Hi,
I am re-sending this patch as a patch series of 3, I am assuming the earlier one did not go through the mailing lists
because it was over the size limit.
-Shasi
From: Shasi Pulijala <spulijala@xxxxxxxx>
This is second release version for the PPC4XX Security driver that
adds aead type support and other algs to the security driver.
Signed-off-by: Shasi Pulijala <spulijala@xxxxxxxx>
Acked-by: Loc Ho <lho@xxxxxxxx>
---
drivers/crypto/amcc/crypto4xx_core.c | 816 ++++++++++++++++++++++++++++++++--
drivers/crypto/amcc/crypto4xx_core.h | 92 ++++
drivers/crypto/amcc/crypto4xx_sa.c | 114 +++++
drivers/crypto/amcc/crypto4xx_sa.h | 337 ++++++++++++++-
4 files changed, 1323 insertions(+), 36 deletions(-)
diff --git a/drivers/crypto/amcc/crypto4xx_core.c b/drivers/crypto/amcc/crypto4xx_core.c
index 4c0dfb2..0fef1f2 100644
--- a/drivers/crypto/amcc/crypto4xx_core.c
+++ b/drivers/crypto/amcc/crypto4xx_core.c
@@ -28,13 +28,18 @@
#include <linux/platform_device.h>
#include <linux/init.h>
#include <linux/of_platform.h>
+#include <linux/slab.h>
+#include <linux/module.h>
+#include <linux/highmem.h>
#include <asm/dcr.h>
#include <asm/dcr-regs.h>
#include <asm/cacheflush.h>
#include <crypto/internal/hash.h>
#include <crypto/algapi.h>
#include <crypto/aes.h>
+#include <crypto/des.h>
#include <crypto/sha.h>
+#include <crypto/ctr.h>
#include "crypto4xx_reg_def.h"
#include "crypto4xx_core.h"
#include "crypto4xx_sa.h"
@@ -153,6 +158,8 @@ void crypto4xx_free_sa(struct crypto4xx_ctx *ctx)
ctx->sa_in_dma_addr = 0;
ctx->sa_out_dma_addr = 0;
+ ctx->sa_in = NULL;
+ ctx->sa_out = NULL;
ctx->sa_len = 0;
}
@@ -178,6 +185,31 @@ void crypto4xx_free_state_record(struct crypto4xx_ctx *ctx)
ctx->state_record_dma_addr = 0;
}
+u32 crypto4xx_alloc_arc4_state_record(struct crypto4xx_ctx *ctx)
+{
+ ctx->arc4_state_record = dma_alloc_coherent(ctx->dev->core_dev->device,
+ sizeof(struct arc4_sr),
+ &ctx->arc4_state_record_dma_addr,
+ GFP_ATOMIC);
+ if (!ctx->arc4_state_record_dma_addr)
+ return -ENOMEM;
+
+ memset(ctx->arc4_state_record, 0, sizeof(struct arc4_sr));
+
+ return 0;
+}
+
+void crypto4xx_free_arc4_state_record(struct crypto4xx_ctx *ctx)
+{
+ if (ctx->arc4_state_record != NULL) {
+ dma_free_coherent(ctx->dev->core_dev->device,
+ sizeof(struct arc4_sr),
+ ctx->arc4_state_record,
+ ctx->arc4_state_record_dma_addr);
+ }
+ ctx->arc4_state_record_dma_addr = 0;
+}
+
/**
* alloc memory for the gather ring
* no need to alloc buf for the ring
@@ -528,7 +560,7 @@ static u32 crypto4xx_fill_one_page(struct crypto4xx_device *dev,
(*idx)++;
return 0;
- }
+ }
}
static void crypto4xx_copy_pkt_to_dst(struct crypto4xx_device *dev,
@@ -591,9 +623,25 @@ static u32 crypto4xx_copy_digest_to_dst(struct pd_uinfo *pd_uinfo,
struct sa_state_record *state_record =
(struct sa_state_record *) pd_uinfo->sr_va;
- if (sa->sa_command_0.bf.hash_alg == SA_HASH_ALG_SHA1) {
- memcpy((void *) pd_uinfo->dest_va, state_record->save_digest,
- SA_HASH_ALG_SHA1_DIGEST_SIZE);
+ switch (sa->sa_command_0.bf.hash_alg) {
+ case SA_HASH_ALG_KASUMI_f9:
+ crypto4xx_memcpy_le((void *)pd_uinfo->dest_va,
+ (u8 *)state_record->save_digest, 8);
+ break;
+ case SA_HASH_ALG_AES_XCBC_MAC_128:
+ crypto4xx_memcpy_le((void *)pd_uinfo->dest_va,
+ (u8 *) state_record->save_digest, 16);
+ break;
+ case SA_HASH_ALG_MD5:
+ crypto4xx_memcpy_le((void *)pd_uinfo->dest_va,
+ (u8 *) state_record->save_digest,
+ SA_HASH_ALG_MD5_DIGEST_SIZE);
+ break;
+ default:
+ memcpy((void *)pd_uinfo->dest_va,
+ state_record->save_digest,
+ crypto4xx_sa_hash_tbl[1][sa->sa_command_0.bf.hash_alg]);
+ break;
}
return 0;
@@ -618,6 +666,57 @@ static void crypto4xx_ret_sg_desc(struct crypto4xx_device *dev,
}
}
+void crypto4xx_append_icv_to_end(struct crypto4xx_device *dev,
+ struct scatterlist *dst,
+ struct sa_state_record *sr,
+ u32 offset,
+ u32 len)
+{
+ struct scatterlist *sg;
+ int i = 0;
+ u32 cp_len;
+ dma_addr_t addr;
+
+ sg = &dst[i];
+ while (len) {
+ while (sg->length < offset) {
+ offset -= sg->length;
+ i++;
+ sg = &sg[i];
+ }
+ /* at here, icv could be in this sg,
+ * or icv could be in the next sg
+ */
+ if (sg->length > offset) {
+ /* icv should be in middle of this sg */
+ addr = dma_map_page(dev->core_dev->device, sg_page(sg),
+ sg->offset,
+ sg->length, DMA_TO_DEVICE);
+ cp_len = (sg->length-offset >= len) ? len :
+ sg->length-offset;
+ len -= cp_len;
+ crypto4xx_memcpy_le((u32 *)(phys_to_virt(addr)
+ + offset),
+ (u8 *)sr->save_digest, cp_len);
+ } else {
+ /* start from begin of next sg*/
+ i++;
+ sg = &sg[i];
+ offset = 0;
+ addr = dma_map_page(dev->core_dev->device, sg_page(sg),
+ sg->offset,
+ sg->length, DMA_FROM_DEVICE);
+ cp_len = (sg->length >= len) ? len : sg->length;
+ len -= cp_len;
+ crypto4xx_memcpy_le((u32 *) (phys_to_virt(addr)
+ + offset),
+ (u8 *) sr->save_digest, cp_len);
+ }
+ i++;
+ sg = &sg[i];
+ }
+}
+
static u32 crypto4xx_ablkcipher_done(struct crypto4xx_device *dev,
struct pd_uinfo *pd_uinfo,
struct ce_pd *pd)
@@ -664,18 +763,67 @@ static u32 crypto4xx_ahash_done(struct crypto4xx_device *dev,
return 0;
}
-static u32 crypto4xx_pd_done(struct crypto4xx_device *dev, u32 idx)
+static u32 crypto4xx_aead_done(struct crypto4xx_device *dev,
+ struct pd_uinfo *pd_uinfo,
+ struct ce_pd *pd)
+{
+ struct aead_request *aead_req;
+ struct crypto4xx_ctx *ctx;
+ struct scatterlist *dst;
+ dma_addr_t addr;
+ struct crypto_aead *aead;
+
+ aead_req = container_of(pd_uinfo->async_req,
+ struct aead_request, base);
+ aead = crypto_aead_reqtfm(aead_req);
+ ctx = crypto_tfm_ctx(aead_req->base.tfm);
+
+ if (pd_uinfo->using_sd) {
+ crypto4xx_copy_pkt_to_dst(dev, pd, pd_uinfo,
+ pd->pd_ctl_len.bf.pkt_len,
+ aead_req->dst);
+ } else {
+ dst = pd_uinfo->dest_va;
+ addr = dma_map_page(dev->core_dev->device, sg_page(dst),
+ dst->offset,
+ dst->length, DMA_FROM_DEVICE);
+ }
+
+ if (ctx->append_icv != 0) {
+ dst = pd_uinfo->dest_va;
