1 /* 2 * geniv: IV generation 3 * 4 * Copyright (c) 2015 Herbert Xu <herbert@gondor.apana.org.au> 5 * 6 * This program is free software; you can redistribute it and/or modify it 7 * under the terms of the GNU General Public License as published by the Free 8 * Software Foundation; either version 2 of the License, or (at your option) 9 * any later version. 10 * 11 */ 12 13 #ifndef _CRYPTO_INTERNAL_GENIV_H 14 #define _CRYPTO_INTERNAL_GENIV_H 15 16 #include <crypto/internal/aead.h> 17 #include <linux/spinlock.h> 18 #include <linux/types.h> 19 20 struct aead_geniv_ctx { 21 spinlock_t lock; 22 struct crypto_aead *child; 23 struct crypto_sync_skcipher *sknull; 24 u8 salt[] __attribute__ ((aligned(__alignof__(u32)))); 25 }; 26 27 struct aead_instance *aead_geniv_alloc(struct crypto_template *tmpl, 28 struct rtattr **tb, u32 type, u32 mask); 29 void aead_geniv_free(struct aead_instance *inst); 30 int aead_init_geniv(struct crypto_aead *tfm); 31 void aead_exit_geniv(struct crypto_aead *tfm); 32 33 #endif /* _CRYPTO_INTERNAL_GENIV_H */ 34