Add a path_reverse() function

1 files changed, 2 insertions, 0 deletions

diff --git a/path.h b/path.h
index ea812e8..4a2159f 100644
--- a/path.h
+++ b/path.h
@@ -19,6 +19,8 @@ size_t diagonal_distance(Position a, Position b);
 
 Path path_new(size_t width, size_t height);
 void path_free(Path path, size_t height);
+/* Reverses the path in place and switches start and end */
+void path_reverse(Path *path, size_t width, size_t height, Position *start, Position *end);
 
 /* Helper funcs for the visited array */
 char **visited_new(size_t width, size_t height);