static void
clear_env(void)
{
int i; /* Looping var */
for (i = 0; i < num_common_env; i ++)
cupsdClearString(common_env + i);
num_common_env = 0;
}
static void
free_policy(cupsd_policy_t *p) /* I - Policy to free */
{
cupsArrayDelete(p->job_access);
cupsArrayDelete(p->job_attrs);
cupsArrayDelete(p->sub_access);
cupsArrayDelete(p->sub_attrs);
cupsArrayDelete(p->ops);
cupsdClearString(&p->name);
free(p);
}
void
cupsdDeleteSubscription(
cupsd_subscription_t *sub, /* I - Subscription object */
int update) /* I - 1 = update subscriptions.conf */
{
/*
* Close the pipe to the notifier as needed...
*/
if (sub->pipe >= 0)
close(sub->pipe);
/*
* Remove subscription from array...
*/
cupsArrayRemove(Subscriptions, sub);
/*
* Free memory...
*/
cupsdClearString(&(sub->owner));
cupsdClearString(&(sub->recipient));
cupsArrayDelete(sub->events);
free(sub);
/*
* Update the subscriptions as needed...
*/
if (update)
cupsdMarkDirty(CUPSD_DIRTY_SUBSCRIPTIONS);
}
static void
dnssdDeregisterPrinter(
cupsd_printer_t *p, /* I - Printer */
int clear_name, /* I - Clear the name? */
int from_callback) /* I - Called from callback? */
{
cupsdLogMessage(CUPSD_LOG_DEBUG2,
"dnssdDeregisterPrinter(p=%p(%s), clear_name=%d)", p, p->name,
clear_name);
if (p->ipp_srv)
{
dnssdDeregisterInstance(&p->ipp_srv, from_callback);
# ifdef HAVE_DNSSD
# ifdef HAVE_SSL
dnssdDeregisterInstance(&p->ipps_srv, from_callback);
# endif /* HAVE_SSL */
dnssdDeregisterInstance(&p->printer_srv, from_callback);
# endif /* HAVE_DNSSD */
}
/*
* Remove the printer from the array of DNS-SD printers but keep the
* registered name...
*/
cupsArrayRemove(DNSSDPrinters, p);
/*
* Optionally clear the service name...
*/
if (clear_name)
cupsdClearString(&p->reg_name);
}
static void
dnssdUpdateDNSSDName(int from_callback) /* I - Called from callback? */
{
char webif[1024]; /* Web interface share name */
# ifdef __APPLE__
SCDynamicStoreRef sc; /* Context for dynamic store */
CFDictionaryRef btmm; /* Back-to-My-Mac domains */
CFStringEncoding nameEncoding; /* Encoding of computer name */
CFStringRef nameRef; /* Host name CFString */
char nameBuffer[1024]; /* C-string buffer */
# endif /* __APPLE__ */
/*
* Only share the web interface and printers when non-local listening is
* enabled...
*/
if (!DNSSDPort)
{
/*
* Get the port we use for registrations. If we are not listening on any
* non-local ports, there is no sense sharing local printers via Bonjour...
*/
cupsd_listener_t *lis; /* Current listening socket */
for (lis = (cupsd_listener_t *)cupsArrayFirst(Listeners);
lis;
lis = (cupsd_listener_t *)cupsArrayNext(Listeners))
{
if (httpAddrLocalhost(&(lis->address)))
continue;
DNSSDPort = httpAddrPort(&(lis->address));
break;
}
}
if (!DNSSDPort)
return;
/*
* Get the computer name as a c-string...
*/
# ifdef __APPLE__
sc = SCDynamicStoreCreate(kCFAllocatorDefault, CFSTR("cupsd"), NULL, NULL);
if (sc)
{
/*
* Get the computer name from the dynamic store...
