141   int32_t checkSum = 0;  in EncodeImpl()  local
143     checkSum = Encode128B(contents, &patterns);  in EncodeImpl()
145     checkSum = Encode128C(contents, &patterns);  in EncodeImpl()
147   checkSum %= 103;  in EncodeImpl()
148   patterns.push_back(checkSum);  in EncodeImpl()
175   int32_t checkSum = CODE_START_B * checkWeight;  in Encode128B()  local
179     checkSum += patternIndex * checkWeight++;  in Encode128B()
181   return checkSum;  in Encode128B()
189   int32_t checkSum = CODE_START_C * checkWeight;  in Encode128C()  local
206     checkSum += patternIndex * checkWeight++;  in Encode128C()
208   return checkSum;  in Encode128C()