X-Git-Url: http://www.project-moonshot.org/gitweb/?a=blobdiff_plain;f=include%2Ftr_util.h;h=9b2da06c461c9c3f93c5ab3f04249b9df186f2ff;hb=HEAD;hp=bed0482a78251aa32f6f8e31138625770018eeb9;hpb=3c5fb17459ff56d5e23cea059503f46a42150a1e;p=trust_router.git

diff --git a/include/tr_util.h b/include/tr_util.h
index bed0482..9b2da06 100644
--- a/include/tr_util.h
+++ b/include/tr_util.h
@@ -35,12 +35,17 @@
 #ifndef TR_UTIL_H
 #define TR_UTIL_H
 
+#include <stddef.h>
 #include <trust_router/tr_versioning.h>
 
 /* NB, tr_bin_to_hex() is also prototyped in trust_router/tr_dh.h */
 TR_EXPORT void tr_bin_to_hex(const unsigned char * bin, size_t binlen,
                              char * hex_out, size_t hex_len);
-TR_EXPORT int tr_cmp_timespec(struct timespec *ts1, struct timespec *ts2);
-char *timespec_to_str(struct timespec *ts);
+TR_EXPORT int tr_cmp_timespec(const struct timespec *ts1, const struct timespec *ts2);
+int tr_add_timespec(const struct timespec *ts1, const struct timespec *ts2, struct timespec *sum);
+int tr_sub_timespec(const struct timespec *ts1_copy, const struct timespec *ts2_copy, struct timespec *diff);
+char *timespec_to_str(const struct timespec *ts);
+struct timespec *tr_clock_convert(clockid_t from, const struct timespec *when,
+                                  clockid_t to, struct timespec *dst);
 
 #endif /* TR_UTIL_H */