diff options
Diffstat (limited to 'icmp.c')
-rw-r--r-- | icmp.c | 16 |
1 files changed, 14 insertions, 2 deletions
@@ -44,12 +44,12 @@ /** * struct icmp_id_sock - Tracking information for single ICMP echo identifier * @sock: Bound socket for identifier - * @seq: Last sequence number sent to tap, host order + * @seq: Last sequence number sent to tap, host order, -1: not sent yet * @ts: Last associated activity from tap, seconds */ struct icmp_id_sock { int sock; - uint16_t seq; + int seq; time_t ts; }; @@ -273,6 +273,7 @@ static void icmp_timer_one(const struct ctx *c, int v6, uint16_t id, epoll_ctl(c->epollfd, EPOLL_CTL_DEL, id_map->sock, NULL); close(id_map->sock); id_map->sock = 0; + id_map->seq = -1; } /** @@ -301,3 +302,14 @@ v6: goto v6; } } + +/** + * icmp_init() - Initialise sequences in ID map to -1 (no sequence sent yet) + */ +void icmp_init(void) +{ + unsigned i; + + for (i = 0; i < ICMP_NUM_IDS; i++) + icmp_id_map[V4][i].seq = icmp_id_map[V6][i].seq = -1; +} |