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861 lines
26 KiB
C
861 lines
26 KiB
C
/*
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* testcode/unitdname.c - unit test for dname routines.
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*
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* Copyright (c) 2007, NLnet Labs. All rights reserved.
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*
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* This software is open source.
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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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* Redistributions of source code must retain the above copyright notice,
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* this list of conditions and the following disclaimer.
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*
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* Redistributions in binary form must reproduce the above copyright notice,
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* this list of conditions and the following disclaimer in the documentation
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* and/or other materials provided with the distribution.
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*
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* Neither the name of the NLNET LABS nor the names of its contributors may
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* be 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 THE COPYRIGHT HOLDERS AND CONTRIBUTORS
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* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
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* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
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* A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
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* HOLDER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
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* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED
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* TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
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* PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF
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* LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
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* NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
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* SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*
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*/
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/**
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* \file
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* Calls dname unit tests. Exits with code 1 on a failure.
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*/
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#include "config.h"
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#include "util/log.h"
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#include "testcode/unitmain.h"
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#include "util/data/dname.h"
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#include "sldns/sbuffer.h"
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#include "sldns/str2wire.h"
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/** put dname into buffer */
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static sldns_buffer*
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dname_to_buf(sldns_buffer* b, const char* str)
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{
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int e;
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size_t len = sldns_buffer_capacity(b);
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sldns_buffer_clear(b);
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e = sldns_str2wire_dname_buf(str, sldns_buffer_begin(b), &len);
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if(e != 0)
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fatal_exit("%s ldns: %s", __func__,
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sldns_get_errorstr_parse(e));
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sldns_buffer_set_position(b, len);
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sldns_buffer_flip(b);
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return b;
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}
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/** test query_dname_len function */
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static void
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dname_test_qdl(sldns_buffer* buff)
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{
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unit_show_func("util/data/dname.c", "query_dname_len");
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unit_assert( query_dname_len(buff) == 0);
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unit_assert( query_dname_len(dname_to_buf(buff, ".")) == 1 );
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unit_assert( query_dname_len(dname_to_buf(buff, "bla.foo.")) == 9 );
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unit_assert( query_dname_len(dname_to_buf(buff, "x.y.z.example.com."
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)) == 19 );
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}
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/** test query_dname_tolower */
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static void
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dname_test_qdtl(sldns_buffer* buff)
