1 files changed, 70 insertions, 0 deletions
diff --git a/src/statement.c b/src/statement.c
new file mode 100644
index 00000000..d6d1eef8
--- /dev/null
+++ b/src/statement.c
@@ -0,0 +1,70 @@
+/*
+  Copyright 2011-2018 David Robillard <http://drobilla.net>
+
+  Permission to use, copy, modify, and/or distribute this software for any
+  purpose with or without fee is hereby granted, provided that the above
+  copyright notice and this permission notice appear in all copies.
+
+  THIS SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
+  WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
+  MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
+  ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
+  WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
+  ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
+  OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
+*/
+
+#include "statement.h"
+
+const SerdNode*
+serd_statement_get_node(const SerdStatement* statement, SerdField field)
+{
+	return statement->nodes[field];
+}
+
+const SerdNode*
+serd_statement_get_subject(const SerdStatement* statement)
+{
+	return statement->nodes[SERD_SUBJECT];
+}
+
+const SerdNode*
+serd_statement_get_predicate(const SerdStatement* statement)
+{
+	return statement->nodes[SERD_PREDICATE];
+}
+
+const SerdNode*
+serd_statement_get_object(const SerdStatement* statement)
+{
+	return statement->nodes[SERD_OBJECT];
+}
+
+const SerdNode*
+serd_statement_get_graph(const SerdStatement* statement)
+{
+	return statement->nodes[SERD_GRAPH];
+}
+
+bool
+serd_statement_matches(const SerdStatement* statement,
+                       const SerdNode*      subject,
+                       const SerdNode*      predicate,
+                       const SerdNode*      object,
+                       const SerdNode*      graph)
+
+{
+	return (serd_node_pattern_match(statement->nodes[0], subject) &&
+	        serd_node_pattern_match(statement->nodes[1], predicate) &&
+	        serd_node_pattern_match(statement->nodes[2], object) &&
+	        serd_node_pattern_match(statement->nodes[3], graph));
+}
+
+bool
+serd_statement_matches_quad(const SerdStatement* statement, const SerdQuad quad)
+{
+	return serd_node_pattern_match(statement->nodes[0], quad[0]) &&
+	       serd_node_pattern_match(statement->nodes[1], quad[1]) &&
+	       serd_node_pattern_match(statement->nodes[2], quad[2]) &&
+	       serd_node_pattern_match(statement->nodes[3], quad[3]);
+}