#include struct lwmsg{ uint8_t * buffer; uint8_t * trnsprthdr; uint8_t * ctrlhdr; uint8_t * msgelems; int pos; int flags; int hlen; int rid; int seqnum; int type; }; void lwmsg_init(struct lwmsg * lwmsg, uint8_t * buffer, uint8_t * macaddrss,int type, int seqnum );