用Go语言在Linux下调用新中新DKQ-A16D读卡器，读二代证数据

 1 #ifndef SYN_READER_H
 2 #define SYN_READER_H
 3 
 4 #ifdef __cplusplus
 5 extern "C" {
 6 #endif
 7 
 8 
 9 
10 #pragma pack(1)
11 
12 typedef struct IDCardDataUTF8 {
13     char CardType[10];         //I为外国人居住证，J 为港澳台居住证，空格(0x20)为普通SFZ
14     char Name[40];             //姓名 
15     char EngName[130];       //英文名(外国人居住证)
16     char Sex[10];           //性别
17     char Nation[100];          //民族或国籍(外国人居住证)     
18     char Birthday[18];         //出生日期
19     char Address[80];       //住址
20     char IDCardNo[40];      //SFZ号或外国人居住证号(外国人居住证)
21     char GrantDept[40];     //发证机关
22     char UserLifeBegin[30]; //有效开始日期
23     char UserLifeEnd[30];   //有效截止日期
24     char PassID[30];        //通行证号码(港澳台)
25     char IssuesTimes[10];    //签发次数(港澳台)
26     char CertVol[10];         //证件版本号(外国人居住证)
27     char wlt[1024];           //照片数据
28     int isSavePhotoOK;        //照片是否解码保存  0=no  1=yes
29     char fp[1024];            //指纹数据
30     int isFpRead;            //是否读取了证内指纹     0=no 1=yes
31 } St_IDCardDataUTF8, *PSt_IDCardDataUTF8;
32 #pragma pack()
33 
34 //读SFZ文字和照片信息
35 int getIDcard(St_IDCardDataUTF8 *pIDCardDataUTF8);
36 
37 int OpenUsbComm();
38 int OpenSerialComm(const char*);
39 int CloseComm();
40 
41 
42 //解码照片函数，wltBuffer原始照片1024字节wlt数据，bmpPath 保存照片位置
43 int saveWlt2Bmp( char* wltBuffer,const char* bmpPath);
44 int saveWlt2BmpUseFork( char* wltBuffer,const char* bmpPath);
45 
46 //获取动态库版本
47 const char* getLibVersion();
48 int getLibVersionInt();
49 
50 
51 
52 #ifdef __cplusplus
53 }
54 #endif
55 
56 #endif

 1 package main
 2 
 3 /*
 4 #cgo  LDFLAGS:  -L ./lib  -lSynReader64
 5 #include "../include/SynReader64.h"
 6 */
 7 import "C"
 8 import (
 9     "fmt"
10     "unsafe"
11 )
12 
13 /*
14 CArrayToGoString 将C语言中的字符数组转为Go语言的string
15 */
16 func CArrayToGoString(cArray unsafe.Pointer, size int) (goStr string) {
17     p := uintptr(cArray)
18     var goArray []byte
19     for i := 0; i < size; i++ {
20         j := *(*byte)(unsafe.Pointer(p))
21         goArray = append(goArray, j)
22         p += unsafe.Sizeof(j)
23     }
24 
25     return string(goArray)
26 }
27 
28 func main() {
29 
30     var stIDCardDataUTF8 C.struct_IDCardDataUTF8
31 
32     openState := C.OpenUsbComm()
33 
34     if openState == 0 {
35         getState := C.getIDcard(&stIDCardDataUTF8)
36 
37         if getState == 0 {
38             strName := CArrayToGoString(unsafe.Pointer(&stIDCardDataUTF8.Name), 40)
39             strSex := CArrayToGoString(unsafe.Pointer(&stIDCardDataUTF8.Sex), 10)
40             strNation := CArrayToGoString(unsafe.Pointer(&stIDCardDataUTF8.Nation), 100)
41             strBirthday := CArrayToGoString(unsafe.Pointer(&stIDCardDataUTF8.Birthday), 18)
42             strAddress := CArrayToGoString(unsafe.Pointer(&stIDCardDataUTF8.Address), 80)
43             strIDCardNo := CArrayToGoString(unsafe.Pointer(&stIDCardDataUTF8.IDCardNo), 40)
44             strGrantDept := CArrayToGoString(unsafe.Pointer(&stIDCardDataUTF8.GrantDept), 40)
45             strUserLifeBegin := CArrayToGoString(unsafe.Pointer(&stIDCardDataUTF8.UserLifeBegin), 30)
46             strUserLifeEnd := CArrayToGoString(unsafe.Pointer(&stIDCardDataUTF8.UserLifeEnd), 30)
47 
48             fmt.Println(strName)
49             fmt.Println(strSex)
50             fmt.Println(strNation)
51             fmt.Println(strBirthday)
52             fmt.Println(strAddress)
53             fmt.Println(strIDCardNo)
54             fmt.Println(strGrantDept)
55             fmt.Println(strUserLifeBegin)
56             fmt.Println(strUserLifeEnd)
57 
58             photoData := unsafe.Pointer(&stIDCardDataUTF8.wlt)
59             C.saveWlt2BmpUseFork((*C.char)(photoData), C.CString("Photo.bmp"))
60         }
61 
62     }
63     C.CloseComm()
64 
65 }