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Message-Id: <1502778412-16255-16-git-send-email-gilad@benyossef.com>
Date: Tue, 15 Aug 2017 09:26:43 +0300
From: Gilad Ben-Yossef <gilad@...yossef.com>
To: Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
linux-crypto@...r.kernel.org,
driverdev-devel@...uxdriverproject.org, devel@...verdev.osuosl.org,
linux-kernel@...r.kernel.org
Cc: Ofir Drang <ofir.drang@....com>
Subject: [PATCH v3 15/22] staging: ccree: fix line indentation and breaks
Fix source line indentation and breaks in ssi_aead.c
Signed-off-by: Gilad Ben-Yossef <gilad@...yossef.com>
---
drivers/staging/ccree/ssi_aead.c | 1024 ++++++++++++++++++++------------------
1 file changed, 532 insertions(+), 492 deletions(-)
diff --git a/drivers/staging/ccree/ssi_aead.c b/drivers/staging/ccree/ssi_aead.c
index 03533c8..515a603 100644
--- a/drivers/staging/ccree/ssi_aead.c
+++ b/drivers/staging/ccree/ssi_aead.c
@@ -101,7 +101,8 @@ static void ssi_aead_exit(struct crypto_aead *tfm)
dev = &ctx->drvdata->plat_dev->dev;
/* Unmap enckey buffer */
if (ctx->enckey) {
- dma_free_coherent(dev, AES_MAX_KEY_SIZE, ctx->enckey, ctx->enckey_dma_addr);
+ dma_free_coherent(dev, AES_MAX_KEY_SIZE, ctx->enckey,
+ ctx->enckey_dma_addr);
SSI_LOG_DEBUG("Freed enckey DMA buffer enckey_dma_addr=%pad\n",
&ctx->enckey_dma_addr);
ctx->enckey_dma_addr = 0;
@@ -116,8 +117,9 @@ static void ssi_aead_exit(struct crypto_aead *tfm)
xcbc->xcbc_keys,
xcbc->xcbc_keys_dma_addr);
}
- SSI_LOG_DEBUG("Freed xcbc_keys DMA buffer xcbc_keys_dma_addr=%pad\n",
- &xcbc->xcbc_keys_dma_addr);
+ SSI_LOG_DEBUG
+ ("Freed xcbc_keys DMA buffer xcbc_keys_dma_addr=%pad\n",
+ &xcbc->xcbc_keys_dma_addr);
xcbc->xcbc_keys_dma_addr = 0;
xcbc->xcbc_keys = NULL;
} else if (ctx->auth_mode != DRV_HASH_NULL) { /* HMAC auth. */
@@ -127,8 +129,9 @@ static void ssi_aead_exit(struct crypto_aead *tfm)
dma_free_coherent(dev, 2 * MAX_HMAC_DIGEST_SIZE,
hmac->ipad_opad,
hmac->ipad_opad_dma_addr);
- SSI_LOG_DEBUG("Freed ipad_opad DMA buffer ipad_opad_dma_addr=%pad\n",
- &hmac->ipad_opad_dma_addr);
+ SSI_LOG_DEBUG
+ ("Freed ipad_opad DMA buffer ipad_opad_dma_addr=%pad\n",
+ &hmac->ipad_opad_dma_addr);
hmac->ipad_opad_dma_addr = 0;
hmac->ipad_opad = NULL;
}
@@ -136,8 +139,9 @@ static void ssi_aead_exit(struct crypto_aead *tfm)
dma_free_coherent(dev, MAX_HMAC_BLOCK_SIZE,
hmac->padded_authkey,
hmac->padded_authkey_dma_addr);
- SSI_LOG_DEBUG("Freed padded_authkey DMA buffer padded_authkey_dma_addr=%pad\n",
- &hmac->padded_authkey_dma_addr);
+ SSI_LOG_DEBUG
+ ("Freed padded_authkey DMA buffer padded_authkey_dma_addr=%pad\n",
+ &hmac->padded_authkey_dma_addr);
hmac->padded_authkey_dma_addr = 0;
hmac->padded_authkey = NULL;
}
@@ -150,8 +154,9 @@ static int ssi_aead_init(struct crypto_aead *tfm)
struct aead_alg *alg = crypto_aead_alg(tfm);
struct ssi_aead_ctx *ctx = crypto_aead_ctx(tfm);
struct ssi_crypto_alg *ssi_alg =
- container_of(alg, struct ssi_crypto_alg, aead_alg);
- SSI_LOG_DEBUG("Initializing context @%p for %s\n", ctx, crypto_tfm_alg_name(&tfm->base));
+ container_of(alg, struct ssi_crypto_alg, aead_alg);
+ SSI_LOG_DEBUG("Initializing context @%p for %s\n", ctx,
+ crypto_tfm_alg_name(&tfm->base));
/* Initialize modes in instance */
ctx->cipher_mode = ssi_alg->cipher_mode;
@@ -168,7 +173,8 @@ static int ssi_aead_init(struct crypto_aead *tfm)
SSI_LOG_ERR("Failed allocating key buffer\n");
goto init_failed;
}
- SSI_LOG_DEBUG("Allocated enckey buffer in context ctx->enckey=@%p\n", ctx->enckey);
+ SSI_LOG_DEBUG("Allocated enckey buffer in context ctx->enckey=@%p\n",
+ ctx->enckey);
/* Set default authlen value */
@@ -200,13 +206,13 @@ static int ssi_aead_init(struct crypto_aead *tfm)
goto init_failed;
}
- SSI_LOG_DEBUG("Allocated authkey buffer in context ctx->authkey=@%p\n",
- hmac->ipad_opad);
+ SSI_LOG_DEBUG
+ ("Allocated authkey buffer in context ctx->authkey=@%p\n",
+ hmac->ipad_opad);
hmac->padded_authkey = dma_alloc_coherent(dev,
MAX_HMAC_BLOCK_SIZE,
- pkey_dma,
- GFP_KERNEL);
+ pkey_dma, GFP_KERNEL);
if (!hmac->padded_authkey) {
SSI_LOG_ERR("failed to allocate padded_authkey\n");
@@ -224,7 +230,8 @@ static int ssi_aead_init(struct crypto_aead *tfm)
return -ENOMEM;
}
-static void ssi_aead_complete(struct device *dev, void *ssi_req, void __iomem *cc_base)
+static void ssi_aead_complete(struct device *dev, void *ssi_req,
+ void __iomem *cc_base)
{
struct aead_request *areq = (struct aead_request *)ssi_req;
struct aead_req_ctx *areq_ctx = aead_request_ctx(areq);
@@ -240,8 +247,9 @@ static void ssi_aead_complete(struct device *dev, void *ssi_req, void __iomem *c
if (areq_ctx->gen_ctx.op_type == DRV_CRYPTO_DIRECTION_DECRYPT) {
if (memcmp(areq_ctx->mac_buf, areq_ctx->icv_virt_addr,
ctx->authsize) != 0) {
- SSI_LOG_DEBUG("Payload authentication failure, (auth-size=%d, cipher=%d).\n",
- ctx->authsize, ctx->cipher_mode);
+ SSI_LOG_DEBUG
+ ("Payload authentication failure, (auth-size=%d, cipher=%d).\n",
+ ctx->authsize, ctx->cipher_mode);
/* In case of payload authentication failure, MUST NOT
* revealed the decrypted message --> zero its memory.
*/
@@ -250,16 +258,26 @@ static void ssi_aead_complete(struct device *dev, void *ssi_req, void __iomem *c
}
} else { /*ENCRYPT*/
if (unlikely(areq_ctx->is_icv_fragmented))
- ssi_buffer_mgr_copy_scatterlist_portion(
- areq_ctx->mac_buf, areq_ctx->dst_sgl, areq->cryptlen + areq_ctx->dst_offset,
- areq->cryptlen + areq_ctx->dst_offset + ctx->authsize, SSI_SG_FROM_BUF);
+ ssi_buffer_mgr_copy_scatterlist_portion(areq_ctx->mac_buf,
+ areq_ctx->dst_sgl,
+ areq->cryptlen +
+ areq_ctx->dst_offset,
+ areq->cryptlen +
+ areq_ctx->dst_offset +
+ ctx->authsize,
+ SSI_SG_FROM_BUF);
/* If an IV was generated, copy it back to the user provided buffer. */
if (areq_ctx->backup_giv) {
if (ctx->cipher_mode == DRV_CIPHER_CTR)
- memcpy(areq_ctx->backup_giv, areq_ctx->ctr_iv + CTR_RFC3686_NONCE_SIZE, CTR_RFC3686_IV_SIZE);
+ memcpy(areq_ctx->backup_giv,
+ areq_ctx->ctr_iv +
+ CTR_RFC3686_NONCE_SIZE,
+ CTR_RFC3686_IV_SIZE);
else if (ctx->cipher_mode == DRV_CIPHER_CCM)
- memcpy(areq_ctx->backup_giv, areq_ctx->ctr_iv + CCM_BLOCK_IV_OFFSET, CCM_BLOCK_IV_SIZE);
+ memcpy(areq_ctx->backup_giv,
+ areq_ctx->ctr_iv + CCM_BLOCK_IV_OFFSET,
+ CCM_BLOCK_IV_SIZE);
}
}
@@ -292,15 +310,15 @@ static int xcbc_setkey(struct cc_hw_desc *desc, struct ssi_aead_ctx *ctx)
set_din_const(&desc[2], 0x02020202, CC_AES_128_BIT_KEY_SIZE);
set_flow_mode(&desc[2], DIN_AES_DOUT);
set_dout_dlli(&desc[2], (ctx->auth_state.xcbc.xcbc_keys_dma_addr
- + AES_KEYSIZE_128),
- AES_KEYSIZE_128, NS_BIT, 0);
+ + AES_KEYSIZE_128),
+ AES_KEYSIZE_128, NS_BIT, 0);
hw_desc_init(&desc[3]);
set_din_const(&desc[3], 0x03030303, CC_AES_128_BIT_KEY_SIZE);
set_flow_mode(&desc[3], DIN_AES_DOUT);
set_dout_dlli(&desc[3], (ctx->auth_state.xcbc.xcbc_keys_dma_addr
- + 2 * AES_KEYSIZE_128),
- AES_KEYSIZE_128, NS_BIT, 0);
+ + 2 * AES_KEYSIZE_128),
+ AES_KEYSIZE_128, NS_BIT, 0);
return 4;
}
@@ -310,9 +328,9 @@ static int hmac_setkey(struct cc_hw_desc *desc, struct ssi_aead_ctx *ctx)
unsigned int hmac_pad_const[2] = { HMAC_IPAD_CONST, HMAC_OPAD_CONST };
unsigned int digest_ofs = 0;
unsigned int hash_mode = (ctx->auth_mode == DRV_HASH_SHA1) ?
