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yaml
---
r: 99302
b: refs/heads/master
c: 18e33e6
h: refs/heads/master
v: v3
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Herbert Xu committed Jul 10, 2008
1 parent ca91596 commit 6a79e6f
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Showing 9 changed files with 196 additions and 173 deletions.
2 changes: 1 addition & 1 deletion [refs]
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@@ -1,2 +1,2 @@
---
refs/heads/master: 5773a3e6e396d5fd9de58372abe6a86b7e258e3e
refs/heads/master: 18e33e6d5cc0495826f5245777cd267732815e01
1 change: 1 addition & 0 deletions trunk/crypto/cryptd.c
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Expand Up @@ -11,6 +11,7 @@
*/

#include <crypto/algapi.h>
#include <crypto/internal/hash.h>
#include <linux/err.h>
#include <linux/init.h>
#include <linux/kernel.h>
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1 change: 1 addition & 0 deletions trunk/crypto/digest.c
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Expand Up @@ -12,6 +12,7 @@
*
*/

#include <crypto/internal/hash.h>
#include <crypto/scatterwalk.h>
#include <linux/mm.h>
#include <linux/errno.h>
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1 change: 1 addition & 0 deletions trunk/crypto/hash.c
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Expand Up @@ -9,6 +9,7 @@
* any later version.
*/

#include <crypto/internal/hash.h>
#include <linux/errno.h>
#include <linux/kernel.h>
#include <linux/module.h>
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1 change: 1 addition & 0 deletions trunk/crypto/tcrypt.c
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Expand Up @@ -15,6 +15,7 @@
*
*/

#include <crypto/hash.h>
#include <linux/err.h>
#include <linux/init.h>
#include <linux/module.h>
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36 changes: 0 additions & 36 deletions trunk/include/crypto/algapi.h
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Expand Up @@ -98,7 +98,6 @@ extern const struct crypto_type crypto_ablkcipher_type;
extern const struct crypto_type crypto_aead_type;
extern const struct crypto_type crypto_blkcipher_type;
extern const struct crypto_type crypto_hash_type;
extern const struct crypto_type crypto_ahash_type;

void crypto_mod_put(struct crypto_alg *alg);

Expand Down Expand Up @@ -315,40 +314,5 @@ static inline int crypto_requires_sync(u32 type, u32 mask)
return (type ^ CRYPTO_ALG_ASYNC) & mask & CRYPTO_ALG_ASYNC;
}

static inline void *crypto_ahash_ctx(struct crypto_ahash *tfm)
{
return crypto_tfm_ctx(&tfm->base);
}

static inline struct ahash_alg *crypto_ahash_alg(
struct crypto_ahash *tfm)
{
return &crypto_ahash_tfm(tfm)->__crt_alg->cra_ahash;
}

static inline int ahash_enqueue_request(struct crypto_queue *queue,
struct ahash_request *request)
{
return crypto_enqueue_request(queue, &request->base);
}

static inline struct ahash_request *ahash_dequeue_request(
struct crypto_queue *queue)
{
return ahash_request_cast(crypto_dequeue_request(queue));
}

static inline void *ahash_request_ctx(struct ahash_request *req)
{
return req->__ctx;
}

static inline int ahash_tfm_in_queue(struct crypto_queue *queue,
struct crypto_ahash *tfm)
{
return crypto_tfm_in_queue(queue, crypto_ahash_tfm(tfm));
}


#endif /* _CRYPTO_ALGAPI_H */

154 changes: 154 additions & 0 deletions trunk/include/crypto/hash.h
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@@ -0,0 +1,154 @@
/*
* Hash: Hash algorithms under the crypto API
*
* Copyright (c) 2008 Herbert Xu <herbert@gondor.apana.org.au>
*
* This program is free software; you can redistribute it and/or modify it
* under the terms of the GNU General Public License as published by the Free
* Software Foundation; either version 2 of the License, or (at your option)
* any later version.
*
*/

#ifndef _CRYPTO_HASH_H
#define _CRYPTO_HASH_H

#include <linux/crypto.h>

struct crypto_ahash {
struct crypto_tfm base;
};

static inline struct crypto_ahash *__crypto_ahash_cast(struct crypto_tfm *tfm)
{
return (struct crypto_ahash *)tfm;
}

static inline struct crypto_ahash *crypto_alloc_ahash(const char *alg_name,
u32 type, u32 mask)
{
type &= ~CRYPTO_ALG_TYPE_MASK;
mask &= ~CRYPTO_ALG_TYPE_MASK;
type |= CRYPTO_ALG_TYPE_AHASH;
mask |= CRYPTO_ALG_TYPE_AHASH_MASK;

return __crypto_ahash_cast(crypto_alloc_base(alg_name, type, mask));
}

static inline struct crypto_tfm *crypto_ahash_tfm(struct crypto_ahash *tfm)
{
return &tfm->base;
}

