From f8e5c55a036f0e2e2a958e30456270f3f9eba933 Mon Sep 17 00:00:00 2001
From: Daniel Baumann <daniel.baumann@progress-linux.org>
Date: Sat, 27 Apr 2024 14:52:13 +0200
Subject: Adding upstream version 1.9.5p2.

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
---
 .../sudoers/regress/check_symbols/check_symbols.c  | 99 ++++++++++++++++++++++
 1 file changed, 99 insertions(+)
 create mode 100644 plugins/sudoers/regress/check_symbols/check_symbols.c

(limited to 'plugins/sudoers/regress/check_symbols/check_symbols.c')

diff --git a/plugins/sudoers/regress/check_symbols/check_symbols.c b/plugins/sudoers/regress/check_symbols/check_symbols.c
new file mode 100644
index 0000000..5a5e02b
--- /dev/null
+++ b/plugins/sudoers/regress/check_symbols/check_symbols.c
@@ -0,0 +1,99 @@
+/*
+ * SPDX-License-Identifier: ISC
+ *
+ * Copyright (c) 2012-2015 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 <stdio.h>
+#include <stdlib.h>
+#include <string.h>
+#include <errno.h>
+#include <limits.h>
+
+#include "sudo_compat.h"
+#include "sudo_dso.h"
+#include "sudo_util.h"
+#include "sudo_fatal.h"
+
+sudo_dso_public int main(int argc, char *argv[]);
+
+static void
+usage(void)
+{
+    fprintf(stderr, "usage: %s plugin.so symbols_file\n", getprogname());
+    exit(EXIT_FAILURE);
+}
+
+int
+main(int argc, char *argv[])
+{
+    void *handle, *sym;
+    const char *plugin_path;
+    const char *symbols_file;
+    char *cp, line[LINE_MAX];
+    FILE *fp;
+    int ntests = 0, errors = 0;
+
+    initprogname(argc > 0 ? argv[0] : "check_symbols");
+
+    if (argc != 3)
+	usage();
+    plugin_path = argv[1];
+    symbols_file = argv[2];
+
+    handle = sudo_dso_load(plugin_path, SUDO_DSO_LAZY|SUDO_DSO_GLOBAL);
+    if (handle == NULL) {
+	const char *errstr = sudo_dso_strerror();
+	sudo_fatalx_nodebug("unable to load %s: %s", plugin_path,
+	    errstr ? errstr : "unknown error");
+    }
+
+    fp = fopen(symbols_file, "r");
+    if (fp == NULL)
+	sudo_fatal_nodebug("unable to open %s", symbols_file);
+
+    while (fgets(line, sizeof(line), fp) != NULL) {
+	ntests++;
+	if ((cp = strchr(line, '\n')) != NULL)
+	    *cp = '\0';
+	sym = sudo_dso_findsym(handle, line);
+	if (sym == NULL) {
+	    const char *errstr = sudo_dso_strerror();
+	    printf("%s: test %d: unable to resolve symbol %s: %s\n",
+		getprogname(), ntests, line, errstr ? errstr : "unknown error");
+	    errors++;
+	}
+    }
+
+    /*
+     * Make sure unexported symbols are not available.
+     */
+    ntests++;
+    sym = sudo_dso_findsym(handle, "user_in_group");
+    if (sym != NULL) {
+	printf("%s: test %d: able to resolve local symbol user_in_group\n",
+	    getprogname(), ntests);
+	errors++;
+    }
+
+    sudo_dso_unload(handle);
+
+    printf("%s: %d tests run, %d errors, %d%% success rate\n", getprogname(),
+	ntests, errors, (ntests - errors) * 100 / ntests);
+
+    exit(errors);
+}
-- 
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