X-Git-Url: https://tinc-vpn.org/git/browse?a=blobdiff_plain;f=src%2Futils.h;h=9756a3e0c3ca893180ac792a728029d9ef886014;hb=a85198d20f24cd4e20ec5c57e402611fef8b137a;hp=10de2d41205dfe12371292c7edf5b7205dcabe70;hpb=b2701c7c54b11cda71461c5dbbc985476bf5b221;p=tinc

diff --git a/src/utils.h b/src/utils.h
index 10de2d41..9756a3e0 100644
--- a/src/utils.h
+++ b/src/utils.h
@@ -23,6 +23,8 @@
 
 #include "system.h"
 
+#include "crypto.h"
+
 #define B64_SIZE(len) ((len) * 4 / 3 + 5)
 
 extern size_t hex2bin(const char *src, void *dst, size_t length);
@@ -43,6 +45,10 @@ extern const char *winerror(int);
 #define sockinuse(x) ((x) == WSAEADDRINUSE)
 #define socknotconn(x) ((x) == WSAENOTCONN)
 #define sockshutdown(x) ((x) == WSAESHUTDOWN)
+
+static inline long jitter(void) {
+	return (long)prng(131072);
+}
 #else
 #define sockerrno errno
 #define sockstrerror(x) strerror(x)
@@ -51,9 +57,11 @@ extern const char *winerror(int);
 #define sockinprogress(x) ((x) == EINPROGRESS)
 #define sockinuse(x) ((x) == EADDRINUSE)
 #define socknotconn(x) ((x) == ENOTCONN)
-#endif
 
-extern unsigned int bitfield_to_int(const void *bitfield, size_t size);
+static inline suseconds_t jitter(void) {
+	return (suseconds_t)prng(131072);
+}
+#endif
 
 extern bool check_id(const char *id);
 extern bool check_netname(const char *netname, bool strict);