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Tap works on Windows now, sort of. Now I discovered that Windows has two mechanisms for assigning IP addresses: the registry and lower-level calls. Joy.

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This commit is contained in:
Adam Ierymenko 2014-01-22 23:46:33 -08:00
parent a0916b926f
commit 9232ba1da0
2 changed files with 14 additions and 13 deletions
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21
node/EthernetTap.cpp
View File

@ -981,12 +981,12 @@ EthernetTap::EthernetTap(
#ifdef _WIN64
BOOL is64Bit = TRUE;
const char *devcon = "\\devcon_x64.exe";
const char *tapDriver = "\\tap-windows\\x64\\ztTap100.inf";
const char *tapDriver = "\\tap-windows\\x64\\zttap200.inf";
#else
BOOL is64Bit = FALSE;
IsWow64Process(GetCurrentProcess(),&is64Bit);
const char *devcon = ((is64Bit == TRUE) ? "\\devcon_x64.exe" : "\\devcon_x86.exe");
const char *tapDriver = ((is64Bit == TRUE) ? "\\tap-windows\\x64\\ztTap100.inf" : "\\tap-windows\\x86\\ztTap100.inf");
const char *tapDriver = ((is64Bit == TRUE) ? "\\tap-windows\\x64\\zttap200.inf" : "\\tap-windows\\x86\\zttap200.inf");
#endif
Mutex::Lock _l(_systemTapInitLock); // only init one tap at a time, process-wide
@ -1054,7 +1054,7 @@ EthernetTap::EthernetTap(
PROCESS_INFORMATION processInfo;
memset(&startupInfo,0,sizeof(STARTUPINFOA));
memset(&processInfo,0,sizeof(PROCESS_INFORMATION));
if (!CreateProcessA(NULL,(LPSTR)(std::string("\"") + _r->homePath + devcon + "\" install \"" + _r->homePath + tapDriver + "\" ztTap100").c_str(),NULL,NULL,FALSE,0,NULL,NULL,&startupInfo,&processInfo)) {
if (!CreateProcessA(NULL,(LPSTR)(std::string("\"") + _r->homePath + devcon + "\" install \"" + _r->homePath + tapDriver + "\" zttap200").c_str(),NULL,NULL,FALSE,0,NULL,NULL,&startupInfo,&processInfo)) {
RegCloseKey(nwAdapters);
throw std::runtime_error(std::string("unable to find or execute devcon at ")+devcon);
}
@ -1133,6 +1133,14 @@ EthernetTap::EthernetTap(
throw std::runtime_error("unable to convert instance ID GUID to native GUID (invalid NetCfgInstanceId in registry?)");
}
// Disable DHCP -- this might get changed if/when DHCP is supported
HKEY tcpIpInterfaces;
if (RegOpenKeyExA(HKEY_LOCAL_MACHINE,"SYSTEM\\CurrentControlSet\\services\\Tcpip\\Parameters\\Interfaces",0,KEY_READ|KEY_WRITE,&tcpIpInterfaces) == ERROR_SUCCESS) {
DWORD enable = 0;
RegSetKeyValueA(tcpIpInterfaces,_myDeviceInstanceId.c_str(),"EnableDHCP",REG_DWORD,&enable,sizeof(enable));
RegCloseKey(tcpIpInterfaces);
}
// Disable and enable interface to ensure registry settings take effect
{
STARTUPINFOA startupInfo;
@ -1375,7 +1383,6 @@ bool EthernetTap::updateMulticastGroups(std::set<MulticastGroup> &groups)
unsigned char mcastbuf[TAP_WIN_IOCTL_GET_MULTICAST_MEMBERSHIPS_OUTPUT_BUF_SIZE];
DWORD bytesReturned = 0;
if (DeviceIoControl(_tap,TAP_WIN_IOCTL_GET_MULTICAST_MEMBERSHIPS,(LPVOID)0,0,(LPVOID)mcastbuf,sizeof(mcastbuf),&bytesReturned,NULL)) {
printf("TAP_WIN_IOCTL_GET_MULTICAST_MEMBERSHIPS: got %d bytes\n",(int)bytesReturned);
MAC mac;
DWORD i = 0;
while ((i + 6) <= bytesReturned) {
@ -1385,13 +1392,11 @@ bool EthernetTap::updateMulticastGroups(std::set<MulticastGroup> &groups)
mac.data[3] = mcastbuf[i++];
mac.data[4] = mcastbuf[i++];
mac.data[5] = mcastbuf[i++];
if (mac.isMulticast()) { // exclude the nulls that may be returned or any other junk Windows puts in there
if (mac.isMulticast()) {
// exclude the nulls that may be returned or any other junk Windows puts in there
newGroups.insert(MulticastGroup(mac,0));
printf("TAP_WIN_IOCTL_GET_MULTICAST_MEMBERSHIPS: %s\n",mac.toString().c_str());
}
}
} else {
printf("TAP_WIN_IOCTL_GET_MULTICAST_MEMBERSHIPS: failed\n");
}
newGroups.insert(_blindWildcardMulticastGroup); // always join this

