Add ipv6 socket support (#7418)
* Add IPV6 socket support * Suggestions
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PabloMK7
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1165a708d5
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d41ce64f7b
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@ -598,9 +598,10 @@ static_assert(std::is_trivially_copyable_v<CTRPollFD>,
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union CTRSockAddr {
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/// Structure to represent a raw sockaddr
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struct {
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u8 len; ///< The length of the entire structure, only the set fields count
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u8 sa_family; ///< The address family of the sockaddr
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u8 sa_data[0x1A]; ///< The extra data, this varies, depending on the address family
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u8 len; ///< The length of the entire structure, only the set fields count
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u8 sa_family; ///< The address family of the sockaddr
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std::array<u8, 0x1A>
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sa_data; ///< The extra data, this varies, depending on the address family
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} raw;
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/// Structure to represent the 3ds' sockaddr_in structure
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@ -612,21 +613,39 @@ union CTRSockAddr {
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} in;
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static_assert(sizeof(CTRSockAddrIn) == 8, "Invalid CTRSockAddrIn size");
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struct CTRSockAddrIn6 {
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u8 len; ///< The length of the entire structure
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u8 sin6_family; ///< The address family of the sockaddr_in6
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u16 sin6_port; ///< The port associated with this sockaddr_in6
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std::array<u8, 0x10> sin6_addr; ///< The actual address of the sockaddr_in6
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u32 sin6_flowinfo; ///< The flow info of the sockaddr_in6
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u32 sin6_scope_id; ///< The scope ID of the sockaddr_in6
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} in6;
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static_assert(sizeof(CTRSockAddrIn6) == 28, "Invalid CTRSockAddrIn6 size");
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/// Convert a 3DS CTRSockAddr to a platform-specific sockaddr
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static sockaddr ToPlatform(CTRSockAddr const& ctr_addr) {
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sockaddr result;
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ASSERT_MSG(ctr_addr.raw.len == sizeof(CTRSockAddrIn),
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static sockaddr_storage ToPlatform(CTRSockAddr const& ctr_addr) {
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sockaddr_storage result{};
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ASSERT_MSG(ctr_addr.raw.len == sizeof(CTRSockAddrIn) ||
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ctr_addr.raw.len == sizeof(CTRSockAddrIn6),
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"Unhandled address size (len) in CTRSockAddr::ToPlatform");
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result.sa_family = SocketDomainToPlatform(ctr_addr.raw.sa_family);
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std::memset(result.sa_data, 0, sizeof(result.sa_data));
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result.ss_family = SocketDomainToPlatform(ctr_addr.raw.sa_family);
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// We can not guarantee ABI compatibility between platforms so we copy the fields manually
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switch (result.sa_family) {
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switch (result.ss_family) {
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case AF_INET: {
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sockaddr_in* result_in = reinterpret_cast<sockaddr_in*>(&result);
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result_in->sin_port = ctr_addr.in.sin_port;
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result_in->sin_addr.s_addr = ctr_addr.in.sin_addr;
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std::memset(result_in->sin_zero, 0, sizeof(result_in->sin_zero));
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break;
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}
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case AF_INET6: {
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sockaddr_in6* result_in6 = reinterpret_cast<sockaddr_in6*>(&result);
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result_in6->sin6_port = ctr_addr.in6.sin6_port;
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memcpy(&result_in6->sin6_addr, ctr_addr.in6.sin6_addr.data(),
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sizeof(result_in6->sin6_addr));
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result_in6->sin6_flowinfo = ctr_addr.in6.sin6_flowinfo;
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result_in6->sin6_scope_id = ctr_addr.in6.sin6_scope_id;
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break;
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}
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default:
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@ -637,11 +656,11 @@ union CTRSockAddr {
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}
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/// Convert a platform-specific sockaddr to a 3DS CTRSockAddr
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static CTRSockAddr FromPlatform(sockaddr const& addr) {
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static CTRSockAddr FromPlatform(sockaddr_storage const& addr) {
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CTRSockAddr result;
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result.raw.sa_family = static_cast<u8>(SocketDomainFromPlatform(addr.sa_family));
