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htc: implement socket driver (socket api not really impl'd yet)

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This commit is contained in:
Michael Scire 2021-02-24 01:45:55 -08:00 committed by SciresM
parent b5ab491603
commit 1c974a387c
31 changed files with 1389 additions and 35 deletions
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4
libraries/libstratosphere/include/stratosphere/socket.hpp
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@ -18,5 +18,9 @@
#include <netdb.h>
#include <netinet/in.h>
#include <stratosphere/socket/socket_types.hpp>
#include <stratosphere/socket/socket_options.hpp>
#include <stratosphere/socket/socket_errno.hpp>
#include <stratosphere/socket/socket_constants.hpp>
#include <stratosphere/socket/socket_config.hpp>
#include <stratosphere/socket/socket_system_config.hpp>
#include <stratosphere/socket/socket_api.hpp>

28
libraries/libstratosphere/include/stratosphere/socket/socket_api.hpp
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@ -16,7 +16,9 @@
#pragma once
#include <vapours.hpp>
#include <stratosphere/socket/socket_types.hpp>
#include <stratosphere/socket/socket_options.hpp>
#include <stratosphere/socket/socket_errno.hpp>
#include <stratosphere/socket/socket_config.hpp>
namespace ams::socket {
@ -28,4 +30,30 @@ namespace ams::socket {
u32 InetNtohl(u32 net);
u16 InetNtohs(u16 net);
Result Initialize(const Config &config);
Result Finalize();
Result InitializeAllocatorForInternal(void *buffer, size_t size);
ssize_t RecvFrom(s32 desc, void *buffer, size_t buffer_size, MsgFlag flags, SockAddr *out_address, SockLenT *out_addr_len);
ssize_t Recv(s32 desc, void *buffer, size_t buffer_size, MsgFlag flags);
ssize_t SendTo(s32 desc, const void *buffer, size_t buffer_size, MsgFlag flags, const SockAddr *address, SockLenT len);
ssize_t Send(s32 desc, const void *buffer, size_t buffer_size, MsgFlag flags);
s32 Shutdown(s32 desc, ShutdownMethod how);
s32 SocketExempt(Family domain, Type type, Protocol protocol);
s32 Accept(s32 desc, SockAddr *out_address, SockLenT *out_addr_len);
s32 Bind(s32 desc, const SockAddr *address, SockLenT len);
s32 GetSockName(s32 desc, SockAddr *out_address, SockLenT *out_addr_len);
s32 SetSockOpt(s32 desc, Level level, Option option_name, const void *option_value, SockLenT option_size);
s32 Listen(s32 desc, s32 backlog);
s32 Close(s32 desc);
}

89
libraries/libstratosphere/include/stratosphere/socket/socket_config.hpp Normal file
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@ -0,0 +1,89 @@
/*
* Copyright (c) 2018-2020 Atmosphère-NX
*
* This program is free software; you can redistribute it and/or modify it
* under the terms and conditions of the GNU General Public License,
* version 2, as published by the Free Software Foundation.
*
* This program is distributed in the hope it will be useful, but WITHOUT
* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
* more details.
*
* You should have received a copy of the GNU General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
#pragma once
#include <vapours.hpp>
#include <stratosphere/os.hpp>
#include <stratosphere/socket/socket_constants.hpp>
namespace ams::socket {
constexpr ALWAYS_INLINE size_t AlignMss(size_t size) {
return util::DivideUp(size, static_cast<size_t>(1500));
}
class Config {
private:
u32 m_version;
protected:
bool m_system;
bool m_smbp;
void *m_memory_pool;
size_t m_memory_pool_size;
size_t m_allocator_pool_size;
size_t m_tcp_initial_send_buffer_size;
size_t m_tcp_initial_receive_buffer_size;
size_t m_tcp_auto_send_buffer_size_max;
size_t m_tcp_auto_receive_buffer_size_max;
size_t m_udp_send_buffer_size;
size_t m_udp_receive_buffer_size;
int m_sb_efficiency;
int m_concurrency_count_max;
public:
constexpr Config(void *mp, size_t mp_sz, size_t ap, size_t is, size_t ir, size_t as, size_t ar, size_t us, size_t ur, int sbe, int c)
: m_version(LibraryVersion),
m_system(false),
m_smbp(false),
m_memory_pool(mp),
m_memory_pool_size(mp_sz),
m_allocator_pool_size(ap),
m_tcp_initial_send_buffer_size(is),
m_tcp_initial_receive_buffer_size(ir),
m_tcp_auto_send_buffer_size_max(as),
m_tcp_auto_receive_buffer_size_max(ar),
m_udp_send_buffer_size(us),
m_udp_receive_buffer_size(ur),
m_sb_efficiency(sbe),
m_concurrency_count_max(c)
{
/* ... */
}
constexpr u32 GetVersion() const { return m_version; }
constexpr bool IsSystemClient() const { return m_system; }
constexpr bool IsSmbpClient() const { return m_smbp; }
constexpr void *GetMemoryPool() const { return m_memory_pool; }
constexpr size_t GetMemoryPoolSize() const { return m_memory_pool_size; }
constexpr size_t GetAllocatorPoolSize() const { return m_allocator_pool_size; }
constexpr size_t GetTcpInitialSendBufferSize() const { return m_tcp_initial_send_buffer_size; }
constexpr size_t GetTcpInitialReceiveBufferSize() const { return m_tcp_initial_receive_buffer_size; }
constexpr size_t GetTcpAutoSendBufferSizeMax() const { return m_tcp_auto_send_buffer_size_max; }
constexpr size_t GetTcpAutoReceiveBufferSizeMax() const { return m_tcp_auto_receive_buffer_size_max; }
constexpr size_t GetUdpSendBufferSize() const { return m_udp_send_buffer_size; }
constexpr size_t GetUdpReceiveBufferSize() const { return m_udp_receive_buffer_size; }
constexpr int GetSocketBufferEfficiency() const { return m_sb_efficiency; }
constexpr int GetConcurrencyCountMax() const { return m_concurrency_count_max; }
constexpr void SetTcpInitialSendBufferSize(size_t size) { m_tcp_initial_send_buffer_size = size; }
constexpr void SetTcpInitialReceiveBufferSize(size_t size) { m_tcp_initial_receive_buffer_size = size; }
constexpr void SetTcpAutoSendBufferSizeMax(size_t size) { m_tcp_auto_send_buffer_size_max = size; }
constexpr void SetTcpAutoReceiveBufferSizeMax(size_t size) { m_tcp_auto_receive_buffer_size_max = size; }
constexpr void SetUdpSendBufferSize(size_t size) { m_udp_send_buffer_size = size; }
constexpr void SetUdpReceiveBufferSize(size_t size) { m_udp_receive_buffer_size = size; }
constexpr void SetSocketBufferEfficiency(int sb) { AMS_ABORT_UNLESS(1 <= sb && sb <= 8); m_sb_efficiency = sb; }
constexpr void SetConcurrencyCountMax(int c) { m_concurrency_count_max = c; }
};
}

39
libraries/libstratosphere/include/stratosphere/socket/socket_constants.hpp Normal file
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@ -0,0 +1,39 @@
/*
* Copyright (c) 2018-2020 Atmosphère-NX
*
* This program is free software; you can redistribute it and/or modify it
* under the terms and conditions of the GNU General Public License,
* version 2, as published by the Free Software Foundation.
*
* This program is distributed in the hope it will be useful, but WITHOUT
* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
* more details.
*
* You should have received a copy of the GNU General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
#pragma once
#include <vapours.hpp>
namespace ams::socket {
constexpr inline s32 InvalidSocket = -1;
constexpr inline s32 SocketError = -1;
constexpr inline auto DefaultTcpAutoBufferSizeMax = 192_KB;
constexpr inline auto MinTransferMemorySize = (2 * DefaultTcpAutoBufferSizeMax + 128_KB);
constexpr inline auto MinSocketAllocatorSize = 128_KB;
constexpr inline auto MinSocketMemoryPoolSize = MinSocketAllocatorSize + MinTransferMemorySize;
constexpr inline auto MinMemHeapAllocatorSize = 16_KB;
constexpr inline auto MinimumSharedMbufPoolReservation = 4_KB;
constexpr inline size_t MemoryPoolAlignment = 4_KB;
constexpr inline auto ConcurrencyLimitMax = 14;
/* TODO: Does this need to be 1 for sockets to work on lower firmware versions? */
/* Is this value actually used/checked by bsdsockets sysmodule? */
constexpr inline auto LibraryVersion = 7;
}

