summaryrefslogtreecommitdiff
path: root/i/pc104/initrd/conf/busybox/archival/libunarchive/filter_accept_list_reassign.c
diff options
context:
space:
mode:
Diffstat (limited to 'i/pc104/initrd/conf/busybox/archival/libunarchive/filter_accept_list_reassign.c')
-rw-r--r--i/pc104/initrd/conf/busybox/archival/libunarchive/filter_accept_list_reassign.c44
1 files changed, 44 insertions, 0 deletions
diff --git a/i/pc104/initrd/conf/busybox/archival/libunarchive/filter_accept_list_reassign.c b/i/pc104/initrd/conf/busybox/archival/libunarchive/filter_accept_list_reassign.c
new file mode 100644
index 0000000..0fb536f
--- /dev/null
+++ b/i/pc104/initrd/conf/busybox/archival/libunarchive/filter_accept_list_reassign.c
@@ -0,0 +1,44 @@
+/* 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 "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;
+}