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result.raw.sa_family = static_cast<u8>(SocketDomainFromPlatform(addr.ss_family));
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// We can not guarantee ABI compatibility between platforms so we copy the fields manually
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switch (addr.sa_family) {
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switch (addr.ss_family) {
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case AF_INET: {
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sockaddr_in const* addr_in = reinterpret_cast<sockaddr_in const*>(&addr);
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result.raw.len = sizeof(CTRSockAddrIn);
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@ -649,6 +668,15 @@ union CTRSockAddr {
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result.in.sin_addr = addr_in->sin_addr.s_addr;
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break;
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}
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case AF_INET6: {
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sockaddr_in6 const* addr_in6 = reinterpret_cast<sockaddr_in6 const*>(&addr);
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result.raw.len = sizeof(CTRSockAddrIn6);
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result.in6.sin6_port = addr_in6->sin6_port;
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memcpy(result.in6.sin6_addr.data(), &addr_in6->sin6_addr, sizeof(result.in6.sin6_addr));
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result.in6.sin6_flowinfo = addr_in6->sin6_flowinfo;
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result.in6.sin6_scope_id = addr_in6->sin6_scope_id;
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break;
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}
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default:
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ASSERT_MSG(false, "Unhandled address family (sa_family) in CTRSockAddr::ToPlatform");
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break;
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@ -707,7 +735,8 @@ struct CTRAddrInfo {
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.ai_family = static_cast<s32_le>(SocketDomainFromPlatform(addr.ai_family)),
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.ai_socktype = static_cast<s32_le>(SocketTypeFromPlatform(addr.ai_socktype)),
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.ai_protocol = static_cast<s32_le>(SocketProtocolFromPlatform(addr.ai_protocol)),
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.ai_addr = CTRSockAddr::FromPlatform(*addr.ai_addr),
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.ai_addr =
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CTRSockAddr::FromPlatform(*reinterpret_cast<sockaddr_storage*>(addr.ai_addr)),
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};
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ctr_addr.ai_addrlen = static_cast<s32_le>(ctr_addr.ai_addr.raw.len);
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if (addr.ai_canonname)
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@ -840,9 +869,9 @@ void SOC_U::Bind(Kernel::HLERequestContext& ctx) {
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CTRSockAddr ctr_sock_addr;
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std::memcpy(&ctr_sock_addr, sock_addr_buf.data(), std::min<size_t>(len, sizeof(ctr_sock_addr)));
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sockaddr sock_addr = CTRSockAddr::ToPlatform(ctr_sock_addr);
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sockaddr_storage sock_addr = CTRSockAddr::ToPlatform(ctr_sock_addr);
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s32 ret = ::bind(holder.socket_fd, &sock_addr, sizeof(sock_addr));
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s32 ret = ::bind(holder.socket_fd, reinterpret_cast<sockaddr*>(&sock_addr), sizeof(sock_addr));
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if (ret != 0)
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ret = TranslateError(GET_ERRNO);
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@ -937,7 +966,7 @@ void SOC_U::Accept(Kernel::HLERequestContext& ctx) {
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// Output
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s32 ret{};
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int accept_error;
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sockaddr addr;
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sockaddr_storage addr;
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};
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auto async_data = std::make_shared<AsyncData>();
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@ -950,7 +979,8 @@ void SOC_U::Accept(Kernel::HLERequestContext& ctx) {
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[async_data](Kernel::HLERequestContext& ctx) {
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socklen_t addr_len = sizeof(async_data->addr);
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async_data->ret = static_cast<u32>(
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::accept(async_data->fd_info->socket_fd, &async_data->addr, &addr_len));
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::accept(async_data->fd_info->socket_fd,
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reinterpret_cast<sockaddr*>(&async_data->addr), &addr_len));
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async_data->accept_error = (async_data->ret == SOCKET_ERROR_VALUE) ? GET_ERRNO : 0;
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return 0;
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},
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@ -1109,10 +1139,10 @@ void SOC_U::SendToOther(Kernel::HLERequestContext& ctx) {
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CTRSockAddr ctr_dest_addr;
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std::memcpy(&ctr_dest_addr, dest_addr_buffer.data(),
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std::min<size_t>(addr_len, sizeof(ctr_dest_addr)));
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sockaddr dest_addr = CTRSockAddr::ToPlatform(ctr_dest_addr);
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ret = static_cast<s32>(::sendto(holder.socket_fd,
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reinterpret_cast<const char*>(input_buff.data()), len,
