rpcs3/rpcs3/Emu/Cell/lv2/sys_net/lv2_socket.h
RipleyTom c06cb4664a Various sys_net improvements
Implement P2PS select
Adjust P2P sendto return value
2022-04-09 21:56:53 +02:00

133 lines
3.4 KiB
C++

#pragma once
#include <functional>
#include <optional>
#include "Utilities/mutex.h"
#include "Emu/IdManager.h"
#include "Emu/Cell/lv2/sys_net.h"
#ifdef _WIN32
#include <winsock2.h>
#include <WS2tcpip.h>
#else
#ifdef __clang__
#pragma GCC diagnostic push
#pragma GCC diagnostic ignored "-Wold-style-cast"
#endif
#include <poll.h>
#ifdef __clang__
#pragma GCC diagnostic pop
#endif
#endif
#ifdef _WIN32
using socket_type = uptr;
#else
using socket_type = int;
#endif
class lv2_socket
{
public:
// Poll events
enum class poll_t
{
read,
write,
error,
__bitset_enum_max
};
union sockopt_data
{
char ch[128];
be_t<s32> _int = 0;
sys_net_timeval timeo;
sys_net_linger linger;
};
public:
lv2_socket(lv2_socket_family family, lv2_socket_type type, lv2_ip_protocol protocol);
virtual ~lv2_socket() = default;
std::unique_lock<shared_mutex> lock();
void set_lv2_id(u32 id);
bs_t<poll_t> get_events() const;
void set_poll_event(bs_t<poll_t> event);
void poll_queue(u32 ppu_id, bs_t<poll_t> event, std::function<bool(bs_t<poll_t>)> poll_cb);
void clear_queue(u32 ppu_id);
void handle_events(const pollfd& native_fd, bool unset_connecting = false);
lv2_socket_family get_family() const;
lv2_socket_type get_type() const;
lv2_ip_protocol get_protocol() const;
std::size_t get_queue_size() const;
socket_type get_socket() const;
#ifdef _WIN32
bool is_connecting() const;
void set_connecting(bool is_connecting);
#endif
public:
virtual std::tuple<bool, s32, sys_net_sockaddr> accept(bool is_lock = true) = 0;
virtual s32 bind(const sys_net_sockaddr& addr, s32 ps3_id) = 0;
virtual std::optional<s32> connect(const sys_net_sockaddr& addr) = 0;
virtual s32 connect_followup() = 0;
virtual std::pair<s32, sys_net_sockaddr> getpeername() = 0;
virtual std::pair<s32, sys_net_sockaddr> getsockname() = 0;
virtual std::tuple<s32, sockopt_data, u32> getsockopt(s32 level, s32 optname, u32 len) = 0;
virtual s32 setsockopt(s32 level, s32 optname, const std::vector<u8>& optval) = 0;
virtual s32 listen(s32 backlog) = 0;
virtual std::optional<std::tuple<s32, std::vector<u8>, sys_net_sockaddr>> recvfrom(s32 flags, u32 len, bool is_lock = true) = 0;
virtual std::optional<s32> sendto(s32 flags, const std::vector<u8>& buf, std::optional<sys_net_sockaddr> opt_sn_addr, bool is_lock = true) = 0;
virtual void close() = 0;
virtual s32 shutdown(s32 how) = 0;
virtual s32 poll(sys_net_pollfd& sn_pfd, pollfd& native_pfd) = 0;
virtual std::tuple<bool, bool, bool> select(bs_t<poll_t> selected, pollfd& native_pfd) = 0;
public:
// IDM data
static const u32 id_base = 24;
static const u32 id_step = 1;
static const u32 id_count = 1000;
protected:
shared_mutex mutex;
u32 lv2_id = 0;
socket_type socket = 0;
lv2_socket_family family{};
lv2_socket_type type{};
lv2_ip_protocol protocol{};
// Events selected for polling
atomic_bs_t<poll_t> events{};
// Event processing workload (pair of thread id and the processing function)
std::vector<std::pair<u32, std::function<bool(bs_t<poll_t>)>>> queue;
// Socket options value keepers
// Non-blocking IO option
s32 so_nbio = 0;
// Error, only used for connection result for non blocking stream sockets
s32 so_error = 0;
// Unsupported option
s32 so_tcp_maxseg = 1500;
#ifdef _WIN32
s32 so_reuseaddr = 0;
s32 so_reuseport = 0;
// Tracks connect for WSAPoll workaround
bool connecting = false;
#endif
};