public static bool VerifyCLRVersionInfo(Version v, string procArch)
{
bool flag = true;
NameMap[] nmArray = new NameMap[] { new NameMap("x86", 8), new Product("ia64", 2), new Product("amd64", 4) };
uint runtimeInfoFlags = NameMap.MapNameToMask(procArch, nmArray) | 0x1c1;
StringBuilder pDirectory = new StringBuilder(260);
StringBuilder pVersion = new StringBuilder("v65535.65535.65535".Length);
uint dwDirectoryLength = 0;
uint dwLength = 0;
string pwszVersion = v.ToString(3);
pwszVersion = "v" + pwszVersion;
try
{
System.Deployment.Application.NativeMethods.GetRequestedRuntimeInfo(null, pwszVersion, null, 0, runtimeInfoFlags, pDirectory, (uint)pDirectory.Capacity, out dwDirectoryLength, pVersion, (uint)pVersion.Capacity, out dwLength);
}
catch (COMException exception)
{
flag = false;
if (exception.ErrorCode != -2146232576)
{
throw;
}
}
return(flag);
}
public static bool VerifyOSDependency(ref OSDependency osd)
{
System.Deployment.Application.NativeMethods.OSVersionInfoEx ex;
OperatingSystem oSVersion = Environment.OSVersion;
if (oSVersion.Version.Major == 4L)
{
if (oSVersion.Version.Major < osd.dwMajorVersion)
{
return(false);
}
return(true);
}
ex = new System.Deployment.Application.NativeMethods.OSVersionInfoEx {
dwOSVersionInfoSize = Marshal.SizeOf(ex),
dwMajorVersion = osd.dwMajorVersion,
dwMinorVersion = osd.dwMinorVersion,
dwBuildNumber = osd.dwBuildNumber,
dwPlatformId = 0,
szCSDVersion = null,
wServicePackMajor = osd.wServicePackMajor,
wServicePackMinor = osd.wServicePackMinor,
wSuiteMask = (osd.suiteName != null) ? ((ushort)NameMap.MapNameToMask(osd.suiteName, Suites)) : ((ushort)0),
bProductType = (osd.productName != null) ? ((byte)NameMap.MapNameToMask(osd.productName, Products)) : ((byte)0),
bReserved = 0
};
ulong conditionMask = 0L;
uint dwTypeMask = (uint)((((((2 | ((osd.dwMinorVersion != 0) ? 1 : 0)) | ((osd.dwBuildNumber != 0) ? 4 : 0)) | ((osd.suiteName != null) ? 0x40 : 0)) | ((osd.productName != null) ? 0x80 : 0)) | ((osd.wServicePackMajor != 0) ? 0x20 : 0)) | ((osd.wServicePackMinor != 0) ? 0x10 : 0));
conditionMask = System.Deployment.Application.NativeMethods.VerSetConditionMask(conditionMask, 2, 3);
if (osd.dwMinorVersion != 0)
{
conditionMask = System.Deployment.Application.NativeMethods.VerSetConditionMask(conditionMask, 1, 3);
}
if (osd.dwBuildNumber != 0)
{
conditionMask = System.Deployment.Application.NativeMethods.VerSetConditionMask(conditionMask, 4, 3);
}
if (osd.suiteName != null)
{
conditionMask = System.Deployment.Application.NativeMethods.VerSetConditionMask(conditionMask, 0x40, 6);
}
if (osd.productName != null)
{
conditionMask = System.Deployment.Application.NativeMethods.VerSetConditionMask(conditionMask, 0x80, 1);
}
if (osd.wServicePackMajor != 0)
{
conditionMask = System.Deployment.Application.NativeMethods.VerSetConditionMask(conditionMask, 0x20, 3);
}
if (osd.wServicePackMinor != 0)
{
conditionMask = System.Deployment.Application.NativeMethods.VerSetConditionMask(conditionMask, 0x10, 3);
}
bool flag = System.Deployment.Application.NativeMethods.VerifyVersionInfo(ex, dwTypeMask, conditionMask);
if (!flag)
{
int error = Marshal.GetLastWin32Error();
if (error != 0x47e)
{
throw new Win32Exception(error);
}
}
return(flag);
}