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diff --git a/mozglue/baseprofiler/public/BaseProfilerSharedLibraries.h b/mozglue/baseprofiler/public/BaseProfilerSharedLibraries.h
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+/* -*- 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 BASE_PROFILER_SHARED_LIBRARIES_H_
+#define BASE_PROFILER_SHARED_LIBRARIES_H_
+
+#include "BaseProfiler.h"
+
+#include <algorithm>
+#include <stdint.h>
+#include <stdlib.h>
+#include <string>
+#include <vector>
+
+class SharedLibrary {
+ public:
+ SharedLibrary(uintptr_t aStart, uintptr_t aEnd, uintptr_t aOffset,
+ const std::string& aBreakpadId, const std::string& aCodeId,
+ const std::string& aModuleName, const std::string& aModulePath,
+ const std::string& aDebugName, const std::string& aDebugPath,
+ const std::string& aVersion, const char* aArch)
+ : mStart(aStart),
+ mEnd(aEnd),
+ mOffset(aOffset),
+ mBreakpadId(aBreakpadId),
+ mCodeId(aCodeId),
+ 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),
+ mCodeId(aEntry.mCodeId),
+ 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;
+ mCodeId = aEntry.mCodeId;
+ 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) && (mCodeId == other.mCodeId) &&
+ (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 std::string& GetBreakpadId() const { return mBreakpadId; }
+ const std::string& GetCodeId() const { return mCodeId; }
+ const std::string& GetModuleName() const { return mModuleName; }
+ const std::string& GetModulePath() const { return mModulePath; }
+ const std::string& GetDebugName() const { return mDebugName; }
+ const std::string& GetDebugPath() const { return mDebugPath; }
+ const std::string& 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;
+ std::string mBreakpadId;
+ // A string carrying an identifier for a binary.
+ //
+ // All platforms have different formats:
+ // - Windows: The code ID for a Windows PE file.
+ // It's the PE timestamp and PE image size.
+ // - macOS: The code ID for a macOS / iOS binary (mach-O).
+ // It's the mach-O UUID without dashes and without the trailing 0 for the
+ // breakpad ID.
+ // - Linux/Android: The code ID for a Linux ELF file.
+ // It's the complete build ID, as hex string.
+ std::string mCodeId;
+ std::string mModuleName;
+ std::string mModulePath;
+ std::string mDebugName;
+ std::string mDebugPath;
+ std::string mVersion;
+ std::string mArch;
+};
+
+static bool CompareAddresses(const SharedLibrary& first,
+ const SharedLibrary& second) {
+ return first.GetStart() < second.GetStart();
+}
+
+class SharedLibraryInfo {
+ public:
+#ifdef MOZ_GECKO_PROFILER
+ static SharedLibraryInfo GetInfoForSelf();
+# ifdef XP_WIN
+ static SharedLibraryInfo GetInfoFromPath(const wchar_t* aPath);
+# endif
+
+ static void Initialize();
+#else
+ static SharedLibraryInfo GetInfoForSelf() { return SharedLibraryInfo(); }
+# ifdef XP_WIN
+ static SharedLibraryInfo GetInfoFromPath(const wchar_t* aPath) {
+ return SharedLibraryInfo();
+ }
+# endif
+
+ static void Initialize() {}
+#endif
+
+ 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:
+#ifdef XP_WIN
+ void AddSharedLibraryFromModuleInfo(const wchar_t* aModulePath,
+ mozilla::Maybe<HMODULE> aModule);
+#endif
+
+ std::vector<SharedLibrary> mEntries;
+};
+
+#endif // BASE_PROFILER_SHARED_LIBRARIES_H_