- DRV_HASH_HW_SHA1 : DRV_HASH_HW_SHA256;
+ DRV_HASH_HW_SHA1 : DRV_HASH_HW_SHA256;
unsigned int digest_size = (ctx->auth_mode == DRV_HASH_SHA1) ?
- CC_SHA1_DIGEST_SIZE : CC_SHA256_DIGEST_SIZE;
+ CC_SHA1_DIGEST_SIZE : CC_SHA256_DIGEST_SIZE;
struct cc_hmac_s *hmac = &ctx->auth_state.hmac;
int idx = 0;
@@ -324,8 +342,8 @@ static int hmac_setkey(struct cc_hw_desc *desc, struct ssi_aead_ctx *ctx)
hw_desc_init(&desc[idx]);
set_cipher_mode(&desc[idx], hash_mode);
set_din_sram(&desc[idx],
- ssi_ahash_get_larval_digest_sram_addr(
- ctx->drvdata, ctx->auth_mode),
+ ssi_ahash_get_larval_digest_sram_addr(ctx->drvdata,
+ ctx->auth_mode),
digest_size);
set_flow_mode(&desc[idx], S_DIN_to_HASH);
set_setup_mode(&desc[idx], SETUP_LOAD_STATE0);
@@ -421,13 +439,14 @@ static int validate_keys_sizes(struct ssi_aead_ctx *ctx)
* (copy to intenral buffer or hash in case of key longer than block
*/
static int
-ssi_get_plain_hmac_key(struct crypto_aead *tfm, const u8 *key, unsigned int keylen)
+ssi_get_plain_hmac_key(struct crypto_aead *tfm, const u8 *key,
+ unsigned int keylen)
{
dma_addr_t key_dma_addr = 0;
struct ssi_aead_ctx *ctx = crypto_aead_ctx(tfm);
struct device *dev = &ctx->drvdata->plat_dev->dev;
- u32 larval_addr = ssi_ahash_get_larval_digest_sram_addr(
- ctx->drvdata, ctx->auth_mode);
+ u32 larval_addr =
+ ssi_ahash_get_larval_digest_sram_addr(ctx->drvdata, ctx->auth_mode);
struct ssi_crypto_req ssi_req = {};
unsigned int blocksize;
unsigned int digestsize;
@@ -436,9 +455,9 @@ ssi_get_plain_hmac_key(struct crypto_aead *tfm, const u8 *key, unsigned int keyl
int rc = 0;
struct cc_hw_desc desc[MAX_AEAD_SETKEY_SEQ];
dma_addr_t padded_authkey_dma_addr =
- ctx->auth_state.hmac.padded_authkey_dma_addr;
+ ctx->auth_state.hmac.padded_authkey_dma_addr;
- switch (ctx->auth_mode) { /* auth_key required and >0 */
+ switch (ctx->auth_mode) { /* auth_key required and >0 */
case DRV_HASH_SHA1:
blocksize = SHA1_BLOCK_SIZE;
digestsize = SHA1_DIGEST_SIZE;
@@ -452,10 +471,12 @@ ssi_get_plain_hmac_key(struct crypto_aead *tfm, const u8 *key, unsigned int keyl
}
if (likely(keylen != 0)) {
- key_dma_addr = dma_map_single(dev, (void *)key, keylen, DMA_TO_DEVICE);
+ key_dma_addr =
+ dma_map_single(dev, (void *)key, keylen, DMA_TO_DEVICE);
if (unlikely(dma_mapping_error(dev, key_dma_addr))) {
- SSI_LOG_ERR("Mapping key va=0x%p len=%u for DMA failed\n",
- key, keylen);
+ SSI_LOG_ERR
+ ("Mapping key va=0x%p len=%u for DMA failed\n", key,
+ keylen);
return -ENOMEM;
}
if (keylen > blocksize) {
@@ -498,8 +519,8 @@ ssi_get_plain_hmac_key(struct crypto_aead *tfm, const u8 *key, unsigned int keyl
set_din_const(&desc[idx], 0, (blocksize - digestsize));
set_flow_mode(&desc[idx], BYPASS);
set_dout_dlli(&desc[idx], (padded_authkey_dma_addr +
- digestsize), (blocksize - digestsize),
- NS_BIT, 0);
+ digestsize),
+ (blocksize - digestsize), NS_BIT, 0);
idx++;
} else {
hw_desc_init(&desc[idx]);
@@ -580,8 +601,9 @@ ssi_aead_setkey(struct crypto_aead *tfm, const u8 *key, unsigned int keylen)
/* Copy nonce from last 4 bytes in CTR key to
* first 4 bytes in CTR IV
*/
- memcpy(ctx->ctr_nonce, key + ctx->auth_keylen + ctx->enc_keylen -
- CTR_RFC3686_NONCE_SIZE, CTR_RFC3686_NONCE_SIZE);
+ memcpy(ctx->ctr_nonce,
+ key + ctx->auth_keylen + ctx->enc_keylen -
+ CTR_RFC3686_NONCE_SIZE, CTR_RFC3686_NONCE_SIZE);
/* Set CTR key size */
ctx->enc_keylen -= CTR_RFC3686_NONCE_SIZE;
}
@@ -647,7 +669,8 @@ ssi_aead_setkey(struct crypto_aead *tfm, const u8 *key, unsigned int keylen)
}
#if SSI_CC_HAS_AES_CCM
-static int ssi_rfc4309_ccm_setkey(struct crypto_aead *tfm, const u8 *key, unsigned int keylen)
+static int ssi_rfc4309_ccm_setkey(struct crypto_aead *tfm, const u8 *key,
+ unsigned int keylen)
{
struct ssi_aead_ctx *ctx = crypto_aead_ctx(tfm);
int rc = 0;
@@ -664,17 +687,14 @@ static int ssi_rfc4309_ccm_setkey(struct crypto_aead *tfm, const u8 *key, unsign
}
#endif /*SSI_CC_HAS_AES_CCM*/
-static int ssi_aead_setauthsize(
- struct crypto_aead *authenc,
- unsigned int authsize)
+static int ssi_aead_setauthsize(struct crypto_aead *authenc,
+ unsigned int authsize)
{
struct ssi_aead_ctx *ctx = crypto_aead_ctx(authenc);
/* Unsupported auth. sizes */
- if ((authsize == 0) ||
- (authsize > crypto_aead_maxauthsize(authenc))) {
+ if ((authsize == 0) || (authsize > crypto_aead_maxauthsize(authenc)))
return -ENOTSUPP;
- }
ctx->authsize = authsize;
SSI_LOG_DEBUG("authlen=%d\n", ctx->authsize);
@@ -719,11 +739,9 @@ static int ssi_ccm_setauthsize(struct crypto_aead *authenc,
#endif /*SSI_CC_HAS_AES_CCM*/
static inline void
-ssi_aead_create_assoc_desc(
- struct aead_request *areq,
- unsigned int flow_mode,
- struct cc_hw_desc desc[],
- unsigned int *seq_size)
+ssi_aead_create_assoc_desc(struct aead_request *areq,
+ unsigned int flow_mode,
+ struct cc_hw_desc desc[], unsigned int *seq_size)
{
struct crypto_aead *tfm = crypto_aead_reqtfm(areq);
struct ssi_aead_ctx *ctx = crypto_aead_ctx(tfm);
@@ -736,8 +754,8 @@ ssi_aead_create_assoc_desc(
SSI_LOG_DEBUG("ASSOC buffer type DLLI\n");
hw_desc_init(&desc[idx]);
set_din_type(&desc[idx], DMA_DLLI, sg_dma_address(areq->src),
- areq->assoclen, NS_BIT); set_flow_mode(&desc[idx],
- flow_mode);
+ areq->assoclen, NS_BIT);
+ set_flow_mode(&desc[idx], flow_mode);
if ((ctx->auth_mode == DRV_HASH_XCBC_MAC) &&
(areq_ctx->cryptlen > 0))
set_din_not_last_indication(&desc[idx]);
@@ -761,12 +779,10 @@ ssi_aead_create_assoc_desc(
}
static inline void
-ssi_aead_process_authenc_data_desc(
- struct aead_request *areq,
- unsigned int flow_mode,
- struct cc_hw_desc desc[],
- unsigned int *seq_size,
- int direct)
+ssi_aead_process_authenc_data_desc(struct aead_request *areq,
+ unsigned int flow_mode,
+ struct cc_hw_desc desc[],
+ unsigned int *seq_size, int direct)
{
struct aead_req_ctx *areq_ctx = aead_request_ctx(areq);
enum ssi_req_dma_buf_type data_dma_type = areq_ctx->data_buff_type;
@@ -774,48 +790,48 @@ ssi_aead_process_authenc_data_desc(
switch (data_dma_type) {
case SSI_DMA_BUF_DLLI:
- {
- struct scatterlist *cipher =
- (direct == DRV_CRYPTO_DIRECTION_ENCRYPT) ?
- areq_ctx->dst_sgl : areq_ctx->src_sgl;
-
- unsigned int offset =
- (direct == DRV_CRYPTO_DIRECTION_ENCRYPT) ?
- areq_ctx->dst_offset : areq_ctx->src_offset;
- SSI_LOG_DEBUG("AUTHENC: SRC/DST buffer type DLLI\n");
- hw_desc_init(&desc[idx]);
- set_din_type(&desc[idx], DMA_DLLI,
- (sg_dma_address(cipher) + offset),
- areq_ctx->cryptlen, NS_BIT);
- set_flow_mode(&desc[idx], flow_mode);
- break;
- }
+ {
+ struct scatterlist *cipher =
+ (direct == DRV_CRYPTO_DIRECTION_ENCRYPT) ?
+ areq_ctx->dst_sgl : areq_ctx->src_sgl;
+
+ unsigned int offset =
+ (direct == DRV_CRYPTO_DIRECTION_ENCRYPT) ?
