Commit 4beb1060 authored by Herbert Xu's avatar Herbert Xu
Browse files

crypto: vmx - Reindent to kernel style 



This patch reidents the vmx code-base to the kernel coding style.

Signed-off-by: default avatarHerbert Xu <herbert@gondor.apana.org.au>
parent 0903e435

drivers/crypto/vmx/aes.c

+84 −82
Original line number Diff line number Diff line
@@ -48,7 +48,8 @@ static int p8_aes_init(struct crypto_tfm *tfm) 


	fallback = crypto_alloc_cipher(alg, 0, CRYPTO_ALG_NEED_FALLBACK);

	if (IS_ERR(fallback)) {

        printk(KERN_ERR "Failed to allocate transformation for '%s': %ld\n",

		printk(KERN_ERR

		       "Failed to allocate transformation for '%s': %ld\n",

		       alg, PTR_ERR(fallback));

		return PTR_ERR(fallback);

	}
@@ -56,7 +57,9 @@ static int p8_aes_init(struct crypto_tfm *tfm) 
	       crypto_tfm_alg_driver_name((struct crypto_tfm *) fallback));



	crypto_cipher_set_flags(fallback,

            crypto_cipher_get_flags((struct crypto_cipher *) tfm));

				crypto_cipher_get_flags((struct

							 crypto_cipher *)

							tfm));

	ctx->fallback = fallback;



	return 0;
@@ -136,4 +139,3 @@ struct crypto_alg p8_aes_alg = { 
		       .cia_decrypt = p8_aes_decrypt,

	},

};

drivers/crypto/vmx/aes_cbc.c

+122 −114
Original line number Diff line number Diff line
@@ -47,16 +47,19 @@ static int p8_aes_cbc_init(struct crypto_tfm *tfm) 
		return -ENOENT;

	}



    fallback = crypto_alloc_blkcipher(alg, 0 ,CRYPTO_ALG_NEED_FALLBACK);

	fallback =

	    crypto_alloc_blkcipher(alg, 0, CRYPTO_ALG_NEED_FALLBACK);

	if (IS_ERR(fallback)) {

        printk(KERN_ERR "Failed to allocate transformation for '%s': %ld\n",

		printk(KERN_ERR

		       "Failed to allocate transformation for '%s': %ld\n",

		       alg, PTR_ERR(fallback));

		return PTR_ERR(fallback);

	}

	printk(KERN_INFO "Using '%s' as fallback implementation.\n",

	       crypto_tfm_alg_driver_name((struct crypto_tfm *) fallback));



    crypto_blkcipher_set_flags(fallback,

	crypto_blkcipher_set_flags(

		fallback,

		crypto_blkcipher_get_flags((struct crypto_blkcipher *)tfm));

	ctx->fallback = fallback;
@@ -90,13 +93,13 @@ static int p8_aes_cbc_setkey(struct crypto_tfm *tfm, const u8 *key, 
}



static int p8_aes_cbc_encrypt(struct blkcipher_desc *desc,

    struct scatterlist *dst, struct scatterlist *src,

    unsigned int nbytes)

			      struct scatterlist *dst,

			      struct scatterlist *src, unsigned int nbytes)

{

	int ret;

	struct blkcipher_walk walk;

    struct p8_aes_cbc_ctx *ctx = crypto_tfm_ctx(

            crypto_blkcipher_tfm(desc->tfm));

	struct p8_aes_cbc_ctx *ctx =

		crypto_tfm_ctx(crypto_blkcipher_tfm(desc->tfm));

	struct blkcipher_desc fallback_desc = {

		.tfm = ctx->fallback,

		.info = desc->info,
@@ -104,7 +107,8 @@ static int p8_aes_cbc_encrypt(struct blkcipher_desc *desc, 
	};



	if (in_interrupt()) {

        ret = crypto_blkcipher_encrypt(&fallback_desc, dst, src, nbytes);

		ret = crypto_blkcipher_encrypt(&fallback_desc, dst, src,

					       nbytes);

	} else {

		pagefault_disable();

		enable_kernel_altivec();
@@ -112,8 +116,10 @@ static int p8_aes_cbc_encrypt(struct blkcipher_desc *desc, 
		blkcipher_walk_init(&walk, dst, src, nbytes);

		ret = blkcipher_walk_virt(desc, &walk);

		while ((nbytes = walk.nbytes)) {

			aes_p8_cbc_encrypt(walk.src.virt.addr, walk.dst.virt.addr,

				nbytes & AES_BLOCK_MASK, &ctx->enc_key, walk.iv, 1);

			aes_p8_cbc_encrypt(walk.src.virt.addr,

					   walk.dst.virt.addr,

					   nbytes & AES_BLOCK_MASK,

					   &ctx->enc_key, walk.iv, 1);

			nbytes &= AES_BLOCK_SIZE - 1;

			ret = blkcipher_walk_done(desc, &walk, nbytes);

