Lines Matching refs:checksum
72 * checksum. A packet consists of
74 * $<packet info>#<checksum>.
78 * <checksum> :: <two hex digits computed as modulo 256 sum of <packetinfo>>
223 /* scan for the sequence $<data>#<checksum> */
227 unsigned char checksum;
244 checksum = 0;
254 checksum = checksum + ch;
267 if (checksum != xmitcsum)
268 putDebugChar('-'); /* failed checksum */
282 } while (checksum != xmitcsum);
289 unsigned char checksum;
293 /* $<packet info>#<checksum>. */
296 checksum = 0;
301 checksum += ch;
306 putDebugChar(hexchars[checksum >> 4]);
307 putDebugChar(hexchars[checksum & 0xf]);
