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Add ipv6 socket support (#7418)

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* Add IPV6 socket support

* Suggestions
This commit is contained in:
PabloMK7 2024-02-08 04:22:44 +01:00 committed by GitHub
parent 1165a708d5
commit d41ce64f7b
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GPG key ID: B5690EEEBB952194
1 changed files with 80 additions and 45 deletions
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121
src/core/hle/service/soc/soc_u.cpp
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@ -600,7 +600,8 @@ union CTRSockAddr {
struct { struct {
u8 len; ///< The length of the entire structure, only the set fields count u8 len; ///< The length of the entire structure, only the set fields count
u8 sa_family; ///< The address family of the sockaddr u8 sa_family; ///< The address family of the sockaddr
u8 sa_data[0x1A]; ///< The extra data, this varies, depending on the address family std::array<u8, 0x1A>
sa_data; ///< The extra data, this varies, depending on the address family
} raw; } raw;
/// Structure to represent the 3ds' sockaddr_in structure /// Structure to represent the 3ds' sockaddr_in structure
@ -612,21 +613,39 @@ union CTRSockAddr {
} in; } in;
static_assert(sizeof(CTRSockAddrIn) == 8, "Invalid CTRSockAddrIn size"); static_assert(sizeof(CTRSockAddrIn) == 8, "Invalid CTRSockAddrIn size");
struct CTRSockAddrIn6 {
u8 len; ///< The length of the entire structure
u8 sin6_family; ///< The address family of the sockaddr_in6
u16 sin6_port; ///< The port associated with this sockaddr_in6
std::array<u8, 0x10> sin6_addr; ///< The actual address of the sockaddr_in6
u32 sin6_flowinfo; ///< The flow info of the sockaddr_in6
u32 sin6_scope_id; ///< The scope ID of the sockaddr_in6
} in6;
static_assert(sizeof(CTRSockAddrIn6) == 28, "Invalid CTRSockAddrIn6 size");
/// Convert a 3DS CTRSockAddr to a platform-specific sockaddr /// Convert a 3DS CTRSockAddr to a platform-specific sockaddr
static sockaddr ToPlatform(CTRSockAddr const& ctr_addr) { static sockaddr_storage ToPlatform(CTRSockAddr const& ctr_addr) {
sockaddr result; sockaddr_storage result{};
ASSERT_MSG(ctr_addr.raw.len == sizeof(CTRSockAddrIn), ASSERT_MSG(ctr_addr.raw.len == sizeof(CTRSockAddrIn) ||
ctr_addr.raw.len == sizeof(CTRSockAddrIn6),
"Unhandled address size (len) in CTRSockAddr::ToPlatform"); "Unhandled address size (len) in CTRSockAddr::ToPlatform");
result.sa_family = SocketDomainToPlatform(ctr_addr.raw.sa_family); result.ss_family = SocketDomainToPlatform(ctr_addr.raw.sa_family);
std::memset(result.sa_data, 0, sizeof(result.sa_data));
// We can not guarantee ABI compatibility between platforms so we copy the fields manually // We can not guarantee ABI compatibility between platforms so we copy the fields manually
switch (result.sa_family) { switch (result.ss_family) {
case AF_INET: { case AF_INET: {
sockaddr_in* result_in = reinterpret_cast<sockaddr_in*>(&result); sockaddr_in* result_in = reinterpret_cast<sockaddr_in*>(&result);
result_in->sin_port = ctr_addr.in.sin_port; result_in->sin_port = ctr_addr.in.sin_port;
result_in->sin_addr.s_addr = ctr_addr.in.sin_addr; result_in->sin_addr.s_addr = ctr_addr.in.sin_addr;
std::memset(result_in->sin_zero, 0, sizeof(result_in->sin_zero)); break;
}
case AF_INET6: {
sockaddr_in6* result_in6 = reinterpret_cast<sockaddr_in6*>(&result);
result_in6->sin6_port = ctr_addr.in6.sin6_port;
memcpy(&result_in6->sin6_addr, ctr_addr.in6.sin6_addr.data(),