		}
@@ -125,13 +131,13 @@ static int p8_aes_cbc_encrypt(struct blkcipher_desc *desc, 
}



static int p8_aes_cbc_decrypt(struct blkcipher_desc *desc,

    struct scatterlist *dst, struct scatterlist *src,

    unsigned int nbytes)

			      struct scatterlist *dst,

			      struct scatterlist *src, unsigned int nbytes)

{

	int ret;

	struct blkcipher_walk walk;

    struct p8_aes_cbc_ctx *ctx = crypto_tfm_ctx(

            crypto_blkcipher_tfm(desc->tfm));

	struct p8_aes_cbc_ctx *ctx =

		crypto_tfm_ctx(crypto_blkcipher_tfm(desc->tfm));

	struct blkcipher_desc fallback_desc = {

		.tfm = ctx->fallback,

		.info = desc->info,
@@ -139,7 +145,8 @@ static int p8_aes_cbc_decrypt(struct blkcipher_desc *desc, 
	};



	if (in_interrupt()) {

        ret = crypto_blkcipher_decrypt(&fallback_desc, dst, src, nbytes);

		ret = crypto_blkcipher_decrypt(&fallback_desc, dst, src,

					       nbytes);

	} else {

		pagefault_disable();

		enable_kernel_altivec();
@@ -147,8 +154,10 @@ static int p8_aes_cbc_decrypt(struct blkcipher_desc *desc, 
		blkcipher_walk_init(&walk, dst, src, nbytes);

		ret = blkcipher_walk_virt(desc, &walk);

		while ((nbytes = walk.nbytes)) {

			aes_p8_cbc_encrypt(walk.src.virt.addr, walk.dst.virt.addr,

				nbytes & AES_BLOCK_MASK, &ctx->dec_key, walk.iv, 0);

			aes_p8_cbc_encrypt(walk.src.virt.addr,

					   walk.dst.virt.addr,

					   nbytes & AES_BLOCK_MASK,

					   &ctx->dec_key, walk.iv, 0);

			nbytes &= AES_BLOCK_SIZE - 1;

			ret = blkcipher_walk_done(desc, &walk, nbytes);

		}
@@ -181,4 +190,3 @@ struct crypto_alg p8_aes_cbc_alg = { 
			  .decrypt = p8_aes_cbc_decrypt,

	},

};

drivers/crypto/vmx/aes_ctr.c

+117 −108
Original line number Diff line number Diff line
@@ -45,16 +45,19 @@ static int p8_aes_ctr_init(struct crypto_tfm *tfm) 
		return -ENOENT;

	}



    fallback = crypto_alloc_blkcipher(alg, 0 ,CRYPTO_ALG_NEED_FALLBACK);

	fallback =

	    crypto_alloc_blkcipher(alg, 0, CRYPTO_ALG_NEED_FALLBACK);

	if (IS_ERR(fallback)) {

        printk(KERN_ERR "Failed to allocate transformation for '%s': %ld\n",

		printk(KERN_ERR

		       "Failed to allocate transformation for '%s': %ld\n",

		       alg, PTR_ERR(fallback));

		return PTR_ERR(fallback);

	}

	printk(KERN_INFO "Using '%s' as fallback implementation.\n",

	       crypto_tfm_alg_driver_name((struct crypto_tfm *) fallback));



    crypto_blkcipher_set_flags(fallback,

	crypto_blkcipher_set_flags(

		fallback,

		crypto_blkcipher_get_flags((struct crypto_blkcipher *)tfm));

	ctx->fallback = fallback;
@@ -106,13 +109,13 @@ static void p8_aes_ctr_final(struct p8_aes_ctr_ctx *ctx, 
}



static int p8_aes_ctr_crypt(struct blkcipher_desc *desc,

    struct scatterlist *dst, struct scatterlist *src,

    unsigned int nbytes)

			    struct scatterlist *dst,

			    struct scatterlist *src, unsigned int nbytes)

{

	int ret;

	struct blkcipher_walk walk;

    struct p8_aes_ctr_ctx *ctx = crypto_tfm_ctx(

            crypto_blkcipher_tfm(desc->tfm));

	struct p8_aes_ctr_ctx *ctx =

		crypto_tfm_ctx(crypto_blkcipher_tfm(desc->tfm));

	struct blkcipher_desc fallback_desc = {

		.tfm = ctx->fallback,

		.info = desc->info,
@@ -120,15 +123,21 @@ static int p8_aes_ctr_crypt(struct blkcipher_desc *desc, 
	};



	if (in_interrupt()) {

        ret = crypto_blkcipher_encrypt(&fallback_desc, dst, src, nbytes);

		ret = crypto_blkcipher_encrypt(&fallback_desc, dst, src,

					       nbytes);