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flags, &dest_addr, sizeof(dest_addr)));
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sockaddr_storage dest_addr = CTRSockAddr::ToPlatform(ctr_dest_addr);
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ret = static_cast<s32>(
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::sendto(holder.socket_fd, reinterpret_cast<const char*>(input_buff.data()), len, flags,
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reinterpret_cast<sockaddr*>(&dest_addr), sizeof(dest_addr)));
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} else {
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ret = static_cast<s32>(::sendto(holder.socket_fd,
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reinterpret_cast<const char*>(input_buff.data()), len,
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@ -1159,10 +1189,10 @@ s32 SOC_U::SendToImpl(SocketHolder& holder, u32 len, u32 flags, u32 addr_len,
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CTRSockAddr ctr_dest_addr;
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std::memcpy(&ctr_dest_addr, dest_addr_buff,
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std::min<size_t>(addr_len, sizeof(ctr_dest_addr)));
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sockaddr dest_addr = CTRSockAddr::ToPlatform(ctr_dest_addr);
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ret = static_cast<s32>(::sendto(holder.socket_fd,
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reinterpret_cast<const char*>(input_buff.data()), len,
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flags, &dest_addr, sizeof(dest_addr)));
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sockaddr_storage dest_addr = CTRSockAddr::ToPlatform(ctr_dest_addr);
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ret = static_cast<s32>(
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::sendto(holder.socket_fd, reinterpret_cast<const char*>(input_buff.data()), len, flags,
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reinterpret_cast<sockaddr*>(&dest_addr), sizeof(dest_addr)));
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} else {
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ret = static_cast<s32>(::sendto(holder.socket_fd,
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reinterpret_cast<const char*>(input_buff.data()), len,
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@ -1294,7 +1324,7 @@ void SOC_U::RecvFromOther(Kernel::HLERequestContext& ctx) {
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ctx.RunAsync(
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[async_data](Kernel::HLERequestContext& ctx) {
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sockaddr src_addr;
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sockaddr_storage src_addr;
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socklen_t src_addr_len = sizeof(src_addr);
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CTRSockAddr ctr_src_addr;
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// Windows, why do you have to be so special...
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@ -1302,10 +1332,10 @@ void SOC_U::RecvFromOther(Kernel::HLERequestContext& ctx) {
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RecvBusyWaitForEvent(*async_data->fd_info);
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}
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if (async_data->addr_len > 0) {
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async_data->ret = static_cast<s32>(
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::recvfrom(async_data->fd_info->socket_fd,
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reinterpret_cast<char*>(async_data->output_buff.data()),
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async_data->len, async_data->flags, &src_addr, &src_addr_len));
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async_data->ret = static_cast<s32>(::recvfrom(
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async_data->fd_info->socket_fd,
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reinterpret_cast<char*>(async_data->output_buff.data()), async_data->len,
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async_data->flags, reinterpret_cast<sockaddr*>(&src_addr), &src_addr_len));
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if (async_data->ret >= 0 && src_addr_len > 0) {
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ctr_src_addr = CTRSockAddr::FromPlatform(src_addr);
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std::memcpy(async_data->addr_buff.data(), &ctr_src_addr,
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@ -1411,7 +1441,7 @@ void SOC_U::RecvFrom(Kernel::HLERequestContext& ctx) {
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ctx.RunAsync(
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[async_data](Kernel::HLERequestContext& ctx) {
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sockaddr src_addr;
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sockaddr_storage src_addr;
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socklen_t src_addr_len = sizeof(src_addr);
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CTRSockAddr ctr_src_addr;
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if (async_data->is_blocking) {
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@ -1419,10 +1449,10 @@ void SOC_U::RecvFrom(Kernel::HLERequestContext& ctx) {
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}
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if (async_data->addr_len > 0) {
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// Only get src adr if input adr available
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async_data->ret = static_cast<s32>(
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::recvfrom(async_data->fd_info->socket_fd,
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reinterpret_cast<char*>(async_data->output_buff.data()),
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async_data->len, async_data->flags, &src_addr, &src_addr_len));
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async_data->ret = static_cast<s32>(::recvfrom(
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async_data->fd_info->socket_fd,
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reinterpret_cast<char*>(async_data->output_buff.data()), async_data->len,
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async_data->flags, reinterpret_cast<sockaddr*>(&src_addr), &src_addr_len));
