diff options
Diffstat (limited to 'archival/libunarchive/filter_accept_list_reassign.c')
-rw-r--r-- | archival/libunarchive/filter_accept_list_reassign.c | 48 |
1 files changed, 48 insertions, 0 deletions
diff --git a/archival/libunarchive/filter_accept_list_reassign.c b/archival/libunarchive/filter_accept_list_reassign.c new file mode 100644 index 000000000..04b678007 --- /dev/null +++ b/archival/libunarchive/filter_accept_list_reassign.c @@ -0,0 +1,48 @@ +/* vi: set sw=4 ts=4: */ +/* + * Copyright (C) 2002 by Glenn McGrath + * + * Licensed under GPLv2 or later, see file LICENSE in this tarball for details. + */ + +#include <stdlib.h> +#include <string.h> +#include <unistd.h> + +#include "libbb.h" +#include "unarchive.h" + +/* + * 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 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; + + /* Extract the last 2 extensions */ + name_ptr = strrchr(archive_handle->file_header->name, '.'); + + /* Modify the subarchive handler based on the extension */ +#ifdef CONFIG_FEATURE_DEB_TAR_GZ + if (strcmp(name_ptr, ".gz") == 0) { + archive_handle->action_data_subarchive = get_header_tar_gz; + return EXIT_SUCCESS; + } +#endif +#ifdef CONFIG_FEATURE_DEB_TAR_BZ2 + if (strcmp(name_ptr, ".bz2") == 0) { + archive_handle->action_data_subarchive = get_header_tar_bz2; + return EXIT_SUCCESS; + } +#endif + if (ENABLE_FEATURE_DEB_TAR_LZMA && !strcmp(name_ptr, ".lzma")) { + archive_handle->action_data_subarchive = get_header_tar_lzma; + return EXIT_SUCCESS; + } + } + return EXIT_FAILURE; +} |