blob: b9acfbc05428f21650a4e4b2a3c0215f0b96a096 [file] [log] [blame]
/* vi: set sw=4 ts=4: */
/*
* Copyright (C) 2002 by Glenn McGrath
*
* Licensed under GPLv2 or later, see file LICENSE in this source tree.
*/
#include "libbb.h"
#include "bb_archive.h"
/* Built and used only if ENABLE_DPKG || ENABLE_DPKG_DEB */
/*
* Reassign the subarchive metadata parser based on the filename extension
* e.g. if its a .tar.gz modify archive_handle->sub_archive to process a .tar.gz
* or if its a .tar.bz2 make archive_handle->sub_archive handle that
*/
char FAST_FUNC filter_accept_list_reassign(archive_handle_t *archive_handle)
{
/* Check the file entry is in the accept list */
if (find_list_entry(archive_handle->accept, archive_handle->file_header->name)) {
const char *name_ptr;
/* Find extension */
name_ptr = strrchr(archive_handle->file_header->name, '.');
if (!name_ptr)
return EXIT_FAILURE;
name_ptr++;
/* Modify the subarchive handler based on the extension */
if (strcmp(name_ptr, "tar") == 0) {
archive_handle->dpkg__action_data_subarchive = get_header_tar;
return EXIT_SUCCESS;
}
if (ENABLE_FEATURE_SEAMLESS_GZ
&& strcmp(name_ptr, "gz") == 0
) {
archive_handle->dpkg__action_data_subarchive = get_header_tar_gz;
return EXIT_SUCCESS;
}
if (ENABLE_FEATURE_SEAMLESS_BZ2
&& strcmp(name_ptr, "bz2") == 0
) {
archive_handle->dpkg__action_data_subarchive = get_header_tar_bz2;
return EXIT_SUCCESS;
}
if (ENABLE_FEATURE_SEAMLESS_LZMA
&& strcmp(name_ptr, "lzma") == 0
) {
archive_handle->dpkg__action_data_subarchive = get_header_tar_lzma;
return EXIT_SUCCESS;
}
if (ENABLE_FEATURE_SEAMLESS_XZ
&& strcmp(name_ptr, "xz") == 0
) {
archive_handle->dpkg__action_data_subarchive = get_header_tar_xz;
return EXIT_SUCCESS;
}
}
return EXIT_FAILURE;
}