2 * YAFFS: Yet another FFS. A NAND-flash specific file system.
4 * Copyright (C) 2002-2011 Aleph One Ltd.
5 * for Toby Churchill Ltd and Brightstar Engineering
7 * Created by Timothy Manning <timothy@yaffs.net>
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.
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)
23 PRINT_LEVEL=new_level;
26 void set_exit_on_error(int num)
31 int get_exit_on_error(void)
41 output=yaffs_remount(YAFFS_MOUNT_POINT,1,1);
43 print_message("failed to remount yaffs\n",2);
52 output= yaffs_remount(YAFFS_MOUNT_POINT,1,0);
54 print_message("failed to remount yaffs\n",2);
61 int set_up_ELOOP(void){
66 output1=yaffs_symlink(ELOOP_PATH,ELOOP2_PATH);
68 error=yaffs_get_error();
69 if (abs(error)==EEXIST){
76 output2=yaffs_symlink(ELOOP2_PATH,ELOOP_PATH);
79 error=yaffs_get_error();
80 if (abs(error)==EEXIST){
88 yaffs_set_error(0); /*reset the last error to 0 */
89 return (output1|output2);
92 void join_paths(char *path1,char *path2,char *new_path )
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));
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);
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);
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);
126 void print_message(char *message,char print_level)
128 if (print_level <= PRINT_LEVEL){
129 printf("%s",message);
133 /*same as forcing the rmdir of a directory*/
134 int delete_dir(char *dir_name)
138 struct yaffs_dirent *de;
141 d = yaffs_opendir(dir_name);
142 //printf("%s\n",dir_name);
145 sprintf(message,"\nfailed to open dir %s \n was trying to delete this",dir_name);
146 print_message(message,1);
153 while((de = yaffs_readdir(d)) != NULL) {
155 sprintf(str,"%s/%s",dir_name,de->d_name);
158 if ((s.st_mode & S_IFMT) == S_IFDIR){
159 //it is a directory. call the function recursivly.
166 yaffs_rmdir(dir_name);
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);