Merge remote-tracking branch 'remotes/berrange/tags/pull-qcrypto-2017-07-18-2' into staging

Merge qcrypto 2017/07/18 v2

# gpg: Signature made Wed 19 Jul 2017 10:11:21 BST
# gpg:                using RSA key 0xBE86EBB415104FDF
# gpg: Good signature from "Daniel P. Berrange <dan@berrange.com>"
# gpg:                 aka "Daniel P. Berrange <berrange@redhat.com>"
# gpg: WARNING: This key is not certified with a trusted signature!
# gpg:          There is no indication that the signature belongs to the owner.
# Primary key fingerprint: DAF3 A6FD B26B 6291 2D0E  8E3F BE86 EBB4 1510 4FDF

* remotes/berrange/tags/pull-qcrypto-2017-07-18-2:
  tests: crypto: add hmac speed benchmark support
  tests: crypto: add hash speed benchmark support
  tests: crypto: add cipher speed benchmark support
  crypto: hmac: add af_alg-backend hmac support
  crypto: hash: add afalg-backend hash support
  crypto: cipher: add afalg-backend cipher support
  crypto: introduce some common functions for af_alg backend
  crypto: hmac: add hmac driver framework
  crypto: hmac: introduce qcrypto_hmac_ctx_new for glib-backend
  crypto: hmac: introduce qcrypto_hmac_ctx_new for nettle-backend
  crypto: hmac: introduce qcrypto_hmac_ctx_new for gcrypt-backend
  crypto: hmac: move crypto/hmac.h into include/crypto/
  crypto: hash: add hash driver framework
  crypto: cipher: add cipher driver framework
  crypto: cipher: introduce qcrypto_cipher_ctx_new for builtin-backend
  crypto: cipher: introduce qcrypto_cipher_ctx_new for nettle-backend
  crypto: cipher: introduce qcrypto_cipher_ctx_new for gcrypt-backend
  crypto: cipher: introduce context free function

Signed-off-by: Peter Maydell <peter.maydell@linaro.org>

1 files changed, 88 insertions, 0 deletions

diff --git a/tests/benchmark-crypto-cipher.c b/tests/benchmark-crypto-cipher.c
new file mode 100644
index 0000000000..c6a40929e4
--- /dev/null
+++ b/tests/benchmark-crypto-cipher.c
@@ -0,0 +1,88 @@
+/*
+ * QEMU Crypto cipher speed benchmark
+ *
+ * Copyright (c) 2017 HUAWEI TECHNOLOGIES CO., LTD.
+ *
+ * Authors:
+ *    Longpeng(Mike) <longpeng2@huawei.com>
+ *
+ * This work is licensed under the terms of the GNU GPL, version 2 or
+ * (at your option) any later version.  See the COPYING file in the
+ * top-level directory.
+ */
+#include "qemu/osdep.h"
+#include "crypto/init.h"
+#include "crypto/cipher.h"
+
+static void test_cipher_speed(const void *opaque)
+{
+    QCryptoCipher *cipher;
+    Error *err = NULL;
+    double total = 0.0;
+    size_t chunk_size = (size_t)opaque;
+    uint8_t *key = NULL, *iv = NULL;
+    uint8_t *plaintext = NULL, *ciphertext = NULL;
+    size_t nkey = qcrypto_cipher_get_key_len(QCRYPTO_CIPHER_ALG_AES_128);
+    size_t niv = qcrypto_cipher_get_iv_len(QCRYPTO_CIPHER_ALG_AES_128,
+                                           QCRYPTO_CIPHER_MODE_CBC);
+
+    key = g_new0(uint8_t, nkey);
+    memset(key, g_test_rand_int(), nkey);
+
+    iv = g_new0(uint8_t, niv);
+    memset(iv, g_test_rand_int(), niv);
+
+    ciphertext = g_new0(uint8_t, chunk_size);
+
+    plaintext = g_new0(uint8_t, chunk_size);
+    memset(plaintext, g_test_rand_int(), chunk_size);
+
+    cipher = qcrypto_cipher_new(QCRYPTO_CIPHER_ALG_AES_128,
+                                QCRYPTO_CIPHER_MODE_CBC,
+                                key, nkey, &err);
+    g_assert(cipher != NULL);
+
+    g_assert(qcrypto_cipher_setiv(cipher,
+                                  iv, niv,
+                                  &err) == 0);
+
+    g_test_timer_start();
+    do {
+        g_assert(qcrypto_cipher_encrypt(cipher,
+                                        plaintext,
+                                        ciphertext,
+                                        chunk_size,
+                                        &err) == 0);
+        total += chunk_size;
+    } while (g_test_timer_elapsed() < 5.0);
+
+    total /= 1024 * 1024; /* to MB */
+
+    g_print("cbc(aes128): ");
+    g_print("Testing chunk_size %ld bytes ", chunk_size);
+    g_print("done: %.2f MB in %.2f secs: ", total, g_test_timer_last());
+    g_print("%.2f MB/sec\n", total / g_test_timer_last());
+
+    qcrypto_cipher_free(cipher);
+    g_free(plaintext);
+    g_free(ciphertext);
+    g_free(iv);
+    g_free(key);
+}
+
+int main(int argc, char **argv)
+{
+    size_t i;
+    char name[64];
+
+    g_test_init(&argc, &argv, NULL);
+    g_assert(qcrypto_init(NULL) == 0);
+
+    for (i = 512; i <= (64 * 1204); i *= 2) {
+        memset(name, 0 , sizeof(name));
+        snprintf(name, sizeof(name), "/crypto/cipher/speed-%lu", i);
+        g_test_add_data_func(name, (void *)i, test_cipher_speed);
+    }
+
+    return g_test_run();
+}