Mirror of BoringSSL (grpc依赖)
https://boringssl.googlesource.com/boringssl
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42 lines
1.7 KiB
42 lines
1.7 KiB
/* Copyright (c) 2022, Google Inc. |
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* |
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* Permission to use, copy, modify, and/or distribute this software for any |
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* purpose with or without fee is hereby granted, provided that the above |
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* copyright notice and this permission notice appear in all copies. |
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* |
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* THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES |
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* WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF |
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* MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY |
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* SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES |
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* WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION |
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* OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN |
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* CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. */ |
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#include <openssl/bio.h> |
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#include <openssl/conf.h> |
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#include <openssl/x509.h> |
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#include <openssl/x509v3.h> |
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#include <algorithm> |
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extern "C" int LLVMFuzzerTestOneInput(const uint8_t *buf, size_t len) { |
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// The string-based extensions APIs routinely produce output quadratic in |
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// their input. Cap the input size to mitigate this. See also |
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// https://crbug.com/boringssl/611. |
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len = std::min(len, size_t{8 * 1024}); |
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bssl::UniquePtr<BIO> bio(BIO_new_mem_buf(buf, len)); |
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bssl::UniquePtr<CONF> conf(NCONF_new(nullptr)); |
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if (NCONF_load_bio(conf.get(), bio.get(), nullptr)) { |
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// Run with and without |X509V3_CTX| information. |
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bssl::UniquePtr<X509> cert(X509_new()); |
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X509V3_CTX ctx; |
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X509V3_set_ctx(&ctx, /*subject=*/cert.get(), /*issuer=*/cert.get(), nullptr, |
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nullptr, 0); |
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X509V3_EXT_add_nconf(conf.get(), &ctx, "default", cert.get()); |
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cert.reset(X509_new()); |
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X509V3_EXT_add_nconf(conf.get(), nullptr, "default", cert.get()); |
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} |
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return 0; |
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}
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