/*
 * gnome-keyring
 *
 * Copyright (C) 2008 Stefan Walter
 *
 * This program is free software; you can redistribute it and/or modify
 * it under the terms of the GNU Lesser General Public License as
 * published by the Free Software Foundation; either version 2.1 of
 * the License, or (at your option) any later version.
 *
 * This program is distributed in the hope that it will be useful, but
 * WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
 * Lesser General Public License for more details.
 *
 * You should have received a copy of the GNU Lesser General Public
 * License along with this program; if not, see
 * <http://www.gnu.org/licenses/>.
 *
 * Author: Stef Walter <stef@thewalter.net>
 */

#include "config.h"

#include "gcr-ssh-agent-util.h"

#include <glib.h>

#include <stdlib.h>
#include <stdio.h>
#include <string.h>

static struct {
	const char *filename;
	const char *encoded;
} PUBLIC_FILES[] = {
	{ SRCDIR "/gcr/fixtures/ssh-agent/id_rsa_test.pub",
	  "AAAAB3NzaC1yc2EAAAABIwAAAQEAoD6VKqkhay6pKHSRjAGWWfFPU8xfsi2gnOwP/B1UHDoztx3czhO+py/fTlhCnSP1jsjkrVIZcnzah2fUNFFRgS4+jROBtvbgHsS72V1E6+ZogV+mBJWWAhw0iPrmQ3Kvm38D3PByo5Y7yKO5kIG2LloYLjosJ5F4sx2xh0uz2wXNtnY1b5xhe2+VEksm9OB+FXaUkZC2fQrTNo8ZGFJQSFd8kUhIfbUDJmlYuZ+vvHM+A3Lc9rHyW4IPaRyxFQciRmb+ZQqU2uSdOXAhg17lskuX/q8yCI5Hy5eDicC222oUMdJTtYgwX4dQCU8TICWhxb3x4RCV+g7D99+tkIvv+w==" },
	{ SRCDIR "/gcr/fixtures/ssh-agent/id_dsa_test.pub",
	  "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" },
	{ SRCDIR "/gcr/fixtures/ssh-agent/identity.pub",
	  NULL }
};

#define COMMENT "A public key comment"

static void
test_parse_public (void)
{
	GBytes *input_bytes, *output_bytes;
	gchar *comment;
	guchar *data;
	const guchar *blob;
	gsize n_data;
	gchar *encoded;
	gsize i;

	for (i = 0; i < G_N_ELEMENTS (PUBLIC_FILES); ++i) {
		if (!g_file_get_contents (PUBLIC_FILES[i].filename, (gchar **)&data, &n_data, NULL))
			g_assert_not_reached ();

		input_bytes = g_bytes_new_take (data, n_data);
		output_bytes = _gcr_ssh_agent_parse_public_key (input_bytes, &comment);
		g_bytes_unref (input_bytes);
		if (PUBLIC_FILES[i].encoded == NULL) {
			g_assert (output_bytes == NULL);
		} else {
			g_assert (output_bytes);

			blob = g_bytes_get_data (output_bytes, &n_data);
			encoded = g_base64_encode (blob, n_data);
			g_bytes_unref (output_bytes);
			g_assert_cmpstr (encoded, ==, PUBLIC_FILES[i].encoded);
			g_free (encoded);

			g_assert_cmpstr (comment, ==, COMMENT);
			g_free (comment);
		}
	}
}

static void
test_canon_error (void)
{
	static const gchar input[] =
		"@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@\r\n"
		"@         WARNING: UNPROTECTED PRIVATE KEY FILE!          @\r\n"
		"@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@\n"
		"Permissions 0620 for '/home/foo/.ssh/id_rsa' are too open.\r\n"
		"It is required that your private key files are NOT accessible by others.\r\n"
		"This private key will be ignored.\r\n";
	static const gchar expected[] =
		"@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@\n"
		"@         WARNING: UNPROTECTED PRIVATE KEY FILE!          @\n"
		"@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@\n"
		"Permissions 0620 for '/home/foo/.ssh/id_rsa' are too open.\n"
		"It is required that your private key files are NOT accessible by others.\n"
		"This private key will be ignored.\n";
	gchar *p, *output;

	p = g_strdup (input);
	output = _gcr_ssh_agent_canon_error (p);

	g_assert (output == p);
	g_assert_cmpstr (expected, ==, output);

	g_free (p);
}

int
main (int argc, char **argv)
{
	g_test_init (&argc, &argv, NULL);

	g_test_add_func ("/ssh-agent/util/parse_public", test_parse_public);
	g_test_add_func ("/ssh-agent/util/canon_error", test_canon_error);

	return g_test_run ();
}