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|
#pragma once
namespace crypt_file {
using namespace System;
using namespace System::ComponentModel;
using namespace System::Collections;
using namespace System::Windows::Forms;
using namespace System::Data;
using namespace System::Drawing;
using namespace System::Text;
using namespace System::Security::Cryptography;
using namespace System::IO;
/// <summary>
/// Summary for Form1
///
/// WARNING: If you change the name of this class, you will need to change the
/// 'Resource File Name' property for the managed resource compiler tool
/// associated with all .resx files this class depends on. Otherwise,
/// the designers will not be able to interact properly with localized
/// resources associated with this form.
/// </summary>
public ref class Form1 : public System::Windows::Forms::Form
{
public:
Form1(void)
{
InitializeComponent();
//
//TODO: Add the constructor code here
//
}
protected:
/// <summary>
/// Clean up any resources being used.
/// </summary>
~Form1()
{
if (components)
{
delete components;
}
}
private: System::Windows::Forms::Button^ button1;
protected:
private: System::Windows::Forms::Label^ label1;
private: System::Windows::Forms::TextBox^ textBox1;
private: System::Windows::Forms::TextBox^ textBox2;
private: System::Windows::Forms::Label^ label2;
private:
/// <summary>
/// Required designer variable.
/// </summary>
System::ComponentModel::Container ^components;
#pragma region Windows Form Designer generated code
/// <summary>
/// Required method for Designer support - do not modify
/// the contents of this method with the code editor.
/// </summary>
void InitializeComponent(void)
{
this->button1 = (gcnew System::Windows::Forms::Button());
this->label1 = (gcnew System::Windows::Forms::Label());
this->textBox1 = (gcnew System::Windows::Forms::TextBox());
this->textBox2 = (gcnew System::Windows::Forms::TextBox());
this->label2 = (gcnew System::Windows::Forms::Label());
this->SuspendLayout();
//
// button1
//
this->button1->Location = System::Drawing::Point(103, 225);
this->button1->Name = L"button1";
this->button1->Size = System::Drawing::Size(79, 25);
this->button1->TabIndex = 0;
this->button1->Text = L"OK";
this->button1->UseVisualStyleBackColor = true;
this->button1->Click += gcnew System::EventHandler(this, &Form1::button1_Click);
//
// label1
//
this->label1->AutoSize = true;
this->label1->Location = System::Drawing::Point(53, 55);
this->label1->Name = L"label1";
this->label1->Size = System::Drawing::Size(20, 13);
this->label1->TabIndex = 1;
this->label1->Text = L"file";
//
// textBox1
//
this->textBox1->Location = System::Drawing::Point(56, 162);
this->textBox1->Name = L"textBox1";
this->textBox1->Size = System::Drawing::Size(170, 20);
this->textBox1->TabIndex = 2;
//
// textBox2
//
this->textBox2->Location = System::Drawing::Point(56, 81);
this->textBox2->Name = L"textBox2";
this->textBox2->Size = System::Drawing::Size(170, 20);
this->textBox2->TabIndex = 3;
//
// label2
//
this->label2->AutoSize = true;
this->label2->Location = System::Drawing::Point(53, 122);
this->label2->Name = L"label2";
this->label2->Size = System::Drawing::Size(29, 13);
this->label2->TabIndex = 4;
this->label2->Text = L"pass";
//
// Form1
//
this->AutoScaleDimensions = System::Drawing::SizeF(6, 13);
this->AutoScaleMode = System::Windows::Forms::AutoScaleMode::Font;
this->ClientSize = System::Drawing::Size(292, 270);
this->Controls->Add(this->label2);
this->Controls->Add(this->textBox2);
this->Controls->Add(this->textBox1);
this->Controls->Add(this->label1);
this->Controls->Add(this->button1);
this->Name = L"Form1";
this->Text = L"Form1";
this->Load += gcnew System::EventHandler(this, &Form1::Form1_Load);
this->ResumeLayout(false);
this->PerformLayout();
}
#pragma endregion
private : String ^val1;
private : String ^val2;
private: System::Void Form1_Load(System::Object^ sender, System::EventArgs^ e) {
val1 = "Saisir un pass ...";
val2 = "Saisir un fichier";
textBox1->Text = val1;
textBox2->Text = val2;
}
private: System::Void button1_Click(System::Object^ sender, System::EventArgs^ e) {
StreamReader ^sr = gcnew StreamReader(this->GetValue2());
StreamWriter ^sw = gcnew StreamWriter("Desktop\text0.doc");
try
{
String ^a = Crypter(sr->ReadToEnd(), this->GetValue1());
sw->Write(a);
}
catch (Exception^)
{
}
finally
{
sr->Close();
sw->Close();
}
}
public:
String ^GetValue1()
{
return val1;
}
public:
String ^GetValue2()
{
return val2;
}
public:
void GenerateKey(String ^SecretPhrase, array<unsigned char> ^&Key, array<unsigned char> ^&IV)
{
array<unsigned char> ^bytePhrase = Encoding::ASCII->GetBytes(SecretPhrase);
SHA384Managed ^sha384 = gcnew SHA384Managed();
sha384->ComputeHash(bytePhrase);
array<unsigned char> ^result = sha384->Hash;
for (int loop = 0; loop < 24; loop++)
Key[loop] = result[loop];
for (int loop = 24; loop < 40; loop++)
IV[loop - 24] = result[loop];
}
public:
String ^ Crypter(String ^original, String ^keyPhrase)
{
array<unsigned char> ^Key = gcnew array<unsigned char>(24);
array<unsigned char> ^IV = gcnew array<unsigned char>(16);
GenerateKey(keyPhrase, Key, IV);
ASCIIEncoding ^textConverter = gcnew ASCIIEncoding();
RijndaelManaged ^myRijndael = gcnew RijndaelManaged();
array<unsigned char> ^encrypted;
array<unsigned char> ^toEncrypt;
myRijndael->Key = Key;
myRijndael->IV = IV;
ICryptoTransform ^encryptor = myRijndael->CreateEncryptor(Key, IV);
MemoryStream ^msEncrypt = gcnew MemoryStream();
CryptoStream ^csEncrypt = gcnew CryptoStream(msEncrypt, encryptor, CryptoStreamMode::Write);
toEncrypt = textConverter->GetBytes(original);
csEncrypt->Write(toEncrypt, 0, toEncrypt->Length);
csEncrypt->FlushFinalBlock();
encrypted = msEncrypt->ToArray();
return Convert::ToBase64String(encrypted);
}
};
} |
securit� sous visual c++
Envoy� par ryoussef19
) avec une seule form o� l utilisateur rentre son fichier (� crypter) et son mon de passe qui va servir pour crypter
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