华工计算机操作系统课程设计

#include<stdio.h> #include<stdlib.h> #include<string.h> #include "structure.h" #include "format.h" #include "log.h" #include "help.h" #include "dir.h" #include "file.h" #include "display_sys.h" #include "find_same_name.h" #include "b_alloc_and_free.h" #include "i_alloc_and_free.h" #include "divide_path.h" #include "check.h" #include "install.h" #include "exit.h" #include "display_current_dir.h" struct block_group _block_group[BLOCKS_GROUP_NUM]; //数据块组 struct inode inode_table[TOTAL_INODES_NUM]; //inode表 struct user _user[MAX_USER_NUM]; //用户 struct dir _current_dir; //目录 bool block_bitmap[TOTAL_BLOCKS_NUM]; //数据块位图 bool inode_bitmap[TOTAL_INODES_NUM]; //inode 位图 FILE *fd; //系统文件 unsigned int uid; //使用文件系统的用户ID char pwd[20]; //密码 command cmd[13]; //命令 char current_path[1000]; //保存当前路径 void main() { install(); while(!login()); printf("\n**************************欢迎使用模拟Linux文件系统!***************************\n"); while(1) { char control[100]; //用于输入命令 char path1[1000],path2[1000]; //用于路径或名字输入 int i=0; //循环控制变量 fflush(stdin); //清除流 printf("\n%s",current_path); scanf("%s",control); for(i=0;i<13;i++) if(strcmp(cmd[i].com,control)==0) break; switch(i) { case 0: //format format(); break; case 1: //info display_sys_info(); break; case 2: //cd scanf("%s",path1); if(change_dir(path1,sizeof(path1))) display_current_dir(_current_dir); break; case 3: //dir scanf("%s",path1); display_dir(path1,sizeof(path1)); break; case 4: //md scanf("%s",path1); make_dir(path1,sizeof(path1)); break; case 5: //rd scanf("%s",path1); remove_dir(path1,sizeof(path1)); break; case 6: //newfile scanf("%s",path1); create_file(path1,sizeof(path1)); break; case 7: //cat scanf("%s",path1); open_file(path1,sizeof(path1)); break; case 8: //copy scanf("%s",path1); scanf("%s",path2); copy_file(path1,sizeof(path1),path2,sizeof(path2)); break; case 9: //del scanf("%s",path1); delete_file(path1,sizeof(path1)); break; case 10: //check check(); break; case 11: //exit exit_sys(); break; case 12: //help help(); break; default: printf("没有此命令!如需帮助请输入 hlep\n"); } } }