+ crypto4xx_append_icv_to_end(dev, dst,
+ (struct sa_state_record *)
+ pd_uinfo->sr_va,
+ aead_req->cryptlen,
+ crypto_aead_authsize(aead));
+ }
+ crypto4xx_ret_sg_desc(dev, pd_uinfo);
+ /* call user provided callback function x */
+ if (aead_req->base.complete != NULL)
+ aead_req->base.complete(&aead_req->base, 0);
+
+ return 0;
+}
+
+u32 crypto4xx_pd_done(struct crypto4xx_device *dev, u32 idx)
{
struct ce_pd *pd;
struct pd_uinfo *pd_uinfo;
pd = dev->pdr + sizeof(struct ce_pd)*idx;
pd_uinfo = dev->pdr_uinfo + sizeof(struct pd_uinfo)*idx;
+
if (crypto_tfm_alg_type(pd_uinfo->async_req->tfm) ==
+ CRYPTO_ALG_TYPE_AEAD)
+ return crypto4xx_aead_done(dev, pd_uinfo, pd);
+ else if (crypto_tfm_alg_type(pd_uinfo->async_req->tfm) ==
CRYPTO_ALG_TYPE_ABLKCIPHER)
return crypto4xx_ablkcipher_done(dev, pd_uinfo, pd);
- else
+ else if (crypto_tfm_alg_type(pd_uinfo->async_req->tfm) ==
+ CRYPTO_ALG_TYPE_AHASH)
return crypto4xx_ahash_done(dev, pd_uinfo);
+
+ return 0;
}
/**
@@ -777,12 +925,15 @@ u32 crypto4xx_build_pd(struct crypto_async_request *req,
struct scatterlist *src,
struct scatterlist *dst,
unsigned int datalen,
+ struct scatterlist *assoc,
+ u32 aad_len,
void *iv, u32 iv_len)
{
struct crypto4xx_device *dev = ctx->dev;
dma_addr_t addr, pd_dma, sd_dma, gd_dma;
struct dynamic_sa_ctl *sa;
struct scatterlist *sg;
+ struct scatterlist *aad;
struct ce_gd *gd;
struct ce_pd *pd;
u32 num_gd, num_sd;
@@ -792,13 +943,18 @@ u32 crypto4xx_build_pd(struct crypto_async_request *req,
unsigned long flags;
struct pd_uinfo *pd_uinfo = NULL;
unsigned int nbytes = datalen, idx;
- unsigned int ivlen = 0;
u32 gd_idx = 0;
+ unsigned int aadlen = 0;
/* figure how many gd is needed */
- num_gd = get_sg_count(src, datalen);
- if (num_gd == 1)
- num_gd = 0;
+ if (aad_len) {
+ num_gd = get_sg_count(assoc, aad_len) +
+ get_sg_count(src, datalen);
+ } else {
+ num_gd = get_sg_count(src, datalen);
+ if (num_gd == 1)
+ num_gd = 0;
+ }
/* figure how many sd is needed */
if (sg_is_last(dst) || ctx->is_hash) {
@@ -855,7 +1011,6 @@ u32 crypto4xx_build_pd(struct crypto_async_request *req,
pd_uinfo->num_sd = num_sd;
if (iv_len || ctx->is_hash) {
- ivlen = iv_len;
pd->sa = pd_uinfo->sa_pa;
sa = (struct dynamic_sa_ctl *) pd_uinfo->sa_va;
if (ctx->direction == DIR_INBOUND)
@@ -866,8 +1021,26 @@ u32 crypto4xx_build_pd(struct crypto_async_request *req,
memcpy((void *) sa + ctx->offset_to_sr_ptr,
&pd_uinfo->sr_pa, 4);
- if (iv_len)
- crypto4xx_memcpy_le(pd_uinfo->sr_va, iv, iv_len);
+ if (iv_len) {
+ if (ctx->ctr_aes) {
+ /* First the nonce */
+ memcpy(pd_uinfo->sr_va, ctx->state_record,
+ CTR_RFC3686_NONCE_SIZE);
+ /* Copy the IV that is passed through
+ * each operation
+ */
+ crypto4xx_memcpy_le(pd_uinfo->sr_va +
+ CTR_RFC3686_NONCE_SIZE, iv, iv_len);
+ } else
+ crypto4xx_memcpy_le(pd_uinfo->sr_va,
+ iv, iv_len);
+ }
+ if (ctx->is_gcm || ctx->ctr_aes) {
+ u32 seq = 1;
+ /*For GCM and CTR(AES) algs adding the counter value*/
+ crypto4xx_memcpy_le(pd_uinfo->sr_va + 12,
+ (void *)&seq, 4);
+ }
} else {
if (ctx->direction == DIR_INBOUND) {
pd->sa = ctx->sa_in_dma_addr;
@@ -888,6 +1061,35 @@ u32 crypto4xx_build_pd(struct crypto_async_request *req,
/* enable gather */
sa->sa_command_0.bf.gather = 1;
idx = 0;
+ if (aad_len) {
+ aadlen = aad_len;
+ aad = assoc;
+ /* walk the sg, and setup gather array for aad*/
+ while (aadlen) {
+ sg = &aad[idx];
+ addr = dma_map_page(dev->core_dev->device,
+ sg_page(sg), sg->offset,
+ sg->length, DMA_TO_DEVICE);
+
+ gd->ptr = addr;
+ gd->ctl_len.len = sg->length;
+ gd->ctl_len.done = 0;
+ gd->ctl_len.ready = 1;
+
+ if (sg->length >= aadlen)
+ break;
+
+ aadlen -= sg->length;
+
+ gd_idx = get_next_gd(gd_idx);
+ gd = crypto4xx_get_gdp(dev, &gd_dma, gd_idx);
+ idx++;
+ }
+ /* prepare gd for src */
+ gd_idx = get_next_gd(gd_idx);
+ gd = crypto4xx_get_gdp(dev, &gd_dma, gd_idx);
+ }
+ idx = 0;
src = &src[0];
/* walk the sg, and setup gather array */
while (nbytes) {
@@ -972,9 +1174,10 @@ u32 crypto4xx_build_pd(struct crypto_async_request *req,
}
}
- sa->sa_command_1.bf.hash_crypto_offset = 0;
+ sa->sa_command_1.bf.hash_crypto_offset = (aad_len >> 2);
pd->pd_ctl.w = ctx->pd_ctl;
- pd->pd_ctl_len.w = 0x00400000 | (ctx->bypass << 24) | datalen;
+ pd->pd_ctl_len.w = 0x00400000 | (ctx->bypass << 24) |
+ (datalen + aad_len);
pd_uinfo->state = PD_ENTRY_INUSE;
wmb();
/* write any value to push engine to read a pd */
@@ -997,11 +1200,15 @@ static int crypto4xx_alg_init(struct crypto_tfm *tfm)
ctx->sa_in_dma_addr = 0;
ctx->sa_out_dma_addr = 0;
ctx->sa_len = 0;
+ ctx->is_gcm = 0;
+ ctx->append_icv = 0;
if (alg->cra_type == &crypto_ablkcipher_type)
tfm->crt_ablkcipher.reqsize = sizeof(struct crypto4xx_ctx);
else if (alg->cra_type == &crypto_ahash_type)
tfm->crt_ahash.reqsize = sizeof(struct crypto4xx_ctx);
+ else if (alg->cra_type == &crypto_aead_type)
+ tfm->crt_aead.reqsize = sizeof(struct crypto4xx_ctx);
return 0;
}
@@ -1105,6 +1312,88 @@ static irqreturn_t crypto4xx_ce_interrupt_handler(int irq, void *data)
* Supported Crypto Algorithms
*/
struct crypto_alg crypto4xx_alg[] = {
+ /* Crypto DES ECB, CBC, modes */
+
+ {.cra_name = "cbc(des)",
+ .cra_driver_name = "ppc4xx-cbc-des",
+ .cra_priority = CRYPTO4XX_CRYPTO_PRIORITY,
+ .cra_flags = CRYPTO_ALG_TYPE_ABLKCIPHER | CRYPTO_ALG_ASYNC,
+ .cra_blocksize = DES_BLOCK_SIZE,
+ .cra_ctxsize = sizeof(struct crypto4xx_ctx),
+ .cra_alignmask = 0,
+ .cra_type = &crypto_ablkcipher_type,
+ .cra_module = THIS_MODULE,
+ .cra_u = {
+ .ablkcipher = {
+ .min_keysize = DES_KEY_SIZE,
+ .max_keysize = DES_KEY_SIZE,
+ .ivsize = DES_BLOCK_SIZE,
+ .setkey = crypto4xx_setkey_3des_cbc,
+ .encrypt = crypto4xx_encrypt,
+ .decrypt = crypto4xx_decrypt,
+ }
+ }
+ },
+ {.cra_name = "ecb(des)",
+ .cra_driver_name = "ppc4xx-ecb-des",
+ .cra_priority = CRYPTO4XX_CRYPTO_PRIORITY,
+ .cra_flags = CRYPTO_ALG_TYPE_ABLKCIPHER | CRYPTO_ALG_ASYNC,
