macosx-10.9.5/CF-855.17/CFStringEncodings.c

498    or number of bytes required, indicated by usedBufLen).
504 CFIndex __CFStringEncodeByteStream(CFStringRef string, CFIndex rangeLoc, CFIndex rangeLen, Boolean generatingExternalFile, CFStringEncoding encoding, char lossByte, uint8_t *buffer, CFIndex max, CFIndex *usedBufLen) {
652                     if (usedBufLen) *usedBufLen = numCharsProcessed;
669                     if (usedBufLen) *usedBufLen = numCharsProcessed;
680                     if (usedBufLen) *usedBufLen = numCharsProcessed;
695                     if (usedBufLen) *usedBufLen = numCharsProcessed;
806     if (usedBufLen) *usedBufLen = totalBytesWritten;
835     CFIndex usedBufLen;
859             if (!CFUniCharDecompose(charactersBuffer, range.length, NULL, (void *)buffer, bufferLimit - buffer, &usedBufLen, true, kCFUniCharUTF8Format, true)) return false;
861             buffer += usedBufLen;
865         if (!CFUniCharDecompose(characters, length, NULL, (void *)buffer, maxBufLen, &usedBufLen, true, kCFUniCharUTF8Format, true)) return false;
866         buffer += usedBufLen;