int
console_wait_for_key(void)
{
// wait for a key
char buffer[3];
ssize_t bytesRead;
do {
bytesRead = sInput.ReadAt(NULL, 0, buffer, 3);
if (bytesRead < 0)
return 0;
} while (bytesRead == 0);
// translate the ESC sequences for cursor keys
if (bytesRead == 3 && buffer[0] == 27 && buffer[1] == 91) {
int key = translate_key(buffer[2]);
if (key != 0)
return key;
}
// put back unread chars
if (bytesRead > 1)
sInput.PutChars(buffer + 1, bytesRead - 1);
return buffer[0];
}
int
console_wait_for_key(void)
{
#if 0
// XXX: do this way and remove keyboard.cpp ?
// wait for a key
char buffer[3];
ssize_t bytesRead;
do {
bytesRead = sInput.ReadAt(NULL, 0, buffer, 3);
if (bytesRead < 0)
return 0;
} while (bytesRead == 0);
#endif
union key key = wait_for_key();
if (key.code.ascii == 0) {
switch (key.code.bios) {
case BIOS_KEY_UP:
return TEXT_CONSOLE_KEY_UP;
case BIOS_KEY_DOWN:
return TEXT_CONSOLE_KEY_DOWN;
case BIOS_KEY_PAGE_UP:
return TEXT_CONSOLE_KEY_PAGE_UP;
case BIOS_KEY_PAGE_DOWN:
return TEXT_CONSOLE_KEY_PAGE_DOWN;
case BIOS_KEY_HOME:
return TEXT_CONSOLE_KEY_HOME;
case BIOS_KEY_END:
return TEXT_CONSOLE_KEY_END;
default:
return 0;
}
} else
return key.code.ascii;
}