static inline void crypto_free_ahash(struct crypto_ahash *tfm)
{
crypto_free_tfm(crypto_ahash_tfm(tfm));
}

static inline unsigned int crypto_ahash_alignmask(
struct crypto_ahash *tfm)
{
return crypto_tfm_alg_alignmask(crypto_ahash_tfm(tfm));
}

static inline struct ahash_tfm *crypto_ahash_crt(struct crypto_ahash *tfm)
{
return &crypto_ahash_tfm(tfm)->crt_ahash;
}

static inline unsigned int crypto_ahash_digestsize(struct crypto_ahash *tfm)
{
return crypto_ahash_crt(tfm)->digestsize;
}

static inline u32 crypto_ahash_get_flags(struct crypto_ahash *tfm)
{
return crypto_tfm_get_flags(crypto_ahash_tfm(tfm));
}

static inline void crypto_ahash_set_flags(struct crypto_ahash *tfm, u32 flags)
{
crypto_tfm_set_flags(crypto_ahash_tfm(tfm), flags);
}

static inline void crypto_ahash_clear_flags(struct crypto_ahash *tfm, u32 flags)
{
crypto_tfm_clear_flags(crypto_ahash_tfm(tfm), flags);
}

static inline struct crypto_ahash *crypto_ahash_reqtfm(
struct ahash_request *req)
{
return __crypto_ahash_cast(req->base.tfm);
}

static inline unsigned int crypto_ahash_reqsize(struct crypto_ahash *tfm)
{
return crypto_ahash_crt(tfm)->reqsize;
}

static inline int crypto_ahash_setkey(struct crypto_ahash *tfm,
const u8 *key, unsigned int keylen)
{
struct ahash_tfm *crt = crypto_ahash_crt(tfm);

return crt->setkey(tfm, key, keylen);
}

static inline int crypto_ahash_digest(struct ahash_request *req)
{
struct ahash_tfm *crt = crypto_ahash_crt(crypto_ahash_reqtfm(req));
return crt->digest(req);
}

static inline void ahash_request_set_tfm(struct ahash_request *req,
struct crypto_ahash *tfm)
{
req->base.tfm = crypto_ahash_tfm(tfm);
}

static inline struct ahash_request *ahash_request_alloc(
struct crypto_ahash *tfm, gfp_t gfp)
{
struct ahash_request *req;

req = kmalloc(sizeof(struct ahash_request) +
crypto_ahash_reqsize(tfm), gfp);

if (likely(req))
ahash_request_set_tfm(req, tfm);

return req;
}

static inline void ahash_request_free(struct ahash_request *req)
{
kfree(req);
}

static inline struct ahash_request *ahash_request_cast(
struct crypto_async_request *req)
{
return container_of(req, struct ahash_request, base);
}

static inline void ahash_request_set_callback(struct ahash_request *req,
u32 flags,
crypto_completion_t complete,
void *data)
{
req->base.complete = complete;
req->base.data = data;
req->base.flags = flags;
}

static inline void ahash_request_set_crypt(struct ahash_request *req,
struct scatterlist *src, u8 *result,
unsigned int nbytes)
{
req->src = src;
req->nbytes = nbytes;
req->result = result;
}

#endif /* _CRYPTO_HASH_H */
37 changes: 37 additions & 0 deletions trunk/include/crypto/internal/hash.h
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Expand Up @@ -14,6 +14,7 @@
#define _CRYPTO_INTERNAL_HASH_H

#include <crypto/algapi.h>
#include <crypto/hash.h>

struct ahash_request;
struct scatterlist;
Expand All @@ -33,9 +34,45 @@ struct crypto_hash_walk {
unsigned int flags;
};

extern const struct crypto_type crypto_ahash_type;

int crypto_hash_walk_done(struct crypto_hash_walk *walk, int err);
int crypto_hash_walk_first(struct ahash_request *req,
struct crypto_hash_walk *walk);

static inline void *crypto_ahash_ctx(struct crypto_ahash *tfm)
{
return crypto_tfm_ctx(&tfm->base);
}

static inline struct ahash_alg *crypto_ahash_alg(
struct crypto_ahash *tfm)
{
return &crypto_ahash_tfm(tfm)->__crt_alg->cra_ahash;
}

static inline int ahash_enqueue_request(struct crypto_queue *queue,
struct ahash_request *request)
{
return crypto_enqueue_request(queue, &request->base);
}

static inline struct ahash_request *ahash_dequeue_request(
struct crypto_queue *queue)
{
return ahash_request_cast(crypto_dequeue_request(queue));
}

static inline void *ahash_request_ctx(struct ahash_request *req)
{
return req->__ctx;
}

static inline int ahash_tfm_in_queue(struct crypto_queue *queue,
struct crypto_ahash *tfm)
{
return crypto_tfm_in_queue(queue, crypto_ahash_tfm(tfm));
}

#endif /* _CRYPTO_INTERNAL_HASH_H */

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