CryptBinaryToStringW

// CRYPT32.dll  (Unicode / -W)
#include <windows.h>

BOOL CryptBinaryToStringW(
    const BYTE* pbBinary,
    DWORD cbBinary,
    CRYPT_STRING dwFlags,
    LPWSTR pszString,   // optional
    DWORD* pcchString
);

<DllImport("CRYPT32.dll", CharSet:=CharSet.Unicode, ExactSpelling:=True)>
Public Shared Function CryptBinaryToStringW(
    pbBinary As IntPtr,   ' BYTE*
    cbBinary As UInteger,   ' DWORD
    dwFlags As UInteger,   ' CRYPT_STRING
    <MarshalAs(UnmanagedType.LPWStr)> pszString As System.Text.StringBuilder,   ' LPWSTR optional, out
    ByRef pcchString As UInteger   ' DWORD* in/out
) As Boolean
End Function

' pbBinary : BYTE*
' cbBinary : DWORD
' dwFlags : CRYPT_STRING
' pszString : LPWSTR optional, out
' pcchString : DWORD* in/out
Declare PtrSafe Function CryptBinaryToStringW Lib "crypt32" ( _
    ByVal pbBinary As LongPtr, _
    ByVal cbBinary As Long, _
    ByVal dwFlags As Long, _
    ByVal pszString As LongPtr, _
    ByRef pcchString As Long) As Long
' Unicode(W): 文字列は ByVal As LongPtr とし StrPtr(unicodeStr) を渡す
' VBA7前提(PtrSafe)。32bit Office では LongPtr→Long。Integer=16bit / Long=32bit / LongLong=64bit。

import ctypes
from ctypes import wintypes

CryptBinaryToStringW = ctypes.windll.crypt32.CryptBinaryToStringW
CryptBinaryToStringW.restype = wintypes.BOOL
CryptBinaryToStringW.argtypes = [
    ctypes.POINTER(ctypes.c_ubyte),  # pbBinary : BYTE*
    wintypes.DWORD,  # cbBinary : DWORD
    wintypes.DWORD,  # dwFlags : CRYPT_STRING
    wintypes.LPWSTR,  # pszString : LPWSTR optional, out
    ctypes.POINTER(wintypes.DWORD),  # pcchString : DWORD* in/out
]

require 'fiddle'
require 'fiddle/import'

lib = Fiddle.dlopen('CRYPT32.dll')
CryptBinaryToStringW = Fiddle::Function.new(
  lib['CryptBinaryToStringW'],
  [
    Fiddle::TYPE_VOIDP,  # pbBinary : BYTE*
    -Fiddle::TYPE_INT,  # cbBinary : DWORD
    -Fiddle::TYPE_INT,  # dwFlags : CRYPT_STRING
    Fiddle::TYPE_VOIDP,  # pszString : LPWSTR optional, out
    Fiddle::TYPE_VOIDP,  # pcchString : DWORD* in/out
  ],
  Fiddle::TYPE_INT)
# Wide strings: pass str.encode("UTF-16LE") + "\x00\x00"

#[link(name = "crypt32")]
extern "system" {
    fn CryptBinaryToStringW(
        pbBinary: *const u8,  // BYTE*
        cbBinary: u32,  // DWORD
        dwFlags: u32,  // CRYPT_STRING
        pszString: *mut u16,  // LPWSTR optional, out
        pcchString: *mut u32  // DWORD* in/out
    ) -> i32;
}
// crates: windows-sys provides ready-made bindings for this API.

$sig = @"
[return: MarshalAs(UnmanagedType.Bool)]
[DllImport("CRYPT32.dll", CharSet = CharSet.Unicode)]
public static extern bool CryptBinaryToStringW(IntPtr pbBinary, uint cbBinary, uint dwFlags, [MarshalAs(UnmanagedType.LPWStr)] System.Text.StringBuilder pszString, ref uint pcchString);
"@
$api = Add-Type -MemberDefinition $sig -Name 'CRYPT32_CryptBinaryToStringW' -Namespace Win32 -PassThru
# $api::CryptBinaryToStringW(pbBinary, cbBinary, dwFlags, pszString, pcchString)

