message_data
__be32 *message_data);
__be64 *msi_address, __be32 *message_data);
(noise_encrypted_len(plain_len) + sizeof(struct message_data))
ALIGN(sizeof(struct message_data) + SKB_HEADER_LEN, 4)
le64_to_cpu(((struct message_data *)skb->data)->counter);
offset += sizeof(struct message_data);
return sizeof(struct message_data);
__le32 idx = ((struct message_data *)skb->data)->key_idx;
struct message_data *header;
header = (struct message_data *)skb_push(skb, sizeof(*header));
if (skb_to_sgvec(skb, sg, sizeof(struct message_data),