geniv.c (cd900f0cacd7601dabdd028e8cbdbf2a7041cee2) geniv.c (0f8f6d86d415f9d88dc0f7847f11d0c52dba1965)
1// SPDX-License-Identifier: GPL-2.0-or-later
2/*
3 * geniv: Shared IV generator code
4 *
5 * This file provides common code to IV generators such as seqiv.
6 *
7 * Copyright (c) 2007-2019 Herbert Xu <herbert@gondor.apana.org.au>
8 */

--- 18 unchanged lines hidden (view full) ---

27static int aead_geniv_setauthsize(struct crypto_aead *tfm,
28 unsigned int authsize)
29{
30 struct aead_geniv_ctx *ctx = crypto_aead_ctx(tfm);
31
32 return crypto_aead_setauthsize(ctx->child, authsize);
33}
34
1// SPDX-License-Identifier: GPL-2.0-or-later
2/*
3 * geniv: Shared IV generator code
4 *
5 * This file provides common code to IV generators such as seqiv.
6 *
7 * Copyright (c) 2007-2019 Herbert Xu <herbert@gondor.apana.org.au>
8 */

--- 18 unchanged lines hidden (view full) ---

27static int aead_geniv_setauthsize(struct crypto_aead *tfm,
28 unsigned int authsize)
29{
30 struct aead_geniv_ctx *ctx = crypto_aead_ctx(tfm);
31
32 return crypto_aead_setauthsize(ctx->child, authsize);
33}
34
35static void aead_geniv_free(struct aead_instance *inst)
36{
37 crypto_drop_aead(aead_instance_ctx(inst));
38 kfree(inst);
39}
40
35struct aead_instance *aead_geniv_alloc(struct crypto_template *tmpl,
36 struct rtattr **tb, u32 type, u32 mask)
37{
38 const char *name;
39 struct crypto_aead_spawn *spawn;
40 struct crypto_attr_type *algt;
41 struct aead_instance *inst;
42 struct aead_alg *alg;

--- 52 unchanged lines hidden (view full) ---

95 inst->alg.base.cra_ctxsize = sizeof(struct aead_geniv_ctx);
96
97 inst->alg.setkey = aead_geniv_setkey;
98 inst->alg.setauthsize = aead_geniv_setauthsize;
99
100 inst->alg.ivsize = ivsize;
101 inst->alg.maxauthsize = maxauthsize;
102
41struct aead_instance *aead_geniv_alloc(struct crypto_template *tmpl,
42 struct rtattr **tb, u32 type, u32 mask)
43{
44 const char *name;
45 struct crypto_aead_spawn *spawn;
46 struct crypto_attr_type *algt;
47 struct aead_instance *inst;
48 struct aead_alg *alg;

--- 52 unchanged lines hidden (view full) ---

101 inst->alg.base.cra_ctxsize = sizeof(struct aead_geniv_ctx);
102
103 inst->alg.setkey = aead_geniv_setkey;
104 inst->alg.setauthsize = aead_geniv_setauthsize;
105
106 inst->alg.ivsize = ivsize;
107 inst->alg.maxauthsize = maxauthsize;
108
109 inst->free = aead_geniv_free;
110
103out:
104 return inst;
105
106err_drop_alg:
107 crypto_drop_aead(spawn);
108err_free_inst:
109 kfree(inst);
110 inst = ERR_PTR(err);
111 goto out;
112}
113EXPORT_SYMBOL_GPL(aead_geniv_alloc);
114
111out:
112 return inst;
113
114err_drop_alg:
115 crypto_drop_aead(spawn);
116err_free_inst:
117 kfree(inst);
118 inst = ERR_PTR(err);
119 goto out;
120}
121EXPORT_SYMBOL_GPL(aead_geniv_alloc);
122
115void aead_geniv_free(struct aead_instance *inst)
116{
117 crypto_drop_aead(aead_instance_ctx(inst));
118 kfree(inst);
119}
120EXPORT_SYMBOL_GPL(aead_geniv_free);
121
122int aead_init_geniv(struct crypto_aead *aead)
123{
124 struct aead_geniv_ctx *ctx = crypto_aead_ctx(aead);
125 struct aead_instance *inst = aead_alg_instance(aead);
126 struct crypto_aead *child;
127 int err;
128
129 spin_lock_init(&ctx->lock);

--- 47 unchanged lines hidden --- 		123int aead_init_geniv(struct crypto_aead *aead)
124{
125 struct aead_geniv_ctx *ctx = crypto_aead_ctx(aead);
126 struct aead_instance *inst = aead_alg_instance(aead);
127 struct crypto_aead *child;
128 int err;
129
130 spin_lock_init(&ctx->lock);

--- 47 unchanged lines hidden ---