sizeof(result_in6->sin6_addr));
result_in6->sin6_flowinfo = ctr_addr.in6.sin6_flowinfo;
result_in6->sin6_scope_id = ctr_addr.in6.sin6_scope_id;
break; break;
} }
default: default:
@ -637,11 +656,11 @@ union CTRSockAddr {
} }
/// Convert a platform-specific sockaddr to a 3DS CTRSockAddr /// Convert a platform-specific sockaddr to a 3DS CTRSockAddr
static CTRSockAddr FromPlatform(sockaddr const& addr) { static CTRSockAddr FromPlatform(sockaddr_storage const& addr) {
CTRSockAddr result; CTRSockAddr result;
result.raw.sa_family = static_cast<u8>(SocketDomainFromPlatform(addr.sa_family)); result.raw.sa_family = static_cast<u8>(SocketDomainFromPlatform(addr.ss_family));
// We can not guarantee ABI compatibility between platforms so we copy the fields manually // We can not guarantee ABI compatibility between platforms so we copy the fields manually
switch (addr.sa_family) { switch (addr.ss_family) {
case AF_INET: { case AF_INET: {
sockaddr_in const* addr_in = reinterpret_cast<sockaddr_in const*>(&addr); sockaddr_in const* addr_in = reinterpret_cast<sockaddr_in const*>(&addr);
result.raw.len = sizeof(CTRSockAddrIn); result.raw.len = sizeof(CTRSockAddrIn);
@ -649,6 +668,15 @@ union CTRSockAddr {
result.in.sin_addr = addr_in->sin_addr.s_addr; result.in.sin_addr = addr_in->sin_addr.s_addr;
break; break;
} }
case AF_INET6: {
sockaddr_in6 const* addr_in6 = reinterpret_cast<sockaddr_in6 const*>(&addr);
result.raw.len = sizeof(CTRSockAddrIn6);
result.in6.sin6_port = addr_in6->sin6_port;
memcpy(result.in6.sin6_addr.data(), &addr_in6->sin6_addr, sizeof(result.in6.sin6_addr));
result.in6.sin6_flowinfo = addr_in6->sin6_flowinfo;
result.in6.sin6_scope_id = addr_in6->sin6_scope_id;
break;
}
default: default:
ASSERT_MSG(false, "Unhandled address family (sa_family) in CTRSockAddr::ToPlatform"); ASSERT_MSG(false, "Unhandled address family (sa_family) in CTRSockAddr::ToPlatform");
break; break;
@ -707,7 +735,8 @@ struct CTRAddrInfo {
.ai_family = static_cast<s32_le>(SocketDomainFromPlatform(addr.ai_family)), .ai_family = static_cast<s32_le>(SocketDomainFromPlatform(addr.ai_family)),
.ai_socktype = static_cast<s32_le>(SocketTypeFromPlatform(addr.ai_socktype)), .ai_socktype = static_cast<s32_le>(SocketTypeFromPlatform(addr.ai_socktype)),
.ai_protocol = static_cast<s32_le>(SocketProtocolFromPlatform(addr.ai_protocol)), .ai_protocol = static_cast<s32_le>(SocketProtocolFromPlatform(addr.ai_protocol)),
.ai_addr = CTRSockAddr::FromPlatform(*addr.ai_addr), .ai_addr =
CTRSockAddr::FromPlatform(*reinterpret_cast<sockaddr_storage*>(addr.ai_addr)),
}; };
ctr_addr.ai_addrlen = static_cast<s32_le>(ctr_addr.ai_addr.raw.len); ctr_addr.ai_addrlen = static_cast<s32_le>(ctr_addr.ai_addr.raw.len);
if (addr.ai_canonname) if (addr.ai_canonname)
@ -840,9 +869,9 @@ void SOC_U::Bind(Kernel::HLERequestContext& ctx) {
CTRSockAddr ctr_sock_addr; CTRSockAddr ctr_sock_addr;
std::memcpy(&ctr_sock_addr, sock_addr_buf.data(), std::min<size_t>(len, sizeof(ctr_sock_addr))); std::memcpy(&ctr_sock_addr, sock_addr_buf.data(), std::min<size_t>(len, sizeof(ctr_sock_addr)));
sockaddr sock_addr = CTRSockAddr::ToPlatform(ctr_sock_addr); sockaddr_storage sock_addr = CTRSockAddr::ToPlatform(ctr_sock_addr);
s32 ret = ::bind(holder.socket_fd, &sock_addr, sizeof(sock_addr)); s32 ret = ::bind(holder.socket_fd, reinterpret_cast<sockaddr*>(&sock_addr), sizeof(sock_addr));
if (ret != 0) if (ret != 0)
ret = TranslateError(GET_ERRNO); ret = TranslateError(GET_ERRNO);