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{
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unit_show_func("util/data/dname.c", "query_dname_tolower");
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sldns_buffer_write_at(buff, 0, "\012abCDeaBCde\003cOm\000", 16);
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query_dname_tolower(sldns_buffer_begin(buff));
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unit_assert( memcmp(sldns_buffer_begin(buff),
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"\012abcdeabcde\003com\000", 16) == 0);
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sldns_buffer_write_at(buff, 0, "\001+\012abC{e-ZYXe\003NET\000", 18);
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query_dname_tolower(sldns_buffer_begin(buff));
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unit_assert( memcmp(sldns_buffer_begin(buff),
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"\001+\012abc{e-zyxe\003net\000", 18) == 0);
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sldns_buffer_write_at(buff, 0, "\000", 1);
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query_dname_tolower(sldns_buffer_begin(buff));
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unit_assert( memcmp(sldns_buffer_begin(buff), "\000", 1) == 0);
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sldns_buffer_write_at(buff, 0, "\002NL\000", 4);
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query_dname_tolower(sldns_buffer_begin(buff));
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unit_assert( memcmp(sldns_buffer_begin(buff), "\002nl\000", 4) == 0);
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}
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/** test query_dname_compare */
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static void
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dname_test_query_dname_compare(void)
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{
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unit_show_func("util/data/dname.c", "query_dname_compare");
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unit_assert(query_dname_compare((uint8_t*)"", (uint8_t*)"") == 0);
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unit_assert(query_dname_compare((uint8_t*)"\001a",
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(uint8_t*)"\001a") == 0);
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unit_assert(query_dname_compare((uint8_t*)"\003abc\001a",
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(uint8_t*)"\003abc\001a") == 0);
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unit_assert(query_dname_compare((uint8_t*)"\003aBc\001a",
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(uint8_t*)"\003AbC\001A") == 0);
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unit_assert(query_dname_compare((uint8_t*)"\003abc",
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(uint8_t*)"\003abc\001a") == -1);
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unit_assert(query_dname_compare((uint8_t*)"\003abc\001a",
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(uint8_t*)"\003abc") == +1);
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unit_assert(query_dname_compare((uint8_t*)"\003abc\001a",
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(uint8_t*)"") == +1);
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unit_assert(query_dname_compare((uint8_t*)"",
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(uint8_t*)"\003abc\001a") == -1);
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unit_assert(query_dname_compare((uint8_t*)"\003abc\001a",
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(uint8_t*)"\003xxx\001a") == -1);
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unit_assert(query_dname_compare((uint8_t*)"\003axx\001a",
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(uint8_t*)"\003abc\001a") == 1);
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unit_assert(query_dname_compare((uint8_t*)"\003abc\001a",
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(uint8_t*)"\003abc\001Z") == -1);
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unit_assert(query_dname_compare((uint8_t*)"\003abc\001Z",
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(uint8_t*)"\003abc\001a") == 1);
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}
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/** test dname_count_labels */
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static void
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dname_test_count_labels(void)
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{
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unit_show_func("util/data/dname.c", "dname_count_labels");
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unit_assert(dname_count_labels((uint8_t*)"") == 1);
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unit_assert(dname_count_labels((uint8_t*)"\003com") == 2);
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unit_assert(dname_count_labels((uint8_t*)"\003org") == 2);
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unit_assert(dname_count_labels((uint8_t*)"\007example\003com") == 3);
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unit_assert(dname_count_labels((uint8_t*)"\003bla\007example\003com")
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== 4);
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}
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/** test dname_count_size_labels */
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static void
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dname_test_count_size_labels(void)
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{
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size_t sz = 0;
