e44f391187
For SHA256, RFC4868 requires to truncate ICV length to 128 bits, hence MAX_AH_AUTH_LEN should be updated to 16. Signed-off-by: Nicolas Dichtel <nicolas.dichtel@6wind.com> Signed-off-by: David S. Miller <davem@davemloft.net>
25 lines
435 B
C
25 lines
435 B
C
#ifndef _NET_AH_H
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#define _NET_AH_H
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#include <linux/skbuff.h>
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/* This is the maximum truncated ICV length that we know of. */
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#define MAX_AH_AUTH_LEN 16
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struct crypto_ahash;
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struct ah_data {
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int icv_full_len;
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int icv_trunc_len;
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struct crypto_ahash *ahash;
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};
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struct ip_auth_hdr;
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static inline struct ip_auth_hdr *ip_auth_hdr(const struct sk_buff *skb)
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{
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return (struct ip_auth_hdr *)skb_transport_header(skb);
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}
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#endif
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