1111

controllers/his_api_controller.go

@@ -14,7 +14,6 @@ import (
 	"github.com/shopspring/decimal"
 	"io"
 	"io/ioutil"
-	"log"
 	"math/rand"
 	"net/http"
 	"os"
@@ -344,30 +343,24 @@ func (c *HisApiController) Sscard() {
 		}
 	}
 }
+func StrPtr2(s string) uintptr {
+	return uintptr(unsafe.Pointer(syscall.StringToUTF16Ptr(s)))
+}
+
 func GetBasBaseInfo() (jsonStr string, err error) {
 	//handle := syscall.MustLoadDLL("SSCard.dll")
+	fmt.Println(ReadCardBas)
+	h := syscall.NewLazyDLL("SSCard.dll")
+	proc := h.NewProc("ReadCardBas")
 
-	h, e := syscall.LoadLibrary("SSCard.dll") //Make sure this DLL follows Golang machine bit architecture (64-bit in my case)
-	if e != nil {
-		log.Fatal(e)
-	}
-	defer syscall.FreeLibrary(h)
-	proc, e := syscall.GetProcAddress(h, "ReadCardBas") //One of the functions in the DLL
-	if e != nil {
-		log.Fatal(e)
-	}
+	str := ""
+	str1 := ""
+	r, _, _ := proc.Call(StrPtr2(str), IntPtr(1024), StrPtr2(str1), IntPtr(1024))
 
-	n, _, _ := syscall.Syscall9(uintptr(proc), 0, 2, 2, 2, 2, 0, 0, 0, 0, 0) //Pay attention to the positioning of the parameter
-	fmt.Printf("Hello dll function returns %d\n", n)
+	fmt.Println(r)
+	fmt.Println(str)
 
-	//str := make([]byte, 1024)
-	//str1 := make([]byte, 1024)
-	//r, _, _ := ReadCardBas.Call((uintptr)(unsafe.Pointer(&str[0])), IntPtr(0), (uintptr)(unsafe.Pointer(&str1[0])), IntPtr(0))
-	//
-	//fmt.Println(r)
-	//fmt.Println(string(str))
-	//
-	return "112222", nil
+	return "", nil
 }
 
 func GetSFZBaseInfo() (jsonStr string, err error) {
@@ -2710,18 +2703,18 @@ func RemoveRepeatedCode(arr []string) (newArr []string) {
 	return
 }
 
-func ShowMessage1(caption, text string, style uintptr) (result int) {
-	user32, _ := syscall.LoadLibrary("SSCard.dll")
-	messageBox, _ := syscall.GetProcAddress(user32, "MessageBoxW")
-	defer syscall.FreeLibrary(user32)
-
-	ret, _, _ := syscall.Syscall9(messageBox,
-		4,
-		0,
-		StrPtr(text),
-		StrPtr(caption),
-		style,
-		0, 0, 0, 0, 0)
-	result = int(ret)
-	return
-}
+//func ShowMessage1(caption, text string, style uintptr) (result int) {
+//	user32, _ := syscall.LoadLibrary("SSCard.dll")
+//	messageBox, _ := syscall.GetProcAddress(user32, "MessageBoxW")
+//	defer syscall.FreeLibrary(user32)
+//
+//	ret, _, _ := syscall.Syscall9(messageBox,
+//		4,
+//		0,
+//		StrPtr(text),
+//		StrPtr(caption),
+//		style,
+//		0, 0, 0, 0, 0)
+//	result = int(ret)
+//	return
+//}