Lines Matching defs:sum
1286 register uint32_t sum = 0;1290 sum += *(unsigned short *)addr++;1296 sum += * (unsigned char *)addr;1298 /* Fold 32-bit sum to 16 bits */1299 while (sum >> 16)1300 sum = (sum & 0xffff) + (sum >> 16);1302 sum = (~sum) & 0xffff;1303 if (sum == 0)1304 sum = 0xffff;1306 return (sum);