how to pass a ubyte[] to c interface?

[Rikki Cattermole via Digitalmars-d-learn]

On 13/03/2015 7:35 p.m., zhmt wrote:
> ubyte[] arr ;
>
> I pass the arr.ptr to c program, it fails silently.
>
> Is there any way to cast a ubyte[] to a clang pointer?

Theoretically this should work.

D:

void func(ubyte[] value) {
	func(value.length, value.ptr);
}

extern(C) void func(size_t length, ubyte*);

C:
void func(size_t length, ubyte*) {
	// ...
}