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authorMatt A. Tobin <mattatobin@localhost.localdomain>2018-02-02 04:16:08 -0500
committerMatt A. Tobin <mattatobin@localhost.localdomain>2018-02-02 04:16:08 -0500
commit5f8de423f190bbb79a62f804151bc24824fa32d8 (patch)
tree10027f336435511475e392454359edea8e25895d /tools/profiler/public/shared-libraries.h
parent49ee0794b5d912db1f95dce6eb52d781dc210db5 (diff)
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Add m-esr52 at 52.6.0
Diffstat (limited to 'tools/profiler/public/shared-libraries.h')
-rw-r--r--tools/profiler/public/shared-libraries.h137
1 files changed, 137 insertions, 0 deletions
diff --git a/tools/profiler/public/shared-libraries.h b/tools/profiler/public/shared-libraries.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 SHARED_LIBRARIES_H_
+#define SHARED_LIBRARIES_H_
+
+#ifndef MOZ_ENABLE_PROFILER_SPS
+#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>
+#ifndef SPS_STANDALONE
+#include <nsID.h>
+#endif
+
+class SharedLibrary {
+public:
+
+ SharedLibrary(uintptr_t aStart,
+ uintptr_t aEnd,
+ uintptr_t aOffset,
+ const std::string& aBreakpadId,
+ const std::string& aName)
+ : mStart(aStart)
+ , mEnd(aEnd)
+ , mOffset(aOffset)
+ , mBreakpadId(aBreakpadId)
+ , mName(aName)
+ {}
+
+ SharedLibrary(const SharedLibrary& aEntry)
+ : mStart(aEntry.mStart)
+ , mEnd(aEntry.mEnd)
+ , mOffset(aEntry.mOffset)
+ , mBreakpadId(aEntry.mBreakpadId)
+ , mName(aEntry.mName)
+ {}
+
+ 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;
+ mName = aEntry.mName;
+ return *this;
+ }
+
+ bool operator==(const SharedLibrary& other) const
+ {
+ return (mStart == other.mStart) &&
+ (mEnd == other.mEnd) &&
+ (mOffset == other.mOffset) &&
+ (mName == other.mName) &&
+ (mBreakpadId == other.mBreakpadId);
+ }
+
+ 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 &GetName() const { return mName; }
+
+private:
+ SharedLibrary() {}
+
+ uintptr_t mStart;
+ uintptr_t mEnd;
+ uintptr_t mOffset;
+ std::string mBreakpadId;
+ std::string mName;
+};
+
+static bool
+CompareAddresses(const SharedLibrary& first, const SharedLibrary& second)
+{
+ return first.GetStart() < second.GetStart();
+}
+
+class SharedLibraryInfo {
+public:
+ static SharedLibraryInfo GetInfoForSelf();
+ SharedLibraryInfo() {}
+
+ void AddSharedLibrary(SharedLibrary entry)
+ {
+ mEntries.push_back(entry);
+ }
+
+ const SharedLibrary& GetEntry(size_t i) const
+ {
+ 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