diff options
Diffstat (limited to 'sys/netinet/in_var.h')
| -rw-r--r-- | sys/netinet/in_var.h | 11 |
1 files changed, 11 insertions, 0 deletions
diff --git a/sys/netinet/in_var.h b/sys/netinet/in_var.h index dbacbfa..e00ea5c 100644 --- a/sys/netinet/in_var.h +++ b/sys/netinet/in_var.h @@ -114,6 +114,17 @@ extern u_long in_ifaddrhmask; /* mask for hash table */ #define INADDR_HASH(x) \ (&V_in_ifaddrhashtbl[INADDR_HASHVAL(x) & V_in_ifaddrhmask]) +extern struct rwlock in_ifaddr_lock; + +#define IN_IFADDR_LOCK_INIT() rw_init(&in_ifaddr_lock, "in_ifaddr_lock") +#define IN_IFADDR_LOCK_ASSERT() rw_assert(&in_ifaddr_lock, RA_LOCKED) +#define IN_IFADDR_RLOCK() rw_rlock(&in_ifaddr_lock) +#define IN_IFADDR_RLOCK_ASSERT() rw_assert(&in_ifaddr_lock, RA_RLOCKED) +#define IN_IFADDR_RUNLOCK() rw_runlock(&in_ifaddr_lock) +#define IN_IFADDR_WLOCK() rw_wlock(&in_ifaddr_lock) +#define IN_IFADDR_WLOCK_ASSERT() rw_assert(&in_ifaddr_lock, RA_WLOCKED) +#define IN_IFADDR_WUNLOCK() rw_wunlock(&in_ifaddr_lock) + /* * Macro for finding the internet address structure (in_ifaddr) * corresponding to one of our IP addresses (in_addr). |
