diff options
Diffstat (limited to 'udp.c')
| -rw-r--r-- | udp.c | 15 |
1 files changed, 8 insertions, 7 deletions
@@ -789,6 +789,7 @@ void udp_sock_handler(struct ctx *c, union epoll_ref ref, uint32_t events, * @saddr: Source address * @daddr: Destination address * @p: Pool of UDP packets, with UDP headers + * @idx: Index of first packet to process * @now: Current timestamp * * Return: count of consumed packets @@ -796,7 +797,7 @@ void udp_sock_handler(struct ctx *c, union epoll_ref ref, uint32_t events, * #syscalls sendmmsg */ int udp_tap_handler(struct ctx *c, int af, const void *saddr, const void *daddr, - const struct pool *p, const struct timespec *now) + const struct pool *p, int idx, const struct timespec *now) { struct mmsghdr mm[UIO_MAXIOV]; struct iovec m[UIO_MAXIOV]; @@ -811,7 +812,7 @@ int udp_tap_handler(struct ctx *c, int af, const void *saddr, const void *daddr, (void)c; (void)saddr; - uh = packet_get(p, 0, 0, sizeof(*uh), NULL); + uh = packet_get(p, idx, 0, sizeof(*uh), NULL); if (!uh) return 1; @@ -859,7 +860,7 @@ int udp_tap_handler(struct ctx *c, int af, const void *saddr, const void *daddr, s = sock_l4(c, AF_INET, IPPROTO_UDP, &bind_addr, bind_if, src, uref.u32); if (s < 0) - return p->count; + return p->count - idx; udp_tap_map[V4][src].sock = s; bitmap_set(udp_act[V4][UDP_ACT_TAP], src); @@ -909,7 +910,7 @@ int udp_tap_handler(struct ctx *c, int af, const void *saddr, const void *daddr, s = sock_l4(c, AF_INET6, IPPROTO_UDP, bind_addr, bind_if, src, uref.u32); if (s < 0) - return p->count; + return p->count - idx; udp_tap_map[V6][src].sock = s; bitmap_set(udp_act[V6][UDP_ACT_TAP], src); @@ -918,13 +919,13 @@ int udp_tap_handler(struct ctx *c, int af, const void *saddr, const void *daddr, udp_tap_map[V6][src].ts = now->tv_sec; } - for (i = 0; i < (int)p->count; i++) { + for (i = 0; i < (int)p->count - idx; i++) { struct udphdr *uh_send; size_t len; - uh_send = packet_get(p, i, 0, sizeof(*uh), &len); + uh_send = packet_get(p, idx + i, 0, sizeof(*uh), &len); if (!uh_send) - return p->count; + return p->count - idx; mm[i].msg_hdr.msg_name = sa; mm[i].msg_hdr.msg_namelen = sl; |