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crypto: x86/glue_helper - remove blkcipher_walk functions

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Now that all glue_helper users have been switched from the blkcipher
interface over to the skcipher interface, remove the versions of the
glue_helper functions that handled the blkcipher interface.

Signed-off-by: Eric Biggers <ebiggers@google.com>
Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
This commit is contained in:
Eric Biggers
2018-02-19 23:48:26 -08:00
committed by Herbert Xu
parent 217afccf65
commit 0d87d0f425
2 changed files with 0 additions and 406 deletions
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62
arch/x86/include/asm/crypto/glue_helper.h
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@@ -44,32 +44,6 @@ struct common_glue_ctx {
struct common_glue_func_entry funcs[];
};
static inline bool glue_fpu_begin(unsigned int bsize, int fpu_blocks_limit,
struct blkcipher_desc *desc,
bool fpu_enabled, unsigned int nbytes)
{
if (likely(fpu_blocks_limit < 0))
return false;
if (fpu_enabled)
return true;
/*
* Vector-registers are only used when chunk to be processed is large
* enough, so do not enable FPU until it is necessary.
*/
if (nbytes < bsize * (unsigned int)fpu_blocks_limit)
return false;
if (desc) {
/* prevent sleeping if FPU is in use */
desc->flags &= ~CRYPTO_TFM_REQ_MAY_SLEEP;
}
kernel_fpu_begin();
return true;
}
static inline bool glue_skwalk_fpu_begin(unsigned int bsize,
int fpu_blocks_limit,
struct skcipher_walk *walk,
@@ -126,54 +100,18 @@ static inline void le128_inc(le128 *i)
i->b = cpu_to_le64(b);
}
extern int glue_ecb_crypt_128bit(const struct common_glue_ctx *gctx,
struct blkcipher_desc *desc,
struct scatterlist *dst,
struct scatterlist *src, unsigned int nbytes);
extern int glue_ecb_req_128bit(const struct common_glue_ctx *gctx,
struct skcipher_request *req);
extern int glue_cbc_encrypt_128bit(const common_glue_func_t fn,
struct blkcipher_desc *desc,
struct scatterlist *dst,
struct scatterlist *src,
unsigned int nbytes);
extern int glue_cbc_encrypt_req_128bit(const common_glue_func_t fn,
struct skcipher_request *req);
extern int glue_cbc_decrypt_128bit(const struct common_glue_ctx *gctx,
struct blkcipher_desc *desc,
struct scatterlist *dst,
struct scatterlist *src,
unsigned int nbytes);
extern int glue_cbc_decrypt_req_128bit(const struct common_glue_ctx *gctx,
struct skcipher_request *req);
extern int glue_ctr_crypt_128bit(const struct common_glue_ctx *gctx,
struct blkcipher_desc *desc,
struct scatterlist *dst,
struct scatterlist *src, unsigned int nbytes);
extern int glue_ctr_req_128bit(const struct common_glue_ctx *gctx,
struct skcipher_request *req);
extern int glue_xts_crypt_128bit(const struct common_glue_ctx *gctx,
struct blkcipher_desc *desc,
struct scatterlist *dst,
struct scatterlist *src, unsigned int nbytes,
common_glue_func_t tweak_fn, void *tweak_ctx,
void *crypt_ctx);
extern int glue_xts_crypt_128bit(const struct common_glue_ctx *gctx,
struct blkcipher_desc *desc,
struct scatterlist *dst,
struct scatterlist *src, unsigned int nbytes,
common_glue_func_t tweak_fn, void *tweak_ctx,
void *crypt_ctx);
extern int glue_xts_req_128bit(const struct common_glue_ctx *gctx,
struct skcipher_request *req,
common_glue_func_t tweak_fn, void *tweak_ctx,