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path: root/udp_flow.h
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Diffstat (limited to 'udp_flow.h')
-rw-r--r--udp_flow.h18
1 files changed, 14 insertions, 4 deletions
diff --git a/udp_flow.h b/udp_flow.h
index 9a1b059..4c528e9 100644
--- a/udp_flow.h
+++ b/udp_flow.h
@@ -8,9 +8,12 @@
#define UDP_FLOW_H
/**
- * struct udp - Descriptor for a flow of UDP packets
+ * struct udp_flow - Descriptor for a flow of UDP packets
* @f: Generic flow information
+ * @ttl: TTL or hop_limit for both sides
* @closed: Flow is already closed
+ * @flush0: @s[0] may have datagrams queued for other flows
+ * @flush1: @s[1] may have datagrams queued for other flows
* @ts: Activity timestamp
* @s: Socket fd (or -1) for each side of the flow
*/
@@ -18,13 +21,19 @@ struct udp_flow {
/* Must be first element */
struct flow_common f;
- bool closed :1;
+ uint8_t ttl[SIDES];
+
+ bool closed :1,
+ flush0 :1,
+ flush1 :1;
+
time_t ts;
int s[SIDES];
};
struct udp_flow *udp_at_sidx(flow_sidx_t sidx);
-flow_sidx_t udp_flow_from_sock(const struct ctx *c, union epoll_ref ref,
+flow_sidx_t udp_flow_from_sock(const struct ctx *c, uint8_t pif,
+ const union inany_addr *dst, in_port_t port,
const union sockaddr_inany *s_in,
const struct timespec *now);
flow_sidx_t udp_flow_from_tap(const struct ctx *c,
@@ -33,7 +42,8 @@ flow_sidx_t udp_flow_from_tap(const struct ctx *c,
in_port_t srcport, in_port_t dstport,
const struct timespec *now);
void udp_flow_close(const struct ctx *c, struct udp_flow *uflow);
-bool udp_flow_defer(const struct udp_flow *uflow);
+bool udp_flow_defer(const struct ctx *c, struct udp_flow *uflow,
+ const struct timespec *now);
bool udp_flow_timer(const struct ctx *c, struct udp_flow *uflow,
const struct timespec *now);