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| author | Alexander Aring <alex.aring@gmail.com> | 2013-12-17 14:21:21 +0100 |
|---|---|---|
| committer | Marcel Holtmann <marcel@holtmann.org> | 2013-12-17 06:16:47 -0800 |
| commit | 3109f2e28b0a3216e07d4933d28a8480c6520379 (patch) | |
| tree | c65c1fa607ed599a3922a1f820ede8270ad86fe8 /net/ieee802154 | |
| parent | 787949039fcd87b58aabeb494d031912209086ae (diff) | |
| download | op-kernel-dev-3109f2e28b0a3216e07d4933d28a8480c6520379.zip op-kernel-dev-3109f2e28b0a3216e07d4933d28a8480c6520379.tar.gz | |
6lowpan: introduce lowpan_push_hc_data function
This patch introduce the lowpan_push_hc_data function to set data in
the iphc buffer.
It's a common case to set data and increase the buffer pointer. This
helper function can be used many times in header_compress function to
generate the iphc header.
Signed-off-by: Alexander Aring <alex.aring@gmail.com>
Signed-off-by: Marcel Holtmann <marcel@holtmann.org>
Diffstat (limited to 'net/ieee802154')
| -rw-r--r-- | net/ieee802154/6lowpan.h | 7 |
1 files changed, 7 insertions, 0 deletions
diff --git a/net/ieee802154/6lowpan.h b/net/ieee802154/6lowpan.h index 10909e5..4981bf8 100644 --- a/net/ieee802154/6lowpan.h +++ b/net/ieee802154/6lowpan.h @@ -298,6 +298,13 @@ static inline bool lowpan_fetch_skb(struct sk_buff *skb, return false; } +static inline void lowpan_push_hc_data(u8 **hc_ptr, const void *data, + const size_t len) +{ + memcpy(*hc_ptr, data, len); + *hc_ptr += len; +} + typedef int (*skb_delivery_cb)(struct sk_buff *skb, struct net_device *dev); int lowpan_process_data(struct sk_buff *skb, struct net_device *dev, |
