main.c

来自「Linux 的最重要的特徵之一是它的为许多不同的文件系统的支持。这使其非常灵活从」· C语言 代码 · 共 105 行

#include <stdio.h>
#include <malloc.h>
#include <stdlib.h>
#include <string.h>

#include "structure.h"
#include "creat.h"
#include "access.h"
#include "ballfre.h"
#include "close.h"
#include "delete.h"
#include "dir.h"
#include "format.h"
#include "halt.h"
#include "iallfre.h"
#include "install.h"
#include "log.h"
#include "name.h"
#include "open.h"
#include "rdwt.h"

#include "igetput.h"

struct hinode hinode[NHINO];

struct dir dir;
struct file sys_ofile[SYSOPENFILE];
struct filsys filsys;
struct pwd pwd[PWDNUM];
struct user user[USERNUM];
FILE *fd;
struct inode *cur_path_inode;
int user_id;
/*kkkkk*/
unsigned short usr_id;
char usr_p[12];
char sel;
char temp_dir[12];
main()
{
	unsigned short ab_fd1,ab_fd2,ab_fd3,ab_fd4,i,j;
	char *buf;
       int done=1;
	
	printf("\nDo you want to format the disk(y or n)?\n");
	if(getchar()=='y')
 { printf("\nFormat will erase all context on the disk \n");
	printf("Formating...\n");	
	format();
	        printf("\nNow will install the fillsystem,please wait...\n");
	install();
	        printf("\n----Login----\nPlease input your userid:");
	        scanf("%u",&usr_id);
	        printf("\nPlease input your password:");
	        scanf("%s",&usr_p);
              /*  printf("\nsuccess\n");*/
	  if(!login(usr_id,usr_p))
	     return;
   while(done)
  {
	        printf("\n Please Select Your Operating\n");
	        printf(" -1----ls\n -2----mkdir\n -3----change dir\n -4----create file\n -0----Logout\n");/* 注意*/
	sel=getchar();
        sel=getchar();
	switch(sel)
	{
	 case '1':
	     _dir();
	     break;
	 case '2':
	     printf("please input dir name:");
	     scanf("%s",temp_dir);
	     mkdir(temp_dir);
	     break;
	 case '3':
	     printf("please input dir name:");
	     scanf("%s",temp_dir);
	     chdir(temp_dir);
	     break;
	 case '4':
	     printf("please input file name:");
	     scanf("%s",temp_dir);
	     ab_fd1=creat(2118,temp_dir,01777);
	     buf=(char *)malloc(BLOCKSIZ*6+5);
	     write(ab_fd1,buf,BLOCKSIZ*6+5);
	     close(0,ab_fd1);
	     free(buf);
             break;
	 case '0':
	     logout(usr_id);
	     halt();
	     done = 0;
         default:
             printf("error!\nNo such command,please try again.\nOr you can ask your teacher for help.\n");
             break;
	}
     }
  }
  else
  printf("User canseled\nGood Bye\n");
}