/* Calculates the SHA1 message digest of a file. @md must point to a buffer of
* length 20 bytes into which the message digest is written. */
-int sha1sum(const char *filename, u8 md[SHA1_HASH_SIZE])
+int
+sha1sum(const mbchar *filename, u8 md[SHA1_HASH_SIZE])
{
FILE *fp;
int ret;