+ .cra_blocksize = DES_BLOCK_SIZE,
+ .cra_ctxsize = sizeof(struct crypto4xx_ctx),
+ .cra_alignmask = 0,
+ .cra_type = &crypto_ablkcipher_type,
+ .cra_module = THIS_MODULE,
+ .cra_u = {
+ .ablkcipher = {
+ .min_keysize = DES_KEY_SIZE,
+ .max_keysize = DES_KEY_SIZE,
+ .setkey = crypto4xx_setkey_3des_ecb,
+ .encrypt = crypto4xx_encrypt,
+ .decrypt = crypto4xx_decrypt,
+ }
+ }
+ },
+
+ /* Crypto 3DES ECB, CBC, CFB, and OFB modes */
+ {.cra_name = "cbc(des3_ede)",
+ .cra_driver_name = "ppc4xx-cbc-3des",
+ .cra_priority = CRYPTO4XX_CRYPTO_PRIORITY,
+ .cra_flags = CRYPTO_ALG_TYPE_ABLKCIPHER | CRYPTO_ALG_ASYNC,
+ .cra_blocksize = DES3_EDE_BLOCK_SIZE,
+ .cra_ctxsize = sizeof(struct crypto4xx_ctx),
+ .cra_alignmask = 0,
+ .cra_type = &crypto_ablkcipher_type,
+ .cra_module = THIS_MODULE,
+ .cra_u = {
+ .ablkcipher = {
+ .min_keysize = DES3_EDE_KEY_SIZE,
+ .max_keysize = DES3_EDE_KEY_SIZE,
+ .ivsize = DES3_EDE_BLOCK_SIZE,
+ .setkey = crypto4xx_setkey_3des_cbc,
+ .encrypt = crypto4xx_encrypt,
+ .decrypt = crypto4xx_decrypt,
+ }
+ }
+ },
+ {.cra_name = "ecb(des3_ede)",
+ .cra_driver_name = "ppc4xx-ecb-3des",
+ .cra_priority = CRYPTO4XX_CRYPTO_PRIORITY,
+ .cra_flags = CRYPTO_ALG_TYPE_ABLKCIPHER | CRYPTO_ALG_ASYNC,
+ .cra_blocksize = DES3_EDE_BLOCK_SIZE,
+ .cra_ctxsize = sizeof(struct crypto4xx_ctx),
+ .cra_alignmask = 0,
+ .cra_type = &crypto_ablkcipher_type,
+ .cra_module = THIS_MODULE,
+ .cra_u = {
+ .ablkcipher = {
+ .min_keysize = DES3_EDE_KEY_SIZE,
+ .max_keysize = DES3_EDE_KEY_SIZE,
+ .setkey = crypto4xx_setkey_3des_ecb,
+ .encrypt = crypto4xx_encrypt,
+ .decrypt = crypto4xx_decrypt,
+ }
+ }
+ },
/* Crypto AES modes */
{
.cra_name = "cbc(aes)",
@@ -1127,25 +1416,495 @@ struct crypto_alg crypto4xx_alg[] = {
}
}
},
- /* Hash SHA1 */
- {
- .cra_name = "sha1",
- .cra_driver_name = "sha1-ppc4xx",
- .cra_priority = CRYPTO4XX_CRYPTO_PRIORITY,
- .cra_flags = CRYPTO_ALG_TYPE_AHASH | CRYPTO_ALG_ASYNC,
- .cra_blocksize = SHA1_BLOCK_SIZE,
- .cra_ctxsize = sizeof(struct crypto4xx_ctx),
- .cra_alignmask = 0,
- .cra_type = &crypto_ahash_type,
- .cra_init = crypto4xx_sha1_alg_init,
- .cra_module = THIS_MODULE,
- .cra_u = {
+ {.cra_name = "ofb(aes)",
+ .cra_driver_name = "ppc4xx-ofb-aes",
+ .cra_priority = CRYPTO4XX_CRYPTO_PRIORITY,
+ .cra_flags = CRYPTO_ALG_TYPE_ABLKCIPHER | CRYPTO_ALG_ASYNC,
+ .cra_blocksize = AES_BLOCK_SIZE,
+ .cra_ctxsize = sizeof(struct crypto4xx_ctx),
+ .cra_alignmask = 0,
+ .cra_type = &crypto_ablkcipher_type,
+ .cra_module = THIS_MODULE,
+ .cra_u = {
+ .ablkcipher = {
+ .min_keysize = AES_MIN_KEY_SIZE,
+ .max_keysize = AES_MAX_KEY_SIZE,
+ .ivsize = AES_BLOCK_SIZE,
+ .setkey = crypto4xx_setkey_aes_ofb,
+ .encrypt = crypto4xx_encrypt,
+ .decrypt = crypto4xx_decrypt,
+ }
+ }
+ },
+ {.cra_name = "cfb(aes)",
+ .cra_driver_name = "ppc4xx-cfb-aes",
+ .cra_priority = CRYPTO4XX_CRYPTO_PRIORITY,
+ .cra_flags = CRYPTO_ALG_TYPE_ABLKCIPHER | CRYPTO_ALG_ASYNC,
+ .cra_blocksize = AES_BLOCK_SIZE,
+ .cra_ctxsize = sizeof(struct crypto4xx_ctx),
+ .cra_alignmask = 0,
+ .cra_type = &crypto_ablkcipher_type,
+ .cra_module = THIS_MODULE,
+ .cra_u = {
+ .ablkcipher = {
+ .min_keysize = AES_MIN_KEY_SIZE,
+ .max_keysize = AES_MAX_KEY_SIZE,
+ .ivsize = AES_BLOCK_SIZE,
+ .setkey = crypto4xx_setkey_aes_cfb,
+ .encrypt = crypto4xx_encrypt,
+ .decrypt = crypto4xx_decrypt,
+ }
+ }
+ },
+ /* Crypto AES ECB, CBC, CTR, GCM, CCM, and GMAC modes */
+ {.cra_name = "ecb(aes)",
+ .cra_driver_name = "ppc4xx-ecb-aes",
+ .cra_priority = CRYPTO4XX_CRYPTO_PRIORITY,
+ .cra_flags = CRYPTO_ALG_TYPE_ABLKCIPHER | CRYPTO_ALG_ASYNC,
+ .cra_blocksize = AES_BLOCK_SIZE,
+ .cra_ctxsize = sizeof(struct crypto4xx_ctx),
+ .cra_alignmask = 0,
+ .cra_type = &crypto_ablkcipher_type,
+ .cra_module = THIS_MODULE,
+ .cra_u = {
+ .ablkcipher = {
+ .min_keysize = AES_MIN_KEY_SIZE,
+ .max_keysize = AES_MAX_KEY_SIZE,
+ .setkey = crypto4xx_setkey_aes_ecb,
+ .encrypt = crypto4xx_encrypt,
+ .decrypt = crypto4xx_decrypt,
+ }
+ }
+ },
+ {.cra_name = "rfc3686(ctr(aes))",
+ .cra_driver_name = "ppc4xx-ctr-aes",
+ .cra_priority = CRYPTO4XX_CRYPTO_PRIORITY,
+ .cra_flags = CRYPTO_ALG_TYPE_ABLKCIPHER | CRYPTO_ALG_ASYNC,
+ .cra_blocksize = CTR_RFC3686_BLOCK_SIZE,
+ .cra_ctxsize = sizeof(struct crypto4xx_ctx),
+ .cra_alignmask = 0,
+ .cra_type = &crypto_ablkcipher_type,
+ .cra_module = THIS_MODULE,
+ .cra_u = {
+ .ablkcipher = {
+ .min_keysize = AES_MIN_KEY_SIZE,
+ .max_keysize = AES_MAX_KEY_SIZE,
+ .ivsize = CTR_RFC3686_BLOCK_SIZE,
+ .setkey = crypto4xx_setkey_aes_ctr,
+ .encrypt = crypto4xx_encrypt_ctr,
+ .decrypt = crypto4xx_decrypt_ctr,
+ }
+ }
+ },
+ /* AEAD Algorithms */
+ {.cra_name = "gcm(aes)",
+ .cra_driver_name = "ppc4xx-gcm-aes",
+ .cra_priority = CRYPTO4XX_CRYPTO_PRIORITY,
+ .cra_flags = CRYPTO_ALG_TYPE_AEAD | CRYPTO_ALG_ASYNC,
+ .cra_blocksize = AES_BLOCK_SIZE,
+ .cra_ctxsize = sizeof(struct crypto4xx_ctx),
+ .cra_alignmask = 0,
+ .cra_type = &crypto_aead_type,
+ .cra_module = THIS_MODULE,
+ .cra_u = {
+ .aead = {
+ .maxauthsize = 16,
+ .ivsize = 12,
+ .setkey = crypto4xx_setkey_aes_gcm,
+ .setauthsize = crypto4xx_setauthsize_aes,
+ .encrypt = crypto4xx_encrypt_aes_gcm,
+ .decrypt = crypto4xx_decrypt_aes_gcm,
+ .givencrypt = crypto4xx_givencrypt_aes_gcm,
+ .givdecrypt = crypto4xx_givdecrypt_aes_gcm,
+ }
+ }
+ },
+ {.cra_name = "ccm(aes)",
+ .cra_driver_name = "ppc4xx-ccm-aes",
+ .cra_priority = CRYPTO4XX_CRYPTO_PRIORITY,
+ .cra_flags = CRYPTO_ALG_TYPE_AEAD | CRYPTO_ALG_ASYNC,
+ .cra_blocksize = AES_BLOCK_SIZE,
+ .cra_ctxsize = sizeof(struct crypto4xx_ctx),
+ .cra_alignmask = 0,
+ .cra_type = &crypto_aead_type,
+ .cra_module = THIS_MODULE,
+ .cra_u = {
+ .aead = {
+ .ivsize = AES_BLOCK_SIZE,
+ .maxauthsize = 16,
+ .setkey = crypto4xx_setkey_aes_ccm,
+ .setauthsize = crypto4xx_setauthsize_aes,
+ .encrypt = crypto4xx_encrypt_aes_ccm,
+ .decrypt = crypto4xx_decrypt_aes_ccm,
+ .givencrypt = crypto4xx_givencrypt_aes_ccm,