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if (async_data->ret >= 0 && src_addr_len > 0) {
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ctr_src_addr = CTRSockAddr::FromPlatform(src_addr);
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std::memcpy(async_data->addr_buff.data(), &ctr_src_addr,
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@ -1558,9 +1588,10 @@ void SOC_U::GetSockName(Kernel::HLERequestContext& ctx) {
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}
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SocketHolder& holder = socket_holder_optional->get();
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sockaddr dest_addr;
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sockaddr_storage dest_addr;
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socklen_t dest_addr_len = sizeof(dest_addr);
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s32 ret = ::getsockname(holder.socket_fd, &dest_addr, &dest_addr_len);
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s32 ret =
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::getsockname(holder.socket_fd, reinterpret_cast<sockaddr*>(&dest_addr), &dest_addr_len);
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CTRSockAddr ctr_dest_addr = CTRSockAddr::FromPlatform(dest_addr);
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std::vector<u8> dest_addr_buff(sizeof(ctr_dest_addr));
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@ -1647,7 +1678,8 @@ void SOC_U::GetHostByAddr(Kernel::HLERequestContext& ctx) {
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[[maybe_unused]] u32 out_buf_len = rp.Pop<u32>();
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auto addr = rp.PopStaticBuffer();
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sockaddr platform_addr = CTRSockAddr::ToPlatform(*reinterpret_cast<CTRSockAddr*>(addr.data()));
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sockaddr_storage platform_addr =
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CTRSockAddr::ToPlatform(*reinterpret_cast<CTRSockAddr*>(addr.data()));
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struct hostent* result =
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::gethostbyaddr(reinterpret_cast<char*>(&platform_addr), sizeof(platform_addr), type);
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@ -1698,9 +1730,10 @@ void SOC_U::GetPeerName(Kernel::HLERequestContext& ctx) {
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}
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SocketHolder& holder = socket_holder_optional->get();
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sockaddr dest_addr;
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sockaddr_storage dest_addr;
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socklen_t dest_addr_len = sizeof(dest_addr);
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const int ret = ::getpeername(holder.socket_fd, &dest_addr, &dest_addr_len);
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const int ret =
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::getpeername(holder.socket_fd, reinterpret_cast<sockaddr*>(&dest_addr), &dest_addr_len);
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CTRSockAddr ctr_dest_addr = CTRSockAddr::FromPlatform(dest_addr);
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std::vector<u8> dest_addr_buff(sizeof(ctr_dest_addr));
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@ -1741,7 +1774,7 @@ void SOC_U::Connect(Kernel::HLERequestContext& ctx) {
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struct AsyncData {
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// Input
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SocketHolder* fd_info;
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sockaddr input_addr;
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sockaddr_storage input_addr;
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u32 socket_handle;
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u32 pid;
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@ -1763,7 +1796,8 @@ void SOC_U::Connect(Kernel::HLERequestContext& ctx) {
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ctx.RunAsync(
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[async_data](Kernel::HLERequestContext& ctx) {
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async_data->ret = ::connect(async_data->fd_info->socket_fd, &async_data->input_addr,
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async_data->ret = ::connect(async_data->fd_info->socket_fd,
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reinterpret_cast<sockaddr*>(&async_data->input_addr),
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sizeof(async_data->input_addr));
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async_data->connect_error = (async_data->ret == SOCKET_ERROR_VALUE) ? GET_ERRNO : 0;
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return 0;
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@ -2047,14 +2081,15 @@ void SOC_U::GetNameInfoImpl(Kernel::HLERequestContext& ctx) {
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CTRSockAddr ctr_sa;
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std::memcpy(&ctr_sa, sa_buff.data(), socklen);
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sockaddr sa = CTRSockAddr::ToPlatform(ctr_sa);
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sockaddr_storage sa = CTRSockAddr::ToPlatform(ctr_sa);
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std::vector<u8> host(hostlen);
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std::vector<u8> serv(servlen);
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char* host_data = hostlen > 0 ? reinterpret_cast<char*>(host.data()) : nullptr;
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char* serv_data = servlen > 0 ? reinterpret_cast<char*>(serv.data()) : nullptr;
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s32 ret = getnameinfo(&sa, sizeof(sa), host_data, hostlen, serv_data, servlen, flags);
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s32 ret = getnameinfo(reinterpret_cast<sockaddr*>(&sa), sizeof(sa), host_data, hostlen,
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serv_data, servlen, flags);
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if (ret == SOCKET_ERROR_VALUE) {
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ret = TranslateError(GET_ERRNO);
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}
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