+ areq_ctx->dst_offset : areq_ctx->src_offset;
+ SSI_LOG_DEBUG("AUTHENC: SRC/DST buffer type DLLI\n");
+ hw_desc_init(&desc[idx]);
+ set_din_type(&desc[idx], DMA_DLLI,
+ (sg_dma_address(cipher) + offset),
+ areq_ctx->cryptlen, NS_BIT);
+ set_flow_mode(&desc[idx], flow_mode);
+ break;
+ }
case SSI_DMA_BUF_MLLI:
- {
- /* DOUBLE-PASS flow (as default)
- * assoc. + iv + data -compact in one table
- * if assoclen is ZERO only IV perform
- */
- ssi_sram_addr_t mlli_addr = areq_ctx->assoc.sram_addr;
- u32 mlli_nents = areq_ctx->assoc.mlli_nents;
-
- if (likely(areq_ctx->is_single_pass)) {
- if (direct == DRV_CRYPTO_DIRECTION_ENCRYPT) {
- mlli_addr = areq_ctx->dst.sram_addr;
- mlli_nents = areq_ctx->dst.mlli_nents;
- } else {
- mlli_addr = areq_ctx->src.sram_addr;
- mlli_nents = areq_ctx->src.mlli_nents;
+ {
+ /* DOUBLE-PASS flow (as default)
+ * assoc. + iv + data -compact in one table
+ * if assoclen is ZERO only IV perform
+ */
+ ssi_sram_addr_t mlli_addr = areq_ctx->assoc.sram_addr;
+ u32 mlli_nents = areq_ctx->assoc.mlli_nents;
+
+ if (likely(areq_ctx->is_single_pass)) {
+ if (direct == DRV_CRYPTO_DIRECTION_ENCRYPT) {
+ mlli_addr = areq_ctx->dst.sram_addr;
+ mlli_nents = areq_ctx->dst.mlli_nents;
+ } else {
+ mlli_addr = areq_ctx->src.sram_addr;
+ mlli_nents = areq_ctx->src.mlli_nents;
+ }
}
- }
- SSI_LOG_DEBUG("AUTHENC: SRC/DST buffer type MLLI\n");
- hw_desc_init(&desc[idx]);
- set_din_type(&desc[idx], DMA_MLLI, mlli_addr, mlli_nents,
- NS_BIT);
- set_flow_mode(&desc[idx], flow_mode);
- break;
- }
+ SSI_LOG_DEBUG("AUTHENC: SRC/DST buffer type MLLI\n");
+ hw_desc_init(&desc[idx]);
+ set_din_type(&desc[idx], DMA_MLLI, mlli_addr,
+ mlli_nents, NS_BIT);
+ set_flow_mode(&desc[idx], flow_mode);
+ break;
+ }
case SSI_DMA_BUF_NULL:
default:
SSI_LOG_ERR("AUTHENC: Invalid SRC/DST buffer type\n");
@@ -825,11 +841,10 @@ ssi_aead_process_authenc_data_desc(
}
static inline void
-ssi_aead_process_cipher_data_desc(
- struct aead_request *areq,
- unsigned int flow_mode,
- struct cc_hw_desc desc[],
- unsigned int *seq_size)
+ssi_aead_process_cipher_data_desc(struct aead_request *areq,
+ unsigned int flow_mode,
+ struct cc_hw_desc desc[],
+ unsigned int *seq_size)
{
unsigned int idx = *seq_size;
struct aead_req_ctx *areq_ctx = aead_request_ctx(areq);
@@ -844,11 +859,12 @@ ssi_aead_process_cipher_data_desc(
hw_desc_init(&desc[idx]);
set_din_type(&desc[idx], DMA_DLLI,
(sg_dma_address(areq_ctx->src_sgl) +
- areq_ctx->src_offset), areq_ctx->cryptlen, NS_BIT);
+ areq_ctx->src_offset), areq_ctx->cryptlen,
+ NS_BIT);
set_dout_dlli(&desc[idx],
(sg_dma_address(areq_ctx->dst_sgl) +
- areq_ctx->dst_offset),
- areq_ctx->cryptlen, NS_BIT, 0);
+ areq_ctx->dst_offset), areq_ctx->cryptlen,
+ NS_BIT, 0);
set_flow_mode(&desc[idx], flow_mode);
break;
case SSI_DMA_BUF_MLLI:
@@ -868,17 +884,16 @@ ssi_aead_process_cipher_data_desc(
*seq_size = (++idx);
}
-static inline void ssi_aead_process_digest_result_desc(
- struct aead_request *req,
- struct cc_hw_desc desc[],
- unsigned int *seq_size)
+static inline void ssi_aead_process_digest_result_desc(struct aead_request *req,
+ struct cc_hw_desc desc[],
+ unsigned int *seq_size)
{
struct crypto_aead *tfm = crypto_aead_reqtfm(req);
struct ssi_aead_ctx *ctx = crypto_aead_ctx(tfm);
struct aead_req_ctx *req_ctx = aead_request_ctx(req);
unsigned int idx = *seq_size;
unsigned int hash_mode = (ctx->auth_mode == DRV_HASH_SHA1) ?
- DRV_HASH_HW_SHA1 : DRV_HASH_HW_SHA256;
+ DRV_HASH_HW_SHA1 : DRV_HASH_HW_SHA256;
int direct = req_ctx->gen_ctx.op_type;
/* Get final ICV result */
@@ -919,10 +934,9 @@ static inline void ssi_aead_process_digest_result_desc(
*seq_size = (++idx);
}
-static inline void ssi_aead_setup_cipher_desc(
- struct aead_request *req,
- struct cc_hw_desc desc[],
- unsigned int *seq_size)
+static inline void ssi_aead_setup_cipher_desc(struct aead_request *req,
+ struct cc_hw_desc desc[],
+ unsigned int *seq_size)
{
struct crypto_aead *tfm = crypto_aead_reqtfm(req);
struct ssi_aead_ctx *ctx = crypto_aead_ctx(tfm);
@@ -965,11 +979,10 @@ static inline void ssi_aead_setup_cipher_desc(
*seq_size = idx;
}
-static inline void ssi_aead_process_cipher(
- struct aead_request *req,
- struct cc_hw_desc desc[],
- unsigned int *seq_size,
- unsigned int data_flow_mode)
+static inline void ssi_aead_process_cipher(struct aead_request *req,
+ struct cc_hw_desc desc[],
+ unsigned int *seq_size,
+ unsigned int data_flow_mode)
{
struct aead_req_ctx *req_ctx = aead_request_ctx(req);
int direct = req_ctx->gen_ctx.op_type;
@@ -991,17 +1004,16 @@ static inline void ssi_aead_process_cipher(
*seq_size = idx;
}
-static inline void ssi_aead_hmac_setup_digest_desc(
- struct aead_request *req,
- struct cc_hw_desc desc[],
- unsigned int *seq_size)
+static inline void ssi_aead_hmac_setup_digest_desc(struct aead_request *req,
+ struct cc_hw_desc desc[],
+ unsigned int *seq_size)
{
struct crypto_aead *tfm = crypto_aead_reqtfm(req);
struct ssi_aead_ctx *ctx = crypto_aead_ctx(tfm);
unsigned int hash_mode = (ctx->auth_mode == DRV_HASH_SHA1) ?
- DRV_HASH_HW_SHA1 : DRV_HASH_HW_SHA256;
+ DRV_HASH_HW_SHA1 : DRV_HASH_HW_SHA256;
unsigned int digest_size = (ctx->auth_mode == DRV_HASH_SHA1) ?
- CC_SHA1_DIGEST_SIZE : CC_SHA256_DIGEST_SIZE;
+ CC_SHA1_DIGEST_SIZE : CC_SHA256_DIGEST_SIZE;
unsigned int idx = *seq_size;
/* Loading hash ipad xor key state */
@@ -1020,7 +1032,7 @@ static inline void ssi_aead_hmac_setup_digest_desc(
set_din_sram(&desc[idx],
ssi_ahash_get_initial_digest_len_sram_addr(ctx->drvdata,
hash_mode),
- HASH_LEN_SIZE);
+ HASH_LEN_SIZE);
set_flow_mode(&desc[idx], S_DIN_to_HASH);
set_setup_mode(&desc[idx], SETUP_LOAD_KEY0);
idx++;
@@ -1028,10 +1040,9 @@ static inline void ssi_aead_hmac_setup_digest_desc(
*seq_size = idx;
}
-static inline void ssi_aead_xcbc_setup_digest_desc(
- struct aead_request *req,
- struct cc_hw_desc desc[],
- unsigned int *seq_size)
+static inline void ssi_aead_xcbc_setup_digest_desc(struct aead_request *req,
+ struct cc_hw_desc desc[],
+ unsigned int *seq_size)
{
struct crypto_aead *tfm = crypto_aead_reqtfm(req);
struct ssi_aead_ctx *ctx = crypto_aead_ctx(tfm);
@@ -1090,10 +1101,9 @@ static inline void ssi_aead_xcbc_setup_digest_desc(
*seq_size = idx;
}
-static inline void ssi_aead_process_digest_header_desc(
- struct aead_request *req,
- struct cc_hw_desc desc[],
- unsigned int *seq_size)
+static inline void ssi_aead_process_digest_header_desc(struct aead_request *req,
+ struct cc_hw_desc desc[],
+ unsigned int *seq_size)
{
unsigned int idx = *seq_size;
/* Hash associated data */
@@ -1104,18 +1114,17 @@ static inline void ssi_aead_process_digest_header_desc(
*seq_size = idx;
}
-static inline void ssi_aead_process_digest_scheme_desc(
- struct aead_request *req,
- struct cc_hw_desc desc[],
- unsigned int *seq_size)
+static inline void ssi_aead_process_digest_scheme_desc(struct aead_request *req,
+ struct cc_hw_desc desc[],
+ unsigned int *seq_size)
{
struct crypto_aead *tfm = crypto_aead_reqtfm(req);
struct ssi_aead_ctx *ctx = crypto_aead_ctx(tfm);
struct ssi_aead_handle *aead_handle = ctx->drvdata->aead_handle;
unsigned int hash_mode = (ctx->auth_mode == DRV_HASH_SHA1) ?
- DRV_HASH_HW_SHA1 : DRV_HASH_HW_SHA256;
+ DRV_HASH_HW_SHA1 : DRV_HASH_HW_SHA256;
unsigned int digest_size = (ctx->auth_mode == DRV_HASH_SHA1) ?
- CC_SHA1_DIGEST_SIZE : CC_SHA256_DIGEST_SIZE;
+ CC_SHA1_DIGEST_SIZE : CC_SHA256_DIGEST_SIZE;
unsigned int idx = *seq_size;
hw_desc_init(&desc[idx]);
@@ -1161,27 +1170,24 @@ static inline void ssi_aead_process_digest_scheme_desc(
/* Perform HASH update */
hw_desc_init(&desc[idx]);
- set_din_sram(&desc[idx], aead_handle->sram_workspace_addr,
- digest_size);
+ set_din_sram(&desc[idx], aead_handle->sram_workspace_addr, digest_size);
set_flow_mode(&desc[idx], DIN_HASH);
idx++;
*seq_size = idx;
}
-static inline void ssi_aead_load_mlli_to_sram(
- struct aead_request *req,
- struct cc_hw_desc desc[],
- unsigned int *seq_size)
+static inline void ssi_aead_load_mlli_to_sram(struct aead_request *req,
+ struct cc_hw_desc desc[],
+ unsigned int *seq_size)
{
struct aead_req_ctx *req_ctx = aead_request_ctx(req);
struct crypto_aead *tfm = crypto_aead_reqtfm(req);
struct ssi_aead_ctx *ctx = crypto_aead_ctx(tfm);
- if (unlikely(
- (req_ctx->assoc_buff_type == SSI_DMA_BUF_MLLI) ||
- (req_ctx->data_buff_type == SSI_DMA_BUF_MLLI) ||
- !req_ctx->is_single_pass)) {
+ if (unlikely((req_ctx->assoc_buff_type == SSI_DMA_BUF_MLLI) ||
+ (req_ctx->data_buff_type == SSI_DMA_BUF_MLLI) ||
+ !req_ctx->is_single_pass)) {
SSI_LOG_DEBUG("Copy-to-sram: mlli_dma=%08x, mlli_size=%u\n",
(unsigned int)ctx->drvdata->mlli_sram_addr,
req_ctx->mlli_params.mlli_len);
@@ -1198,43 +1204,45 @@ static inline void ssi_aead_load_mlli_to_sram(
}
}
-static inline enum cc_flow_mode ssi_aead_get_data_flow_mode(
- enum drv_crypto_direction direct,
- enum cc_flow_mode setup_flow_mode,
- bool is_single_pass)
+static inline enum cc_flow_mode ssi_aead_get_data_flow_mode(enum
+ drv_crypto_direction
+ direct,
+ enum cc_flow_mode
+ setup_flow_mode,
+ bool is_single_pass)
{
enum cc_flow_mode data_flow_mode;
if (direct == DRV_CRYPTO_DIRECTION_ENCRYPT) {
if (setup_flow_mode == S_DIN_to_AES)
data_flow_mode = likely(is_single_pass) ?
