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										 |  |  | #ifndef _NET_ESP_H
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							|  |  |  | #define _NET_ESP_H
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										 |  |  | #include <linux/skbuff.h>
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										 |  |  | struct crypto_aead; | 
					
						
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										 |  |  | struct esp_data { | 
					
						
							|  |  |  | 	/* 0..255 */ | 
					
						
							|  |  |  | 	int padlen; | 
					
						
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							|  |  |  | 	/* Confidentiality & Integrity */ | 
					
						
							|  |  |  | 	struct crypto_aead *aead; | 
					
						
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										 |  |  | }; | 
					
						
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							|  |  |  | extern void *pskb_put(struct sk_buff *skb, struct sk_buff *tail, int len); | 
					
						
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										 |  |  | struct ip_esp_hdr; | 
					
						
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							|  |  |  | static inline struct ip_esp_hdr *ip_esp_hdr(const struct sk_buff *skb) | 
					
						
							|  |  |  | { | 
					
						
							|  |  |  | 	return (struct ip_esp_hdr *)skb_transport_header(skb); | 
					
						
							|  |  |  | } | 
					
						
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										 |  |  | #endif
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