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authorAndré Fabian Silva Delgado <emulatorman@parabola.nu>2015-12-15 14:52:16 -0300
committerAndré Fabian Silva Delgado <emulatorman@parabola.nu>2015-12-15 14:52:16 -0300
commit8d91c1e411f55d7ea91b1183a2e9f8088fb4d5be (patch)
treee9891aa6c295060d065adffd610c4f49ecf884f3 /crypto/tcrypt.c
parenta71852147516bc1cb5b0b3cbd13639bfd4022dc8 (diff)
Linux-libre 4.3.2-gnu
Diffstat (limited to 'crypto/tcrypt.c')
-rw-r--r--crypto/tcrypt.c82
1 files changed, 59 insertions, 23 deletions
diff --git a/crypto/tcrypt.c b/crypto/tcrypt.c
index 9f6f10b49..2b00b617d 100644
--- a/crypto/tcrypt.c
+++ b/crypto/tcrypt.c
@@ -73,6 +73,22 @@ static char *check[] = {
"lzo", "cts", "zlib", NULL
};
+struct tcrypt_result {
+ struct completion completion;
+ int err;
+};
+
+static void tcrypt_complete(struct crypto_async_request *req, int err)
+{
+ struct tcrypt_result *res = req->data;
+
+ if (err == -EINPROGRESS)
+ return;
+
+ res->err = err;
+ complete(&res->completion);
+}
+
static int test_cipher_jiffies(struct blkcipher_desc *desc, int enc,
struct scatterlist *sg, int blen, int secs)
{
@@ -143,6 +159,20 @@ out:
return ret;
}
+static inline int do_one_aead_op(struct aead_request *req, int ret)
+{
+ if (ret == -EINPROGRESS || ret == -EBUSY) {
+ struct tcrypt_result *tr = req->base.data;
+
+ ret = wait_for_completion_interruptible(&tr->completion);
+ if (!ret)
+ ret = tr->err;
+ reinit_completion(&tr->completion);
+ }
+
+ return ret;
+}
+
static int test_aead_jiffies(struct aead_request *req, int enc,
int blen, int secs)
{
@@ -153,9 +183,9 @@ static int test_aead_jiffies(struct aead_request *req, int enc,
for (start = jiffies, end = start + secs * HZ, bcount = 0;
time_before(jiffies, end); bcount++) {
if (enc)
- ret = crypto_aead_encrypt(req);
+ ret = do_one_aead_op(req, crypto_aead_encrypt(req));
else
- ret = crypto_aead_decrypt(req);
+ ret = do_one_aead_op(req, crypto_aead_decrypt(req));
if (ret)
return ret;
@@ -177,9 +207,9 @@ static int test_aead_cycles(struct aead_request *req, int enc, int blen)
/* Warm-up run. */
for (i = 0; i < 4; i++) {
if (enc)
- ret = crypto_aead_encrypt(req);
+ ret = do_one_aead_op(req, crypto_aead_encrypt(req));
else
- ret = crypto_aead_decrypt(req);
+ ret = do_one_aead_op(req, crypto_aead_decrypt(req));
if (ret)
goto out;
@@ -191,9 +221,9 @@ static int test_aead_cycles(struct aead_request *req, int enc, int blen)
start = get_cycles();
if (enc)
- ret = crypto_aead_encrypt(req);
+ ret = do_one_aead_op(req, crypto_aead_encrypt(req));
else
- ret = crypto_aead_decrypt(req);
+ ret = do_one_aead_op(req, crypto_aead_decrypt(req));
end = get_cycles();
if (ret)
@@ -286,6 +316,7 @@ static void test_aead_speed(const char *algo, int enc, unsigned int secs,
char *axbuf[XBUFSIZE];
unsigned int *b_size;
unsigned int iv_len;
+ struct tcrypt_result result;
iv = kzalloc(MAX_IVLEN, GFP_KERNEL);
if (!iv)
@@ -321,6 +352,7 @@ static void test_aead_speed(const char *algo, int enc, unsigned int secs,
goto out_notfm;
}
+ init_completion(&result.completion);
printk(KERN_INFO "\ntesting speed of %s (%s) %s\n", algo,
get_driver_name(crypto_aead, tfm), e);
@@ -331,6 +363,9 @@ static void test_aead_speed(const char *algo, int enc, unsigned int secs,
goto out_noreq;
}
+ aead_request_set_callback(req, CRYPTO_TFM_REQ_MAY_BACKLOG,
+ tcrypt_complete, &result);
+
i = 0;
do {
b_size = aead_sizes;
@@ -749,22 +784,6 @@ out:
crypto_free_hash(tfm);
}
-struct tcrypt_result {
- struct completion completion;
- int err;
-};
-
-static void tcrypt_complete(struct crypto_async_request *req, int err)
-{
- struct tcrypt_result *res = req->data;
-
- if (err == -EINPROGRESS)
- return;
-
- res->err = err;
- complete(&res->completion);
-}
-
static inline int do_one_ahash_op(struct ahash_request *req, int ret)
{
if (ret == -EINPROGRESS || ret == -EBUSY) {
@@ -1759,14 +1778,27 @@ static int do_test(const char *alg, u32 type, u32 mask, int m)
case 211:
test_aead_speed("rfc4106(gcm(aes))", ENCRYPT, sec,
+ NULL, 0, 16, 16, aead_speed_template_20);
+ test_aead_speed("gcm(aes)", ENCRYPT, sec,
NULL, 0, 16, 8, aead_speed_template_20);
break;
case 212:
test_aead_speed("rfc4309(ccm(aes))", ENCRYPT, sec,
- NULL, 0, 16, 8, aead_speed_template_19);
+ NULL, 0, 16, 16, aead_speed_template_19);
+ break;
+
+ case 213:
+ test_aead_speed("rfc7539esp(chacha20,poly1305)", ENCRYPT, sec,
+ NULL, 0, 16, 8, aead_speed_template_36);
+ break;
+
+ case 214:
+ test_cipher_speed("chacha20", ENCRYPT, sec, NULL, 0,
+ speed_template_32);
break;
+
case 300:
if (alg) {
test_hash_speed(alg, sec, generic_hash_speed_template);
@@ -1855,6 +1887,10 @@ static int do_test(const char *alg, u32 type, u32 mask, int m)
test_hash_speed("crct10dif", sec, generic_hash_speed_template);
if (mode > 300 && mode < 400) break;
+ case 321:
+ test_hash_speed("poly1305", sec, poly1305_speed_template);
+ if (mode > 300 && mode < 400) break;
+
case 399:
break;