BluetoothGATTSetCharacteristicValue

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

HRESULT BluetoothGATTSetCharacteristicValue(
    HANDLE hDevice,
    BTH_LE_GATT_CHARACTERISTIC* Characteristic,
    BTH_LE_GATT_CHARACTERISTIC_VALUE* CharacteristicValue,
    ULONGLONG ReliableWriteContext,   // optional
    DWORD Flags
);

<DllImport("BluetoothApis.dll", ExactSpelling:=True)>
Public Shared Function BluetoothGATTSetCharacteristicValue(
    hDevice As IntPtr,   ' HANDLE
    Characteristic As IntPtr,   ' BTH_LE_GATT_CHARACTERISTIC*
    CharacteristicValue As IntPtr,   ' BTH_LE_GATT_CHARACTERISTIC_VALUE*
    ReliableWriteContext As ULong,   ' ULONGLONG optional
    Flags As UInteger   ' DWORD
) As Integer
End Function

' hDevice : HANDLE
' Characteristic : BTH_LE_GATT_CHARACTERISTIC*
' CharacteristicValue : BTH_LE_GATT_CHARACTERISTIC_VALUE*
' ReliableWriteContext : ULONGLONG optional
' Flags : DWORD
Declare PtrSafe Function BluetoothGATTSetCharacteristicValue Lib "bluetoothapis" ( _
    ByVal hDevice As LongPtr, _
    ByVal Characteristic As LongPtr, _
    ByVal CharacteristicValue As LongPtr, _
    ByVal ReliableWriteContext As LongLong, _
    ByVal Flags As Long) As Long
' VBA7前提(PtrSafe)。32bit Office では LongPtr→Long。Integer=16bit / Long=32bit / LongLong=64bit。

import ctypes
from ctypes import wintypes

BluetoothGATTSetCharacteristicValue = ctypes.windll.bluetoothapis.BluetoothGATTSetCharacteristicValue
BluetoothGATTSetCharacteristicValue.restype = ctypes.c_int
BluetoothGATTSetCharacteristicValue.argtypes = [
    wintypes.HANDLE,  # hDevice : HANDLE
    ctypes.c_void_p,  # Characteristic : BTH_LE_GATT_CHARACTERISTIC*
    ctypes.c_void_p,  # CharacteristicValue : BTH_LE_GATT_CHARACTERISTIC_VALUE*
    ctypes.c_ulonglong,  # ReliableWriteContext : ULONGLONG optional
    wintypes.DWORD,  # Flags : DWORD
]

require 'fiddle'
require 'fiddle/import'

lib = Fiddle.dlopen('BluetoothApis.dll')
BluetoothGATTSetCharacteristicValue = Fiddle::Function.new(
  lib['BluetoothGATTSetCharacteristicValue'],
  [
    Fiddle::TYPE_VOIDP,  # hDevice : HANDLE
    Fiddle::TYPE_VOIDP,  # Characteristic : BTH_LE_GATT_CHARACTERISTIC*
    Fiddle::TYPE_VOIDP,  # CharacteristicValue : BTH_LE_GATT_CHARACTERISTIC_VALUE*
    -Fiddle::TYPE_LONG_LONG,  # ReliableWriteContext : ULONGLONG optional
    -Fiddle::TYPE_INT,  # Flags : DWORD
  ],
  Fiddle::TYPE_INT)

#[link(name = "bluetoothapis")]
extern "system" {
    fn BluetoothGATTSetCharacteristicValue(
        hDevice: *mut core::ffi::c_void,  // HANDLE
        Characteristic: *mut BTH_LE_GATT_CHARACTERISTIC,  // BTH_LE_GATT_CHARACTERISTIC*
        CharacteristicValue: *mut BTH_LE_GATT_CHARACTERISTIC_VALUE,  // BTH_LE_GATT_CHARACTERISTIC_VALUE*
        ReliableWriteContext: u64,  // ULONGLONG optional
        Flags: u32  // DWORD
    ) -> i32;
}
// crates: windows-sys provides ready-made bindings for this API.

$sig = @"
[DllImport("BluetoothApis.dll")]
public static extern int BluetoothGATTSetCharacteristicValue(IntPtr hDevice, IntPtr Characteristic, IntPtr CharacteristicValue, ulong ReliableWriteContext, uint Flags);
"@
$api = Add-Type -MemberDefinition $sig -Name 'BluetoothApis_BluetoothGATTSetCharacteristicValue' -Namespace Win32 -PassThru
# $api::BluetoothGATTSetCharacteristicValue(hDevice, Characteristic, CharacteristicValue, ReliableWriteContext, Flags)

