lw_addr lw_addr_clone (lw_addr ctx)
{
lw_addr addr = (lw_addr) calloc (sizeof (*addr), 1);
if (!addr)
return 0;
addr->resolver_thread = lw_thread_new ("resolver", (void *) resolver);
if (lw_addr_resolve (ctx))
return 0;
if (!ctx->info)
return 0;
addr->info = addr->info_to_free = (struct addrinfo *) malloc (sizeof (*addr->info));
memcpy (addr->info, ctx->info, sizeof (*addr->info));
addr->info->ai_addrlen = ctx->info->ai_addrlen;
addr->info->ai_next = 0;
addr->info->ai_addr = (struct sockaddr *) malloc (addr->info->ai_addrlen);
memcpy (addr->info->ai_addr, ctx->info->ai_addr, addr->info->ai_addrlen);
memcpy (addr->service, ctx->service, sizeof (ctx->service));
addr->hostname = addr->hostname_to_free = ctx->hostname;
return addr;
}
lw_timer lw_timer_new (lw_pump pump)
{
lw_timer ctx = calloc (sizeof (*ctx), 1);
if (!ctx)
return 0;
ctx->pump = pump;
ctx->timer_thread = lw_thread_new ("timer_thread", timer_thread);
ctx->stop_event = lw_event_new ();
#ifdef _lacewing_use_timerfd
ctx->fd = timerfd_create (CLOCK_MONOTONIC, TFD_NONBLOCK);
lw_pump_add (ctx->pump, ctx->fd, ctx, (lw_pump_callback) timer_tick, 0, lw_true);
#endif
return ctx;
}
void lwp_addr_init (lw_addr ctx, const char * hostname,
const char * service, long hints)
{
char * it;
memset (ctx, 0, sizeof (*ctx));
ctx->resolver_thread = lw_thread_new ("resolver", (void *) resolver);
ctx->hints = hints;
ctx->hostname_to_free = ctx->hostname = strdup (hostname);
while (isspace (*ctx->hostname))
++ ctx->hostname;
while (isspace (ctx->hostname [strlen (ctx->hostname) - 1]))
ctx->hostname [strlen (ctx->hostname) - 1] = 0;
for (it = ctx->hostname; *it; ++ it)
{
if (it [0] == ':' && it [1] == '/' && it [2] == '/')
{
*it = 0;
service = ctx->hostname;
ctx->hostname = it + 3;
}
if (*it == ':')
{
/* an explicit port overrides the service name */
service = it + 1;
*it = 0;
}
}
lwp_copy_string (ctx->service, service, sizeof (ctx->service));
lw_thread_join (ctx->resolver_thread); /* block if the thread is already running */
lw_thread_start (ctx->resolver_thread, ctx);
}