#uselib "CRYPT32.dll"
#func global CryptBinaryToStringW "CryptBinaryToStringW" wptr, wptr, wptr, wptr, wptr
; CryptBinaryToStringW varptr(pbBinary), cbBinary, dwFlags, varptr(pszString), varptr(pcchString)   ; 戻り値は stat
; pbBinary : BYTE* -> "wptr"
; cbBinary : DWORD -> "wptr"
; dwFlags : CRYPT_STRING -> "wptr"
; pszString : LPWSTR optional, out -> "wptr"
; pcchString : DWORD* in/out -> "wptr"
; ※HSP3.7は #func のため戻り値はシステム変数 stat に格納されます。

#uselib "CRYPT32.dll"
#cfunc global CryptBinaryToStringW "CryptBinaryToStringW" var, int, int, var, var
; res = CryptBinaryToStringW(pbBinary, cbBinary, dwFlags, pszString, pcchString)
; pbBinary : BYTE* -> "var"
; cbBinary : DWORD -> "int"
; dwFlags : CRYPT_STRING -> "int"
; pszString : LPWSTR optional, out -> "var"
; pcchString : DWORD* in/out -> "var"
; ※出力/バッファ引数は var 方式(変数を直接渡す)。varptr 方式にも切替可。

; BOOL CryptBinaryToStringW(BYTE* pbBinary, DWORD cbBinary, CRYPT_STRING dwFlags, LPWSTR pszString, DWORD* pcchString)
#uselib "CRYPT32.dll"
#cfunc global CryptBinaryToStringW "CryptBinaryToStringW" var, int, int, var, var
; res = CryptBinaryToStringW(pbBinary, cbBinary, dwFlags, pszString, pcchString)
; pbBinary : BYTE* -> "var"
; cbBinary : DWORD -> "int"
; dwFlags : CRYPT_STRING -> "int"
; pszString : LPWSTR optional, out -> "var"
; pcchString : DWORD* in/out -> "var"
; ※出力/バッファ引数は var 方式(変数を直接渡す)。varptr 方式にも切替可。

import (
	"golang.org/x/sys/windows"
	"unsafe"
)

var (
	crypt32 = windows.NewLazySystemDLL("CRYPT32.dll")
	procCryptBinaryToStringW = crypt32.NewProc("CryptBinaryToStringW")
)

// pbBinary (BYTE*), cbBinary (DWORD), dwFlags (CRYPT_STRING), pszString (LPWSTR optional, out), pcchString (DWORD* in/out)
r1, _, err := procCryptBinaryToStringW.Call(
	uintptr(pbBinary),
	uintptr(cbBinary),
	uintptr(dwFlags),
	uintptr(pszString),
	uintptr(pcchString),
)
_ = err  // syscall.Errno (valid when the call sets last-error)
_ = r1   // BOOL

function CryptBinaryToStringW(
  pbBinary: Pointer;   // BYTE*
  cbBinary: DWORD;   // DWORD
  dwFlags: DWORD;   // CRYPT_STRING
  pszString: PWideChar;   // LPWSTR optional, out
  pcchString: Pointer   // DWORD* in/out
): BOOL; stdcall;
  external 'CRYPT32.dll' name 'CryptBinaryToStringW';

result := DllCall("CRYPT32\CryptBinaryToStringW"
    , "Ptr", pbBinary   ; BYTE*
    , "UInt", cbBinary   ; DWORD
    , "UInt", dwFlags   ; CRYPT_STRING
    , "Ptr", pszString   ; LPWSTR optional, out
    , "Ptr", pcchString   ; DWORD* in/out
    , "Int")   ; return: BOOL

●CryptBinaryToStringW(pbBinary, cbBinary, dwFlags, pszString, pcchString) = DLL("CRYPT32.dll", "bool CryptBinaryToStringW(void*, dword, dword, char*, void*)")
# 呼び出し: CryptBinaryToStringW(pbBinary, cbBinary, dwFlags, pszString, pcchString)
# pbBinary : BYTE* -> "void*"
# cbBinary : DWORD -> "dword"
# dwFlags : CRYPT_STRING -> "dword"
# pszString : LPWSTR optional, out -> "char*"
# pcchString : DWORD* in/out -> "void*"
# なでしこ1は32bit・ANSI(Shift_JIS)。文字列=char*(ANSI)、ポインタ/ハンドル=void*(4byte)。
# ※-W(Unicode)関数。なでしこ1はANSIのため -A 版の利用を推奨。