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unit_show_func("util/data/dname.c", "dname_count_size_labels");
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unit_assert(dname_count_size_labels((uint8_t*)"", &sz) == 1);
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unit_assert(sz == 1);
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unit_assert(dname_count_size_labels((uint8_t*)"\003com", &sz) == 2);
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unit_assert(sz == 5);
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unit_assert(dname_count_size_labels((uint8_t*)"\003org", &sz) == 2);
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unit_assert(sz == 5);
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unit_assert(dname_count_size_labels((uint8_t*)"\007example\003com",
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&sz) == 3);
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unit_assert(sz == 13);
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unit_assert(dname_count_size_labels((uint8_t*)"\003bla\007example"
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"\003com", &sz) == 4);
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unit_assert(sz == 17);
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}
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/** test pkt_dname_len */
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static void
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dname_test_pkt_dname_len(sldns_buffer* buff)
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{
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unit_show_func("util/data/dname.c", "pkt_dname_len");
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sldns_buffer_clear(buff);
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sldns_buffer_write(buff, "\000", 1);
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sldns_buffer_flip(buff);
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unit_assert( pkt_dname_len(buff) == 1 );
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unit_assert( sldns_buffer_position(buff) == 1);
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sldns_buffer_clear(buff);
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sldns_buffer_write(buff, "\003org\000", 5);
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sldns_buffer_flip(buff);
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unit_assert( pkt_dname_len(buff) == 5 );
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unit_assert( sldns_buffer_position(buff) == 5);
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sldns_buffer_clear(buff);
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sldns_buffer_write(buff, "\002os\007example\003org\000", 16);
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sldns_buffer_flip(buff);
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unit_assert( pkt_dname_len(buff) == 16 );
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unit_assert( sldns_buffer_position(buff) == 16);
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/* invalid compression pointer: to self */
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sldns_buffer_clear(buff);
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sldns_buffer_write(buff, "\300\000os\007example\003org\000", 17);
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sldns_buffer_flip(buff);
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unit_assert( pkt_dname_len(buff) == 0 );
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/* valid compression pointer */
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sldns_buffer_clear(buff);
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sldns_buffer_write(buff, "\003com\000\040\300\000", 8);
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sldns_buffer_flip(buff);
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sldns_buffer_set_position(buff, 6);
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unit_assert( pkt_dname_len(buff) == 5 );
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unit_assert( sldns_buffer_position(buff) == 8);
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/* unknown label type */
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sldns_buffer_clear(buff);
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sldns_buffer_write(buff, "\002os\107example\003org\000", 16);
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sldns_buffer_flip(buff);
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unit_assert( pkt_dname_len(buff) == 0 );
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/* label too long */
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sldns_buffer_clear(buff);
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sldns_buffer_write(buff, "\002os\047example\003org\000", 16);
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sldns_buffer_flip(buff);
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unit_assert( pkt_dname_len(buff) == 0 );
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/* label exceeds packet */
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sldns_buffer_clear(buff);
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sldns_buffer_write(buff, "\002os\007example\007org\004", 16);
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sldns_buffer_flip(buff);
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unit_assert( pkt_dname_len(buff) == 0 );
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/* name very long */
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sldns_buffer_clear(buff);
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sldns_buffer_write(buff,
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"\020a1cdef5555544444"
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"\020a2cdef5555544444"