+ .givdecrypt = crypto4xx_givdecrypt_aes_ccm,
+ }
+ }
+ },
+ /* Hash MD5 */
+ {.cra_name = "md5",
+ .cra_driver_name = "ppc4xx-md5",
+ .cra_priority = CRYPTO4XX_CRYPTO_PRIORITY,
+ .cra_flags = CRYPTO_ALG_TYPE_AHASH | CRYPTO_ALG_ASYNC,
+ .cra_blocksize = 64,
+ .cra_ctxsize = sizeof(struct crypto4xx_ctx),
+ .cra_alignmask = 0,
+ .cra_type = &crypto_ahash_type,
+ .cra_init = crypto4xx_md5_alg_init,
+ .cra_module = THIS_MODULE,
+ .cra_u = {
+ .ahash = {
+ .digestsize = SA_HASH_ALG_MD5_DIGEST_SIZE,
+ .init = crypto4xx_hash_init,
+ .update = crypto4xx_hash_update,
+ .final = crypto4xx_hash_final,
+ .digest = crypto4xx_hash_digest,
+ }
+ }
+ },
+ /* Hash MD5-HMAC */
+ {.cra_name = "hmac(md5)",
+ .cra_driver_name = "ppc4xx-hmac-md5",
+ .cra_priority = CRYPTO4XX_CRYPTO_PRIORITY,
+ .cra_flags = CRYPTO_ALG_TYPE_AHASH | CRYPTO_ALG_ASYNC,
+ .cra_blocksize = 64,
+ .cra_ctxsize = sizeof(struct crypto4xx_ctx),
+ .cra_alignmask = 0,
+ .cra_type = &crypto_ahash_type,
+ .cra_module = THIS_MODULE,
+ .cra_u = {
+ .ahash = {
+ .digestsize = SA_HASH_ALG_MD5_DIGEST_SIZE,
+ .init = crypto4xx_hash_init,
+ .update = crypto4xx_hash_update,
+ .final = crypto4xx_hash_final,
+ .digest = crypto4xx_hash_digest,
+ .setkey = crypto4xx_md5_hmac_setkey,
+ }
+ }
+ },
+ /* Hash SHA1, SHA2 and HMAC */
+ {.cra_name = "sha1",
+ .cra_driver_name = "ppc4xx-sha1",
+ .cra_priority = CRYPTO4XX_CRYPTO_PRIORITY,
+ .cra_flags = CRYPTO_ALG_TYPE_AHASH | CRYPTO_ALG_ASYNC,
+ .cra_blocksize = SHA1_BLOCK_SIZE,
+ .cra_ctxsize = sizeof(struct crypto4xx_ctx),
+ .cra_alignmask = 0,
+ .cra_type = &crypto_ahash_type,
+ .cra_init = crypto4xx_sha1_alg_init,
+ .cra_module = THIS_MODULE,
+ .cra_u = {
+ .ahash = {
+ .digestsize = SHA1_DIGEST_SIZE,
+ .init = crypto4xx_hash_init,
+ .update = crypto4xx_hash_update,
+ .final = crypto4xx_hash_final,
+ .digest = crypto4xx_hash_digest,
+ }
+ }
+ },
+ {.cra_name = "hmac(sha1)",
+ .cra_driver_name = "ppc4xx-hmac-sha1",
+ .cra_priority = CRYPTO4XX_CRYPTO_PRIORITY,
+ .cra_flags = CRYPTO_ALG_TYPE_AHASH | CRYPTO_ALG_ASYNC,
+ .cra_blocksize = SHA1_BLOCK_SIZE,
+ .cra_ctxsize = sizeof(struct crypto4xx_ctx),
+ .cra_alignmask = 0,
+ .cra_type = &crypto_ahash_type,
+ .cra_module = THIS_MODULE,
+ .cra_u = {
.ahash = {
.digestsize = SHA1_DIGEST_SIZE,
+ .init = crypto4xx_hash_init,
+ .update = crypto4xx_hash_update,
+ .final = crypto4xx_hash_final,
+ .digest = crypto4xx_hash_digest,
+ .setkey = crypto4xx_sha1_hmac_setkey,
+ }
+ }
+ },
+
+ {.cra_name = "sha224",
+ .cra_driver_name = "ppc4xx-sha224",
+ .cra_priority = CRYPTO4XX_CRYPTO_PRIORITY,
+ .cra_flags = CRYPTO_ALG_TYPE_AHASH | CRYPTO_ALG_ASYNC,
+ .cra_blocksize = SHA224_BLOCK_SIZE,
+ .cra_ctxsize = sizeof(struct crypto4xx_ctx),
+ .cra_alignmask = 0,
+ .cra_type = &crypto_ahash_type,
+ .cra_init = crypto4xx_sha2_alg_init,
+ .cra_module = THIS_MODULE,
+ .cra_u = {
+ .ahash = {
+ .digestsize = SHA224_DIGEST_SIZE,
+ .init = crypto4xx_hash_init,
+ .update = crypto4xx_hash_update,
+ .final = crypto4xx_hash_final,
+ .digest = crypto4xx_hash_digest,
+ }
+ }
+ },
+ {.cra_name = "hmac(sha224)",
+ .cra_driver_name = "ppc4xx-hmac-sha224",
+ .cra_priority = CRYPTO4XX_CRYPTO_PRIORITY,
+ .cra_flags = CRYPTO_ALG_TYPE_AHASH | CRYPTO_ALG_ASYNC,
+ .cra_blocksize = SHA224_BLOCK_SIZE,
+ .cra_ctxsize = sizeof(struct crypto4xx_ctx),
+ .cra_alignmask = 0,
+ .cra_type = &crypto_ahash_type,
+ .cra_module = THIS_MODULE,
+ .cra_u = {
+ .ahash = {
+ .digestsize = SHA224_DIGEST_SIZE,
+ .init = crypto4xx_hash_init,
+ .update = crypto4xx_hash_update,
+ .final = crypto4xx_hash_final,
+ .digest = crypto4xx_hash_digest,
+ .setkey = crypto4xx_sha2_hmac_setkey,
+ }
+ }
+ },
+ {.cra_name = "sha256",
+ .cra_driver_name = "ppc4xx-sha256",
+ .cra_priority = CRYPTO4XX_CRYPTO_PRIORITY,
+ .cra_flags = CRYPTO_ALG_TYPE_AHASH | CRYPTO_ALG_ASYNC,
+ .cra_blocksize = SHA256_BLOCK_SIZE,
+ .cra_ctxsize = sizeof(struct crypto4xx_ctx),
+ .cra_alignmask = 0,
+ .cra_type = &crypto_ahash_type,
+ .cra_init = crypto4xx_sha2_alg_init,
+ .cra_module = THIS_MODULE,
+ .cra_u = {
+ .ahash = {
+ .digestsize = SHA256_DIGEST_SIZE,
+ .init = crypto4xx_hash_init,
+ .update = crypto4xx_hash_update,
+ .final = crypto4xx_hash_final,
+ .digest = crypto4xx_hash_digest,
+ }
+ }
+ },
+ {.cra_name = "hmac(sha256)",
+ .cra_driver_name = "ppc4xx-hmac-sha256",
+ .cra_priority = CRYPTO4XX_CRYPTO_PRIORITY,
+ .cra_flags = CRYPTO_ALG_TYPE_AHASH | CRYPTO_ALG_ASYNC,
+ .cra_blocksize = SHA256_BLOCK_SIZE,
+ .cra_ctxsize = sizeof(struct crypto4xx_ctx),
+ .cra_alignmask = 0,
+ .cra_type = &crypto_ahash_type,
+ .cra_module = THIS_MODULE,
+ .cra_u = {
+ .ahash = {
+ .digestsize = SHA256_DIGEST_SIZE,
+ .init = crypto4xx_hash_init,
+ .update = crypto4xx_hash_update,
+ .final = crypto4xx_hash_final,
+ .digest = crypto4xx_hash_digest,
+ .setkey = crypto4xx_sha2_hmac_setkey,
+ }
+ }
+ },
+ {.cra_name = "sha384",
+ .cra_driver_name = "ppc4xx-sha384",
+ .cra_priority = CRYPTO4XX_CRYPTO_PRIORITY,
+ .cra_flags = CRYPTO_ALG_TYPE_AHASH | CRYPTO_ALG_ASYNC,
+ .cra_blocksize = SHA384_BLOCK_SIZE,
+ .cra_ctxsize = sizeof(struct crypto4xx_ctx),
+ .cra_alignmask = 0,
+ .cra_type = &crypto_ahash_type,
+ .cra_init = crypto4xx_sha2_alg_init,
+ .cra_module = THIS_MODULE,
+ .cra_u = {
+ .ahash = {
+ .digestsize = SHA384_DIGEST_SIZE,
+ .init = crypto4xx_hash_init,
+ .update = crypto4xx_hash_update,
+ .final = crypto4xx_hash_final,
+ .digest = crypto4xx_hash_digest,
+ }
+ }
+ },
+ {.cra_name = "hmac(sha384)",
+ .cra_driver_name = "ppc4xx-hmac-sha384",
+ .cra_priority = CRYPTO4XX_CRYPTO_PRIORITY,
+ .cra_flags = CRYPTO_ALG_TYPE_AHASH | CRYPTO_ALG_ASYNC,
+ .cra_blocksize = SHA384_BLOCK_SIZE,
+ .cra_ctxsize = sizeof(struct crypto4xx_ctx),
+ .cra_alignmask = 0,
+ .cra_type = &crypto_ahash_type,
+ .cra_module = THIS_MODULE,
+ .cra_u = {
+ .ahash = {
+ .digestsize = SHA384_DIGEST_SIZE,
+ .init = crypto4xx_hash_init,