- AES_to_HASH_and_DOUT : DIN_AES_DOUT;
+ AES_to_HASH_and_DOUT : DIN_AES_DOUT;
else
data_flow_mode = likely(is_single_pass) ?
- DES_to_HASH_and_DOUT : DIN_DES_DOUT;
+ DES_to_HASH_and_DOUT : DIN_DES_DOUT;
} else { /* Decrypt */
if (setup_flow_mode == S_DIN_to_AES)
data_flow_mode = likely(is_single_pass) ?
- AES_and_HASH : DIN_AES_DOUT;
+ AES_and_HASH : DIN_AES_DOUT;
else
data_flow_mode = likely(is_single_pass) ?
- DES_and_HASH : DIN_DES_DOUT;
+ DES_and_HASH : DIN_DES_DOUT;
}
return data_flow_mode;
}
-static inline void ssi_aead_hmac_authenc(
- struct aead_request *req,
- struct cc_hw_desc desc[],
- unsigned int *seq_size)
+static inline void ssi_aead_hmac_authenc(struct aead_request *req,
+ struct cc_hw_desc desc[],
+ unsigned int *seq_size)
{
struct crypto_aead *tfm = crypto_aead_reqtfm(req);
struct ssi_aead_ctx *ctx = crypto_aead_ctx(tfm);
struct aead_req_ctx *req_ctx = aead_request_ctx(req);
int direct = req_ctx->gen_ctx.op_type;
- unsigned int data_flow_mode = ssi_aead_get_data_flow_mode(
- direct, ctx->flow_mode, req_ctx->is_single_pass);
+ unsigned int data_flow_mode =
+ ssi_aead_get_data_flow_mode(direct, ctx->flow_mode,
+ req_ctx->is_single_pass);
if (req_ctx->is_single_pass) {
/**
@@ -1243,7 +1251,8 @@ static inline void ssi_aead_hmac_authenc(
ssi_aead_hmac_setup_digest_desc(req, desc, seq_size);
ssi_aead_setup_cipher_desc(req, desc, seq_size);
ssi_aead_process_digest_header_desc(req, desc, seq_size);
- ssi_aead_process_cipher_data_desc(req, data_flow_mode, desc, seq_size);
+ ssi_aead_process_cipher_data_desc(req, data_flow_mode, desc,
+ seq_size);
ssi_aead_process_digest_scheme_desc(req, desc, seq_size);
ssi_aead_process_digest_result_desc(req, desc, seq_size);
return;
@@ -1257,16 +1266,19 @@ static inline void ssi_aead_hmac_authenc(
if (direct == DRV_CRYPTO_DIRECTION_ENCRYPT) {
/* encrypt first.. */
ssi_aead_process_cipher(req, desc, seq_size, data_flow_mode);
- /* authenc after..*/
+ /* authenc after.. */
ssi_aead_hmac_setup_digest_desc(req, desc, seq_size);
- ssi_aead_process_authenc_data_desc(req, DIN_HASH, desc, seq_size, direct);
+ ssi_aead_process_authenc_data_desc(req, DIN_HASH, desc,
+ seq_size, direct);
ssi_aead_process_digest_scheme_desc(req, desc, seq_size);
ssi_aead_process_digest_result_desc(req, desc, seq_size);
- } else { /*DECRYPT*/
- /* authenc first..*/
+ } else {
+ /*DECRYPT*/
+ /* authenc first.. */
ssi_aead_hmac_setup_digest_desc(req, desc, seq_size);
- ssi_aead_process_authenc_data_desc(req, DIN_HASH, desc, seq_size, direct);
+ ssi_aead_process_authenc_data_desc(req, DIN_HASH, desc,
+ seq_size, direct);
ssi_aead_process_digest_scheme_desc(req, desc, seq_size);
/* decrypt after.. */
ssi_aead_process_cipher(req, desc, seq_size, data_flow_mode);
@@ -1278,17 +1290,16 @@ static inline void ssi_aead_hmac_authenc(
}
static inline void
-ssi_aead_xcbc_authenc(
- struct aead_request *req,
- struct cc_hw_desc desc[],
- unsigned int *seq_size)
+ssi_aead_xcbc_authenc(struct aead_request *req,
+ struct cc_hw_desc desc[], unsigned int *seq_size)
{
struct crypto_aead *tfm = crypto_aead_reqtfm(req);
struct ssi_aead_ctx *ctx = crypto_aead_ctx(tfm);
struct aead_req_ctx *req_ctx = aead_request_ctx(req);
int direct = req_ctx->gen_ctx.op_type;
- unsigned int data_flow_mode = ssi_aead_get_data_flow_mode(
- direct, ctx->flow_mode, req_ctx->is_single_pass);
+ unsigned int data_flow_mode =
+ ssi_aead_get_data_flow_mode(direct, ctx->flow_mode,
+ req_ctx->is_single_pass);
if (req_ctx->is_single_pass) {
/**
@@ -1297,7 +1308,8 @@ ssi_aead_xcbc_authenc(
ssi_aead_xcbc_setup_digest_desc(req, desc, seq_size);
ssi_aead_setup_cipher_desc(req, desc, seq_size);
ssi_aead_process_digest_header_desc(req, desc, seq_size);
- ssi_aead_process_cipher_data_desc(req, data_flow_mode, desc, seq_size);
+ ssi_aead_process_cipher_data_desc(req, data_flow_mode, desc,
+ seq_size);
ssi_aead_process_digest_result_desc(req, desc, seq_size);
return;
}
@@ -1312,13 +1324,16 @@ ssi_aead_xcbc_authenc(
ssi_aead_process_cipher(req, desc, seq_size, data_flow_mode);
/* authenc after.. */
ssi_aead_xcbc_setup_digest_desc(req, desc, seq_size);
- ssi_aead_process_authenc_data_desc(req, DIN_HASH, desc, seq_size, direct);
+ ssi_aead_process_authenc_data_desc(req, DIN_HASH, desc,
+ seq_size, direct);
ssi_aead_process_digest_result_desc(req, desc, seq_size);
- } else { /*DECRYPT*/
+ } else {
+ /*DECRYPT*/
/* authenc first.. */
ssi_aead_xcbc_setup_digest_desc(req, desc, seq_size);
- ssi_aead_process_authenc_data_desc(req, DIN_HASH, desc, seq_size, direct);
- /* decrypt after..*/
+ ssi_aead_process_authenc_data_desc(req, DIN_HASH, desc,
+ seq_size, direct);
+ /* decrypt after.. */
ssi_aead_process_cipher(req, desc, seq_size, data_flow_mode);
/* read the digest result with setting the completion bit
* must be after the cipher operation
@@ -1334,7 +1349,7 @@ static int validate_data_size(struct ssi_aead_ctx *ctx,
struct aead_req_ctx *areq_ctx = aead_request_ctx(req);
unsigned int assoclen = req->assoclen;
unsigned int cipherlen = (direct == DRV_CRYPTO_DIRECTION_DECRYPT) ?
- (req->cryptlen - ctx->authsize) : req->cryptlen;
+ (req->cryptlen - ctx->authsize) : req->cryptlen;
if (unlikely((direct == DRV_CRYPTO_DIRECTION_DECRYPT) &&
(req->cryptlen < ctx->authsize)))
@@ -1425,10 +1440,8 @@ static int set_msg_len(u8 *block, unsigned int msglen, unsigned int csize)
return 0;
}
-static inline int ssi_aead_ccm(
- struct aead_request *req,
- struct cc_hw_desc desc[],
- unsigned int *seq_size)
+static inline int ssi_aead_ccm(struct aead_request *req,
+ struct cc_hw_desc desc[], unsigned int *seq_size)
{
struct crypto_aead *tfm = crypto_aead_reqtfm(req);
struct ssi_aead_ctx *ctx = crypto_aead_ctx(tfm);
@@ -1507,7 +1520,8 @@ static inline int ssi_aead_ccm(
/* process the cipher */
if (req_ctx->cryptlen != 0)
- ssi_aead_process_cipher_data_desc(req, cipher_flow_mode, desc, &idx);
+ ssi_aead_process_cipher_data_desc(req, cipher_flow_mode, desc,
+ &idx);
/* Read temporal MAC */
hw_desc_init(&desc[idx]);
@@ -1564,8 +1578,7 @@ static int config_ccm_adata(struct aead_request *req)
u8 *ctr_count_0 = req_ctx->ccm_config + CCM_CTR_COUNT_0_OFFSET;
unsigned int cryptlen = (req_ctx->gen_ctx.op_type ==
DRV_CRYPTO_DIRECTION_ENCRYPT) ?
