[PATCH 5/5] crypto: add new tests to tcrypt

Eric Bénard
2012-07-01T17:21:17Z

- set sg buffers size equals to message size
- add cfb & ofb tests for AES, DES & TDES

Signed-off-by: Nicolas Royer <nicolas@eukrea.com>
Acked-by: Nicolas Ferre <nicolas.ferre@atmel.com>
Acked-by: Eric Bénard <eric@eukrea.com>
Tested-by: Eric Bénard <eric@eukrea.com>
---
crypto/tcrypt.c | 50 +++++++++++++++++++++++++++++++++++++++++++++-----
1 files changed, 45 insertions(+), 5 deletions(-)

diff --git a/crypto/tcrypt.c b/crypto/tcrypt.c
index 8f147bf..a9296bd 100644
--- a/crypto/tcrypt.c
+++ b/crypto/tcrypt.c
@@ -809,7 +809,7 @@ static void test_acipher_speed(const char *algo, int enc, unsigned int sec,
struct cipher_speed_template *template,
unsigned int tcount, u8 *keysize)
{
- unsigned int ret, i, j, iv_len;
+ unsigned int ret, i, j, k, iv_len;
struct tcrypt_result tresult;
const char *key;
char iv[128];
@@ -883,11 +883,23 @@ static void test_acipher_speed(const char *algo, int enc, unsigned int sec,
}

sg_init_table(sg, TVMEMSIZE);
- sg_set_buf(sg, tvmem[0] + *keysize,
+
+ k = *keysize + *b_size;
+ if (k > PAGE_SIZE) {
+ sg_set_buf(sg, tvmem[0] + *keysize,
PAGE_SIZE - *keysize);
- for (j = 1; j < TVMEMSIZE; j++) {
- sg_set_buf(sg + j, tvmem[j], PAGE_SIZE);
- memset(tvmem[j], 0xff, PAGE_SIZE);
+ k -= PAGE_SIZE;
+ j = 1;
+ while (k > PAGE_SIZE) {
+ sg_set_buf(sg + j, tvmem[j], PAGE_SIZE);
+ memset(tvmem[j], 0xff, PAGE_SIZE);
+ j++;
+ k -= PAGE_SIZE;
+ }
+ sg_set_buf(sg + j, tvmem[j], k);
+ memset(tvmem[j], 0xff, k);
+ } else {
+ sg_set_buf(sg, tvmem[0] + *keysize, *b_size);
}

iv_len = crypto_ablkcipher_ivsize(tfm);
@@ -1512,6 +1524,14 @@ static int do_test(int m)
speed_template_16_24_32);
test_acipher_speed("ctr(aes)", DECRYPT, sec, NULL, 0,
speed_template_16_24_32);
+ test_acipher_speed("cfb(aes)", ENCRYPT, sec, NULL, 0,
+ speed_template_16_24_32);
+ test_acipher_speed("cfb(aes)", DECRYPT, sec, NULL, 0,
+ speed_template_16_24_32);
+ test_acipher_speed("ofb(aes)", ENCRYPT, sec, NULL, 0,
+ speed_template_16_24_32);
+ test_acipher_speed("ofb(aes)", DECRYPT, sec, NULL, 0,
+ speed_template_16_24_32);
break;

case 501:
@@ -1527,6 +1547,18 @@ static int do_test(int m)
test_acipher_speed("cbc(des3_ede)", DECRYPT, sec,
des3_speed_template, DES3_SPEED_VECTORS,
speed_template_24);
+ test_acipher_speed("cfb(des3_ede)", ENCRYPT, sec,
+ des3_speed_template, DES3_SPEED_VECTORS,
+ speed_template_24);
+ test_acipher_speed("cfb(des3_ede)", DECRYPT, sec,
+ des3_speed_template, DES3_SPEED_VECTORS,
+ speed_template_24);
+ test_acipher_speed("ofb(des3_ede)", ENCRYPT, sec,
+ des3_speed_template, DES3_SPEED_VECTORS,
+ speed_template_24);
+ test_acipher_speed("ofb(des3_ede)", DECRYPT, sec,
+ des3_speed_template, DES3_SPEED_VECTORS,
+ speed_template_24);
break;

case 502:
@@ -1538,6 +1570,14 @@ static int do_test(int m)
speed_template_8);
test_acipher_speed("cbc(des)", DECRYPT, sec, NULL, 0,
speed_template_8);
+ test_acipher_speed("cfb(des)", ENCRYPT, sec, NULL, 0,
+ speed_template_8);
+ test_acipher_speed("cfb(des)", DECRYPT, sec, NULL, 0,
+ speed_template_8);
+ test_acipher_speed("ofb(des)", ENCRYPT, sec, NULL, 0,
+ speed_template_8);
+ test_acipher_speed("ofb(des)", DECRYPT, sec, NULL, 0,
+ speed_template_8);
break;

case 503:
--
1.7.7.6