15
libraries/libstratosphere/include/stratosphere/socket/socket_errno.hpp
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@ -19,10 +19,21 @@
namespace ams::socket {
enum class Errno : u32 {
ESuccess = 0,
ESuccess = 0,
/* ... */
ENoSpc = 28,
EAgain = 11,
ENoMem = 12,
/* ... */
EFault = 14,
/* ... */
EInval = 22,
/* ... */
ENoSpc = 28,
/* ... */
EL3Hlt = 46,
/* ... */
EOpNotSupp = 95,
ENotSup = EOpNotSupp,
};
enum class HErrno : s32 {

38
libraries/libstratosphere/include/stratosphere/socket/socket_options.hpp Normal file
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@ -0,0 +1,38 @@
/*
* Copyright (c) 2018-2020 Atmosphère-NX
*
* This program is free software; you can redistribute it and/or modify it
* under the terms and conditions of the GNU General Public License,
* version 2, as published by the Free Software Foundation.
*
* This program is distributed in the hope it will be useful, but WITHOUT
* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
* more details.
*
* You should have received a copy of the GNU General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
#pragma once
#include <vapours.hpp>
namespace ams::socket {
enum class Level : s32 {
Sol_Ip = 0,
Sol_Icmp = 1,
Sol_Tcp = 6,
Sol_Udp = 17,
Sol_UdpLite = 136,
Sol_Socket = 0xFFFF,
};
enum class Option : u32 {
So_Debug = (1 << 0),
/* ... */
So_ReuseAddr = (1 << 2),
/* ... */
};
}

60
libraries/libstratosphere/include/stratosphere/socket/socket_system_config.hpp Normal file
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@ -0,0 +1,60 @@
/*
* Copyright (c) 2018-2020 Atmosphère-NX
*
* This program is free software; you can redistribute it and/or modify it
* under the terms and conditions of the GNU General Public License,
* version 2, as published by the Free Software Foundation.
*
* This program is distributed in the hope it will be useful, but WITHOUT
* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
* more details.
*
* You should have received a copy of the GNU General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
#pragma once
#include <vapours.hpp>
#include <stratosphere/socket/socket_config.hpp>
namespace ams::socket {
class SystemConfigDefault : public Config {
public:
static constexpr size_t DefaultTcpInitialSendBufferSize = 32_KB;
static constexpr size_t DefaultTcpInitialReceiveBufferSize = 64_KB;
static constexpr size_t DefaultTcpAutoSendBufferSizeMax = 256_KB;
static constexpr size_t DefaultTcpAutoReceiveBufferSizeMax = 256_KB;
static constexpr size_t DefaultUdpSendBufferSize = 9_KB;
static constexpr size_t DefaultUdpReceiveBufferSize = 42240;
static constexpr auto DefaultSocketBufferEfficiency = 2;
static constexpr auto DefaultConcurrency = 8;
static constexpr size_t DefaultAllocatorPoolSize = 128_KB;
static constexpr size_t PerTcpSocketWorstCaseMemoryPoolSize = [] {
constexpr size_t WorstCaseTcpSendBufferSize = AlignMss(std::max(DefaultTcpInitialSendBufferSize, DefaultTcpAutoSendBufferSizeMax));
constexpr size_t WorstCaseTcpReceiveBufferSize = AlignMss(std::max(DefaultTcpInitialReceiveBufferSize, DefaultTcpAutoReceiveBufferSizeMax));
return util::AlignUp(WorstCaseTcpSendBufferSize * DefaultSocketBufferEfficiency + WorstCaseTcpReceiveBufferSize * DefaultSocketBufferEfficiency, os::MemoryPageSize);
}();
static constexpr size_t PerUdpSocketWorstCaseMemoryPoolSize = [] {
constexpr size_t WorstCaseUdpSendBufferSize = AlignMss(DefaultUdpSendBufferSize);
constexpr size_t WorstCaseUdpReceiveBufferSize = AlignMss(DefaultUdpReceiveBufferSize);
return util::AlignUp(WorstCaseUdpSendBufferSize * DefaultSocketBufferEfficiency + WorstCaseUdpReceiveBufferSize * DefaultSocketBufferEfficiency, os::MemoryPageSize);
}();
public:
constexpr SystemConfigDefault(void *mp, size_t mp_sz, size_t ap, int c=DefaultConcurrency)
: Config(mp, mp_sz, ap,
DefaultTcpInitialSendBufferSize, DefaultTcpInitialReceiveBufferSize,
DefaultTcpAutoSendBufferSizeMax, DefaultTcpAutoReceiveBufferSizeMax,
DefaultUdpSendBufferSize, DefaultUdpReceiveBufferSize,
DefaultSocketBufferEfficiency, c)
{
/* Mark as system. */
m_system = true;
}
};
}

15
libraries/libstratosphere/include/stratosphere/socket/socket_types.hpp
View file

@ -79,6 +79,19 @@ namespace ams::socket {
Pf_Max = Af_Max
};
enum class MsgFlag : s32 {
MsgFlag_None = (0 << 0),
/* ... */
MsgFlag_WaitAll = (1 << 6),
/* ... */
};
enum class ShutdownMethod : u32 {
Shut_Rd = 0,
Shut_Wr = 1,
Shut_RdWr = 2,
};
struct HostEnt {
char *h_name;
char **h_aliases;
@ -98,7 +111,7 @@ namespace ams::socket {
Ai_NumericHost = (1 << 2),
Ai_NumericServ = (1 << 3),
Ai_AddrConfig = (1 << 10),
Ai_AddrConfig = (1 << 10),
};
struct SockAddr {

10
libraries/libstratosphere/source/htclow/ctrl/htclow_ctrl_settings_holder.hpp
View file

@ -20,12 +20,12 @@ namespace ams::htclow::ctrl {
class SettingsHolder {
private:
char m_hardware_type[0x40];
char m_target_name[0x40];
char m_serial_number[0x40];
char m_firmware_version[0x40];
char m_hardware_type[0x40]{};
char m_target_name[0x40]{};
char m_serial_number[0x40]{};
char m_firmware_version[0x40]{};
public:
SettingsHolder() { /* ... */ }
constexpr SettingsHolder() = default;
void LoadSettings();

7
libraries/libstratosphere/source/htclow/driver/htclow_driver_manager.cpp
View file

@ -32,10 +32,9 @@ namespace ams::htclow::driver {
m_open_driver = m_debug_driver;
break;
case impl::DriverType::Socket:
//m_socket_driver.Open();
//m_open_driver = std::addressof(m_socket_driver);
//break;
return htclow::ResultUnknownDriverType();
m_socket_driver.Open();
m_open_driver = std::addressof(m_socket_driver);
break;
case impl::DriverType::Usb:
m_usb_driver.Open();
m_open_driver = std::addressof(m_usb_driver);