@ -937,7 +966,7 @@ void SOC_U::Accept(Kernel::HLERequestContext& ctx) {
// Output // Output
s32 ret{}; s32 ret{};
int accept_error; int accept_error;
sockaddr addr; sockaddr_storage addr;
}; };
auto async_data = std::make_shared<AsyncData>(); auto async_data = std::make_shared<AsyncData>();
@ -950,7 +979,8 @@ void SOC_U::Accept(Kernel::HLERequestContext& ctx) {
[async_data](Kernel::HLERequestContext& ctx) { [async_data](Kernel::HLERequestContext& ctx) {
socklen_t addr_len = sizeof(async_data->addr); socklen_t addr_len = sizeof(async_data->addr);
async_data->ret = static_cast<u32>( async_data->ret = static_cast<u32>(
::accept(async_data->fd_info->socket_fd, &async_data->addr, &addr_len)); ::accept(async_data->fd_info->socket_fd,
reinterpret_cast<sockaddr*>(&async_data->addr), &addr_len));
async_data->accept_error = (async_data->ret == SOCKET_ERROR_VALUE) ? GET_ERRNO : 0; async_data->accept_error = (async_data->ret == SOCKET_ERROR_VALUE) ? GET_ERRNO : 0;
return 0; return 0;
}, },
@ -1109,10 +1139,10 @@ void SOC_U::SendToOther(Kernel::HLERequestContext& ctx) {
CTRSockAddr ctr_dest_addr; CTRSockAddr ctr_dest_addr;
std::memcpy(&ctr_dest_addr, dest_addr_buffer.data(), std::memcpy(&ctr_dest_addr, dest_addr_buffer.data(),
std::min<size_t>(addr_len, sizeof(ctr_dest_addr))); std::min<size_t>(addr_len, sizeof(ctr_dest_addr)));
sockaddr dest_addr = CTRSockAddr::ToPlatform(ctr_dest_addr); sockaddr_storage dest_addr = CTRSockAddr::ToPlatform(ctr_dest_addr);
ret = static_cast<s32>(::sendto(holder.socket_fd, ret = static_cast<s32>(
reinterpret_cast<const char*>(input_buff.data()), len, ::sendto(holder.socket_fd, reinterpret_cast<const char*>(input_buff.data()), len, flags,
flags, &dest_addr, sizeof(dest_addr))); reinterpret_cast<sockaddr*>(&dest_addr), sizeof(dest_addr)));
} else { } else {
ret = static_cast<s32>(::sendto(holder.socket_fd, ret = static_cast<s32>(::sendto(holder.socket_fd,
reinterpret_cast<const char*>(input_buff.data()), len, reinterpret_cast<const char*>(input_buff.data()), len,
@ -1159,10 +1189,10 @@ s32 SOC_U::SendToImpl(SocketHolder& holder, u32 len, u32 flags, u32 addr_len,
CTRSockAddr ctr_dest_addr; CTRSockAddr ctr_dest_addr;
std::memcpy(&ctr_dest_addr, dest_addr_buff, std::memcpy(&ctr_dest_addr, dest_addr_buff,
std::min<size_t>(addr_len, sizeof(ctr_dest_addr))); std::min<size_t>(addr_len, sizeof(ctr_dest_addr)));
sockaddr dest_addr = CTRSockAddr::ToPlatform(ctr_dest_addr); sockaddr_storage dest_addr = CTRSockAddr::ToPlatform(ctr_dest_addr);
ret = static_cast<s32>(::sendto(holder.socket_fd, ret = static_cast<s32>(
reinterpret_cast<const char*>(input_buff.data()), len, ::sendto(holder.socket_fd, reinterpret_cast<const char*>(input_buff.data()), len, flags,
flags, &dest_addr, sizeof(dest_addr))); reinterpret_cast<sockaddr*>(&dest_addr), sizeof(dest_addr)));
} else { } else {
ret = static_cast<s32>(::sendto(holder.socket_fd, ret = static_cast<s32>(::sendto(holder.socket_fd,
reinterpret_cast<const char*>(input_buff.data()), len, reinterpret_cast<const char*>(input_buff.data()), len,
@ -1294,7 +1324,7 @@ void SOC_U::RecvFromOther(Kernel::HLERequestContext& ctx) {
ctx.RunAsync( ctx.RunAsync(
[async_data](Kernel::HLERequestContext& ctx) { [async_data](Kernel::HLERequestContext& ctx) {
sockaddr src_addr; sockaddr_storage src_addr;
socklen_t src_addr_len = sizeof(src_addr); socklen_t src_addr_len = sizeof(src_addr);
CTRSockAddr ctr_src_addr; CTRSockAddr ctr_src_addr;
// Windows, why do you have to be so special... // Windows, why do you have to be so special...
