87 lines
3.0 KiB
C++
87 lines
3.0 KiB
C++
/*
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* Copyright (C) 2017 Apple Inc. All rights reserved.
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*
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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
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* are met:
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* 1. 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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* 2. 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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*
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* THIS SOFTWARE IS PROVIDED BY APPLE INC. AND ITS CONTRIBUTORS ``AS IS''
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* AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO,
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* THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
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* PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL APPLE INC. OR ITS CONTRIBUTORS
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* BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
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* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
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* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
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* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
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* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
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* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF
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* THE POSSIBILITY OF SUCH DAMAGE.
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*/
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#include "config.h"
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#include "IOSLayoutTestCommunication.h"
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#include <netdb.h>
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#include <netinet/in.h>
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#include <sys/socket.h>
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#include <sys/types.h>
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#include <unistd.h>
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#include <wtf/Assertions.h>
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static int stdinSocket;
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static int stdoutSocket;
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static int stderrSocket;
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static bool isUsingTCP = false;
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static int connectToServer(sockaddr_in& serverAddress)
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{
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int result = socket(AF_INET, SOCK_STREAM, 0);
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RELEASE_ASSERT(result >= 0);
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RELEASE_ASSERT(connect(result, (struct sockaddr *) &serverAddress, sizeof(serverAddress)) >= 0);
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return result;
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}
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void setUpIOSLayoutTestCommunication()
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{
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char* portFromEnvironment = getenv("PORT");
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if (!portFromEnvironment)
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return;
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int port = atoi(portFromEnvironment);
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RELEASE_ASSERT(port > 0);
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isUsingTCP = true;
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struct hostent* host = gethostbyname("127.0.0.1");
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struct sockaddr_in serverAddress;
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memset((char*) &serverAddress, 0, sizeof(serverAddress));
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serverAddress.sin_family = AF_INET;
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memcpy(
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(char*)&serverAddress.sin_addr.s_addr,
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(char*)host->h_addr,
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host->h_length);
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serverAddress.sin_port = htons(port);
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// This order matches the server side listener in Tools/Scripts/webkitpy/port/simulator_process.py SimulatorProcess._start()
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stdinSocket = connectToServer(serverAddress);
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dup2(stdinSocket, STDIN_FILENO);
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stdoutSocket = connectToServer(serverAddress);
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dup2(stdoutSocket, STDOUT_FILENO);
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stderrSocket = connectToServer(serverAddress);
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dup2(stderrSocket, STDERR_FILENO);
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}
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void tearDownIOSLayoutTestCommunication()
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{
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if (!isUsingTCP)
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return;
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close(stdinSocket);
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close(stdoutSocket);
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close(stderrSocket);
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}
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