mirror of
https://github.com/HACKERALERT/Picocrypt.git
synced 2025-01-02 12:52:17 +00:00
Update v2.py
This commit is contained in:
Evan Su
GitHub
parent
80a0572d87
commit
5ba6a01b87
1 changed files with 92 additions and 113 deletions
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@ -2,7 +2,7 @@
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"""
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Picocrypt v2.0
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Picocrypt v1.12
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Copyright (c) Evan Su (https://evansu.cc)
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Released under a GNU GPL v3 License
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https://github.com/HACKERALERT/Picocrypt
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@ -16,13 +16,13 @@ from threading import Thread
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from datetime import datetime
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from argon2.low_level import hash_secret_raw
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from argon2.low_level import Type as argonType
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from monocypher import lock,unlock,wipe,Blake2b
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from Crypto.Cipher import ChaCha20_Poly1305
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from Crypto.Hash import SHA3_512
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from hmac import compare_digest
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from reedsolo import RSCodec,ReedSolomonError
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from os import urandom,fsync,remove,system
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from os.path import getsize,expanduser,isdir,exists,dirname,abspath,realpath
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from os.path import join as pathJoin,split as pathSplit
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#from os.path import split as pathSplit
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from pathlib import Path
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from zipfile import ZipFile
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from tkinterdnd2 import TkinterDnD,DND_FILES
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@ -41,7 +41,6 @@ working = False
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mode = False
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inputFile = False
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outputFile = False
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kept = False
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rs128 = False
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rs13 = False
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allFiles = False
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@ -66,7 +65,7 @@ strings = [
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"Output file already exists. Would you like to overwrite it?",
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"Exiting now will lead to broken output. Are you sure?",
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"Prevent corruption using Reed-Solomon",
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"",
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"Error. Folder(s) and/or file(s) are empty.",
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"Unknown error occured. Please try again.",
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"Drag and drop file(s) and folder(s) into this window.",
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"File metadata (read-only):",
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@ -97,21 +96,21 @@ def Get_HWND_DPI(window_handle):
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windll.shcore.GetDpiForMonitor(
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monitorhandle,DPI_type,pointer(X),pointer(Y)
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)
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return X.value,Y.value,(X.value+Y.value)/(2*DPI100pc)
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return X.value*2,Y.value*2,(X.value+Y.value)/(2*DPI100pc)
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except Exception:
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return 96,96,1
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def TkGeometryScale(s,cvtfunc):
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patt = r"(?P<W>\d+)x(?P<H>\d+)\+(?P<X>\d+)\+(?P<Y>\d+)"
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R = re.compile(patt).search(s)
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G = str(cvtfunc(R.group("W")))+"x"
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G += str(cvtfunc(R.group("H")))+"+"
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G += str(cvtfunc(R.group("X")))+"+"
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G += str(cvtfunc(R.group("Y")))
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return G
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patt = r"(?P<W>\d+)x(?P<H>\d+)\+(?P<X>\d+)\+(?P<Y>\d+)"
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R = re.compile(patt).search(s)
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G = str(cvtfunc(R.group("W")))+"x"
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G += str(cvtfunc(R.group("H")))+"+"
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G += str(cvtfunc(R.group("X")))+"+"
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G += str(cvtfunc(R.group("Y")))
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return G
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def MakeTkDPIAware(TKGUI):
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TKGUI.DPI_X,TKGUI.DPI_Y,TKGUI.DPI_scaling = Get_HWND_DPI(TKGUI.winfo_id())
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TKGUI.TkScale = lambda v:int(float(v)* TKGUI.DPI_scaling)
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TKGUI.TkGeometryScale = lambda s:TkGeometryScale(s,TKGUI.TkScale)
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TKGUI.DPI_X,TKGUI.DPI_Y,TKGUI.DPI_scaling = Get_HWND_DPI(TKGUI.winfo_id())
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TKGUI.TkScale = lambda v:int(float(v)*TKGUI.DPI_scaling)
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TKGUI.TkGeometryScale = lambda s:TkGeometryScale(s,TKGUI.TkScale)
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if platform.system()=="Windows":
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MakeTkDPIAware(tk)
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@ -259,33 +258,25 @@ metadataLabel["state"] = "disabled"
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# Frame so metadata box can fill width
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metadataFrame = tkinter.Frame(
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tk,
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width=444,
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width=440,
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height=99
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)
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metadataFrame.place(x=20,y=220)
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metadataFrame.columnconfigure(0,weight=10)
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metadataFrame.rowconfigure(0,weight=10)
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metadataFrame.grid_propagate(False)
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metadataFrame.config(bg="#dfe4ee")
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# Metadata scrollbar
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metadataScrollbar = tkinter.ttk.Scrollbar(
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metadataFrame,
