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crypto: caam - add support for MD5 algorithm variants

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specifically, add these algorithm combinations:

authenc-hmac-md5-cbc-aes-caam
authenc-hmac-md5-cbc-des3_ede-caam
authenc-hmac-md5-cbc-des-caam

Signed-off-by: Kim Phillips <kim.phillips@freescale.com>
Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
This commit is contained in:
Kim Phillips 2011-11-21 16:13:27 +08:00 committed by Herbert Xu
parent c3e337f88a
commit 8b4d43a4e7
2 changed files with 58 additions and 0 deletions
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57
drivers/crypto/caam/caamalg.c
View file

@ -1805,6 +1805,25 @@ struct caam_alg_template {
static struct caam_alg_template driver_algs[] = {
/* single-pass ipsec_esp descriptor */
{
.name = "authenc(hmac(md5),cbc(aes))",
.driver_name = "authenc-hmac-md5-cbc-aes-caam",
.blocksize = AES_BLOCK_SIZE,
.type = CRYPTO_ALG_TYPE_AEAD,
.template_aead = {
.setkey = aead_setkey,
.setauthsize = aead_setauthsize,
.encrypt = aead_encrypt,
.decrypt = aead_decrypt,
.givencrypt = aead_givencrypt,
.geniv = "<built-in>",
.ivsize = AES_BLOCK_SIZE,
.maxauthsize = MD5_DIGEST_SIZE,
},
.class1_alg_type = OP_ALG_ALGSEL_AES | OP_ALG_AAI_CBC,
.class2_alg_type = OP_ALG_ALGSEL_MD5 | OP_ALG_AAI_HMAC_PRECOMP,
.alg_op = OP_ALG_ALGSEL_MD5 | OP_ALG_AAI_HMAC,
},
{
.name = "authenc(hmac(sha1),cbc(aes))",
.driver_name = "authenc-hmac-sha1-cbc-aes-caam",
@ -1864,6 +1883,25 @@ static struct caam_alg_template driver_algs[] = {
OP_ALG_AAI_HMAC_PRECOMP,
.alg_op = OP_ALG_ALGSEL_SHA512 | OP_ALG_AAI_HMAC,
},
{
.name = "authenc(hmac(md5),cbc(des3_ede))",
.driver_name = "authenc-hmac-md5-cbc-des3_ede-caam",
.blocksize = DES3_EDE_BLOCK_SIZE,
.type = CRYPTO_ALG_TYPE_AEAD,
.template_aead = {
.setkey = aead_setkey,
.setauthsize = aead_setauthsize,
.encrypt = aead_encrypt,
.decrypt = aead_decrypt,
.givencrypt = aead_givencrypt,
.geniv = "<built-in>",
.ivsize = DES3_EDE_BLOCK_SIZE,
.maxauthsize = MD5_DIGEST_SIZE,
},
.class1_alg_type = OP_ALG_ALGSEL_3DES | OP_ALG_AAI_CBC,
.class2_alg_type = OP_ALG_ALGSEL_MD5 | OP_ALG_AAI_HMAC_PRECOMP,
.alg_op = OP_ALG_ALGSEL_MD5 | OP_ALG_AAI_HMAC,
},
{
.name = "authenc(hmac(sha1),cbc(des3_ede))",
.driver_name = "authenc-hmac-sha1-cbc-des3_ede-caam",
@ -1923,6 +1961,25 @@ static struct caam_alg_template driver_algs[] = {
OP_ALG_AAI_HMAC_PRECOMP,
.alg_op = OP_ALG_ALGSEL_SHA512 | OP_ALG_AAI_HMAC,
},
{
.name = "authenc(hmac(md5),cbc(des))",
.driver_name = "authenc-hmac-md5-cbc-des-caam",
.blocksize = DES_BLOCK_SIZE,
.type = CRYPTO_ALG_TYPE_AEAD,
.template_aead = {
.setkey = aead_setkey,
.setauthsize = aead_setauthsize,
.encrypt = aead_encrypt,
.decrypt = aead_decrypt,
.givencrypt = aead_givencrypt,
.geniv = "<built-in>",
.ivsize = DES_BLOCK_SIZE,
.maxauthsize = MD5_DIGEST_SIZE,
},
.class1_alg_type = OP_ALG_ALGSEL_DES | OP_ALG_AAI_CBC,
.class2_alg_type = OP_ALG_ALGSEL_MD5 | OP_ALG_AAI_HMAC_PRECOMP,
.alg_op = OP_ALG_ALGSEL_MD5 | OP_ALG_AAI_HMAC,
},
{
.name = "authenc(hmac(sha1),cbc(des))",
.driver_name = "authenc-hmac-sha1-cbc-des-caam",

1
drivers/crypto/caam/compat.h
View file

@ -28,6 +28,7 @@
#include <crypto/aes.h>
#include <crypto/des.h>
#include <crypto/sha.h>
#include <crypto/md5.h>
#include <crypto/aead.h>
#include <crypto/authenc.h>
#include <crypto/scatterwalk.h>