[cmp] add decompression support

* Adds .Z, .gz, .lzma, .xz and .bz2 decompression support for DD images
  using the Bled library (https://github.com/pbatard/bled).
* Closes #269
This commit is contained in:
Pete Batard 2014-12-29 20:34:41 +00:00
parent 3f0e71f3ba
commit 7599715ae6
56 changed files with 10020 additions and 89 deletions

15
src/bled/data_align.c Normal file
View file

@ -0,0 +1,15 @@
/* vi: set sw=4 ts=4: */
/*
* Licensed under GPLv2 or later, see file LICENSE in this source tree.
*/
#include "libbb.h"
#include "bb_archive.h"
void FAST_FUNC data_align(archive_handle_t *archive_handle, unsigned boundary)
{
unsigned skip_amount = (boundary - (archive_handle->offset % boundary)) % boundary;
archive_handle->seek(archive_handle->src_fd, skip_amount);
archive_handle->offset += skip_amount;
}