Mirror of BoringSSL (grpc依赖)
https://boringssl.googlesource.com/boringssl
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52 lines
1.9 KiB
52 lines
1.9 KiB
/* Copyright (c) 2021, 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/bytestring.h> |
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#include <openssl/ssl.h> |
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#include <openssl/span.h> |
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#include "../ssl/internal.h" |
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extern "C" int LLVMFuzzerTestOneInput(const uint8_t *buf, size_t len) { |
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static bssl::UniquePtr<SSL_CTX> ctx(SSL_CTX_new(TLS_method())); |
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static bssl::UniquePtr<SSL> ssl(SSL_new(ctx.get())); |
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CBS reader(bssl::MakeConstSpan(buf, len)); |
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CBS encoded_client_hello_inner_cbs; |
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if (!CBS_get_u24_length_prefixed(&reader, &encoded_client_hello_inner_cbs)) { |
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return 0; |
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} |
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bssl::Array<uint8_t> encoded_client_hello_inner; |
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if (!encoded_client_hello_inner.CopyFrom(encoded_client_hello_inner_cbs)) { |
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return 0; |
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} |
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// Use the remaining bytes in |reader| as the ClientHelloOuter. |
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SSL_CLIENT_HELLO client_hello_outer; |
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if (!bssl::ssl_client_hello_init(ssl.get(), &client_hello_outer, reader)) { |
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return 0; |
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} |
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// Recover the ClientHelloInner from the EncodedClientHelloInner and |
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// ClientHelloOuter. |
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uint8_t alert_unused; |
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bssl::Array<uint8_t> client_hello_inner; |
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bssl::ssl_decode_client_hello_inner( |
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ssl.get(), &alert_unused, &client_hello_inner, encoded_client_hello_inner, |
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&client_hello_outer); |
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return 0; |
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}
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