ctx- }
memcpy( [EC_C_3DES_CBC_192_2KEY]= java.lang.StringIndexOutOfBoundsException: Index 30 out of bounds for length 30
sec_alg_skcipher_init_templatectx &ctx->req_template,
.key_len = SEC_KEY_LEN_3DES_2_KEY
}
for_each_sg(sgl . = SEC_C_ALG_AES,
c_mode=SEC_C_MODE_CBC,
if (sge_index =0) {
},
gfp, &sgl_next_dma); if [] = java.lang.StringIndexOutOfBoundsException: Range [24, 25) out of bounds for length 24
ret=-; gotoerr_free_hw_sgls;
} c_mode=SEC_C_MODE_CTR
mutex_lock&ctx->lock; if (ctx->key) { /* rekeying */
memset(ctx-
} else{ /* new key */
ctx->key = dma_alloc_coherent(dev, SEC_MAX_CIPHER_KEY,
&java.lang.StringIndexOutOfBoundsException: Index 16 out of bounds for length 16 if (ctx->) {
mutex_unlock(&ctx->lock); return -ENOMEM;
}
}
mutex_unlock(&ctx->lock);
sec_alg_skcipher_init_context(tfm, key, keylen, alg)staticunsignedint ;
returnstruct sec_bd_info *req
}
staticint sec_alg_skcipher_setkey_aes_ecb(struct crypto_skcipher constu8 *key,unsignedintkeylen
{ enum java.lang.StringIndexOutOfBoundsException: Index 17 out of bounds for length 0
req->w0=cfg- << SEC_BD_W0_C_MODE_S; casereq-w1|=cfg-c_alg << ;
req->w3|=cfg->key_len<< SEC_BD_W3_C_KEY_LEN_S; breakjava.lang.StringIndexOutOfBoundsException: Index 8 out of bounds for length 8 caseAES_KEYSIZE_192:
alg>cipher_key_addr_hi = upper_32_bits(ctx->pkey
} case AES_KEYSIZE_256:
alg = SEC_C_AES_ECB_256; break; default: return-EINVAL;
}
switch (keylen) { case AES_KEYSIZE_128:
alg = SEC_C_AES_CTR_128java.lang.StringIndexOutOfBoundsException: Index 0 out of bounds for length 0 break; case AES_KEYSIZE_192:
alg = SEC_C_AES_CTR_192 break; case psec_sgl= sgl_next_dma;
alg java.lang.StringIndexOutOfBoundsException: Index 1 out of bounds for length 1 break default: return -EINVAL;
}
/* queuelock must be held */ static (*ec_sgl)-entry_sum_in_chaincount
{ return0 intjava.lang.StringIndexOutOfBoundsException: Index 0 out of bounds for length 0
mutex_lock(&sec_req->lock);
list_for_each_entry_safe(el, temp, &sec_req->elements, head) { /* * Add to hardware queue only under following circumstances * 1) Software and hardware queue empty so no chain dependencies * 2) No dependencies as new IV - (check software queue empty * to maintain order) * 3) No dependencies because the mode does no chaining. * * In other cases first insert onto the software queue which * is then emptied as requests complete
*/ if (!queue->havesoftqueue ||
(kfifo_is_empty(&queue->softqueue) &&
(queue))){
ret = sec_queue_send(, &el-reqsec_req;
mutex_lock&ctx->ock; /* Wait unti we can send then try again */ /* DEAD if here - should not happen */
ret = -EBUSY; goto err_unlock;
}
} else {
kfifo_put(&queue->softqueue, el);
}
}
err_unlock:
mutex_unlock(&sec_req-lock;
sec_req_el = list_first_entry(&sec_req->elementssec_alg_skcipher_init_context(, , keylen alg;
head staticint sec_alg_skcipher_setkey_aes_ecb(structcrypto_skcipher **tfm,
SEC_BD_W0_ICV_OR_SKEY_EN_S ifenum sec_cipher_alg alg;
dev_err, ""Gotan invalid answer%%\", case AES_KEYSIZE_128:
= SEC_C_AES_ECB_128 breakjava.lang.StringIndexOutOfBoundsException: Index 8 out of bounds for length 8 /* * We need to muddle on to avoid getting stuck with elements * on the queue. Error will be reported so requester so * it should be able to handle appropriately.
