138   int32_t checkSum = 0;  in EncodeImpl()  local
140     checkSum = Encode128B(contents, &patterns);  in EncodeImpl()
142     checkSum = Encode128C(contents, &patterns);  in EncodeImpl()
144   checkSum %= 103;  in EncodeImpl()
145   patterns.push_back(checkSum);  in EncodeImpl()
169   int32_t checkSum = CODE_START_B * checkWeight;  in Encode128B()  local
173     checkSum += patternIndex * checkWeight++;  in Encode128B()
175   return checkSum;  in Encode128B()
183   int32_t checkSum = CODE_START_C * checkWeight;  in Encode128C()  local
200     checkSum += patternIndex * checkWeight++;  in Encode128C()
202   return checkSum;  in Encode128C()