7
libraries/libstratosphere/source/htclow/driver/htclow_driver_manager.hpp
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@ -16,6 +16,7 @@
#pragma once
#include <stratosphere.hpp>
#include "htclow_i_driver.hpp"
#include "htclow_socket_driver.hpp"
#include "htclow_usb_driver.hpp"
namespace ams::htclow::driver {
@ -23,14 +24,14 @@ namespace ams::htclow::driver {
class DriverManager {
private:
std::optional<htclow::impl::DriverType> m_driver_type{};
IDriver *m_debug_driver;
/* TODO: SocketDriver m_socket_driver; */
IDriver *m_debug_driver{};
SocketDriver m_socket_driver;
UsbDriver m_usb_driver{};
/* TODO: PlainChannelDriver m_plain_channel_driver; */
os::SdkMutex m_mutex{};
IDriver *m_open_driver{};
public:
DriverManager() = default;
DriverManager(mem::StandardAllocator *allocator) : m_socket_driver(allocator) { /* ... */ }
Result OpenDriver(impl::DriverType driver_type);
void CloseDriver();

61
libraries/libstratosphere/source/htclow/driver/htclow_driver_memory_management.cpp Normal file
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@ -0,0 +1,61 @@
/*
* Copyright (c) 2018-2020 Atmosphère-NX
*
* This program is free software; you can redistribute it and/or modify it
* under the terms and conditions of the GNU General Public License,
* version 2, as published by the Free Software Foundation.
*
* This program is distributed in the hope it will be useful, but WITHOUT
* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
* more details.
*
* You should have received a copy of the GNU General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
#include <stratosphere.hpp>
#include "htclow_driver_memory_management.hpp"
namespace ams::htclow::driver {
namespace {
constexpr inline size_t RequiredAlignment = std::max(os::ThreadStackAlignment, os::MemoryPageSize);
using SocketConfigType = socket::SystemConfigDefault;
/* TODO: If we ever use resolvers, increase this. */
constexpr inline size_t SocketAllocatorSize = 4_KB;
constexpr inline size_t SocketMemoryPoolSize = util::AlignUp(SocketConfigType::PerTcpSocketWorstCaseMemoryPoolSize + SocketConfigType::PerUdpSocketWorstCaseMemoryPoolSize, os::MemoryPageSize);
constexpr inline size_t SocketRequiredSize = util::AlignUp(SocketMemoryPoolSize + SocketAllocatorSize, os::MemoryPageSize);
constexpr inline size_t UsbRequiredSize = 2 * UsbDmaBufferSize + UsbIndicationThreadStackSize;
static_assert(util::IsAligned(UsbDmaBufferSize, RequiredAlignment));
constexpr inline size_t RequiredSize = std::max(SocketRequiredSize, UsbRequiredSize);
static_assert(util::IsAligned(RequiredSize, os::MemoryPageSize));
/* Declare the memory pool. */
alignas(RequiredAlignment) constinit u8 g_driver_memory[RequiredSize];
constexpr inline const socket::SystemConfigDefault SocketConfig(g_driver_memory, RequiredSize, SocketAllocatorSize);
}
void *GetUsbReceiveBuffer() {
return g_driver_memory;
}
void *GetUsbSendBuffer() {
return g_driver_memory + UsbDmaBufferSize;
}
void *GetUsbIndicationThreadStack() {
return g_driver_memory + 2 * UsbDmaBufferSize;
}
void InitializeSocketApiForSocketDriver() {
R_ABORT_UNLESS(socket::Initialize(SocketConfig));
}
}

28
libraries/libstratosphere/source/htclow/driver/htclow_driver_memory_management.hpp Normal file
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@ -0,0 +1,28 @@
/*
* Copyright (c) 2018-2020 Atmosphère-NX
*
* This program is free software; you can redistribute it and/or modify it
* under the terms and conditions of the GNU General Public License,
* version 2, as published by the Free Software Foundation.
*
* This program is distributed in the hope it will be useful, but WITHOUT
* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
* more details.
*
* You should have received a copy of the GNU General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
#pragma once
#include <stratosphere.hpp>
namespace ams::htclow::driver {
constexpr inline size_t UsbDmaBufferSize = 0x80000;
constexpr inline size_t UsbIndicationThreadStackSize = 16_KB;
void *GetUsbReceiveBuffer();
void *GetUsbSendBuffer();
void *GetUsbIndicationThreadStack();
}

151
libraries/libstratosphere/source/htclow/driver/htclow_socket_discovery_manager.cpp Normal file
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@ -0,0 +1,151 @@
/*
* Copyright (c) 2018-2020 Atmosphère-NX
*
* This program is free software; you can redistribute it and/or modify it
* under the terms and conditions of the GNU General Public License,
* version 2, as published by the Free Software Foundation.
*
* This program is distributed in the hope it will be useful, but WITHOUT
* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
* more details.
*
* You should have received a copy of the GNU General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
#include <stratosphere.hpp>
#include "htclow_socket_discovery_manager.hpp"
#include "htclow_socket_discovery_util.hpp"
namespace ams::htclow::driver {
namespace {
constexpr inline u32 BeaconQueryServiceId = 0xB48F5C51;
}
void SocketDiscoveryManager::OnDriverOpen() {
/* Create our socket. */
m_socket = socket::SocketExempt(socket::Family::Af_Inet, socket::Type::Sock_Dgram, socket::Protocol::IpProto_Udp);
AMS_ABORT_UNLESS(m_socket != -1);
/* Mark driver open. */
m_driver_closed = false;
/* Create our thread. */
R_ABORT_UNLESS(os::CreateThread(std::addressof(m_discovery_thread), ThreadEntry, this, m_thread_stack, os::MemoryPageSize, AMS_GET_SYSTEM_THREAD_PRIORITY(htc, HtclowDiscovery)));
/* Set our thread name. */
os::SetThreadNamePointer(std::addressof(m_discovery_thread), AMS_GET_SYSTEM_THREAD_NAME(htc, HtclowDiscovery));
/* Start our thread. */
os::StartThread(std::addressof(m_discovery_thread));
}
void SocketDiscoveryManager::OnDriverClose() {
/* Mark driver closed. */
m_driver_closed = true;
/* Shutdown our socket. */
socket::Shutdown(m_socket, socket::ShutdownMethod::Shut_RdWr);
/* Close our socket. */
socket::Close(m_socket);
/* Destroy our thread. */
os::WaitThread(std::addressof(m_discovery_thread));
os::DestroyThread(std::addressof(m_discovery_thread));
}
void SocketDiscoveryManager::OnSocketAcceptBegin(u16 port) {
/* ... */
}
void SocketDiscoveryManager::OnSocketAcceptEnd() {
/* ... */
}
void SocketDiscoveryManager::ThreadFunc() {
for (this->DoDiscovery(); !m_driver_closed; this->DoDiscovery()) {
/* Check if the driver is closed five times. */
for (size_t i = 0; i < 5; ++i) {
os::SleepThread(TimeSpan::FromSeconds(1));
if (m_driver_closed) {
return;
}
}
}
}
Result SocketDiscoveryManager::DoDiscovery() {
/* Ensure we close our socket if we fail. */
auto socket_guard = SCOPE_GUARD { socket::Close(m_socket); };
/* Create sockaddr for our socket. */
const socket::SockAddrIn sockaddr = {
.sin_len = 0,
.sin_family = socket::Family::Af_Inet,
.sin_port = socket::InetHtons(20181),
.sin_addr = { socket::InetHtonl(0) },
};
/* Bind our socket. */
const auto bind_res = socket::Bind(m_socket, reinterpret_cast<const socket::SockAddr *>(std::addressof(sockaddr)), sizeof(sockaddr));
R_UNLESS(bind_res != 0, htclow::ResultSocketBindError());
/* Loop processing beacon queries. */
while (true) {
/* Receive a tmipc query header. */
TmipcHeader header;
socket::SockAddr recv_sockaddr;
socket::SockLenT recv_sockaddr_len = sizeof(recv_sockaddr);
const auto recv_res = socket::RecvFrom(m_socket, std::addressof(header), sizeof(header), socket::MsgFlag::MsgFlag_None, std::addressof(recv_sockaddr), std::addressof(recv_sockaddr_len));
/* Check that our receive was valid. */
R_UNLESS(recv_res >= 0, htclow::ResultSocketReceiveFromError());
R_UNLESS(recv_sockaddr_len == sizeof(recv_sockaddr), htclow::ResultSocketReceiveFromError());
/* Check we received a packet header. */
if (recv_res != sizeof(header)) {
continue;
}
/* Check that we received a correctly versioned BeaconQuery packet. */
/* NOTE: Nintendo checks this *after* the following receive, but this seems saner. */
if (header.version != TmipcVersion || header.service_id != BeaconQueryServiceId) {
continue;
}
/* Receive the packet body, if there is one. */
char packet_data[0x120];
/* NOTE: Nintendo does not check this... */
if (header.data_len > sizeof(packet_data)) {
continue;
}
if (header.data_len > 0) {
const auto body_res = socket::RecvFrom(m_socket, packet_data, header.data_len, socket::MsgFlag::MsgFlag_None, std::addressof(recv_sockaddr), std::addressof(recv_sockaddr_len));
R_UNLESS(body_res >= 0, htclow::ResultSocketReceiveFromError());
R_UNLESS(recv_sockaddr_len == sizeof(recv_sockaddr), htclow::ResultSocketReceiveFromError());
if (body_res != header.data_len) {
continue;
}
}
/* Make our beacon response packet. */
const auto len = MakeBeaconResponsePacket(packet_data, sizeof(packet_data));
/* Send the beacon response data. */
const auto send_res = socket::SendTo(m_socket, packet_data, len, socket::MsgFlag::MsgFlag_None, std::addressof(recv_sockaddr), sizeof(recv_sockaddr));
R_UNLESS(send_res >= 0, htclow::ResultSocketSendToError());
}
/* This can never happen, as the above loop should be infinite, but completion logic is here for posterity. */
socket_guard.Cancel();
return ResultSuccess();
}
}