@ -1302,10 +1332,10 @@ void SOC_U::RecvFromOther(Kernel::HLERequestContext& ctx) {
RecvBusyWaitForEvent(*async_data->fd_info); RecvBusyWaitForEvent(*async_data->fd_info);
} }
if (async_data->addr_len > 0) { if (async_data->addr_len > 0) {
async_data->ret = static_cast<s32>( async_data->ret = static_cast<s32>(::recvfrom(
::recvfrom(async_data->fd_info->socket_fd, async_data->fd_info->socket_fd,
reinterpret_cast<char*>(async_data->output_buff.data()), reinterpret_cast<char*>(async_data->output_buff.data()), async_data->len,
async_data->len, async_data->flags, &src_addr, &src_addr_len)); async_data->flags, reinterpret_cast<sockaddr*>(&src_addr), &src_addr_len));
if (async_data->ret >= 0 && src_addr_len > 0) { if (async_data->ret >= 0 && src_addr_len > 0) {
ctr_src_addr = CTRSockAddr::FromPlatform(src_addr); ctr_src_addr = CTRSockAddr::FromPlatform(src_addr);
std::memcpy(async_data->addr_buff.data(), &ctr_src_addr, std::memcpy(async_data->addr_buff.data(), &ctr_src_addr,
@ -1411,7 +1441,7 @@ void SOC_U::RecvFrom(Kernel::HLERequestContext& ctx) {
ctx.RunAsync( ctx.RunAsync(
[async_data](Kernel::HLERequestContext& ctx) { [async_data](Kernel::HLERequestContext& ctx) {
sockaddr src_addr; sockaddr_storage src_addr;
socklen_t src_addr_len = sizeof(src_addr); socklen_t src_addr_len = sizeof(src_addr);
CTRSockAddr ctr_src_addr; CTRSockAddr ctr_src_addr;
if (async_data->is_blocking) { if (async_data->is_blocking) {
@ -1419,10 +1449,10 @@ void SOC_U::RecvFrom(Kernel::HLERequestContext& ctx) {
} }
if (async_data->addr_len > 0) { if (async_data->addr_len > 0) {
// Only get src adr if input adr available // Only get src adr if input adr available
async_data->ret = static_cast<s32>( async_data->ret = static_cast<s32>(::recvfrom(
::recvfrom(async_data->fd_info->socket_fd, async_data->fd_info->socket_fd,
reinterpret_cast<char*>(async_data->output_buff.data()), reinterpret_cast<char*>(async_data->output_buff.data()), async_data->len,
async_data->len, async_data->flags, &src_addr, &src_addr_len)); async_data->flags, reinterpret_cast<sockaddr*>(&src_addr), &src_addr_len));
if (async_data->ret >= 0 && src_addr_len > 0) { if (async_data->ret >= 0 && src_addr_len > 0) {
ctr_src_addr = CTRSockAddr::FromPlatform(src_addr); ctr_src_addr = CTRSockAddr::FromPlatform(src_addr);
std::memcpy(async_data->addr_buff.data(), &ctr_src_addr, std::memcpy(async_data->addr_buff.data(), &ctr_src_addr,
@ -1558,9 +1588,10 @@ void SOC_U::GetSockName(Kernel::HLERequestContext& ctx) {
} }
SocketHolder& holder = socket_holder_optional->get(); SocketHolder& holder = socket_holder_optional->get();
sockaddr dest_addr; sockaddr_storage dest_addr;
socklen_t dest_addr_len = sizeof(dest_addr); socklen_t dest_addr_len = sizeof(dest_addr);
s32 ret = ::getsockname(holder.socket_fd, &dest_addr, &dest_addr_len); s32 ret =
::getsockname(holder.socket_fd, reinterpret_cast<sockaddr*>(&dest_addr), &dest_addr_len);
CTRSockAddr ctr_dest_addr = CTRSockAddr::FromPlatform(dest_addr); CTRSockAddr ctr_dest_addr = CTRSockAddr::FromPlatform(dest_addr);
std::vector<u8> dest_addr_buff(sizeof(ctr_dest_addr)); std::vector<u8> dest_addr_buff(sizeof(ctr_dest_addr));
@ -1647,7 +1678,8 @@ void SOC_U::GetHostByAddr(Kernel::HLERequestContext& ctx) {
[[maybe_unused]] u32 out_buf_len = rp.Pop<u32>(); [[maybe_unused]] u32 out_buf_len = rp.Pop<u32>();
