Blame fuzz/gnutls_dn_parser_fuzzer.c

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/*
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# Copyright 2016 Nikos Mavrogiannopoulos
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#
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# Licensed under the Apache License, Version 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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#
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#      http://www.apache.org/licenses/LICENSE-2.0
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#
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# Unless required by applicable law or agreed to in writing, software
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# distributed under the License is distributed on an "AS IS" BASIS,
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# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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# See the License for the specific language governing permissions and
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# limitations under the License.
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#
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################################################################################
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*/
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#include <assert.h>
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#include <stdint.h>
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#include <gnutls/gnutls.h>
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#include <gnutls/x509.h>
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#include "fuzzer.h"
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int LLVMFuzzerTestOneInput(const uint8_t *data, size_t size)
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{
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	gnutls_datum_t out, raw;
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	gnutls_x509_dn_t dn;
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	int ret;
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	raw.data = (unsigned char *)data;
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	raw.size = size;
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	ret = gnutls_x509_dn_init(&dn;;
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	assert(ret >= 0);
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	ret = gnutls_x509_dn_import(dn, &raw;;
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	if (ret < 0)
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		goto cleanup;
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	/* If properly loaded, try to re-export in string */
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	ret = gnutls_x509_dn_get_str(dn, &out;;
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	if (ret < 0) {
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		goto cleanup;
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	}
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	gnutls_free(out.data);
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cleanup:
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	gnutls_x509_dn_deinit(dn);
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	return 0;
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}