	} else {

		blkcipher_walk_init(&walk, dst, src, nbytes);

		ret = blkcipher_walk_virt_block(desc, &walk, AES_BLOCK_SIZE);

		while ((nbytes = walk.nbytes) >= AES_BLOCK_SIZE) {

			pagefault_disable();

			enable_kernel_altivec();

            aes_p8_ctr32_encrypt_blocks(walk.src.virt.addr, walk.dst.virt.addr,

                (nbytes & AES_BLOCK_MASK)/AES_BLOCK_SIZE, &ctx->enc_key, walk.iv);

			aes_p8_ctr32_encrypt_blocks(walk.src.virt.addr,

						    walk.dst.virt.addr,

						    (nbytes &

						     AES_BLOCK_MASK) /

						    AES_BLOCK_SIZE,

						    &ctx->enc_key,

						    walk.iv);

			pagefault_enable();



			crypto_inc(walk.iv, AES_BLOCK_SIZE);

drivers/crypto/vmx/aesp8-ppc.h

+8 −7
Original line number Diff line number Diff line
@@ -17,4 +17,5 @@ void aes_p8_decrypt(const u8 *in, u8 *out,const struct aes_key *key); 
void aes_p8_cbc_encrypt(const u8 *in, u8 *out, size_t len,

			const struct aes_key *key, u8 *iv, const int enc);

void aes_p8_ctr32_encrypt_blocks(const u8 *in, u8 *out,

        size_t len, const struct aes_key *key, const u8 *iv);
 
				 size_t len, const struct aes_key *key,

				 const u8 *iv);

drivers/crypto/vmx/ghash.c

+141 −137
Original line number Diff line number Diff line
@@ -67,7 +67,8 @@ static int p8_ghash_init_tfm(struct crypto_tfm *tfm) 


	fallback = crypto_alloc_shash(alg, 0, CRYPTO_ALG_NEED_FALLBACK);

	if (IS_ERR(fallback)) {

        printk(KERN_ERR "Failed to allocate transformation for '%s': %ld\n",

		printk(KERN_ERR

		       "Failed to allocate transformation for '%s': %ld\n",

		       alg, PTR_ERR(fallback));

		return PTR_ERR(fallback);

	}
@@ -75,7 +76,8 @@ static int p8_ghash_init_tfm(struct crypto_tfm *tfm) 
	       crypto_tfm_alg_driver_name(crypto_shash_tfm(fallback)));



	crypto_shash_set_flags(fallback,

            crypto_shash_get_flags((struct crypto_shash *) tfm));

			       crypto_shash_get_flags((struct crypto_shash

						       *) tfm));

	ctx->fallback = fallback;



	shash_tfm->descsize = sizeof(struct p8_ghash_desc_ctx)
@@ -130,11 +132,13 @@ static int p8_ghash_update(struct shash_desc *desc, 
	struct p8_ghash_desc_ctx *dctx = shash_desc_ctx(desc);



	if (IN_INTERRUPT) {

        return crypto_shash_update(&dctx->fallback_desc, src, srclen);

		return crypto_shash_update(&dctx->fallback_desc, src,

					   srclen);

	} else {

		if (dctx->bytes) {

			if (dctx->bytes + srclen < GHASH_DIGEST_SIZE) {

                memcpy(dctx->buffer + dctx->bytes, src, srclen);

				memcpy(dctx->buffer + dctx->bytes, src,

				       srclen);

				dctx->bytes += srclen;

				return 0;

			}
@@ -143,8 +147,8 @@ static int p8_ghash_update(struct shash_desc *desc, 
			pagefault_disable();

			enable_kernel_altivec();

			enable_kernel_fp();

            gcm_ghash_p8(dctx->shash, ctx->htable, dctx->buffer,

                    GHASH_DIGEST_SIZE);

			gcm_ghash_p8(dctx->shash, ctx->htable,

				     dctx->buffer, GHASH_DIGEST_SIZE);

			pagefault_enable();

			src += GHASH_DIGEST_SIZE - dctx->bytes;

			srclen -= GHASH_DIGEST_SIZE - dctx->bytes;
@@ -183,8 +187,8 @@ static int p8_ghash_final(struct shash_desc *desc, u8 *out) 
			pagefault_disable();

			enable_kernel_altivec();

			enable_kernel_fp();

            gcm_ghash_p8(dctx->shash, ctx->htable, dctx->buffer,

                    GHASH_DIGEST_SIZE);

			gcm_ghash_p8(dctx->shash, ctx->htable,

				     dctx->buffer, GHASH_DIGEST_SIZE);

			pagefault_enable();

			dctx->bytes = 0;

		}