msg_teste.cpp
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/***************************************************************************
* Copyright (C) 2005 by Jeff Ferr *
* root@sat *
* *
* This program is free software; you can redistribute it and/or modify *
* it under the terms of the GNU General Public License as published by *
* the Free Software Foundation; either version 2 of the License, or *
* (at your option) any later version. *
* *
* This program is distributed in the hope that it will be useful, *
* but WITHOUT ANY WARRANTY; without even the implied warranty of *
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the *
* GNU General Public License for more details. *
* *
* You should have received a copy of the GNU General Public License *
* along with this program; if not, write to the *
* Free Software Foundation, Inc., *
* 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. *
***************************************************************************/
#include "jmessagequeue.h"
#include <iostream>
#include <stdlib.h>
#include <string.h>
#include <strings.h>
using namespace jshared;
// WARNNING:: a estrutura naum pode conter ponteiros
typedef struct {
char phone[20];
char callbk[20];
} Page;
static char *cmdopt_s = 0;
static int cmdopt_p = 20;
static MessageQueue *msqid = NULL;
void usage()
{
std::cout << "client use: ./msg_teste -k <key> [-p <priority>]" << std::endl;
std::cout << "server use: ./msg_teste -s <tty> -k <key>" << std::endl;
exit(1);
}
void server()
{
Page req;
for (;;) {
msqid->Receive(&req, sizeof(Page), -100L);
if (!strcasecmp(req.phone, "shutdown")) {
break;
}
std::cout << "ATDT " << req.phone << " " << req.callbk << std::endl;
sleep(2);
}
msqid->Release();
delete msqid;
}
void client(int argc, char **argv)
{
Page req;
strcpy(req.phone, "3244-4780");
strcpy(req.callbk, "Jeff Ferr Call Back");
msqid->Send(&req, sizeof(Page));
delete msqid;
}
int main(int argc, char **argv)
{
int rc = 0;
int optch;
key_t cmdopt_k = 0;
const char cmdopts[] = "s:k:p:h";
while ((optch = getopt(argc, argv, cmdopts)) != -1) {
switch (optch) {
case 'h':
usage();
break;
case 's':
cmdopt_s = optarg;
break;
case 'k':
cmdopt_k = (key_t)atoi(optarg);
break;
case 'p':
cmdopt_p = atoi(optarg);
if (cmdopt_p < 1) {
cmdopt_p = 1;
} else if (cmdopt_p > 100) {
cmdopt_p = 100;
}
break;
default:
rc = 1;
}
}
if (rc) {
exit(1);
}
if (cmdopt_s && optind < argc) {
std::cout << "Server mode does not accept args\n" << std::endl;
usage();
}
if (!cmdopt_k) {
std::cout << "Must supply IPC key in -k option\n" << std::endl;
usage();
}
if (cmdopt_s) {
msqid = new MessageQueue(cmdopt_k, 0666);
server();
} else {
msqid = new MessageQueue(cmdopt_k);
client(argc, argv);
}
return 0;
}