auto addr = rp.PopStaticBuffer(); auto addr = rp.PopStaticBuffer();
sockaddr platform_addr = CTRSockAddr::ToPlatform(*reinterpret_cast<CTRSockAddr*>(addr.data())); sockaddr_storage platform_addr =
CTRSockAddr::ToPlatform(*reinterpret_cast<CTRSockAddr*>(addr.data()));
struct hostent* result = struct hostent* result =
::gethostbyaddr(reinterpret_cast<char*>(&platform_addr), sizeof(platform_addr), type); ::gethostbyaddr(reinterpret_cast<char*>(&platform_addr), sizeof(platform_addr), type);
@ -1698,9 +1730,10 @@ void SOC_U::GetPeerName(Kernel::HLERequestContext& ctx) {
} }
SocketHolder& holder = socket_holder_optional->get(); SocketHolder& holder = socket_holder_optional->get();
sockaddr dest_addr; sockaddr_storage dest_addr;
socklen_t dest_addr_len = sizeof(dest_addr); socklen_t dest_addr_len = sizeof(dest_addr);
const int ret = ::getpeername(holder.socket_fd, &dest_addr, &dest_addr_len); const int ret =
::getpeername(holder.socket_fd, reinterpret_cast<sockaddr*>(&dest_addr), &dest_addr_len);
CTRSockAddr ctr_dest_addr = CTRSockAddr::FromPlatform(dest_addr); CTRSockAddr ctr_dest_addr = CTRSockAddr::FromPlatform(dest_addr);
std::vector<u8> dest_addr_buff(sizeof(ctr_dest_addr)); std::vector<u8> dest_addr_buff(sizeof(ctr_dest_addr));
@ -1741,7 +1774,7 @@ void SOC_U::Connect(Kernel::HLERequestContext& ctx) {
struct AsyncData { struct AsyncData {
// Input // Input
SocketHolder* fd_info; SocketHolder* fd_info;
sockaddr input_addr; sockaddr_storage input_addr;
u32 socket_handle; u32 socket_handle;
u32 pid; u32 pid;
@ -1763,7 +1796,8 @@ void SOC_U::Connect(Kernel::HLERequestContext& ctx) {
ctx.RunAsync( ctx.RunAsync(
[async_data](Kernel::HLERequestContext& ctx) { [async_data](Kernel::HLERequestContext& ctx) {
async_data->ret = ::connect(async_data->fd_info->socket_fd, &async_data->input_addr, async_data->ret = ::connect(async_data->fd_info->socket_fd,
reinterpret_cast<sockaddr*>(&async_data->input_addr),
sizeof(async_data->input_addr)); sizeof(async_data->input_addr));
async_data->connect_error = (async_data->ret == SOCKET_ERROR_VALUE) ? GET_ERRNO : 0; async_data->connect_error = (async_data->ret == SOCKET_ERROR_VALUE) ? GET_ERRNO : 0;
return 0; return 0;
@ -2047,14 +2081,15 @@ void SOC_U::GetNameInfoImpl(Kernel::HLERequestContext& ctx) {
CTRSockAddr ctr_sa; CTRSockAddr ctr_sa;
std::memcpy(&ctr_sa, sa_buff.data(), socklen); std::memcpy(&ctr_sa, sa_buff.data(), socklen);
sockaddr sa = CTRSockAddr::ToPlatform(ctr_sa); sockaddr_storage sa = CTRSockAddr::ToPlatform(ctr_sa);
std::vector<u8> host(hostlen); std::vector<u8> host(hostlen);
std::vector<u8> serv(servlen); std::vector<u8> serv(servlen);
char* host_data = hostlen > 0 ? reinterpret_cast<char*>(host.data()) : nullptr; char* host_data = hostlen > 0 ? reinterpret_cast<char*>(host.data()) : nullptr;
char* serv_data = servlen > 0 ? reinterpret_cast<char*>(serv.data()) : nullptr; char* serv_data = servlen > 0 ? reinterpret_cast<char*>(serv.data()) : nullptr;
s32 ret = getnameinfo(&sa, sizeof(sa), host_data, hostlen, serv_data, servlen, flags); s32 ret = getnameinfo(reinterpret_cast<sockaddr*>(&sa), sizeof(sa), host_data, hostlen,
serv_data, servlen, flags);
if (ret == SOCKET_ERROR_VALUE) { if (ret == SOCKET_ERROR_VALUE) {
ret = TranslateError(GET_ERRNO); ret = TranslateError(GET_ERRNO);
} }