1*4882a593Smuzhiyun /* SPDX-License-Identifier: GPL-2.0-or-later */ 2*4882a593Smuzhiyun /* 3*4882a593Smuzhiyun * geniv: IV generation 4*4882a593Smuzhiyun * 5*4882a593Smuzhiyun * Copyright (c) 2015 Herbert Xu <herbert@gondor.apana.org.au> 6*4882a593Smuzhiyun */ 7*4882a593Smuzhiyun 8*4882a593Smuzhiyun #ifndef _CRYPTO_INTERNAL_GENIV_H 9*4882a593Smuzhiyun #define _CRYPTO_INTERNAL_GENIV_H 10*4882a593Smuzhiyun 11*4882a593Smuzhiyun #include <crypto/internal/aead.h> 12*4882a593Smuzhiyun #include <linux/spinlock.h> 13*4882a593Smuzhiyun #include <linux/types.h> 14*4882a593Smuzhiyun 15*4882a593Smuzhiyun struct aead_geniv_ctx { 16*4882a593Smuzhiyun spinlock_t lock; 17*4882a593Smuzhiyun struct crypto_aead *child; 18*4882a593Smuzhiyun struct crypto_sync_skcipher *sknull; 19*4882a593Smuzhiyun u8 salt[] __attribute__ ((aligned(__alignof__(u32)))); 20*4882a593Smuzhiyun }; 21*4882a593Smuzhiyun 22*4882a593Smuzhiyun struct aead_instance *aead_geniv_alloc(struct crypto_template *tmpl, 23*4882a593Smuzhiyun struct rtattr **tb); 24*4882a593Smuzhiyun int aead_init_geniv(struct crypto_aead *tfm); 25*4882a593Smuzhiyun void aead_exit_geniv(struct crypto_aead *tfm); 26*4882a593Smuzhiyun 27*4882a593Smuzhiyun #endif /* _CRYPTO_INTERNAL_GENIV_H */ 28