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ape.h

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+/*
+ * Copyright 2008-2013 Various Authors
+ * Copyright 2007 Johannes Weißl
+ *
+ * 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/>.
+ */
+
+#ifndef CMUS_APE_H
+#define CMUS_APE_H
+
+#include <stdint.h>
+#include <stdlib.h>
+
+struct ape_header {
+	/* 1000 or 2000 (1.0, 2.0) */
+	uint32_t version;
+
+	/* tag size (header + tags, excluding footer) */
+	uint32_t size;
+
+	/* number of items */
+	uint32_t count;
+
+	/* global flags for each tag
+	 * there are also private flags for every tag
+	 * NOTE: 0 for version 1.0 (1000)
+	 */
+	uint32_t flags;
+};
+
+/* ape flags */
+#define AF_IS_UTF8(f)		(((f) & 6) == 0)
+#define AF_IS_FOOTER(f)		(((f) & (1 << 29)) == 0)
+
+struct apetag {
+	char *buf;
+	int pos;
+	struct ape_header header;
+};
+
+#define APETAG(name) struct apetag name = { .buf = NULL, .pos = 0, }
+
+int ape_read_tags(struct apetag *ape, int fd, int slow);
+char *ape_get_comment(struct apetag *ape, char **val);
+
+static inline void ape_free(struct apetag *ape)
+{
+	free(ape->buf);
+}
+
+#endif