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90 lines
3.0 KiB
C++
90 lines
3.0 KiB
C++
// udp6echo.cpp
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//
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// Simple UDP v6 echo client
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//
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// --------------------------------------------------------------------------
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// This file is part of the "sockpp" C++ socket library.
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//
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// Copyright (c) 2019 Frank Pagliughi
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// 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 are
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// met:
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//
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// 1. Redistributions of source code must retain the above copyright notice,
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// this list of conditions and the following disclaimer.
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//
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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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// 3. Neither the name of the copyright holder nor the names of its
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// contributors may be used to endorse or promote products derived from this
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// software without specific prior written permission.
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//
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// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS
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// IS" 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 THE COPYRIGHT HOLDER OR
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// CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
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// EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
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// PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
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// PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF
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// LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
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// NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
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// SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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// --------------------------------------------------------------------------
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#include <iostream>
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#include <string>
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#include "sockpp/udp6_socket.h"
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#include "sockpp/version.h"
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using namespace std;
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// --------------------------------------------------------------------------
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int main(int argc, char* argv[])
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{
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cout << "Sample IPv6 UDP echo client for 'sockpp' "
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<< sockpp::SOCKPP_VERSION << '\n' << endl;
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string host = (argc > 1) ? argv[1] : "localhost";
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in_port_t port = (argc > 2) ? atoi(argv[2]) : 12345;
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sockpp::initialize();
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sockpp::udp6_socket sock;
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if (!sock.connect(sockpp::inet6_address(host, port))) {
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cerr << "Error connecting to server at " << host << ":" << port
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<< "\n\t" << sock.last_error_str() << endl;
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return 1;
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}
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cout << "Created UDP socket at: " << sock.address() << endl;
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string s, sret;
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while (getline(cin, s) && !s.empty()) {
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if (sock.send(s) != ssize_t(s.length())) {
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cerr << "Error writing to the UDP socket: "
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<< sock.last_error_str() << endl;
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break;
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}
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sret.resize(s.length());
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ssize_t n = sock.recv(&sret[0], s.length());
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if (n != ssize_t(s.length())) {
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cerr << "Error reading from UDP socket: "
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<< sock.last_error_str() << endl;
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break;
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}
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cout << sret << endl;
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}
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return (!sock) ? 1 : 0;
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}
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