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/*
* Copyright (c) 2005 Kungliga Tekniska Högskolan
* (Royal Institute of Technology, Stockholm, Sweden).
* 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.
*
* 3. Neither the name of KTH nor the names of its contributors may be
* used to endorse or promote products derived from this software without
* specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY KTH AND ITS 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 KTH OR ITS 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. */
#include "krb5_locl.h"
#include <err.h>
static void
print_addr(krb5_context context, const char *addr)
{
krb5_addresses addresses;
krb5_error_code ret;
char buf[38];
char buf2[1000];
size_t len;
int i;
ret = krb5_parse_address(context, addr, &addresses);
if (ret)
krb5_err(context, 1, ret, "krb5_parse_address");
if (addresses.len < 1)
krb5_err(context, 1, ret, "too few addresses");
for (i = 0; i < addresses.len; i++) {
krb5_print_address(&addresses.val[i], buf, sizeof(buf), &len);
#if 0
printf("addr %d: %s (%d/%d)\n", i, buf, (int)len, (int)strlen(buf));
#endif
if (strlen(buf) > sizeof(buf))
krb5_err(context, 1, ret, "len %d larger then buf %d",
(int)strlen(buf), (int)sizeof(buf));
krb5_print_address(&addresses.val[i], buf2, sizeof(buf2), &len);
#if 0
printf("addr %d: %s (%d/%d)\n", i, buf2, (int)len, (int)strlen(buf2));
#endif
if (strlen(buf2) > sizeof(buf2))
krb5_err(context, 1, ret, "len %d larger then buf %d",
(int)strlen(buf2), (int)sizeof(buf2));
}
krb5_free_addresses(context, &addresses);
}
static void
truncated_addr(krb5_context context, const char *addr,
size_t truncate_len, size_t outlen)
{
krb5_addresses addresses;
krb5_error_code ret;
char *buf;
size_t len;
buf = ecalloc(1, outlen + 1);
ret = krb5_parse_address(context, addr, &addresses);
if (ret)
krb5_err(context, 1, ret, "krb5_parse_address");
if (addresses.len != 1)
krb5_err(context, 1, ret, "addresses should be one");
krb5_print_address(&addresses.val[0], buf, truncate_len, &len);
#if 0
printf("addr %s (%d/%d) should be %d\n", buf, (int)len, (int)strlen(buf), (int)outlen);
#endif
if (truncate_len > strlen(buf) + 1)
krb5_err(context, 1, ret, "%s truncate_len %d larger then strlen %d source %s",
buf, (int)truncate_len, (int)strlen(buf), addr);
if (outlen != len)
krb5_err(context, 1, ret, "%s: outlen %d != len %d",
buf, (int)outlen, (int)strlen(buf));
krb5_print_address(&addresses.val[0], buf, outlen + 1, &len);
#if 0
printf("addr %s (%d/%d)\n", buf, (int)len, (int)strlen(buf));
#endif
if (len != outlen)
abort();
if (strlen(buf) != len)
abort();
krb5_free_addresses(context, &addresses);
free(buf);
}
static void
check_truncation(krb5_context context, const char *addr)
{
int i, len = strlen(addr);
truncated_addr(context, addr, len, len);
for (i = 0; i < len; i++)
truncated_addr(context, addr, i, len);
}
static void
match_addr(krb5_context context, const char *range_addr,
const char *one_addr, int match)
{
krb5_addresses range, one;
krb5_error_code ret;
ret = krb5_parse_address(context, range_addr, &range);
if (ret)
krb5_err(context, 1, ret, "krb5_parse_address");
if (range.len != 1)
krb5_err(context, 1, ret, "wrong num of addresses");
ret = krb5_parse_address(context, one_addr, &one);
if (ret)
krb5_err(context, 1, ret, "krb5_parse_address");
if (one.len != 1)
krb5_err(context, 1, ret, "wrong num of addresses");
if (krb5_address_order(context, &range.val[0], &one.val[0]) == 0) {
if (!match)
krb5_errx(context, 1, "match when one shouldn't be");
} else {
if (match)
krb5_errx(context, 1, "no match when one should be");
}
krb5_free_addresses(context, &range);
krb5_free_addresses(context, &one);
}
#ifdef _MSC_VER
/* For the truncation tests, calling strcpy_s() or strcat_s() with a
size of 0 results in the invalid parameter handler being invoked.
For the debug version, the runtime also throws an assert. */
static void
inv_param_handler(const wchar_t* expression,
const wchar_t* function,
const wchar_t* file,
unsigned int line,
uintptr_t pReserved)
{
printf("Invalid parameter handler invoked for: %S in %S(%d) [%S]\n",
function, file, line, expression);
}
static _invalid_parameter_handler _inv_old = NULL;
#define SET_INVALID_PARAM_HANDLER _inv_old = _set_invalid_parameter_handler(inv_param_handler)
#else
#define SET_INVALID_PARAM_HANDLER ((void) 0)
#endif
int
main(int argc, char **argv)
{
krb5_context context;
krb5_error_code ret;
SET_INVALID_PARAM_HANDLER;
setprogname(argv[0]);
ret = krb5_init_context(&context);
if (ret)
errx (1, "krb5_init_context failed: %d", ret);
print_addr(context, "RANGE:127.0.0.0/8");
print_addr(context, "RANGE:127.0.0.0/24");
print_addr(context, "RANGE:IPv4:127.0.0.0-IPv4:127.0.0.255");
print_addr(context, "RANGE:130.237.237.4/29");
#ifdef HAVE_IPV6
print_addr(context, "RANGE:2001:db8:1:2:3:4:1428:7ab/64");
print_addr(context, "RANGE:IPv6:fe80::209:6bff:fea0:e522/64");
print_addr(context, "RANGE:IPv6:fe80::-IPv6:fe80::ffff:ffff:ffff:ffff");
print_addr(context, "RANGE:fe80::-fe80::ffff:ffff:ffff:ffff");
#endif
check_truncation(context, "IPv4:127.0.0.0");
check_truncation(context, "RANGE:IPv4:127.0.0.0-IPv4:127.0.0.255");
#ifdef HAVE_IPV6
check_truncation(context, "IPv6:::");
check_truncation(context, "IPv6:::1");
check_truncation(context, "IPv6:2001:db8:1:2:3:4:1428:7ab");
check_truncation(context, "IPv6:fe80::209:0:0:0");
check_truncation(context, "IPv6:fe80::ffff:ffff:ffff:ffff");
#endif
match_addr(context, "RANGE:127.0.0.0/8", "inet:127.0.0.0", 1);
match_addr(context, "RANGE:127.0.0.0/8", "inet:127.255.255.255", 1);
match_addr(context, "RANGE:127.0.0.0/8", "inet:128.0.0.0", 0);
match_addr(context, "RANGE:130.237.237.8/29", "inet:130.237.237.7", 0);
match_addr(context, "RANGE:130.237.237.8/29", "inet:130.237.237.8", 1);
match_addr(context, "RANGE:130.237.237.8/29", "inet:130.237.237.15", 1);
match_addr(context, "RANGE:130.237.237.8/29", "inet:130.237.237.16", 0);
krb5_free_context(context);
return 0;
}
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