/*
* To encrypt, frame format is:
* IV (4 bytes), clear payload (including SNAP), ICV (4 bytes)
- */
-
- /*
+ *
* PR: FIXME: Copied from hostap. Check fragmentation/MSDU/MPDU
* encryption.
+ *
+ * Host-based IEEE 802.11 fragmentation for TX is not yet supported, so
+ * call both MSDU and MPDU encryption functions from here.
*/
- /* Host-based IEEE 802.11 fragmentation for TX is not yet supported, so
- * call both MSDU and MPDU encryption functions from here. */
atomic_inc(&crypt->refcnt);
res = 0;
if (crypt->ops->encrypt_msdu)
if (ieee->iw_mode == IW_MODE_INFRA) {
fc |= IEEE80211_FCTL_TODS;
- /* To DS: Addr1 = BSSID, Addr2 = SA,
- Addr3 = DA */
+ /* To DS: Addr1 = BSSID, Addr2 = SA, Addr3 = DA */
memcpy(&header.addr1, ieee->current_network.bssid, ETH_ALEN);
memcpy(&header.addr2, &src, ETH_ALEN);
memcpy(&header.addr3, &dest, ETH_ALEN);
} else if (ieee->iw_mode == IW_MODE_ADHOC) {
- /* not From/To DS: Addr1 = DA, Addr2 = SA,
- Addr3 = BSSID */
+ /*
+ * not From/To DS: Addr1 = DA, Addr2 = SA,
+ * Addr3 = BSSID
+ */
memcpy(&header.addr1, dest, ETH_ALEN);
memcpy(&header.addr2, src, ETH_ALEN);
memcpy(&header.addr3, ieee->current_network.bssid, ETH_ALEN);
bytes_per_frag -= crypt->ops->extra_prefix_len +
crypt->ops->extra_postfix_len;
- /* Number of fragments is the total bytes_per_frag /
- * payload_per_fragment */
+ /*
+ * Number of fragments is the total bytes_per_frag /
+ * payload_per_fragment
+ */
nr_frags = bytes / bytes_per_frag;
bytes_last_frag = bytes % bytes_per_frag;
if (bytes_last_frag)
else
bytes_last_frag = bytes_per_frag;
- /* When we allocate the TXB we allocate enough space for the reserve
- * and full fragment bytes (bytes_per_frag doesn't include prefix,
- * postfix, header, FCS, etc.) */
+ /*
+ * When we allocate the TXB we allocate enough space for the
+ * reserve and full fragment bytes (bytes_per_frag doesn't
+ * include prefix, postfix, header, FCS, etc.)
+ */
txb = ieee80211_alloc_txb(nr_frags, frag_size, GFP_ATOMIC);
if (unlikely(!txb)) {
printk(KERN_WARNING "%s: Could not allocate TXB\n",
frag_hdr = (struct ieee80211_hdr_3addrqos *)skb_put(skb_frag, hdr_len);
memcpy(frag_hdr, &header, hdr_len);
- /* If this is not the last fragment, then add the MOREFRAGS
- * bit to the frame control */
+ /*
+ * If this is not the last fragment, then add the MOREFRAGS
+ * bit to the frame control
+ */
if (i != nr_frags - 1) {
frag_hdr->frame_ctl = cpu_to_le16(
fc | IEEE80211_FCTL_MOREFRAGS);