*/
cupsdClearString(&DNSSDComputerName);
if ((nameRef = SCDynamicStoreCopyComputerName(sc, &nameEncoding)) != NULL)
{
if (CFStringGetCString(nameRef, nameBuffer, sizeof(nameBuffer),
kCFStringEncodingUTF8))
{
cupsdLogMessage(CUPSD_LOG_DEBUG,
"Dynamic store computer name is \"%s\".", nameBuffer);
cupsdSetString(&DNSSDComputerName, nameBuffer);
}
CFRelease(nameRef);
}
if (!DNSSDComputerName)
{
/*
* Use the ServerName instead...
*/
cupsdLogMessage(CUPSD_LOG_DEBUG,
"Using ServerName \"%s\" as computer name.", ServerName);
cupsdSetString(&DNSSDComputerName, ServerName);
}
/*
* Get the local hostname from the dynamic store...
*/
cupsdClearString(&DNSSDHostName);
if ((nameRef = SCDynamicStoreCopyLocalHostName(sc)) != NULL)
{
if (CFStringGetCString(nameRef, nameBuffer, sizeof(nameBuffer),
kCFStringEncodingUTF8))
{
cupsdLogMessage(CUPSD_LOG_DEBUG,
"Dynamic store host name is \"%s\".", nameBuffer);
cupsdSetString(&DNSSDHostName, nameBuffer);
}
CFRelease(nameRef);
}
if (!DNSSDHostName)
{
/*
* Use the ServerName instead...
*/
cupsdLogMessage(CUPSD_LOG_DEBUG,
"Using ServerName \"%s\" as host name.", ServerName);
cupsdSetString(&DNSSDHostName, ServerName);
}
/*
* Get any Back-to-My-Mac domains and add them as aliases...
*/
cupsdFreeAliases(DNSSDAlias);
DNSSDAlias = NULL;
btmm = SCDynamicStoreCopyValue(sc, CFSTR("Setup:/Network/BackToMyMac"));
if (btmm && CFGetTypeID(btmm) == CFDictionaryGetTypeID())
{
cupsdLogMessage(CUPSD_LOG_DEBUG, "%d Back to My Mac aliases to add.",
(int)CFDictionaryGetCount(btmm));
CFDictionaryApplyFunction(btmm, dnssdAddAlias, NULL);
}
else if (btmm)
cupsdLogMessage(CUPSD_LOG_ERROR,
"Bad Back to My Mac data in dynamic store!");
else
cupsdLogMessage(CUPSD_LOG_DEBUG, "No Back to My Mac aliases to add.");
if (btmm)
CFRelease(btmm);
CFRelease(sc);
}
else
# endif /* __APPLE__ */
# ifdef HAVE_AVAHI
if (DNSSDClient)
{
const char *host_name = avahi_client_get_host_name(DNSSDClient);
const char *host_fqdn = avahi_client_get_host_name_fqdn(DNSSDClient);
cupsdSetString(&DNSSDComputerName, host_name ? host_name : ServerName);
if (host_fqdn)
cupsdSetString(&DNSSDHostName, host_fqdn);
else if (strchr(ServerName, '.'))
cupsdSetString(&DNSSDHostName, ServerName);
else
cupsdSetStringf(&DNSSDHostName, "%s.local", ServerName);
}
else
# endif /* HAVE_AVAHI */
{
cupsdSetString(&DNSSDComputerName, ServerName);
if (strchr(ServerName, '.'))
cupsdSetString(&DNSSDHostName, ServerName);
else
cupsdSetStringf(&DNSSDHostName, "%s.local", ServerName);
}
/*
* Then (re)register the web interface if enabled...
*/
if (BrowseWebIF)
{
if (DNSSDComputerName)
snprintf(webif, sizeof(webif), "CUPS @ %s", DNSSDComputerName);
else
strlcpy(webif, "CUPS", sizeof(webif));
dnssdDeregisterInstance(&WebIFSrv, from_callback);
dnssdRegisterInstance(&WebIFSrv, NULL, webif, "_http._tcp", "_printer", DNSSDPort, NULL, 1, from_callback);
}
}