+ .update = crypto4xx_hash_update,
+ .final = crypto4xx_hash_final,
+ .digest = crypto4xx_hash_digest,
+ .setkey = crypto4xx_sha2_hmac_setkey,
+ }
+ }
+ },
+ {.cra_name = "sha512",
+ .cra_driver_name = "ppc4xx-sha512",
+ .cra_priority = CRYPTO4XX_CRYPTO_PRIORITY,
+ .cra_flags = CRYPTO_ALG_TYPE_AHASH | CRYPTO_ALG_ASYNC,
+ .cra_blocksize = SHA512_BLOCK_SIZE,
+ .cra_ctxsize = sizeof(struct crypto4xx_ctx),
+ .cra_alignmask = 0,
+ .cra_type = &crypto_ahash_type,
+ .cra_init = crypto4xx_sha2_alg_init,
+ .cra_module = THIS_MODULE,
+ .cra_u = {
+ .ahash = {
+ .digestsize = SHA512_DIGEST_SIZE,
+ .init = crypto4xx_hash_init,
+ .update = crypto4xx_hash_update,
+ .final = crypto4xx_hash_final,
+ .digest = crypto4xx_hash_digest,
+ }
+ }
+ },
+ {.cra_name = "hmac(sha512)",
+ .cra_driver_name = "ppc4xx-hmac-sha512",
+ .cra_priority = CRYPTO4XX_CRYPTO_PRIORITY,
+ .cra_flags = CRYPTO_ALG_TYPE_AHASH | CRYPTO_ALG_ASYNC,
+ .cra_blocksize = SHA512_BLOCK_SIZE,
+ .cra_ctxsize = sizeof(struct crypto4xx_ctx),
+ .cra_alignmask = 0,
+ .cra_type = &crypto_ahash_type,
+ .cra_module = THIS_MODULE,
+ .cra_u = {
+ .ahash = {
+ .digestsize = SHA512_DIGEST_SIZE,
.init = crypto4xx_hash_init,
.update = crypto4xx_hash_update,
+ .final = crypto4xx_hash_final,
+ .digest = crypto4xx_hash_digest,
+ .setkey = crypto4xx_sha2_hmac_setkey,
+ }
+ }
+ },
+ /* Hash XCBC, GHASH, and Kasumi F9 */
+ {.cra_name = "xcbc(aes)",
+ .cra_driver_name = "ppc4xx-xcbc-aes",
+ .cra_priority = CRYPTO4XX_CRYPTO_PRIORITY,
+ .cra_flags = CRYPTO_ALG_TYPE_AHASH | CRYPTO_ALG_ASYNC,
+ .cra_blocksize = AES_BLOCK_SIZE,
+ .cra_ctxsize = sizeof(struct crypto4xx_ctx),
+ .cra_alignmask = 0,
+ .cra_type = &crypto_ahash_type,
+ .cra_module = THIS_MODULE,
+ .cra_u = {
+ .ahash = {
+ .digestsize = 16,
+ .init = crypto4xx_hash_init,
+ .update = crypto4xx_hash_update,
.final = crypto4xx_hash_final,
.digest = crypto4xx_hash_digest,
+ .setkey = crypto4xx_xcbc_setkey,
+ }
+ }
+ },
+ /* Crypto Kasumi and Kasumi F8 */
+ {.cra_name = "kasumi",
+ .cra_driver_name = "ppc4xx-kasumi",
+ .cra_priority = CRYPTO4XX_CRYPTO_PRIORITY,
+ .cra_flags = CRYPTO_ALG_TYPE_ABLKCIPHER | CRYPTO_ALG_ASYNC,
+ .cra_blocksize = KASUMI_BLOCK_SIZE,
+ .cra_ctxsize = sizeof(struct crypto4xx_ctx),
+ .cra_alignmask = 0,
+ .cra_type = &crypto_ablkcipher_type,
+ .cra_module = THIS_MODULE,
+ .cra_u = {
+ .ablkcipher = {
+ .min_keysize = KASUMI_KEY_SIZE,
+ .max_keysize = KASUMI_KEY_SIZE,
+ .ivsize = KASUMI_BLOCK_SIZE,
+ .setkey = crypto4xx_setkey_kasumi_p,
+ .encrypt = crypto4xx_encrypt,
+ .decrypt = crypto4xx_decrypt,
+ }
+ }
+ },
+ {
+ .cra_name = "f8(kasumi)",
+ .cra_driver_name = "ppc4xx-f8-kasumi",
+ .cra_priority = CRYPTO4XX_CRYPTO_PRIORITY,
+ .cra_flags = CRYPTO_ALG_TYPE_ABLKCIPHER | CRYPTO_ALG_ASYNC,
+ .cra_blocksize = KASUMI_BLOCK_SIZE,
+ .cra_ctxsize = sizeof(struct crypto4xx_ctx),
+ .cra_alignmask = 0,
+ .cra_type = &crypto_ablkcipher_type,
+ .cra_module = THIS_MODULE,
+ .cra_u = {
+ .ablkcipher = {
+ .min_keysize = KASUMI_KEY_SIZE,
+ .max_keysize = KASUMI_KEY_SIZE,
+ .ivsize = KASUMI_BLOCK_SIZE,
+ .setkey = crypto4xx_setkey_kasumi_f8,
+ .encrypt = crypto4xx_encrypt_kasumi_f8,
+ .decrypt = crypto4xx_decrypt_kasumi_f8,
+ }
+ }
+ },
+ {.cra_name = "f9(kasumi)",
+ .cra_driver_name = "ppc4xx-f9-kasumi",
+ .cra_priority = CRYPTO4XX_CRYPTO_PRIORITY,
+ .cra_flags = CRYPTO_ALG_TYPE_AHASH | CRYPTO_ALG_ASYNC,
+ .cra_blocksize = KASUMI_BLOCK_SIZE,
+ .cra_ctxsize = sizeof(struct crypto4xx_ctx),
+ .cra_alignmask = 0,
+ .cra_type = &crypto_ahash_type,
+ .cra_module = THIS_MODULE,
+ .cra_u = {
+ .ahash = {
+ .digestsize = 8,
+ .init = crypto4xx_hash_init,
+ .update = crypto4xx_hash_update,
+ .final = crypto4xx_hash_final,
+ .digest = crypto4xx_kasumi_f9_digest,
+ .setkey = crypto4xx_kasumi_f9_setkey,
+ }
+ }
+ },
+ /* Crypto ARC4 - stateless */
+ {.cra_name = "ecb(arc4)",
+ .cra_driver_name = "ppc4xx-arc4",
+ .cra_priority = CRYPTO4XX_CRYPTO_PRIORITY,
+ .cra_flags = CRYPTO_ALG_TYPE_ABLKCIPHER | CRYPTO_ALG_ASYNC,
+ .cra_blocksize = 1,
+ .cra_ctxsize = sizeof(struct crypto4xx_ctx),
+ .cra_alignmask = 0,
+ .cra_type = &crypto_ablkcipher_type,
+ .cra_module = THIS_MODULE,
+ .cra_u = {
+ .ablkcipher = {
+ .min_keysize = 1,
+ .max_keysize = 16,
+ .setkey = crypto4xx_setkey_arc4,
+ .encrypt = crypto4xx_arc4_encrypt,
+ .decrypt = crypto4xx_arc4_decrypt,
+ }
+ }
+ },
+ /* Crypto ARC4 - statefull */
+ {.cra_name = "cbc(arc4)",
+ .cra_driver_name = "ppc4xx-arc4",
+ .cra_priority = CRYPTO4XX_CRYPTO_PRIORITY,
+ .cra_flags = CRYPTO_ALG_TYPE_BLKCIPHER | CRYPTO_ALG_ASYNC,
+ .cra_blocksize = 1,
+ .cra_ctxsize = sizeof(struct crypto4xx_ctx),
+ .cra_alignmask = 0,
+ .cra_type = &crypto_ablkcipher_type,
+ .cra_module = THIS_MODULE,
+ .cra_u = {
+ .ablkcipher = {
+ .min_keysize = 1,
+ .max_keysize = 16,
+ .setkey = crypto4xx_setkey_arc4,
+ .encrypt = crypto4xx_arc4_encrypt,
+ .decrypt = crypto4xx_arc4_decrypt,
}
}
},
@@ -1275,7 +2034,6 @@ static int __exit crypto4xx_remove(struct of_device *ofdev)
crypto4xx_unregister_alg(core_dev->dev);
/* Free all allocated memory */
crypto4xx_stop_all(core_dev);
-
return 0;
}
diff --git a/drivers/crypto/amcc/crypto4xx_core.h b/drivers/crypto/amcc/crypto4xx_core.h
index 1ef1034..f3d04b6 100644
--- a/drivers/crypto/amcc/crypto4xx_core.h
+++ b/drivers/crypto/amcc/crypto4xx_core.h
@@ -116,6 +116,8 @@ struct crypto4xx_ctx {
dma_addr_t sa_in_dma_addr;
void *sa_out;
dma_addr_t sa_out_dma_addr;
+ void *arc4_state_record;
+ dma_addr_t arc4_state_record_dma_addr;
void *state_record;
dma_addr_t state_record_dma_addr;
u32 sa_len;
@@ -125,7 +127,11 @@ struct crypto4xx_ctx {
u32 save_iv;
u32 pd_ctl_len;
u32 pd_ctl;
+ u32 append_icv;
+ u32 is_gcm;
+ u32 ctr_aes;
u32 bypass;
+ u32 init_arc4;
u32 is_hash;
u32 hash_final;
};
@@ -154,9 +160,12 @@ extern u32 crypto4xx_alloc_sa_rctx(struct crypto4xx_ctx *ctx,
