public static ArrayBlob ToABI_BlittableStruct <T>(T[] arr) where T : struct
{
var r = new ArrayBlob();
#if WINDOWS_UWP
var sz = Marshal.SizeOf <T>();
#else
var sz = Marshal.SizeOf(typeof(T));
#endif
if (arr == null)
{
return(r);
}
r.Count = arr.Length;
r.Ptr = Marshal.AllocCoTaskMem(arr.Length * sz);
for (int i = 0; i < arr.Length; i++)
{
Marshal.StructureToPtr(arr[i], (IntPtr)((long)r.Ptr + sz * i), false);
}
return(r);
}
public static unsafe ArrayBlob ToABI_string(string[] arr)
{
var r = new ArrayBlob();
var sz = IntPtr.Size;
if (arr == null)
{
return(r);
}
r.Count = arr.Length;
r.Ptr = Marshal.AllocCoTaskMem(arr.Length * sz);
for (int i = 0; i < arr.Length; i++)
{
var count = Encoding.UTF8.GetByteCount(arr[i]);
var bytes = Marshal.AllocCoTaskMem(count + 1);
fixed(char *c = arr[i])
{
Encoding.UTF8.GetBytes(c, arr[i].Length, (byte *)bytes, count);
}
((byte *)bytes)[count] = 0;
Marshal.WriteIntPtr((IntPtr)((long)r.Ptr + sz * i), bytes);
}
return(r);
}
public static ArrayBlob ToABI_IntPtr(IntPtr[] arr)
{
var r = new ArrayBlob();
if (arr == null)
{
return(r);
}
r.Count = arr.Length;
r.Ptr = Marshal.AllocCoTaskMem(arr.Length * IntPtr.Size);
Marshal.Copy(arr, 0, r.Ptr, arr.Length);
return(r);
}
public static ArrayBlob ToABI_long(long[] arr)
{
var r = new ArrayBlob();
if (arr == null)
{
return(r);
}
r.Count = arr.Length;
r.Ptr = Marshal.AllocCoTaskMem(arr.Length * sizeof(long));
Marshal.Copy(arr, 0, r.Ptr, arr.Length);
return(r);
}
public static unsafe ArrayBlob ToABI_char(char[] arr)
{
var r = new ArrayBlob();
if (arr == null)
{
return(r);
}
r.Count = arr.Length;
r.Ptr = Marshal.AllocCoTaskMem(arr.Length * sizeof(char));
fixed(char *arrb = &arr[0])
{
Encoding.ASCII.GetBytes(arrb, arr.Length, (byte *)r.Ptr, arr.Length);
}
//Marshal.Copy(arr, 0, r.Ptr, arr.Length);
return(r);
}
public static unsafe ArrayBlob ToABI_ulong(ulong[] arr)
{
var r = new ArrayBlob();
var sz = arr.Length * sizeof(ulong);
if (arr == null)
{
return(r);
}
r.Count = arr.Length;
r.Ptr = Marshal.AllocCoTaskMem(sz);
fixed(void *src = &arr[0])
{
memcpy((void *)r.Ptr, src, sz);
}
return(r);
}