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da1c088f59
Reviewed-by: Richard Levitte <levitte@openssl.org> Release: yes
60 lines
1.5 KiB
C
60 lines
1.5 KiB
C
/*
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* Copyright 2022-2023 The OpenSSL Project Authors. All Rights Reserved.
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*
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* Licensed under the Apache License 2.0 (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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#include <openssl/pem.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_clear_error();
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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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BIO *in;
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char *name = NULL, *header = NULL;
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unsigned char *data = NULL;
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long outlen;
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if (len <= 1)
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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 + 1, len - 1) == len - 1);
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if (PEM_read_bio_ex(in, &name, &header, &data, &outlen, buf[0]) == 1) {
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/* Try to read all the data we get to see if allocated properly. */
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BIO_write(in, name, strlen(name));
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BIO_write(in, header, strlen(header));
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BIO_write(in, data, outlen);
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}
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if (buf[0] & PEM_FLAG_SECURE) {
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OPENSSL_secure_free(name);
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OPENSSL_secure_free(header);
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OPENSSL_secure_free(data);
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} else {
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OPENSSL_free(name);
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OPENSSL_free(header);
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OPENSSL_free(data);
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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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}
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