From 3160b92adb396c5445b2f5b16b496c6fb5cec5b0 Mon Sep 17 00:00:00 2001 From: Martin Willi Date: Wed, 8 May 2013 15:07:09 +0200 Subject: utils: ref_get() returns the new value of the reference counter This allows us to use ref_get() for getting unique values. --- src/libstrongswan/utils/utils.h | 5 +++-- 1 file changed, 3 insertions(+), 2 deletions(-) (limited to 'src/libstrongswan/utils/utils.h') diff --git a/src/libstrongswan/utils/utils.h b/src/libstrongswan/utils/utils.h index ff1a007c1..8cc48513b 100644 --- a/src/libstrongswan/utils/utils.h +++ b/src/libstrongswan/utils/utils.h @@ -661,7 +661,7 @@ typedef volatile u_int refcount_t; #ifdef HAVE_GCC_ATOMIC_OPERATIONS -#define ref_get(ref) {__sync_fetch_and_add(ref, 1); } +#define ref_get(ref) __sync_add_and_fetch(ref, 1) #define ref_put(ref) (!__sync_sub_and_fetch(ref, 1)) #define cas_bool(ptr, oldval, newval) \ @@ -677,8 +677,9 @@ typedef volatile u_int refcount_t; * Increments the reference counter atomic. * * @param ref pointer to ref counter + * @return new value of ref */ -void ref_get(refcount_t *ref); +refcount_t ref_get(refcount_t *ref); /** * Put back a unused reference. -- cgit v1.2.3