Move canonicalize_name back to libutil

Signed-off-by: David Oberhollenzer <david.oberhollenzer@sigma-star.at>

1 files changed, 9 insertions, 0 deletions

diff --git a/include/util.h b/include/util.h
index 5fb5f9b..26c54e2 100644
--- a/include/util.h
+++ b/include/util.h
@@ -123,4 +123,13 @@ void *alloc_array(size_t item_size, size_t nmemb);
 SQFS_INTERNAL
 void *alloc_string(size_t len);
 
+/*
+  Convert back to forward slashed, remove all preceeding and trailing slashes,
+  collapse all sequences of slashes, remove all path components that are '.'
+  and returns failure state if one of the path components is '..'.
+
+  Returns 0 on success.
+*/
+SQFS_INTERNAL int canonicalize_name(char *filename);
+
 #endif /* UTIL_H */