diff options
Diffstat (limited to 'busybox/archival/libunarchive/data_align.c')
-rw-r--r-- | busybox/archival/libunarchive/data_align.c | 33 |
1 files changed, 33 insertions, 0 deletions
diff --git a/busybox/archival/libunarchive/data_align.c b/busybox/archival/libunarchive/data_align.c new file mode 100644 index 0000000..1d43395 --- /dev/null +++ b/busybox/archival/libunarchive/data_align.c @@ -0,0 +1,33 @@ +/* + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation; either version 2 of the License, or + * (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software + * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. + */ + +#include <sys/types.h> + +#include <errno.h> +#include <unistd.h> + +#include "libbb.h" +#include "unarchive.h" + +extern void data_align(archive_handle_t *archive_handle, const unsigned short boundary) +{ + const unsigned short skip_amount = (boundary - (archive_handle->offset % boundary)) % boundary; + + archive_handle->seek(archive_handle, skip_amount); + archive_handle->offset += skip_amount; + + return; +} |