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Revision 098f27f9ef8be2a418f76896ee3c824e8709fcf7 authored by Matt Caswell on 17 October 2023, 13:55:48 UTC, committed by Tomas Mraz on 19 October 2023, 09:54:44 UTC
Ignore ping deadline when calculating tick deadline if we can't send
If the CC TX allowance is zero then we cannot send a PING frame at the
moment, so do not take into account the ping deadline when calculating the
tick deadline in that case.

This avoids the hang found by the fuzzer mentioned in
https://github.com/openssl/openssl/pull/22368#issuecomment-1765131727

Reviewed-by: Hugo Landau <hlandau@openssl.org>
Reviewed-by: Tomas Mraz <tomas@openssl.org>
(Merged from https://github.com/openssl/openssl/pull/22410)
1 parent 56e3032
Raw File
sm3_internal_test.c
/*
 * Copyright 2021-2022 The OpenSSL Project Authors. All Rights Reserved.
 * Copyright 2021 UnionTech. All Rights Reserved.
 *
 * Licensed under the Apache License 2.0 (the "License").  You may not use
 * this file except in compliance with the License.  You can obtain a copy
 * in the file LICENSE in the source distribution or at
 * https://www.openssl.org/source/license.html
 */

/*
 * Internal tests for the SM3 module.
 */

#include <string.h>
#include <openssl/opensslconf.h>
#include "testutil.h"

#ifndef OPENSSL_NO_SM3
# include "internal/sm3.h"

static int test_sm3(void)
{
    static const unsigned char input1[] = {
        0x61, 0x62, 0x63
    };

    /*
     * This test vector comes from Example 1 (A.1) of GM/T 0004-2012
     */
    static const unsigned char expected1[SM3_DIGEST_LENGTH] = {
        0x66, 0xc7, 0xf0, 0xf4, 0x62, 0xee, 0xed, 0xd9,
        0xd1, 0xf2, 0xd4, 0x6b, 0xdc, 0x10, 0xe4, 0xe2,
        0x41, 0x67, 0xc4, 0x87, 0x5c, 0xf2, 0xf7, 0xa2,
        0x29, 0x7d, 0xa0, 0x2b, 0x8f, 0x4b, 0xa8, 0xe0
    };

    static const unsigned char input2[] = {
        0x61, 0x62, 0x63, 0x64, 0x61, 0x62, 0x63, 0x64,
        0x61, 0x62, 0x63, 0x64, 0x61, 0x62, 0x63, 0x64,
        0x61, 0x62, 0x63, 0x64, 0x61, 0x62, 0x63, 0x64,
        0x61, 0x62, 0x63, 0x64, 0x61, 0x62, 0x63, 0x64,
        0x61, 0x62, 0x63, 0x64, 0x61, 0x62, 0x63, 0x64,
        0x61, 0x62, 0x63, 0x64, 0x61, 0x62, 0x63, 0x64,
        0x61, 0x62, 0x63, 0x64, 0x61, 0x62, 0x63, 0x64,
        0x61, 0x62, 0x63, 0x64, 0x61, 0x62, 0x63, 0x64
    };

    /*
     * This test vector comes from Example 2 (A.2) from GM/T 0004-2012
     */
    static const unsigned char expected2[SM3_DIGEST_LENGTH] = {
        0xde, 0xbe, 0x9f, 0xf9, 0x22, 0x75, 0xb8, 0xa1,
        0x38, 0x60, 0x48, 0x89, 0xc1, 0x8e, 0x5a, 0x4d,
        0x6f, 0xdb, 0x70, 0xe5, 0x38, 0x7e, 0x57, 0x65,
        0x29, 0x3d, 0xcb, 0xa3, 0x9c, 0x0c, 0x57, 0x32
    };

    SM3_CTX ctx1, ctx2;
    unsigned char md1[SM3_DIGEST_LENGTH], md2[SM3_DIGEST_LENGTH];

    if (!TEST_true(ossl_sm3_init(&ctx1))
            || !TEST_true(ossl_sm3_update(&ctx1, input1, sizeof(input1)))
            || !TEST_true(ossl_sm3_final(md1, &ctx1))
            || !TEST_mem_eq(md1, SM3_DIGEST_LENGTH, expected1, SM3_DIGEST_LENGTH))
        return 0;

    if (!TEST_true(ossl_sm3_init(&ctx2))
            || !TEST_true(ossl_sm3_update(&ctx2, input2, sizeof(input2)))
            || !TEST_true(ossl_sm3_final(md2, &ctx2))
            || !TEST_mem_eq(md2, SM3_DIGEST_LENGTH, expected2, SM3_DIGEST_LENGTH))
        return 0;

    return 1;
}
#endif

int setup_tests(void)
{
#ifndef OPENSSL_NO_SM3
    ADD_TEST(test_sm3);
#endif
    return 1;
}
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