unsigned int calculateChecksum	(	unsigned char *	buffer,
		int	size
	)

Definition at line 2372 of file feeserver.c.

References size.

Referenced by add_item_node(), checkCommand(), checkIntLocation(), checkLocation(), and command_handler().

                                                                {
        int n;
        unsigned int checks = 0;
        unsigned long adler = 1L;
        unsigned long part1 = adler & 0xffff;
        unsigned long part2 = (adler >> 16) & 0xffff;

        // calculates the checksum with the Adler32 algorithm
        for (n = 0; n < size; n++) {
                part1 = (part1 + buffer[n]) % ADLER_BASE;
                part2 = (part2 + part1) % ADLER_BASE;
        }
        checks = (unsigned int) ((part2 << 16) + part1);

        return checks;
}

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