direct/test-framework/timothy_tests/quick_tests/lib.c

   1 /*
   2  * YAFFS: Yet another FFS. A NAND-flash specific file system.
   3  *
   4  * Copyright (C) 2002-2011 Aleph One Ltd.
   5  *   for Toby Churchill Ltd and Brightstar Engineering
   6  *
   7  * Created by Timothy Manning <timothy@yaffs.net>
   8  *
   9  * This program is free software; you can redistribute it and/or modify
  10  * it under the terms of the GNU General Public License version 2 as
  11  * published by the Free Software Foundation.
  12  */
  13
  14 #include "lib.h"
  15
  16 static int EXIT_ON_ERROR = 1;
  17 static int  PRINT_LEVEL = 2;    //This sets the level of detail which is printed. There are 3 levels 0,1,2 and 3
  18                         //0 just prints the number of tests passed and failed.
  19                         //1 is the basic print level. it will print the details of a failed test.
  20                         //2 will print if a test passes and cleans.
  21 void set_print_level(int new_level)
  22 {
  23         PRINT_LEVEL=new_level;
  24 }
  25
  26 void set_exit_on_error(int num)
  27 {
  28         EXIT_ON_ERROR=num;
  29 }
  30
  31 int get_exit_on_error(void)
  32 {
  33         return EXIT_ON_ERROR;
  34 }
  35
  36
  37 int EROFS_setup(void)
  38 {
  39         int output= -1;
  40
  41         output=yaffs_remount(YAFFS_MOUNT_POINT,1,1);
  42         if (output<0){
  43                 print_message("failed to remount yaffs\n",2);
  44                 return -1;
  45         }
  46         return 1;
  47 }
  48
  49 int EROFS_clean(void)
  50 {
  51         int output=-1;
  52         output= yaffs_remount(YAFFS_MOUNT_POINT,1,0);
  53         if (output<0){
  54                 print_message("failed to remount yaffs\n",2);
  55                 return -1;
  56         }
  57         return 1;
  58 }
  59
  60
  61 int set_up_ELOOP(void){
  62         int output1=1;
  63         int output2=1;
  64         int error =0;
  65
  66         output1=yaffs_symlink(ELOOP_PATH,ELOOP2_PATH);
  67         if (output1 <0){
  68                 error=yaffs_get_error();
  69                 if (abs(error)==EEXIST){
  70                         output1= 1;
  71                 } else {
  72                         output1=-1;
  73                 }
  74         }
  75
  76         output2=yaffs_symlink(ELOOP2_PATH,ELOOP_PATH);
  77
  78         if (output2 <0){
  79                 error=yaffs_get_error();
  80                 if (abs(error)==EEXIST){
  81                         output2= 1;
  82                 } else {
  83                         output2=-1;
  84                 }
  85         }
  86
  87
  88         yaffs_set_error(0);     /*reset the last error to 0 */
  89         return (output1|output2);
  90 }
  91
  92 void join_paths(char *path1,char *path2,char *new_path )
  93 {
  94
  95         //strcat(new_path,path1);       /*since all functions have this then pull it out*/
  96         if ( (path1[(sizeof(path1)/sizeof(char))-2]=='/') && path2[0]!='/') {
  97                 /*paths are compatiable. concatanate them. note -2 is because of \0*/
  98                 strcat(new_path,path1);
  99                 strcat(new_path,path2);
 100                 //char new_path[(sizeof(path1)/sizeof(char))+(sizeof(path2)/sizeof(char))];
 101                 //strcpy(new_path,strcat(path1,path2));
 102                 //return new_path;
 103         } else if ((path1[(sizeof(path1)/sizeof(char))-2]!='/') && path2[0]=='/') {
 104                 /*paths are compatiable. concatanate them*/
 105                 strcat(new_path,path1);
 106                 strcat(new_path,path2);
 107
 108         } else if ((path1[(sizeof(path1)/sizeof(char))-2]!='/') && path2[0]!='/') {
 109                         /*need to add a "/". */
 110                 strcat(new_path,path1);
 111                 strcat(new_path,"/");
 112                 strcat(new_path,path2);
 113
 114         } else if ((path1[(sizeof(path1)/sizeof(char))-2]=='/') && path2[0]=='/') {
 115                 /*need to remove a "/". */
 116                 /*yaffs does not mind the extra slash. */
 117                 strcat(new_path,path1);
 118                 strcat(new_path,path2);
 119
 120         } else {
 121                 //error
 122                 //return -1;
 123         }
 124 }
 125
 126 void print_message(char *message,char print_level)
 127 {
 128         if (print_level <= PRINT_LEVEL){
 129                 printf("%s",message);
 130         }
 131 }
 132
 133 /*same as forcing the rmdir of a directory*/
 134 int delete_dir(char *dir_name)
 135 {
 136         char message[200];
 137         yaffs_DIR *d;
 138         struct yaffs_dirent *de;
 139         struct yaffs_stat s;
 140         char str[100];
 141         d = yaffs_opendir(dir_name);
 142         //printf("%s\n",dir_name);
 143         if(!d)
 144         {
 145                 sprintf(message,"\nfailed to open dir %s \n was trying to delete this",dir_name);
 146                 print_message(message,1);
 147
 148
 149                 get_error();
 150                 return -1;
 151     }
 152
 153     while((de = yaffs_readdir(d)) != NULL) {
 154                 //stats the file
 155                 sprintf(str,"%s/%s",dir_name,de->d_name);
 156                 yaffs_lstat(str,&s);
 157
 158                 if ((s.st_mode & S_IFMT) == S_IFDIR){
 159                         //it is a directory. call the function recursivly.
 160                         delete_dir(str);
 161                         yaffs_rmdir(str);
 162                 }else{
 163                         yaffs_unlink(str);
 164                 }
 165         }
 166         yaffs_rmdir(dir_name);
 167         yaffs_closedir(d);
 168         return 1;
 169 }
 170
 171 void get_error(void)
 172 {
 173         int error_code=0;
 174         char message[30];
 175         message[0]='\0';
 176
 177         error_code=yaffs_get_error();
 178         sprintf(message,"yaffs_error code %d\n",error_code);
 179         print_message(message,1);
 180         sprintf(message,"error is : %s\n",yaffs_error_to_str(error_code));
 181         print_message(message,1);
 182 }
 183