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cue_utils.c

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+/*
+ * Copyright (C) 2008-2013 Various Authors
+ * Copyright (C) 2011 Gregory Petrosyan
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 2 of the License, or
+ * (at your option) any later version.
+ *
+ * This program 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 General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ */
+
+#include "path.h"
+#include "utils.h"
+#include "cue_utils.h"
+#include "xmalloc.h"
+#include "cue.h"
+
+#include <stdio.h>
+
+int is_cue(const char *filename)
+{
+	const char *ext = get_extension(filename);
+	return ext != NULL && strcmp(ext, "cue") == 0;
+}
+
+
+int cue_get_track_nums(const char *filename, int **out_nums)
+{
+	struct cue_sheet *cd = cue_from_file(filename);
+	if (!cd)
+		return -1;
+
+	int n = cd->num_tracks;
+	*out_nums = xnew(int, n);
+
+	int i;
+	for (i = 0; i < n; i++)
+		(*out_nums)[i] = cd->tracks[i].number;
+
+	cue_free(cd);
+	return n;
+}
+
+
+int cue_get_files(const char *filename, char ***out_files)
+{
+	struct cue_sheet *cd = cue_from_file(filename);
+	if (!cd)
+		return -1;
+
+	int n = list_len(&cd->files);
+	*out_files = xnew(char *, n);
+
+	int i = 0;
+	struct cue_track_file *tf;
+	list_for_each_entry(tf, &cd->files, node) {
+		(*out_files)[i] = tf->file;
+		tf->file = NULL;
+		i++;
+	}
+
+	cue_free(cd);
+	return n;
+}
+
+
+char *construct_cue_url(const char *cue_filename, int track_n)
+{
+	char buf[4096] = {0};
+
+	snprintf(buf, sizeof(buf), "cue://%s/%d", cue_filename, track_n);
+
+	return xstrdup(buf);
+}