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/* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
/* vim: set ts=2 et sw=2 tw=80: */
/* This Source Code Form is subject to the terms of the Mozilla Public
* License, v. 2.0. If a copy of the MPL was not distributed with this file,
* You can obtain one at http://mozilla.org/MPL/2.0/. */
#include "secasn1.h"
#include "gtest/gtest.h"
namespace nss_test {
class SECASN1DTest : public ::testing::Test {};
struct InnerSequenceItem {
SECItem value;
};
struct OuterSequence {
InnerSequenceItem *item;
};
static const SEC_ASN1Template InnerSequenceTemplate[] = {
{SEC_ASN1_SEQUENCE, 0, NULL, sizeof(InnerSequenceItem)},
{SEC_ASN1_ANY, offsetof(InnerSequenceItem, value)},
{0}};
static const SEC_ASN1Template OuterSequenceTemplate[] = {
{SEC_ASN1_SEQUENCE_OF, offsetof(OuterSequence, item), InnerSequenceTemplate,
sizeof(OuterSequence)}};
TEST_F(SECASN1DTest, IndefiniteSequenceInIndefiniteGroup) {
PLArenaPool *arena = PORT_NewArena(4096);
OuterSequence *outer = nullptr;
SECStatus rv;
// echo "SEQUENCE indefinite {
// SEQUENCE indefinite {
// PrintableString { \"Test for Bug 1387919\" }
// }
// }" | ascii2der | xxd -i
unsigned char ber[] = {0x30, 0x80, 0x30, 0x80, 0x13, 0x14, 0x54, 0x65,
0x73, 0x74, 0x20, 0x66, 0x6f, 0x72, 0x20, 0x42,
0x75, 0x67, 0x20, 0x31, 0x33, 0x38, 0x37, 0x39,
0x31, 0x39, 0x00, 0x00, 0x00, 0x00};
// Decoding should fail if the trailing EOC is omitted (Bug 1387919)
SECItem missingEOC = {siBuffer, ber, sizeof(ber) - 2};
rv = SEC_ASN1DecodeItem(arena, &outer, OuterSequenceTemplate, &missingEOC);
EXPECT_EQ(SECFailure, rv);
// With the trailing EOC, this is well-formed BER.
SECItem goodEncoding = {siBuffer, ber, sizeof(ber)};
rv = SEC_ASN1DecodeItem(arena, &outer, OuterSequenceTemplate, &goodEncoding);
EXPECT_EQ(SECSuccess, rv);
// |outer| should now be a null terminated array of InnerSequenceItems
// The first item is PrintableString { \"Test for Bug 1387919\" }
EXPECT_EQ(outer[0].item->value.len, 22U);
EXPECT_EQ(0, memcmp(outer[0].item->value.data, ber + 4, 22));
// The second item is the null terminator
EXPECT_EQ(outer[1].item, nullptr);
PORT_FreeArena(arena, PR_FALSE);
}
} // namespace nss_test
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