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Retransmit DOSBox registration request until a response is received.

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This commit is contained in:
Daniel Collins 2023-09-09 10:12:54 +01:00
parent 36693ee9e0
commit 8db4fb0872
1 changed files with 44 additions and 2 deletions
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46
src/router.c
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@ -63,6 +63,12 @@ struct sockaddr_in dosbox_server_addr;
static time_t dosbox_connect_begin;
static HANDLE dosbox_ready_event = NULL;
static int dosbox_next_registration_request_at;
static int dosbox_registration_retry_interval_ms;
static const int INITIAL_DOSBOX_REGISTRATION_RETRY_INTERVAL_MS = 250;
static const int MAX_DOSBOX_REGISTRATION_RETRY_INTERVAL_MS = 8000;
static void _send_dosbox_registration_request(void);
static DWORD router_main(void *arg);
@ -157,7 +163,8 @@ void router_init(void)
dosbox_server_addr.sin_addr.s_addr = inet_addr(main_config.dosbox_server_addr);
dosbox_server_addr.sin_port = htons(main_config.dosbox_server_port);
_send_dosbox_registration_request();
dosbox_next_registration_request_at = 0;
dosbox_registration_retry_interval_ms = INITIAL_DOSBOX_REGISTRATION_RETRY_INTERVAL_MS;
dosbox_state = DOSBOX_REGISTERING;
}
@ -749,7 +756,27 @@ static DWORD router_main(void *arg)
while(1)
{
WaitForMultipleObjects(n_events, wait_events, FALSE, 1000);
DWORD wait_ms = 1000;
if(ipx_encap_type == ENCAP_TYPE_DOSBOX && dosbox_state == DOSBOX_REGISTERING)
{
uint64_t now = get_ticks();
if(now >= dosbox_next_registration_request_at)
{
wait_ms = 0;
}
else{
wait_ms = dosbox_next_registration_request_at - 1;
if(wait_ms > 1000)
{
wait_ms = 1000;
}
}
}
WaitForMultipleObjects(n_events, wait_events, FALSE, wait_ms);
WSAResetEvent(router_event);
if(!router_running)
@ -787,6 +814,21 @@ static DWORD router_main(void *arg)
break;
}
}
if(ipx_encap_type == ENCAP_TYPE_DOSBOX && dosbox_state == DOSBOX_REGISTERING)
{
uint64_t now = get_ticks();
if(now >= dosbox_next_registration_request_at)
{
_send_dosbox_registration_request();
dosbox_next_registration_request_at = now + dosbox_registration_retry_interval_ms;
dosbox_registration_retry_interval_ms *= 2;
dosbox_registration_retry_interval_ms = min(dosbox_registration_retry_interval_ms, MAX_DOSBOX_REGISTRATION_RETRY_INTERVAL_MS);
}
}
}
if(ipx_encap_type == ENCAP_TYPE_PCAP)