49
libraries/libstratosphere/source/htclow/driver/htclow_socket_discovery_manager.hpp Normal file
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@ -0,0 +1,49 @@
/*
* Copyright (c) 2018-2020 Atmosphère-NX
*
* This program is free software; you can redistribute it and/or modify it
* under the terms and conditions of the GNU General Public License,
* version 2, as published by the Free Software Foundation.
*
* This program is distributed in the hope it will be useful, but WITHOUT
* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
* more details.
*
* You should have received a copy of the GNU General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
#pragma once
#include <stratosphere.hpp>
namespace ams::htclow::driver {
class SocketDiscoveryManager {
private:
bool m_driver_closed;
mem::StandardAllocator *m_allocator;
void *m_thread_stack;
os::ThreadType m_discovery_thread;
s32 m_socket;
public:
SocketDiscoveryManager(mem::StandardAllocator *allocator)
: m_driver_closed(false), m_allocator(allocator), m_thread_stack(allocator->Allocate(os::MemoryPageSize, os::ThreadStackAlignment))
{
/* ... */
}
private:
static void ThreadEntry(void *arg) {
static_cast<SocketDiscoveryManager *>(arg)->ThreadFunc();
}
void ThreadFunc();
Result DoDiscovery();
public:
void OnDriverOpen();
void OnDriverClose();
void OnSocketAcceptBegin(u16 port);
void OnSocketAcceptEnd();
};
}

132
libraries/libstratosphere/source/htclow/driver/htclow_socket_discovery_util.cpp Normal file
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@ -0,0 +1,132 @@
/*
* Copyright (c) 2018-2020 Atmosphère-NX
*
* This program is free software; you can redistribute it and/or modify it
* under the terms and conditions of the GNU General Public License,
* version 2, as published by the Free Software Foundation.
*
* This program is distributed in the hope it will be useful, but WITHOUT
* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
* more details.
*
* You should have received a copy of the GNU General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
#include <stratosphere.hpp>
#include "htclow_socket_discovery_util.hpp"
#include "../ctrl/htclow_ctrl_settings_holder.hpp"
namespace ams::htclow::driver {
namespace {
constexpr inline u32 AutoConnectIpv4RequestServiceId = 0x834C775A;
constexpr inline u32 BeaconResponseServiceId = 0xA6F7FA96;
constexpr const char MakeAutoConnectIpv4RequestPacketFormat[] =
"{\r\n"
" \"Address\" : \"%u.%u.%u.%u\",\r\n"
" \"Port\" : %u,\r\n"
" \"HW\" : \"%s\",\r\n"
" \"SN\" : \"%s\"\r\n"
"}\r\n";
constexpr const char BeaconResponsePacketFormat[] =
"{\r\n"
" \"Gen\" : 2,\r\n"
" \"Spec \": \"%s\",\r\n"
" \"MAC\" : \"00:00:00:00:00:00\",\r\n"
" \"Conn\" : \"TCP\",\r\n"
" \"HW\" : \"%s\",\r\n"
" \"Name\" : \"%s\",\r\n"
" \"SN\" : \"%s\",\r\n"
" \"FW\" : \"%s\"\r\n"
"}\r\n";
constinit os::SdkMutex g_settings_holder_mutex;
constinit bool g_settings_holder_initialized = false;
constinit htclow::ctrl::SettingsHolder g_settings_holder;
void InitializeSettingsHolder() {
std::scoped_lock lk(g_settings_holder_mutex);
if (!g_settings_holder_initialized) {
g_settings_holder.LoadSettings();
g_settings_holder_initialized = true;
}
}
}
s32 MakeAutoConnectIpv4RequestPacket(char *dst, size_t dst_size, const socket::SockAddrIn &sockaddr) {
/* Initialize the settings holder. */
InitializeSettingsHolder();
/* Create the packet header. */
TmipcHeader header = {
.service_id = AutoConnectIpv4RequestServiceId,
.version = TmipcVersion,
};
/* Create the packet body. */
std::scoped_lock lk(g_settings_holder_mutex);
const auto addr = sockaddr.sin_addr.s_addr;
char packet_body[0x100];
const auto ideal_len = util::SNPrintf(packet_body, sizeof(packet_body), MakeAutoConnectIpv4RequestPacketFormat,
(addr >> 0) & 0xFF, (addr >> 8) & 0xFF, (addr >> 16) & 0xFF, (addr >> 24) & 0xFF,
socket::InetNtohs(sockaddr.sin_port),
g_settings_holder.GetHardwareType(),
"" /* Nintendo passes empty string as serial number here. */
);
/* Determine actual usable body length. */
header.data_len = std::max<u32>(ideal_len, sizeof(packet_body));
/* Check that the packet will fit. */
AMS_ABORT_UNLESS(sizeof(header) + header.data_len <= dst_size);
/* Copy the formatted header. */
std::memcpy(dst, std::addressof(header), sizeof(header));
std::memcpy(dst + sizeof(header), packet_body, header.data_len);
return header.data_len;
}
s32 MakeBeaconResponsePacket(char *dst, size_t dst_size) {
/* Initialize the settings holder. */
InitializeSettingsHolder();
/* Create the packet header. */
TmipcHeader header = {
.service_id = BeaconResponseServiceId,
.version = TmipcVersion,
};
/* Create the packet body. */
std::scoped_lock lk(g_settings_holder_mutex);
char packet_body[0x100];
const auto ideal_len = util::SNPrintf(packet_body, sizeof(packet_body), BeaconResponsePacketFormat,
g_settings_holder.GetSpec(),
g_settings_holder.GetHardwareType(),
g_settings_holder.GetTargetName(),
g_settings_holder.GetSerialNumber(),
g_settings_holder.GetFirmwareVersion()
);
/* Determine actual usable body length. */
header.data_len = std::max<u32>(ideal_len, sizeof(packet_body));
/* Check that the packet will fit. */
AMS_ABORT_UNLESS(sizeof(header) + header.data_len <= dst_size);
/* Copy the formatted header. */
std::memcpy(dst, std::addressof(header), sizeof(header));
std::memcpy(dst + sizeof(header), packet_body, header.data_len);
return header.data_len;
}
}

