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make IOCTL_SO_GETHOSTID more accurate on Windows

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This commit is contained in:
Toad King 2014-05-15 20:33:21 -04:00
parent 36720e6822
commit ce64885a66
1 changed files with 48 additions and 0 deletions
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48
Source/Core/Core/IPC_HLE/WII_IPC_HLE_Device_net.cpp
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@ -854,7 +854,55 @@ bool CWII_IPC_HLE_Device_net_ip_top::IOCtl(u32 _CommandAddress)
INFO_LOG(WII_IPC_NET, "IOCTL_SO_GETHOSTID "
"(BufferIn: (%08x, %i), BufferOut: (%08x, %i)",
BufferIn, BufferInSize, BufferOut, BufferOutSize);
// default placeholder, in case of failure
ReturnValue = 192 << 24 | 168 << 16 | 1 << 8 | 150;
#ifdef _WIN32
DWORD forwardTableSize, ipTableSize;
PMIB_IPFORWARDTABLE forwardTable = (PMIB_IPFORWARDTABLE)malloc(sizeof(MIB_IPFORWARDTABLE));
PMIB_IPADDRTABLE ipTable = (PMIB_IPADDRTABLE)malloc(sizeof(MIB_IPADDRTABLE));
forwardTableSize = sizeof(MIB_IPFORWARDTABLE);
if (GetIpForwardTable(forwardTable, &forwardTableSize, 0) == ERROR_INSUFFICIENT_BUFFER)
{
free(forwardTable);
forwardTable = (PMIB_IPFORWARDTABLE)malloc(forwardTableSize);
}
ipTableSize = sizeof(MIB_IPADDRTABLE);
if (GetIpAddrTable(ipTable, &ipTableSize, 0) == ERROR_INSUFFICIENT_BUFFER)
{
free(ipTable);
ipTable = (PMIB_IPADDRTABLE)malloc(ipTableSize);
}
// find the interface IP used for the default route and use that
if (!GetIpForwardTable(forwardTable, &forwardTableSize, 0) && !GetIpAddrTable(ipTable, &ipTableSize, 0))
{
for (DWORD i = 0; i < forwardTable->dwNumEntries; i++)
{
MIB_IPFORWARDROW forwardRow = forwardTable->table[i];
if (forwardRow.dwForwardDest == 0)
{
for (DWORD j = 0; j < ipTable->dwNumEntries; j++)
{
MIB_IPADDRROW ipRow = ipTable->table[j];
if (ipRow.dwIndex == forwardRow.dwForwardIfIndex)
{
ReturnValue = Common::swap32(ipRow.dwAddr);
break;
}
}
break;
}
}
}
free(forwardTable);
free(ipTable);
#endif
break;
}