318   size_t opt_delta;  in coap_remove_option()  local
343     opt_delta = decode_this.delta + decode_next.delta;  in coap_remove_option()
344     if (opt_delta <= 12) {  in coap_remove_option()
346       next_option[0] = (next_option[0] & 0x0f) + (coap_opt_t)(opt_delta << 4);  in coap_remove_option()
348     else if (opt_delta <= 269 && decode_next.delta <= 12) {  in coap_remove_option()
352       next_option[1] = (coap_opt_t)(opt_delta - 13);  in coap_remove_option()
354     else if (opt_delta <= 269) {  in coap_remove_option()
356       next_option[1] = (coap_opt_t)(opt_delta - 13);  in coap_remove_option()
385       next_option[1] = (coap_opt_t)((opt_delta - 269) >> 8);  in coap_remove_option()
386       next_option[2] = (opt_delta - 269) & 0xff;  in coap_remove_option()
392       next_option[1] = (coap_opt_t)((opt_delta - 269) >> 8);  in coap_remove_option()
393       next_option[2] = (opt_delta - 269) & 0xff;  in coap_remove_option()
396       next_option[1] = (coap_opt_t)((opt_delta - 269) >> 8);  in coap_remove_option()
397       next_option[2] = (opt_delta - 269) & 0xff;  in coap_remove_option()
420   size_t opt_delta;  in coap_insert_option()  local
443   opt_delta = opt_iter.number - number;  in coap_insert_option()
462     option[0] = (option[0] & 0x0f) + (coap_opt_t)(opt_delta << 4);  in coap_insert_option()
464   else if (decode.delta <= 269 && opt_delta <= 12) {  in coap_insert_option()
466     option[1] = (option[0] & 0x0f) + (coap_opt_t)(opt_delta << 4);  in coap_insert_option()
469   else if (decode.delta <= 269 && opt_delta <= 269) {  in coap_insert_option()
471     option[1] = (coap_opt_t)(opt_delta - 13);  in coap_insert_option()
473   else if (opt_delta <= 12) {  in coap_insert_option()
475     option[2] = (option[0] & 0x0f) + (coap_opt_t)(opt_delta << 4);  in coap_insert_option()
478   else if (opt_delta <= 269) {  in coap_insert_option()
481     option[2] = (coap_opt_t)(opt_delta - 13);  in coap_insert_option()
486     option[1] = (coap_opt_t)((opt_delta - 269) >> 8);  in coap_insert_option()
487     option[2] = (opt_delta - 269) & 0xff;  in coap_insert_option()