public static IntPtr CFTypeFromManagedType(object objVal)
{
if (objVal == null)
{
return(IntPtr.Zero);
}
IntPtr zero = IntPtr.Zero;
Type type = objVal.GetType();
try
{
if (type == typeof(string))
{
return(StringToCFString((string)objVal));
}
if ((((type == typeof(short)) || (type == typeof(ushort))) || ((type == typeof(int)) || (type == typeof(uint)))) || (((type == typeof(long)) || (type == typeof(double))) || (type == typeof(float))))
{
return(CFNumberCreateNumbers(objVal));
}
if (type == typeof(bool))
{
return(CFBoolean.GetCFBoolean(Convert.ToBoolean(objVal)));
}
if (type == typeof(DateTime))
{
string firstDate = new DateTime(0x7d1, 1, 1, 0, 0, 0, 0).ToString();
string secondDate = Convert.ToString(objVal);
double diff = DateAndTime.DateDiff("s", firstDate, secondDate);
return(CFDateCreate(kCFAllocatorDefault, diff));
}
if (type == typeof(byte[]))
{
byte[] arr = objVal as byte[];
IntPtr ptrDest = Marshal.UnsafeAddrOfPinnedArrayElement(arr, 0);
zero = CFDataCreateMutable(kCFAllocatorDefault, (uint)arr.Length);
CFDataAppendBytes(zero, ptrDest, (uint)arr.Length);
return(zero);
}
if (type == typeof(object[]))
{
return(CFArrayFromManageArray((object[])objVal));
}
if (type == typeof(ArrayList))
{
return(CFArrayFromManageArrayList(objVal as ArrayList));
}
if (type == typeof(List <object>))
{
return(CFArrayFromManageList(objVal as List <object>));
}
if (type == typeof(Dictionary <object, object>))
{
zero = CFDictionaryFromManagedDictionary(objVal as Dictionary <object, object>);
}
}
catch
{
}
return(zero);
}
static CoreFoundation()
{
kCFStreamPropertyDataWritten = EnumToCFEnum("kCFStreamPropertyDataWritten");
kCFTypeDictionaryKeyCallBacks = ConstToCFConst("kCFTypeDictionaryKeyCallBacks");
kCFTypeDictionaryValueCallBacks = ConstToCFConst("kCFTypeDictionaryValueCallBacks");
kCFTypeArrayCallBacks = ConstToCFConst("kCFTypeArrayCallBacks");
kCFBooleanFalse = CFBoolean.GetCFBoolean(false);
kCFBooleanTrue = CFBoolean.GetCFBoolean(true);
}