/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */

/* vim:set ts=2 sw=2 sts=2 et cindent: */

/* This Source Code Form is subject to the terms of the Mozilla Public

 * License, v. 2.0. If a copy of the MPL was not distributed with this

 * file, You can obtain one at http://mozilla.org/MPL/2.0/. */

#ifndef SHARED_LIBRARIES_H_

#define SHARED_LIBRARIES_H_

#ifndef MOZ_GECKO_PROFILER

#error This header does not have a useful implementation on your platform!

#endif

#include <algorithm>

#include <vector>

#include <string>

#include <stdlib.h>

#include <stdint.h>

#include <nsID.h>

#include "nsString.h"

#include "nsNativeCharsetUtils.h"

class SharedLibrary {

public:

  SharedLibrary(uintptr_t aStart,

                uintptr_t aEnd,

                uintptr_t aOffset,

                const nsCString& aBreakpadId,

                const nsString& aModuleName,

                const nsString& aModulePath,

                const nsString& aDebugName,

                const nsString& aDebugPath,

                const nsCString& aVersion,

                const char* aArch)

    : mStart(aStart)

    , mEnd(aEnd)

    , mOffset(aOffset)

    , mBreakpadId(aBreakpadId)

    , mModuleName(aModuleName)

    , mModulePath(aModulePath)

    , mDebugName(aDebugName)

    , mDebugPath(aDebugPath)

    , mVersion(aVersion)

    , mArch(aArch)

  {}

  SharedLibrary(const SharedLibrary& aEntry)

    : mStart(aEntry.mStart)

    , mEnd(aEntry.mEnd)

    , mOffset(aEntry.mOffset)

    , mBreakpadId(aEntry.mBreakpadId)

    , mModuleName(aEntry.mModuleName)

    , mModulePath(aEntry.mModulePath)

    , mDebugName(aEntry.mDebugName)

    , mDebugPath(aEntry.mDebugPath)

    , mVersion(aEntry.mVersion)

    , mArch(aEntry.mArch)

  {}

  SharedLibrary& operator=(const SharedLibrary& aEntry)

  {

    // Gracefully handle self assignment

    if (this == &aEntry) return *this;

    mStart = aEntry.mStart;

    mEnd = aEntry.mEnd;

    mOffset = aEntry.mOffset;

    mBreakpadId = aEntry.mBreakpadId;

    mModuleName = aEntry.mModuleName;

    mModulePath = aEntry.mModulePath;

    mDebugName = aEntry.mDebugName;

    mDebugPath = aEntry.mDebugPath;

    mVersion = aEntry.mVersion;

    mArch = aEntry.mArch;

    return *this;

  }

  bool operator==(const SharedLibrary& other) const

  {

    return (mStart == other.mStart) &&

           (mEnd == other.mEnd) &&

           (mOffset == other.mOffset) &&

           (mModuleName == other.mModuleName) &&

           (mModulePath == other.mModulePath) &&

           (mDebugName == other.mDebugName) &&

           (mDebugPath == other.mDebugPath) &&

           (mBreakpadId == other.mBreakpadId) &&

           (mVersion == other.mVersion) &&

           (mArch == other.mArch);

  }

  uintptr_t GetStart() const { return mStart; }

  uintptr_t GetEnd() const { return mEnd; }

  uintptr_t GetOffset() const { return mOffset; }

  const nsCString &GetBreakpadId() const { return mBreakpadId; }

  const nsString &GetModuleName() const { return mModuleName; }

  const nsString &GetModulePath() const { return mModulePath; }

  const std::string GetNativeDebugPath() const {

    nsAutoCString debugPathStr;

    NS_CopyUnicodeToNative(mDebugPath, debugPathStr);

    return debugPathStr.get();

  }

  const nsString &GetDebugName() const { return mDebugName; }

  const nsString &GetDebugPath() const { return mDebugPath; }

  const nsCString &GetVersion() const { return mVersion; }

  const std::string &GetArch() const { return mArch; }

private:

  SharedLibrary() : mStart{0}, mEnd{0}, mOffset{0} {}

  uintptr_t mStart;

  uintptr_t mEnd;

  uintptr_t mOffset;

  nsCString mBreakpadId;

  nsString mModuleName;

  nsString mModulePath;

  nsString mDebugName;

  nsString mDebugPath;

  nsCString mVersion;

  std::string mArch;

};

static bool

CompareAddresses(const SharedLibrary& first, const SharedLibrary& second)

{

  return first.GetStart() < second.GetStart();

}

Unexecuted instantiation: shared-libraries-linux.cc:CompareAddresses(SharedLibrary const&, SharedLibrary const&)

Unexecuted instantiation: Unified_cpp_tools_profiler0.cpp:CompareAddresses(SharedLibrary const&, SharedLibrary const&)

Unexecuted instantiation: Unified_cpp_tools_profiler1.cpp:CompareAddresses(SharedLibrary const&, SharedLibrary const&)

Unexecuted instantiation: Unified_cpp_ackgroundhangmonitor0.cpp:CompareAddresses(SharedLibrary const&, SharedLibrary const&)

Unexecuted instantiation: Telemetry.cpp:CompareAddresses(SharedLibrary const&, SharedLibrary const&)

Unexecuted instantiation: ProcessedStack.cpp:CompareAddresses(SharedLibrary const&, SharedLibrary const&)

class SharedLibraryInfo {

public:

  static SharedLibraryInfo GetInfoForSelf();

  static void Initialize();

  SharedLibraryInfo() {}

  void AddSharedLibrary(SharedLibrary entry)

  {

    mEntries.push_back(entry);

  }

  const SharedLibrary& GetEntry(size_t i) const

  {

    return mEntries[i];

  }

  SharedLibrary& GetMutableEntry(size_t i)

  {

    return mEntries[i];

  }

  // Removes items in the range [first, last)

  // i.e. element at the "last" index is not removed

  void RemoveEntries(size_t first, size_t last)

  {

    mEntries.erase(mEntries.begin() + first, mEntries.begin() + last);

  }

  bool Contains(const SharedLibrary& searchItem) const

  {

    return (mEntries.end() !=

              std::find(mEntries.begin(), mEntries.end(), searchItem));

  }

  size_t GetSize() const

  {

    return mEntries.size();

  }

  void SortByAddress()

  {

    std::sort(mEntries.begin(), mEntries.end(), CompareAddresses);

  }

  void Clear()

  {

    mEntries.clear();

  }

private:

  std::vector<SharedLibrary> mEntries;

};

#endif