X-Git-Url: https://git.ucc.asn.au/?a=blobdiff_plain;f=server%2Fcommon.h;h=5b6be66f17020436684632d78fd775919ff08b91;hb=8f94dbb551783aad414b57ba6da4596f19dc80a6;hp=5f71f9fcaa05f998aa0dda0fc5c3f0b0ab5b0e5e;hpb=7ca215713fa73c84ba0b46c9e7299386bd5cf5b8;p=matches%2FMCTX3420.git

diff --git a/server/common.h b/server/common.h
index 5f71f9f..5b6be66 100644
--- a/server/common.h
+++ b/server/common.h
@@ -1,6 +1,6 @@
 /**
  * @file common.h
- * @purpose Common header includes
+ * @brief Common header includes
  */
 
 #ifndef _COMMON_H
@@ -8,6 +8,10 @@
 
 #define _POSIX_C_SOURCE 200809L
 #define _BSD_SOURCE
+#define _XOPEN_SOURCE 600
+
+/** The current API version **/
+#define API_VERSION 0
 
 #include <stdlib.h>
 #include <stdio.h>
@@ -17,8 +21,15 @@
 #include <pthread.h>
 #include <unistd.h>
 #include <assert.h>
+#include <sys/time.h>
+#include <time.h>
 
 #include "log.h"
 #include "fastcgi.h"
 
+/**Converts a timeval to a double**/
+#define TIMEVAL_TO_DOUBLE(tv) ((tv).tv_sec + 1e-6 * ((tv).tv_usec))
+/**Takes the tv1-tv2 between two timevals and returns the result as a double*/
+#define TIMEVAL_DIFF(tv1, tv2) ((tv1).tv_sec - (tv2).tv_sec + 1e-6 * ((tv1).tv_usec - (tv2).tv_usec))
+
 #endif //_COMMON_H