/******************************************************************************
*
* Copyright (c) 2016 Antillia.com TOSHIYUKI ARAI. ALL RIGHTS RESERVED.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions, and the following disclaimer.
*
* 2. The name of the author may not be used to endorse or promote products
* derived from this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``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 AUTHOR 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.
*
*
* Client.h
*
*****************************************************************************/
//2016/04/23 EchoClient
#include <oz++/AddressInfoList.h>
#include <oz++/Socket.h>
int main(int argc, char *argv[])
{
if (argc < 3) {
printf("Usage: %s host port msg...\n", argv[0]);
return 0;
}
try {
const char* host = argv[1];
const char* service = argv[2];
AddressInfoHints hints(UNSPEC, DATAGRAM);
AddressInfoList infoList(host, service, hints);
int count = infoList.getCount();
Socket* socket = NULL;
for (int i = 0; i<count; i++) {
try {
const addrinfo* info = infoList.getNth(i);
socket = new Socket(info);
socket->connect(info->ai_addr, info->ai_addrlen);
break;
} catch (Exception& ex) {
if (socket) {
delete socket;
socket = NULL;
}
caught(ex);
}
}
if (socket == NULL) {
throw IException("Failed to create/connect socket");
}
const int BUF_SIZE = 500;
char buf[BUF_SIZE];
for (int i = 3; i < argc; i++) {
int len = strlen(argv[i]) + 1;
if (len + 1 > BUF_SIZE) {
//Ignore long message.
continue;
}
printf("Client: write %s\n", argv[i]);
if (socket -> write( argv[i], len) != len) {
throw IException("Failed to write.");
}
size_t nread = socket-> read( buf, BUF_SIZE);
if (nread < 0) {
throw IException("Failed to read.");
}
printf("Client: Received %zd bytes: \"%s\"\n", nread, buf);
}
delete socket;
} catch (Exception& ex) {
caught(ex);
}
return 0;
}