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Unified Diff: third_party/libteken/teken/stress/teken_stress.c

Issue 1127823002: Add libteken (from FreeBSD) to third_party. (Closed) Base URL: https://github.com/domokit/mojo.git@master
Patch Set: Created 5 years, 7 months ago
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Index: third_party/libteken/teken/stress/teken_stress.c
diff --git a/third_party/libteken/teken/stress/teken_stress.c b/third_party/libteken/teken/stress/teken_stress.c
new file mode 100644
index 0000000000000000000000000000000000000000..4ff94fd8ba0755f44e74aa34558eadbfb7866362
--- /dev/null
+++ b/third_party/libteken/teken/stress/teken_stress.c
@@ -0,0 +1,122 @@
+/*-
+ * Copyright (c) 2008-2009 Ed Schouten <ed@FreeBSD.org>
+ * All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ * 1. Redistributions of source code must retain the above copyright
+ * notice, this list of conditions and the following disclaimer.
+ * 2. Redistributions in binary form must reproduce the above copyright
+ * notice, this list of conditions and the following disclaimer in the
+ * documentation and/or other materials provided with the distribution.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
+ * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+ * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
+ * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
+ * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
+ * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
+ * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
+ * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
+ * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
+ * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
+ * SUCH DAMAGE.
+ *
+ * $FreeBSD: head/sys/teken/stress/teken_stress.c 226100 2011-10-07 12:42:03Z ed $
+ */
+
+#include <sys/cdefs.h>
+
+#include <fcntl.h>
+#include <inttypes.h>
+#include <stdio.h>
+#include <stdlib.h>
+#include <unistd.h>
+
+#include <teken.h>
+
+static tf_bell_t stress_bell;
+static tf_cursor_t stress_cursor;
+static tf_putchar_t stress_putchar;
+static tf_fill_t stress_fill;
+static tf_copy_t stress_copy;
+static tf_param_t stress_param;
+static tf_respond_t stress_respond;
+
+static teken_funcs_t tf = {
+ .tf_bell = stress_bell,
+ .tf_cursor = stress_cursor,
+ .tf_putchar = stress_putchar,
+ .tf_fill = stress_fill,
+ .tf_copy = stress_copy,
+ .tf_param = stress_param,
+ .tf_respond = stress_respond,
+};
+
+static void
+stress_bell(void *s __unused)
+{
+}
+
+static void
+stress_cursor(void *s __unused, const teken_pos_t *p __unused)
+{
+}
+
+static void
+stress_putchar(void *s __unused, const teken_pos_t *p __unused,
+ teken_char_t c __unused, const teken_attr_t *a __unused)
+{
+}
+
+static void
+stress_fill(void *s __unused, const teken_rect_t *r __unused,
+ teken_char_t c __unused, const teken_attr_t *a __unused)
+{
+}
+
+static void
+stress_copy(void *s __unused, const teken_rect_t *r __unused,
+ const teken_pos_t *p __unused)
+{
+}
+
+static void
+stress_param(void *s __unused, int cmd __unused, unsigned int value __unused)
+{
+}
+
+static void
+stress_respond(void *s __unused, const void *buf __unused, size_t len __unused)
+{
+}
+
+static const char replacement[] =
+ { 0x1b, '[', '0', '1', '2', '3', '4', '5', '6', '7', '8', '9', ';' };
+
+int
+main(int argc __unused, char *argv[] __unused)
+{
+ teken_t t;
+ unsigned int i, iteration = 0;
+ unsigned char buf[2048];
+
+
+ teken_init(&t, &tf, NULL);
+
+ for (;;) {
+ arc4random_buf(buf, sizeof buf);
+ for (i = 0; i < sizeof buf; i++) {
+ if (buf[i] >= 0x80)
+ buf[i] =
+ replacement[buf[i] % sizeof replacement];
+ }
+
+ teken_input(&t, buf, sizeof buf);
+
+ iteration++;
+ if ((iteration % 10000) == 0)
+ printf("Processed %u frames\n", iteration);
+ }
+}

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