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Rework sockopt translation to match the error translation code already in place

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This commit is contained in:
Ryan Loebs 2016-04-01 22:19:21 -07:00
parent 2faafff1b9
commit 58ee548ed8
1 changed files with 30 additions and 22 deletions
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52
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
@ -295,26 +323,6 @@ union CTRSockAddr {
}
};
/// Filters valid sockopt names and converts from platform-specific name if necessary
static int GetSockOptName(u32 name) {
switch(name) {
case SO_RCVLOWAT:
#ifdef _WIN32
// LOWAT not supported by WinSock
return -1;
#endif
case SO_REUSEADDR:
case SO_SNDBUF:
case SO_RCVBUF:
case SO_TYPE:
case SO_ERROR:
return name;
default:
// all other options are either ineffectual or unsupported
return -1;
}
}
/// Holds info about the currently open sockets
static std::unordered_map<u32, SocketHolder> open_sockets;
@ -748,7 +756,7 @@ static void GetSockOpt(Service::Interface* self) {
u32* cmd_buffer = Kernel::GetCommandBuffer();
u32 socket_handle = cmd_buffer[1];
u32 level = cmd_buffer[2];
int optname = GetSockOptName(cmd_buffer[3]);
int optname = TranslateSockOpt(cmd_buffer[3]);
socklen_t optlen = (socklen_t)cmd_buffer[4];
int ret = -1;
@ -783,7 +791,7 @@ static void SetSockOpt(Service::Interface* self) {
u32* cmd_buffer = Kernel::GetCommandBuffer();
u32 socket_handle = cmd_buffer[1];
u32 level = cmd_buffer[2];
int optname = GetSockOptName(cmd_buffer[3]);
int optname = TranslateSockOpt(cmd_buffer[3]);
int ret = -1;
int err = 0;