X-Git-Url: https://git.distorted.org.uk/~mdw/sgt/agedu/blobdiff_plain/712ecaa057b431ab141bb9864096d6fa49d6c581..bb013b1f71556b8943793990a84d0e9b80e28004:/trie.h

diff --git a/trie.h b/trie.h
index ea24ef8..e27885f 100644
--- a/trie.h
+++ b/trie.h
@@ -66,6 +66,14 @@ void trie_fake_dir_atimes(void *t);
  */
 
 /*
+ * Check the magic numbers at the start of the file. This should also
+ * verify that the file was built on a platform whose structure layout
+ * matches that of the agedu reading it. Returns nonzero on successful
+ * match, zero on mismatch.
+ */
+int trie_check_magic(const void *t);
+
+/*
  * Return the path separator character in use in the trie.
  */
 char trie_pathsep(const void *t);