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Merge pull request #1612 from ObsidianX/get-set-sockopt

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SOC:U GetSockOpt/SetSockOpt
This commit is contained in:
bunnei 2016-04-18 20:45:19 -04:00
commit 32dfd4b4fe
1 changed files with 97 additions and 3 deletions
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100
src/core/hle/service/soc_u.cpp
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@ -151,6 +151,34 @@ static int TranslateError(int error) {
return error;
}
/// Holds the translation from system network socket options to 3DS network socket options
/// Note: -1 = No effect/unavailable
static const std::unordered_map<int, int> sockopt_map = { {
{ 0x0004, SO_REUSEADDR },
{ 0x0080, -1 },
{ 0x0100, -1 },
{ 0x1001, SO_SNDBUF },
{ 0x1002, SO_RCVBUF },
{ 0x1003, -1 },
#ifdef _WIN32
/// Unsupported in WinSock2
{ 0x1004, -1 },
#else
{ 0x1004, SO_RCVLOWAT },
#endif
{ 0x1008, SO_TYPE },
{ 0x1009, SO_ERROR },
}};
/// Converts a socket option from 3ds-specific to platform-specific
static int TranslateSockOpt(int console_opt_name) {
auto found = sockopt_map.find(console_opt_name);
if (found != sockopt_map.end()) {
return found->second;
}
return console_opt_name;
}
/// Holds information about a particular socket
struct SocketHolder {
u32 socket_fd; ///< The socket descriptor
@ -568,7 +596,7 @@ static void RecvFrom(Service::Interface* self) {
socklen_t src_addr_len = sizeof(src_addr);
int ret = ::recvfrom(socket_handle, (char*)output_buff, len, flags, &src_addr, &src_addr_len);
if (buffer_parameters.output_src_address_buffer != 0) {
if (ret >= 0 && buffer_parameters.output_src_address_buffer != 0 && src_addr_len > 0) {
CTRSockAddr* ctr_src_addr = reinterpret_cast<CTRSockAddr*>(Memory::GetPointer(buffer_parameters.output_src_address_buffer));
*ctr_src_addr = CTRSockAddr::FromPlatform(src_addr);
}
@ -724,6 +752,72 @@ static void ShutdownSockets(Service::Interface* self) {
cmd_buffer[1] = 0;
}
static void GetSockOpt(Service::Interface* self) {
u32* cmd_buffer = Kernel::GetCommandBuffer();
u32 socket_handle = cmd_buffer[1];
u32 level = cmd_buffer[2];
int optname = TranslateSockOpt(cmd_buffer[3]);
socklen_t optlen = (socklen_t)cmd_buffer[4];
int ret = -1;
int err = 0;
if(optname < 0) {
#ifdef _WIN32
err = WSAEINVAL;
#else
err = EINVAL;
#endif
} else {
// 0x100 = static buffer offset (bytes)
// + 0x4 = 2nd pointer (u32) position
// >> 2 = convert to u32 offset instead of byte offset (cmd_buffer = u32*)
char* optval = reinterpret_cast<char *>(Memory::GetPointer(cmd_buffer[0x104 >> 2]));
ret = ::getsockopt(socket_handle, level, optname, optval, &optlen);
err = 0;
if (ret == SOCKET_ERROR_VALUE) {
err = TranslateError(GET_ERRNO);
}
}
cmd_buffer[0] = IPC::MakeHeader(0x11, 4, 2);
cmd_buffer[1] = ret;
cmd_buffer[2] = err;
cmd_buffer[3] = optlen;
}
static void SetSockOpt(Service::Interface* self) {
u32* cmd_buffer = Kernel::GetCommandBuffer();
u32 socket_handle = cmd_buffer[1];
u32 level = cmd_buffer[2];
int optname = TranslateSockOpt(cmd_buffer[3]);
int ret = -1;
int err = 0;
if(optname < 0) {
#ifdef _WIN32
err = WSAEINVAL;
#else
err = EINVAL;
#endif
} else {
socklen_t optlen = static_cast<socklen_t>(cmd_buffer[4]);
const char* optval = reinterpret_cast<const char *>(Memory::GetPointer(cmd_buffer[8]));
ret = static_cast<u32>(::setsockopt(socket_handle, level, optname, optval, optlen));
err = 0;
if (ret == SOCKET_ERROR_VALUE) {
err = TranslateError(GET_ERRNO);
}
}
cmd_buffer[0] = IPC::MakeHeader(0x12, 4, 4);
cmd_buffer[1] = ret;
cmd_buffer[2] = err;
}
const Interface::FunctionInfo FunctionTable[] = {
{0x00010044, InitializeSockets, "InitializeSockets"},
{0x000200C2, Socket, "Socket"},
@ -741,8 +835,8 @@ const Interface::FunctionInfo FunctionTable[] = {
{0x000E00C2, nullptr, "GetHostByAddr"},
{0x000F0106, nullptr, "GetAddrInfo"},
{0x00100102, nullptr, "GetNameInfo"},
{0x00110102, nullptr, "GetSockOpt"},
{0x00120104, nullptr, "SetSockOpt"},
{0x00110102, GetSockOpt, "GetSockOpt"},
{0x00120104, SetSockOpt, "SetSockOpt"},
{0x001300C2, Fcntl, "Fcntl"},
{0x00140084, Poll, "Poll"},
{0x00150042, nullptr, "SockAtMark"},