2 files changed, 56 insertions, 5 deletions

diff --git a/IOFileClass/FileManIOFile.cpp b/IOFileClass/FileManIOFile.cpp
index d0ae1f2..bee2ebe 100644
--- a/IOFileClass/FileManIOFile.cpp
+++ b/IOFileClass/FileManIOFile.cpp
@@ -16,6 +16,7 @@ FileManIOFile::FileManIOFile(std::string filename){
     this->filename=filename;
     this->readable=false;
     this->data="";
+    this->key;
 }
 FileManIOFile::~FileManIOFile(){
 }
@@ -55,6 +56,7 @@ void FileManIOFile::read(std::string key){
 
     if(hash.compareDigest(fileMD5, currentMD5, sizeof(currentMD5))){
         this->readable=true;
+        hash.getSHA_256(key, this->key, 32);
     }
     else{
         this->readable=false;
@@ -66,12 +68,39 @@ void FileManIOFile::read(std::string key){
 
 }
 
-void FileManIOFile::write(std::string key, std::string data){
+
+
+
+void FileManIOFile::write(std::string key,std::string data){
 
     AESCrypt aes;
+    std::string dataEncrypted;
+
+    dataEncrypted=aes.encrypt(key, data);
+
+    this->writeRoutine(data, dataEncrypted);
+
+
+}
+
+void FileManIOFile::write(std::string data){
+    if(not(this->readable)){
+        std::cout << "Can't write data without key (read it before) !" << std::endl;
+        std::exit(EXIT_FAILURE);
+    }
+    AESCrypt aes;
+    std::string dataEncrypted;
+
+    dataEncrypted=aes.encrypt(this->key, data);
+    this->writeRoutine(data, dataEncrypted);
+
+
+}
+
+
+void FileManIOFile::writeRoutine(std::string data, std::string dataEncrypted){
     HASHCrypt hash;
 
-    std::string dataEncrypted=aes.encrypt(key, data);
     byte digest[16];
     hash.getMD5_128(data, digest, sizeof(digest));
 
@@ -89,10 +118,10 @@ void FileManIOFile::write(std::string key, std::string data){
     file.close();
 
     this->data=data;
-
 }
 
 
+
 std::string FileManIOFile::getData(){
     return this->data;
 }
diff --git a/IOFileClass/FileManIOFile.hpp b/IOFileClass/FileManIOFile.hpp
index 4dfcfc4..7013b27 100644
--- a/IOFileClass/FileManIOFile.hpp
+++ b/IOFileClass/FileManIOFile.hpp
@@ -50,15 +50,35 @@ class FileManIOFile {
         */
         void read(std::string key);
 
+
         /**
-        * @brief Read encrypted file.
+        * @brief Write data in encrypted file.
         *
         * @param key : key to encrypt data
+        * @param data : data to write
         *
-        * Save data to "filename" attribute.
+        * Write the file with or without key
+        * To write data without key, you need to read it before (to save the key
+        * in attribute key;
         *
         */
         void write(std::string key, std::string data);
+        void write(std::string data);
+
+
+        /**
+        * @brief Write data in encrypted file.
+        *
+        * @param data : data to write (for MD5)
+        * @param dataEncrypted : data to write
+        *
+        * Write encryptedData to filename
+        *
+        */
+        void writeRoutine(std::string data, std::string dataEncrypted);
+
+
+
 
         /**
         * @brief True if file fully decrypted.
@@ -87,6 +107,8 @@ class FileManIOFile {
 
         bool readable; ///< Readable attribute
 
+        byte key[32]; ///< Key in SHA-256
+