unsigned LoginBox (acclist_t al, char* password)
{
CursesInit();
if (!(_loginbox = newwin (LOGIN_WINDOW_HEIGHT, LOGIN_WINDOW_WIDTH, (LINES-LOGIN_WINDOW_HEIGHT)/2, (COLS-LOGIN_WINDOW_WIDTH)/2)))
ExitWithMessage ("failed to create login window");
keypad (_loginbox, true);
nodelay (_loginbox, false);
wbkgd (_loginbox, COLOR_PAIR(1)|' ');
int key;
unsigned pwlen = 0;
const unsigned aln = NAccounts();
if (!aln)
ExitWithMessage ("no usable accounts found");
memset (password, 0, MAX_PW_LEN);
// Make last logged in user default
unsigned ali = 0;
for (unsigned i = 0; i < aln; ++i)
if (al[ali]->ltime <= al[i]->ltime)
ali = i;
do {
wattrset (_loginbox, COLOR_PAIR(1));
werase (_loginbox);
box (_loginbox, 0, 0);
mvwaddstr (_loginbox, 1,2, USERNAME_PROMPT);
mvwaddstr (_loginbox, 2,2, PASSWORD_PROMPT);
wattrset (_loginbox, COLOR_PAIR(2));
mvwaddnstr (_loginbox, 1,2+sizeof(USERNAME_PROMPT), al[ali]->name, MAX_INPUT_WIDTH);
mvwaddnstr (_loginbox, 2,2+sizeof(PASSWORD_PROMPT), PASSWORD_MASKSTR, min(strlen(PASSWORD_MASKSTR),pwlen));
wrefresh (_loginbox);
key = wgetch (_loginbox);
if (isprint(key) && pwlen < MAX_PW_LEN-1)
password[pwlen++] = key;
else if (key == KEY_BACKSPACE && pwlen > 0)
password[--pwlen] = 0;
else if (key == KEY_UP)
ali = (ali-1) % aln;
else if (key == KEY_DOWN || key == '\t')
ali = (ali+1) % aln;
} while (key != '\n');
delwin (_loginbox);
CursesCleanup();
return ali;
}
static void CursesInit (void)
{
if (!initscr())
ExitWithMessage ("failed to initialize curses");
atexit (CursesCleanup);
start_color();
use_default_colors();
init_pair (1, COLOR_GREEN, COLOR_DEFAULT);
init_pair (2, COLOR_CYAN, COLOR_DEFAULT);
noecho();
}
bool HandleAssert(const char *pMsg, const char *pFile, int line)
{
const int CBuffSize = 120;
const int CBuffMaxMsg = 80;
const char *p = (pMsg == 0) ? "<none>" : pMsg;
if (std::strlen(p) > CBuffMaxMsg) p = "<too long>";
char buff[CBuffSize];
buff[0] = 0;
std::sprintf(buff, "ASSERT %s @ %s:%i", p, pFile, line);
ExitWithMessage(buff);
// never goes here
return true;
}
