int
main(int argc, char **argv)
{
const char optstr[] = ":admopstuxg:l:";
int i;
#ifdef __GLIBC__
putenv("POSIXLY_CORRECT=1");
#endif
progname = basename(argv[0]);
while ((i = getopt(argc, argv, optstr)) != EOF) {
switch (i) {
case 'a':
aflag = 1;
break;
case 'd':
dflag = 1;
break;
case 'm':
mflag = 1;
break;
case 'o':
oflag = 1;
break;
case 'p':
pflag = 1;
break;
case 's':
sflag = 1;
break;
case 't':
tflag = 1;
break;
case 'u':
uflag = 1;
break;
case 'x':
xflag = 1;
break;
case 'g':
selectgrp(optarg);
break;
case 'l':
selectuser(optarg);
break;
default:
usage();
}
}
if (argv[optind])
usage();
if (sflag && uflag)
sflag = uflag = 0;
readpasswd();
readshadow();
readgroup();
userdel();
report();
return errcnt;
}
int auth_pwd_client(int s, bin_addr *proxy)
{
u_char buf[640];
int r, ret, done;
FILE *fp = NULL;
struct user_pass up;
ret = -1;
done = 0;
/* get username/password */
if (pwdfile != NULL) {
setreuid(PROCUID, 0);
fp = fopen(pwdfile, "r");
setreuid(0, PROCUID);
}
if ( fp != NULL ) {
r = readpasswd(fp, proxy, &up);
fclose(fp);
if ( r == 0 ) { /* readpasswd gets match */
if ( up.ulen >= 1 && up.ulen <= 255
&& up.plen >= 1 && up.plen <= 255 ) {
/* build auth data */
buf[0] = 0x01;
buf[1] = up.ulen & 0xff;
memcpy(&buf[2], up.user, up.ulen);
buf[2+up.ulen] = up.plen & 0xff;
memcpy(&buf[2+up.ulen+1], up.pass, up.plen);
done++;
}
}
}
if (! done) {
/* build fake auth data */
/* little bit BAD idea */
buf[0] = 0x01;
buf[1] = 0x01;
buf[2] = ' ';
buf[3] = 0x01;
buf[4] = ' ';
up.ulen = up.plen = 1;
}
r = timerd_write(s, buf, 3+up.ulen+up.plen, TIMEOUTSEC);
if (r < 3+up.ulen+up.plen) {
/* cannot write */
goto err_ret;
}
/* get server reply */
r = timerd_read(s, buf, 2, TIMEOUTSEC, 0);
if (r < 2) {
/* cannot read */
goto err_ret;
}
if (buf[0] == 0x01 && buf[1] == 0) {
/* username/passwd auth succeded */
ret = 0;
}
err_ret:
/* erace uname and passwd storage */
memset(&up, 0, sizeof(struct user_pass));
return(ret);
}
int
main(int argc, char *argv[])
{
const char *host_default = "127.0.0.1";
static int op = 0;
char *host = host_default;
char *user = NULL;
static struct option long_options[] = {
{"host", required_argument, 0, 'h'},
{"user", required_argument, 0, 'u'},
{"register", no_argument, &op, 1},
{"send", no_argument, &op, 2},
{"receive", no_argument, &op, 3},
{"delete", no_argument, &op, 4},
{0, 0, 0, 0}
};
int option_index = 0;
int c;
while (1) {
c = getopt_long(argc, argv, "hu", long_options, &option_index);
if (c == -1)
break;
switch (c) {
case 0:
break;
case 'h':
host = optarg;
break;
case 'u':
user = optarg;
break;
default:
abort();
}
}
if (user == NULL)
user = getpwuid(getuid())->pw_name;
int rc;
const char *passwd;
if (op > 0)
printf("Working as %s@%s.\n", user, host);
switch (op) {
case 1:
// register
chat_register(host, user);
break;
case 2:
// send
if (argc - optind < 2) {
printf("Please specify recipient and message.\n");
exit(EXIT_FAILURE);
}
char *recipient = argv[optind];
char *message = argv[optind+1];
rc = chat_sendmsg(host, recipient, user, message);
printf("Send %s.\n", rc == 0 ? "OK" : "ERROR");
break;
case 3:
// receive
passwd = readpasswd();
if (passwd == NULL) {
printf("Can't find passwd file. Please register first.\n");
exit(EXIT_FAILURE);
}
const char *result = chat_recvmsg(host, user, passwd);
if (result == NULL || strlen(result) == 0)
printf("No messages for %s.\n", user);
else
printf("%s", result);
break;
case 4:
// delete
passwd = readpasswd();
if (passwd == NULL) {
printf("Can't find passwd file. Please register first.\n");
exit(EXIT_FAILURE);
}
rc = chat_delmsg(host, user, passwd);
printf("Delete %s.\n", rc == 0 ? "OK" : "ERROR");
break;
}
exit(EXIT_SUCCESS);
}
