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serenity/Userland/Libraries/LibProtocol/Request.h
Ali Mohammad Pur 5232afa13d RequestServer+LibProtocol: Make starting requests fully async
This makes it so the clients don't have to wait for RS to become
responsive, potentially allowing them to do other things while RS
handles the connections.
Fixes #23306.
2024-02-26 14:13:37 +01:00

91 lines
3.1 KiB
C++

/*
* Copyright (c) 2018-2020, Andreas Kling <kling@serenityos.org>
*
* SPDX-License-Identifier: BSD-2-Clause
*/
#pragma once
#include <AK/Badge.h>
#include <AK/ByteBuffer.h>
#include <AK/ByteString.h>
#include <AK/Function.h>
#include <AK/MemoryStream.h>
#include <AK/RefCounted.h>
#include <AK/WeakPtr.h>
#include <LibCore/Notifier.h>
#include <LibIPC/Forward.h>
namespace Protocol {
class RequestClient;
class Request : public RefCounted<Request> {
public:
struct CertificateAndKey {
ByteString certificate;
ByteString key;
};
static NonnullRefPtr<Request> create_from_id(Badge<RequestClient>, RequestClient& client, i32 request_id)
{
return adopt_ref(*new Request(client, request_id));
}
int id() const { return m_request_id; }
int fd() const { return m_fd; }
bool stop();
void stream_into(Stream&);
bool should_buffer_all_input() const { return m_should_buffer_all_input; }
/// Note: Will override `on_finish', and `on_headers_received', and expects `on_buffered_request_finish' to be set!
void set_should_buffer_all_input(bool);
/// Note: Must be set before `set_should_buffer_all_input(true)`.
Function<void(bool success, u64 total_size, HashMap<ByteString, ByteString, CaseInsensitiveStringTraits> const& response_headers, Optional<u32> response_code, ReadonlyBytes payload)> on_buffered_request_finish;
Function<void(bool success, u64 total_size)> on_finish;
Function<void(Optional<u64> total_size, u64 downloaded_size)> on_progress;
Function<void(HashMap<ByteString, ByteString, CaseInsensitiveStringTraits> const& response_headers, Optional<u32> response_code)> on_headers_received;
Function<CertificateAndKey()> on_certificate_requested;
void did_finish(Badge<RequestClient>, bool success, u64 total_size);
void did_progress(Badge<RequestClient>, Optional<u64> total_size, u64 downloaded_size);
void did_receive_headers(Badge<RequestClient>, HashMap<ByteString, ByteString, CaseInsensitiveStringTraits> const& response_headers, Optional<u32> response_code);
void did_request_certificates(Badge<RequestClient>);
RefPtr<Core::Notifier>& write_notifier(Badge<RequestClient>) { return m_write_notifier; }
void set_request_fd(Badge<RequestClient>, int fd);
private:
explicit Request(RequestClient&, i32 request_id);
WeakPtr<RequestClient> m_client;
int m_request_id { -1 };
RefPtr<Core::Notifier> m_write_notifier;
int m_fd { -1 };
bool m_should_buffer_all_input { false };
struct InternalBufferedData {
AllocatingMemoryStream payload_stream;
HashMap<ByteString, ByteString, CaseInsensitiveStringTraits> response_headers;
Optional<u32> response_code;
};
struct InternalStreamData {
InternalStreamData() { }
OwnPtr<Stream> read_stream;
RefPtr<Core::Notifier> read_notifier;
bool success;
u32 total_size { 0 };
bool request_done { false };
Function<void()> on_finish {};
bool user_finish_called { false };
};
OwnPtr<InternalBufferedData> m_internal_buffered_data;
OwnPtr<InternalStreamData> m_internal_stream_data;
};
}