6
windows/ZeroTierOne.sln
View File

@ -216,8 +216,6 @@ Global
{689210B1-467C-4850-BB7D-2E10D5B4A3DA}.Win7 Release|Win32.Build.0 = Win7 Release|Win32
{689210B1-467C-4850-BB7D-2E10D5B4A3DA}.Win7 Release|Win32.Deploy.0 = Win7 Release|Win32
{689210B1-467C-4850-BB7D-2E10D5B4A3DA}.Win7 Release|x64.ActiveCfg = Win7 Release|x64
{689210B1-467C-4850-BB7D-2E10D5B4A3DA}.Win7 Release|x64.Build.0 = Win7 Release|x64
{689210B1-467C-4850-BB7D-2E10D5B4A3DA}.Win7 Release|x64.Deploy.0 = Win7 Release|x64
{689210B1-467C-4850-BB7D-2E10D5B4A3DA}.Win8 Debug|Any CPU.ActiveCfg = Win8 Debug|Win32
{689210B1-467C-4850-BB7D-2E10D5B4A3DA}.Win8 Debug|Mixed Platforms.ActiveCfg = Win8 Debug|Win32
{689210B1-467C-4850-BB7D-2E10D5B4A3DA}.Win8 Debug|Win32.ActiveCfg = Win8 Debug|Win32
@ -310,8 +308,6 @@ Global
{FDA1DD8D-1D56-4BC1-B402-FCC0B550D946}.Win7 Release|Win32.Build.0 = Win7 Release|Win32
{FDA1DD8D-1D56-4BC1-B402-FCC0B550D946}.Win7 Release|Win32.Deploy.0 = Win7 Release|Win32
{FDA1DD8D-1D56-4BC1-B402-FCC0B550D946}.Win7 Release|x64.ActiveCfg = Win7 Release|x64
{FDA1DD8D-1D56-4BC1-B402-FCC0B550D946}.Win7 Release|x64.Build.0 = Win7 Release|x64
{FDA1DD8D-1D56-4BC1-B402-FCC0B550D946}.Win7 Release|x64.Deploy.0 = Win7 Release|x64
{FDA1DD8D-1D56-4BC1-B402-FCC0B550D946}.Win8 Debug|Any CPU.ActiveCfg = Win8 Debug|Win32
{FDA1DD8D-1D56-4BC1-B402-FCC0B550D946}.Win8 Debug|Mixed Platforms.ActiveCfg = Win8 Debug|Win32
{FDA1DD8D-1D56-4BC1-B402-FCC0B550D946}.Win8 Debug|Win32.ActiveCfg = Win8 Debug|Win32
@ -406,7 +402,7 @@ Global
{B00A4957-5977-4AC1-9EF4-571DC27EADA2}.Win7 Release|Win32.ActiveCfg = Release|Win32
{B00A4957-5977-4AC1-9EF4-571DC27EADA2}.Win7 Release|Win32.Build.0 = Release|Win32
{B00A4957-5977-4AC1-9EF4-571DC27EADA2}.Win7 Release|Win32.Deploy.0 = Release|Win32
{B00A4957-5977-4AC1-9EF4-571DC27EADA2}.Win7 Release|x64.ActiveCfg = Release|Win32
{B00A4957-5977-4AC1-9EF4-571DC27EADA2}.Win7 Release|x64.ActiveCfg = Release|x64
{B00A4957-5977-4AC1-9EF4-571DC27EADA2}.Win8 Debug|Any CPU.ActiveCfg = Debug|Win32
{B00A4957-5977-4AC1-9EF4-571DC27EADA2}.Win8 Debug|Mixed Platforms.ActiveCfg = Debug|Win32
{B00A4957-5977-4AC1-9EF4-571DC27EADA2}.Win8 Debug|Mixed Platforms.Build.0 = Debug|Win32