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Diffstat (limited to 'media/mtransport/nriceresolverfake.h')
-rw-r--r-- | media/mtransport/nriceresolverfake.h | 147 |
1 files changed, 147 insertions, 0 deletions
diff --git a/media/mtransport/nriceresolverfake.h b/media/mtransport/nriceresolverfake.h new file mode 100644 index 000000000..a37811fc9 --- /dev/null +++ b/media/mtransport/nriceresolverfake.h @@ -0,0 +1,147 @@ +/* -*- 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 |