38
libraries/libstratosphere/source/htclow/driver/htclow_socket_discovery_util.hpp Normal file
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@ -0,0 +1,38 @@
/*
* Copyright (c) 2018-2020 Atmosphère-NX
*
* This program is free software; you can redistribute it and/or modify it
* under the terms and conditions of the GNU General Public License,
* version 2, as published by the Free Software Foundation.
*
* This program is distributed in the hope it will be useful, but WITHOUT
* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
* more details.
*
* You should have received a copy of the GNU General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
#pragma once
#include <stratosphere.hpp>
namespace ams::htclow::driver {
constexpr inline u8 TmipcVersion = 5;
struct TmipcHeader {
u32 service_id;
u32 reserved_00;
u16 reserved_01;
u8 reserved_02;
u8 version;
u32 data_len;
u32 reserved[4];
};
static_assert(util::is_pod<TmipcHeader>::value);
static_assert(sizeof(TmipcHeader) == 0x20);
s32 MakeAutoConnectIpv4RequestPacket(char *dst, size_t dst_size, const socket::SockAddrIn &sockaddr);
s32 MakeBeaconResponsePacket(char *dst, size_t dst_size);
}

283
libraries/libstratosphere/source/htclow/driver/htclow_socket_driver.cpp Normal file
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@ -0,0 +1,283 @@
/*
* Copyright (c) 2018-2020 Atmosphère-NX
*
* This program is free software; you can redistribute it and/or modify it
* under the terms and conditions of the GNU General Public License,
* version 2, as published by the Free Software Foundation.
*
* This program is distributed in the hope it will be useful, but WITHOUT
* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
* more details.
*
* You should have received a copy of the GNU General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
#include <stratosphere.hpp>
#include "htclow_socket_driver.hpp"
#include "htclow_socket_discovery_util.hpp"
namespace ams::htclow::driver {
Result SocketDriver::ConnectThread() {
/* Do auto connect, if we should. */
if (m_auto_connect_reserved) {
this->DoAutoConnect();
}
/* Get the socket's name. */
socket::SockAddrIn sockaddr;
socket::SockLenT sockaddr_len = sizeof(sockaddr);
R_UNLESS(socket::GetSockName(m_server_socket, reinterpret_cast<socket::SockAddr *>(std::addressof(sockaddr)), std::addressof(sockaddr_len)) == 0, htclow::ResultSocketGetSockNameError());
/* Accept. */
m_discovery_manager.OnSocketAcceptBegin(sockaddr.sin_port);
sockaddr_len = sizeof(m_server_sockaddr);
const auto client_desc = socket::Accept(m_server_socket, reinterpret_cast<socket::SockAddr *>(std::addressof(m_server_sockaddr)), std::addressof(sockaddr_len));
m_discovery_manager.OnSocketAcceptEnd();
/* Check accept result. */
R_UNLESS(client_desc >= 0, htclow::ResultSocketAcceptError());
/* Setup client socket. */
R_TRY(this->SetupClientSocket(client_desc));
return ResultSuccess();
}
Result SocketDriver::CreateServerSocket() {
/* Check that we don't have a server socket. */
AMS_ASSERT(!m_server_socket_valid);
/* Create the socket. */
const auto desc = socket::SocketExempt(socket::Family::Af_Inet, socket::Type::Sock_Stream, socket::Protocol::IpProto_Tcp);
R_UNLESS(desc != -1, htclow::ResultSocketSocketExemptError());
/* Be sure that we close the socket if we don't succeed. */
auto socket_guard = SCOPE_GUARD { socket::Close(desc); };
/* Create sockaddr for our socket. */
const socket::SockAddrIn sockaddr = {
.sin_len = 0,
.sin_family = socket::Family::Af_Inet,
.sin_port = socket::InetHtons(20180),
.sin_addr = { socket::InetHtonl(0) },
};
/* Enable local address reuse. */
{
u32 enable = 1;
const auto res = socket::SetSockOpt(desc, socket::Level::Sol_Socket, socket::Option::So_ReuseAddr, std::addressof(enable), sizeof(enable));
AMS_ABORT_UNLESS(res == 0);
}
/* Bind the socket. */
const auto bind_res = socket::Bind(desc, reinterpret_cast<const socket::SockAddr *>(std::addressof(sockaddr)), sizeof(sockaddr));
R_UNLESS(bind_res == 0, htclow::ResultSocketBindError());
/* Listen on the socket. */
const auto listen_res = socket::Listen(desc, 1);
R_UNLESS(listen_res == 0, htclow::ResultSocketListenError());
/* We succeeded. */
socket_guard.Cancel();
m_server_socket = desc;
m_server_socket_valid = true;
return ResultSuccess();
}
void SocketDriver::DestroyServerSocket() {
if (m_server_socket_valid) {
socket::Shutdown(m_server_socket, socket::ShutdownMethod::Shut_RdWr);
socket::Close(m_server_socket);
m_server_socket_valid = false;
}
}
Result SocketDriver::SetupClientSocket(s32 desc) {
std::scoped_lock lk(m_mutex);
/* Check that we don't have a client socket. */
AMS_ASSERT(!m_client_socket_valid);
/* Be sure that we close the socket if we don't succeed. */
auto socket_guard = SCOPE_GUARD { socket::Close(desc); };
/* Enable debug logging for the socket. */
u32 debug = 1;
const auto res = socket::SetSockOpt(desc, socket::Level::Sol_Tcp, socket::Option::So_Debug, std::addressof(debug), sizeof(debug));
R_UNLESS(res >= 0, htclow::ResultSocketSetSockOptError());
/* We succeeded. */
socket_guard.Cancel();
m_client_socket = desc;
m_client_socket_valid = true;
return ResultSuccess();
}
bool SocketDriver::IsAutoConnectReserved() {
return m_auto_connect_reserved;
}
void SocketDriver::ReserveAutoConnect() {
std::scoped_lock lk(m_mutex);
if (m_client_socket_valid) {
/* Save our client sockaddr. */
socket::SockLenT sockaddr_len = sizeof(m_saved_client_sockaddr);
if (socket::GetSockName(m_server_socket, reinterpret_cast<socket::SockAddr *>(std::addressof(m_saved_client_sockaddr)), std::addressof(sockaddr_len)) != 0) {
return;
}
/* Save our server sockaddr. */
m_saved_server_sockaddr = m_server_sockaddr;
/* Mark auto-connect reserved. */
m_auto_connect_reserved = true;
}
}
void SocketDriver::DoAutoConnect() {
/* Clear auto-connect reserved. */
m_auto_connect_reserved = false;
/* Create udb socket. */
const auto desc = socket::SocketExempt(socket::Family::Af_Inet, socket::Type::Sock_Dgram, socket::Protocol::IpProto_Udp);
if (desc == -1) {
return;
}
/* Clean up the desc when we're done. */
ON_SCOPE_EXIT { socket::Close(desc); };
/* Create auto-connect packet. */
char auto_connect_packet[0x120];
s32 len;
{
const socket::SockAddrIn sockaddr = {
.sin_family = socket::Family::Af_Inet,
.sin_port = m_saved_client_sockaddr.sin_port,
.sin_addr = m_saved_client_sockaddr.sin_addr,
};
len = htclow::driver::MakeAutoConnectIpv4RequestPacket(auto_connect_packet, sizeof(auto_connect_packet), sockaddr);
}
/* Send the auto-connect packet to the host on port 20181. */
const socket::SockAddrIn sockaddr = {
.sin_family = socket::Family::Af_Inet,
.sin_port = socket::InetHtons(20181),
.sin_addr = m_saved_server_sockaddr.sin_addr,
};
/* Send the auto-connect packet. */
socket::SendTo(desc, auto_connect_packet, len, socket::MsgFlag::MsgFlag_None, reinterpret_cast<const socket::SockAddr *>(std::addressof(sockaddr)), sizeof(sockaddr));
}
Result SocketDriver::Open() {
m_discovery_manager.OnDriverOpen();
return ResultSuccess();
}
void SocketDriver::Close() {
m_discovery_manager.OnDriverClose();
}
Result SocketDriver::Connect(os::EventType *event) {
/* Allocate a temporary thread stack. */
void *stack = m_allocator->Allocate(os::MemoryPageSize, os::ThreadStackAlignment);
ON_SCOPE_EXIT { m_allocator->Free(stack); };
/* Try to create a server socket. */
R_TRY(this->CreateServerSocket());
/* Prepare to run our connect thread. */
m_event.Clear();
/* Run our connect thread. */
{
/* Create the thread. */
os::ThreadType connect_thread;
R_ABORT_UNLESS(os::CreateThread(std::addressof(connect_thread), ConnectThreadEntry, this, stack, os::MemoryPageSize, AMS_GET_SYSTEM_THREAD_PRIORITY(htc, HtclowTcpServer)));
/* Set the thread's name. */
os::SetThreadNamePointer(std::addressof(connect_thread), AMS_GET_SYSTEM_THREAD_NAME(htc, HtclowTcpServer));
/* Start the thread. */
os::StartThread(std::addressof(connect_thread));
/* Check if we should cancel the connection. */
if (os::WaitAny(event, m_event.GetBase()) == 0) {
this->DestroyServerSocket();
}
/* Wait for the connect thread to finish. */
os::WaitThread(std::addressof(connect_thread));
/* Destroy the connection thread. */
os::DestroyThread(std::addressof(connect_thread));
/* Destroy the server socket. */
this->DestroyServerSocket();
}
/* Return our connection result. */
return m_connect_result;
}
void SocketDriver::Shutdown() {
std::scoped_lock lk(m_mutex);
/* Shut down our client socket, if we need to. */
if (m_client_socket_valid) {
socket::Shutdown(m_client_socket, socket::ShutdownMethod::Shut_RdWr);
socket::Close(m_client_socket);
m_client_socket_valid = 0;
}
}
Result SocketDriver::Send(const void *src, int src_size) {
/* Check the input size. */
R_UNLESS(src_size >= 0, htclow::ResultInvalidArgument());
/* Repeatedly send data until it's all sent. */
ssize_t cur_sent;
for (ssize_t sent = 0; sent < src_size; sent += cur_sent) {
cur_sent = socket::Send(m_client_socket, static_cast<const u8 *>(src) + sent, src_size - sent, socket::MsgFlag::MsgFlag_None);
R_UNLESS(cur_sent > 0, htclow::ResultSocketSendError());
}
return ResultSuccess();
}
Result SocketDriver::Receive(void *dst, int dst_size) {
/* Check the input size. */
R_UNLESS(dst_size >= 0, htclow::ResultInvalidArgument());
/* Repeatedly receive data until it's all sent. */
ssize_t cur_recv;
for (ssize_t received = 0; received < dst_size; received += cur_recv) {
cur_recv = socket::Recv(m_client_socket, static_cast<u8 *>(dst) + received, dst_size - received, socket::MsgFlag::MsgFlag_None);
R_UNLESS(cur_recv > 0, htclow::ResultSocketReceiveError());
}
return ResultSuccess();
}
void SocketDriver::CancelSendReceive() {
this->Shutdown();
}
void SocketDriver::Suspend() {
this->ReserveAutoConnect();
}
void SocketDriver::Resume() {
/* ... */
}
}