- req->cryptlen :
- (req->cryptlen - ctx->authsize);
+ req->cryptlen : (req->cryptlen - ctx->authsize);
int rc;
memset(req_ctx->mac_buf, 0, AES_BLOCK_SIZE);
@@ -1589,7 +1602,7 @@ static int config_ccm_adata(struct aead_request *req)
rc = set_msg_len(b0 + 16 - l, cryptlen, l); /* Write L'. */
if (rc != 0)
return rc;
- /* END of "taken from crypto/ccm.c" */
+ /* END of "taken from crypto/ccm.c" */
/* l(a) - size of associated data. */
req_ctx->ccm_hdr_size = format_ccm_a0(a0, req->assoclen);
@@ -1614,8 +1627,10 @@ static void ssi_rfc4309_ccm_process(struct aead_request *req)
areq_ctx->ctr_iv[0] = 3; /* For RFC 4309, always use 4 bytes for message length (at most 2^32-1 bytes). */
/* In RFC 4309 there is an 11-bytes nonce+IV part, that we build here. */
- memcpy(areq_ctx->ctr_iv + CCM_BLOCK_NONCE_OFFSET, ctx->ctr_nonce, CCM_BLOCK_NONCE_SIZE);
- memcpy(areq_ctx->ctr_iv + CCM_BLOCK_IV_OFFSET, req->iv, CCM_BLOCK_IV_SIZE);
+ memcpy(areq_ctx->ctr_iv + CCM_BLOCK_NONCE_OFFSET, ctx->ctr_nonce,
+ CCM_BLOCK_NONCE_SIZE);
+ memcpy(areq_ctx->ctr_iv + CCM_BLOCK_IV_OFFSET, req->iv,
+ CCM_BLOCK_IV_SIZE);
req->iv = areq_ctx->ctr_iv;
req->assoclen -= CCM_BLOCK_IV_SIZE;
}
@@ -1623,10 +1638,9 @@ static void ssi_rfc4309_ccm_process(struct aead_request *req)
#if SSI_CC_HAS_AES_GCM
-static inline void ssi_aead_gcm_setup_ghash_desc(
- struct aead_request *req,
- struct cc_hw_desc desc[],
- unsigned int *seq_size)
+static inline void ssi_aead_gcm_setup_ghash_desc(struct aead_request *req,
+ struct cc_hw_desc desc[],
+ unsigned int *seq_size)
{
struct crypto_aead *tfm = crypto_aead_reqtfm(req);
struct ssi_aead_ctx *ctx = crypto_aead_ctx(tfm);
@@ -1701,10 +1715,9 @@ static inline void ssi_aead_gcm_setup_ghash_desc(
*seq_size = idx;
}
-static inline void ssi_aead_gcm_setup_gctr_desc(
- struct aead_request *req,
- struct cc_hw_desc desc[],
- unsigned int *seq_size)
+static inline void ssi_aead_gcm_setup_gctr_desc(struct aead_request *req,
+ struct cc_hw_desc desc[],
+ unsigned int *seq_size)
{
struct crypto_aead *tfm = crypto_aead_reqtfm(req);
struct ssi_aead_ctx *ctx = crypto_aead_ctx(tfm);
@@ -1739,10 +1752,9 @@ static inline void ssi_aead_gcm_setup_gctr_desc(
*seq_size = idx;
}
-static inline void ssi_aead_process_gcm_result_desc(
- struct aead_request *req,
- struct cc_hw_desc desc[],
- unsigned int *seq_size)
+static inline void ssi_aead_process_gcm_result_desc(struct aead_request *req,
+ struct cc_hw_desc desc[],
+ unsigned int *seq_size)
{
struct crypto_aead *tfm = crypto_aead_reqtfm(req);
struct ssi_aead_ctx *ctx = crypto_aead_ctx(tfm);
@@ -1805,10 +1817,8 @@ static inline void ssi_aead_process_gcm_result_desc(
*seq_size = idx;
}
-static inline int ssi_aead_gcm(
- struct aead_request *req,
- struct cc_hw_desc desc[],
- unsigned int *seq_size)
+static inline int ssi_aead_gcm(struct aead_request *req,
+ struct cc_hw_desc desc[], unsigned int *seq_size)
{
struct aead_req_ctx *req_ctx = aead_request_ctx(req);
unsigned int idx = *seq_size;
@@ -1831,7 +1841,6 @@ static inline int ssi_aead_gcm(
idx = *seq_size;
return 0;
}
-
// for gcm and rfc4106.
ssi_aead_gcm_setup_ghash_desc(req, desc, seq_size);
/* process(ghash) assoc data */
@@ -1840,7 +1849,8 @@ static inline int ssi_aead_gcm(
ssi_aead_gcm_setup_gctr_desc(req, desc, seq_size);
/* process(gctr+ghash) */
if (req_ctx->cryptlen != 0)
- ssi_aead_process_cipher_data_desc(req, cipher_flow_mode, desc, seq_size);
+ ssi_aead_process_cipher_data_desc(req, cipher_flow_mode, desc,
+ seq_size);
ssi_aead_process_gcm_result_desc(req, desc, seq_size);
idx = *seq_size;
@@ -1848,9 +1858,8 @@ static inline int ssi_aead_gcm(
}
#ifdef CC_DEBUG
-static inline void ssi_aead_dump_gcm(
- const char *title,
- struct aead_request *req)
+static inline void ssi_aead_dump_gcm(const char *title,
+ struct aead_request *req)
{
struct crypto_aead *tfm = crypto_aead_reqtfm(req);
struct ssi_aead_ctx *ctx = crypto_aead_ctx(tfm);
@@ -1860,13 +1869,15 @@ static inline void ssi_aead_dump_gcm(
return;
if (title) {
- SSI_LOG_DEBUG("----------------------------------------------------------------------------------");
+ SSI_LOG_DEBUG
+ ("----------------------------------------------------------------------------------");
SSI_LOG_DEBUG("%s\n", title);
}
- SSI_LOG_DEBUG("cipher_mode %d, authsize %d, enc_keylen %d, assoclen %d, cryptlen %d\n",
- ctx->cipher_mode, ctx->authsize, ctx->enc_keylen,
- req->assoclen, req_ctx->cryptlen);
+ SSI_LOG_DEBUG
+ ("cipher_mode %d, authsize %d, enc_keylen %d, assoclen %d, cryptlen %d\n",
+ ctx->cipher_mode, ctx->authsize, ctx->enc_keylen, req->assoclen,
+ req_ctx->cryptlen);
if (ctx->enckey)
dump_byte_array("mac key", ctx->enckey, 16);
@@ -1881,13 +1892,16 @@ static inline void ssi_aead_dump_gcm(
dump_byte_array("mac_buf", req_ctx->mac_buf, AES_BLOCK_SIZE);
- dump_byte_array("gcm_len_block", req_ctx->gcm_len_block.len_a, AES_BLOCK_SIZE);
+ dump_byte_array("gcm_len_block", req_ctx->gcm_len_block.len_a,
+ AES_BLOCK_SIZE);
if (req->src && req->cryptlen)
- dump_byte_array("req->src", sg_virt(req->src), req->cryptlen + req->assoclen);
+ dump_byte_array("req->src", sg_virt(req->src),
+ req->cryptlen + req->assoclen);
if (req->dst)
- dump_byte_array("req->dst", sg_virt(req->dst), req->cryptlen + ctx->authsize + req->assoclen);
+ dump_byte_array("req->dst", sg_virt(req->dst),
+ req->cryptlen + ctx->authsize + req->assoclen);
}
#endif
@@ -1899,11 +1913,12 @@ static int config_gcm_context(struct aead_request *req)
unsigned int cryptlen = (req_ctx->gen_ctx.op_type ==
DRV_CRYPTO_DIRECTION_ENCRYPT) ?
- req->cryptlen :
- (req->cryptlen - ctx->authsize);
+ req->cryptlen : (req->cryptlen - ctx->authsize);
__be32 counter = cpu_to_be32(2);
- SSI_LOG_DEBUG("%s() cryptlen = %d, req->assoclen = %d ctx->authsize = %d\n", __func__, cryptlen, req->assoclen, ctx->authsize);
+ SSI_LOG_DEBUG
+ ("%s() cryptlen = %d, req->assoclen = %d ctx->authsize = %d\n",
+ __func__, cryptlen, req->assoclen, ctx->authsize);
memset(req_ctx->hkey, 0, AES_BLOCK_SIZE);
@@ -1926,7 +1941,9 @@ static int config_gcm_context(struct aead_request *req)
} else { //rfc4543=> all data(AAD,IV,Plain) are considered additional data that is nothing is encrypted.
__be64 temp64;
- temp64 = cpu_to_be64((req->assoclen + GCM_BLOCK_RFC4_IV_SIZE + cryptlen) * 8);
+ temp64 =
+ cpu_to_be64((req->assoclen + GCM_BLOCK_RFC4_IV_SIZE +
+ cryptlen) * 8);
memcpy(&req_ctx->gcm_len_block.len_a, &temp64, sizeof(temp64));
temp64 = 0;
memcpy(&req_ctx->gcm_len_block.len_c, &temp64, 8);
@@ -1941,15 +1958,18 @@ static void ssi_rfc4_gcm_process(struct aead_request *req)
struct ssi_aead_ctx *ctx = crypto_aead_ctx(tfm);
struct aead_req_ctx *areq_ctx = aead_request_ctx(req);
- memcpy(areq_ctx->ctr_iv + GCM_BLOCK_RFC4_NONCE_OFFSET, ctx->ctr_nonce, GCM_BLOCK_RFC4_NONCE_SIZE);
- memcpy(areq_ctx->ctr_iv + GCM_BLOCK_RFC4_IV_OFFSET, req->iv, GCM_BLOCK_RFC4_IV_SIZE);
+ memcpy(areq_ctx->ctr_iv + GCM_BLOCK_RFC4_NONCE_OFFSET, ctx->ctr_nonce,
+ GCM_BLOCK_RFC4_NONCE_SIZE);
+ memcpy(areq_ctx->ctr_iv + GCM_BLOCK_RFC4_IV_OFFSET, req->iv,
+ GCM_BLOCK_RFC4_IV_SIZE);
req->iv = areq_ctx->ctr_iv;
