1 files changed, 95 insertions, 0 deletions
diff --git a/bench/key-proc.c b/bench/key-proc.c
new file mode 100644
index 0000000..255f033
--- /dev/null
+++ b/bench/key-proc.c
@@ -0,0 +1,95 @@
+/*
+ * Copyright © 2012 Ran Benita <ran234@gmail.com>
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a
+ * copy of this software and associated documentation files (the "Software"),
+ * to deal in the Software without restriction, including without limitation
+ * the rights to use, copy, modify, merge, publish, distribute, sublicense,
+ * and/or sell copies of the Software, and to permit persons to whom the
+ * Software is furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice (including the next
+ * paragraph) shall be included in all copies or substantial portions of the
+ * Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL
+ * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
+ * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
+ * DEALINGS IN THE SOFTWARE.
+ */
+
+#include <stdlib.h>
+#include <time.h>
+
+#include "../test/test.h"
+
+#define BENCHMARK_ITERATIONS 20000000
+
+static void
+bench(struct xkb_state *state)
+{
+    int8_t keys[256] = { 0 };
+    xkb_keycode_t keycode;
+    xkb_keysym_t keysym;
+    int i;
+
+    for (i = 0; i < BENCHMARK_ITERATIONS; i++) {
+        keycode = (rand() % (255 - 9)) + 9;
+        if (keys[keycode]) {
+            xkb_state_update_key(state, keycode, XKB_KEY_UP);
+            keys[keycode] = 0;
+            keysym = xkb_state_key_get_one_sym(state, keycode);
+            (void) keysym;
+        } else {
+            xkb_state_update_key(state, keycode, XKB_KEY_DOWN);
+            keys[keycode] = 1;
+        }
+    }
+}
+
+int
+main(void)
+{
+    struct xkb_context *ctx;
+    struct xkb_keymap *keymap;
+    struct xkb_state *state;
+    struct timespec start, stop, elapsed;
+
+    ctx = test_get_context(0);
+    assert(ctx);
+
+    keymap = test_compile_rules(ctx, "evdev", "pc104", "us,ru,il,de",
+                                ",,,neo", "grp:menu_toggle");
+    assert(keymap);
+
+    state = xkb_state_new(keymap);
+    assert(state);
+
+    xkb_context_set_log_level(ctx, XKB_LOG_LEVEL_CRITICAL);
+    xkb_context_set_log_verbosity(ctx, 0);
+
+    srand(time(NULL));
+
+    clock_gettime(CLOCK_MONOTONIC, &start);
+    bench(state);
+    clock_gettime(CLOCK_MONOTONIC, &stop);
+
+    elapsed.tv_sec = stop.tv_sec - start.tv_sec;
+    elapsed.tv_nsec = stop.tv_nsec - start.tv_nsec;
+    if (elapsed.tv_nsec < 0) {
+        elapsed.tv_nsec += 1000000000;
+        elapsed.tv_sec--;
+    }
+
+    fprintf(stderr, "ran %d iterations in %ld.%09lds\n",
+            BENCHMARK_ITERATIONS, elapsed.tv_sec, elapsed.tv_nsec);
+
+    xkb_state_unref(state);
+    xkb_keymap_unref(keymap);
+    xkb_context_unref(ctx);
+
+    return 0;
+}