marioparty4/src/dolphin/card/CARDNet.c
2024-11-12 03:38:42 +01:00

34 lines
724 B
C

#include <dolphin/card.h>
#include <dolphin/dsp.h>
#include <dolphin/dvd.h>
#include <dolphin/os.h>
#include <dolphin/CARDPriv.h>
u16 __CARDVendorID = 0xffff;
s32 CARDGetSerialNo(s32 chan, u64 *serialNo)
{
CARDControl *card;
CARDID *id;
int i;
u64 code;
s32 result;
if (!(0 <= chan && chan < 2)) {
return CARD_RESULT_FATAL_ERROR;
}
result = __CARDGetControlBlock(chan, &card);
if (result < 0) {
return result;
}
id = (CARDID *)card->workArea;
for (code = 0, i = 0; i < sizeof(id->serial) / sizeof(u64); ++i) {
code ^= *(u64 *)&id->serial[sizeof(u64) * i];
}
*serialNo = code;
return __CARDPutControlBlock(card, CARD_RESULT_READY);
}