req->assoclen -= GCM_BLOCK_RFC4_IV_SIZE;
}
#endif /*SSI_CC_HAS_AES_GCM*/
-static int ssi_aead_process(struct aead_request *req, enum drv_crypto_direction direct)
+static int ssi_aead_process(struct aead_request *req,
+ enum drv_crypto_direction direct)
{
int rc = 0;
int seq_len = 0;
@@ -1960,10 +1980,11 @@ static int ssi_aead_process(struct aead_request *req, enum drv_crypto_direction
struct device *dev = &ctx->drvdata->plat_dev->dev;
struct ssi_crypto_req ssi_req = {};
- SSI_LOG_DEBUG("%s context=%p req=%p iv=%p src=%p src_ofs=%d dst=%p dst_ofs=%d cryptolen=%d\n",
- ((direct == DRV_CRYPTO_DIRECTION_ENCRYPT) ? "Encrypt" : "Decrypt"),
- ctx, req, req->iv, sg_virt(req->src), req->src->offset,
- sg_virt(req->dst), req->dst->offset, req->cryptlen);
+ SSI_LOG_DEBUG
+ ("%s context=%p req=%p iv=%p src=%p src_ofs=%d dst=%p dst_ofs=%d cryptolen=%d\n",
+ ((direct == DRV_CRYPTO_DIRECTION_ENCRYPT) ? "Encrypt" : "Decrypt"),
+ ctx, req, req->iv, sg_virt(req->src), req->src->offset,
+ sg_virt(req->dst), req->dst->offset, req->cryptlen);
/* STAT_PHASE_0: Init and sanity checks */
@@ -1990,13 +2011,14 @@ static int ssi_aead_process(struct aead_request *req, enum drv_crypto_direction
/* Build CTR IV - Copy nonce from last 4 bytes in
* CTR key to first 4 bytes in CTR IV
*/
- memcpy(areq_ctx->ctr_iv, ctx->ctr_nonce, CTR_RFC3686_NONCE_SIZE);
+ memcpy(areq_ctx->ctr_iv, ctx->ctr_nonce,
+ CTR_RFC3686_NONCE_SIZE);
if (!areq_ctx->backup_giv) /*User none-generated IV*/
memcpy(areq_ctx->ctr_iv + CTR_RFC3686_NONCE_SIZE,
req->iv, CTR_RFC3686_IV_SIZE);
/* Initialize counter portion of counter block */
*(__be32 *)(areq_ctx->ctr_iv + CTR_RFC3686_NONCE_SIZE +
- CTR_RFC3686_IV_SIZE) = cpu_to_be32(1);
+ CTR_RFC3686_IV_SIZE) = cpu_to_be32(1);
/* Replace with counter iv */
req->iv = areq_ctx->ctr_iv;
@@ -2005,10 +2027,11 @@ static int ssi_aead_process(struct aead_request *req, enum drv_crypto_direction
(ctx->cipher_mode == DRV_CIPHER_GCTR)) {
areq_ctx->hw_iv_size = AES_BLOCK_SIZE;
if (areq_ctx->ctr_iv != req->iv) {
- memcpy(areq_ctx->ctr_iv, req->iv, crypto_aead_ivsize(tfm));
+ memcpy(areq_ctx->ctr_iv, req->iv,
+ crypto_aead_ivsize(tfm));
req->iv = areq_ctx->ctr_iv;
}
- } else {
+ } else {
areq_ctx->hw_iv_size = crypto_aead_ivsize(tfm);
}
@@ -2016,7 +2039,9 @@ static int ssi_aead_process(struct aead_request *req, enum drv_crypto_direction
if (ctx->cipher_mode == DRV_CIPHER_CCM) {
rc = config_ccm_adata(req);
if (unlikely(rc != 0)) {
- SSI_LOG_ERR("config_ccm_adata() returned with a failure %d!", rc);
+ SSI_LOG_ERR
+ ("config_ccm_adata() returned with a failure %d!",
+ rc);
goto exit;
}
} else {
@@ -2030,7 +2055,9 @@ static int ssi_aead_process(struct aead_request *req, enum drv_crypto_direction
if (ctx->cipher_mode == DRV_CIPHER_GCTR) {
rc = config_gcm_context(req);
if (unlikely(rc != 0)) {
- SSI_LOG_ERR("config_gcm_context() returned with a failure %d!", rc);
+ SSI_LOG_ERR
+ ("config_gcm_context() returned with a failure %d!",
+ rc);
goto exit;
}
}
@@ -2046,7 +2073,9 @@ static int ssi_aead_process(struct aead_request *req, enum drv_crypto_direction
if (areq_ctx->backup_giv) {
/* set the DMA mapped IV address*/
if (ctx->cipher_mode == DRV_CIPHER_CTR) {
- ssi_req.ivgen_dma_addr[0] = areq_ctx->gen_ctx.iv_dma_addr + CTR_RFC3686_NONCE_SIZE;
+ ssi_req.ivgen_dma_addr[0] =
+ areq_ctx->gen_ctx.iv_dma_addr +
+ CTR_RFC3686_NONCE_SIZE;
ssi_req.ivgen_dma_addr_len = 1;
} else if (ctx->cipher_mode == DRV_CIPHER_CCM) {
/* In ccm, the IV needs to exist both inside B0 and inside the counter.
@@ -2054,12 +2083,18 @@ static int ssi_aead_process(struct aead_request *req, enum drv_crypto_direction
* it to the user).
* So, using 3 (identical) IV outputs.
*/
- ssi_req.ivgen_dma_addr[0] = areq_ctx->gen_ctx.iv_dma_addr + CCM_BLOCK_IV_OFFSET;
- ssi_req.ivgen_dma_addr[1] = sg_dma_address(&areq_ctx->ccm_adata_sg) + CCM_B0_OFFSET + CCM_BLOCK_IV_OFFSET;
- ssi_req.ivgen_dma_addr[2] = sg_dma_address(&areq_ctx->ccm_adata_sg) + CCM_CTR_COUNT_0_OFFSET + CCM_BLOCK_IV_OFFSET;
+ ssi_req.ivgen_dma_addr[0] =
+ areq_ctx->gen_ctx.iv_dma_addr + CCM_BLOCK_IV_OFFSET;
+ ssi_req.ivgen_dma_addr[1] =
+ sg_dma_address(&areq_ctx->ccm_adata_sg) +
+ CCM_B0_OFFSET + CCM_BLOCK_IV_OFFSET;
+ ssi_req.ivgen_dma_addr[2] =
+ sg_dma_address(&areq_ctx->ccm_adata_sg) +
+ CCM_CTR_COUNT_0_OFFSET + CCM_BLOCK_IV_OFFSET;
ssi_req.ivgen_dma_addr_len = 3;
} else {
- ssi_req.ivgen_dma_addr[0] = areq_ctx->gen_ctx.iv_dma_addr;
+ ssi_req.ivgen_dma_addr[0] =
+ areq_ctx->gen_ctx.iv_dma_addr;
ssi_req.ivgen_dma_addr_len = 1;
}
@@ -2091,7 +2126,7 @@ static int ssi_aead_process(struct aead_request *req, enum drv_crypto_direction
if (ctx->cipher_mode == DRV_CIPHER_GCTR)
ssi_aead_gcm(req, desc, &seq_len);
#endif /*SSI_CC_HAS_AES_GCM*/
- break;
+ break;
#endif
default:
SSI_LOG_ERR("Unsupported authenc (%d)\n", ctx->auth_mode);
@@ -2210,7 +2245,8 @@ static int ssi_rfc4309_ccm_decrypt(struct aead_request *req)
#if SSI_CC_HAS_AES_GCM
-static int ssi_rfc4106_gcm_setkey(struct crypto_aead *tfm, const u8 *key, unsigned int keylen)
+static int ssi_rfc4106_gcm_setkey(struct crypto_aead *tfm, const u8 *key,
+ unsigned int keylen)
{
struct ssi_aead_ctx *ctx = crypto_aead_ctx(tfm);
int rc = 0;
@@ -2228,7 +2264,8 @@ static int ssi_rfc4106_gcm_setkey(struct crypto_aead *tfm, const u8 *key, unsign
return rc;
}
-static int ssi_rfc4543_gcm_setkey(struct crypto_aead *tfm, const u8 *key, unsigned int keylen)
+static int ssi_rfc4543_gcm_setkey(struct crypto_aead *tfm, const u8 *key,
+ unsigned int keylen)
{
struct ssi_aead_ctx *ctx = crypto_aead_ctx(tfm);
int rc = 0;
@@ -2401,259 +2438,260 @@ static int ssi_rfc4543_gcm_decrypt(struct aead_request *req)
/* DX Block aead alg */
static struct ssi_alg_template aead_algs[] = {
{
- .name = "authenc(hmac(sha1),cbc(aes))",
- .driver_name = "authenc-hmac-sha1-cbc-aes-dx",
- .blocksize = AES_BLOCK_SIZE,
- .type = CRYPTO_ALG_TYPE_AEAD,
- .template_aead = {
- .setkey = ssi_aead_setkey,
- .setauthsize = ssi_aead_setauthsize,
- .encrypt = ssi_aead_encrypt,
- .decrypt = ssi_aead_decrypt,
- .init = ssi_aead_init,
- .exit = ssi_aead_exit,
- .ivsize = AES_BLOCK_SIZE,
- .maxauthsize = SHA1_DIGEST_SIZE,
- },
- .cipher_mode = DRV_CIPHER_CBC,
- .flow_mode = S_DIN_to_AES,
- .auth_mode = DRV_HASH_SHA1,
- },
+ .name = "authenc(hmac(sha1),cbc(aes))",
+ .driver_name = "authenc-hmac-sha1-cbc-aes-dx",
+ .blocksize = AES_BLOCK_SIZE,
+ .type = CRYPTO_ALG_TYPE_AEAD,
+ .template_aead = {
+ .setkey = ssi_aead_setkey,
+ .setauthsize = ssi_aead_setauthsize,
+ .encrypt = ssi_aead_encrypt,
+ .decrypt = ssi_aead_decrypt,
+ .init = ssi_aead_init,
+ .exit = ssi_aead_exit,
+ .ivsize = AES_BLOCK_SIZE,
+ .maxauthsize = SHA1_DIGEST_SIZE,
+ },
+ .cipher_mode = DRV_CIPHER_CBC,
+ .flow_mode = S_DIN_to_AES,
+ .auth_mode = DRV_HASH_SHA1,
+ },
{
- .name = "authenc(hmac(sha1),cbc(des3_ede))",
- .driver_name = "authenc-hmac-sha1-cbc-des3-dx",
- .blocksize = DES3_EDE_BLOCK_SIZE,
- .type = CRYPTO_ALG_TYPE_AEAD,
- .template_aead = {
- .setkey = ssi_aead_setkey,
- .setauthsize = ssi_aead_setauthsize,
- .encrypt = ssi_aead_encrypt,
- .decrypt = ssi_aead_decrypt,
- .init = ssi_aead_init,
