1 files changed, 75 insertions, 0 deletions
diff --git a/src/loadsave.h b/src/loadsave.h
new file mode 100644
index 0000000..14fb6ff
--- /dev/null
+++ b/src/loadsave.h
@@ -0,0 +1,75 @@
+/*
+ * loadsave.h
+ *
+ * Colloquium - A tiny presentation program
+ *
+ * Copyright (c) 2011 Thomas White <taw@bitwiz.org.uk>
+ *
+ * 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 3 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 LOADSAVE_H
+#define LOADSAVE_H
+
+#ifdef HAVE_CONFIG_H
+#include <config.h>
+#endif
+
+/* Forward declaration */
+struct presentation;
+
+struct ds_node
+{
+	char *key;
+	char *value;
+	struct ds_node **children;
+	int n_children;
+	int max_children;
+};
+
+/* Would be opaque if I could be bothered to write the constructor */
+struct serializer
+{
+	FILE *fh;
+
+	char *stack[32];
+	int stack_depth;
+	char *prefix;
+	int empty_set;
+	int blank_written;
+};
+
+extern void show_tree(struct ds_node *root, const char *path);
+
+extern char *escape_text(const char *a);
+extern char *unescape_text(const char *a);
+
+extern void serialize_start(struct serializer *s, const char *id);
+extern void serialize_s(struct serializer *s, const char *key, const char *val);
+extern void serialize_f(struct serializer *s, const char *key, double val);
+extern void serialize_b(struct serializer *s, const char *key, int val);
+extern void serialize_end(struct serializer *s);
+
+extern int get_field_f(struct ds_node *root, const char *key, double *val);
+extern int get_field_i(struct ds_node *root, const char *key, int *val);
+extern int get_field_s(struct ds_node *root, const char *key, char **val);
+
+extern struct ds_node *find_node(struct ds_node *root, const char *path,
+                                 int cr);
+
+extern int load_presentation(struct presentation *p, const char *filename);
+extern int save_presentation(struct presentation *p, const char *filename);
+
+#endif	/* LOADSAVE_H */