92   int nread;  in Curl_fillreadbuffer()  local
114   nread = (int)data->state.fread_func(data->req.upload_fromhere, 1,  in Curl_fillreadbuffer()
117   if(nread == CURL_READFUNC_ABORT) {  in Curl_fillreadbuffer()
122   else if(nread == CURL_READFUNC_PAUSE) {  in Curl_fillreadbuffer()
143   else if((size_t)nread > buffersize) {  in Curl_fillreadbuffer()
185                       "%x%s", nread, endofline_native);  in Curl_fillreadbuffer()
189     nread += hexlen;  in Curl_fillreadbuffer()
195     memcpy(data->req.upload_fromhere + nread,  in Curl_fillreadbuffer()
204       length = nread;  in Curl_fillreadbuffer()
216     if((nread - hexlen) == 0)  in Curl_fillreadbuffer()
220     nread+=(int)strlen(endofline_native); /* for the added end of line */  in Curl_fillreadbuffer()
225     result = Curl_convert_to_network(data, data->req.upload_fromhere, nread);  in Curl_fillreadbuffer()
232   *nreadp = nread;  in Curl_fillreadbuffer()
394   ssize_t nread; /* number of bytes read */  in readwrite_data()  local
431       result = Curl_read(conn, conn->sockfd, k->buf, bytestoread, &nread);  in readwrite_data()
444       nread = 0;  in readwrite_data()
456     is_empty_data = ((nread == 0) && (k->bodywrites == 0)) ? TRUE : FALSE;  in readwrite_data()
459     if(0 < nread || is_empty_data) {  in readwrite_data()
460       k->buf[nread] = 0;  in readwrite_data()
462     else if(0 >= nread) {  in readwrite_data()
475       result = conn->handler->readwrite(data, conn, &nread, &readmore);  in readwrite_data()
488       result = Curl_http_readwrite_headers(data, conn, &nread, &stop_reading);  in readwrite_data()
493          (k->maxdownload <= 0 && nread > 0)) {  in readwrite_data()
494         result = conn->handler->readwrite(data, conn, &nread, &readmore);  in readwrite_data()
504         if(nread > 0) {  in readwrite_data()
509                   nread, data->state.path);  in readwrite_data()
510             read_rewind(conn, (size_t)nread);  in readwrite_data()
517                   nread, data->state.path);  in readwrite_data()
530     if(k->str && !k->header && (nread > 0 || is_empty_data)) {  in readwrite_data()
608                        k->str, (size_t)nread, conn);  in readwrite_data()
612                      k->str, (size_t)nread, conn);  in readwrite_data()
625           Curl_httpchunk_read(conn, k->str, nread, &nread);  in readwrite_data()
669          (k->bytecount + nread >= k->maxdownload)) {  in readwrite_data()
671         excess = (size_t)(k->bytecount + nread - k->maxdownload);  in readwrite_data()
682                   k->size, k->maxdownload, k->bytecount, nread);  in readwrite_data()
696         nread = (ssize_t) (k->maxdownload - k->bytecount);  in readwrite_data()
697         if(nread < 0) /* this should be unusual */  in readwrite_data()
698           nread = 0;  in readwrite_data()
703       k->bytecount += nread;  in readwrite_data()
707       if(!k->chunk && (nread || k->badheader || is_empty_data)) {  in readwrite_data()
745                 result = Curl_pop3_write(conn, k->str, nread);  in readwrite_data()
750                                            nread);  in readwrite_data()
758               result = Curl_unencode_deflate_write(conn, k, nread);  in readwrite_data()
764               result = Curl_unencode_gzip_write(conn, k, nread);  in readwrite_data()
787       k->str += nread;  in readwrite_data()
788       nread = (ssize_t)excess;  in readwrite_data()
790       result = conn->handler->readwrite(data, conn, &nread, &readmore);  in readwrite_data()
844   ssize_t nread; /* number of bytes read */  in readwrite_upload()  local
894         nread = (ssize_t)fillcount;  in readwrite_upload()
897         nread = 0; /* we're done uploading/reading */  in readwrite_upload()
899       if(!nread && (k->keepon & KEEP_SEND_PAUSE)) {  in readwrite_upload()
903       else if(nread<=0) {  in readwrite_upload()
911       data->req.upload_present = nread;  in readwrite_upload()
936         for(i = 0, si = 0; i < nread; i++, si++) {  in readwrite_upload()
951         if(si != nread) {  in readwrite_upload()
954           nread = si;  in readwrite_upload()
960           data->req.upload_present = nread;  in readwrite_upload()
966         result = Curl_smtp_escape_eob(conn, nread);  in readwrite_upload()