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authorDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-15 20:36:56 +0000
committerDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-15 20:36:56 +0000
commit51de1d8436100f725f3576aefa24a2bd2057bc28 (patch)
treec6d1d5264b6d40a8d7ca34129f36b7d61e188af3 /demux/demux_libarchive.c
parentInitial commit. (diff)
downloadmpv-51de1d8436100f725f3576aefa24a2bd2057bc28.tar.xz
mpv-51de1d8436100f725f3576aefa24a2bd2057bc28.zip
Adding upstream version 0.37.0.upstream/0.37.0
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to '')
-rw-r--r--demux/demux_libarchive.c120
1 files changed, 120 insertions, 0 deletions
diff --git a/demux/demux_libarchive.c b/demux/demux_libarchive.c
new file mode 100644
index 0000000..ec50498
--- /dev/null
+++ b/demux/demux_libarchive.c
@@ -0,0 +1,120 @@
+/*
+ * This file is part of mpv.
+ *
+ * mpv is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU Lesser General Public
+ * License as published by the Free Software Foundation; either
+ * version 2.1 of the License, or (at your option) any later version.
+ *
+ * mpv is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU Lesser General Public License for more details.
+ *
+ * You should have received a copy of the GNU Lesser General Public
+ * License along with mpv. If not, see <http://www.gnu.org/licenses/>.
+ */
+
+#include <archive.h>
+#include <archive_entry.h>
+
+#include "common/common.h"
+#include "common/playlist.h"
+#include "options/m_config.h"
+#include "stream/stream.h"
+#include "misc/natural_sort.h"
+#include "demux.h"
+
+#include "stream/stream_libarchive.h"
+
+struct demux_libarchive_opts {
+ bool rar_list_all_volumes;
+};
+
+static int cmp_filename(const void *a, const void *b)
+{
+ return mp_natural_sort_cmp(*(char **)a, *(char **)b);
+}
+
+static int open_file(struct demuxer *demuxer, enum demux_check check)
+{
+ if (!demuxer->access_references)
+ return -1;
+
+ int flags = 0;
+ int probe_size = STREAM_BUFFER_SIZE;
+ if (check <= DEMUX_CHECK_REQUEST) {
+ flags |= MP_ARCHIVE_FLAG_UNSAFE;
+ probe_size *= 100;
+ }
+
+ void *probe = ta_alloc_size(NULL, probe_size);
+ if (!probe)
+ return -1;
+ int probe_got = stream_read_peek(demuxer->stream, probe, probe_size);
+ struct stream *probe_stream =
+ stream_memory_open(demuxer->global, probe, probe_got);
+ struct mp_archive *mpa = mp_archive_new(mp_null_log, probe_stream, flags, 0);
+ bool ok = !!mpa;
+ free_stream(probe_stream);
+ mp_archive_free(mpa);
+ ta_free(probe);
+ if (!ok)
+ return -1;
+
+ struct demux_libarchive_opts *opts =
+ mp_get_config_group(demuxer, demuxer->global, demuxer->desc->options);
+
+ if (!opts->rar_list_all_volumes)
+ flags |= MP_ARCHIVE_FLAG_NO_VOLUMES;
+
+ mpa = mp_archive_new(demuxer->log, demuxer->stream, flags, 0);
+ if (!mpa)
+ return -1;
+
+ struct playlist *pl = talloc_zero(demuxer, struct playlist);
+ demuxer->playlist = pl;
+
+ char *prefix = mp_url_escape(mpa, demuxer->stream->url, "~|");
+
+ char **files = NULL;
+ int num_files = 0;
+
+ while (mp_archive_next_entry(mpa)) {
+ // stream_libarchive.c does the real work
+ char *f = talloc_asprintf(mpa, "archive://%s|/%s", prefix,
+ mpa->entry_filename);
+ MP_TARRAY_APPEND(mpa, files, num_files, f);
+ }
+
+ if (files)
+ qsort(files, num_files, sizeof(files[0]), cmp_filename);
+
+ for (int n = 0; n < num_files; n++)
+ playlist_add_file(pl, files[n]);
+
+ playlist_set_stream_flags(pl, demuxer->stream_origin);
+
+ demuxer->filetype = "archive";
+ demuxer->fully_read = true;
+
+ mp_archive_free(mpa);
+ demux_close_stream(demuxer);
+
+ return 0;
+}
+
+#define OPT_BASE_STRUCT struct demux_libarchive_opts
+
+const struct demuxer_desc demuxer_desc_libarchive = {
+ .name = "libarchive",
+ .desc = "libarchive wrapper",
+ .open = open_file,
+ .options = &(const struct m_sub_options){
+ .opts = (const struct m_option[]) {
+ {"rar-list-all-volumes", OPT_BOOL(rar_list_all_volumes)},
+ {0}
+ },
+ .size = sizeof(OPT_BASE_STRUCT),
+ },
+};