b228541129
BUG=129 Change-Id: I0af881c6f50a558a220853084e53189b8919e41e Reviewed-on: https://boringssl-review.googlesource.com/14206 Commit-Queue: David Benjamin <davidben@google.com> Commit-Queue: Steven Valdez <svaldez@google.com> Reviewed-by: Steven Valdez <svaldez@google.com> CQ-Verified: CQ bot account: commit-bot@chromium.org <commit-bot@chromium.org>
63 lines
2.2 KiB
C++
63 lines
2.2 KiB
C++
/* Copyright (c) 2016, Google Inc.
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*
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* Permission to use, copy, modify, and/or distribute this software for any
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* purpose with or without fee is hereby granted, provided that the above
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* copyright notice and this permission notice appear in all copies.
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*
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* THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
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* WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
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* MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY
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* SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
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* WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION
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* OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN
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* CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. */
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#include <stdio.h>
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#include <gtest/gtest.h>
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#include <openssl/asn1.h>
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#include <openssl/err.h>
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#include "../test/test_util.h"
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// kTag128 is an ASN.1 structure with a universal tag with number 128.
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static const uint8_t kTag128[] = {
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0x1f, 0x81, 0x00, 0x01, 0x00,
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};
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// kTag258 is an ASN.1 structure with a universal tag with number 258.
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static const uint8_t kTag258[] = {
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0x1f, 0x82, 0x02, 0x01, 0x00,
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};
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static_assert(V_ASN1_NEG_INTEGER == 258,
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"V_ASN1_NEG_INTEGER changed. Update kTag258 to collide with it.");
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// kTagOverflow is an ASN.1 structure with a universal tag with number 2^35-1,
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// which will not fit in an int.
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static const uint8_t kTagOverflow[] = {
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0x1f, 0xff, 0xff, 0xff, 0xff, 0x7f, 0x01, 0x00,
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};
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TEST(ASN1Test, LargeTags) {
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const uint8_t *p = kTag258;
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bssl::UniquePtr<ASN1_TYPE> obj(d2i_ASN1_TYPE(NULL, &p, sizeof(kTag258)));
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EXPECT_FALSE(obj) << "Parsed value with illegal tag" << obj->type;
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ERR_clear_error();
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p = kTagOverflow;
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obj.reset(d2i_ASN1_TYPE(NULL, &p, sizeof(kTagOverflow)));
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EXPECT_FALSE(obj) << "Parsed value with tag overflow" << obj->type;
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ERR_clear_error();
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p = kTag128;
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obj.reset(d2i_ASN1_TYPE(NULL, &p, sizeof(kTag128)));
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ASSERT_TRUE(obj);
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EXPECT_EQ(128, obj->type);
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const uint8_t kZero = 0;
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EXPECT_EQ(Bytes(&kZero, 1), Bytes(obj->value.asn1_string->data,
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obj->value.asn1_string->length));
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}
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