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0204cde0f2
I though this was going to be enough to unbreak rr, but it seems not to be the case, see https://github.com/mozilla/rr/issues/2329. In any case avoiding static initializers that initialize PR seems desirable. Differential Revision: https://phabricator.services.mozilla.com/D23706 --HG-- extra : moz-landing-system : lando
134 lines
4.6 KiB
C++
134 lines
4.6 KiB
C++
/* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
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/* vim: set ts=8 sts=2 et sw=2 tw=80: */
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/* This Source Code Form is subject to the terms of the Mozilla Public
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* License, v. 2.0. If a copy of the MPL was not distributed with this
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* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
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#ifndef mozilla_ipc_Faulty_h
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#define mozilla_ipc_Faulty_h
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#include <set>
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#include <string>
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#include <vector>
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#include "base/string16.h"
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#include "nsDebug.h"
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#include "nsTArray.h"
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#ifdef IsLoggingEnabled
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// This is defined in the Windows SDK urlmon.h
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# undef IsLoggingEnabled
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#endif
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#define FAULTY_DEFAULT_PROBABILITY 1000
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#define FAULTY_DEFAULT_MUTATION_FACTOR 10
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#define FAULTY_LOG(fmt, args...) \
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if (mozilla::ipc::Faulty::IsLoggingEnabled()) { \
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printf_stderr("[Faulty] (%10u) " fmt "\n", getpid(), ##args); \
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}
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namespace IPC {
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// Needed for blacklisting messages.
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class Message;
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} // namespace IPC
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namespace mozilla {
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namespace ipc {
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class Faulty {
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public:
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// Used as a default argument for the Fuzz|datatype| methods.
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static unsigned int DefaultProbability();
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static bool IsLoggingEnabled(void);
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static std::vector<uint8_t> GetDataFromIPCMessage(IPC::Message* aMsg);
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static nsresult CreateOutputDirectory(const char* aPathname);
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static nsresult ReadFile(const char* aPathname, nsTArray<nsCString>& aArray);
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static void CopyFDs(IPC::Message* aDstMsg, IPC::Message* aSrcMsg);
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static Faulty& instance();
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// Fuzzing methods for Pickle.
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void FuzzBool(bool* aValue, unsigned int aProbability = DefaultProbability());
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void FuzzChar(char* aValue, unsigned int aProbability = DefaultProbability());
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void FuzzUChar(unsigned char* aValue,
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unsigned int aProbability = DefaultProbability());
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void FuzzInt16(int16_t* aValue,
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unsigned int aProbability = DefaultProbability());
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void FuzzUInt16(uint16_t* aValue,
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unsigned int aProbability = DefaultProbability());
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void FuzzInt(int* aValue, unsigned int aProbability = DefaultProbability());
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void FuzzUInt32(uint32_t* aValue,
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unsigned int aProbability = DefaultProbability());
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void FuzzLong(long* aValue, unsigned int aProbability = DefaultProbability());
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void FuzzULong(unsigned long* aValue,
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unsigned int aProbability = DefaultProbability());
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void FuzzInt64(int64_t* aValue,
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unsigned int aProbability = DefaultProbability());
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void FuzzUInt64(uint64_t* aValue,
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unsigned int aProbability = DefaultProbability());
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void FuzzFloat(float* aValue,
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unsigned int aProbability = DefaultProbability());
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void FuzzDouble(double* aValue,
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unsigned int aProbability = DefaultProbability());
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void FuzzString(std::string& aValue,
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unsigned int aProbability = DefaultProbability());
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void FuzzWString(std::wstring& aValue,
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unsigned int aProbability = DefaultProbability());
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void FuzzBytes(void* aData, int aLength,
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unsigned int aProbability = DefaultProbability());
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// Fuzzing methods for pipe fuzzing.
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void MaybeCollectAndClosePipe(
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int aPipe, unsigned int aProbability = DefaultProbability());
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// Fuzzing methods for message blob fuzzing.
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void DumpMessage(const char* aChannel, IPC::Message* aMsg,
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std::string aAppendix = nullptr);
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bool IsMessageNameBlacklisted(const char* aMessageName);
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IPC::Message* MutateIPCMessage(
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const char* aChannel, IPC::Message* aMsg,
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unsigned int aProbability = DefaultProbability());
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void LogMessage(const char* aChannel, IPC::Message* aMsg);
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private:
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std::set<int> mFds;
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const bool mFuzzMessages;
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const bool mFuzzPipes;
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const bool mFuzzPickle;
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const bool mUseLargeValues;
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const bool mUseAsWhitelist;
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const bool mIsValidProcessType;
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const char* mMessagePath;
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const char* mBlacklistPath;
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size_t sMsgCounter;
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Faulty();
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DISALLOW_EVIL_CONSTRUCTORS(Faulty);
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static bool IsValidProcessType(void);
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static uint32_t MutationFactor();
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// Fuzzing methods for Pickle
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void MutateBool(bool* aValue);
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void MutateChar(char* aValue);
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void MutateUChar(unsigned char* aValue);
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void MutateInt16(int16_t* aValue);
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void MutateUInt16(uint16_t* aValue);
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void MutateInt(int* aValue);
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void MutateUInt32(uint32_t* aValue);
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void MutateLong(long* aValue);
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void MutateULong(unsigned long* aValue);
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void MutateInt64(int64_t* aValue);
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void MutateUInt64(uint64_t* aValue);
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void MutateFloat(float* aValue);
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void MutateDouble(double* aValue);
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};
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} // namespace ipc
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} // namespace mozilla
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#endif
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