void _chibi_assert_not_null(chibi_testcase *tc, void *ptr, const char *msg, const char *srcfile,
int line)
{
if (ptr == NULL) {
tc->error_msg = assemble_message(msg, srcfile, tc->fname, line);
tc->success = 0;
_exit_on_fail(tc);
}
}
int main(int argc, char **argv) {
if (argc != 2) {
printf("Usage: packet_sender <num of messages to receive>\n");
exit(-1);
}
int k = atoi(argv[1]); /* num of messages you will get from the sender */
int i;
char *msg;
mm_t mm2;
mm = mm2;
mm_init(&mm, 10, MSGSIZE);
message.num_packets = 0;
pid_queue_msg pqm;
pqm.pid = getpid();
pqm.mtype = QUEUE_MSG_TYPE;
msqid = msgget(key, 0666|IPC_CREAT);
printf("mid: %d\n", msqid);
msgsnd(msqid, &pqm, sizeof(int), 0);
printf("Sent pid\n");
printf("pid = %d\n", pqm.pid);
/* set up SIGIO handler to readhow many: 6
GOT IT: message=aaabbbcccdddeeeff incoming packets from the queue. Check packet_handler() */
struct sigaction act;
act.sa_sigaction = (void *)packet_handler;
act.sa_flags = SA_SIGINFO;
sigemptyset(&act.sa_mask);
sigaction(SIGIO, &act, NULL);
for (i = 1; i <= k; i++) {
packet_t pkt;
while (pkt_cnt < pkt_total) {
pause(); /* block until next packet */
}
msg = assemble_message();
if (msg == NULL) {
perror("Failed to assemble message");
}
else {
fprintf(stderr, "GOT IT: message=%s\n", msg);
free(msg);
}
}
// deallocate memory manager
mm_release(&mm);
// remove the queue once done
msgctl(msqid, IPC_RMID, NULL);
return EXIT_SUCCESS;
}
void _chibi_fail(chibi_testcase *tc, const char *msg, const char *srcfile, int line)
{
tc->error_msg = assemble_message(msg, srcfile, tc->fname, line);
tc->success = 0;
_exit_on_fail(tc);
}