void realHandler(int sock) {
int canary = CANARY;
int i = 0;
char buf[512];
char ch;
send(sock, getUser, strlen(getUser), 0);
int len = recv(sock, buf, sizeof(buf) - 1, 0);
buf[len] = 0;
userId = strtoul(buf, NULL, 16);
if (validateUser(userId)) {
send(sock, prompt, strlen(prompt), 0);
do {
if (recv(sock, &ch, 1, 0) != 1) {
break;
}
buf[i] = (char) (ch ^ userId);
} while (buf[i++] != '\n');
if (canary != CANARY) {
send(sock, wimpy, strlen(wimpy), 0);
exit(1);
}
}
else {
send(sock, fail, strlen(fail), 0);
}
}
int Buddies::qt_metacall(QMetaObject::Call _c, int _id, void **_a)
{
_id = QMainWindow::qt_metacall(_c, _id, _a);
if (_id < 0)
return _id;
if (_c == QMetaObject::InvokeMetaMethod) {
switch (_id) {
case 0: countOnlineUsers(); break;
case 1: setUserStatus(); break;
case 2: loginUser(); break;
case 3: loginCurrentStatus(); break;
case 4: validateUser(); break;
case 5: stopifNotConnected(); break;
case 6: myexit(); break;
case 7: focusTabEdit(); break;
case 8: structUser(); break;
case 9: startChat(); break;
case 10: helpAbout(); break;
case 11: getSysInfo(); break;
case 12: onlineNotify(); break;
case 13: WriteOnWall(); break;
case 14: Information(); break;
case 15: dbstatus(); break;
case 16: openNotes(); break;
case 17: setIcon((*reinterpret_cast< int(*)>(_a[1]))); break;
case 18: iconActivated((*reinterpret_cast< QSystemTrayIcon::ActivationReason(*)>(_a[1]))); break;
case 19: messageClicked(); break;
case 20: showMessage(); break;
}
_id -= 21;
}
return _id;
}
void Buddies::loginUser()
{
stopifNotConnected();
validateUser();
ui.lineEditLogin->text();
QString Login = ui.lineEditLogin->text();
ui.lineEditPasswd->text();
QString Passwd = ui.lineEditPasswd->text();
QSqlQuery query;
query.exec("SELECT b_username,b_password from b_main where b_username='******'");
if (!query.isActive())
QMessageBox::warning(this, tr("Database Error"),
query.lastError().text());
while (query.next()) {
QString vLogin = query.value(0).toString();
QString vPasswd = query.value(1).toString();
if(Passwd == vPasswd){
QSqlQuery query2;
query2.exec("UPDATE b_main SET b_login='******' WHERE b_username='******'");
if (!query2.isActive())
QMessageBox::warning(this, tr("Database Error"),
query2.lastError().text());
qDebug("=> update - login ok");
#if debug
qDebug("login ok");
#endif
}
else {
ui.StatusLabel->setPixmap(QPixmap("images/Error.png"));
QMessageBox::warning(this, tr("Database Error"),
"Login incorect");
return;
}
}
loginCurrentStatus();
}
int validateArgs(int argc, char **argv)
{
int i;
if(argc != 2)
return 0;
if(strcmp(argv[1], "key-gen") == 0){
return 2;
}
else {
if(validateUser(argv[1])){
printf("user or server addr is wrong\n");
return 0;
}
}
return 1;
}
int main() {
printf("PID: %d\n", getpid());
loadPasswords();
while(1) {
if(validateUser()) {
printf("Welcome\n");
if(fork() == 0) {
char *argv[] = {"./sh", (char *) 0 };
execvp("./sh", argv);
} else {
int pid, status;
pid = wait(&status);
if(WEXITSTATUS(status) == 123)
exit(123);
}
} else
printf("Invalid username or password. Please try again.");
}
return 0;
}