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cursor="hand2"
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)
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metadataScrollbar.grid(row=0,column=1,sticky="nesw")
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metadataFrame.config(bg="#e5eaf0")
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# Metadata text box
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metadataInput = tkinter.Text(
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metadataInput = tkinter.scrolledtext.ScrolledText(
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metadataFrame,
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exportselection=0,
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height=5,
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yscrollcommand=metadataScrollbar.set
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height=5
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)
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metadataInput.config(font=("Consolas",12))
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metadataInput.grid(row=0,column=0,sticky="nesw",padx=1,pady=1)
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metadataInput.config(borderwidth=0)
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metadataScrollbar.config(command=metadataInput.yview)
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metadataInput.config(bg="#fbfcfc")
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metadataInput["state"] = "disabled"
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# Check box for keeping corrupted or modified output
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@ -295,7 +286,8 @@ keepBtn = tkinter.ttk.Checkbutton(
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text=strings[10],
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variable=keep,
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onvalue=1,
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offvalue=0
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offvalue=0,
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command=lambda:dummy.focus()
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)
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keepBtn.place(x=18,y=329)
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keepBtn["state"] = "disabled"
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@ -308,7 +300,8 @@ eraseBtn = tkinter.ttk.Checkbutton(
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text=strings[11],
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variable=erase,
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onvalue=1,
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offvalue=0
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offvalue=0,
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command=lambda:dummy.focus()
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)
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eraseBtn.place(x=18,y=349)
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eraseBtn["state"] = "disabled"
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@ -320,7 +313,8 @@ rsBtn = tkinter.ttk.Checkbutton(
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text=strings[15],
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variable=rs,
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onvalue=1,
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offvalue=0
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offvalue=0,
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command=lambda:dummy.focus()
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)
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rsBtn.place(x=18,y=369)
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rsBtn["state"] = "disabled"
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@ -468,11 +462,19 @@ def filesDragged(draggedFiles):
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suffix = " (will decrypt)"
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# Read file metadata
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fin = open(inputFile,"rb")
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fin.read(129)
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metadataLength = fin.read(138)
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metadataLength = bytes(rs128.decode(metadataLength)[0])
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metadataLength = metadataLength.replace(b"+",b"")
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metadata = fin.read(int(metadataLength.decode("utf-8")))
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metadata = bytes(rs128.decode(metadata)[0]).decode("utf-8")
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metadataString.set("File metadata (read only):")
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metadataInput["state"] = "normal"
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metadataInput.delete("1.0",tkinter.END)
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metadataInput.insert("1.0","hi")
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metadataInput.insert("1.0",metadata)
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metadataInput["state"] = "disabled"
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fin.close()
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# Insert filename into output box
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outputFrame.config(width=440)
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@ -522,9 +524,9 @@ def filesDragged(draggedFiles):
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statusString.set(strings[20])
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progress["value"] = 100
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# Nothing happened, reset UI
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# Nothing happened
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except:
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resetUI()
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pass
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# Bind drag and drop to window
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def onDrop(e):
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@ -540,10 +542,16 @@ def work():
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global inputFile,outputFile,working,mode,rs13,rs128,onlyFiles,onlyFolders,allFiles
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disableAllInputs()
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dummy.focus()
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# Set and get some variables
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kept = False
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shouldKeep = keep.get()==1
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shouldErase = erase.get()==1
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reedsolo = rs.get()==1
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working = True
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headerBroken = False
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reedsoloFixed = 0
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reedsoloErrors = 0
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password = passwordInput.get().encode("utf-8")
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metadata = metadataInput.get("1.0",tkinter.END).encode("utf-8")
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@ -589,18 +597,16 @@ def work():
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fin = open(inputFile,"rb")
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except:
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setEncryptionUI()
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statusString.set("Error. Folder is empty.")
