| // Copyright 2018 The Fuchsia Authors. All rights reserved. |
| // Use of this source code is governed by a BSD-style license that can be |
| // found in the LICENSE file. |
| |
| #ifndef GARNET_BIN_MEMORY_MONITOR_MONITOR_H_ |
| #define GARNET_BIN_MEMORY_MONITOR_MONITOR_H_ |
| |
| #include <fuchsia/memory/cpp/fidl.h> |
| #include <lib/async/dispatcher.h> |
| #include <lib/component/cpp/object_dir.h> |
| #include <lib/fidl/cpp/binding_set.h> |
| #include <lib/sys/cpp/component_context.h> |
| #include <lib/zx/vmo.h> |
| #include <trace/observer.h> |
| #include <zircon/types.h> |
| |
| #include <memory> |
| |
| #include "src/lib/fxl/command_line.h" |
| #include "src/lib/fxl/macros.h" |
| |
| namespace memory { |
| |
| class Monitor : public fuchsia::memory::Monitor { |
| public: |
| explicit Monitor(std::unique_ptr<sys::ComponentContext> context, |
| const fxl::CommandLine& command_line, |
| async_dispatcher_t* dispatcher); |
| ~Monitor(); |
| void Watch(fidl::InterfaceHandle<fuchsia::memory::Watcher> watcher) override; |
| static const char kTraceName[]; |
| |
| private: |
| void UpdateState(); |
| |
| void StartTracing(); |
| void StopTracing(); |
| |
| void SampleAndPost(); |
| void PrintHelp(); |
| void Inspect(component::Object::ObjectVector* out_children); |
| |
| // Destroys a watcher proxy (called upon a connection error). |
| void ReleaseWatcher(fuchsia::memory::Watcher* watcher); |
| // Alerts all watchers when an update has occurred. |
| void NotifyWatchers(zx_info_kmem_stats_t stats); |
| |
| uint64_t prealloc_size_; |
| zx::vmo prealloc_vmo_; |
| bool logging_; |
| bool tracing_; |
| zx::duration delay_; |
| zx_handle_t root_; |
| async_dispatcher_t* dispatcher_; |
| std::unique_ptr<sys::ComponentContext> component_context_; |
| fidl::BindingSet<fuchsia::memory::Monitor> bindings_; |
| std::vector<fuchsia::memory::WatcherPtr> watchers_; |
| trace::TraceObserver trace_observer_; |
| component::ObjectDir root_object_; |
| fidl::BindingSet<fuchsia::inspect::Inspect> inspect_bindings_; |
| |
| FXL_DISALLOW_COPY_AND_ASSIGN(Monitor); |
| }; |
| |
| } // namespace memory |
| |
| #endif // GARNET_BIN_MEMORY_MONITOR_MONITOR_H_ |