240 lines
		
	
	
		
			7.3 KiB
		
	
	
	
		
			C
		
	
	
	
	
	
			
		
		
	
	
			240 lines
		
	
	
		
			7.3 KiB
		
	
	
	
		
			C
		
	
	
	
	
	
/*
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 * Copyright (c) 2005 Kungliga Tekniska Högskolan
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 * (Royal Institute of Technology, Stockholm, Sweden).
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 * All rights reserved.
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 *
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 * Redistribution and use in source and binary forms, with or without
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 * modification, are permitted provided that the following conditions
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 * are met:
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 *
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 * 1. Redistributions of source code must retain the above copyright
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 *    notice, this list of conditions and the following disclaimer.
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 *
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 * 2. Redistributions in binary form must reproduce the above copyright
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 *    notice, this list of conditions and the following disclaimer in the
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 *    documentation and/or other materials provided with the distribution.
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 *
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 * 3. Neither the name of KTH nor the names of its contributors may be
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 *    used to endorse or promote products derived from this software without
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 *    specific prior written permission.
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 *
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 * THIS SOFTWARE IS PROVIDED BY KTH AND ITS CONTRIBUTORS ``AS IS'' AND ANY
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 * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
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 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL KTH OR ITS CONTRIBUTORS BE
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 * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
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 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
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 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR
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 * BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
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 * WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR
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 * OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF
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 * ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. */
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#include "krb5_locl.h"
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#include <err.h>
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static void
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print_addr(krb5_context context, const char *addr)
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{
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    krb5_addresses addresses;
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    krb5_error_code ret;
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    char buf[38];
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    char buf2[1000];
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    size_t len;
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    int i;
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    ret = krb5_parse_address(context, addr, &addresses);
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    if (ret)
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	krb5_err(context, 1, ret, "krb5_parse_address");
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    if (addresses.len < 1)
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	krb5_err(context, 1, ret, "too few addresses");
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    for (i = 0; i < addresses.len; i++) {
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	krb5_print_address(&addresses.val[i], buf, sizeof(buf), &len);
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#if 0
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	printf("addr %d: %s (%d/%d)\n", i, buf, (int)len, (int)strlen(buf));
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#endif
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	if (strlen(buf) > sizeof(buf))
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	    krb5_err(context, 1, ret, "len %d larger then buf %d",
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		     (int)strlen(buf), (int)sizeof(buf));
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	krb5_print_address(&addresses.val[i], buf2, sizeof(buf2), &len);
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#if 0
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	printf("addr %d: %s (%d/%d)\n", i, buf2, (int)len, (int)strlen(buf2));
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#endif
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	if (strlen(buf2) > sizeof(buf2))
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	    krb5_err(context, 1, ret, "len %d larger then buf %d",
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		     (int)strlen(buf2), (int)sizeof(buf2));
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    }
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    krb5_free_addresses(context, &addresses);
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}
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static void
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truncated_addr(krb5_context context, const char *addr,
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	       size_t truncate_len, size_t outlen)
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{
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    krb5_addresses addresses;
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    krb5_error_code ret;
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    char *buf;
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    size_t len;
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    buf = ecalloc(1, outlen + 1);
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    ret = krb5_parse_address(context, addr, &addresses);
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    if (ret)
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	krb5_err(context, 1, ret, "krb5_parse_address");
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    if (addresses.len != 1)
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	krb5_err(context, 1, ret, "addresses should be one");
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    krb5_print_address(&addresses.val[0], buf, truncate_len, &len);
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#if 0
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    printf("addr %s (%d/%d) should be %d\n", buf, (int)len, (int)strlen(buf), (int)outlen);
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#endif
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    if (truncate_len > strlen(buf) + 1)
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	krb5_err(context, 1, ret, "%s truncate_len %d larger then strlen %d source %s",
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		 buf, (int)truncate_len, (int)strlen(buf), addr);
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    if (outlen != len)
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	krb5_err(context, 1, ret, "%s: outlen %d != len %d",
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		 buf, (int)outlen, (int)strlen(buf));
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    krb5_print_address(&addresses.val[0], buf, outlen + 1, &len);
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#if 0
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    printf("addr %s (%d/%d)\n", buf, (int)len, (int)strlen(buf));
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#endif
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    if (len != outlen)
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	abort();
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    if (strlen(buf) != len)