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statusString.set(strings[16])
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return
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if mode=="encrypt":
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salt = urandom(16)
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nonce = urandom(24)
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fout = open(outputFile,"wb+")
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#print(rs128.encode(b"-"))
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if rs.get()==1:
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reedsolo = True
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if reedsolo:
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fout.write(rs128.encode(b"+"))
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else:
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reedsolo = False
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fout.write(rs128.encode(b"-"))
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metadata = rs128.encode(metadata)
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@ -608,36 +614,33 @@ def work():
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tmp = f"{tmp:+<10}"
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tmp = rs128.encode(tmp.encode("utf-8"))
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#print(tmp)
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#print(metadata)
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#print(rs128.encode(salt))
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fout.write(tmp)
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fout.write(metadata)
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fout.write(rs128.encode(salt)) # Argon2 salt
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fout.write(b"0"*192) # BLAKE2 of key
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fout.write(b"0"*192) # BLAKE2 MAC
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fout.write(b"0"*192) # BLAKE2 CRC
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fout.write(rs128.encode(nonce)) # ChaCha20 nonce
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fout.write(b"0"*192) # Hash of key
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fout.write(b"0"*144) # Poly1305 MAC
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fout.write(b"0"*192) # CRC
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else:
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tmp = fin.read(129)
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#print(tmp)
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if bytes(rs128.decode(tmp)[0])==b"+":
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reedsolo = True
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else:
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reedsolo = False
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metadataLength = fin.read(138)
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#print(metadataLength)
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metadataLength = bytes(rs128.decode(metadataLength)[0])
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metadataLength = metadataLength.replace(b"+",b"")
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#print(metadataLength)
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fin.read(int(metadataLength.decode("utf-8")))
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salt = fin.read(144)
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#print(salt)
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nonce = fin.read(152)
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keycs = fin.read(192)
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#print(keycs)
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maccs = fin.read(192)
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maccs = fin.read(144)
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crccs = fin.read(192)
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salt = bytes(rs128.decode(salt)[0])
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nonce = bytes(rs128.decode(nonce)[0])
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keycs = bytes(rs128.decode(keycs)[0])
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maccs = bytes(rs128.decode(maccs)[0])
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crccs = bytes(rs128.decode(crccs)[0])
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@ -648,7 +651,7 @@ def work():
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password,
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salt,
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time_cost=8,
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memory_cost=2**20,
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memory_cost=2**10,
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parallelism=8,
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hash_len=32,
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type=argonType.D
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@ -658,9 +661,7 @@ def work():
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progress.config(mode="determinate")
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progress["value"] = 0
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check = Blake2b(hash_size=64)
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check.update(key)
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check = check.finalize()
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check = SHA3_512.new(data=key).digest()
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if mode=="decrypt":
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if not compare_digest(check,keycs):
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@ -671,67 +672,36 @@ def work():
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return
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fout = open(outputFile,"wb+")
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crc = Blake2b(hash_size=64)
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subKey = Blake2b(hash_size=32)
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subKey.update(key)
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subKey = subKey.finalize()
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mac = Blake2b(key=subKey,hash_size=64)
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crc = SHA3_512.new()
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cipher = ChaCha20_Poly1305.new(key=key,nonce=nonce)
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done = 0
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total = getsize(inputFile)
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startTime = datetime.now()
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previousTime = datetime.now()
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counter = 0
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while True:
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if mode=="encrypt":
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piece = fin.read(2**25)
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if not piece:
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break
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tag = f"{counter:+>32}".encode("utf-8")
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piece += tag
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piece = fin.read(2**20)
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else:
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piece = fin.read(2**25+200)
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if not piece:
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break
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piece = fin.read(2**20)
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if not piece:
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break
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if mode=="encrypt":
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nonce = urandom(24)
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digest,data = lock(key,nonce,piece)
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crc.update(data)
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mac.update(data)
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fout.write(nonce)
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fout.write(digest)
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data = cipher.encrypt(piece)
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fout.write(data)
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#print(nonce)
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#print("=====")
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#print(digest)
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#print("=======")
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#print(data)