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"\020a3cdef5555544444"
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"\020a4cdef5555544444"
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"\020a5cdef5555544444"
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"\020a6cdef5555544444"
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"\020a7cdef5555544444"
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"\020a8cdef5555544444"
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"\020a9cdef5555544444"
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"\020aAcdef5555544444"
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"\020aBcdef5555544444"
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"\020aCcdef5555544444"
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"\020aDcdef5555544444"
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"\020aEcdef5555544444" /* 238 up to here */
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"\007aabbccd" /* 246 up to here */
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"\007example\000" /* 255 to here */
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, 255);
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sldns_buffer_flip(buff);
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unit_assert( pkt_dname_len(buff) == 255 );
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unit_assert( sldns_buffer_position(buff) == 255);
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/* name too long */
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sldns_buffer_clear(buff);
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sldns_buffer_write(buff,
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"\020a1cdef5555544444"
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"\020a2cdef5555544444"
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"\020a3cdef5555544444"
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"\020a4cdef5555544444"
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"\020a5cdef5555544444"
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"\020a6cdef5555544444"
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"\020a7cdef5555544444"
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"\020a8cdef5555544444"
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"\020a9cdef5555544444"
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"\020aAcdef5555544444"
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"\020aBcdef5555544444"
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"\020aCcdef5555544444"
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"\020aXcdef5555544444"
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"\020aXcdef5555544444"
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"\020aXcdef5555544444"
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"\020aDcdef5555544444"
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"\020aEcdef5555544444" /* 238 up to here */
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"\007aabbccd" /* 246 up to here */
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"\007example\000" /* 255 to here */
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, 255);
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sldns_buffer_flip(buff);
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unit_assert( pkt_dname_len(buff) == 0 );
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}
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/** test dname_lab_cmp */
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static void
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dname_test_dname_lab_cmp(void)
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{
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int ml = 0; /* number of labels that matched exactly */
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unit_show_func("util/data/dname.c", "dname_lab_cmp");
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/* test for equality succeeds */
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unit_assert(dname_lab_cmp((uint8_t*)"", 1, (uint8_t*)"", 1, &ml) == 0);
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unit_assert(ml == 1);
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unit_assert(dname_lab_cmp(
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(uint8_t*)"\003net", 2,
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(uint8_t*)"\003net", 2,
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&ml) == 0);
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unit_assert(ml == 2);
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unit_assert(dname_lab_cmp(
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(uint8_t*)"\007example\003net", 3,
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(uint8_t*)"\007example\003net", 3,
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&ml) == 0);
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unit_assert(ml == 3);
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unit_assert(dname_lab_cmp(
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(uint8_t*)"\004test\007example\003net", 4,
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(uint8_t*)"\004test\007example\003net", 4,
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&ml) == 0);
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unit_assert(ml == 4);
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/* root is smaller than anything else */
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unit_assert(dname_lab_cmp(
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(uint8_t*)"", 1,
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(uint8_t*)"\003net", 2,
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&ml) == -1);
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unit_assert(ml == 1);
