yaffs Creating a python file which will read current directories into yaffs file...

Signed-off-by: Timothy Manning <tfhmanning@gmail.com>

diff --git a/direct/python/copy_files_into_yaffs_fs.py b/direct/python/copy_files_into_yaffs_fs.py
new file mode 100644 (file)
index 0000000..d592380
--- /dev/null
+++ b/direct/python/copy_files_into_yaffs_fs.py
@@ -0,0 +1,161 @@
+import os
+from yaffsfs import *
+
+yaffs_StartUp()
+yaffs_mount("/yaffs2/")
+absolute_path = os.path.abspath(os.path.curdir)
+print "absolute path:", absolute_path
+#cwd = os.getcwd()
+#print cwd
+dir_in_snapshot=[]
+files_in_snapshot=[]
+symlinks_in_snapshot=[]
+unknown_in_snapshot=[]
+is_mount_in_snapshot=[]
+#def scandir(path):
+#    global dir_in_snapshot
+#    global files_in_snapshot
+#    global symlinks_in_snapshot
+#    global unknown_in_snapshot
+#path=raw_input("path")
+#print "does this path exist?", os.path.exists(path)
+#dir_snapshot=os.listdir(path)
+#print  dir_snapshot
+def is_dir_hidden(dir):
+    slash_id=[]
+    for i in range(0, len(dir)):
+        if dir[i]=="/":
+            slash_id.append(i)
+    #print "dir", dir
+    #print "slash_id", slash_id
+    if dir[slash_id[len(slash_id)-1]+1]==".":
+        return True
+    else :
+        return False
+        
+def scan_dir(path):
+    global files_in_snapshot
+    global symlinks_in_snapshot
+    global search_hidden_directories
+    dir_in_current_dir=[]
+    if os.path.exists(path)==False:
+        print "error#############################"
+        print "path:", path, "  doesnot exist"
+        return 0
+    dir_snapshot=os.listdir(path)
+    for i in range(0, len(dir_snapshot)):
+        #print os.path.isdir(dir_snapshot[i])
+        #print os.path.isfile(dir_snapshot[i])
+        #print os.path.islink(dir_snapshot[i])
+        current_snapshot=os.path.join(path, dir_snapshot[i])
+        #print "current snapshot:", current_snapshot
+        isDir=os.path.isdir(current_snapshot)
+        isFile=os.path.isfile(current_snapshot)
+        isLink=os.path.islink(current_snapshot)
+        isMount=os.path.ismount(current_snapshot)
+        #print dir_snapshot[i]
+        if isDir:
+            if search_hidden_directories==True or is_dir_hidden(current_snapshot) ==False :
+                stat=os.stat(current_snapshot)
+#                st_mode ##mode of the folder read/write ect
+                dir_in_snapshot.append({"path":current_snapshot, "mode":stat.st_mode})
+                dir_in_current_dir.append(current_snapshot)
+            else :
+                print "file is hidden so it is ingored", current_snapshot
+        elif isFile:
+            stat=os.stat(current_snapshot)
+#            stat.st_ino ##inode number
+#            st_nlink ##number of hard links to this file
+#            st_size ##size of file
+            files_in_snapshot.append({"path":current_snapshot, "inode": stat.st_ino, "size":stat.st_size, "num_of_hardlinks":stat.st_nlink, "mode":stat.st_mode})
+        elif  isLink:
+            symlinks_in_snapshot.append(current_snapshot)
+        elif isMount:
+            is_mount_in_snapshot.append(current_snapshot)
+        else:
+            unknown_in_snapshot.append(current_snapshot)
+            
+    for i in range(0, len(dir_in_current_dir)):
+        scan_dir(dir_in_current_dir[i])
+
+def print_scanned_dir_list():
+    global files_in_snapshot
+    global symlinks_in_snapshot
+    print "scanned dir"
+
+
