RangeMapRead

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

BOOL RangeMapRead(
    void* RmapHandle,
    ULONGLONG Offset,
    void* Buffer,
    DWORD RequestBytes,
    DWORD Flags,
    DWORD* DoneBytes   // optional
);

<DllImport("dbghelp.dll", ExactSpelling:=True)>
Public Shared Function RangeMapRead(
    RmapHandle As IntPtr,   ' void*
    Offset As ULong,   ' ULONGLONG
    Buffer As IntPtr,   ' void* out
    RequestBytes As UInteger,   ' DWORD
    Flags As UInteger,   ' DWORD
    DoneBytes As IntPtr   ' DWORD* optional, out
) As Boolean
End Function

' RmapHandle : void*
' Offset : ULONGLONG
' Buffer : void* out
' RequestBytes : DWORD
' Flags : DWORD
' DoneBytes : DWORD* optional, out
Declare PtrSafe Function RangeMapRead Lib "dbghelp" ( _
    ByVal RmapHandle As LongPtr, _
    ByVal Offset As LongLong, _
    ByVal Buffer As LongPtr, _
    ByVal RequestBytes As Long, _
    ByVal Flags As Long, _
    ByVal DoneBytes As LongPtr) As Long
' VBA7前提(PtrSafe)。32bit Office では LongPtr→Long。Integer=16bit / Long=32bit / LongLong=64bit。

import ctypes
from ctypes import wintypes

RangeMapRead = ctypes.windll.dbghelp.RangeMapRead
RangeMapRead.restype = wintypes.BOOL
RangeMapRead.argtypes = [
    ctypes.POINTER(None),  # RmapHandle : void*
    ctypes.c_ulonglong,  # Offset : ULONGLONG
    ctypes.POINTER(None),  # Buffer : void* out
    wintypes.DWORD,  # RequestBytes : DWORD
    wintypes.DWORD,  # Flags : DWORD
    ctypes.POINTER(wintypes.DWORD),  # DoneBytes : DWORD* optional, out
]

require 'fiddle'
require 'fiddle/import'

lib = Fiddle.dlopen('dbghelp.dll')
RangeMapRead = Fiddle::Function.new(
  lib['RangeMapRead'],
  [
    Fiddle::TYPE_VOIDP,  # RmapHandle : void*
    -Fiddle::TYPE_LONG_LONG,  # Offset : ULONGLONG
    Fiddle::TYPE_VOIDP,  # Buffer : void* out
    -Fiddle::TYPE_INT,  # RequestBytes : DWORD
    -Fiddle::TYPE_INT,  # Flags : DWORD
    Fiddle::TYPE_VOIDP,  # DoneBytes : DWORD* optional, out
  ],
  Fiddle::TYPE_INT)

#[link(name = "dbghelp")]
extern "system" {
    fn RangeMapRead(
        RmapHandle: *mut (),  // void*
        Offset: u64,  // ULONGLONG
        Buffer: *mut (),  // void* out
        RequestBytes: u32,  // DWORD
        Flags: u32,  // DWORD
        DoneBytes: *mut u32  // DWORD* optional, out
    ) -> i32;
}
// crates: windows-sys provides ready-made bindings for this API.

$sig = @"
[return: MarshalAs(UnmanagedType.Bool)]
[DllImport("dbghelp.dll")]
public static extern bool RangeMapRead(IntPtr RmapHandle, ulong Offset, IntPtr Buffer, uint RequestBytes, uint Flags, IntPtr DoneBytes);
"@
$api = Add-Type -MemberDefinition $sig -Name 'dbghelp_RangeMapRead' -Namespace Win32 -PassThru
# $api::RangeMapRead(RmapHandle, Offset, Buffer, RequestBytes, Flags, DoneBytes)

