alljoyn_aboutdata_getfieldsignature

// MSAJApi.dll
#include <windows.h>

LPSTR alljoyn_aboutdata_getfieldsignature(
    alljoyn_aboutdata data,
    LPCSTR fieldName
);

<DllImport("MSAJApi.dll", ExactSpelling:=True)>
Public Shared Function alljoyn_aboutdata_getfieldsignature(
    data As IntPtr,   ' alljoyn_aboutdata
    <MarshalAs(UnmanagedType.LPStr)> fieldName As String   ' LPCSTR
) As IntPtr
End Function

' data : alljoyn_aboutdata
' fieldName : LPCSTR
Declare PtrSafe Function alljoyn_aboutdata_getfieldsignature Lib "msajapi" ( _
    ByVal data As LongPtr, _
    ByVal fieldName As String) As LongPtr
' VBA7前提(PtrSafe)。32bit Office では LongPtr→Long。Integer=16bit / Long=32bit / LongLong=64bit。

import ctypes
from ctypes import wintypes

alljoyn_aboutdata_getfieldsignature = ctypes.windll.msajapi.alljoyn_aboutdata_getfieldsignature
alljoyn_aboutdata_getfieldsignature.restype = wintypes.LPSTR
alljoyn_aboutdata_getfieldsignature.argtypes = [
    ctypes.c_ssize_t,  # data : alljoyn_aboutdata
    wintypes.LPCSTR,  # fieldName : LPCSTR
]

require 'fiddle'
require 'fiddle/import'

lib = Fiddle.dlopen('MSAJApi.dll')
alljoyn_aboutdata_getfieldsignature = Fiddle::Function.new(
  lib['alljoyn_aboutdata_getfieldsignature'],
  [
    Fiddle::TYPE_INTPTR_T,  # data : alljoyn_aboutdata
    Fiddle::TYPE_VOIDP,  # fieldName : LPCSTR
  ],
  Fiddle::TYPE_VOIDP)

#[link(name = "msajapi")]
extern "system" {
    fn alljoyn_aboutdata_getfieldsignature(
        data: isize,  // alljoyn_aboutdata
        fieldName: *const u8  // LPCSTR
    ) -> *mut u8;
}
// crates: windows-sys provides ready-made bindings for this API.

$sig = @"
[DllImport("MSAJApi.dll")]
public static extern IntPtr alljoyn_aboutdata_getfieldsignature(IntPtr data, [MarshalAs(UnmanagedType.LPStr)] string fieldName);
"@
$api = Add-Type -MemberDefinition $sig -Name 'MSAJApi_alljoyn_aboutdata_getfieldsignature' -Namespace Win32 -PassThru
# $api::alljoyn_aboutdata_getfieldsignature(data, fieldName)

#uselib "MSAJApi.dll"
#func global alljoyn_aboutdata_getfieldsignature "alljoyn_aboutdata_getfieldsignature" sptr, sptr
; alljoyn_aboutdata_getfieldsignature data, fieldName   ; 戻り値は stat
; data : alljoyn_aboutdata -> "sptr"
; fieldName : LPCSTR -> "sptr"
; ※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 "MSAJApi.dll"
#cfunc global alljoyn_aboutdata_getfieldsignature "alljoyn_aboutdata_getfieldsignature" sptr, str
; res = alljoyn_aboutdata_getfieldsignature(data, fieldName)
; data : alljoyn_aboutdata -> "sptr"
; fieldName : LPCSTR -> "str"

; LPSTR alljoyn_aboutdata_getfieldsignature(alljoyn_aboutdata data, LPCSTR fieldName)
#uselib "MSAJApi.dll"
#cfunc global alljoyn_aboutdata_getfieldsignature "alljoyn_aboutdata_getfieldsignature" intptr, str
; res = alljoyn_aboutdata_getfieldsignature(data, fieldName)
; data : alljoyn_aboutdata -> "intptr"
; fieldName : LPCSTR -> "str"

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

var (
	msajapi = windows.NewLazySystemDLL("MSAJApi.dll")
	procalljoyn_aboutdata_getfieldsignature = msajapi.NewProc("alljoyn_aboutdata_getfieldsignature")
)

// data (alljoyn_aboutdata), fieldName (LPCSTR)
r1, _, err := procalljoyn_aboutdata_getfieldsignature.Call(
	uintptr(data),
	uintptr(unsafe.Pointer(windows.BytePtrFromString(fieldName))),
)
_ = err  // syscall.Errno (valid when the call sets last-error)
_ = r1   // LPSTR

function alljoyn_aboutdata_getfieldsignature(
  data: NativeInt;   // alljoyn_aboutdata
  fieldName: PAnsiChar   // LPCSTR
): PAnsiChar; stdcall;
  external 'MSAJApi.dll' name 'alljoyn_aboutdata_getfieldsignature';

result := DllCall("MSAJApi\alljoyn_aboutdata_getfieldsignature"
    , "Ptr", data   ; alljoyn_aboutdata
    , "AStr", fieldName   ; LPCSTR
    , "Ptr")   ; return: LPSTR

●alljoyn_aboutdata_getfieldsignature(data, fieldName) = DLL("MSAJApi.dll", "char* alljoyn_aboutdata_getfieldsignature(int, char*)")
# 呼び出し: alljoyn_aboutdata_getfieldsignature(data, fieldName)
# data : alljoyn_aboutdata -> "int"
# fieldName : LPCSTR -> "char*"
# 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)。