bin/zxdb/client/system.cc

// 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.

#include "garnet/bin/zxdb/client/system.h"

#include "garnet/bin/zxdb/client/setting_schema_definition.h"

namespace zxdb {

// Schema definition -----------------------------------------------------------

const char* ClientSettings::System::kSymbolPaths = "symbol-paths";
const char* kSymbolPathsDescription =
    R"(  List of mapping databases, ELF files or directories for symbol lookup.
  When a directory path is passed, the directory will be enumerated
  non-recursively to index all ELF files within. When a .txt file is passed,
  it will be treated as a mapping database from build ID to file path.
  Otherwise, the path will be loaded as an ELF file.)";

const char* ClientSettings::System::kPauseNewProcesses = "pause-new-processes";
static const char* kPauseNewProcessDescription =
    R"(  Whether a process should pause the initial thread on startup.)";

namespace {

fxl::RefPtr<SettingSchema> CreateSchema() {
  auto schema =
      fxl::MakeRefCounted<SettingSchema>(SettingSchema::Level::kSystem);

  schema->AddList(ClientSettings::System::kSymbolPaths, kSymbolPathsDescription,
                  {});
  schema->AddBool(ClientSettings::System::kPauseNewProcesses,
                  kPauseNewProcessDescription, true);

  return schema;
}

}  // namespace

// System Implementation -------------------------------------------------------

System::System(Session* session)
    : ClientObject(session), settings_(GetSchema(), nullptr) {}

System::~System() = default;

void System::AddObserver(SystemObserver* observer) {
  observers_.AddObserver(observer);
}

void System::RemoveObserver(SystemObserver* observer) {
  observers_.RemoveObserver(observer);
}

fxl::RefPtr<SettingSchema> System::GetSchema() {
  // Will only run initialization once.
  InitializeSchemas();
  static fxl::RefPtr<SettingSchema> schema = CreateSchema();
  return schema;
}

}  // namespace zxdb