1 files changed, 33 insertions, 0 deletions
diff --git a/src/Dolphin/card/CARDNet.c b/src/Dolphin/card/CARDNet.c
new file mode 100644
index 0000000..828dbad
--- /dev/null
+++ b/src/Dolphin/card/CARDNet.c
@@ -0,0 +1,33 @@
+#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);
+}