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else:
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nonce = piece[:24]
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digest = piece[24:40]
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piece = piece[40:]
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#print(nonce)
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#print("=====")
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#print(digest)
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#print("=======")
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#print(piece)
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crc.update(piece)
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mac.update(piece)
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data = unlock(key,nonce,digest,piece)
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if int(data[-32:].replace(b"+",b"").decode("utf-8"))!=counter:
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print("Counter failed")
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fout.write(data[:-32])
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data = cipher.decrypt(piece)
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fout.write(data)
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counter += 1
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elapsed = (datetime.now()-previousTime).total_seconds() or 0.0001
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sinceStart = (datetime.now()-startTime).total_seconds() or 0.0001
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previousTime = datetime.now()
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percent = done*100/total
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progress["value"] = percent
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done += 2**20
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speed = (done/sinceStart)/10**6 or 0.0001
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eta = round((total-done)/(speed*10**6))
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@ -745,19 +715,18 @@ def work():
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statusString.set(info)
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# Increase done and write to output
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done += 2**25
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if mode=="encrypt":
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fout.flush()
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fout.close()
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fout = open(outputFile,"r+b")
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fout.seek(129+138+len(metadata)+144)
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fout.seek(129+138+len(metadata)+144+152)
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fout.write(rs128.encode(check))
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fout.write(rs128.encode(mac.finalize()))
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fout.write(rs128.encode(crc.finalize()))
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fout.write(rs128.encode(cipher.digest()))
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fout.write(rs128.encode(crc.digest()))
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else:
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if not compare_digest(crccs,crc.finalize()):
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if not compare_digest(crccs,crc.digest()):
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statusString.set(strings[3])
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progress["value"] = 100
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fin.close()
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@ -771,7 +740,9 @@ def work():
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if not kept:
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kept = "corrupted"
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if not compare_digest(maccs,mac.finalize()):
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try:
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cipher.verify(maccs)
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except:
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#if not reedsoloErrorCount and not headerBroken:
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if True:
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# File is modified
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@ -799,7 +770,7 @@ def work():
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print("DONEDONEDONEDONEDONEDONEDONEDONEDONEDONE")
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# Securely wipe files as necessary
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if wipe:
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if shouldErase:
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if onlyFolders:
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for i in onlyFolders:
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secureWipe(i)
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@ -854,12 +825,9 @@ def work():
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resetUI()
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inputFile = ""
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outputFile = ""
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password = ""
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metadata = ""
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kept = False
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working = False
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allFiles = False
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onlyFolders = False
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allFiles = []
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onlyFolders = []
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onlyFiles = []
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# Wipe keys for safety
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@ -909,6 +877,8 @@ def resetUI():
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cPasswordInput["state"] = "normal"
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cPasswordInput.delete(0,"end")
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cPasswordInput["state"] = "disabled"
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metadataFrame.config(bg="#e5eaf0")
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metadataInput.config(bg="#fbfcfc")
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metadataString.set(strings[0])
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metadataLabel["state"] = "disabled"
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metadataInput["state"] = "normal"
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@ -935,7 +905,10 @@ def setEncryptionUI():
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passwordLabel["state"] = "normal"
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passwordInput["state"] = "normal"
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cPasswordLabel["state"] = "normal"
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cPasswordString.set("Confirm password:")
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cPasswordInput["state"] = "normal"
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metadataFrame.config(bg="#dfe4ee")
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metadataInput.config(background="#ffffff")
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metadataLabel["state"] = "normal"
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metadataInput["state"] = "normal"
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eraseBtn["state"] = "normal"
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@ -952,6 +925,9 @@ def setDecryptionUI():
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outputFrame.config(width=440)
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passwordLabel["state"] = "normal"
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passwordInput["state"] = "normal"
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cPasswordString.set("Confirm password (N/A):")
|
||||
metadataFrame.config(bg="#959aa0")
|
||||
metadataInput.config(background="#fbfcfc")
|
||||
metadataString.set(strings[19])
|
||||
metadataInput["state"] = "disabled"
|
||||
keepBtn["state"] = "normal"
|
||||
|
|
@ -966,6 +942,9 @@ def disableAllInputs():
|
|||
outputInput["state"] = "disabled"
|
||||
passwordInput["state"] = "disabled"
|
||||
cPasswordInput["state"] = "disabled"
|
||||
cPasswordString.set("Confirm password:")
|
||||
metadataFrame.config(bg="#e5eaf0")
|
||||
metadataInput.config(background="#fbfcfc")
|
||||
metadataInput["state"] = "disabled"
|
||||
startBtn["state"] = "disabled"
|
||||
eraseBtn["state"] = "disabled"
|
||||
|
|
|
|||
Loading…
Reference in a new issue