void SPiece::rotate() {
if (active_state == 1) {
assign_state(2, s_state2);
} else {
assign_state(1, s_state1);
}
}
void JPiece::rotate_back() {
if (active_state == 1) {
assign_state(4, j_state4);
} else if (active_state == 2) {
assign_state(1, j_state1);
} else if (active_state == 3) {
assign_state(2, j_state2);
} else {
assign_state(3, j_state3);
}
}
int input_handshake(DESC_DATA *d, char *orig, int bytes)
{
if (bytes < 4)
return 0;
if (d->handshake == *(DWORD *) orig)
assign_state(d, STATE_MAIN);
else
{
sys_log("SYSERR: BAD_HANDSHAKE: %d %d", d->handshake, *(DWORD *) orig);
assign_state(d, STATE_CLOSE);
}
return 4;
}
int input_main(DESC_DATA *d, char *orig, int bytes)
{
char *data = orig;
BYTE header, last_header = 0;
WORD desc_num;
int i, pl, last_pl = 0, bytes_proceed = 0;
for (i = bytes; i > 0;)
{
header = (BYTE) *(data++);
i--;
// desc_num 은 2 bytes 이므로 2 bytes 보다 내용이 적으면 bytes 를 리턴
if (i < 2)
return (bytes_proceed);
desc_num = *((WORD *) data);
data += 2;
i -= 2;
pl = 0;
switch (header)
{
case HEADER_GT_LOGIN:
if (!(pl = input_login(d, data, i)))
return (bytes_proceed);
break;
case HEADER_GT_LOGOUT:
if (!(pl = input_logout(d, data, i)))
return (bytes_proceed);
break;
default:
sys_log("UNKNOWN HEADER: %d, LAST HEADER: %d(%d), REMAIN BYTES: %d, DESC: %d",
header, last_header, last_pl, i, d->desc_num);
printdata((BYTE*)orig, bytes);
assign_state(d, STATE_CLOSE);
return (bytes);
}
data += pl;
i -= pl;
bytes_proceed += 3 + pl;
last_pl = pl;
last_header = header;
}
return (bytes);
}
SPiece::SPiece() {
assign_state(1, s_state1);
}
JPiece::JPiece() {
assign_state(1, j_state1);
}