+    for i in range(0, len(files_in_snapshot)):
+        if files_in_snapshot[i]["num_of_hardlinks"]>1:
+            print "inode",files_in_snapshot[i]["inode"],"size",files_in_snapshot[i]["size"],"path:", files_in_snapshot[i]["path"], "    num of hard links",  files_in_snapshot[i]["num_of_hardlinks"] 
+
+        else :
+            print "inode",files_in_snapshot[i]["inode"],"size",files_in_snapshot[i]["size"],"path:", files_in_snapshot[i]["path"]
+#        current_open_file=open(files_in_snapshot[i], "r")
+#        #current_open_file.f.read(3)
+#        lines_in_file=current_open_file.readlines()
+#        #use for loop to write code into yaffs file
+#        print "number of line of code:", len(lines_in_file)
+#    print current_open_file
+    for i in range(0, len(symlinks_in_snapshot)):
+        print "symlinks in snapshot:", symlinks_in_snapshot[i]
+    for i in range(0, len(dir_in_snapshot)):
+        print "directories in snapshot:", dir_in_snapshot[i]
+    for i in range(0, len(unknown_in_snapshot)):
+        print "unknown objects in snapshot:", unknown_in_snapshot[i]
+
+def copy_scanned_files_into_yaffs():
+    global files_in_snapshot
+    global symlinks_in_snapshot
+    global path
+    print"making directories in yaffs"
+
+    for i in range(0, len(dir_in_snapshot)):
+        path2=dir_in_snapshot[i]["path"][len(path):]
+        print"path2", path2
+        dir_path="/yaffs2"+path2
+        output=yaffs_mkdir(dir_path,dir_in_snapshot[i]["mode"] )
+        print"copied", dir_path,   "  output", output
+        print "mode" ,dir_in_snapshot[i]["mode"]
+    print "copying scanned files into yaffs"
+
+
+    for i in range(0, len(files_in_snapshot)):
+        if files_in_snapshot[i]["num_of_hardlinks"]>1:
+            print "inode",files_in_snapshot[i]["inode"],"size",files_in_snapshot[i]["size"],"path:", files_in_snapshot[i]["path"], "    num of hard links",  files_in_snapshot[i]["num_of_hardlinks"] 
+
+        else :
+            file_path=files_in_snapshot[i]["path"][len(path):]
+            current_handle=yaffs_open("yaffs2/"+file_path, 66, files_in_snapshot[i]["mode"]) 
+            output=yaffs_close(current_handle)
+            print "created a file", files_in_snapshot[i]["path"][len(path):], "  ", output
+            print "inode",files_in_snapshot[i]["inode"],"size",files_in_snapshot[i]["size"],"path:", files_in_snapshot[i]["path"]
+
+#        current_open_file=open(files_in_snapshot[i], "r")
+#        #current_open_file.f.read(3)
+#        lines_in_file=current_open_file.readlines()
+#        #use for loop to write code into yaffs file
+#        print "number of line of code:", len(lines_in_file)
+#    print current_open_file
+    for i in range(0, len(symlinks_in_snapshot)):
+        print "symlinks in snapshot:", symlinks_in_snapshot[i]
+    for i in range(0, len(dir_in_snapshot)):
+        print "directories in snapshot:", dir_in_snapshot[i]
+    for i in range(0, len(unknown_in_snapshot)):
+        print "unknown objects in snapshot:", unknown_in_snapshot[i]
+
+
+#path=raw_input("path")
+path="/home/timothy/work/yaffs/git/yaffs2"
+#path="/home/timothy"
+
+#x=raw_input("search hidden files and directories?[y/n]")
+x="n"
+if x=="y" or x=="yes":
+    search_hidden_directories=True
+else :
+    search_hidden_directories=False
+scan_dir(path)
+copy_scanned_files_into_yaffs()
+#print_scanned_dir_list()
+
+print"unmounting yaffs:", yaffs_unmount("yaffs2/")