Avoid allocating packet buffers unnecessarily.

[meshlink] / src / ecdh.h

diff --git a/src/ecdh.h b/src/ecdh.h
index 3b5f33390cbd0ee8d89daf9dc9435dd39ffb3128..eb66ec0d17713bcd706ce747b60aef1b5a8ceeb4 100644 (file)
--- a/src/ecdh.h
+++ b/src/ecdh.h
@@ -1,6 +1,9 @@
+#ifndef MESHLINK_ECDH_H
+#define MESHLINK_ECDH_H
+
 /*
     ecdh.h -- header file for ecdh.c
-    Copyright (C) 2014 Guus Sliepen <guus@meshlink.io>
+    Copyright (C) 2014, 2017 Guus Sliepen <guus@meshlink.io>
 
     This program is free software; you can redistribute it and/or modify
     it under the terms of the GNU General Public License as published by
@@ -17,18 +20,15 @@
     51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
 */
 
-#ifndef __TINC_ECDH_H__
-#define __TINC_ECDH_H__
-
-#define ECDH_SIZE 67
-#define ECDH_SHARED_SIZE 66
+#define ECDH_SIZE 32
+#define ECDH_SHARED_SIZE 32
 
-#ifndef __TINC_ECDH_INTERNAL__
+#ifndef __MESHLINK_ECDH_INTERNAL__
 typedef struct ecdh ecdh_t;
 #endif
 
-extern ecdh_t *ecdh_generate_public(void *pubkey) __attribute__ ((__malloc__));
-extern bool ecdh_compute_shared(ecdh_t *ecdh, const void *pubkey, void *shared) __attribute__ ((__warn_unused_result__));
+extern ecdh_t *ecdh_generate_public(void *pubkey) __attribute__((__malloc__));
+extern bool ecdh_compute_shared(ecdh_t *ecdh, const void *pubkey, void *shared) __attribute__((__warn_unused_result__));
 extern void ecdh_free(ecdh_t *ecdh);
 
 #endif