76
libraries/libstratosphere/source/htclow/driver/htclow_socket_driver.hpp Normal file
View file

@ -0,0 +1,76 @@
/*
* Copyright (c) 2018-2020 Atmosphère-NX
*
* This program is free software; you can redistribute it and/or modify it
* under the terms and conditions of the GNU General Public License,
* version 2, as published by the Free Software Foundation.
*
* This program is distributed in the hope it will be useful, but WITHOUT
* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
* more details.
*
* You should have received a copy of the GNU General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
#pragma once
#include <stratosphere.hpp>
#include "htclow_i_driver.hpp"
#include "htclow_socket_discovery_manager.hpp"
namespace ams::htclow::driver {
class SocketDriver final : public IDriver {
private:
mem::StandardAllocator *m_allocator;
SocketDiscoveryManager m_discovery_manager;
socket::SockAddrIn m_server_sockaddr;
socket::SockAddrIn m_saved_server_sockaddr;
socket::SockAddrIn m_saved_client_sockaddr;
os::Event m_event;
Result m_connect_result;
os::SdkMutex m_mutex;
s32 m_server_socket;
s32 m_client_socket;
bool m_server_socket_valid;
bool m_client_socket_valid;
bool m_auto_connect_reserved;
public:
SocketDriver(mem::StandardAllocator *allocator)
: m_allocator(allocator), m_discovery_manager(m_allocator), m_event(os::EventClearMode_ManualClear),
m_connect_result(), m_mutex(), m_server_socket(), m_client_socket(), m_server_socket_valid(false),
m_client_socket_valid(false), m_auto_connect_reserved(false)
{
/* ... */
}
private:
static void ConnectThreadEntry(void *arg) {
auto * const driver = static_cast<SocketDriver *>(arg);
driver->m_connect_result = driver->ConnectThread();
driver->m_event.Signal();
}
Result ConnectThread();
private:
Result CreateServerSocket();
void DestroyServerSocket();
Result SetupClientSocket(s32 desc);
bool IsAutoConnectReserved();
void ReserveAutoConnect();
void DoAutoConnect();
public:
virtual Result Open() override;
virtual void Close() override;
virtual Result Connect(os::EventType *event) override;
virtual void Shutdown() override;
virtual Result Send(const void *src, int src_size) override;
virtual Result Receive(void *dst, int dst_size) override;
virtual void CancelSendReceive() override;
virtual void Suspend() override;
virtual void Resume() override;
};
}

14
libraries/libstratosphere/source/htclow/driver/htclow_usb_impl.cpp
View file

@ -15,6 +15,7 @@
*/
#include <stratosphere.hpp>
#include "htclow_usb_impl.hpp"
#include "htclow_driver_memory_management.hpp"
namespace ams::htclow::driver {
@ -179,11 +180,8 @@ namespace ams::htclow::driver {
.wBytesPerInterval = 0x0000,
};
constexpr size_t UsbDmaBufferSize = 0x60000;
alignas(os::MemoryPageSize) constinit u8 g_usb_receive_buffer[UsbDmaBufferSize];
alignas(os::MemoryPageSize) constinit u8 g_usb_send_buffer[UsbDmaBufferSize];
alignas(os::ThreadStackAlignment) constinit u8 g_usb_indication_thread_stack[16_KB];
constinit void *g_usb_receive_buffer = nullptr;
constinit void *g_usb_send_buffer = nullptr;
constinit UsbAvailabilityChangeCallback g_availability_change_callback = nullptr;
constinit void *g_availability_change_param = nullptr;
@ -346,6 +344,10 @@ namespace ams::htclow::driver {
/* Set the interface as initialized. */
g_usb_interface_initialized = true;
/* Get the dma buffers. */
g_usb_receive_buffer = GetUsbReceiveBuffer();
g_usb_send_buffer = GetUsbSendBuffer();
/* If we fail somewhere, finalize. */
auto init_guard = SCOPE_GUARD { FinalizeUsbInterface(); };
@ -385,7 +387,7 @@ namespace ams::htclow::driver {
R_TRY(ConvertUsbDriverResult(InitializeDsEndpoints()));
/* Create the indication thread. */
R_ABORT_UNLESS(os::CreateThread(std::addressof(g_usb_indication_thread), &UsbIndicationThreadFunction, nullptr, g_usb_indication_thread_stack, sizeof(g_usb_indication_thread_stack), AMS_GET_SYSTEM_THREAD_PRIORITY(htc, HtclowUsbIndication)));
R_ABORT_UNLESS(os::CreateThread(std::addressof(g_usb_indication_thread), &UsbIndicationThreadFunction, nullptr, GetUsbIndicationThreadStack(), UsbIndicationThreadStackSize, AMS_GET_SYSTEM_THREAD_PRIORITY(htc, HtclowUsbIndication)));
/* Set the thread name. */
os::SetThreadNamePointer(std::addressof(g_usb_indication_thread), AMS_GET_SYSTEM_THREAD_NAME(htc, HtclowUsbIndication));

