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CRC.xs  view on Meta::CPAN

VERSIONCHECK: DISABLE

void
crc(data,bits=32)
    PREINIT:
	int data_len;
    INPUT:
	char *data = (char *)SvPV(ST(0),data_len);
	int bits;
    PPCODE:
	{
		crc_hash_t	h;
		U32		*rv;
		SV		*sv;

		if (bits < 16  || bits > 64) {
		    croak("String::CRC bits must be >= 16 and <= 64");
		}
		if (bits != crc_HashLimit) {
		    crc_HashLimit = bits;