git subrepo clone --branch=sono6good https://github.com/essej/JUCE.git deps/juce
subrepo: subdir: "deps/juce" merged: "b13f9084e" upstream: origin: "https://github.com/essej/JUCE.git" branch: "sono6good" commit: "b13f9084e" git-subrepo: version: "0.4.3" origin: "https://github.com/ingydotnet/git-subrepo.git" commit: "2f68596"
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essej
271
deps/juce/examples/Utilities/CryptographyDemo.h
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deps/juce/examples/Utilities/CryptographyDemo.h
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/*
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==============================================================================
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This file is part of the JUCE examples.
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Copyright (c) 2020 - Raw Material Software Limited
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The code included in this file is provided under the terms of the ISC license
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http://www.isc.org/downloads/software-support-policy/isc-license. Permission
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To use, copy, modify, and/or distribute this software for any purpose with or
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without fee is hereby granted provided that the above copyright notice and
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this permission notice appear in all copies.
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THE SOFTWARE IS PROVIDED "AS IS" WITHOUT ANY WARRANTY, AND ALL WARRANTIES,
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WHETHER EXPRESSED OR IMPLIED, INCLUDING MERCHANTABILITY AND FITNESS FOR
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PURPOSE, ARE DISCLAIMED.
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==============================================================================
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*/
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/*******************************************************************************
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The block below describes the properties of this PIP. A PIP is a short snippet
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of code that can be read by the Projucer and used to generate a JUCE project.
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BEGIN_JUCE_PIP_METADATA
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name: CryptographyDemo
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version: 1.0.0
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vendor: JUCE
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website: http://juce.com
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description: Encrypts and decrypts data.
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dependencies: juce_core, juce_cryptography, juce_data_structures, juce_events,
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juce_graphics, juce_gui_basics
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exporters: xcode_mac, vs2019, linux_make, androidstudio, xcode_iphone
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moduleFlags: JUCE_STRICT_REFCOUNTEDPOINTER=1
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type: Component
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mainClass: CryptographyDemo
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useLocalCopy: 1
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END_JUCE_PIP_METADATA
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*******************************************************************************/
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#pragma once
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#include "../Assets/DemoUtilities.h"
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//==============================================================================
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class RSAComponent : public Component
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{
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public:
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RSAComponent()
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{
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addAndMakeVisible (rsaGroup);
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addAndMakeVisible (bitSize);
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bitSize.setText (String (256));
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bitSizeLabel.attachToComponent (&bitSize, true);
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addAndMakeVisible (generateRSAButton);
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generateRSAButton.onClick = [this] { createRSAKey(); };
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addAndMakeVisible (rsaResultBox);
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rsaResultBox.setReadOnly (true);
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rsaResultBox.setMultiLine (true);
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}
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void resized() override
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{
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auto area = getLocalBounds();
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rsaGroup.setBounds (area);
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area.removeFromTop (10);
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area.reduce (5, 5);
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auto topArea = area.removeFromTop (34);
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topArea.removeFromLeft (110);
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bitSize.setBounds (topArea.removeFromLeft (topArea.getWidth() / 2).reduced (5));
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generateRSAButton.setBounds (topArea.reduced (5));
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rsaResultBox.setBounds (area.reduced (5));
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}
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private:
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void createRSAKey()
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{
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auto bits = jlimit (32, 1024, bitSize.getText().getIntValue());
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bitSize.setText (String (bits), dontSendNotification);
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// Create a key-pair...
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RSAKey publicKey, privateKey;
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RSAKey::createKeyPair (publicKey, privateKey, bits);
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// Test the new key on a piece of data...
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BigInteger testValue;
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testValue.parseString ("1234567890abcdef", 16);
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auto encodedValue = testValue;
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publicKey.applyToValue (encodedValue);
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auto decodedValue = encodedValue;
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privateKey.applyToValue (decodedValue);
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// ..and show the results..
