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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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# https://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/pkcs12.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 raw = {(unsigned char*)data, (unsigned int)size};
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gnutls_pkcs12_t p12;
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gnutls_x509_privkey_t key;
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gnutls_x509_crt_t *chain;
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gnutls_x509_crt_t *extras;
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gnutls_x509_crl_t crl;
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unsigned int chain_len = 0, extras_len = 0;
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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_pkcs12_init(&p12);
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assert(ret >= 0);
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ret = gnutls_pkcs12_import(p12, &raw, GNUTLS_X509_FMT_DER, 0);
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if (ret < 0) {
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goto cleanup;
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}
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/* catch crashes */
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gnutls_pkcs12_verify_mac(p12, "1234");
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ret = gnutls_pkcs12_simple_parse(p12, "1234", &key, &chain, &chain_len, &extras, &extras_len, &crl, 0);
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if (ret >= 0) {
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gnutls_x509_privkey_deinit(key);
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if (crl)
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gnutls_x509_crl_deinit(crl);
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if (extras_len > 0) {
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for (unsigned i = 0; i < extras_len; i++)
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gnutls_x509_crt_deinit(extras[i]);
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gnutls_free(extras);
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}
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if (chain_len > 0) {
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for (unsigned i = 0; i < chain_len; i++)
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gnutls_x509_crt_deinit(chain[i]);
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gnutls_free(chain);
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}
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}
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cleanup:
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gnutls_pkcs12_deinit(p12);
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return 0;
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}
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