mirror of https://github.com/torvalds/linux.git
98 lines
2.3 KiB
C
98 lines
2.3 KiB
C
/* SPDX-License-Identifier: GPL-2.0-only */
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#ifndef __NET_PSP_HELPERS_H
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#define __NET_PSP_HELPERS_H
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#include <linux/skbuff.h>
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#include <net/sock.h>
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#include <net/psp/types.h>
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struct inet_timewait_sock;
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/* Driver-facing API */
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struct psp_dev *
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psp_dev_create(struct net_device *netdev, struct psp_dev_ops *psd_ops,
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struct psp_dev_caps *psd_caps, void *priv_ptr);
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void psp_dev_unregister(struct psp_dev *psd);
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/* Kernel-facing API */
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#if IS_ENABLED(CONFIG_INET_PSP)
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static inline void psp_sk_assoc_free(struct sock *sk) { }
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static inline void
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psp_twsk_init(struct inet_timewait_sock *tw, const struct sock *sk) { }
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static inline void psp_twsk_assoc_free(struct inet_timewait_sock *tw) { }
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static inline void
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psp_reply_set_decrypted(struct sk_buff *skb) { }
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static inline void
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psp_enqueue_set_decrypted(struct sock *sk, struct sk_buff *skb)
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{
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}
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static inline unsigned long
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__psp_skb_coalesce_diff(const struct sk_buff *one, const struct sk_buff *two,
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unsigned long diffs)
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{
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return diffs;
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}
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static inline enum skb_drop_reason
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psp_sk_rx_policy_check(struct sock *sk, struct sk_buff *skb)
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{
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return 0;
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}
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static inline enum skb_drop_reason
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psp_twsk_rx_policy_check(struct inet_timewait_sock *tw, struct sk_buff *skb)
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{
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return 0;
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}
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static inline struct psp_assoc *psp_skb_get_assoc_rcu(struct sk_buff *skb)
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{
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return NULL;
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}
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#else
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static inline void psp_sk_assoc_free(struct sock *sk) { }
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static inline void
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psp_twsk_init(struct inet_timewait_sock *tw, const struct sock *sk) { }
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static inline void psp_twsk_assoc_free(struct inet_timewait_sock *tw) { }
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static inline void
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psp_reply_set_decrypted(struct sk_buff *skb) { }
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static inline void
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psp_enqueue_set_decrypted(struct sock *sk, struct sk_buff *skb) { }
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static inline unsigned long
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__psp_skb_coalesce_diff(const struct sk_buff *one, const struct sk_buff *two,
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unsigned long diffs)
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{
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return diffs;
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}
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static inline enum skb_drop_reason
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psp_sk_rx_policy_check(struct sock *sk, struct sk_buff *skb)
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{
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return 0;
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}
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static inline enum skb_drop_reason
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psp_twsk_rx_policy_check(struct inet_timewait_sock *tw, struct sk_buff *skb)
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{
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return 0;
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}
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static inline struct psp_assoc *psp_skb_get_assoc_rcu(struct sk_buff *skb)
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{
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return NULL;
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}
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#endif
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static inline unsigned long
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psp_skb_coalesce_diff(const struct sk_buff *one, const struct sk_buff *two)
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{
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return __psp_skb_coalesce_diff(one, two, 0);
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}
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#endif /* __NET_PSP_HELPERS_H */
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