From c777194f0a8d00bcb4e1dc89beebcadf2249ddc0 Mon Sep 17 00:00:00 2001
From: Stef Walter <stef@thewalter.net>
Date: Mon, 12 Aug 2013 12:09:27 +0200
Subject: trust: Add test tool for creating BasicConstraints

---
 trust/tests/Makefile.am |   1 +
 trust/tests/frob-bc.c   | 101 ++++++++++++++++++++++++++++++++++++++++++++++++
 2 files changed, 102 insertions(+)
 create mode 100644 trust/tests/frob-bc.c

(limited to 'trust')

diff --git a/trust/tests/Makefile.am b/trust/tests/Makefile.am
index 53775df..c1e8127 100644
--- a/trust/tests/Makefile.am
+++ b/trust/tests/Makefile.am
@@ -61,6 +61,7 @@ noinst_PROGRAMS = \
 	frob-token \
 	frob-nss-trust \
 	frob-cert \
+	frob-bc \
 	frob-ku \
 	frob-eku \
 	frob-ext \
diff --git a/trust/tests/frob-bc.c b/trust/tests/frob-bc.c
new file mode 100644
index 0000000..762f8c5
--- /dev/null
+++ b/trust/tests/frob-bc.c
@@ -0,0 +1,101 @@
+/*
+ * Copyright (c) 2013 Red Hat Inc.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ *
+ *     * Redistributions of source code must retain the above
+ *       copyright notice, this list of conditions and the
+ *       following disclaimer.
+ *     * 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.
+ *     * The names of contributors to this software may not be
+ *       used to endorse or promote products derived from this
+ *       software without specific prior written permission.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS 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
+ * COPYRIGHT OWNER 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.
+ *
+ * Author: Stef Walter <stefw@gnome.org>
+ */
+
+#include "config.h"
+#include "compat.h"
+
+#include <libtasn1.h>
+
+#include <assert.h>
+#include <stdio.h>
+#include <stdlib.h>
+#include <string.h>
+
+#include "pkix.asn.h"
+
+#define err_if_fail(ret, msg) \
+	do { if ((ret) != ASN1_SUCCESS) { \
+		fprintf (stderr, "%s: %s\n", msg, asn1_strerror (ret)); \
+		exit (1); \
+	} } while (0)
+
+int
+main (int argc,
+      char *argv[])
+{
+	char message[ASN1_MAX_ERROR_DESCRIPTION_SIZE] = { 0, };
+	node_asn *definitions = NULL;
+	node_asn *ext = NULL;
+	char *buf;
+	int len;
+	int ret;
+
+	ret = asn1_array2tree (pkix_asn1_tab, &definitions, message);
+	if (ret != ASN1_SUCCESS) {
+		fprintf (stderr, "definitions: %s\n", message);
+		return 1;
+	}
+
+	ret = asn1_create_element (definitions, "PKIX1.BasicConstraints", &ext);
+	err_if_fail (ret, "BasicConstraints");
+
+	if (argc > 1) {
+		ret = asn1_write_value (ext, "cA", argv[1], 1);
+		err_if_fail (ret, "cA");
+	}
+
+	ret = asn1_write_value (ext, "pathLenConstraint", NULL, 0);
+	err_if_fail (ret, "pathLenConstraint");
+
+	len = 0;
+	ret = asn1_der_coding (ext, "", NULL, &len, message);
+	assert (ret == ASN1_MEM_ERROR);
+
+	buf = malloc (len);
+	assert (buf != NULL);
+	ret = asn1_der_coding (ext, "", buf, &len, message);
+	if (ret != ASN1_SUCCESS) {
+		fprintf (stderr, "asn1_der_coding: %s\n", message);
+		return 1;
+	}
+
+	fwrite (buf, 1, len, stdout);
+	fflush (stdout);
+
+	free (buf);
+	asn1_delete_structure (&ext);
+	asn1_delete_structure (&definitions);
+
+	return 0;
+}
-- 
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