blob: d19ead07d37324f94e14b16c443ed97d79847f84 [file] [log] [blame]
// 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.
#pragma once
#include <fbl/function.h>
#include <fbl/intrusive_single_list.h>
#include <fbl/string.h>
#include <fbl/unique_ptr.h>
#include <fbl/vector.h>
#include <launchpad/launchpad.h>
#include <lib/async/cpp/wait.h>
#include <lib/fidl/cpp/message_buffer.h>
#include <lib/zx/channel.h>
#include <stdint.h>
#include <utility>
namespace launcher {
class LauncherImpl : public fbl::SinglyLinkedListable<fbl::unique_ptr<LauncherImpl>> {
public:
using ErrorCallback = fbl::Function<void(zx_status_t)>;
explicit LauncherImpl(zx::channel channel);
~LauncherImpl();
zx_status_t Begin(async_dispatcher_t* dispatcher);
void set_error_handler(ErrorCallback error_handler) {
error_handler_ = std::move(error_handler);
}
LauncherImpl* GetKey() const { return const_cast<LauncherImpl*>(this); }
static size_t GetHash(const LauncherImpl* impl) { return reinterpret_cast<uintptr_t>(impl); }
private:
void OnHandleReady(async_dispatcher_t* dispatcher, async::WaitBase* wait, zx_status_t status,
const zx_packet_signal_t* signal);
zx_status_t ReadAndDispatchMessage(fidl::MessageBuffer* buffer);
zx_status_t Launch(fidl::MessageBuffer* buffer, fidl::Message message);
zx_status_t CreateWithoutStarting(fidl::MessageBuffer* buffer, fidl::Message message);
zx_status_t AddArgs(fidl::Message message);
zx_status_t AddEnvirons(fidl::Message message);
zx_status_t AddNames(fidl::Message message);
zx_status_t AddHandles(fidl::Message message);
void PrepareLaunchpad(const fidl::Message& message, launchpad_t** lp);
void NotifyError(zx_status_t error);
void Reset();
zx::channel channel_;
async::WaitMethod<LauncherImpl, &LauncherImpl::OnHandleReady> wait_;
ErrorCallback error_handler_;
// Per-launch state.
fbl::Vector<fbl::String> args_;
fbl::Vector<fbl::String> environs_;
fbl::Vector<fbl::String> nametable_;
fbl::Vector<uint32_t> ids_;
fbl::Vector<zx::handle> handles_;
zx::handle ldsvc_;
};
} // namespace launcher