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unit_assert(dname_lab_cmp(
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(uint8_t*)"\003net", 2,
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(uint8_t*)"", 1,
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&ml) == 1);
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unit_assert(ml == 1);
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unit_assert(dname_lab_cmp(
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(uint8_t*)"", 1,
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(uint8_t*)"\007example\003net", 3,
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&ml) == -1);
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unit_assert(ml == 1);
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unit_assert(dname_lab_cmp(
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(uint8_t*)"\007example\003net", 3,
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(uint8_t*)"", 1,
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&ml) == 1);
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unit_assert(ml == 1);
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/* label length makes a difference */
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unit_assert(dname_lab_cmp(
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(uint8_t*)"\004neta", 2,
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(uint8_t*)"\003net", 2,
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&ml) != 0);
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unit_assert(ml == 1);
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unit_assert(dname_lab_cmp(
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(uint8_t*)"\002ne", 2,
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(uint8_t*)"\004neta", 2,
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&ml) != 0);
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unit_assert(ml == 1);
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/* contents follow the zone apex */
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unit_assert(dname_lab_cmp(
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(uint8_t*)"\003bla\007example\003net", 4,
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(uint8_t*)"\007example\003net", 3,
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&ml) == 1);
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unit_assert(ml == 3);
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unit_assert(dname_lab_cmp(
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(uint8_t*)"\007example\003net", 3,
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(uint8_t*)"\003bla\007example\003net", 4,
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&ml) == -1);
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unit_assert(ml == 3);
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/* label content makes a difference */
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unit_assert(dname_lab_cmp(
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(uint8_t*)"\003aag\007example\003net", 4,
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(uint8_t*)"\003bla\007example\003net", 4,
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&ml) == -1);
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unit_assert(ml == 3);
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unit_assert(dname_lab_cmp(
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(uint8_t*)"\003aag\007example\003net", 4,
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(uint8_t*)"\003bla\007example\003net", 4,
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&ml) == -1);
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unit_assert(ml == 3);
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unit_assert(dname_lab_cmp(
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(uint8_t*)"\003bla\003aag\007example\003net", 5,
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(uint8_t*)"\003aag\003bla\007example\003net", 5,
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&ml) == -1);
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unit_assert(ml == 3);
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unit_assert(dname_lab_cmp(
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(uint8_t*)"\02sn\003opt\003aag\007example\003net", 6,
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(uint8_t*)"\02sn\003opt\003bla\007example\003net", 6,
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&ml) == -1);
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unit_assert(ml == 3);
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/* but lowercase/uppercase does not make a difference. */
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unit_assert(dname_lab_cmp(
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(uint8_t*)"\003bLa\007examPLe\003net", 4,
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(uint8_t*)"\003bla\007eXAmple\003nET", 4,
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&ml) == 0);
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unit_assert(ml == 4);
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}
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/** test dname_subdomain_c */
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static void
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dname_test_subdomain(void)
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{
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unit_show_func("util/data/dname.c", "dname_subdomain");
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unit_assert(dname_subdomain_c(
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(uint8_t*)"",
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(uint8_t*)""));
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unit_assert(dname_subdomain_c(
