F
 ]
 [
+.B \-T
+]
+[
 .B \-I
 ]
 [
@@ -213,6 +216,10 @@ to run, even if the specified
 .I device
 is not a block special device, or appears to be mounted.
 .TP
+.B \-T
+Fake the time to be 00:00:00 UTC, Jan 1, 1970 instead of the current system
+time.  This is only really useful for debugging purposes.
+.TP
 .B \-I
 Disable content indexing on the volume. (This is only meaningful on
 Windows 2000 and later. Windows NT 4.0 and earlier ignore this as they do

ntfsprogs/mkntfs.c

@@ -207,6 +207,8 @@ struct {
 	char disable_indexing;		/* -I, disables indexing of file
 					   contents on the volume by default. */
 					/* -V, print version and exit. */
+	char use_epoch_time;		/* -T, fake the time to be
+					   00:00:00 UTC, Jan 1, 1970. */
 } opts;
 
 /**
@@ -315,6 +317,8 @@ static void usage(void)
 			"    -n                       Do not write to disk\n"
 			"    -F                       Force execution despite "
 			"errors\n"
+			"    -T                       Fake the time to be "
+			"00:00:00 UTC, Jan 1, 1970\n"
 			"    -q                       Quiet execution\n"
 			"    -v                       Verbose execution\n"
 			"    -vv                      Very verbose execution\n"
@@ -343,7 +347,7 @@ static void parse_options(int argc, char *argv[])
 	if (argc && *argv)
 		EXEC_NAME = *argv;
 	fprintf(stderr, "%s v%s\n", EXEC_NAME, VERSION);
-	while ((c = getopt(argc, argv, "c:fh?np:qs:vz:CFIL:QVl")) != EOF)
+	while ((c = getopt(argc, argv, "c:fh?np:qs:vz:CFTIL:QVl")) != EOF)
 		switch (c) {
 		case 'n':
 			opts.no_action = 1;
@@ -401,6 +405,9 @@ static void parse_options(int argc, char *argv[])
 		case 'F':
 			opts.force = 1;
 			break;
+		case 'T':
+			opts.use_epoch_time = 1;
+			break;
 		case 'I':
 			opts.disable_indexing = 1;
 			break;
@@ -433,6 +440,16 @@ static void parse_options(int argc, char *argv[])
 		usage();
 }
 
+/**
+ * mkntfs_time
+ */
+static time_t mkntfs_time(void)
+{
+	if (!opts.use_epoch_time)
+		return time(NULL);
+	return 0;
+}
+
 /**
  * append_to_bad_blocks
  *
@@ -1652,7 +1669,7 @@ static int add_attr_std_info(MFT_RECORD *m, const FILE_ATTR_FLAGS flags)
 	STANDARD_INFORMATION si;
 	int err;
 
-	si.creation_time = utc2ntfs(time(NULL));
+	si.creation_time = utc2ntfs(mkntfs_time());
 	si.last_data_change_time = si.creation_time;
 	si.last_mft_change_time = si.creation_time;
 	si.last_access_time = si.creation_time;
@@ -2426,7 +2443,7 @@ static int create_hardlink(INDEX_BLOCK *idx, const MFT_REF ref_parent,
 	fn->parent_directory = ref_parent;
 	// FIXME: Is this correct? Or do we have to copy the creation_time
 	// from the std info?
-	fn->creation_time = utc2ntfs(time(NULL));
+	fn->creation_time = utc2ntfs(mkntfs_time());
 	fn->last_data_change_time = fn->creation_time;
 	fn->last_mft_change_time = fn->creation_time;
 	fn->last_access_time = fn->creation_time;
@@ -3672,7 +3689,7 @@ int main(int argc, char **argv)
 	/* Setup the correct locale for string output and conversion. */
 	utils_set_locale();
 	/* Initialize the random number generator with the current time. */
-	srandom(time(NULL));
+	srandom(mkntfs_time());
 	/* Allocate and initialize ntfs_volume structure vol. */
 	vol = ntfs_volume_alloc();
 	if (!vol)