From 65f0f524a5555afe7bda426d2b83abaafdb8f7c9 Mon Sep 17 00:00:00 2001
From: yuchenglong <yclworks@gmail.com>
Date: Thu, 20 Nov 2025 11:54:33 +0800
Subject: [PATCH] =?UTF-8?q?=E4=BF=AE=E6=AD=A3=20DLL=20=E5=87=BD=E6=95=B0?=
 =?UTF-8?q?=E8=B0=83=E7=94=A8=EF=BC=8C=E4=BD=BF=E7=94=A8=E6=AD=A3=E7=A1=AE?=
 =?UTF-8?q?=E7=9A=84=20stdcall=20=E8=AF=AD=E6=B3=95=E4=BB=A5=E6=94=AF?=
 =?UTF-8?q?=E6=8C=81=20Windows=2032=E4=BD=8D=20DLL?=
MIME-Version: 1.0
Content-Type: text/plain; charset=UTF-8
Content-Transfer-Encoding: 8bit

---
 electron/idcard-worker.js | 17 +++++++++--------
 1 file changed, 9 insertions(+), 8 deletions(-)

diff --git a/electron/idcard-worker.js b/electron/idcard-worker.js
index c7563a9..91040df 100644
--- a/electron/idcard-worker.js
+++ b/electron/idcard-worker.js
@@ -72,21 +72,22 @@ function loadDll() {
     lib = koffi.load(dllPath);
 
     // 尝试使用 stdcall 约定，这对于 Windows 32位 DLL 很常见
-    // 如果函数名被修饰（如 _Syn_FindUSBReader@0），__stdcall 会自动处理
-    const stdcall = "__stdcall";
+    // koffi 中指定 stdcall 约定需要在函数名前加 __stdcall，但不能作为字符串拼接在类型里
+    // 正确语法是 lib.stdcall('函数名', '返回类型', ['参数类型'...]) 或者在字符串定义中使用特定格式
+    // 根据 koffi 文档，字符串定义格式为: "ReturnType __stdcall FunctionName(Args...)"
 
     return {
-      Syn_FindUSBReader: lib.func(`${stdcall} int Syn_FindUSBReader()`),
-      Syn_USBOpenPort: lib.func(`${stdcall} int Syn_USBOpenPort(int)`),
-      Syn_USBClosePort: lib.func(`${stdcall} int Syn_USBClosePort(int)`),
+      Syn_FindUSBReader: lib.func("int __stdcall Syn_FindUSBReader()"),
+      Syn_USBOpenPort: lib.func("int __stdcall Syn_USBOpenPort(int)"),
+      Syn_USBClosePort: lib.func("int __stdcall Syn_USBClosePort(int)"),
       Syn_USBStartFindIDCard: lib.func(
-        `${stdcall} int Syn_USBStartFindIDCard(int, uint8*, int)`
+        "int __stdcall Syn_USBStartFindIDCard(int, uint8*, int)"
       ),
       Syn_USBSelectIDCard: lib.func(
-        `${stdcall} int Syn_USBSelectIDCard(int, uint8*, int)`
+        "int __stdcall Syn_USBSelectIDCard(int, uint8*, int)"
       ),
       Syn_ReadMsg: lib.func(
-        `${stdcall} int Syn_ReadMsg(int, int, _Out_ IDCardData*)`
+        "int __stdcall Syn_ReadMsg(int, int, _Out_ IDCardData*)"
       ),
     };
   } catch (err) {