diff options
Diffstat (limited to 'include/linux/skbuff.h')
| -rw-r--r-- | include/linux/skbuff.h | 23 |
1 files changed, 18 insertions, 5 deletions
diff --git a/include/linux/skbuff.h b/include/linux/skbuff.h index 78c299f40bac..7691ad5b4771 100644 --- a/include/linux/skbuff.h +++ b/include/linux/skbuff.h @@ -2651,13 +2651,16 @@ static inline int skb_copy_datagram_msg(const struct sk_buff *from, int offset, } int skb_copy_and_csum_datagram_iovec(struct sk_buff *skb, int hlen, struct iovec *iov); -int skb_copy_datagram_from_iovec(struct sk_buff *skb, int offset, - const struct iovec *from, int from_offset, - int len); -int zerocopy_sg_from_iovec(struct sk_buff *skb, const struct iovec *frm, - int offset, size_t count); +static inline int skb_copy_and_csum_datagram_msg(struct sk_buff *skb, int hlen, + struct msghdr *msg) +{ + return skb_copy_and_csum_datagram_iovec(skb, hlen, msg->msg_iov); +} +int skb_copy_datagram_from_iter(struct sk_buff *skb, int offset, + struct iov_iter *from, int len); int skb_copy_datagram_iter(const struct sk_buff *from, int offset, struct iov_iter *to, int size); +int zerocopy_sg_from_iter(struct sk_buff *skb, struct iov_iter *frm); void skb_free_datagram(struct sock *sk, struct sk_buff *skb); void skb_free_datagram_locked(struct sock *sk, struct sk_buff *skb); int skb_kill_datagram(struct sock *sk, struct sk_buff *skb, unsigned int flags); @@ -2682,6 +2685,16 @@ int skb_ensure_writable(struct sk_buff *skb, int write_len); int skb_vlan_pop(struct sk_buff *skb); int skb_vlan_push(struct sk_buff *skb, __be16 vlan_proto, u16 vlan_tci); +static inline int memcpy_from_msg(void *data, struct msghdr *msg, int len) +{ + return memcpy_fromiovec(data, msg->msg_iov, len); +} + +static inline int memcpy_to_msg(struct msghdr *msg, void *data, int len) +{ + return memcpy_toiovec(msg->msg_iov, data, len); +} + struct skb_checksum_ops { __wsum (*update)(const void *mem, int len, __wsum wsum); __wsum (*combine)(__wsum csum, __wsum csum2, int offset, int len); |