Protocol Buffers - Google's data interchange format (grpc依赖)
https://developers.google.com/protocol-buffers/
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81 lines
3.5 KiB
81 lines
3.5 KiB
/* |
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* Copyright (c) 2009-2022, Google LLC |
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* All rights reserved. |
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* |
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* Redistribution and use in source and binary forms, with or without |
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* modification, are permitted provided that the following conditions are met: |
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* * Redistributions of source code must retain the above copyright |
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* notice, this list of conditions and the following disclaimer. |
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* * Redistributions in binary form must reproduce the above copyright |
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* notice, this list of conditions and the following disclaimer in the |
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* documentation and/or other materials provided with the distribution. |
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* * Neither the name of Google LLC nor the |
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* names of its contributors may be used to endorse or promote products |
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* derived from this software without specific prior written permission. |
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* |
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* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" |
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* AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE |
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE |
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* ARE DISCLAIMED. IN NO EVENT SHALL Google LLC BE LIABLE FOR ANY DIRECT, |
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* INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES |
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* (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; |
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* LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND |
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* ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT |
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* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS |
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* SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
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*/ |
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#ifndef UPB_FUZZ_TEST_UTIL_H_ |
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#define UPB_FUZZ_TEST_UTIL_H_ |
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#include <string> |
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#include <vector> |
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#include "upb/mini_table/extension_registry.h" |
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#include "upb/mini_table/types.h" |
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namespace upb { |
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namespace fuzz { |
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struct MiniTableFuzzInput { |
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// MiniDescripotrs for N messages, in the format accepted by |
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// upb_MiniTable_Build(). |
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std::vector<std::string> mini_descriptors; |
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// MiniDescripotrs for N enums, in the format accepted by |
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// upb_MiniTable_BuildEnum(). |
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std::vector<std::string> enum_mini_descriptors; |
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// A MiniDescriptor for N extensions, in the format accepted by |
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// upb_MiniTable_BuildExtension(). |
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std::string extensions; |
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// Integer indexes into the message or enum mini tables lists. These specify |
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// which message or enum to use for each sub-message or enum field. We mod |
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// by the total number of enums or messages so that any link value can be |
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// valid. |
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std::vector<uint32_t> links; |
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}; |
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// Builds an arbitrary mini table corresponding to the random data in `input`. |
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// This function should be capable of producing any mini table that can |
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// successfully build, and any topology of messages and enums (including |
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// cycles). |
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// |
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// As currently written, it effectively fuzzes the mini descriptor parser also, |
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// and can therefore trigger any bugs in that parser. To better isolate these |
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// two, we may want to change this implementation to use the mini descriptor |
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// builder API so we are producing mini descriptors in a known good format. That |
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// would mostly eliminate the chance of crashing the mini descriptor parser |
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// itself. |
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// |
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// TODO: maps. If we give maps some space in the regular encoding instead of |
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// using a separate function, we could get that for free. |
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const upb_MiniTable* BuildMiniTable(const MiniTableFuzzInput& input, |
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upb_ExtensionRegistry** exts, |
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upb_Arena* arena); |
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} // namespace fuzz |
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} // namespace upb |
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#endif // THIRD_PARTY_UPB_UPB_FUZZ_TEST_UTIL_H_
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