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(uint8_t*)"\003com",
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(uint8_t*)""));
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unit_assert(!dname_subdomain_c(
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(uint8_t*)"",
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(uint8_t*)"\003com"));
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unit_assert(dname_subdomain_c(
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(uint8_t*)"\007example\003com",
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(uint8_t*)"\003com"));
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unit_assert(!dname_subdomain_c(
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(uint8_t*)"\003com",
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(uint8_t*)"\007example\003com"));
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unit_assert(dname_subdomain_c(
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(uint8_t*)"\007example\003com",
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(uint8_t*)""));
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unit_assert(!dname_subdomain_c(
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(uint8_t*)"\003net",
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(uint8_t*)"\003com"));
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unit_assert(!dname_subdomain_c(
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(uint8_t*)"\003net",
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(uint8_t*)"\003org"));
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unit_assert(!dname_subdomain_c(
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(uint8_t*)"\007example\003net",
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(uint8_t*)"\003org"));
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unit_assert(!dname_subdomain_c(
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(uint8_t*)"\003net",
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(uint8_t*)"\007example\003org"));
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}
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/** test dname_strict_subdomain */
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static void
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dname_test_strict_subdomain(void)
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{
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unit_show_func("util/data/dname.c", "dname_strict_subdomain");
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unit_assert(!dname_strict_subdomain(
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(uint8_t*)"", 1,
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(uint8_t*)"", 1));
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unit_assert(dname_strict_subdomain(
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(uint8_t*)"\003com", 2,
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(uint8_t*)"", 1));
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unit_assert(!dname_strict_subdomain(
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(uint8_t*)"", 1,
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(uint8_t*)"\003com", 2));
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unit_assert(dname_strict_subdomain(
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(uint8_t*)"\007example\003com", 3,
|
|
(uint8_t*)"\003com", 2));
|
|
unit_assert(!dname_strict_subdomain(
|
|
(uint8_t*)"\003com", 2,
|
|
(uint8_t*)"\007example\003com", 3));
|
|
unit_assert(dname_strict_subdomain(
|
|
(uint8_t*)"\007example\003com", 3,
|
|
(uint8_t*)"", 1));
|
|
unit_assert(!dname_strict_subdomain(
|
|
(uint8_t*)"\003net", 2,
|
|
(uint8_t*)"\003com", 2));
|
|
unit_assert(!dname_strict_subdomain(
|
|
(uint8_t*)"\003net", 2,
|
|
(uint8_t*)"\003org", 2));
|
|
unit_assert(!dname_strict_subdomain(
|
|
(uint8_t*)"\007example\003net", 3,
|
|
(uint8_t*)"\003org", 2));
|
|
unit_assert(!dname_strict_subdomain(
|
|
(uint8_t*)"\003net", 2,
|
|
(uint8_t*)"\007example\003org", 3));
|
|
}
|
|
|
|
/** test dname_is_root */
|
|
static void
|
|
dname_test_isroot(void)
|
|
{
|
|
unit_show_func("util/data/dname.c", "dname_isroot");
|
|
unit_assert(dname_is_root((uint8_t*)"\000"));
|
|
unit_assert(!dname_is_root((uint8_t*)"\001a\000"));
|
|
unit_assert(!dname_is_root((uint8_t*)"\005abvcd\003com\000"));
|
|
/* malformed dname in this test, but should work */
|
|
unit_assert(!dname_is_root((uint8_t*)"\077a\000"));
|
|
unit_assert(dname_is_root((uint8_t*)"\000"));
|
|
}
|
|
|
|
/** test dname_remove_label */
|
|
static void
|
|
dname_test_removelabel(void)
|
|
{
|
|
uint8_t* orig = (uint8_t*)"\007example\003com\000";
|
|
uint8_t* n = orig;
|
|
size_t l = 13;
|
|
unit_show_func("util/data/dname.c", "dname_remove_label");
|
|
dname_remove_label(&n, &l);
|
|
unit_assert( n == orig+8 );
|
|
unit_assert( l == 5 );
|
|
dname_remove_label(&n, &l);
|
|
unit_assert( n == orig+12 );
|
|
unit_assert( l == 1 );
|
|
dname_remove_label(&n, &l);
|
|
unit_assert( n == orig+12 );
|
|
unit_assert( l == 1 );
|
|
}
|
|
|
|
/** test dname_signame_label_count */
|
|
static void
|
|
dname_test_sigcount(void)
|
|
{
|
|
unit_show_func("util/data/dname.c", "dname_signame_label_count");
|
|
unit_assert(dname_signame_label_count((uint8_t*)"\000") == 0);
|
|
unit_assert(dname_signame_label_count((uint8_t*)"\001*\000") == 0);
|
|
unit_assert(dname_signame_label_count((uint8_t*)"\003xom\000") == 1);
|
|
unit_assert(dname_signame_label_count(
|
|
(uint8_t*)"\001*\003xom\000") == 1);
|
|
unit_assert(dname_signame_label_count(
|
|
(uint8_t*)"\007example\003xom\000") == 2);
|
|
unit_assert(dname_signame_label_count(
|
|
(uint8_t*)"\001*\007example\003xom\000") == 2);
|
|
unit_assert(dname_signame_label_count(
|
|
(uint8_t*)"\003www\007example\003xom\000") == 3);
|
|
unit_assert(dname_signame_label_count(
