Rfcraddcrc() - VeriFone MX800 series Programmer's Manual

C RF C R
ONTACTLESS ARD

RFCRAddCRC()

RFCRAddCRC()
246
M X 800 S P
ERIES ROGRAMMERS
M
EADER ODULE
Calculates the CRC of the data contained in buff and insert it at the offset position
of the buffer.
Prototype
void RFCRAddCRC(char* buff, int offset);
Parameters
Buffer containing the Command Frame to calculate the CRC.
buff
The position in the buffer to insert the CRC (and the size of the data to
size
CRC), usually 14 for Command Frame.
G
UIDE