Not-quite-compatible implementation of NASM's __utf16__ keyword for YASM.

utf16_for_yasm.asm

BITS 32

%macro __utf16__ 1
	%assign idx 1
	%xdefine wstring 
	%xdefine cstring %1
	%strlen cstrlen cstring
	%rep cstrlen
		%substr cchar cstring idx
		%if idx = 1
			%xdefine wstring cchar, 0x0
		%elif idx = cstrlen
			%xdefine wstring wstring cchar, 0x0
		%else
			%xdefine wstring wstring cchar, 0x0,
		%endif
		%assign idx idx+1
	%endrep
	db wstring
%endmacro

%define u(S) __utf16__ S

main:
	pushf
	pusha
	xor eax, eax
	add eax, wsDllPath - $
	ret
wsDllPath:
	u('injected_dll')
	dw 0x0