实验一-密码引擎-加密API实现与测试

实验一-密码引擎-加密API实现与测试

sdf.h

#ifndef _SDF_H
#define _SDF_H

typedef struct DeviceInfo_st{
unsigned char IssuerName[40];
unsigned char DeviceName[16];
unsigned char DeviceSerial[16];
unsigned int DeviceVersion;
unsigned int StandardVersion;
unsigned int AsymAlgAbility[2];
unsigned int SymAlgAbility;
unsigned int HashAlgAbility;
unsigned int BufferSize;
} DEVICEINFO;

#define SDR_OK 0x0

/*打开设备*/
int SDF_OpenDevice( void * * phDeviceHandle);

/*关闭设备*/

int SDF_CloseDevice( void * hDeviceHandle);

/*获取设备信息*/
int SDF_GetDeviceInfo(void * hSessionHandle,DEVICEINFO * pstDeviceInfo) ;

/*产生随机数*/
int SDF_GenerateRandom (void * hSessionHandle,unsigned int uiLength,unsigned char * pucRandom);

/*Error Code */

#define SDR_OK 0x0  //操作成功

#define SDR_BASE 0x01000000  //错误码基础值

# define SDR_UNKNOWERR   SDR_BASE +Ox00000001  //未知错误

#define SDR_NOTSUPPORT  SDR_BASE+0x00000002  //不支持的接口调用

#define SDR_COMMFAIL  SDR_BASE+0x00000003  //与设备通信失败

#define SDR_HARDFAIL  SDR_ BASE + 0x00000004  //运算模块无响应
#define SDR_OPENDEVICE  SDR_ BASE +0x00000005  //打开设备失败
#define SDR_OPENSESSION   SDR_BASE+ 0x00000006  //创建会话失败

#endif

sdf.c

#include<stdio.h>
#include<stdlib.h>
#include "sdf.h"
int main(){
   void **pdh;
   pdh = (void **)malloc(20);
   int ret;
   ret = SDF_OpenDevice(pdh);
   if(ret != SDR_OK)
   {
       printf("打开设备失败! \n");
   }
   else
   {
       printf("成功打开设备！\n");
     }
   printf("查看设备信息\n");
   DEVICEINFO a;
   ret = SDF_GetDeviceInfo(*pdh,&a);
   if(ret !=SDR_OK)
           printf("查看设备信息失败！\n");
   else
           printf("查看设备信息成功！\n");
   printf("设备名称：%s\n",a.DeviceName);
   printf("设备版本号为%d\n",a.DeviceVersion);
   printf("请输入随机数长度：\n");
   int n;
   scanf("%d",&n);
   char string[100];
   ret = SDF_GenerateRandom(*pdh,n,string);
   if(ret !=SDR_OK)
       printf("生成随机数失败！");
    else
        printf("生成的随机数为%s\n",string);
   ret = SDF_CloseDevice(*pdh);
   
if(ret != SDR_OK)
   {
       printf("关闭设备失败！\n");
   }
   else
   {
       printf("成功关闭设备！\n");
   }


}