SymRegisterFunctionEntryCallback

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

BOOL SymRegisterFunctionEntryCallback(
    HANDLE hProcess,
    PSYMBOL_FUNCENTRY_CALLBACK CallbackFunction,
    void* UserContext   // optional
);

<DllImport("dbghelp.dll", SetLastError:=True, ExactSpelling:=True)>
Public Shared Function SymRegisterFunctionEntryCallback(
    hProcess As IntPtr,   ' HANDLE
    CallbackFunction As IntPtr,   ' PSYMBOL_FUNCENTRY_CALLBACK
    UserContext As IntPtr   ' void* optional
) As Boolean
End Function

' hProcess : HANDLE
' CallbackFunction : PSYMBOL_FUNCENTRY_CALLBACK
' UserContext : void* optional
Declare PtrSafe Function SymRegisterFunctionEntryCallback Lib "dbghelp" ( _
    ByVal hProcess As LongPtr, _
    ByVal CallbackFunction As LongPtr, _
    ByVal UserContext 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

SymRegisterFunctionEntryCallback = ctypes.windll.dbghelp.SymRegisterFunctionEntryCallback
SymRegisterFunctionEntryCallback.restype = wintypes.BOOL
SymRegisterFunctionEntryCallback.argtypes = [
    wintypes.HANDLE,  # hProcess : HANDLE
    ctypes.c_void_p,  # CallbackFunction : PSYMBOL_FUNCENTRY_CALLBACK
    ctypes.POINTER(None),  # UserContext : void* optional
]
# GetLastError: use ctypes.GetLastError() (or ctypes.WinDLL(use_last_error=True))

require 'fiddle'
require 'fiddle/import'

lib = Fiddle.dlopen('dbghelp.dll')
SymRegisterFunctionEntryCallback = Fiddle::Function.new(
  lib['SymRegisterFunctionEntryCallback'],
  [
    Fiddle::TYPE_VOIDP,  # hProcess : HANDLE
    Fiddle::TYPE_VOIDP,  # CallbackFunction : PSYMBOL_FUNCENTRY_CALLBACK
    Fiddle::TYPE_VOIDP,  # UserContext : void* optional
  ],
  Fiddle::TYPE_INT)

#[link(name = "dbghelp")]
extern "system" {
    fn SymRegisterFunctionEntryCallback(
        hProcess: *mut core::ffi::c_void,  // HANDLE
        CallbackFunction: *const core::ffi::c_void,  // PSYMBOL_FUNCENTRY_CALLBACK
        UserContext: *mut ()  // void* optional
    ) -> i32;
}
// crates: windows-sys provides ready-made bindings for this API.

$sig = @"
[return: MarshalAs(UnmanagedType.Bool)]
[DllImport("dbghelp.dll", SetLastError = true)]
public static extern bool SymRegisterFunctionEntryCallback(IntPtr hProcess, IntPtr CallbackFunction, IntPtr UserContext);
"@
$api = Add-Type -MemberDefinition $sig -Name 'dbghelp_SymRegisterFunctionEntryCallback' -Namespace Win32 -PassThru
# $api::SymRegisterFunctionEntryCallback(hProcess, CallbackFunction, UserContext)

#uselib "dbghelp.dll"
#func global SymRegisterFunctionEntryCallback "SymRegisterFunctionEntryCallback" sptr, sptr, sptr
; SymRegisterFunctionEntryCallback hProcess, CallbackFunction, UserContext   ; 戻り値は stat
; hProcess : HANDLE -> "sptr"
; CallbackFunction : PSYMBOL_FUNCENTRY_CALLBACK -> "sptr"
; UserContext : void* optional -> "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 "dbghelp.dll"
#cfunc global SymRegisterFunctionEntryCallback "SymRegisterFunctionEntryCallback" sptr, sptr, sptr
; res = SymRegisterFunctionEntryCallback(hProcess, CallbackFunction, UserContext)
; hProcess : HANDLE -> "sptr"
; CallbackFunction : PSYMBOL_FUNCENTRY_CALLBACK -> "sptr"
; UserContext : void* optional -> "sptr"

; BOOL SymRegisterFunctionEntryCallback(HANDLE hProcess, PSYMBOL_FUNCENTRY_CALLBACK CallbackFunction, void* UserContext)
#uselib "dbghelp.dll"
#cfunc global SymRegisterFunctionEntryCallback "SymRegisterFunctionEntryCallback" intptr, intptr, intptr
; res = SymRegisterFunctionEntryCallback(hProcess, CallbackFunction, UserContext)
; hProcess : HANDLE -> "intptr"
; CallbackFunction : PSYMBOL_FUNCENTRY_CALLBACK -> "intptr"
; UserContext : void* optional -> "intptr"

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

var (
	dbghelp = windows.NewLazySystemDLL("dbghelp.dll")
	procSymRegisterFunctionEntryCallback = dbghelp.NewProc("SymRegisterFunctionEntryCallback")
)

// hProcess (HANDLE), CallbackFunction (PSYMBOL_FUNCENTRY_CALLBACK), UserContext (void* optional)
r1, _, err := procSymRegisterFunctionEntryCallback.Call(
	uintptr(hProcess),
	uintptr(CallbackFunction),
	uintptr(UserContext),
)
_ = err  // syscall.Errno (valid when the call sets last-error)
_ = r1   // BOOL

function SymRegisterFunctionEntryCallback(
  hProcess: THandle;   // HANDLE
  CallbackFunction: Pointer;   // PSYMBOL_FUNCENTRY_CALLBACK
  UserContext: Pointer   // void* optional
): BOOL; stdcall;
  external 'dbghelp.dll' name 'SymRegisterFunctionEntryCallback';

result := DllCall("dbghelp\SymRegisterFunctionEntryCallback"
    , "Ptr", hProcess   ; HANDLE
    , "Ptr", CallbackFunction   ; PSYMBOL_FUNCENTRY_CALLBACK
    , "Ptr", UserContext   ; void* optional
    , "Int")   ; return: BOOL

●SymRegisterFunctionEntryCallback(hProcess, CallbackFunction, UserContext) = DLL("dbghelp.dll", "bool SymRegisterFunctionEntryCallback(void*, void*, void*)")
# 呼び出し: SymRegisterFunctionEntryCallback(hProcess, CallbackFunction, UserContext)
# hProcess : HANDLE -> "void*"
# CallbackFunction : PSYMBOL_FUNCENTRY_CALLBACK -> "void*"
# UserContext : void* optional -> "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)。