|
|
(uint8_t*)"\001*\003www\007example\003xom\000") == 3);
|
|
}
|
|
|
|
/** test dname_is_wild routine */
|
|
static void
|
|
dname_test_iswild(void)
|
|
{
|
|
unit_show_func("util/data/dname.c", "dname_iswild");
|
|
unit_assert( !dname_is_wild((uint8_t*)"\000") );
|
|
unit_assert( dname_is_wild((uint8_t*)"\001*\000") );
|
|
unit_assert( !dname_is_wild((uint8_t*)"\003net\000") );
|
|
unit_assert( dname_is_wild((uint8_t*)"\001*\003net\000") );
|
|
}
|
|
|
|
/** test dname_canonical_compare */
|
|
static void
|
|
dname_test_canoncmp(void)
|
|
{
|
|
unit_show_func("util/data/dname.c", "dname_canonical_compare");
|
|
/* equality */
|
|
unit_assert( dname_canonical_compare(
|
|
(uint8_t*)"\000",
|
|
(uint8_t*)"\000"
|
|
) == 0);
|
|
unit_assert( dname_canonical_compare(
|
|
(uint8_t*)"\003net\000",
|
|
(uint8_t*)"\003net\000"
|
|
) == 0);
|
|
unit_assert( dname_canonical_compare(
|
|
(uint8_t*)"\007example\003net\000",
|
|
(uint8_t*)"\007example\003net\000"
|
|
) == 0);
|
|
unit_assert( dname_canonical_compare(
|
|
(uint8_t*)"\004test\007example\003net\000",
|
|
(uint8_t*)"\004test\007example\003net\000"
|
|
) == 0);
|
|
|
|
/* subdomains */
|
|
unit_assert( dname_canonical_compare(
|
|
(uint8_t*)"\003com",
|
|
(uint8_t*)"\000"
|
|
) == 1);
|
|
unit_assert( dname_canonical_compare(
|
|
(uint8_t*)"\000",
|
|
(uint8_t*)"\003com"
|
|
) == -1);
|
|
unit_assert( dname_canonical_compare(
|
|
(uint8_t*)"\007example\003com",
|
|
(uint8_t*)"\003com"
|
|
) == 1);
|
|
unit_assert( dname_canonical_compare(
|
|
(uint8_t*)"\003com",
|
|
(uint8_t*)"\007example\003com"
|
|
) == -1);
|
|
unit_assert( dname_canonical_compare(
|
|
(uint8_t*)"\007example\003com",
|
|
(uint8_t*)"\000"
|
|
) == 1);
|
|
unit_assert( dname_canonical_compare(
|
|
(uint8_t*)"\000",
|
|
(uint8_t*)"\007example\003com"
|
|
) == -1);
|
|
|
|
/* compare rightmost label */
|
|
unit_assert( dname_canonical_compare(
|
|
(uint8_t*)"\003com",
|
|
(uint8_t*)"\003net"
|
|
) == -1);
|
|
unit_assert( dname_canonical_compare(
|
|
(uint8_t*)"\003net",
|
|
(uint8_t*)"\003com"
|
|
) == 1);
|
|
unit_assert( dname_canonical_compare(
|
|
(uint8_t*)"\003net",
|
|
(uint8_t*)"\003org"
|
|
) == -1);
|
|
unit_assert( dname_canonical_compare(
|
|
(uint8_t*)"\007example\003net",
|
|
(uint8_t*)"\003org"
|
|
) == -1);
|
|
unit_assert( dname_canonical_compare(
|
|
(uint8_t*)"\003org",
|
|
(uint8_t*)"\007example\003net"
|
|
) == 1);
|
|
|
|
/* label length makes a difference; but only if rest is equal */
|
|
unit_assert( dname_canonical_compare(
|
|
(uint8_t*)"\004neta",
|
|
(uint8_t*)"\003net"
|
|
) == 1);
|
|
unit_assert( dname_canonical_compare(
|
|
(uint8_t*)"\002ne",
|
|
(uint8_t*)"\004neta"
|
|
) == -1);
|
|
|
|
/* label content */
|
|
unit_assert( dname_canonical_compare(
|
|
(uint8_t*)"\003aag\007example\003net",
|
|
(uint8_t*)"\003bla\007example\003net"
|
|
) == -1);
|
|
unit_assert( dname_canonical_compare(
|
|
(uint8_t*)"\003bla\007example\003net",
|
|
(uint8_t*)"\003aag\007example\003net"
|
|
) == 1);
|
|
unit_assert( dname_canonical_compare(
|
|
(uint8_t*)"\003bla\003aag\007example\003net",
|
|
(uint8_t*)"\003aag\003bla\007example\003net"
|
|
) == -1);
|
|
unit_assert( dname_canonical_compare(
|
|
(uint8_t*)"\02sn\003opt\003aag\007example\003net",
|
|
(uint8_t*)"\02sn\003opt\003bla\007example\003net"
|
|
) == -1);
|
|
|
|
/* lowercase during compare */
|
|
unit_assert( dname_canonical_compare(
|
|
(uint8_t*)"\003bLa\007examPLe\003net",
|
|
(uint8_t*)"\003bla\007eXAmple\003nET"
|
|
) == 0);
|
|
|
|
/* example from 4034 */
|
|
/* example a.example yljkjljk.a.example Z.a.example zABC.a.EXAMPLE
|
|
z.example \001.z.example *.z.example \200.z.example */
|
|
unit_assert( dname_canonical_compare(
|
|
(uint8_t*)"",
|
|
(uint8_t*)"\007example"
|
|
) == -1);
|
|
unit_assert( dname_canonical_compare(
|
|
(uint8_t*)"\007example",
|
|
(uint8_t*)"\001a\007example"
|
|
) == -1);
|
|
unit_assert( dname_canonical_compare(
|
|
(uint8_t*)"\001a\007example",
|
|
(uint8_t*)"\010yljkjljk\001a\007example"
|
|
) == -1);
|
|
unit_assert( dname_canonical_compare(
|
|
(uint8_t*)"\010yljkjljk\001a\007example",
|
|
(uint8_t*)"\001Z\001a\007example"
|
|
) == -1);
|
|
unit_assert( dname_canonical_compare(
|
|
(uint8_t*)"\001Z\001a\007example",
|
|
(uint8_t*)"\004zABC\001a\007EXAMPLE"
|
|
) == -1);
|
|
unit_assert( dname_canonical_compare(
|
|
(uint8_t*)"\004zABC\001a\007EXAMPLE",
|
|
(uint8_t*)"\001z\007example"
|
|
) == -1);
|
|
unit_assert( dname_canonical_compare(
|
|
(uint8_t*)"\001z\007example",
|
|
(uint8_t*)"\001\001\001z\007example"
|
|
) == -1);
|
|
unit_assert( dname_canonical_compare(
|
|
(uint8_t*)"\001\001\001z\007example",
|
|
(uint8_t*)"\001*\001z\007example"
|
|
) == -1);
|
|
unit_assert( dname_canonical_compare(
|
|
(uint8_t*)"\001*\001z\007example",
|
|
(uint8_t*)"\001\200\001z\007example"
|
|
) == -1);
|
|
/* same example in reverse */
|
|
unit_assert( dname_canonical_compare(
|
|
(uint8_t*)"\007example",
|
|
(uint8_t*)""
|
|
) == 1);
|
|
unit_assert( dname_canonical_compare(
|
|
(uint8_t*)"\001a\007example",
|
|
(uint8_t*)"\007example"
|
|
) == 1);
|
|
unit_assert( dname_canonical_compare(
|
|
(uint8_t*)"\010yljkjljk\001a\007example",
|
|
(uint8_t*)"\001a\007example"
|
|
) == 1);
|
|
unit_assert( dname_canonical_compare(
|
|
(uint8_t*)"\001Z\001a\007example",
|
|
(uint8_t*)"\010yljkjljk\001a\007example"
|
|
) == 1);
|
|
unit_assert( dname_canonical_compare(
|
|
(uint8_t*)"\004zABC\001a\007EXAMPLE",
|
|
(uint8_t*)"\001Z\001a\007example"
|
|
) == 1);
|
|
unit_assert( dname_canonical_compare(
|
|
(uint8_t*)"\001z\007example",
|
|
(uint8_t*)"\004zABC\001a\007EXAMPLE"
|
|
) == 1);
|
|
unit_assert( dname_canonical_compare(
|
|
(uint8_t*)"\001\001\001z\007example",
|
|
(uint8_t*)"\001z\007example"
|
|
) == 1);
|
|
unit_assert( dname_canonical_compare(
|
|
(uint8_t*)"\001*\001z\007example",
|
|
(uint8_t*)"\001\001\001z\007example"
|
|
) == 1);
|
|
