AEAD key parsing is duplicated to multiple places in the kernel. Add a common helper function to consolidate that functionality. Cc: Herbert Xu <herbert@gondor.apana.org.au> Cc: "David S. Miller" <davem@davemloft.net> Signed-off-by: Mathias Krause <mathias.krause@secunet.com> Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
		
			
				
	
	
		
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			37 lines
		
	
	
	
		
			845 B
			
		
	
	
	
		
			C
		
	
	
	
	
	
/*
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 * Authenc: Simple AEAD wrapper for IPsec
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 *
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 * Copyright (c) 2007 Herbert Xu <herbert@gondor.apana.org.au>
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 *
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 * This program is free software; you can redistribute it and/or modify it
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 * under the terms of the GNU General Public License as published by the Free
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 * Software Foundation; either version 2 of the License, or (at your option)
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 * any later version.
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 *
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 */
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#ifndef _CRYPTO_AUTHENC_H
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#define _CRYPTO_AUTHENC_H
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#include <linux/types.h>
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enum {
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	CRYPTO_AUTHENC_KEYA_UNSPEC,
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	CRYPTO_AUTHENC_KEYA_PARAM,
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};
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struct crypto_authenc_key_param {
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	__be32 enckeylen;
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};
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struct crypto_authenc_keys {
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	const u8 *authkey;
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	const u8 *enckey;
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	unsigned int authkeylen;
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	unsigned int enckeylen;
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};
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int crypto_authenc_extractkeys(struct crypto_authenc_keys *keys, const u8 *key,
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			       unsigned int keylen);
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#endif	/* _CRYPTO_AUTHENC_H */
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