2
libraries/libstratosphere/source/htclow/htclow_manager_impl.cpp
View file

@ -20,7 +20,7 @@
namespace ams::htclow {
HtclowManagerImpl::HtclowManagerImpl(mem::StandardAllocator *allocator)
: m_packet_factory(allocator), m_driver_manager(), m_mux(std::addressof(m_packet_factory), std::addressof(m_ctrl_state_machine)),
: m_packet_factory(allocator), m_driver_manager(allocator), m_mux(std::addressof(m_packet_factory), std::addressof(m_ctrl_state_machine)),
m_ctrl_packet_factory(allocator), m_ctrl_state_machine(), m_ctrl_service(std::addressof(m_ctrl_packet_factory), std::addressof(m_ctrl_state_machine), std::addressof(m_mux)),
m_worker(allocator, std::addressof(m_mux), std::addressof(m_ctrl_service)),
m_listener(allocator, std::addressof(m_mux), std::addressof(m_ctrl_service), std::addressof(m_worker)),

2
libraries/libstratosphere/source/socket/impl/socket_allocator.hpp
View file

@ -18,6 +18,8 @@
namespace ams::socket::impl {
constexpr inline auto MinimumHeapAlignment = 0x10;
void *Alloc(size_t size);
void *Calloc(size_t num, size_t size);
void Free(void *ptr);

10
libraries/libstratosphere/source/socket/impl/socket_api.hpp
View file

@ -20,9 +20,19 @@ namespace ams::socket::impl {
Errno GetLastError();
void SetLastError(Errno err);
bool HeapIsAvailable(int generation);
int GetHeapGeneration();
u32 InetHtonl(u32 host);
u16 InetHtons(u16 host);
u32 InetNtohl(u32 net);
u16 InetNtohs(u16 net);
Result Initialize(const Config &config);
Result Finalize();
Result InitializeAllocatorForInternal(void *buffer, size_t size);
s32 Shutdown(s32 desc, ShutdownMethod how);
}

193
libraries/libstratosphere/source/socket/impl/socket_api.os.horizon.cpp
View file

@ -17,35 +17,99 @@
#include "socket_api.hpp"
#include "socket_allocator.hpp"
extern "C" {
#include <switch/services/bsd.h>
}
namespace ams::socket::impl {
namespace {
constinit bool g_initialized = false;
constinit os::SdkMutex g_heap_mutex;
constinit lmem::HeapHandle g_heap_handle = nullptr;
constinit int g_heap_generation = -1;
ALWAYS_INLINE bool IsInitialized() {
return g_initialized;
}
}
void *Alloc(size_t size) {
/* TODO: expheap, heap generation. */
return ams::Malloc(size);
std::scoped_lock lk(g_heap_mutex);
AMS_ASSERT(g_heap_generation > 0);
void *ptr = nullptr;
if (!g_heap_handle) {
socket::impl::SetLastError(Errno::EOpNotSupp);
} else if ((ptr = lmem::AllocateFromExpHeap(g_heap_handle, size)) == nullptr) {
socket::impl::SetLastError(Errno::EOpNotSupp);
}
return ptr;
}
void *Calloc(size_t num, size_t size) {
if (void *ptr = Alloc(size * num); ptr != nullptr) {
std::memset(ptr, 0, size * num);
return ptr;
std::scoped_lock lk(g_heap_mutex);
AMS_ASSERT(g_heap_generation > 0);
void *ptr = nullptr;
if (!g_heap_handle) {
socket::impl::SetLastError(Errno::EOpNotSupp);
} else if ((ptr = lmem::AllocateFromExpHeap(g_heap_handle, size * num)) == nullptr) {
socket::impl::SetLastError(Errno::EOpNotSupp);
} else {
return nullptr;
std::memset(ptr, 0, size * num);
}
return ptr;
}
void Free(void *ptr) {
/* TODO: expheap, heap generation. */
return ams::Free(ptr);
std::scoped_lock lk(g_heap_mutex);
AMS_ASSERT(g_heap_generation > 0);
if (!g_heap_handle) {
socket::impl::SetLastError(Errno::EOpNotSupp);
} else if (ptr != nullptr) {
lmem::FreeToExpHeap(g_heap_handle, ptr);
}
}
bool HeapIsAvailable(int generation) {
std::scoped_lock lk(g_heap_mutex);
return g_heap_handle && g_heap_generation == generation;
}
int GetHeapGeneration() {
std::scoped_lock lk(g_heap_mutex);
return g_heap_generation;
}
Errno GetLastError() {
/* TODO: check that client library is initialized. */
return static_cast<Errno>(errno);
if (AMS_LIKELY(IsInitialized())) {
return static_cast<Errno>(errno);
} else {
return Errno::EInval;
}
}
void SetLastError(Errno err) {
/* TODO: check that client library is initialized. */
errno = static_cast<int>(err);
if (AMS_LIKELY(IsInitialized())) {
errno = static_cast<int>(err);
}
}
u32 InetHtonl(u32 host) {
@ -80,4 +144,109 @@ namespace ams::socket::impl {
}
}
namespace {
void InitializeHeapImpl(void *buffer, size_t size) {
/* NOTE: Nintendo uses both CreateOption_ThreadSafe *and* a global heap mutex. */
/* This is unnecessary, and using a single SdkMutex is more performant, since we're not recursive. */
std::scoped_lock lk(g_heap_mutex);
g_heap_handle = lmem::CreateExpHeap(buffer, size, lmem::CreateOption_None);
}
Result InitializeCommon(const Config &config) {
/* Check pre-conditions. */
AMS_ABORT_UNLESS(!IsInitialized());
AMS_ABORT_UNLESS(config.GetMemoryPool() != nullptr);
AMS_ABORT_UNLESS(1 <= config.GetConcurrencyCountMax() && config.GetConcurrencyCountMax() <= ConcurrencyLimitMax);
if (!config.IsSmbpClient()) { AMS_ABORT_UNLESS(config.GetAllocatorPoolSize() < config.GetMemoryPoolSize()); }
AMS_ABORT_UNLESS(util::IsAligned(config.GetMemoryPoolSize(), os::MemoryPageSize));
AMS_ABORT_UNLESS(util::IsAligned(config.GetAllocatorPoolSize(), os::MemoryPageSize));
AMS_ABORT_UNLESS(config.GetAllocatorPoolSize() >= 4_KB);
if (!config.IsSystemClient()) {
R_UNLESS(config.GetMemoryPoolSize() >= socket::MinSocketMemoryPoolSize, socket::ResultInsufficientProvidedMemory());
}
const size_t transfer_memory_size = config.GetMemoryPoolSize() - config.GetAllocatorPoolSize();
if (!config.IsSmbpClient()) {
R_UNLESS(transfer_memory_size >= socket::MinMemHeapAllocatorSize, socket::ResultInsufficientProvidedMemory());
} else {
R_UNLESS(config.GetMemoryPoolSize() >= socket::MinimumSharedMbufPoolReservation, socket::ResultInsufficientProvidedMemory());
}
/* Initialize the allocator heap. */
InitializeHeapImpl(static_cast<u8 *>(config.GetMemoryPool()) + transfer_memory_size, config.GetAllocatorPoolSize());
/* Initialize libnx. */
{
const ::BsdInitConfig libnx_config = {
.version = config.GetVersion(),
.tmem_buffer = config.GetMemoryPool(),
.tmem_buffer_size = transfer_memory_size,
.tcp_tx_buf_size = static_cast<u32>(config.GetTcpInitialSendBufferSize()),
.tcp_rx_buf_size = static_cast<u32>(config.GetTcpInitialReceiveBufferSize()),
.tcp_tx_buf_max_size = static_cast<u32>(config.GetTcpAutoSendBufferSizeMax()),
.tcp_rx_buf_max_size = static_cast<u32>(config.GetTcpAutoReceiveBufferSizeMax()),
.udp_tx_buf_size = static_cast<u32>(config.GetUdpSendBufferSize()),
.udp_rx_buf_size = static_cast<u32>(config.GetUdpReceiveBufferSize()),
.sb_efficiency = static_cast<u32>(config.GetSocketBufferEfficiency()),
};
const auto service_type = config.IsSystemClient() ? (1 << 1) : (1 << 0);
sm::DoWithSession([&] {
R_ABORT_UNLESS(::bsdInitialize(std::addressof(libnx_config), static_cast<u32>(config.GetConcurrencyCountMax()), service_type));
});
}
/* Set the heap generation. */
g_heap_generation = (g_heap_generation + 1) % MinimumHeapAlignment;
/* TODO: socket::resolver::EnableResolverCalls()? Not necessary in our case (htc), but consider calling it. */
return ResultSuccess();
}
}
Result Initialize(const Config &config) {
return InitializeCommon(config);
}
Result Finalize() {
/* Check pre-conditions. */
AMS_ABORT_UNLESS(IsInitialized());
/* TODO: If we support statistics, kill the statistics thread. */
/* TODO: socket::resolver::DisableResolverCalls()? */
/* Finalize libnx. */
::bsdExit();
/* Finalize the heap. */
lmem::HeapHandle heap_handle;
{
std::scoped_lock lk(g_heap_mutex);
heap_handle = g_heap_handle;
g_heap_handle = nullptr;
}
lmem::DestroyExpHeap(heap_handle);
return ResultSuccess();
}
Result InitializeAllocatorForInternal(void *buffer, size_t size) {
/* Check pre-conditions. */
AMS_ABORT_UNLESS(util::IsAligned(size, os::MemoryPageSize));
AMS_ABORT_UNLESS(size >= 4_KB);
InitializeHeapImpl(buffer, size);
return ResultSuccess();
}
}