#uselib "dbghelp.dll"
#func global RangeMapRead "RangeMapRead" sptr, sptr, sptr, sptr, sptr, sptr
; RangeMapRead RmapHandle, Offset, Buffer, RequestBytes, Flags, varptr(DoneBytes)   ; 戻り値は stat
; RmapHandle : void* -> "sptr"
; Offset : ULONGLONG -> "sptr"
; Buffer : void* out -> "sptr"
; RequestBytes : DWORD -> "sptr"
; Flags : DWORD -> "sptr"
; DoneBytes : DWORD* optional, out -> "sptr"
; ※HSP3.7は int64 引数(64bit値渡し)に非対応です。
; ※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 "dbghelp.dll"
#cfunc global RangeMapRead "RangeMapRead" sptr, int64, sptr, int, int, var
; res = RangeMapRead(RmapHandle, Offset, Buffer, RequestBytes, Flags, DoneBytes)
; RmapHandle : void* -> "sptr"
; Offset : ULONGLONG -> "int64"
; Buffer : void* out -> "sptr"
; RequestBytes : DWORD -> "int"
; Flags : DWORD -> "int"
; DoneBytes : DWORD* optional, 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。
; ※int64 引数の DLL 値渡しは x64 ランタイム(hsp3_64)のみ対応(x86 は未対応)。

; BOOL RangeMapRead(void* RmapHandle, ULONGLONG Offset, void* Buffer, DWORD RequestBytes, DWORD Flags, DWORD* DoneBytes)
#uselib "dbghelp.dll"
#cfunc global RangeMapRead "RangeMapRead" intptr, int64, intptr, int, int, var
; res = RangeMapRead(RmapHandle, Offset, Buffer, RequestBytes, Flags, DoneBytes)
; RmapHandle : void* -> "intptr"
; Offset : ULONGLONG -> "int64"
; Buffer : void* out -> "intptr"
; RequestBytes : DWORD -> "int"
; Flags : DWORD -> "int"
; DoneBytes : DWORD* optional, 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 (
	dbghelp = windows.NewLazySystemDLL("dbghelp.dll")
	procRangeMapRead = dbghelp.NewProc("RangeMapRead")
)

// RmapHandle (void*), Offset (ULONGLONG), Buffer (void* out), RequestBytes (DWORD), Flags (DWORD), DoneBytes (DWORD* optional, out)
r1, _, err := procRangeMapRead.Call(
	uintptr(RmapHandle),
	uintptr(Offset),
	uintptr(Buffer),
	uintptr(RequestBytes),
	uintptr(Flags),
	uintptr(DoneBytes),
)
_ = err  // syscall.Errno (valid when the call sets last-error)
_ = r1   // BOOL

function RangeMapRead(
  RmapHandle: Pointer;   // void*
  Offset: UInt64;   // ULONGLONG
  Buffer: Pointer;   // void* out
  RequestBytes: DWORD;   // DWORD
  Flags: DWORD;   // DWORD
  DoneBytes: Pointer   // DWORD* optional, out
): BOOL; stdcall;
  external 'dbghelp.dll' name 'RangeMapRead';

result := DllCall("dbghelp\RangeMapRead"
    , "Ptr", RmapHandle   ; void*
    , "Int64", Offset   ; ULONGLONG
    , "Ptr", Buffer   ; void* out
    , "UInt", RequestBytes   ; DWORD
    , "UInt", Flags   ; DWORD
    , "Ptr", DoneBytes   ; DWORD* optional, out
    , "Int")   ; return: BOOL

●RangeMapRead(RmapHandle, Offset, Buffer, RequestBytes, Flags, DoneBytes) = DLL("dbghelp.dll", "bool RangeMapRead(void*, qword, void*, dword, dword, void*)")
# 呼び出し: RangeMapRead(RmapHandle, Offset, Buffer, RequestBytes, Flags, DoneBytes)
# RmapHandle : void* -> "void*"
# Offset : ULONGLONG -> "qword"
# Buffer : void* out -> "void*"
# RequestBytes : DWORD -> "dword"
# Flags : DWORD -> "dword"
# DoneBytes : DWORD* optional, 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)。