Lines Matching defs:sum
906 register int sum = 0;909 * Our algorithm is simple, using a 32 bit accumulator (sum),915 sum += *w++;921 sum += htons(*(u_char *)w<<8);926 sum = (sum >> 16) + (sum & 0xffff); /* add hi 16 to low 16 */927 sum += (sum >> 16); /* add carry */928 answer = ~sum; /* truncate to 16 bits */