#uselib "BluetoothApis.dll"
#func global BluetoothGATTSetCharacteristicValue "BluetoothGATTSetCharacteristicValue" sptr, sptr, sptr, sptr, sptr
; BluetoothGATTSetCharacteristicValue hDevice, varptr(Characteristic), varptr(CharacteristicValue), ReliableWriteContext, Flags   ; 戻り値は stat
; hDevice : HANDLE -> "sptr"
; Characteristic : BTH_LE_GATT_CHARACTERISTIC* -> "sptr"
; CharacteristicValue : BTH_LE_GATT_CHARACTERISTIC_VALUE* -> "sptr"
; ReliableWriteContext : ULONGLONG optional -> "sptr"
; Flags : DWORD -> "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 "BluetoothApis.dll"
#cfunc global BluetoothGATTSetCharacteristicValue "BluetoothGATTSetCharacteristicValue" sptr, var, var, int64, int
; res = BluetoothGATTSetCharacteristicValue(hDevice, Characteristic, CharacteristicValue, ReliableWriteContext, Flags)
; hDevice : HANDLE -> "sptr"
; Characteristic : BTH_LE_GATT_CHARACTERISTIC* -> "var"
; CharacteristicValue : BTH_LE_GATT_CHARACTERISTIC_VALUE* -> "var"
; ReliableWriteContext : ULONGLONG optional -> "int64"
; Flags : DWORD -> "int"
; ※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)。

; HRESULT BluetoothGATTSetCharacteristicValue(HANDLE hDevice, BTH_LE_GATT_CHARACTERISTIC* Characteristic, BTH_LE_GATT_CHARACTERISTIC_VALUE* CharacteristicValue, ULONGLONG ReliableWriteContext, DWORD Flags)
#uselib "BluetoothApis.dll"
#cfunc global BluetoothGATTSetCharacteristicValue "BluetoothGATTSetCharacteristicValue" intptr, var, var, int64, int
; res = BluetoothGATTSetCharacteristicValue(hDevice, Characteristic, CharacteristicValue, ReliableWriteContext, Flags)
; hDevice : HANDLE -> "intptr"
; Characteristic : BTH_LE_GATT_CHARACTERISTIC* -> "var"
; CharacteristicValue : BTH_LE_GATT_CHARACTERISTIC_VALUE* -> "var"
; ReliableWriteContext : ULONGLONG optional -> "int64"
; Flags : DWORD -> "int"
; ※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 (
	bluetoothapis = windows.NewLazySystemDLL("BluetoothApis.dll")
	procBluetoothGATTSetCharacteristicValue = bluetoothapis.NewProc("BluetoothGATTSetCharacteristicValue")
)

// hDevice (HANDLE), Characteristic (BTH_LE_GATT_CHARACTERISTIC*), CharacteristicValue (BTH_LE_GATT_CHARACTERISTIC_VALUE*), ReliableWriteContext (ULONGLONG optional), Flags (DWORD)
r1, _, err := procBluetoothGATTSetCharacteristicValue.Call(
	uintptr(hDevice),
	uintptr(Characteristic),
	uintptr(CharacteristicValue),
	uintptr(ReliableWriteContext),
	uintptr(Flags),
)
_ = err  // syscall.Errno (valid when the call sets last-error)
_ = r1   // HRESULT

function BluetoothGATTSetCharacteristicValue(
  hDevice: THandle;   // HANDLE
  Characteristic: Pointer;   // BTH_LE_GATT_CHARACTERISTIC*
  CharacteristicValue: Pointer;   // BTH_LE_GATT_CHARACTERISTIC_VALUE*
  ReliableWriteContext: UInt64;   // ULONGLONG optional
  Flags: DWORD   // DWORD
): Integer; stdcall;
  external 'BluetoothApis.dll' name 'BluetoothGATTSetCharacteristicValue';

result := DllCall("BluetoothApis\BluetoothGATTSetCharacteristicValue"
    , "Ptr", hDevice   ; HANDLE
    , "Ptr", Characteristic   ; BTH_LE_GATT_CHARACTERISTIC*
    , "Ptr", CharacteristicValue   ; BTH_LE_GATT_CHARACTERISTIC_VALUE*
    , "Int64", ReliableWriteContext   ; ULONGLONG optional
    , "UInt", Flags   ; DWORD
    , "Int")   ; return: HRESULT

●BluetoothGATTSetCharacteristicValue(hDevice, Characteristic, CharacteristicValue, ReliableWriteContext, Flags) = DLL("BluetoothApis.dll", "int BluetoothGATTSetCharacteristicValue(void*, void*, void*, qword, dword)")
# 呼び出し: BluetoothGATTSetCharacteristicValue(hDevice, Characteristic, CharacteristicValue, ReliableWriteContext, Flags)
# hDevice : HANDLE -> "void*"
# Characteristic : BTH_LE_GATT_CHARACTERISTIC* -> "void*"
# CharacteristicValue : BTH_LE_GATT_CHARACTERISTIC_VALUE* -> "void*"
# ReliableWriteContext : ULONGLONG optional -> "qword"
# Flags : DWORD -> "dword"
# 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)。