Blame fuzz/cms.c

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/*
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 * Copyright 2016 The OpenSSL Project Authors. All Rights Reserved.
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 *
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 * Licensed under the OpenSSL licenses, (the "License");
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 * you may not use this file except in compliance with the License.
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 * You may obtain a copy of the License at
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 * https://www.openssl.org/source/license.html
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 * or in the file LICENSE in the source distribution.
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 */
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/*
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 * Test CMS DER parsing.
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 */
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#include <openssl/bio.h>
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#include <openssl/cms.h>
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#include <openssl/err.h>
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#include "fuzzer.h"
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int FuzzerInitialize(int *argc, char ***argv)
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{
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    OPENSSL_init_crypto(OPENSSL_INIT_LOAD_CRYPTO_STRINGS, NULL);
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    ERR_get_state();
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    CRYPTO_free_ex_index(0, -1);
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    return 1;
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}
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int FuzzerTestOneInput(const uint8_t *buf, size_t len)
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{
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    CMS_ContentInfo *cms;
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    BIO *in;
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    if (len == 0)
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        return 0;
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    in = BIO_new(BIO_s_mem());
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    OPENSSL_assert((size_t)BIO_write(in, buf, len) == len);
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    cms = d2i_CMS_bio(in, NULL);
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    if (cms != NULL) {
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        BIO *out = BIO_new(BIO_s_null());
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        i2d_CMS_bio(out, cms);
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        BIO_free(out);
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        CMS_ContentInfo_free(cms);
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    }
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    BIO_free(in);
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    ERR_clear_error();
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    return 0;
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}
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void FuzzerCleanup(void)
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{
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}