- .exit = ssi_aead_exit,
- .ivsize = DES3_EDE_BLOCK_SIZE,
- .maxauthsize = SHA1_DIGEST_SIZE,
- },
- .cipher_mode = DRV_CIPHER_CBC,
- .flow_mode = S_DIN_to_DES,
- .auth_mode = DRV_HASH_SHA1,
- },
+ .name = "authenc(hmac(sha1),cbc(des3_ede))",
+ .driver_name = "authenc-hmac-sha1-cbc-des3-dx",
+ .blocksize = DES3_EDE_BLOCK_SIZE,
+ .type = CRYPTO_ALG_TYPE_AEAD,
+ .template_aead = {
+ .setkey = ssi_aead_setkey,
+ .setauthsize = ssi_aead_setauthsize,
+ .encrypt = ssi_aead_encrypt,
+ .decrypt = ssi_aead_decrypt,
+ .init = ssi_aead_init,
+ .exit = ssi_aead_exit,
+ .ivsize = DES3_EDE_BLOCK_SIZE,
+ .maxauthsize = SHA1_DIGEST_SIZE,
+ },
+ .cipher_mode = DRV_CIPHER_CBC,
+ .flow_mode = S_DIN_to_DES,
+ .auth_mode = DRV_HASH_SHA1,
+ },
{
- .name = "authenc(hmac(sha256),cbc(aes))",
- .driver_name = "authenc-hmac-sha256-cbc-aes-dx",
- .blocksize = AES_BLOCK_SIZE,
- .type = CRYPTO_ALG_TYPE_AEAD,
- .template_aead = {
- .setkey = ssi_aead_setkey,
- .setauthsize = ssi_aead_setauthsize,
- .encrypt = ssi_aead_encrypt,
- .decrypt = ssi_aead_decrypt,
- .init = ssi_aead_init,
- .exit = ssi_aead_exit,
- .ivsize = AES_BLOCK_SIZE,
- .maxauthsize = SHA256_DIGEST_SIZE,
- },
- .cipher_mode = DRV_CIPHER_CBC,
- .flow_mode = S_DIN_to_AES,
- .auth_mode = DRV_HASH_SHA256,
- },
+ .name = "authenc(hmac(sha256),cbc(aes))",
+ .driver_name = "authenc-hmac-sha256-cbc-aes-dx",
+ .blocksize = AES_BLOCK_SIZE,
+ .type = CRYPTO_ALG_TYPE_AEAD,
+ .template_aead = {
+ .setkey = ssi_aead_setkey,
+ .setauthsize = ssi_aead_setauthsize,
+ .encrypt = ssi_aead_encrypt,
+ .decrypt = ssi_aead_decrypt,
+ .init = ssi_aead_init,
+ .exit = ssi_aead_exit,
+ .ivsize = AES_BLOCK_SIZE,
+ .maxauthsize = SHA256_DIGEST_SIZE,
+ },
+ .cipher_mode = DRV_CIPHER_CBC,
+ .flow_mode = S_DIN_to_AES,
+ .auth_mode = DRV_HASH_SHA256,
+ },
{
- .name = "authenc(hmac(sha256),cbc(des3_ede))",
- .driver_name = "authenc-hmac-sha256-cbc-des3-dx",
- .blocksize = DES3_EDE_BLOCK_SIZE,
- .type = CRYPTO_ALG_TYPE_AEAD,
- .template_aead = {
- .setkey = ssi_aead_setkey,
- .setauthsize = ssi_aead_setauthsize,
- .encrypt = ssi_aead_encrypt,
- .decrypt = ssi_aead_decrypt,
- .init = ssi_aead_init,
- .exit = ssi_aead_exit,
- .ivsize = DES3_EDE_BLOCK_SIZE,
- .maxauthsize = SHA256_DIGEST_SIZE,
- },
- .cipher_mode = DRV_CIPHER_CBC,
- .flow_mode = S_DIN_to_DES,
- .auth_mode = DRV_HASH_SHA256,
- },
+ .name = "authenc(hmac(sha256),cbc(des3_ede))",
+ .driver_name = "authenc-hmac-sha256-cbc-des3-dx",
+ .blocksize = DES3_EDE_BLOCK_SIZE,
+ .type = CRYPTO_ALG_TYPE_AEAD,
+ .template_aead = {
+ .setkey = ssi_aead_setkey,
+ .setauthsize = ssi_aead_setauthsize,
+ .encrypt = ssi_aead_encrypt,
+ .decrypt = ssi_aead_decrypt,
+ .init = ssi_aead_init,
+ .exit = ssi_aead_exit,
+ .ivsize = DES3_EDE_BLOCK_SIZE,
+ .maxauthsize = SHA256_DIGEST_SIZE,
+ },
+ .cipher_mode = DRV_CIPHER_CBC,
+ .flow_mode = S_DIN_to_DES,
+ .auth_mode = DRV_HASH_SHA256,
+ },
{
- .name = "authenc(xcbc(aes),cbc(aes))",
- .driver_name = "authenc-xcbc-aes-cbc-aes-dx",
- .blocksize = AES_BLOCK_SIZE,
- .type = CRYPTO_ALG_TYPE_AEAD,
- .template_aead = {
- .setkey = ssi_aead_setkey,
- .setauthsize = ssi_aead_setauthsize,
- .encrypt = ssi_aead_encrypt,
- .decrypt = ssi_aead_decrypt,
- .init = ssi_aead_init,
- .exit = ssi_aead_exit,
- .ivsize = AES_BLOCK_SIZE,
- .maxauthsize = AES_BLOCK_SIZE,
- },
- .cipher_mode = DRV_CIPHER_CBC,
- .flow_mode = S_DIN_to_AES,
- .auth_mode = DRV_HASH_XCBC_MAC,
- },
+ .name = "authenc(xcbc(aes),cbc(aes))",
+ .driver_name = "authenc-xcbc-aes-cbc-aes-dx",
+ .blocksize = AES_BLOCK_SIZE,
+ .type = CRYPTO_ALG_TYPE_AEAD,
+ .template_aead = {
+ .setkey = ssi_aead_setkey,
+ .setauthsize = ssi_aead_setauthsize,
+ .encrypt = ssi_aead_encrypt,
+ .decrypt = ssi_aead_decrypt,
+ .init = ssi_aead_init,
+ .exit = ssi_aead_exit,
+ .ivsize = AES_BLOCK_SIZE,
+ .maxauthsize = AES_BLOCK_SIZE,
+ },
+ .cipher_mode = DRV_CIPHER_CBC,
+ .flow_mode = S_DIN_to_AES,
+ .auth_mode = DRV_HASH_XCBC_MAC,
+ },
{
- .name = "authenc(hmac(sha1),rfc3686(ctr(aes)))",
- .driver_name = "authenc-hmac-sha1-rfc3686-ctr-aes-dx",
- .blocksize = 1,
- .type = CRYPTO_ALG_TYPE_AEAD,
- .template_aead = {
- .setkey = ssi_aead_setkey,
- .setauthsize = ssi_aead_setauthsize,
- .encrypt = ssi_aead_encrypt,
- .decrypt = ssi_aead_decrypt,
- .init = ssi_aead_init,
- .exit = ssi_aead_exit,
- .ivsize = CTR_RFC3686_IV_SIZE,
- .maxauthsize = SHA1_DIGEST_SIZE,
- },
- .cipher_mode = DRV_CIPHER_CTR,
- .flow_mode = S_DIN_to_AES,
- .auth_mode = DRV_HASH_SHA1,
- },
+ .name = "authenc(hmac(sha1),rfc3686(ctr(aes)))",
+ .driver_name = "authenc-hmac-sha1-rfc3686-ctr-aes-dx",
+ .blocksize = 1,
+ .type = CRYPTO_ALG_TYPE_AEAD,
+ .template_aead = {
+ .setkey = ssi_aead_setkey,
+ .setauthsize = ssi_aead_setauthsize,
+ .encrypt = ssi_aead_encrypt,
+ .decrypt = ssi_aead_decrypt,
+ .init = ssi_aead_init,
+ .exit = ssi_aead_exit,
+ .ivsize = CTR_RFC3686_IV_SIZE,
+ .maxauthsize = SHA1_DIGEST_SIZE,
+ },
+ .cipher_mode = DRV_CIPHER_CTR,
+ .flow_mode = S_DIN_to_AES,
+ .auth_mode = DRV_HASH_SHA1,
+ },
{
- .name = "authenc(hmac(sha256),rfc3686(ctr(aes)))",
- .driver_name = "authenc-hmac-sha256-rfc3686-ctr-aes-dx",
- .blocksize = 1,
- .type = CRYPTO_ALG_TYPE_AEAD,
- .template_aead = {
- .setkey = ssi_aead_setkey,
- .setauthsize = ssi_aead_setauthsize,
- .encrypt = ssi_aead_encrypt,
- .decrypt = ssi_aead_decrypt,
- .init = ssi_aead_init,
- .exit = ssi_aead_exit,
- .ivsize = CTR_RFC3686_IV_SIZE,
- .maxauthsize = SHA256_DIGEST_SIZE,
- },
- .cipher_mode = DRV_CIPHER_CTR,
- .flow_mode = S_DIN_to_AES,
- .auth_mode = DRV_HASH_SHA256,
- },
+ .name = "authenc(hmac(sha256),rfc3686(ctr(aes)))",
+ .driver_name = "authenc-hmac-sha256-rfc3686-ctr-aes-dx",
+ .blocksize = 1,
+ .type = CRYPTO_ALG_TYPE_AEAD,
+ .template_aead = {
+ .setkey = ssi_aead_setkey,
+ .setauthsize = ssi_aead_setauthsize,
+ .encrypt = ssi_aead_encrypt,
+ .decrypt = ssi_aead_decrypt,
+ .init = ssi_aead_init,
+ .exit = ssi_aead_exit,
+ .ivsize = CTR_RFC3686_IV_SIZE,
+ .maxauthsize = SHA256_DIGEST_SIZE,
+ },
+ .cipher_mode = DRV_CIPHER_CTR,
+ .flow_mode = S_DIN_to_AES,
+ .auth_mode = DRV_HASH_SHA256,
+ },
{
- .name = "authenc(xcbc(aes),rfc3686(ctr(aes)))",
- .driver_name = "authenc-xcbc-aes-rfc3686-ctr-aes-dx",
- .blocksize = 1,
- .type = CRYPTO_ALG_TYPE_AEAD,
- .template_aead = {
- .setkey = ssi_aead_setkey,
- .setauthsize = ssi_aead_setauthsize,
- .encrypt = ssi_aead_encrypt,
- .decrypt = ssi_aead_decrypt,
- .init = ssi_aead_init,
- .exit = ssi_aead_exit,
- .ivsize = CTR_RFC3686_IV_SIZE,
- .maxauthsize = AES_BLOCK_SIZE,
- },
- .cipher_mode = DRV_CIPHER_CTR,
- .flow_mode = S_DIN_to_AES,
- .auth_mode = DRV_HASH_XCBC_MAC,
- },
+ .name = "authenc(xcbc(aes),rfc3686(ctr(aes)))",
+ .driver_name = "authenc-xcbc-aes-rfc3686-ctr-aes-dx",
+ .blocksize = 1,
+ .type = CRYPTO_ALG_TYPE_AEAD,
+ .template_aead = {
+ .setkey = ssi_aead_setkey,
+ .setauthsize = ssi_aead_setauthsize,
+ .encrypt = ssi_aead_encrypt,
+ .decrypt = ssi_aead_decrypt,
+ .init = ssi_aead_init,
+ .exit = ssi_aead_exit,
+ .ivsize = CTR_RFC3686_IV_SIZE,
+ .maxauthsize = AES_BLOCK_SIZE,
+ },
+ .cipher_mode = DRV_CIPHER_CTR,
