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123 lines
3.9 KiB
C++
123 lines
3.9 KiB
C++
/* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
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/* vim: set ts=2 et sw=2 tw=80: */
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/* This Source Code Form is subject to the terms of the Mozilla Public
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* License, v. 2.0. If a copy of the MPL was not distributed with this file,
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* You can obtain one at http://mozilla.org/MPL/2.0/. */
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// Original author: ekr@rtfm.com
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/* Some source code here from nICEr. Copyright is:
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Copyright (c) 2007, Adobe Systems, Incorporated
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All rights reserved.
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Redistribution and use in source and binary forms, with or without
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modification, are permitted provided that the following conditions are
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met:
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* Redistributions of source code must retain the above copyright
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notice, this list of conditions and the following disclaimer.
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* Redistributions in binary form must reproduce the above copyright
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notice, this list of conditions and the following disclaimer in the
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documentation and/or other materials provided with the distribution.
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* Neither the name of Adobe Systems, Network Resonance nor the names of its
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contributors may be used to endorse or promote products derived from
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this software without specific prior written permission.
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THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
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"AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
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LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
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A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
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OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
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SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
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LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
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DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
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THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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(INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
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OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*/
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// Implementation of nICEr/nr_socket that is tied to the Gecko
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// SocketTransportService.
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#ifndef nr_socket_prsock__
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#define nr_socket_prsock__
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#include <vector>
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#include "nspr.h"
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#include "prio.h"
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#include "nsCOMPtr.h"
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#include "nsASocketHandler.h"
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#include "nsISocketTransportService.h"
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#include "nsXPCOM.h"
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#include "nsIEventTarget.h"
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#include "m_cpp_utils.h"
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namespace mozilla {
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namespace net {
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union NetAddr;
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}
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class NrSocket : public nsASocketHandler {
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public:
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NrSocket() : fd_(nullptr) {
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memset(&my_addr_, 0, sizeof(my_addr_));
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memset(cbs_, 0, sizeof(cbs_));
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memset(cb_args_, 0, sizeof(cb_args_));
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}
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virtual ~NrSocket() {
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PR_Close(fd_);
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}
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// Implement nsASocket
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virtual void OnSocketReady(PRFileDesc *fd, int16_t outflags);
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virtual void OnSocketDetached(PRFileDesc *fd);
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virtual void IsLocal(bool *aIsLocal);
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virtual uint64_t ByteCountSent() { return 0; }
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virtual uint64_t ByteCountReceived() { return 0; }
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// nsISupports methods
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NS_DECL_ISUPPORTS
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// Implementations of the async_event APIs
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int async_wait(int how, NR_async_cb cb, void *cb_arg,
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char *function, int line);
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int cancel(int how);
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// Implementations of the nr_socket APIs
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int create(nr_transport_addr *addr); // (really init, but it's called create)
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int sendto(const void *msg, size_t len,
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int flags, nr_transport_addr *to);
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int recvfrom(void * buf, size_t maxlen,
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size_t *len, int flags,
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nr_transport_addr *from);
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int getaddr(nr_transport_addr *addrp);
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void close();
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private:
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DISALLOW_COPY_ASSIGN(NrSocket);
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void fire_callback(int how);
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PRFileDesc *fd_;
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nr_transport_addr my_addr_;
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NR_async_cb cbs_[NR_ASYNC_WAIT_WRITE + 1];
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void *cb_args_[NR_ASYNC_WAIT_WRITE + 1];
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nsCOMPtr<nsIEventTarget> ststhread_;
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};
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int nr_netaddr_to_transport_addr(const net::NetAddr *netaddr,
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nr_transport_addr *addr);
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int nr_praddr_to_transport_addr(const PRNetAddr *praddr,
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nr_transport_addr *addr, int keep);
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} // close namespace
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#endif
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