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

   1 /*
   2  * YAFFS: Yet another FFS. A NAND-flash specific file system.
   3  *
   4  * Copyright (C) 2002-2018 Aleph One Ltd.
   5  *
   6  * Created by Timothy Manning <timothy@yaffs.net>
   7  *
   8  * This program is free software; you can redistribute it and/or modify
   9  * it under the terms of the GNU General Public License version 2 as
  10  * published by the Free Software Foundation.
  11  */
  12
  13 #include "test_yaffs_open_EACCES.h"
  14
  15 static int handle = -1;
  16
  17 int test_yaffs_open_EACCES(void)
  18 {
  19         int error_code=0;
  20         int output =-1;
  21         if (yaffs_access(FILE_PATH,0)!=0){
  22
  23                 handle = yaffs_open(FILE_PATH, O_CREAT | O_RDWR, FILE_MODE);
  24
  25                 output=yaffs_close(handle);
  26                 if (output<0){
  27                         print_message("failed to open file\n",2);
  28                         return -1;
  29                 }
  30         }
  31
  32         output=yaffs_chmod(FILE_PATH,S_IREAD);
  33         if (output<0){
  34                 print_message("failed to chmod file\n",2);
  35                 return -1;
  36         }
  37         handle=yaffs_open(FILE_PATH, O_TRUNC| O_RDWR,FILE_MODE );
  38         if (handle <0){
  39                 error_code=yaffs_get_error();
  40                 if (abs(error_code)==EACCES){
  41                         return 1;
  42                 }
  43                 else {
  44                         print_message("different error than expected\n",2);
  45                         return -1;
  46                 }
  47         }
  48         else {
  49                 print_message("file opened with read and write permissions, chmoded to read only.(which is a bad thing)\n",2);
  50                 return -1;
  51         }
  52 }
  53
  54 int test_yaffs_open_EACCES_clean(void)
  55 {
  56         int output= -1;
  57         int output2=-1;
  58         if (handle >=0){
  59                 output2= yaffs_close(handle);
  60         }
  61         output=yaffs_chmod(FILE_PATH,S_IREAD|S_IWRITE);
  62         if (output<0){
  63                 print_message("failed to chmod file\n",2);
  64                 return -1;
  65         }
  66         return (output2&&output);
  67
  68 }
  69