+ .flow_mode = S_DIN_to_AES,
+ .auth_mode = DRV_HASH_XCBC_MAC,
+ },
#if SSI_CC_HAS_AES_CCM
{
- .name = "ccm(aes)",
- .driver_name = "ccm-aes-dx",
- .blocksize = 1,
- .type = CRYPTO_ALG_TYPE_AEAD,
- .template_aead = {
- .setkey = ssi_aead_setkey,
- .setauthsize = ssi_ccm_setauthsize,
- .encrypt = ssi_aead_encrypt,
- .decrypt = ssi_aead_decrypt,
- .init = ssi_aead_init,
- .exit = ssi_aead_exit,
- .ivsize = AES_BLOCK_SIZE,
- .maxauthsize = AES_BLOCK_SIZE,
- },
- .cipher_mode = DRV_CIPHER_CCM,
- .flow_mode = S_DIN_to_AES,
- .auth_mode = DRV_HASH_NULL,
- },
+ .name = "ccm(aes)",
+ .driver_name = "ccm-aes-dx",
+ .blocksize = 1,
+ .type = CRYPTO_ALG_TYPE_AEAD,
+ .template_aead = {
+ .setkey = ssi_aead_setkey,
+ .setauthsize = ssi_ccm_setauthsize,
+ .encrypt = ssi_aead_encrypt,
+ .decrypt = ssi_aead_decrypt,
+ .init = ssi_aead_init,
+ .exit = ssi_aead_exit,
+ .ivsize = AES_BLOCK_SIZE,
+ .maxauthsize = AES_BLOCK_SIZE,
+ },
+ .cipher_mode = DRV_CIPHER_CCM,
+ .flow_mode = S_DIN_to_AES,
+ .auth_mode = DRV_HASH_NULL,
+ },
{
- .name = "rfc4309(ccm(aes))",
- .driver_name = "rfc4309-ccm-aes-dx",
- .blocksize = 1,
- .type = CRYPTO_ALG_TYPE_AEAD,
- .template_aead = {
- .setkey = ssi_rfc4309_ccm_setkey,
- .setauthsize = ssi_rfc4309_ccm_setauthsize,
- .encrypt = ssi_rfc4309_ccm_encrypt,
- .decrypt = ssi_rfc4309_ccm_decrypt,
- .init = ssi_aead_init,
- .exit = ssi_aead_exit,
- .ivsize = CCM_BLOCK_IV_SIZE,
- .maxauthsize = AES_BLOCK_SIZE,
- },
- .cipher_mode = DRV_CIPHER_CCM,
- .flow_mode = S_DIN_to_AES,
- .auth_mode = DRV_HASH_NULL,
- },
-#endif /*SSI_CC_HAS_AES_CCM*/
+ .name = "rfc4309(ccm(aes))",
+ .driver_name = "rfc4309-ccm-aes-dx",
+ .blocksize = 1,
+ .type = CRYPTO_ALG_TYPE_AEAD,
+ .template_aead = {
+ .setkey = ssi_rfc4309_ccm_setkey,
+ .setauthsize = ssi_rfc4309_ccm_setauthsize,
+ .encrypt = ssi_rfc4309_ccm_encrypt,
+ .decrypt = ssi_rfc4309_ccm_decrypt,
+ .init = ssi_aead_init,
+ .exit = ssi_aead_exit,
+ .ivsize = CCM_BLOCK_IV_SIZE,
+ .maxauthsize = AES_BLOCK_SIZE,
+ },
+ .cipher_mode = DRV_CIPHER_CCM,
+ .flow_mode = S_DIN_to_AES,
+ .auth_mode = DRV_HASH_NULL,
+ },
+#endif /*SSI_CC_HAS_AES_CCM */
#if SSI_CC_HAS_AES_GCM
{
- .name = "gcm(aes)",
- .driver_name = "gcm-aes-dx",
- .blocksize = 1,
- .type = CRYPTO_ALG_TYPE_AEAD,
- .template_aead = {
- .setkey = ssi_aead_setkey,
- .setauthsize = ssi_gcm_setauthsize,
- .encrypt = ssi_aead_encrypt,
- .decrypt = ssi_aead_decrypt,
- .init = ssi_aead_init,
- .exit = ssi_aead_exit,
- .ivsize = 12,
- .maxauthsize = AES_BLOCK_SIZE,
- },
- .cipher_mode = DRV_CIPHER_GCTR,
- .flow_mode = S_DIN_to_AES,
- .auth_mode = DRV_HASH_NULL,
- },
+ .name = "gcm(aes)",
+ .driver_name = "gcm-aes-dx",
+ .blocksize = 1,
+ .type = CRYPTO_ALG_TYPE_AEAD,
+ .template_aead = {
+ .setkey = ssi_aead_setkey,
+ .setauthsize = ssi_gcm_setauthsize,
+ .encrypt = ssi_aead_encrypt,
+ .decrypt = ssi_aead_decrypt,
+ .init = ssi_aead_init,
+ .exit = ssi_aead_exit,
+ .ivsize = 12,
+ .maxauthsize = AES_BLOCK_SIZE,
+ },
+ .cipher_mode = DRV_CIPHER_GCTR,
+ .flow_mode = S_DIN_to_AES,
+ .auth_mode = DRV_HASH_NULL,
+ },
{
- .name = "rfc4106(gcm(aes))",
- .driver_name = "rfc4106-gcm-aes-dx",
- .blocksize = 1,
- .type = CRYPTO_ALG_TYPE_AEAD,
- .template_aead = {
- .setkey = ssi_rfc4106_gcm_setkey,
- .setauthsize = ssi_rfc4106_gcm_setauthsize,
- .encrypt = ssi_rfc4106_gcm_encrypt,
- .decrypt = ssi_rfc4106_gcm_decrypt,
- .init = ssi_aead_init,
- .exit = ssi_aead_exit,
- .ivsize = GCM_BLOCK_RFC4_IV_SIZE,
- .maxauthsize = AES_BLOCK_SIZE,
- },
- .cipher_mode = DRV_CIPHER_GCTR,
- .flow_mode = S_DIN_to_AES,
- .auth_mode = DRV_HASH_NULL,
- },
+ .name = "rfc4106(gcm(aes))",
+ .driver_name = "rfc4106-gcm-aes-dx",
+ .blocksize = 1,
+ .type = CRYPTO_ALG_TYPE_AEAD,
+ .template_aead = {
+ .setkey = ssi_rfc4106_gcm_setkey,
+ .setauthsize = ssi_rfc4106_gcm_setauthsize,
+ .encrypt = ssi_rfc4106_gcm_encrypt,
+ .decrypt = ssi_rfc4106_gcm_decrypt,
+ .init = ssi_aead_init,
+ .exit = ssi_aead_exit,
+ .ivsize = GCM_BLOCK_RFC4_IV_SIZE,
+ .maxauthsize = AES_BLOCK_SIZE,
+ },
+ .cipher_mode = DRV_CIPHER_GCTR,
+ .flow_mode = S_DIN_to_AES,
+ .auth_mode = DRV_HASH_NULL,
+ },
{
- .name = "rfc4543(gcm(aes))",
- .driver_name = "rfc4543-gcm-aes-dx",
- .blocksize = 1,
- .type = CRYPTO_ALG_TYPE_AEAD,
- .template_aead = {
- .setkey = ssi_rfc4543_gcm_setkey,
- .setauthsize = ssi_rfc4543_gcm_setauthsize,
- .encrypt = ssi_rfc4543_gcm_encrypt,
- .decrypt = ssi_rfc4543_gcm_decrypt,
- .init = ssi_aead_init,
- .exit = ssi_aead_exit,
- .ivsize = GCM_BLOCK_RFC4_IV_SIZE,
- .maxauthsize = AES_BLOCK_SIZE,
- },
- .cipher_mode = DRV_CIPHER_GCTR,
- .flow_mode = S_DIN_to_AES,
- .auth_mode = DRV_HASH_NULL,
- },
-#endif /*SSI_CC_HAS_AES_GCM*/
+ .name = "rfc4543(gcm(aes))",
+ .driver_name = "rfc4543-gcm-aes-dx",
+ .blocksize = 1,
+ .type = CRYPTO_ALG_TYPE_AEAD,
+ .template_aead = {
+ .setkey = ssi_rfc4543_gcm_setkey,
+ .setauthsize = ssi_rfc4543_gcm_setauthsize,
+ .encrypt = ssi_rfc4543_gcm_encrypt,
+ .decrypt = ssi_rfc4543_gcm_decrypt,
+ .init = ssi_aead_init,
+ .exit = ssi_aead_exit,
+ .ivsize = GCM_BLOCK_RFC4_IV_SIZE,
+ .maxauthsize = AES_BLOCK_SIZE,
+ },
+ .cipher_mode = DRV_CIPHER_GCTR,
+ .flow_mode = S_DIN_to_AES,
+ .auth_mode = DRV_HASH_NULL,
+ },
+#endif /*SSI_CC_HAS_AES_GCM */
};
-static struct ssi_crypto_alg *ssi_aead_create_alg(struct ssi_alg_template *template)
+static struct ssi_crypto_alg *ssi_aead_create_alg(struct ssi_alg_template
+ *template)
{
struct ssi_crypto_alg *t_alg;
struct aead_alg *alg;
@@ -2673,7 +2711,7 @@ static struct ssi_crypto_alg *ssi_aead_create_alg(struct ssi_alg_template *templ
alg->base.cra_ctxsize = sizeof(struct ssi_aead_ctx);
alg->base.cra_flags = CRYPTO_ALG_ASYNC | CRYPTO_ALG_KERN_DRIVER_ONLY |
- template->type;
+ template->type;
alg->init = ssi_aead_init;
alg->exit = ssi_aead_exit;
@@ -2690,11 +2728,12 @@ int ssi_aead_free(struct ssi_drvdata *drvdata)
{
struct ssi_crypto_alg *t_alg, *n;
struct ssi_aead_handle *aead_handle =
- (struct ssi_aead_handle *)drvdata->aead_handle;
+ (struct ssi_aead_handle *)drvdata->aead_handle;
if (aead_handle) {
/* Remove registered algs */
- list_for_each_entry_safe(t_alg, n, &aead_handle->aead_list, entry) {
+ list_for_each_entry_safe(t_alg, n, &aead_handle->aead_list,
+ entry) {
crypto_unregister_aead(&t_alg->aead_alg);
list_del(&t_alg->entry);
kfree(t_alg);
@@ -2722,8 +2761,8 @@ int ssi_aead_alloc(struct ssi_drvdata *drvdata)
INIT_LIST_HEAD(&aead_handle->aead_list);
drvdata->aead_handle = aead_handle;
- aead_handle->sram_workspace_addr = ssi_sram_mgr_alloc(
- drvdata, MAX_HMAC_DIGEST_SIZE);
+ aead_handle->sram_workspace_addr =
+ ssi_sram_mgr_alloc(drvdata, MAX_HMAC_DIGEST_SIZE);
if (aead_handle->sram_workspace_addr == NULL_SRAM_ADDR) {
SSI_LOG_ERR("SRAM pool exhausted\n");
rc = -ENOMEM;
@@ -2747,7 +2786,8 @@ int ssi_aead_alloc(struct ssi_drvdata *drvdata)
goto fail2;
} else {
list_add_tail(&t_alg->entry, &aead_handle->aead_list);
- SSI_LOG_DEBUG("Registered %s\n", t_alg->aead_alg.base.cra_driver_name);
+ SSI_LOG_DEBUG("Registered %s\n",
+ t_alg->aead_alg.base.cra_driver_name);
}
}
--
2.1.4
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