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+/* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
+/* vim: set ts=2 et sw=2 tw=80: */
+/* This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this file,
+ * You can obtain one at http://mozilla.org/MPL/2.0/. */
+
+
+// Original author: ekr@rtfm.com
+
+// Some of this code is cut-and-pasted from nICEr. Copyright is:
+
+/*
+Copyright (c) 2007, Adobe Systems, Incorporated
+All rights reserved.
+
+Redistribution and use in source and binary forms, with or without
+modification, are permitted provided that the following conditions are
+met:
+
+* Redistributions of source code must retain the above copyright
+ notice, this list of conditions and the following disclaimer.
+
+* Redistributions in binary form must reproduce the above copyright
+ notice, this list of conditions and the following disclaimer in the
+ documentation and/or other materials provided with the distribution.
+
+* Neither the name of Adobe Systems, Network Resonance nor the names of its
+ contributors may be used to endorse or promote products derived from
+ this software without specific prior written permission.
+
+THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
+"AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
+LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
+A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
+OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
+SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
+LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
+DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
+THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+(INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
+OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+*/
+
+#ifndef nriceresolverfake_h__
+#define nriceresolverfake_h__
+
+#include <map>
+#include <string>
+
+#include "nspr.h"
+#include "prnetdb.h"
+
+typedef struct nr_resolver_ nr_resolver;
+typedef struct nr_resolver_vtbl_ nr_resolver_vtbl;
+typedef struct nr_transport_addr_ nr_transport_addr;
+typedef struct nr_resolver_resource_ nr_resolver_resource;
+
+namespace mozilla {
+
+class NrIceResolverFake {
+ public:
+ NrIceResolverFake();
+ ~NrIceResolverFake();
+
+ void SetAddr(const std::string& hostname, const PRNetAddr& addr) {
+ switch (addr.raw.family) {
+ case AF_INET:
+ addrs_[hostname] = addr;
+ break;
+ case AF_INET6:
+ addrs6_[hostname] = addr;
+ break;
+ default:
+ MOZ_CRASH();
+ }
+ }
+
+ nr_resolver *AllocateResolver();
+
+ void DestroyResolver();
+
+private:
+ // Implementations of vtbl functions
+ static int destroy(void **objp);
+ static int resolve(void *obj,
+ nr_resolver_resource *resource,
+ int (*cb)(void *cb_arg,
+ nr_transport_addr *addr),
+ void *cb_arg,
+ void **handle);
+ static void resolve_cb(NR_SOCKET s, int how, void *cb_arg);
+ static int cancel(void *obj, void *handle);
+
+ // Get an address.
+ const PRNetAddr *Resolve(const std::string& hostname, int address_family) {
+ switch (address_family) {
+ case AF_INET:
+ if (!addrs_.count(hostname))
+ return nullptr;
+
+ return &addrs_[hostname];
+ case AF_INET6:
+ if (!addrs6_.count(hostname))
+ return nullptr;
+
+ return &addrs6_[hostname];
+ default:
+ MOZ_CRASH();
+ }
+ }
+
+
+ struct PendingResolution {
+ PendingResolution(NrIceResolverFake *resolver,
+ const std::string& hostname,
+ uint16_t port,
+ int transport,
+ int address_family,
+ int (*cb)(void *cb_arg, nr_transport_addr *addr),
+ void *cb_arg) :
+ resolver_(resolver),
+ hostname_(hostname),
+ port_(port),
+ transport_(transport),
+ address_family_(address_family),
+ cb_(cb), cb_arg_(cb_arg) {}
+
+ NrIceResolverFake *resolver_;
+ std::string hostname_;
+ uint16_t port_;
+ int transport_;
+ int address_family_;
+ int (*cb_)(void *cb_arg, nr_transport_addr *addr);
+ void *cb_arg_;
+ void *timer_handle_;
+ };
+
+ nr_resolver_vtbl* vtbl_;
+ std::map<std::string, PRNetAddr> addrs_;
+ std::map<std::string, PRNetAddr> addrs6_;
+ uint32_t delay_ms_;
+ int allocated_resolvers_;
+};
+
+} // End of namespace mozilla
+
+#endif