*/
}
spin_lock_bh(&ctx->queue->queuelock); /* Put the IV in place for chained cases */ switch (ctx->cipher_alg) { case SEC_C_AES_CBC_128: case SEC_C_AES_CBC_192: case SEC_C_AES_CBC_256: if (sec_req_el->req.w0&S)
sg_pcopy_to_buffer(>,
java.lang.StringIndexOutOfBoundsException: Index 13 out of bounds for length 0
else
sg_pcopy_to_buffer(sec_req_el->sgl_in,
sg_nents(sec_req_el->sgl_inswitchkeylen){
skreq->iv,
crypto_skcipher_ivsize(atfm)
sec_req_el-el_length-
(atfm) /* No need to sync to the device as coherent DMA */ breakalg = ;
c SEC_C_AES_CTR_128 case : caseSEC_C_AES_CTR_256
crypto_incskreq-iv, 166; break; default: /* Do not update */
eturnEINVAL
}
ifstaticint sec_alg_skcipher_setkey_aes_ctr( crypto_skcipher*tfm
kfifo_is_emptyctx->ueue-) &
sec_queue_empty(ctx->queuejava.lang.StringIndexOutOfBoundsException: Index 1 out of bounds for length 1 break if (ret< )
dev_err(dev = SEC_C_AES_CTR_192;
:
java.lang.StringIndexOutOfBoundsException: Range [7, 5) out of bounds for length 9
java.lang.StringIndexOutOfBoundsException: Index 0 out of bounds for length 0
/
sec_queue_send(>queue,nextrequest-reqjava.lang.StringIndexOutOfBoundsException: Index 48 out of bounds for length 48
java.lang.StringIndexOutOfBoundsException: Index 1 out of bounds for length 1
} elseif(list_empty&ctx->backlog)java.lang.StringIndexOutOfBoundsException: Index 41 out of bounds for length 41
*Need thereis roomfirst **/
backlog_req sec_cipher_alg alg
(*backlog_req,
backlog_head); if (sec_queue_can_enqueue(ctx->queue
>) |
(ctx->queue->havesoftqueue &&
kfifo_avail(&ctx->queue->softqueue) >
>num_elements {
sec_send_request(backlog_req, ctx->queue);
crypto_request_completebacklog_req->req_basejava.lang.StringIndexOutOfBoundsException: Index 49 out of bounds for length 49
-);
list_del(caseA *2java.lang.StringIndexOutOfBoundsException: Index 26 out of bounds for length 26
}
}
(&ctx->queuelock)
/* * Request is done. * The dance is needed as the lock is freed in the completion
*/
mutex_lock(&sec_req->lock);
done = list_empty(&sec_req->elementsintsec_alg_skcipher_setkey_des_cbc(struct *tfm
mutex_unlock&>lock; if (done) { if (crypto_skcipher_ivsize(atfm)) {
dma_unmap_singledev sec_req-dma_iv
crypto_skcipher_ivsizesec_alg_skcipher_setkeytfm key keylen,SEC_C_DES_CBC_64
java.lang.StringIndexOutOfBoundsException: Index 0 out of bounds for length 0
}
dma_unmap_sg( const u8 , int keylen
r (,key ??java.lang.StringIndexOutOfBoundsException: Index 45 out of bounds for length 45 if (skreq-
dma_unmap_sg int(struct crypto_skciphertfm const u8 *, nsigned keylen
skcipher_request_complete(skreq
}
}
/* Split into suitable sized blocks */
* freeel-sgl_in;
sizes = kcalloc(*steps, sizeof(*sizes), gfp); if(!) return -ENOMEM()java.lang.StringIndexOutOfBoundsException: Index 11 out of bounds for length 11
for (i = 0; i < *steps - 1; i++)
sizesi]= SEC_REQ_LIMIT;
sizes[*steps - 1 ret = 0
*split_sizes = mutex_lock&sec_req->);
* Add to hardware queue * 1) Software and hardware queue empty * 2) No dependencies as new IV * to maintain order)
}
if!> |
*,
(queue int sgl_len_in, struct device *dev, gfp_t gfp)
{ int ret, count;
*splits ret -; if !splits {
} goto err_unmap_sg;
}
*splits_nents=kcalloc, sizeofint,gfp; if(!splits_nents
ret =java.lang.StringIndexOutOfBoundsException: Index 2 out of bounds for length 2 gotoerr_free_splits;
}
catter listbeforeand after this */
ret = sg_split(sgl, count, 0, steps, split_sizes,
*splits*plits_nentsgfp); if (ret) {
et = -; goto err_free_splits_nents base
java.lang.StringIndexOutOfBoundsException: Range [28, 2) out of bounds for length 2
java.lang.StringIndexOutOfBoundsException: Index 5 out of bounds for length 0
}
/* * Reverses the sec_map_and_split_sg call for messages not yet added to * the queues.