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String message;
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message << "Number of bits: " << bits << newLine
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<< "Public Key: " << publicKey .toString() << newLine
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<< "Private Key: " << privateKey.toString() << newLine
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<< newLine
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<< "Test input: " << testValue.toString (16) << newLine
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<< "Encoded: " << encodedValue.toString (16) << newLine
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<< "Decoded: " << decodedValue.toString (16) << newLine;
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rsaResultBox.setText (message, false);
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}
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GroupComponent rsaGroup { {}, "RSA Encryption" };
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TextButton generateRSAButton { "Generate RSA" };
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Label bitSizeLabel { {}, "Num Bits to Use:" };
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TextEditor bitSize, rsaResultBox;
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void lookAndFeelChanged() override
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{
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rsaGroup.setColour (GroupComponent::outlineColourId,
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getUIColourIfAvailable (LookAndFeel_V4::ColourScheme::UIColour::outline,
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Colours::grey));
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rsaGroup.setColour (GroupComponent::textColourId,
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getUIColourIfAvailable (LookAndFeel_V4::ColourScheme::UIColour::defaultText,
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Colours::white));
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rsaResultBox.setColour (TextEditor::backgroundColourId,
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getUIColourIfAvailable (LookAndFeel_V4::ColourScheme::UIColour::widgetBackground,
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Colours::white.withAlpha (0.5f)));
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bitSize.applyFontToAllText (bitSize.getFont());
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rsaResultBox.applyFontToAllText (rsaResultBox.getFont());
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}
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JUCE_DECLARE_NON_COPYABLE_WITH_LEAK_DETECTOR (RSAComponent)
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};
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//==============================================================================
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class HashesComponent : public Component
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{
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public:
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HashesComponent()
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{
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addAndMakeVisible (hashGroup);
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addAndMakeVisible (hashEntryBox);
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hashEntryBox.setMultiLine (true);
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hashEntryBox.setReturnKeyStartsNewLine (true);
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hashEntryBox.setText ("Type some text in this box and the resulting MD5, SHA and Whirlpool hashes will update below");
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auto updateHashes = [this]
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{
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auto text = hashEntryBox.getText();
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updateMD5Result (text.toUTF8());
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updateSHA256Result (text.toUTF8());
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updateWhirlpoolResult (text.toUTF8());
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};
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hashEntryBox.onTextChange = updateHashes;
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hashEntryBox.onReturnKey = updateHashes;
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hashLabel1.attachToComponent (&hashEntryBox, true);
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hashLabel2.attachToComponent (&md5Result, true);
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hashLabel3.attachToComponent (&shaResult, true);
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hashLabel4.attachToComponent (&whirlpoolResult, true);
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addAndMakeVisible (md5Result);
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addAndMakeVisible (shaResult);
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addAndMakeVisible (whirlpoolResult);
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updateHashes();
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}
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void updateMD5Result (CharPointer_UTF8 text)
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{
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md5Result.setText (MD5 (text).toHexString(), dontSendNotification);
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}
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void updateSHA256Result (CharPointer_UTF8 text)
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{
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shaResult.setText (SHA256 (text).toHexString(), dontSendNotification);
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}
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void updateWhirlpoolResult (CharPointer_UTF8 text)
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{
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whirlpoolResult.setText (Whirlpool (text).toHexString(), dontSendNotification);
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}
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void resized() override
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{
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auto area = getLocalBounds();
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hashGroup.setBounds (area);
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area.removeFromLeft (120);
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area.removeFromTop (10);
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area.reduce (5, 5);
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whirlpoolResult.setBounds (area.removeFromBottom (34));
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shaResult .setBounds (area.removeFromBottom (34));
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md5Result .setBounds (area.removeFromBottom (34));
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hashEntryBox .setBounds (area.reduced (5));
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}
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private:
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GroupComponent hashGroup { {}, "Hashes" };
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TextEditor hashEntryBox;
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Label md5Result, shaResult, whirlpoolResult;
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Label hashLabel1 { {}, "Text to Hash:" };
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Label hashLabel2 { {}, "MD5 Result:" };
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Label hashLabel3 { {}, "SHA Result:" };
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Label hashLabel4 { {}, "Whirlpool Result:" };
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void lookAndFeelChanged() override
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{
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hashGroup.setColour (GroupComponent::outlineColourId,
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getUIColourIfAvailable (LookAndFeel_V4::ColourScheme::UIColour::outline,
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Colours::grey));
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hashGroup.setColour (GroupComponent::textColourId,
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getUIColourIfAvailable (LookAndFeel_V4::ColourScheme::UIColour::defaultText,
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Colours::white));
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hashEntryBox.setColour (TextEditor::backgroundColourId,
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getUIColourIfAvailable (LookAndFeel_V4::ColourScheme::UIColour::widgetBackground,
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Colours::white.withAlpha (0.5f)));
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hashEntryBox.applyFontToAllText (hashEntryBox.getFont());
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}
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JUCE_DECLARE_NON_COPYABLE_WITH_LEAK_DETECTOR (HashesComponent)
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};
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//==============================================================================
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class CryptographyDemo : public Component
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{
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public:
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CryptographyDemo()
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{
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addAndMakeVisible (rsaDemo);
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addAndMakeVisible (hashDemo);
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setSize (750, 750);
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}
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void paint (Graphics& g) override
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{
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g.fillAll (getUIColourIfAvailable (LookAndFeel_V4::ColourScheme::UIColour::windowBackground,
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Colour::greyLevel (0.4f)));
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}
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void resized() override
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{
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auto area = getLocalBounds();
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rsaDemo .setBounds (area.removeFromTop (getHeight() / 2).reduced (5));
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hashDemo.setBounds (area.reduced (5));
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}
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private:
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RSAComponent rsaDemo;
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HashesComponent hashDemo;
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JUCE_DECLARE_NON_COPYABLE_WITH_LEAK_DETECTOR (CryptographyDemo)
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};
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