2015-12-11 19:21:43 +00:00
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--- a/squashfs-tools/mksquashfs.c
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+++ b/squashfs-tools/mksquashfs.c
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2015-12-11 15:07:15 +00:00
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@@ -175,6 +175,9 @@ unsigned int cache_bytes = 0, cache_size
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/* inode lookup table */
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squashfs_inode *inode_lookup_table = NULL;
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+/* override all timestamps */
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+time_t fixed_time = -1;
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+
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/* in memory directory data */
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#define I_COUNT_SIZE 128
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#define DIR_ENTRIES 32
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@@ -2452,6 +2455,8 @@ again:
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restat:
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fstat(file, &buf2);
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close(file);
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+ if (fixed_time != -1)
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+ buf2.st_mtime = fixed_time;
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if(read_size != buf2.st_size) {
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memcpy(buf, &buf2, sizeof(struct stat));
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file_buffer->error = 2;
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@@ -3612,7 +3617,7 @@ void dir_scan(squashfs_inode *inode, cha
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buf.st_mode = S_IRWXU | S_IRWXG | S_IRWXO | S_IFDIR;
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buf.st_uid = getuid();
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buf.st_gid = getgid();
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- buf.st_mtime = time(NULL);
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+ buf.st_mtime = fixed_time != -1 ? fixed_time : time(NULL);
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buf.st_dev = 0;
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buf.st_ino = 0;
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dir_ent->inode = lookup_inode(&buf);
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@@ -3623,6 +3628,8 @@ void dir_scan(squashfs_inode *inode, cha
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pathname, strerror(errno));
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return;
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}
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+ if(fixed_time != -1)
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+ buf.st_mtime = fixed_time;
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dir_ent->inode = lookup_inode(&buf);
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}
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@@ -3677,6 +3684,8 @@ struct dir_info *dir_scan1(char *pathnam
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filename, strerror(errno));
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continue;
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}
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+ if(fixed_time != -1)
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+ buf.st_mtime = fixed_time;
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if((buf.st_mode & S_IFMT) != S_IFREG &&
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(buf.st_mode & S_IFMT) != S_IFDIR &&
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@@ -3795,7 +3804,7 @@ struct dir_info *dir_scan2(struct dir_in
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buf.st_gid = pseudo_ent->dev->gid;
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buf.st_rdev = makedev(pseudo_ent->dev->major,
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pseudo_ent->dev->minor);
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- buf.st_mtime = time(NULL);
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+ buf.st_mtime = fixed_time != -1 ? fixed_time : time(NULL);
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buf.st_ino = pseudo_ino ++;
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if(pseudo_ent->dev->type == 'f') {
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@@ -4674,6 +4683,15 @@ int main(int argc, char *argv[])
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progress = FALSE;
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else if(strcmp(argv[i], "-no-exports") == 0)
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exportable = FALSE;
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+ else if(strcmp(argv[i], "-fixed-time") == 0) {
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+ if((++i == argc) || (fixed_time =
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+ strtoll(argv[i], &b, 10), *b != '\0')) {
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+ ERROR("%s: -fixed-time missing or invalid "
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+ "timestamp\n", argv[0]);
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+
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+ exit(1);
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+ }
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+ }
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else if(strcmp(argv[i], "-processors") == 0) {
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if((++i == argc) || (processors =
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strtol(argv[i], &b, 10), *b != '\0')) {
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@@ -5314,7 +5332,7 @@ printOptions:
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sBlk.flags = SQUASHFS_MKFLAGS(noI, noD, noF, noX, no_fragments,
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always_use_fragments, duplicate_checking, exportable,
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no_xattrs, comp_opts);
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- sBlk.mkfs_time = time(NULL);
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+ sBlk.mkfs_time = fixed_time != -1 ? fixed_time : time(NULL);
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restore_filesystem:
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if(progress && estimated_uncompressed) {
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