X-Git-Url: http://www.aleph1.co.uk/gitweb/?p=yaffs2.git;a=blobdiff_plain;f=direct%2Fpython%2Fyaffs_browser.py;h=effe5a3fd14033652748b8051451ba4ed20b98af;hp=e3f58f46cc2539aefbad976a527d2b2fb5aec9ab;hb=41a39f326b4b732a36310275c0f4489c07117679;hpb=d3ec444230e5d239a9535a8ceaf93d3e7de8764a diff --git a/direct/python/yaffs_browser.py b/direct/python/yaffs_browser.py index e3f58f4..effe5a3 100755 --- a/direct/python/yaffs_browser.py +++ b/direct/python/yaffs_browser.py @@ -1,16 +1,29 @@ #!/usr/bin/python +## +## YAFFS: Yet Another Flash File System. A NAND-flash specific file system. +## +## Copyright (C) 2002-2010 Aleph One Ltd. +## for Toby Churchill Ltd and Brightstar Engineering +## +## Created by Timothy Manning +## +## This program is free software; you can redistribute it and/or modify +## it under the terms of the GNU General Public License version 2 as +## published by the Free Software Foundation. +## + import Tkinter as tk from yaffsfs import * #import examples import ctypes -yaffs_StartUp() -yaffs_mount("yaffs2/") +yaffs_start_up() +yaffs_mount("/yaffs2/") root_window =tk.Tk() root_window.title("YAFFS Browser") mount_list_text_variable=tk.StringVar() -mount_list_text_variable.set("yaffs2/") +mount_list_text_variable.set("/yaffs2/") current_directory_dict={} open_windows_list=[] @@ -60,7 +73,7 @@ class editor(): self.id=int(x[0]) self.file_editor_root =tk.Toplevel() self.save_button=tk.Button(self.file_editor_root, text="save", command=self.save_file) - self.save_button.pack() + self.save_button.pack(fill=tk.BOTH) self.file_path=current_directory_dict[self.id]["path"] print "file path", self.file_path @@ -69,37 +82,49 @@ class editor(): self.yaffs_handle = yaffs_open(current_directory_dict[self.id]["path"],66,0666) length_of_file=yaffs_lseek(self.yaffs_handle, 0, 2) ##seeks to the end of the file yaffs_lseek(self.yaffs_handle, 0, 0)## returns the handle to the front of th file - if isLink==True: - self.file_contents=ctypes.create_string_buffer(100) - yaffs_readlink(self.file_path,self.file_contents,100) + print "length of file to be opened:", length_of_file + if isLink==True and False ==True : ##this alows the symlink to be edited and is no longer used. to renable it delete "and False ==True" + print "opening symlink" + self.file_contents=ctypes.create_string_buffer(1000) + yaffs_readlink(self.file_path,self.file_contents,1000) self.isLink=True else: + print"opening file" self.file_contents=ctypes.create_string_buffer(length_of_file) yaffs_read(self.yaffs_handle,self.file_contents,length_of_file) - print "file contents", self.file_contents.raw + print "file contents", self.file_contents.raw self.file_editor_text.insert(tk.END, self.file_contents.raw) - self.file_editor_text.pack() + self.file_editor_text.pack(fill=tk.BOTH) ##self.file_editor_text.bind("", self.save_file) ##doesn't work because it can't pass "self" def load_dir(): global current_directory_dict print "loading a new directory*******************************************************************" + ##deleate current items in text box name_list_box.delete(0, tk.END) current_directory_dict=yaffs_ls(mount_list_text_variable.get()) print "new directory", current_directory_dict ##copy directory into file box for x in range(0,len(current_directory_dict)): - name_list_box.insert(x,(current_directory_dict[x]["inodes"]+" "+ current_directory_dict[x]["type"]+" "+ current_directory_dict[x]["size"]+" "+ current_directory_dict[x]["path"])) + name_list_box.insert(x,(current_directory_dict[x]["inodes"]+" "+ current_directory_dict[x]["type"]+" "+ current_directory_dict[x]["size"]+" "+ current_directory_dict[x]["path"]+" "+current_directory_dict[x]["extra_data"])) name_list_box.grid(column=0, row=1) return current_directory_dict - + +def remount_yaffs(): + ##this isn't working. somethihg need to be changed in the config of the simulator to release the handle of the emfile + print "remounting yaffs" + print"unmounting yaffs:", yaffs_unmount("yaffs2/") + print "mounting yaffs", yaffs_mount("/yaffs2/") + load_dir() + def load_file(link=0): global open_windows_list open_windows_list.append(editor(link)) def load_command(self=0): - global current_directory_dict + global current_directory_dictls + print "you loaded a file/dir/link" x=name_list_box.curselection() x=int(x[0]) @@ -167,28 +192,36 @@ def yaffs_ls(dname): se = sep.contents fullname = dname + se.d_name st = yaffs_stat_struct() - result = yaffs_stat(fullname,byref(st)) + result = yaffs_lstat(fullname,byref(st)) perms = st.st_mode & 0777 - isFile = True if st.st_mode & 0x8000 else False - isDir = True if st.st_mode & 0x4000 else False - isSymlink=False if st.st_mode & 0x120000 else True + ftype = st.st_mode & yaffs_S_IFMT + isFile = True if ftype == yaffs_S_IFREG else False + isDir = True if ftype == yaffs_S_IFDIR else False + isSymlink= True if ftype == yaffs_S_IFLNK else False if isFile : - ls_dict.append ({"type" :"file", "inodes" : str(se.d_ino), "permissions" : str(hex(perms)), "size": str(st.st_size), "path": fullname}) + ls_dict.append ({"type" :"file", "inodes" : str(se.d_ino), "permissions" : str(hex(perms)), "size": str(st.st_size), "path": fullname,"extra_data":""}) print "file st.st_mode:", st.st_mode - print "st.st_mode andded with st.st_mode & 0x8000", st.st_mode & 0x8000 + elif isDir : print "dir st.st_mode:", st.st_mode - print "st.st_mode andded with st.st_mode & 0x4000", st.st_mode & 0x4000 - ls_dict.append({"type":"dir", "inodes" :str(se.d_ino), "permissions":str( hex(perms)),"size":"0", "path": fullname+"/"}) + + ls_dict.append({"type":"dir", "inodes" :str(se.d_ino), "permissions":str( hex(perms)),"size":"0", "path": fullname+"/", "extra_data":""}) elif isSymlink: + print "symlink st.st_mode:", st.st_mode + file_contents=ctypes.create_string_buffer(30) + yaffs_readlink(fullname,file_contents,30) + string=repr(file_contents.value) + print "len of str", len(string) +# string.lstrip() - ls_dict.append ({"type" :"link", "inodes" : str(se.d_ino), "permissions" : str(hex(perms)), "size": str(st.st_size), "path": fullname}) + print "string", string, "###" + + ls_dict.append ({"type" :"link", "inodes" : str(se.d_ino), "permissions" : str(hex(perms)), "size": str(st.st_size), "path": fullname, "extra_data":"> "+string}) else : print "unknown st.st_mode:", st.st_mode - print "st.st_mode andded with st.st_mode & 0x120000", st.st_mode & 0x120000 - ls_dict.append({ "type":"Other", "inodes":str(se.d_ino), "permissions":str( hex(perms)), "size":"0", "path": fullname}) + ls_dict.append({ "type":"Other", "inodes":str(se.d_ino), "permissions":str( hex(perms)), "size":"0", "path": fullname,"extra_data":""}) sep = yaffs_readdir(dc) yaffs_closedir(dc) return ls_dict @@ -260,8 +293,6 @@ def delete_selected(selected_dir=0): output=yaffs_rmdir(path) print "rmdir output:", output - - load_dir() @@ -353,9 +384,63 @@ class new_symlink(): else : ##file does not exist print "target file does not exist, cannot create symlink" + load_dir() + + def cancel(self): + ##del self + self.new_file_window.destroy() + def __init__(self): + global mount_list_text_variable + self.new_file_window =tk.Toplevel(takefocus=True) + target_frame=tk.Frame(self.new_file_window) + target_label=tk.Label(target_frame, text="target") + target_label.pack(side=tk.LEFT) + self.target_text=tk.StringVar() + self.target_text.set(mount_list_text_variable.get()) + #print "############################",mount_list_text_variable.get() + self.target_entry_box= tk.Entry(target_frame, textvariable=self.target_text) + self.target_entry_box.pack(side=tk.RIGHT) + target_frame.pack() + new_frame=tk.Frame(self.new_file_window) + new_label=tk.Label(new_frame, text="file path") + new_label.pack(side=tk.LEFT) + self.new_text=tk.StringVar() + self.new_text.set(mount_list_text_variable.get()) + #print "############################",mount_list_text_variable.get() + self.new_entry_box= tk.Entry(new_frame, textvariable=self.new_text) + self.new_entry_box.pack(side=tk.RIGHT) + new_frame.pack() - + button_frame=tk.Frame(self.new_file_window) + create_button=tk.Button(button_frame, text="Create", command=self.create_the_symlink) + create_button.pack(side=tk.LEFT) + cancel_button=tk.Button(button_frame, text="Cancel", command=self.cancel) + cancel_button.pack(side=tk.RIGHT) + button_frame.pack() + + + +class new_hardlink(): + path_entry_box=0 + target_text=0 + new_text=0 + new_file_window=0 + def create_the_hardlink(self): + global mount_list_text_variable + ##check the symlink's target is a file. + target_path=self.target_text.get() + new_path=self.new_text.get() + print "creating a hardlink \n target:", target_path + target_file_exists=yaffs_access(target_path, 0) ##yaffs_access will return 0 on success and -1 on failure. + if target_file_exists>=0: + ##file exists,create symlink + print "target file exist, creating hardlink" + yaffs_link(target_path, new_path) + self.new_file_window.destroy() + else : + ##file does not exist + print "target file does not exist, cannot create hardlink" load_dir() def cancel(self): @@ -385,7 +470,7 @@ class new_symlink(): new_frame.pack() button_frame=tk.Frame(self.new_file_window) - create_button=tk.Button(button_frame, text="Create", command=self.create_the_symlink) + create_button=tk.Button(button_frame, text="Create", command=self.create_the_hardlink) create_button.pack(side=tk.LEFT) cancel_button=tk.Button(button_frame, text="Cancel", command=self.cancel) cancel_button.pack(side=tk.RIGHT) @@ -403,9 +488,9 @@ mount_list_frame.grid(row=1, column=0, columnspan=2) list_frame=tk.Frame(root_window) -name_list_box=tk.Listbox(list_frame,exportselection=0, height=30, width=50) +name_list_box=tk.Listbox(list_frame,exportselection=0, height=30, width=80) load_dir() -list_frame.grid() +list_frame.grid(sticky=tk.W+tk.E+tk.N+tk.S) name_list_box.bind("", load_command) @@ -413,6 +498,8 @@ browser_menu_bar=tk.Menu(root_window) browser_file_menu=tk.Menu(browser_menu_bar) browser_file_menu.add_command(label="Reload", command=load_dir) +browser_file_menu.add_command(label="Remount yaffs", command=remount_yaffs) + #browser_file_menu.add_command(label="Open") #browser_file_menu.add_command(label="Save") browser_menu_bar.add_cascade(label="File", menu=browser_file_menu) @@ -424,6 +511,8 @@ browser_edit_menu=tk.Menu(browser_menu_bar) browser_edit_menu.add_command(label="New File", command=new_file) browser_edit_menu.add_command(label="New Folder", command=new_folder) browser_edit_menu.add_command(label="New Symlink", command=new_symlink) +browser_edit_menu.add_command(label="New Hardlink", command=new_hardlink) + browser_edit_menu.add_command(label="delete selected", command=delete_selected) browser_menu_bar.add_cascade(label="Edit", menu=browser_edit_menu)