X-Git-Url: http://www.aleph1.co.uk/gitweb/?p=yaffs2.git;a=blobdiff_plain;f=direct%2Fpython%2Fyaffs_browser.py;h=effe5a3fd14033652748b8051451ba4ed20b98af;hp=e8fc660c9369ef37c125e9739f8f8e97ccd5efd3;hb=41a39f326b4b732a36310275c0f4489c07117679;hpb=c81c9e06acd156e367016e94338b24a1564e7183 diff --git a/direct/python/yaffs_browser.py b/direct/python/yaffs_browser.py old mode 100644 new mode 100755 index e8fc660..effe5a3 --- a/direct/python/yaffs_browser.py +++ b/direct/python/yaffs_browser.py @@ -1,112 +1,529 @@ +#!/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/") +current_directory_dict={} +open_windows_list=[] + +class editor(): + yaffs_handle=0 + file_editor_root =0 + save_button=[] + file_contents=0 + file_path=0 + isLink=0 + def save_file(self): + if self.isLink==True: + target_path=self.file_editor_text.get("1.0", tk.END) ##"1.0" is the index of the first line of text + target_path=target_path[0:len(target_path)-1] + new_path=self.file_path + print "creating a symlink \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 symlink" + yaffs_unlink(new_path) + output=yaffs_symlink(target_path, new_path) + print "yaffs symlink output=", output + self.file_editor_root.destroy() + else : + ##file does not exist + print "target file does not exist, cannot create symlink" + else : + #global current_directory_dict + print "saving the file" + print self.file_editor_text.get("1.0", tk.END) ##"1.0" is the index of the first line of text + yaffs_lseek(self.yaffs_handle, 0, 0) + data_to_be_written=self.file_editor_text.get("1.0", tk.END) + print "data to be saved", data_to_be_written + length_of_file=len(data_to_be_written) + print "length of data to be written",length_of_file + output=yaffs_write(self.yaffs_handle,data_to_be_written , length_of_file) + print "output", output + yaffs_ftruncate(self.yaffs_handle, length_of_file) + yaffs_close(self.yaffs_handle) + self.yaffs_handle = yaffs_open(self.file_path,66,0666) + load_dir() + + def __init__(self, isLink=0): + global current_directory_dict + x=name_list_box.curselection() + 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(fill=tk.BOTH) + + self.file_path=current_directory_dict[self.id]["path"] + print "file path", self.file_path + self.file_editor_root.title(current_directory_dict[self.id]["path"]) + self.file_editor_text=tk.Text(self.file_editor_root) + 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 + 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 + self.file_editor_text.insert(tk.END, self.file_contents.raw) + 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"]+" "+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_dictls + + print "you loaded a file/dir/link" + x=name_list_box.curselection() + x=int(x[0]) + print "cursor selection", x + print "dict", current_directory_dict + + print "file inode is:", current_directory_dict[x]["inodes"] + + + print "file path is:", current_directory_dict[x]["path"] + if current_directory_dict[x]["type"]=="dir": + ##open dir + print "open directory" + mount_list_text_variable.set(current_directory_dict[x]["path"]) + print mount_list_text_variable.get() + print "old directory dict", current_directory_dict + #current_directory_dict=load_dir() + load_dir() -def load_file(self=0): - print "youloaded a file" + print "new directory dict passed back" + + elif current_directory_dict[x]["type"]=="file" : + ##open file + print "open file" + load_file() + elif current_directory_dict[x]["type"]=="link": + print "loading a symlink" + load_file(1) + ##mount_list_text_variable.set(mount_list_text_variable.get()+str(list[0][0])) + def back_a_directory(self=0): - pass + x=len(mount_list_text_variable.get()) + string=mount_list_text_variable.get() + slashes_id=[] + #print "length of path", x + #print "string been sorted:", string + for i in range(0, x): + if string[i]=='/': + slashes_id.append(i) + #print "slash found at:", i + + print slashes_id + ##slashes_id.sort() not needed because the list is already in acending order + ##print "sorted",slashes_id + + string=string[0: slashes_id[len(slashes_id)-2]+1] + print string + mount_list_text_variable.set(string) + load_dir() + + + + + def yaffs_ls(dname): + ls_dict=[] + if dname[-1] != "/": dname = dname + "/" dc = yaffs_opendir(dname) if dc != 0 : sep = yaffs_readdir(dc) while bool(sep): + se = sep.contents fullname = dname + se.d_name - #print fullname, " ", se.d_ino," ",ord(se.d_type) 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 + 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 : - print "File ",se.d_ino, hex(perms), st.st_size, 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 + elif isDir : - print "Dir ",se.d_ino, hex(perms), fullname - yaffs_ls(fullname) - else : - print "Other (",hex(st.st_mode),") ",se.d_ino, hex(perms), fullname + print "dir st.st_mode:", st.st_mode + 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() + + 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 + 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 0 + return ls_dict else: print "Could not open directory" return -1 - ##toolbar toolbar_frame=tk.Frame(root_window) -button_open=tk.Button(toolbar_frame, command=load_file, text="load") +button_open=tk.Button(toolbar_frame, command=load_command, text="load") button_open.grid(column=0, row=0) button_back=tk.Button(toolbar_frame, command=back_a_directory, text="back") button_back.grid(column=1, row=0) toolbar_frame.grid(row=0, column=0, columnspan=3) -#root_window.bind("", button_open) + +def delete_selected(selected_dir=0): + if selected_dir==0: + print"using current_directory_dict" + global current_directory_dict + x=name_list_box.curselection() + x=int(x[0]) + print current_directory_dict[x]["type"] + if current_directory_dict[x]["type"]=="file": + path=current_directory_dict[x]["path"] + path =path + output=yaffs_unlink(path) + print "unlinking output:", output + elif current_directory_dict[x]["type"]=="dir": + path=current_directory_dict[x]["path"] + inside_dir=yaffs_ls(path) + print "files and folder inside dir", inside_dir + print "len of dir", len(inside_dir) + if inside_dir!