SMB3_AES_GCM_NONCE
get_random_bytes(&tr_hdr->Nonce, SMB3_AES_GCM_NONCE);
memcpy(iv, (char *)tr_hdr->Nonce, SMB3_AES_GCM_NONCE);
memcpy(iv, (char *)tr_hdr->Nonce, SMB3_AES_GCM_NONCE);
get_random_bytes(&tr_hdr->Nonce, SMB3_AES_GCM_NONCE);