void EnableArchiveFormats(struct archive *p_archive)
{
// archive_read_support_filter_bzip2(p_archive);
// archive_read_support_filter_compress(p_archive);
// archive_read_support_filter_gzip(p_archive);
// archive_read_support_filter_grzip(p_archive);
// archive_read_support_filter_lrzip(p_archive);
// archive_read_support_filter_lzip(p_archive);
archive_read_support_filter_lzma(p_archive);
archive_read_support_filter_lzop(p_archive);
archive_read_support_filter_none(p_archive);
archive_read_support_filter_rpm(p_archive);
archive_read_support_filter_uu(p_archive);
archive_read_support_filter_xz(p_archive);
// archive_read_support_format_7zip(p_archive);
archive_read_support_format_ar(p_archive);
archive_read_support_format_cab(p_archive);
archive_read_support_format_cpio(p_archive);
archive_read_support_format_gnutar(p_archive);
// archive_read_support_format_iso9660(p_archive);
archive_read_support_format_lha(p_archive);
archive_read_support_format_mtree(p_archive);
archive_read_support_format_rar(p_archive);
archive_read_support_format_raw(p_archive);
archive_read_support_format_tar(p_archive);
archive_read_support_format_xar(p_archive);
// archive_read_support_format_zip(p_archive);
}
int
archive_read_support_format_all(struct archive *a)
{
archive_check_magic(a, ARCHIVE_READ_MAGIC,
ARCHIVE_STATE_NEW, "archive_read_support_format_all");
/* TODO: It would be nice to compute the ordering
* here automatically so that people who enable just
* a few formats can still get the benefits. That
* may just require the format registration to include
* a "maximum read-ahead" value (anything that uses seek
* would be essentially infinite read-ahead). The core
* bid management can then sort the bidders before calling
* them.
*
* If you implement the above, please return the list below
* to alphabetic order.
*/
/*
* These bidders are all pretty cheap; they just examine a
* small initial part of the archive. If one of these bids
* high, we can maybe avoid running any of the more expensive
* bidders below.
*/
archive_read_support_format_ar(a);
archive_read_support_format_cpio(a);
archive_read_support_format_empty(a);
archive_read_support_format_lha(a);
archive_read_support_format_mtree(a);
archive_read_support_format_tar(a);
archive_read_support_format_xar(a);
/*
* Install expensive bidders last. By doing them last, we
* increase the chance that a high bid from someone else will
* make it unnecessary for these to do anything at all.
*/
/* These three have potentially large look-ahead. */
archive_read_support_format_7zip(a);
archive_read_support_format_cab(a);
archive_read_support_format_rar(a);
archive_read_support_format_iso9660(a);
/* Seek is really bad, since it forces the read-ahead
* logic to discard buffered data. */
archive_read_support_format_zip(a);
/* Note: We always return ARCHIVE_OK here, even if some of the
* above return ARCHIVE_WARN. The intent here is to enable
* "as much as possible." Clients who need specific
* compression should enable those individually so they can
* verify the level of support. */
/* Clear any warning messages set by the above functions. */
archive_clear_error(a);
return (ARCHIVE_OK);
}
int
archive_read_support_format_by_code(struct archive *a, int format_code)
{
archive_check_magic(a, ARCHIVE_READ_MAGIC,
ARCHIVE_STATE_NEW, "archive_read_support_format_by_code");
switch (format_code & ARCHIVE_FORMAT_BASE_MASK) {
case ARCHIVE_FORMAT_7ZIP:
return archive_read_support_format_7zip(a);
break;
case ARCHIVE_FORMAT_AR:
return archive_read_support_format_ar(a);
break;
case ARCHIVE_FORMAT_CAB:
return archive_read_support_format_cab(a);
break;
case ARCHIVE_FORMAT_CPIO:
return archive_read_support_format_cpio(a);
break;
case ARCHIVE_FORMAT_ISO9660:
return archive_read_support_format_iso9660(a);
break;
case ARCHIVE_FORMAT_LHA:
return archive_read_support_format_lha(a);
break;
case ARCHIVE_FORMAT_MTREE:
return archive_read_support_format_mtree(a);
break;
case ARCHIVE_FORMAT_RAR:
return archive_read_support_format_rar(a);
break;
case ARCHIVE_FORMAT_TAR:
return archive_read_support_format_tar(a);
break;
case ARCHIVE_FORMAT_XAR:
return archive_read_support_format_xar(a);
break;
case ARCHIVE_FORMAT_ZIP:
return archive_read_support_format_zip(a);
break;
}
return (ARCHIVE_FATAL);
}
