184     char* buffer_cur = buffer;  in write()  local
198         if (buffer_cur + sizeof(uint8_t) + len > buffer_end) {  in write()
202         *buffer_cur++ = len;  in write()
203         buffer_cur = std::copy(std::next(name.begin(), pos),  in write()
205                                buffer_cur);  in write()
209     *buffer_cur++ = 0;  in write()
210     return buffer_cur;  in write()
268     char* buffer_cur = qname.write(buffer, buffer_end);  in write()  local
269     if (buffer_cur == nullptr) return nullptr;  in write()
270     if (buffer_cur + 2*sizeof(uint16_t) > buffer_end) {  in write()
274     *reinterpret_cast<uint16_t*>(buffer_cur) = htons(qtype);  in write()
275     *reinterpret_cast<uint16_t*>(buffer_cur + sizeof(uint16_t)) =  in write()
277     return buffer_cur + 2*sizeof(uint16_t);  in write()
331     char* buffer_cur = name.write(buffer, buffer_end);  in write()  local
332     if (buffer_cur == nullptr) return nullptr;  in write()
333     buffer_cur = writeIntFields(rdata.size(), buffer_cur, buffer_end);  in write()
334     if (buffer_cur == nullptr) return nullptr;  in write()
335     if (buffer_cur + rdata.size() > buffer_end) {  in write()
339     return std::copy(rdata.begin(), rdata.end(), buffer_cur);  in write()
485     char* buffer_cur = buffer + sizeof(Header);  in write()  local
487         buffer_cur = question.write(buffer_cur, buffer_end);  in write()
488         if (buffer_cur == nullptr) return nullptr;  in write()
491         buffer_cur = answer.write(buffer_cur, buffer_end);  in write()
492         if (buffer_cur == nullptr) return nullptr;  in write()
495         buffer_cur = authority.write(buffer_cur, buffer_end);  in write()
496         if (buffer_cur == nullptr) return nullptr;  in write()
499         buffer_cur = additional.write(buffer_cur, buffer_end);  in write()
500         if (buffer_cur == nullptr) return nullptr;  in write()
502     return buffer_cur;  in write()