📄 stu.cpp
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/**Author: Xu Zhengyu 2001HDC(3) 413
Project: RAD Report---Project: RAD Report---Imitating ATM System based on C/S and DOS
Title: Imitating ATM System based on C/S and DOS
Function: 1 Inquire lacking money of account
2 Modify code
3 Draw money from account
4 Login & Register
5 washing money
6 safeguard file of Server & Client (include modify IP address)
Date:2003/04/12 **/
/*safeguard program*/
#define LEN sizeof(struct bank)
#define KEN sizeof(struct moneyCou)
#define NULL 0
/*Formal program beginning*/
#include "stdio.h"
#include "ctype.h"
#include "stdarg.h"
#include "io.h"
#include "conio.h"
#include "dos.h"
#include "math.h"
#include "stdlib.h"
#include "passive.h"
#include "windef.h"
#include "winsock.h"
#include "memory.h"
#include "stdio.h"
#include "windef.h"
#include "fcntl.h"
#include "signal.h"
#include "sys/types.h"
#include "stdio.h"
#include "stdarg.h"
#include "io.h"
#include "conio.h"
#include "dos.h"
#include "math.h"
#include "stdlib.h"
#define bufsize 130
#define BUFSIZE 130
#define QLEN 5
extern int t_errno;
struct bank//bank.dat
{
char name[5];//name of user
char account[5];
char money[5];//04000,40000
char code[5];//code of user
long crash;
} user[5]={
{"xuzy","ad01","2500","2341",0},
{"chen","ad11","8600","1241",0},
{"suli","ad21","6000","2041",0},
{"lujh","ad32","7000","1234",0},
{"maol","ad22","5000","3457",0}
};
struct moneyCou{//date.dat
char host[16];
long money;//store money
char username[5];
char account[5];
long lockmoney;//lock of account of user
} A[5];
void clrstr(){
printf("\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n");//20 line
//printf("\n\n\n\n\n\n\n\n\n\n");//10 line
}
void main(int argc,char *argv[]){
FILE *fp;
struct bank *p;
FILE *in;
struct moneyCou *p1;
char accountM[5];char codeM[5];
int fno,t,flen;long len=LEN;
lk:
clrstr();
printf(" 0 Append Host and storeMoney to Date\n");
printf(" 1 Append account to bank\n");
printf(" 2 Modify IP address\n");
printf(" 3 Inquire account and code\n");
printf(" 4 Inquire IP address\n");
printf(" 5 Inquire username\n");
printf(" 6 Modify username\n");
printf(" 7 Exit\n");
int e,j;
printf("\n\n\n");
printf("Please input number:");
scanf("%d",&e);
if(e<0||e>7)goto lk;
switch(e){
case 0:{
if((in=fopen("date.dat","a+"))==NULL){printf("File not exist!Press any key to exit!\n");getch();exit(0);}
for(p1=A,j=0;1;p1++,j++){/*write a list record*/
clrstr();
printf("Please input Host:");
scanf("%s",p1->host);printf("\n");
printf("Please input money:");
scanf("%d",p1->money);printf("\n");
p1->lockmoney=0;
strcpy(p1->username,"nnou");
strcpy(p1->account,"1000");
fwrite(p1,KEN,1,in);
L11: printf("Please input 0 (Y)or 8(N): ");
scanf("%d",&e);
if(e==0){continue;}
else if(e==8){fclose(in);break;}
else{goto L11;}
}/*end of for*/
break;
}
case 1:
{
clrstr();
if((fp=fopen("bank.dat","a+"))==NULL){printf("File not exist!Press any key to exit!\n");getch();exit(0);}
for(p=user,j=0;j<5;p++,j++){/*write a list record*/
/**Author: Xu Zhengyu 2001HDC(3) 413
Project: RAD Report---Project: RAD Report---Imitating ATM System based on C/S and DOS
Title: Imitating ATM System based on C/S and DOS
Function: 1 Inquire lacking money of account
2 Modify code
3 Draw money from account
4 Login & Register
5 washing money
6 safeguard file of Server & Client (include modify IP address)
Date:2003/04/12 **/
printf("*");
fwrite(p,LEN,1,fp);
}/*end of for*/
break;
}
case 2:{
char adr[16];long money;//char ac[5];
clrstr();
printf("Please input host:");
scanf("%s",adr);printf("\n");
printf("Please input money:");
scanf("%d",&money);printf("\n");
// printf("Please input account:");
// scanf("%s",ac);printf("\n");
if((in=(fopen("date.dat","r+w")))==NULL)printf("File not exist!\n");
fno=fileno(in);flen=filelength(fno); t=(flen/LEN);
p1=A;
fread(p1,KEN,1,in);
strcpy(p1->host,adr);
p1->money=money;
p1->lockmoney=0;
// strcpy(p1->account,ac);
strcpy(p1->username,"1000");
fseek(in,-len,1);
fwrite(p1,LEN,1,in);
fclose(in);
break;
}
case 3:{
clrstr();
printf(" Please input your account:");
scanf("%s",accountM);printf("\n\n");
printf(" Please input your code:");
scanf("%s",codeM);printf("\n\n");
if((fp=fopen("bank.dat","r"))==NULL){printf("File not exist!Press any key to exit!\n");getchar();exit(0);}
for(p=user,j=0;j<5;p++,j++){/*write a list record*/
fread(p,LEN,1,fp);
if((!strcmp(p->account,accountM))&&(!strcmp(p->code,codeM))){
clrstr();
printf(" name:%s ",p->name);
printf(" | ");
printf(" account:%s ",p->account);
printf(" | ");
printf(" code: %s",p->code);
printf(" | ");
printf(" Money: %s",p->money);
printf(" | ");
printf(" crash: %d",p->crash);
printf("\n");
getchar();
fclose(fp);
getchar();
break;
}
}/*end of for*/
break;
}
case 4:{
if((in=(fopen("date.dat","r+w")))==NULL)printf("File not exist!\n");
fno=fileno(in);flen=filelength(fno); t=(flen/LEN);
p1=A;
fread(p1,KEN,1,in);
printf(" Host: %s \n",p1->host);
printf(" Money: %d \n",p1->money);
printf(" userName: %s \n",p1->username);
printf(" account: %s \n",p1->account);
printf(" lockmoney: %d \n",p1->lockmoney);
getchar();
fclose(in);
getchar();
break;
}
case 5:{
clrstr();
if((fp=fopen("bank.dat","r"))==NULL){printf("File not exist!Press any key to exit!\n");getchar();exit(0);}
for(p=user,j=0;j<5;p++,j++){/*write a list record*/
fread(p,LEN,1,fp);
//clrstr();
printf(" name:%s ",p->name);
printf(" | ");
printf(" account:%s ",p->account);
printf(" | ");
printf(" code: %s",p->code);
printf(" | ");
printf(" Money: %s",p->money);
printf("\n");
getchar();
fclose(fp);
}/*end of for*/
break;
}
case 6:{
clrstr();
printf(" Please input your account:");
scanf("%s",accountM);printf("\n\n");
printf(" Please input your code:");
scanf("%s",codeM);printf("\n\n");
if((fp=fopen("bank.dat","r+w"))==NULL){printf("File not exist!Press any key to exit!\n");getchar();exit(0);}
for(p=user,j=0;j<5;p++,j++){/*write a list record*/
fread(p,LEN,1,fp);
if((!strcmp(p->account,accountM))){
strcpy(p->code,codeM);
fseek(fp,-len,1);
fwrite(p,LEN,1,fp);
fclose(fp);break;
}
}/*end of for*/
}
case 7:{
exit(1);
break;
}
}
}
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