unit_assert( dname_canonical_compare(
|
|
(uint8_t*)"\001\200\001z\007example",
|
|
(uint8_t*)"\001*\001z\007example"
|
|
) == 1);
|
|
/* same example for equality */
|
|
unit_assert( dname_canonical_compare(
|
|
(uint8_t*)"\007example",
|
|
(uint8_t*)"\007example"
|
|
) == 0);
|
|
unit_assert( dname_canonical_compare(
|
|
(uint8_t*)"\001a\007example",
|
|
(uint8_t*)"\001a\007example"
|
|
) == 0);
|
|
unit_assert( dname_canonical_compare(
|
|
(uint8_t*)"\010yljkjljk\001a\007example",
|
|
(uint8_t*)"\010yljkjljk\001a\007example"
|
|
) == 0);
|
|
unit_assert( dname_canonical_compare(
|
|
(uint8_t*)"\001Z\001a\007example",
|
|
(uint8_t*)"\001Z\001a\007example"
|
|
) == 0);
|
|
unit_assert( dname_canonical_compare(
|
|
(uint8_t*)"\004zABC\001a\007EXAMPLE",
|
|
(uint8_t*)"\004zABC\001a\007EXAMPLE"
|
|
) == 0);
|
|
unit_assert( dname_canonical_compare(
|
|
(uint8_t*)"\001z\007example",
|
|
(uint8_t*)"\001z\007example"
|
|
) == 0);
|
|
unit_assert( dname_canonical_compare(
|
|
(uint8_t*)"\001\001\001z\007example",
|
|
(uint8_t*)"\001\001\001z\007example"
|
|
) == 0);
|
|
unit_assert( dname_canonical_compare(
|
|
(uint8_t*)"\001*\001z\007example",
|
|
(uint8_t*)"\001*\001z\007example"
|
|
) == 0);
|
|
unit_assert( dname_canonical_compare(
|
|
(uint8_t*)"\001\200\001z\007example",
|
|
(uint8_t*)"\001\200\001z\007example"
|
|
) == 0);
|
|
}
|
|
|
|
/** Test dname_get_shared_topdomain */
|
|
static void
|
|
dname_test_topdomain(void)
|
|
{
|
|
unit_show_func("util/data/dname.c", "dname_get_shared_topdomain");
|
|
unit_assert( query_dname_compare(
|
|
dname_get_shared_topdomain(
|
|
(uint8_t*)"",
|
|
(uint8_t*)""),
|
|
(uint8_t*)"") == 0);
|
|
unit_assert( query_dname_compare(
|
|
dname_get_shared_topdomain(
|
|
(uint8_t*)"\003www\007example\003com",
|
|
(uint8_t*)"\003www\007example\003com"),
|
|
(uint8_t*)"\003www\007example\003com") == 0);
|
|
unit_assert( query_dname_compare(
|
|
dname_get_shared_topdomain(
|
|
(uint8_t*)"\003www\007example\003com",
|
|
(uint8_t*)"\003bla\007example\003com"),
|
|
(uint8_t*)"\007example\003com") == 0);
|
|
}
|
|
|
|
/** Test dname_valid */
|
|
static void
|
|
dname_test_valid(void)
|
|
{
|
|
unit_show_func("util/data/dname.c", "dname_valid");
|
|
unit_assert( dname_valid(
|
|
(uint8_t*)"\003www\007example\003com", 255) == 17);
|
|
unit_assert( dname_valid((uint8_t*)"", 255) == 1);
|
|
unit_assert( dname_valid( (uint8_t*)
|
|
"\020a1cdef5555544444"
|
|
"\020a2cdef5555544444"
|
|
"\020a3cdef5555544444"
|
|
"\020a4cdef5555544444"
|
|
"\020a5cdef5555544444"
|
|
"\020a6cdef5555544444"
|
|
"\020a7cdef5555544444"
|
|
"\020a8cdef5555544444"
|
|
"\020a9cdef5555544444"
|
|
"\020aAcdef5555544444"
|
|
"\020aBcdef5555544444"
|
|
"\020aCcdef5555544444"
|
|
"\020aDcdef5555544444"
|
|
"\020aEcdef5555544444" /* 238 up to here */
|
|
"\007aabbccd" /* 246 up to here */
|
|
"\007example\000" /* 255 to here */
|
|
, 255) == 255);
|
|
unit_assert( dname_valid( (uint8_t*)
|
|
"\020a1cdef5555544444"
|
|
"\020a2cdef5555544444"
|
|
"\020a3cdef5555544444"
|
|
"\020a4cdef5555544444"
|
|
"\020a5cdef5555544444"
|
|
"\020a6cdef5555544444"
|
|
"\020a7cdef5555544444"
|
|
"\020a8cdef5555544444"
|
|
"\020a9cdef5555544444"
|
|
"\020aAcdef5555544444"
|
|
"\020aBcdef5555544444"
|
|
"\020aCcdef5555544444"
|
|
"\020aDcdef5555544444"
|
|
"\020aEcdef5555544444" /* 238 up to here */
|
|
"\007aabbccd" /* 246 up to here */
|
|
"\010exampleX\000" /* 256 to here */
|
|
, 4096) == 0);
|
|
}
|
|
|
|
/** test pkt_dname_tolower */
|
|
static void
|
|
dname_test_pdtl(sldns_buffer* loopbuf, sldns_buffer* boundbuf)
|
|
{
|
|
unit_show_func("util/data/dname.c", "pkt_dname_tolower");
|
|
pkt_dname_tolower(loopbuf, sldns_buffer_at(loopbuf, 12));
|
|
pkt_dname_tolower(boundbuf, sldns_buffer_at(boundbuf, 12));
|
|
}
|
|
|
|
/** setup looped dname and out-of-bounds dname ptr */
|
|
static void
|
|
dname_setup_bufs(sldns_buffer* loopbuf, sldns_buffer* boundbuf)
|
|
{
|
|
sldns_buffer_write_u16(loopbuf, 0xd54d); /* id */
|
|
sldns_buffer_write_u16(loopbuf, 0x12); /* flags */
|
|
sldns_buffer_write_u16(loopbuf, 1); /* qdcount */
|
|
sldns_buffer_write_u16(loopbuf, 0); /* ancount */
|
|
sldns_buffer_write_u16(loopbuf, 0); /* nscount */
|
|
sldns_buffer_write_u16(loopbuf, 0); /* arcount */
|
|
sldns_buffer_write_u8(loopbuf, 0xc0); /* PTR back at itself */
|
|
sldns_buffer_write_u8(loopbuf, 0x0c);
|
|
sldns_buffer_flip(loopbuf);
|
|
|
|
sldns_buffer_write_u16(boundbuf, 0xd54d); /* id */
|
|
sldns_buffer_write_u16(boundbuf, 0x12); /* flags */
|
|
sldns_buffer_write_u16(boundbuf, 1); /* qdcount */
|
|
sldns_buffer_write_u16(boundbuf, 0); /* ancount */
|
|
sldns_buffer_write_u16(boundbuf, 0); /* nscount */
|
|
sldns_buffer_write_u16(boundbuf, 0); /* arcount */
|
|
sldns_buffer_write_u8(boundbuf, 0x01); /* len=1 */
|
|
sldns_buffer_write_u8(boundbuf, (uint8_t)'A'); /* A. label */
|
|
sldns_buffer_write_u8(boundbuf, 0xc0); /* PTR out of bounds */
|
|
sldns_buffer_write_u8(boundbuf, 0xcc);
|
|
sldns_buffer_flip(boundbuf);
|
|
}
|
|
|
|
void dname_test(void)
|
|
{
|
|
sldns_buffer* loopbuf = sldns_buffer_new(14);
|
|
sldns_buffer* boundbuf = sldns_buffer_new(16);
|
|
sldns_buffer* buff = sldns_buffer_new(65800);
|
|
unit_assert(loopbuf && boundbuf && buff);
|
|
sldns_buffer_flip(buff);
|
|
dname_setup_bufs(loopbuf, boundbuf);
|
|
dname_test_qdl(buff);
|
|
dname_test_qdtl(buff);
|
|
dname_test_pdtl(loopbuf, boundbuf);
|
|
dname_test_query_dname_compare();
|
|
dname_test_count_labels();
|
|
dname_test_count_size_labels();
|
|
dname_test_dname_lab_cmp();
|
|
dname_test_pkt_dname_len(buff);
|
|
dname_test_strict_subdomain();
|
|
dname_test_subdomain();
|
|
dname_test_isroot();
|
|
dname_test_removelabel();
|
|
dname_test_sigcount();
|
|
dname_test_iswild();
|
|
dname_test_canoncmp();
|
|
dname_test_topdomain();
|
|
dname_test_valid();
|
|
sldns_buffer_free(buff);
|
|
sldns_buffer_free(loopbuf);
|
|
sldns_buffer_free(boundbuf);
|
|
}
|