_writeRawSegment(buf, 0, len2); offset += len2; len -= len2;
_writeRawSegment(buf, 0, len2); offset += len2; len -= len2;
_writeRawSegment(buf, 0, len2); offset += len2; len -= len2;
_writeRawSegment(buf, 0, len2); offset += len2; len -= len2;
_writeRawSegment(buf, 0, len2); offset += len2; len -= len2;
_writeRawSegment(buf, 0, len2); offset += len2; len -= len2;
_writeRawSegment(buf, 0, len2); offset += len2; len -= len2;
_writeRawSegment(buf, 0, len2); offset += len2; len -= len2;