extern void crypto4xx_free_sa_rctx(struct crypto4xx_ctx *rctx);
extern void crypto4xx_free_ctx(struct crypto4xx_ctx *ctx);
extern u32 crypto4xx_alloc_state_record(struct crypto4xx_ctx *ctx);
+extern u32 crypto4xx_alloc_arc4_state_record(struct crypto4xx_ctx *ctx);
+extern void crypto4xx_free_arc4_state_record(struct crypto4xx_ctx *ctx);
extern u32 get_dynamic_sa_offset_state_ptr_field(struct crypto4xx_ctx *ctx);
extern u32 get_dynamic_sa_offset_key_field(struct crypto4xx_ctx *ctx);
extern u32 get_dynamic_sa_iv_size(struct crypto4xx_ctx *ctx);
+u32 get_dynamic_sa_offset_arc4_state_ptr(struct crypto4xx_ctx *ctx);
extern void crypto4xx_memcpy_le(unsigned int *dst,
const unsigned char *buf, int len);
extern u32 crypto4xx_build_pd(struct crypto_async_request *req,
@@ -164,9 +173,15 @@ extern u32 crypto4xx_build_pd(struct crypto_async_request *req,
struct scatterlist *src,
struct scatterlist *dst,
unsigned int datalen,
+ struct scatterlist *assoc,
+ u32 aad_len,
void *iv, u32 iv_len);
extern int crypto4xx_setkey_aes_cbc(struct crypto_ablkcipher *cipher,
const u8 *key, unsigned int keylen);
+extern int crypto4xx_setkey_3des_cbc(struct crypto_ablkcipher *cipher,
+ const u8 *key, unsigned int keylen);
+extern int crypto4xx_setkey_3des_ecb(struct crypto_ablkcipher *cipher,
+ const u8 *key, unsigned int keylen);
extern int crypto4xx_encrypt(struct ablkcipher_request *req);
extern int crypto4xx_decrypt(struct ablkcipher_request *req);
extern int crypto4xx_sha1_alg_init(struct crypto_tfm *tfm);
@@ -174,4 +189,81 @@ extern int crypto4xx_hash_digest(struct ahash_request *req);
extern int crypto4xx_hash_final(struct ahash_request *req);
extern int crypto4xx_hash_update(struct ahash_request *req);
extern int crypto4xx_hash_init(struct ahash_request *req);
+extern int crypto4xx_md5_alg_init(struct crypto_tfm *tfm);
+extern int crypto4xx_hash_hmac_setkey(struct crypto_ahash *hash,
+ const u8 *key,
+ unsigned int keylen,
+ unsigned int sa_len,
+ unsigned char ha,
+ unsigned char hm,
+ unsigned int max_keylen);
+extern int crypto4xx_md5_hmac_setkey(struct crypto_ahash *hash, const u8 *key,
+ unsigned int keylen);
+extern int crypto4xx_sha1_alg_init(struct crypto_tfm *tfm);
+extern int crypto4xx_sha2_alg_init(struct crypto_tfm *tfm);
+extern int crypto4xx_sha2_hmac_setkey(struct crypto_ahash *hash,
+ const u8 *key,
+ unsigned int keylen);
+extern int crypto4xx_sha1_hmac_setkey(struct crypto_ahash *hash, const u8 *key,
+ unsigned int keylen);
+extern u32 get_dynamic_sa_offset_inner_digest(struct crypto4xx_ctx *ctx);
+extern u32 get_dynamic_sa_offset_outer_digest(struct crypto4xx_ctx *ctx);
+extern int crypto4xx_pre_compute_hmac(struct crypto4xx_ctx *ctx,
+ void *key,
+ unsigned int keylen,
+ unsigned int bs,
+ unsigned char ha,
+ unsigned char digs);
+int crypto4xx_setkey_aes_ecb(struct crypto_ablkcipher *cipher,
+ const u8 *key, unsigned int keylen);
+int crypto4xx_setkey_aes_ofb(struct crypto_ablkcipher *cipher,
+ const u8 *key, unsigned int keylen);
+int crypto4xx_setkey_aes_cfb(struct crypto_ablkcipher *cipher,
+ const u8 *key, unsigned int keylen);
+int crypto4xx_setkey_aes_ctr(struct crypto_ablkcipher *cipher,
+ const u8 *key, unsigned int keylen);
+int crypto4xx_setkey_aes_gcm(struct crypto_aead *cipher,
+ const u8 *key, unsigned int keylen);
+int crypto4xx_setkey_aes_ccm(struct crypto_aead *cipher,
+ const u8 *key, unsigned int keylen);
+
+int crypto4xx_encrypt_aes_gcm(struct aead_request *req);
+int crypto4xx_decrypt_aes_gcm(struct aead_request *req);
+int crypto4xx_encrypt_aes_ccm(struct aead_request *req);
+int crypto4xx_decrypt_aes_ccm(struct aead_request *req);
+int crypto4xx_encrypt_ctr(struct ablkcipher_request *req);
+int crypto4xx_decrypt_ctr(struct ablkcipher_request *req);
+int crypto4xx_setauthsize_aes(struct crypto_aead *ciper,
+ unsigned int authsize);
+int crypto4xx_givencrypt_aes_ccm(struct aead_givcrypt_request *req);
+int crypto4xx_givencrypt_aes_gcm(struct aead_givcrypt_request *req);
+int crypto4xx_givdecrypt_aes_ccm(struct aead_givcrypt_request *req);
+int crypto4xx_givdecrypt_aes_gcm(struct aead_givcrypt_request *req);
+int crypto4xx_setkey_kasumi_f8(struct crypto_ablkcipher *cipher,
+ const u8 *key,
+ unsigned int keylen);
+
+int crypto4xx_encrypt_kasumi_f8(struct ablkcipher_request *req);
+int crypto4xx_decrypt_kasumi_f8(struct ablkcipher_request *req);
+int crypto4xx_setkey_kasumi_p(struct crypto_ablkcipher *cipher,
+ const u8 *key,
+ unsigned int keylen);
+int crypto4xx_kasumi_f9_digest(struct ahash_request *req);
+int crypto4xx_kasumi_f9_setkey(struct crypto_ahash *hash,
+ const u8 *key, unsigned int keylen);
+int crypto4xx_xcbc_setkey(struct crypto_ahash *hash,
+ const u8 *key,
+ unsigned int keylen);
+int crypto4xx_setkey_arc4(struct crypto_ablkcipher *cipher,
+ const u8 *key, unsigned int keylen);
+int crypto4xx_arc4_decrypt(struct ablkcipher_request *req);
+int crypto4xx_arc4_encrypt(struct ablkcipher_request *req);
+u32 crypto4xx_alloc_arc4_state_record(struct crypto4xx_ctx *ctx);
+int crypto4xx_setauthsize_aes_ccm(struct crypto_aead *ciper,
+ unsigned int authsize);
+
+/* From crypto/md5.c */
+extern void md5_get_immediate_hash(struct crypto_tfm *tfm, u8 *data);
+extern unsigned int crypto4xx_sa_hash_tbl[3][6];
+
#endif
diff --git a/drivers/crypto/amcc/crypto4xx_sa.c b/drivers/crypto/amcc/crypto4xx_sa.c
index 466fd94..fa4ff7a 100644
--- a/drivers/crypto/amcc/crypto4xx_sa.c
+++ b/drivers/crypto/amcc/crypto4xx_sa.c
@@ -84,6 +84,119 @@ u32 get_dynamic_sa_offset_state_ptr_field(struct crypto4xx_ctx *ctx)
return sizeof(struct dynamic_sa_ctl) + offset * 4;
}
+u32 get_dynamic_sa_offset_arc4_state_ptr(struct crypto4xx_ctx *ctx)
+{
+ u32 offset;
+ union dynamic_sa_contents cts;
+
+ if (ctx->direction == DIR_INBOUND)
+ cts.w = ((struct dynamic_sa_ctl *)(ctx->sa_in))->sa_contents;
+ else
+ cts.w = ((struct dynamic_sa_ctl *)(ctx->sa_out))->sa_contents;