=[]: ##if the dir is not empty + ## remove stuff in dir + for i in range(0,len(inside_dir)): + print "calling self*****" + delete_selected(inside_dir[i]) + + path =path[0:len(path)-1] ##this is to remove the "/" off the end of the of the file + print "removing:", path + output=yaffs_rmdir(path) + print "rmdir output:", output + else : + print "using passed dir" + print "dir passed", selected_dir + current_directory_dict =selected_dir + + print "after copying", current_directory_dict + print current_directory_dict["type"] + if current_directory_dict["type"]=="file": + path=current_directory_dict["path"] + path =path + output=yaffs_unlink(path) + print "unlinking output:", output + elif current_directory_dict["type"]=="dir": + path=current_directory_dict["path"] + inside_dir=yaffs_ls(path) + print "files and folder inside dir", inside_dir + print "len of dir", len(inside_dir) + if inside_dir!=[]: ##if the dir is not empty + ## remove stuff in dir + for i in range(0,len(inside_dir)): + print "calling self*****" + delete_selected(inside_dir[i]) + + path =path[0:len(path)-1] ##this is to remove the "/" off the end of the of the file + print "removing:", path + output=yaffs_rmdir(path) + print "rmdir output:", output + + load_dir() +class new_file(): + path_entry_box=0 + new_file_window=0 + def open_the_file(self): + global mount_list_text_variable + print "trying to create", mount_list_text_variable.get()+self.path_entry_box.get() + yaffs_handle=yaffs_open(self.path_entry_box.get(),66,0666) + yaffs_close(yaffs_handle) + self.new_file_window.destroy() + 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) + path_frame=tk.Frame(self.new_file_window) + path_label=tk.Label(path_frame, text="file path") + path_label.pack(side=tk.LEFT) + text=tk.StringVar() + text.set(mount_list_text_variable.get()) + print "############################",mount_list_text_variable.get() + self.path_entry_box= tk.Entry(path_frame, textvariable=text) + self.path_entry_box.pack(side=tk.RIGHT) + path_frame.pack() + button_frame=tk.Frame(self.new_file_window) + create_button=tk.Button(button_frame, text="Create", command=self.open_the_file) + 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_folder(): + path_entry_box=0 + new_folder_window=0 + def create_the_folder(self): + global mount_list_text_variable + print "trying to create", mount_list_text_variable.get()+self.path_entry_box.get() + yaffs_mkdir(self.path_entry_box.get(),0666) + self.new_folder_window.destroy() + + load_dir() + + def cancel(self): + ##del self + self.new_folder_window.destroy() + def __init__(self): + global mount_list_text_variable + self.new_folder_window =tk.Toplevel(takefocus=True) + path_frame=tk.Frame(self.new_folder_window) + path_label=tk.Label(path_frame, text="directory path") + path_label.pack(side=tk.LEFT) + text=tk.StringVar() + text.set(mount_list_text_variable.get()) + print "############################",mount_list_text_variable.get() + self.path_entry_box= tk.Entry(path_frame, textvariable=text) + self.path_entry_box.pack(side=tk.RIGHT) + path_frame.pack() + button_frame=tk.Frame(self.new_folder_window) + create_button=tk.Button(button_frame, text="Create", command=self.create_the_folder) + 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_symlink(): + path_entry_box=0 + target_text=0 + new_text=0 + new_file_window=0 + def create_the_symlink(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 symlink \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 symlink" + yaffs_symlink(target_path, new_path) + self.new_file_window.destroy() + 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): + ##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_hardlink) + 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() + + ##mount list entry box init mount_list_frame=tk.Frame(root_window) mount_list_label=tk.Label(mount_list_frame, text="mount list") mount_list_label.pack(side=tk.RIGHT) -mount_list_text_variable=tk.StringVar() -mount_list_text_variable.set("path") mount_list_entry_box= tk.Entry(mount_list_frame,textvariable=mount_list_text_variable) mount_list_entry_box.pack(side=tk.RIGHT) 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=80) +load_dir() +list_frame.grid(sticky=tk.W+tk.E+tk.N+tk.S) + +name_list_box.bind("", load_command) + +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) +root_window.config(menu=browser_menu_bar) + + +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) + + -list_frame=tk.Frame(root_window) -###header part of the browser -# -#name_button=tk.Button(list_frame, text="name") -#name_button.grid(row=0, column=0) -# -#type_button=tk.Button(list_frame, text="file type") -#type_button.grid(row=0, column=1) -# -#size_button=tk.Button(list_frame, text="size") -#size_button.grid(row=0, column=2) - - - - - -##list part of the browser -# -#name_list_box=tk.Listbox(list_frame,exportselection=0, height=20, width=30) -# -# -# -#displayed_list=[] -#for x in range(0,list.length_of_list ): -# -# -# type_spaces=" " -# type_spaces=type_spaces* (10- len(list.type[x])) -# y=(list.name[x]+name_spaces+list.type[x]+list.size[x]) -# print (list.name[x]+name_spaces+list.type[x]+list.size[x]) -# name_list_box.insert(x,y) -#name_list_box.grid(column=0, row=1) -# -# -#list_frame.grid() -##browser_frame.grid(row=1, column=0,columnspan=3 ) -#name_list_box.bind("", load_file) - - -yaffs_ls("/yaffs2") root_window.mainloop() + +print"unmounting yaffs:", yaffs_unmount("yaffs2/") + +