Add MD5_DIGEST_SIZE to our local MD5 implementation header

This is present in libnettle and has been made use of recently to
avoid a hard coded digest length value.

diff --git a/md5.h b/md5.h
index 92f45dbdc4c789e75a835761a5ddd7774c9f8c42..3946fc79cd037f51f10a1c90c9365bff246cba76 100644 (file)
--- a/md5.h
+++ b/md5.h
@@ -26,6 +26,9 @@
 #include <sys/types.h>
 typedef size_t md5_uintptr;
 
+/* Length in bytes of the MD5 digest */
+#define MD5_DIGEST_SIZE 16
+
 /* Structure to save state of computation between the single steps.  */
 struct md5_ctx
 {