Condition structure for getting information of card one by one.
struct{
DWORD dwSize;
BYTE byCardNo[ACS_CARD_NO_LEN/*32*/];
BYTE byRes[16];
}NET_DVR_CARD_SEND_DATA, *LPNET_DVR_CARD_SEND_DATA;
Structure size.
Card No., whose integer value cannot be duplicated, that is, No.1 and No.01 represents a same card. See the special card No. as follows:
0xFFFFFFFFFFFFFFFF: Illegal card No.
0xFFFFFFFFFFFFFFFE: Duress card No.
0xFFFFFFFFFFFFFFFD: Super card No.
0xFFFFFFFFFFFFFFFC to 0xFFFFFFFFFFFFFFF1: Reserved special card No. range
0xFFFFFFFFFFFFFFF0: Maximum valid card No.
Reserved, set to 0.