external/uhub
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Fix shutdown problem and reduce event_{add,del,set} calls.

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This commit is contained in:
Jan Vidar Krey 2009-07-19 03:12:47 +02:00
parent b02618d19c
commit 5f0c84f46a
2 changed files with 12 additions and 3 deletions
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14
src/user.c
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@ -51,7 +51,8 @@ struct user* user_create(struct hub_info* hub, int sd)
user->net.send_queue = hub_sendq_create();
user->net.recv_queue = hub_recvq_create();
event_set(&user->net.event, sd, EV_READ | EV_PERSIST, net_event, user);
user->net.events = EV_READ;
event_set(&user->net.event, sd, user->net.events | EV_PERSIST, net_event, user);
event_base_set(hub->evbase, &user->net.event);
event_add(&user->net.event, 0);
@ -71,6 +72,7 @@ void user_destroy(struct user* user)
hub_log(log_trace, "user_destroy(), user=%p", user);
event_del(&user->net.event);
evtimer_del(&user->net.timeout);
hub_recvq_destroy(user->net.recv_queue);
hub_sendq_destroy(user->net.send_queue);
@ -331,8 +333,11 @@ void user_net_io_want_write(struct user* user)
#ifdef DEBUG_SENDQ
hub_log(log_trace, "user_net_io_want_write: %s", user_log_str(user));
#endif
if (user->net.events == (EV_READ | EV_WRITE))
return;
user->net.events = (EV_READ | EV_WRITE);
event_del(&user->net.event);
event_set(&user->net.event, user->net.sd, EV_READ | EV_WRITE | EV_PERSIST, net_event, user);
event_set(&user->net.event, user->net.sd, user->net.events | EV_PERSIST, net_event, user);
event_add(&user->net.event, 0);
}
@ -341,8 +346,11 @@ void user_net_io_want_read(struct user* user)
#ifdef DEBUG_SENDQ
hub_log(log_trace, "user_net_io_want_read: %s", user_log_str(user));
#endif
if (user->net.events == EV_READ)
return;
user->net.events = EV_READ;
event_del(&user->net.event);
event_set(&user->net.event, user->net.sd, EV_READ | EV_PERSIST, net_event, user);
event_set(&user->net.event, user->net.sd, user->net.events | EV_PERSIST, net_event, user);
event_add(&user->net.event, 0);
}

1
src/user.h
View File

@ -97,6 +97,7 @@ struct user_net_io
int sd; /** socket descriptor */
struct event event; /** libevent struct for read/write events */
struct event timeout; /** timeout handling */
int events; /** currently set events, used to reduce event_{add,del,set} calls */
struct hub_recvq* recv_queue;
struct hub_sendq* send_queue;