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	abort();
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    krb5_free_addresses(context, &addresses);
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    free(buf);
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}
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static void
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check_truncation(krb5_context context, const char *addr)
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{
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    int i, len = strlen(addr);
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    truncated_addr(context, addr, len, len);
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    for (i = 0; i < len; i++)
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	truncated_addr(context, addr, i, len);
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}
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static void
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match_addr(krb5_context context, const char *range_addr,
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	   const char *one_addr, int match)
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{
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    krb5_addresses range, one;
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    krb5_error_code ret;
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    ret = krb5_parse_address(context, range_addr, &range);
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    if (ret)
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	krb5_err(context, 1, ret, "krb5_parse_address");
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    if (range.len != 1)
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	krb5_err(context, 1, ret, "wrong num of addresses");
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    ret = krb5_parse_address(context, one_addr, &one);
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    if (ret)
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	krb5_err(context, 1, ret, "krb5_parse_address");
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    if (one.len != 1)
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	krb5_err(context, 1, ret, "wrong num of addresses");
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    if (krb5_address_order(context, &range.val[0], &one.val[0]) == 0) {
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	if (!match)
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	    krb5_errx(context, 1, "match when one shouldn't be");
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    } else {
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	if (match)
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	    krb5_errx(context, 1, "no match when one should be");
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    }
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    krb5_free_addresses(context, &range);
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    krb5_free_addresses(context, &one);
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}
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#ifdef _MSC_VER
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/* For the truncation tests, calling strcpy_s() or strcat_s() with a
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   size of 0 results in the invalid parameter handler being invoked.
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   For the debug version, the runtime also throws an assert. */
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static void
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inv_param_handler(const wchar_t* expression,
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		  const wchar_t* function,
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		  const wchar_t* file,
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		  unsigned int line,
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		  uintptr_t pReserved)
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{
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    printf("Invalid parameter handler invoked for: %S in %S(%d) [%S]\n",
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	   function, file, line, expression);
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}
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static _invalid_parameter_handler _inv_old = NULL;
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#define SET_INVALID_PARAM_HANDLER _inv_old = _set_invalid_parameter_handler(inv_param_handler)
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#else
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#define SET_INVALID_PARAM_HANDLER ((void) 0)
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#endif
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int
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main(int argc, char **argv)
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{
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    krb5_context context;
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    krb5_error_code ret;
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    SET_INVALID_PARAM_HANDLER;
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    setprogname(argv[0]);
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    ret = krb5_init_context(&context);
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    if (ret)
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	errx (1, "krb5_init_context failed: %d", ret);
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    print_addr(context, "RANGE:127.0.0.0/8");
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    print_addr(context, "RANGE:127.0.0.0/24");
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    print_addr(context, "RANGE:IPv4:127.0.0.0-IPv4:127.0.0.255");
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    print_addr(context, "RANGE:130.237.237.4/29");
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#ifdef HAVE_IPV6
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    print_addr(context, "RANGE:2001:db8:1:2:3:4:1428:7ab/64");
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    print_addr(context, "RANGE:IPv6:fe80::209:6bff:fea0:e522/64");
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    print_addr(context, "RANGE:IPv6:fe80::-IPv6:fe80::ffff:ffff:ffff:ffff");
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    print_addr(context, "RANGE:fe80::-fe80::ffff:ffff:ffff:ffff");
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#endif
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    check_truncation(context, "IPv4:127.0.0.0");
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    check_truncation(context, "RANGE:IPv4:127.0.0.0-IPv4:127.0.0.255");
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#ifdef HAVE_IPV6
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    check_truncation(context, "IPv6:::");
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    check_truncation(context, "IPv6:::1");
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    check_truncation(context, "IPv6:2001:db8:1:2:3:4:1428:7ab");
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    check_truncation(context, "IPv6:fe80::209:0:0:0");
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    check_truncation(context, "IPv6:fe80::ffff:ffff:ffff:ffff");
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#endif
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    match_addr(context, "RANGE:127.0.0.0/8", "inet:127.0.0.0", 1);
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    match_addr(context, "RANGE:127.0.0.0/8", "inet:127.255.255.255", 1);
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    match_addr(context, "RANGE:127.0.0.0/8", "inet:128.0.0.0", 0);
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    match_addr(context, "RANGE:130.237.237.8/29", "inet:130.237.237.7", 0);
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    match_addr(context, "RANGE:130.237.237.8/29", "inet:130.237.237.8", 1);
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    match_addr(context, "RANGE:130.237.237.8/29", "inet:130.237.237.15", 1);
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    match_addr(context, "RANGE:130.237.237.8/29", "inet:130.237.237.16", 0);
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    krb5_free_context(context);
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    return 0;
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}
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