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/* -*- Mode: C; tab-width: 4 -*-
*
* Copyright (c) 2013 Apple Computer, Inc. All rights reserved.
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
#include "mDNSMacOSX.h"
#include <network/config.h>
#if TARGET_OS_IPHONE
mDNSexport void CUPInit(mDNS *const m)
{
m->p->handle = cellular_usage_policy_create_client();
if (!m->p->handle)
{
LogMsg("CUPInit: cellular_usage_policy_create_client failed");
}
}
mDNSexport mDNSBool mDNSPlatformAllowPID(mDNS *const m, DNSQuestion *q)
{
// Currently the policy applies only for DNS requests sent over cellular interface
if (m->p->handle && q->qDNSServer && q->qDNSServer->cellIntf)
{
mDNSBool allowed;
if (q->pid)
{
allowed = (mDNSBool) cellular_usage_policy_is_data_allowed_for_pid(m->p->handle, q->pid);
if (!allowed)
{
xpc_object_t pidx = xpc_uint64_create(q->pid);
if (pidx)
{
network_config_cellular_blocked_notify(pidx, NULL, NULL);
LogInfo("mDNSPlaformAllowPID: Notified PID(%d) for %##s (%s)", q->pid, q->qname.c, DNSTypeName(q->qtype));
xpc_release(pidx);
}
}
}
else
{
allowed = (mDNSBool) cellular_usage_policy_is_data_allowed_for_uuid(m->p->handle, q->uuid);
if (!allowed)
{
xpc_object_t uuidx = xpc_uuid_create(q->uuid);
if (uuidx)
{
network_config_cellular_blocked_notify(NULL, uuidx, NULL);
LogInfo("mDNSPlaformAllowPID: Notified UUID for %##s (%s)", q->qname.c, DNSTypeName(q->qtype));
xpc_release(uuidx);
}
}
}
return allowed;
}
else
{
return mDNStrue;
}
}
#else // TARGET_OS_IPHONE
mDNSexport void CUPInit(mDNS *const m)
{
(void)m; //unused
}
mDNSexport mDNSBool mDNSPlatformAllowPID(mDNS *const m, DNSQuestion *q)
{
(void)m; //unused
(void)q; //unused
//LogMsg("mDNSPlatformAllowPID: %##s (%s)", q->qname.c, DNSTypeName(q->qtype));
return mDNStrue;
}
#endif // TARGET_OS_IPHONE
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