317   coap_opt_t *next_option = NULL;  in coap_remove_option()  local
337   next_option = coap_option_next(&opt_iter);  in coap_remove_option()
338   if (next_option) {  in coap_remove_option()
339     if (!coap_opt_parse(next_option,  in coap_remove_option()
340                         pdu->used_size - (next_option - pdu->token),  in coap_remove_option()
346       next_option[0] = (next_option[0] & 0x0f) + (coap_opt_t)(opt_delta << 4);  in coap_remove_option()
350       next_option -= 1;  in coap_remove_option()
351       next_option[0] = (next_option[1] & 0x0f) + (13 << 4);  in coap_remove_option()
352       next_option[1] = (coap_opt_t)(opt_delta - 13);  in coap_remove_option()
356       next_option[1] = (coap_opt_t)(opt_delta - 13);  in coap_remove_option()
360       if (next_option - option < 2) {  in coap_remove_option()
373         next_option = coap_option_next(&opt_iter);  in coap_remove_option()
375         assert(next_option != NULL);  in coap_remove_option()
376         memmove(&next_option[1], next_option,  in coap_remove_option()
377                 pdu->used_size - (next_option - pdu->token));  in coap_remove_option()
381         next_option++;  in coap_remove_option()
383       next_option -= 2;  in coap_remove_option()
384       next_option[0] = (next_option[2] & 0x0f) + (14 << 4);  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()
390       next_option -= 1;  in coap_remove_option()
391       next_option[0] = (next_option[1] & 0x0f) + (14 << 4);  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()
401     next_option = option + coap_opt_encode_size(decode_this.delta,  in coap_remove_option()
405   if (pdu->used_size - (next_option - pdu->token))  in coap_remove_option()
406     memmove(option, next_option, pdu->used_size - (next_option - pdu->token));  in coap_remove_option()
407   pdu->used_size -= next_option - option;  in coap_remove_option()
409     pdu->data -= next_option - option;  in coap_remove_option()