1148   coap_pdu_t *resp;  in coap_wellknown_response()  local
1158   resp = coap_pdu_init(request->hdr->type == COAP_MESSAGE_CON   in coap_wellknown_response()
1163   if (!resp) {  in coap_wellknown_response()
1168   if (!coap_add_token(resp, request->hdr->token_length, request->hdr->token)) {  in coap_wellknown_response()
1180     resp->hdr->code = COAP_RESPONSE_CODE(400);  in coap_wellknown_response()
1181     resp->length = sizeof(coap_hdr_t) + resp->hdr->token_length;  in coap_wellknown_response()
1182     return resp;  in coap_wellknown_response()
1190       resp->hdr->code = COAP_RESPONSE_CODE(400);  in coap_wellknown_response()
1191       return resp;  in coap_wellknown_response()
1204   if (resp->max_size <= (size_t)resp->length + 3) {  in coap_wellknown_response()
1213   coap_add_option(resp, COAP_OPTION_CONTENT_FORMAT,  in coap_wellknown_response()
1218   if (!need_block2 && (resp->max_size - (size_t)resp->length < wkc_len)) {  in coap_wellknown_response()
1219     assert(resp->length <= resp->max_size);  in coap_wellknown_response()
1220     const size_t payloadlen = resp->max_size - resp->length;  in coap_wellknown_response()
1239     if (coap_write_block_opt(&block, COAP_OPTION_BLOCK2, resp, wkc_len) < 0) {  in coap_wellknown_response()
1248   resp->data = (unsigned char *)resp->hdr + resp->length;  in coap_wellknown_response()
1249   *resp->data = COAP_PAYLOAD_START;  in coap_wellknown_response()
1250   resp->data++;  in coap_wellknown_response()
1251   resp->length++;  in coap_wellknown_response()
1252   len = need_block2 ? SZX_TO_BYTES(block.szx) : resp->max_size - resp->length;  in coap_wellknown_response()
1254   result = coap_print_wellknown(context, resp->data, &len, offset, query_filter);  in coap_wellknown_response()
1260   resp->length += COAP_PRINT_OUTPUT_LENGTH(result);  in coap_wellknown_response()
1261   return resp;  in coap_wellknown_response()
1265   resp->hdr->code = COAP_RESPONSE_CODE(503);  in coap_wellknown_response()
1266   resp->length = sizeof(coap_hdr_t) + resp->hdr->token_length;  in coap_wellknown_response()
1267   return resp;  in coap_wellknown_response()