int
main(int argc, char **argv)
{
struct stat stat;
if (argc != 2)
err_quit("usage: server1 <pathname>");
Door_server_create(my_create);
/* 4create a door descriptor */
fd = Door_create(server, (void *) 44, DOOR_PRIVATE);
Fstat(fd, &stat);
printf("server() at %p, fmt = %lx\n", server,
(long) stat.st_mode & S_IFMT);
/* 4bind it to the specified pathname */
unlink(argv[1]);
Close(Open(argv[1], O_CREAT | O_EXCL | O_RDWR, FILE_MODE));
Fattach(fd, argv[1]);
/* Close(fd); */
/* server() handles all client requests */
for ( ; ; )
pause();
}
int
main(int argc, char **argv)
{
int i, nloop, doorfd, contpipe[2];
char c;
pid_t childpid;
door_arg_t arg;
if (argc != 3)
err_quit("usage: lat_door <pathname> <#loops>");
nloop = atoi(argv[2]);
unlink(argv[1]);
Close(Open(argv[1], O_CREAT | O_EXCL | O_RDWR, FILE_MODE));
Pipe(contpipe);
if ( (childpid = Fork()) == 0) {
doorfd = Door_create(server, NULL, 0);
Fattach(doorfd, argv[1]);
Write(contpipe[1], &c, 1);
for ( ; ; ) /* child = server */
pause();
exit(0);
}
arg.data_ptr = &c; /* parent = client */
arg.data_size = sizeof(char);
arg.desc_ptr = NULL;
arg.desc_num = 0;
arg.rbuf = &c;
arg.rsize = sizeof(char);
if (Read(contpipe[0], &c, 1) != 1) /* wait for child to create */
err_quit("pipe read error");
doorfd = Open(argv[1], O_RDWR);
Door_call(doorfd, &arg); /* once to start everything */
Start_time();
for (i = 0; i < nloop; i++)
Door_call(doorfd, &arg);
printf("latency: %.3f usec\n", Stop_time() / nloop);
Kill(childpid, SIGTERM);
unlink(argv[1]);
exit(0);
}
int
main(int argc, char **argv)
{
int fd;
if (argc != 2)
err_quit("usage: server9 <server-pathname>");
/* 4create a door descriptor and attach to pathname */
fd = Door_create(servproc, &fd, 0);
unlink(argv[1]);
Close(Open(argv[1], O_CREAT | O_RDWR, FILE_MODE));
Fattach(fd, argv[1]);
/* 4servproc() handles all client requests */
for ( ; ; )
pause();
}
