tests/crypto: Use the IEC binary prefix definitions

It eases code review, unit is explicit.

Patch generated using:

  $ git grep -n '[<>][<>]= ?[1-5]0'

and modified manually.
Suggested-by: NEric Blake <eblake@redhat.com>
Signed-off-by: NPhilippe Mathieu-Daudé <f4bug@amsat.org>
Message-Id: <20180625124238.25339-45-f4bug@amsat.org>
Signed-off-by: NPaolo Bonzini <pbonzini@redhat.com>

tests/benchmark-crypto-cipher.c

@@ -11,6 +11,7 @@
  * top-level directory.
  */
 #include "qemu/osdep.h"
+#include "qemu/units.h"
 #include "crypto/init.h"
 #include "crypto/cipher.h"
 
@@ -56,8 +57,7 @@ static void test_cipher_speed(const void *opaque)
         total += chunk_size;
     } while (g_test_timer_elapsed() < 5.0);
 
-    total /= 1024 * 1024; /* to MB */
-
+    total /= MiB;
     g_print("cbc(aes128): ");
     g_print("Testing chunk_size %zu bytes ", chunk_size);
     g_print("done: %.2f MB in %.2f secs: ", total, g_test_timer_last());
@@ -78,7 +78,7 @@ int main(int argc, char **argv)
     g_test_init(&argc, &argv, NULL);
     g_assert(qcrypto_init(NULL) == 0);
 
-    for (i = 512; i <= (64 * 1204); i *= 2) {
+    for (i = 512; i <= 64 * KiB; i *= 2) {
         memset(name, 0 , sizeof(name));
         snprintf(name, sizeof(name), "/crypto/cipher/speed-%zu", i);
         g_test_add_data_func(name, (void *)i, test_cipher_speed);

tests/benchmark-crypto-hash.c

@@ -11,6 +11,7 @@
  * top-level directory.
  */
 #include "qemu/osdep.h"
+#include "qemu/units.h"
 #include "crypto/init.h"
 #include "crypto/hash.h"
 
@@ -39,7 +40,7 @@ static void test_hash_speed(const void *opaque)
         total += chunk_size;
     } while (g_test_timer_elapsed() < 5.0);
 
-    total /= 1024 * 1024; /* to MB */
+    total /= MiB;
     g_print("sha256: ");
     g_print("Testing chunk_size %zu bytes ", chunk_size);
     g_print("done: %.2f MB in %.2f secs: ", total, g_test_timer_last());
@@ -57,7 +58,7 @@ int main(int argc, char **argv)
     g_test_init(&argc, &argv, NULL);
     g_assert(qcrypto_init(NULL) == 0);
 
-    for (i = 512; i <= (64 * 1204); i *= 2) {
+    for (i = 512; i <= 64 * KiB; i *= 2) {
         memset(name, 0 , sizeof(name));
         snprintf(name, sizeof(name), "/crypto/hash/speed-%zu", i);
         g_test_add_data_func(name, (void *)i, test_hash_speed);

tests/benchmark-crypto-hmac.c

@@ -11,6 +11,7 @@
  * top-level directory.
  */
 #include "qemu/osdep.h"
+#include "qemu/units.h"
 #include "crypto/init.h"
 #include "crypto/hmac.h"
 
@@ -53,8 +54,7 @@ static void test_hmac_speed(const void *opaque)
         total += chunk_size;
     } while (g_test_timer_elapsed() < 5.0);
 
-    total /= 1024 * 1024; /* to MB */
-
+    total /= MiB;
     g_print("hmac(sha256): ");
     g_print("Testing chunk_size %zu bytes ", chunk_size);
     g_print("done: %.2f MB in %.2f secs: ", total, g_test_timer_last());
@@ -72,7 +72,7 @@ int main(int argc, char **argv)
     g_test_init(&argc, &argv, NULL);
     g_assert(qcrypto_init(NULL) == 0);
 
-    for (i = 512; i <= (64 * 1204); i *= 2) {
+    for (i = 512; i <= 64 * KiB; i *= 2) {
         memset(name, 0 , sizeof(name));
         snprintf(name, sizeof(name), "/crypto/hmac/speed-%zu", i);
         g_test_add_data_func(name, (void *)i, test_hmac_speed);