12
libraries/libstratosphere/source/socket/socket_api.cpp
View file

@ -42,4 +42,16 @@ namespace ams::socket {
return impl::InetNtohs(net);
}
Result Initialize(const Config &config) {
return impl::Initialize(config);
}
Result Finalize() {
return impl::Finalize();
}
Result InitializeAllocatorForInternal(void *buffer, size_t size) {
return impl::InitializeAllocatorForInternal(buffer, size);
}
}

1
libraries/libvapours/include/vapours/results.hpp
View file

@ -59,6 +59,7 @@
#include <vapours/results/settings_results.hpp>
#include <vapours/results/sf_results.hpp>
#include <vapours/results/sm_results.hpp>
#include <vapours/results/socket_results.hpp>
#include <vapours/results/spl_results.hpp>
#include <vapours/results/svc_results.hpp>
#include <vapours/results/time_results.hpp>

12
libraries/libvapours/include/vapours/results/htclow_results.hpp
View file

@ -52,6 +52,18 @@ namespace ams::htclow {
R_DEFINE_ERROR_RANGE(DriverError, 1200, 1999);
R_DEFINE_ERROR_RESULT(DriverOpened, 1201);
R_DEFINE_ERROR_RANGE(SocketDriverError, 1300, 1399);
R_DEFINE_ERROR_RESULT(SocketSocketExemptError, 1301);
R_DEFINE_ERROR_RESULT(SocketBindError, 1302);
R_DEFINE_ERROR_RESULT(SocketListenError, 1304);
R_DEFINE_ERROR_RESULT(SocketAcceptError, 1305);
R_DEFINE_ERROR_RESULT(SocketReceiveError, 1306);
R_DEFINE_ERROR_RESULT(SocketSendError, 1307);
R_DEFINE_ERROR_RESULT(SocketReceiveFromError, 1308);
R_DEFINE_ERROR_RESULT(SocketSendToError, 1309);
R_DEFINE_ERROR_RESULT(SocketSetSockOptError, 1310);
R_DEFINE_ERROR_RESULT(SocketGetSockNameError, 1311);
R_DEFINE_ERROR_RANGE(UsbDriverError, 1400, 1499);
R_DEFINE_ERROR_RESULT(UsbDriverUnknownError, 1401);
R_DEFINE_ERROR_RESULT(UsbDriverBusyError, 1402);

26
libraries/libvapours/include/vapours/results/socket_results.hpp Normal file
View file

@ -0,0 +1,26 @@
/*
* Copyright (c) 2018-2020 Atmosphère-NX
*
* This program is free software; you can redistribute it and/or modify it
* under the terms and conditions of the GNU General Public License,
* version 2, as published by the Free Software Foundation.
*
* This program is distributed in the hope it will be useful, but WITHOUT
* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
* more details.
*
* You should have received a copy of the GNU General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
#pragma once
#include <vapours/results/results_common.hpp>
namespace ams::socket {
R_DEFINE_NAMESPACE_RESULT_MODULE(27);
R_DEFINE_ERROR_RESULT(InsufficientProvidedMemory, 1);
}

5
stratosphere/ams_mitm/source/dns_mitm/dnsmitm_module.cpp
View file

@ -39,6 +39,8 @@ namespace ams::mitm::socket::resolver {
virtual Result OnNeedsToAccept(int port_index, Server *server) override;
};
alignas(os::MemoryPageSize) constinit u8 g_resolver_allocator_buffer[16_KB];
ServerManager g_server_manager;
Result ServerManager::OnNeedsToAccept(int port_index, Server *server) {
@ -121,6 +123,9 @@ namespace ams::mitm::socket::resolver {
return;
}
/* Initialize the socket allocator. */
ams::socket::InitializeAllocatorForInternal(g_resolver_allocator_buffer, sizeof(g_resolver_allocator_buffer));
/* Initialize debug. */
resolver::InitializeDebug(ShouldEnableDebugLog());

2
stratosphere/htc/htc.json
View file

@ -15,7 +15,7 @@
"filesystem_access": {
"permissions": "0xFFFFFFFFFFFFFFFF"
},
"service_access": ["pcie", "psc:m", "set:cal", "set:fd", "set:sys", "usb:ds", "fsp-srv"],
"service_access": ["pcie", "psc:m", "set:cal", "set:fd", "set:sys", "usb:ds", "fsp-srv", "bsd:s"],
"service_host": ["file_io", "htc", "htcs"],
"kernel_capabilities": [{
"type": "kernel_flags",

15
stratosphere/htc/source/htc_main.cpp
View file

@ -200,6 +200,10 @@ namespace ams::htc {
return htclow::impl::DriverType::HostBridge;
} else if (std::strstr(transport, "plainchannel")) {
return htclow::impl::DriverType::PlainChannel;
} else if (std::strstr(transport, "socket")) {
/* NOTE: Nintendo does not actually allow socket driver to be selected. */
/* Should we disallow this? Undesirable, because people will want to use docked tma. */
return htclow::impl::DriverType::Socket;
} else {
return DefaultHtclowDriverType;
}
@ -230,6 +234,12 @@ namespace ams::htc {
}
namespace ams::htclow::driver {
void InitializeSocketApiForSocketDriver();
}
int main(int argc, char **argv)
{
/* Set thread name. */
@ -240,6 +250,11 @@ int main(int argc, char **argv)
const auto driver_type = htc::GetHtclowDriverType();
htclow::HtclowManagerHolder::SetDefaultDriver(driver_type);
/* If necessary, initialize the socket driver. */
if (driver_type == htclow::impl::DriverType::Socket) {
htclow::driver::InitializeSocketApiForSocketDriver();
}
/* Initialize the htclow manager. */
htclow::HtclowManagerHolder::AddReference();
ON_SCOPE_EXIT { htclow::HtclowManagerHolder::Release(); };