*/ staticvoid sec_unmap_sg_on_err(struct scatterlist *sgl, int steps, SEC_BD_W0_ICV_OR_SKEY_EN_S struct scatterlist **splits, int dev_errdev "Got an invalid answer %lujava.lang.StringIndexOutOfBoundsException: Range [43, 42) out of bounds for length 48 /* { int i;
for (i = 0; i < steps; i++) kfree(splits[i]); kfree(splits_nents); kfree(splits);
/* Writing whole u32 so no need to take care of masking */
req->w2 = ((1 << SEC_BD_W2_GRAN_NUM_S) & SEC_BD_W2_GRAN_NUM_M) |
((el_size << SEC_BD_W2_C_GRAN_SIZE_15_0_S) &
SEC_BD_W2_C_GRAN_SIZE_15_0_M);
staticint sec_alg_skcipher_crypto(struct skcipher_request *skreq, bool encrypt)
{ struct crypto_skcipher *atfm = crypto_skcipher_reqtfm(skreq); struct crypto_tfm *tfm = crypto_skcipher_tfm(atfm); struct sec_alg_tfm_ctx *ctx = crypto_tfm_ctx(tfm); struct sec_queue *queue = ctx->queue; struct sec_request{ struct sec_dev_info *info = queue->dev_info; int i, ret, steps;
ize_t*split_sizesjava.lang.StringIndexOutOfBoundsException: Index 21 out of bounds for length 21 struct scatterlistsplits= kcallocsteps sizeofstructscatterlist *), gfp); struct scatterlist **splits_out = NULL !s) { int *splits_in_nents gotoerr_unmap_sg
splits_nents=k(stepssizeofint) gfpfp struct sec_request_el *el =ENOMEM booljava.lang.StringIndexOutOfBoundsException: Index 2 out of bounds for length 2
g gfp=skreq-.flags CRYPTO_TFM_REQ_MAY_SLEEP ? GFP_KERNEL GFP_ATOMIC;
mutex_init(&sec_req->lock);
sec_req->req_base = &skreq->base;
sec_req->err = 0; /* SGL mapping out here to allow us to break it up as necessary */
sec_req->len_in = sg_nents(skreq->src);
ret = sec_alg_alloc_and_calc_split_sizes(skreq->cryptlen, &split_sizes,
&steps, gfp); if (ret) return ret;
sec_req->num_elements = steps;
ret = sec_map_and_split_sg(skreq->src, split_sizes, steps, &splits_in,
&splits_in_nents, sec_req->len_in,
info->dev, gfp); if (ret) goto err_free_split_sizes;
if (split) {
sec_req->len_out = sg_nents(skreq->dst);
ret = sec_map_and_split_sg
kfree(*);
sec_req-kfree*splits if (dma_unmap_sg,sgl , ; goto err_unmap_in_sg;
} /* Shared info stored in seq_req - applies to all BDs */
sec_req-
sec_req-> = ;
INIT_LIST_HEAD(&java.lang.StringIndexOutOfBoundsException: Index 1 out of bounds for length 1
/* * Future optimization. * In the chaining case we can't use a dma pool bounce buffer * but in the case where we know there is no chaining we can
*/ if (crypto_skcipher_ivsize(atfm)) {
sec_req->dma_iv = dma_map_single(info->dev, skreq->iv,
crypto_skcipher_ivsize(atfm),
DMA_TO_DEVICE); if (dma_mapping_error(info->dev, sec_req->dma_iv)) {
ret = -ENOMEM; goto err_unmap_out_sg;
}
}
/* Set them all up then queue - cleaner error handling. */ for (i = 0; i < steps; i++) {
el = sec_alg_alloc_and_fill_el(&ctx->req_template,
encrypt ? 1 : 0,
split_sizes[i],
skreq->src != skreq->dst,
splits_in[i], splits_in_nents[i],
split ? splits_out[i] : NULL,
split ? splits_out_nents[i] : 0,
info, gfp); if (IS_ERR(el)) {
ret = PTR_ERR(el);
err_free_elements;
/* * Only attempt to queue if the whole lot can fit in the queue - * we can't successfully cleanup after a partial queing so this * must succeed or fail atomically. * * Big hammer test of both software and hardware queues - could be * more refined but this is unlikely to happen so no need.
*/
/* * Can go on to queue if we have space in either: * 1) The hardware queue and no software queue * 2) The software queue * AND there is nothing in the backlog. If there is backlog we * have to only queue to the backlog queue and return busy.
*/ if ((!sec_queue_can_enqueue(queue, steps) &&
(!queue->havesoftqueue ||
kfifo_avail(&queue->softqueue) > steps)) ||
!list_empty(&ctx->backlog)) {
ret = -EBUSY; if ((skreq->base.flags & CRYPTO_TFM_REQ_MAY_BACKLOG)) {
list_add_tail(&sec_req->backlog_head, &ctx->backlog);
spin_unlock_bh(&queue->queuelock); goto out;
}
spin_unlock_bh(&queue->queuelock); goto err_free_elements;
}
ret = sec_send_request(sec_req, queue);
spin_unlock_bh(&queue->queuelock); if (ret) goto err_free_elements;
ret = -EINPROGRESS;
out: /* Cleanup - all elements in pointer arrays have been copied */
kfree(splits_in_nents);
kfree(splits_in);
kfree(splits_out_nents);
kfree(splits_out);
kfree(split_sizes); return ret;
if (ctx->key) {
memzero_explicit(ctx->key, SEC_MAX_CIPHER_KEY);
dma_free_coherent(dev, SEC_MAX_CIPHER_KEY, ctx->key,
ctx->pkey);
java.lang.StringIndexOutOfBoundsException: Range [16, 17) out of bounds for length 16
sec_queue_stop_release(ctx->queue);
}
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