diff options
Diffstat (limited to 'archival/libunarchive/data_align.c')
| -rw-r--r-- | archival/libunarchive/data_align.c | 33 |
1 files changed, 27 insertions, 6 deletions
diff --git a/archival/libunarchive/data_align.c b/archival/libunarchive/data_align.c index d6243bc..037242f 100644 --- a/archival/libunarchive/data_align.c +++ b/archival/libunarchive/data_align.c @@ -1,13 +1,34 @@ -#include <errno.h> +/* + * 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 "unarchive.h" + #include "libbb.h" +#include "unarchive.h" -extern const unsigned short data_align(const int src_fd, const unsigned int offset, const unsigned short align_to) +extern void data_align(archive_handle_t *archive_handle, const unsigned short boundary) { - const unsigned short skip_amount = (align_to - (offset % align_to)) % align_to; - seek_sub_file(src_fd, skip_amount); + const unsigned short skip_amount = (boundary - (archive_handle->offset % boundary)) % boundary; + + archive_handle->seek(archive_handle, skip_amount); + + archive_handle->offset += skip_amount; - return(skip_amount); + return; } |