+ offset = cts.bf.key_size
+ + cts.bf.inner_size
+ + cts.bf.outer_size
+ + cts.bf.spi
+ + cts.bf.seq_num0
+ + cts.bf.seq_num1
+ + cts.bf.seq_num_mask0
+ + cts.bf.seq_num_mask1
+ + cts.bf.seq_num_mask2
+ + cts.bf.seq_num_mask3
+ + cts.bf.iv0
+ + cts.bf.iv1
+ + cts.bf.iv2
+ + cts.bf.iv3
+ + cts.bf.state_ptr
+ + cts.bf.arc4_ij_ptr;
+
+ return sizeof(struct dynamic_sa_ctl) + offset * 4;
+}
+
+u32 get_dynamic_sa_offset_inner_digest(struct crypto4xx_ctx *ctx)
+{
+ u32 offset;
+ union dynamic_sa_contents cts;
+
+ if (ctx->direction == DIR_INBOUND)
+ cts.w = ((struct dynamic_sa_ctl *)(ctx->sa_in))->sa_contents;
+ else
+ cts.w = ((struct dynamic_sa_ctl *)(ctx->sa_out))->sa_contents;
+ offset = cts.bf.key_size;
+
+ return sizeof(struct dynamic_sa_ctl) + offset * 4;
+}
+
+u32 get_dynamic_sa_offset_outer_digest(struct crypto4xx_ctx *ctx)
+{
+ u32 offset;
+ union dynamic_sa_contents cts;
+
+ if (ctx->direction == DIR_INBOUND)
+ cts.w = ((struct dynamic_sa_ctl *)(ctx->sa_in))->sa_contents;
+ else
+ cts.w = ((struct dynamic_sa_ctl *)(ctx->sa_out))->sa_contents;
+
+ offset = cts.bf.key_size
+ + cts.bf.inner_size;
+
+ return sizeof(struct dynamic_sa_ctl) + offset * 4;
+}
+
+u32 get_dynamic_sa_offset_spi(struct crypto4xx_ctx *ctx)
+{
+ u32 offset;
+ union dynamic_sa_contents cts;
+
+ if (ctx->direction == DIR_INBOUND)
+ cts.w = ((struct dynamic_sa_ctl *)(ctx->sa_in))->sa_contents;
+ else
+ cts.w = ((struct dynamic_sa_ctl *)(ctx->sa_out))->sa_contents;
+
+ offset = cts.bf.key_size
+ + cts.bf.inner_size
+ + cts.bf.outer_size;
+
+ return sizeof(struct dynamic_sa_ctl) + offset * 4;
+}
+
+u32 get_dynamic_sa_offset_seq_num(struct crypto4xx_ctx *ctx)
+{
+ u32 offset;
+ union dynamic_sa_contents cts;
+
+ if (ctx->direction == DIR_INBOUND)
+ cts.w = ((struct dynamic_sa_ctl *)(ctx->sa_in))->sa_contents;
+ else
+ cts.w = ((struct dynamic_sa_ctl *)(ctx->sa_out))->sa_contents;
+
+ offset = cts.bf.key_size
+ + cts.bf.inner_size
+ + cts.bf.outer_size
+ + cts.bf.spi;
+ return sizeof(struct dynamic_sa_ctl) + offset * 4;
+}
+
+u32 get_dynamic_sa_offset_seq_num_mask(struct crypto4xx_ctx *ctx)
+{
+ u32 offset;
+ union dynamic_sa_contents cts;
+
+ if (ctx->direction == DIR_INBOUND)
+ cts.w = ((struct dynamic_sa_ctl *)(ctx->sa_in))->sa_contents;
+ else
+ cts.w = ((struct dynamic_sa_ctl *)(ctx->sa_out))->sa_contents;
+
+ offset = cts.bf.key_size
+ + cts.bf.inner_size
+ + cts.bf.outer_size
+ + cts.bf.spi
+ + cts.bf.seq_num0
+ + cts.bf.seq_num1;
+
+ return sizeof(struct dynamic_sa_ctl) + offset * 4;
+}
+
u32 get_dynamic_sa_iv_size(struct crypto4xx_ctx *ctx)
{
union dynamic_sa_contents cts;
@@ -92,6 +205,7 @@ u32 get_dynamic_sa_iv_size(struct crypto4xx_ctx *ctx)
cts.w = ((struct dynamic_sa_ctl *) ctx->sa_in)->sa_contents;
else
cts.w = ((struct dynamic_sa_ctl *) ctx->sa_out)->sa_contents;
+
return (cts.bf.iv0 + cts.bf.iv1 + cts.bf.iv2 + cts.bf.iv3) * 4;
}
diff --git a/drivers/crypto/amcc/crypto4xx_sa.h b/drivers/crypto/amcc/crypto4xx_sa.h
index 4b83ed7..5a1e308 100644
--- a/drivers/crypto/amcc/crypto4xx_sa.h
+++ b/drivers/crypto/amcc/crypto4xx_sa.h
@@ -50,12 +50,42 @@ union dynamic_sa_contents {
u32 w;
} __attribute__((packed));
+#define SA_OPCODE_ESP 0
+#define SA_OPCODE_AH 1
+#define SA_OPCODE_SSL 4
+#define SA_OPCODE_TLS 5
+#define SA_OPCODE_SRTP 7
+#define SA_OPCODE_DTLS 1
+#define SA_OPCODE_TLS1_1 6
+
+#define SA_OP_GROUP_BASIC 0
+#define SA_OP_GROUP_PROTOCOL 1
+#define SA_OP_GROUP_EXTEND_PROTOCOL 3
+
+#define SA_OPCODE_EXT_PROT_DTLS 1
+#define SA_OPCODE_EXT_PROT_MACSEC 2
+#define SA_OPCODE_EXT_PROT_SSL 4
+#define SA_OPCODE_EXT_PROT_TLS10 5
+#define SA_OPCODE_EXT_PROT_TLS11 6
+
#define DIR_OUTBOUND 0
#define DIR_INBOUND 1
-#define SA_OP_GROUP_BASIC 0
#define SA_OPCODE_ENCRYPT 0
#define SA_OPCODE_DECRYPT 0
+#define SA_OPCODE_ENCRYPT_HASH 1
+#define SA_OPCODE_HASH_DECRYPT 1
#define SA_OPCODE_HASH 3
+#define SA_OPCODE_HASH_ENCRYPT 4
+#define SA_OPCODE_DECRYPT_HASH 4
+
+#define SA_OPCODE_ESP 0
+#define SA_OPCODE_AH 1
+#define SA_OPCODE_SSL 4
+#define SA_OPCODE_TLS 5
+#define SA_OPCODE_SRTP 7
+#define SA_OPCODE_DTLS 1
+#define SA_OPCODE_TLS1_1 6
+
#define SA_CIPHER_ALG_DES 0
#define SA_CIPHER_ALG_3DES 1
#define SA_CIPHER_ALG_ARC4 2
@@ -65,8 +95,17 @@ union dynamic_sa_contents {
#define SA_HASH_ALG_MD5 0
#define SA_HASH_ALG_SHA1 1
+#define SA_HASH_ALG_SHA224 2
+#define SA_HASH_ALG_SHA256 3
+#define SA_HASH_ALG_SHA384 4
+#define SA_HASH_ALG_SHA512 5
+#define HASH_ALG_MAX_CNT 6
+#define SA_HASH_ALG_AES_XCBC_MAC_128 8
+#define SA_HASH_ALG_KASUMI_f9 9
+#define SA_HASH_ALG_GHASH 12
+#define SA_HASH_ALG_GMAC 13
+#define SA_HASH_ALG_CBC_MAC 14
#define SA_HASH_ALG_NULL 15
-#define SA_HASH_ALG_SHA1_DIGEST_SIZE 20
#define SA_LOAD_HASH_FROM_SA 0
#define SA_LOAD_HASH_FROM_STATE 2
@@ -87,6 +126,16 @@ union dynamic_sa_contents {
#define SA_HEADER_PROC 1
#define SA_NO_HEADER_PROC 0
+#define SA_HASH_ALG_MD5_DIGEST_SIZE 16
+#define SA_HASH_ALG_SHA1_DIGEST_SIZE 20
+#define SA_HASH_ALG_SHA224_DIGEST_SIZE 28
+#define SA_HASH_ALG_SHA256_DIGEST_SIZE 32
+#define SA_HASH_ALG_SHA384_DIGEST_SIZE 48
+#define SA_HASH_ALG_SHA512_DIGEST_SIZE 64
+
+
+#define CRYPTO4XX_MAC_ALGS { "md5", "sha1", \
+ "sha224", "sha256", "sha384", "sha512" }
union sa_command_0 {
struct {
u32 scatter:1;
@@ -111,7 +160,13 @@ union sa_command_0 {
} __attribute__((packed));
#define CRYPTO_MODE_ECB 0
+#define CRYPTO_MODE_KASUMI 0
#define CRYPTO_MODE_CBC 1
+#define CRYPTO_MODE_OFB 2
+#define CRYPTO_MODE_CFB 3
+#define CRYPTO_MODE_AES_CTR 4
+#define CRYPTO_MODE_KASUMI_f8 4
+#define CRYPTO_MODE_AES_ICM 5
#define CRYPTO_FEEDBACK_MODE_NO_FB 0
#define CRYPTO_FEEDBACK_MODE_64BIT_OFB 0
@@ -124,7 +179,7 @@ union sa_command_0 {
#define SA_AES_KEY_LEN_256 4
#define SA_REV2 1
-/**
+/*
* The follow defines bits sa_command_1
* In Basic hash mode this bit define simple hash or hmac.
* In IPsec mode, this bit define muting control.
