From 9620f76a210d9d8c1aaff25e99d6dc513f87e6e9 Mon Sep 17 00:00:00 2001
From: Daniel Baumann <daniel.baumann@progress-linux.org>
Date: Mon, 6 May 2024 04:23:56 +0200
Subject: Adding upstream version 1.8.27.

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
---
 lib/util/regress/vsyslog/vsyslog_test.c | 131 ++++++++++++++++++++++++++++++++
 1 file changed, 131 insertions(+)
 create mode 100644 lib/util/regress/vsyslog/vsyslog_test.c

(limited to 'lib/util/regress/vsyslog/vsyslog_test.c')

diff --git a/lib/util/regress/vsyslog/vsyslog_test.c b/lib/util/regress/vsyslog/vsyslog_test.c
new file mode 100644
index 0000000..70a8d0d
--- /dev/null
+++ b/lib/util/regress/vsyslog/vsyslog_test.c
@@ -0,0 +1,131 @@
+/*
+ * Copyright (c) 2017 Todd C. Miller <Todd.Miller@sudo.ws>
+ *
+ * Permission to use, copy, modify, and distribute this software for any
+ * purpose with or without fee is hereby granted, provided that the above
+ * copyright notice and this permission notice appear in all copies.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
+ * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
+ * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
+ * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
+ * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
+ * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
+ * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
+ */
+
+#include <config.h>
+
+#include <sys/types.h>
+#include <stdio.h>
+#include <stdlib.h>
+#include <stdarg.h>
+#ifdef HAVE_STRING_H
+# include <string.h>
+#endif /* HAVE_STRING_H */
+#ifdef HAVE_STRINGS_H
+# include <strings.h>
+#endif /* HAVE_STRINGS_H */
+#ifdef HAVE_STDBOOL_H
+# include <stdbool.h>
+#else
+# include "compat/stdbool.h"
+#endif
+#include <errno.h>
+
+#include "sudo_compat.h"
+#include "sudo_fatal.h"
+#include "sudo_util.h"
+
+__dso_public int main(int argc, char *argv[]);
+
+/*
+ * Test that sudo_vsyslog() works as expected.
+ */
+static char *expected_result;
+static int errors;
+static int ntests;
+
+/*
+ * Dummy version of syslog to verify the message
+ */
+void
+syslog(int priority, const char *fmt, ...)
+{
+    va_list ap;
+    const char *msg;
+
+    if (strcmp(fmt, "%s") != 0)
+	sudo_fatalx_nodebug("Expected syslog format \"%%s\", got \"%s\"", fmt);
+
+    va_start(ap, fmt);
+    msg = va_arg(ap, char *);
+    if (strcmp(msg, expected_result) != 0) {
+	sudo_warnx_nodebug("Expected \"%s\", got \"%s\"", expected_result, msg);
+	errors++;
+    } else {
+	ntests++;
+    }
+    va_end(ap);
+}
+
+static void
+test_vsyslog(int priority, const char *fmt, ...)
+{
+    va_list ap;
+
+    va_start(ap, fmt);
+    sudo_vsyslog(priority, fmt, ap);
+    va_end(ap);
+}
+
+int
+main(int argc, char *argv[])
+{
+    char buf1[1024 * 16], buf2[1024 * 16];
+    initprogname(argc > 0 ? argv[0] : "vsyslog_test");
+
+    /* Test small buffer. */
+    expected_result = "sudo:  millert : TTY=ttypa ; PWD=/etc/mail ; USER=root ; TSID=000AB0 ; COMMAND=/usr/sbin/newaliases";
+    test_vsyslog(0,
+	"%s:  %s : TTY=%s ; PWD=%s ; USER=%s ; TSID=%s ; COMMAND=%s",
+	"sudo", "millert", "ttypa", "/etc/mail", "root", "000AB0",
+	"/usr/sbin/newaliases");
+
+    /* Test small buffer w/ errno. */
+    snprintf(buf1, sizeof(buf1),
+	 "unable to open %s: %s", "/var/log/sudo-io/seq", strerror(ENOENT));
+    expected_result = buf1;
+    errno = ENOENT;
+    test_vsyslog(0, "unable to open %s: %m", "/var/log/sudo-io/seq");
+
+    /* Test large buffer > 8192 bytes. */
+    memset(buf1, 'a', 8192);
+    buf1[8192] = '\0';
+    expected_result = buf1;
+    test_vsyslog(0, "%s", buf1);
+
+    /* Test large buffer w/ errno > 8192 bytes. */
+    memset(buf1, 'b', 8184);
+    buf1[8184] = '\0';
+    snprintf(buf2, sizeof(buf2), "%s: %s", buf1, strerror(EINVAL));
+    expected_result = buf2;
+    errno = EINVAL;
+    test_vsyslog(0, "%s: %m", buf1);
+
+    /* Test large format string > 8192 bytes, expect truncation to 2048. */
+    memset(buf1, 'b', 8184);
+    buf1[8184] = '\0';
+    snprintf(buf2, sizeof(buf2), "%.*s", 2047, buf1);
+    expected_result = buf2;
+    test_vsyslog(0, buf1);
+
+    if (ntests != 0) {
+	printf("%s: %d tests run, %d errors, %d%% success rate\n",
+	    getprogname(), ntests, errors, (ntests - errors) * 100 / ntests);
+    } else {
+	printf("%s: error, no tests run!\n", getprogname());
+	errors = 1;
+    }
+    exit(errors);
+}
-- 
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