@@ -177,13 +232,46 @@ struct dynamic_sa_ctl {
/**
* State Record for Security Association (SA)
*/
-struct sa_state_record {
+struct sa_state_record {
u32 save_iv[4];
u32 save_hash_byte_cnt[2];
u32 save_digest[16];
} __attribute__((packed));
/**
+ * Arc4 State Record for Security Association (SA)
+ */
+struct arc4_sr {
+ u32 arc4_state[64];
+} __attribute__((packed));
+
+/**
+ * Security Association (SA) for DES
+ */
+struct dynamic_sa_des {
+ struct dynamic_sa_ctl ctrl;
+ u32 key[2];
+ u32 iv[2];
+ u32 state_ptr;
+ u32 reserved;
+} __attribute__((packed));
+#define SA_DES_LEN (sizeof(struct dynamic_sa_des)/4)
+#define SA_DES_CONTENTS 0x26000022
+
+/**
+ * Security Association (SA) for 3DES
+ */
+struct dynamic_sa_3des {
+ struct dynamic_sa_ctl ctrl;
+ u32 key[6];
+ u32 iv[2]; /* for CBC, OFC, and CFB mode */
+ u32 state_ptr;
+ u32 reserved;
+} __attribute__((packed));
+#define SA_3DES_LEN (sizeof(struct dynamic_sa_3des)/4)
+#define SA_3DES_CONTENTS 0x26000062
+
+/**
* Security Association (SA) for AES128
*
*/
@@ -194,11 +282,10 @@ struct dynamic_sa_aes128 {
u32 state_ptr;
u32 reserved;
} __attribute__((packed));
-
#define SA_AES128_LEN (sizeof(struct dynamic_sa_aes128)/4)
#define SA_AES128_CONTENTS 0x3e000042
-/*
+/**
* Security Association (SA) for AES192
*/
struct dynamic_sa_aes192 {
@@ -208,7 +295,6 @@ struct dynamic_sa_aes192 {
u32 state_ptr;
u32 reserved;
} __attribute__((packed));
-
#define SA_AES192_LEN (sizeof(struct dynamic_sa_aes192)/4)
#define SA_AES192_CONTENTS 0x3e000062
@@ -228,6 +314,19 @@ struct dynamic_sa_aes256 {
#define SA_AES_CONTENTS 0x3e000002
/**
+ * Security Association (SA) for HASH128: HMAC-MD5
+ */
+struct dynamic_sa_hash128 {
+ struct dynamic_sa_ctl ctrl;
+ u32 inner_digest[4];
+ u32 outer_digest[4];
+ u32 state_ptr;
+ u32 reserved;
+} __attribute__((packed));
+#define SA_HASH128_LEN (sizeof(struct dynamic_sa_hash128)/4)
+#define SA_HASH128_CONTENTS 0x20008402
+
+/**
* Security Association (SA) for HASH160: HMAC-SHA1
*/
struct dynamic_sa_hash160 {
@@ -240,4 +339,228 @@ struct dynamic_sa_hash160 {
#define SA_HASH160_LEN (sizeof(struct dynamic_sa_hash160)/4)
#define SA_HASH160_CONTENTS 0x2000a502
+/**
+ * Security Association (SA) for HASH256: HMAC-SHA224, HMAC-SHA256
+ */
+struct dynamic_sa_hash256 {
+ struct dynamic_sa_ctl ctrl;
+ u32 inner_digest[8];
+ u32 outer_digest[8];
+ u32 state_ptr;
+ u32 reserved;
+} __attribute__((packed));
+#define SA_HASH256_LEN (sizeof(struct dynamic_sa_hash256)/4)
+#define SA_HASH256_CONTENTS 0x20010802
+
+/*
+ * Security Association (SA) for HASH512: HMAC-SHA512
+ */
+struct dynamic_sa_hash512 {
+ struct dynamic_sa_ctl ctrl;
+ u32 inner_digest[16];
+ u32 outer_digest[16];
+ u32 state_ptr;
+ u32 reserved;
+} __attribute__((packed));
+#define SA_HASH512_LEN (sizeof(struct dynamic_sa_hash512)/4)
+#define SA_HASH512_CONTENTS 0x20021002
+
+/**
+ * Security Association (SA) for AES128_XCBC_MAC
+ */
+struct dynamic_sa_aes128_xcbc_mac {
+ struct dynamic_sa_ctl ctrl;
+ u32 key[4];
+ u32 inner_digest[8];
+ u32 outer_digest[8];
+ u32 iv[4]; /* for CBC, OFC, and CFB mode */
+ u32 state_ptr;
+ u32 reserved;
+} __attribute__((packed));
+#define SA_AES128_XCBC_MAC_LEN (sizeof(struct dynamic_sa_aes128_xcbc_mac)/4)
+#define SA_AES128_XCBC_MAC_CONTENTS 0x3e010842
+
+/**
+ * Security Association (SA) for AES128_GCM
+ */
+struct dynamic_sa_aes128_gcm {
+ struct dynamic_sa_ctl ctrl;
+ u32 key[4];
+ u32 inner_digest[4];
+ u32 outer_digest[4];
+ u32 spi;
+ u32 seq;
+ u32 iv[4]; /* for CBC, OFC, and CFB mode */
+ u32 state_ptr;
+ u32 reserved;
+} __attribute__((packed));
+#define SA_AES128_GCM_LEN (sizeof(struct dynamic_sa_aes128_gcm)/4)
+#define SA_AES128_GCM_CONTENTS 0x3e0c8442
+
+/**
+ * Security Association (SA) for AES192_XCBC_MAC
+ */
+struct dynamic_sa_aes192_xcbc_mac {
+ struct dynamic_sa_ctl ctrl;
+ u32 key[6];
+ u32 inner_digest[8];
+ u32 outer_digest[8];
+ u32 iv[4]; /* for CBC, OFC, and CFB mode */
+ u32 state_ptr;
+ u32 reserved;
+} __attribute__((packed));
+#define SA_AES192_XCBC_MAC_LEN (sizeof(struct dynamic_sa_aes192_xcbc_mac)/4)
+#define SA_AES192_XCBC_MAC_CONTENTS 0x3e010862
+
+/**
+ * Security Association (SA) for AES192_GCM
+ */
+struct dynamic_sa_aes192_gcm {
+ struct dynamic_sa_ctl ctrl;
+ u32 key[6];
+ u32 inner_digest[4];
+ u32 outer_digest[4];
+ u32 spi;
+ u32 seq;
+ u32 iv[4]; /* for CBC, OFC, and CFB mode */
+ u32 state_ptr;
+ u32 reserved;
+} __attribute__((packed));
+#define SA_AES192_GCM_LEN (sizeof(struct dynamic_sa_aes192_gcm)/4)
+#define SA_AES192_GCM_CONTENTS 0x3e0c8462
+
+
+/**
+ * Security Association (SA) for AES256_XCBC_MAC
+ */
+struct dynamic_sa_aes256_xcbc_mac {
+ struct dynamic_sa_ctl ctrl;
+ u32 key[8];
+ u32 inner_digest[8];
+ u32 outer_digest[8];
+ u32 iv[4]; /* for CBC, OFC, and CFB mode */
+ u32 state_ptr;
+ u32 reserved;
+} __attribute__((packed));
+#define SA_AES256_XCBC_MAC_LEN (sizeof(struct dynamic_sa_aes256_xcbc_mac)/4)
+#define SA_AES256_XCBC_MAC_CONTENTS 0x3e010882
+
+/**
+ * Security Association (SA) for AES256_GCM
+ */
+struct dynamic_sa_aes256_gcm {
+ struct dynamic_sa_ctl ctrl;
+ u32 key[8];
+ u32 inner_digest[4];
+ u32 outer_digest[4];
+ u32 spi;
+ u32 seq;
+ u32 iv[4]; /* for CBC, OFC, and CFB mode */
+ u32 state_ptr;
+ u32 reserved;
+} __attribute__((packed));
+#define SA_AES256_GCM_LEN (sizeof(struct dynamic_sa_aes256_gcm)/4)
+#define SA_AES256_GCM_CONTENTS 0x3e0c8482
+#define SA_AES_GCM_CONTENTS 0x3e0c8402
+
+/**
+ * Security Association (SA) for Kasumi
+ */
+struct dynamic_sa_kasumi {
+ struct dynamic_sa_ctl ctrl;
+ u32 key[4];
+ u32 state_ptr;
+ u32 reserved;
+} __attribute__((packed));
+#define SA_KASUMI_LEN (sizeof(struct dynamic_sa_kasumi)/4)
+#define SA_KASUMI_CONTENTS 0x20000042
+
+/**
+ * Security Association (SA) for Kasumi f8
+ */
+struct dynamic_sa_kasumi_f8 {
+ struct dynamic_sa_ctl ctrl;
+ u32 key[4];
+ u32 iv[2];
+ u32 state_ptr;
+ u32 reserved;
+} __attribute__((packed));
+#define SA_KASUMI_F8_LEN (sizeof(struct dynamic_sa_kasumi_f8)/4)
+#define SA_KASUMI_F8_CONTENTS 0x26000042
+
+#define KASUMI_BLOCK_SIZE 8
+#define KASUMI_KEY_SIZE 16
+
+/**
+ * Security Association (SA) for Kasumi f8
+ */
+struct dynamic_sa_kasumi_f9 {
+ struct dynamic_sa_ctl ctrl;
+ u32 inner_digest[4];
+ u32 outter_digest[3];
+ u32 state_ptr;
+ u32 reserved;
+} __attribute__((packed));
+#define SA_KASUMI_F9_LEN (sizeof(struct dynamic_sa_kasumi_f9)/4)
+#define SA_KASUMI_F9_CONTENTS 0x20006402
+
+/**
+ * Security Association (SA) for AES256 CCM
+ */
+struct dynamic_sa_aes256_ccm {
+ struct dynamic_sa_ctl ctrl;
+ u32 key[8];
+ u32 iv[4]; /* for CBC, OFC, and CFB mode */
+ u32 state_ptr;
+ u32 reserved;
+} __attribute__((packed));
+#define SA_AES256_CCM_LEN (sizeof(struct dynamic_sa_aes256_ccm)/4)
+#define SA_AES256_CCM_CONTENTS 0x3e000082
+#define SA_AES_CCM_CONTENTS 0x3e000002
+
+/**
+ * Security Association (SA) for AES192 CCM
+ */
+struct dynamic_sa_aes192_ccm {
+ struct dynamic_sa_ctl ctrl;
+ u32 key[6];
+ u32 iv[4]; /* for CBC, OFC, and CFB mode */
+ u32 state_ptr;
+ u32 reserved;
+} __attribute__((packed));
+#define SA_AES192_CCM_LEN (sizeof(struct dynamic_sa_aes192_ccm)/4)
+#define SA_AES192_CCM_CONTENTS 0x3e000062
+
+/**
+ * Security Association (SA) for AES128 CCM
+ */
+struct dynamic_sa_aes128_ccm {
+ struct dynamic_sa_ctl ctrl;
+ u32 key[4];
+ u32 iv[4]; /* for CBC, OFC, and CFB mode */
+ u32 state_ptr;
+ u32 reserved;
+} __attribute__((packed));
+#define SA_AES128_CCM_LEN (sizeof(struct dynamic_sa_aes128_ccm)/4)
+#define SA_AES128_CCM_CONTENTS 0x3e000042
+
+/**
+ * Security Association (SA) for ARC4
+ */
+struct arc4_ij_ptr {
+ u32 rsv:16;
+ u32 j:8;
+ u32 i:8;
+} __attribute__((packed));
+
+struct dynamic_sa_arc4 {
+ struct dynamic_sa_ctl ctrl;
+ u32 key[4];
+ struct arc4_ij_ptr ij;
+ u32 arc4_state_ptr;
+ u32 reserved;
+} __attribute__((packed));
+#define SA_ARC4_LEN (sizeof(struct dynamic_sa_arc4)/4)
+#define SA_ARC4_CONTENTS 0xc0000042
+
#endif
--
1.5.5
--
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