public void SaveCredentials( )
{
if (!DPAPI.CanUseDPAPI)
{
return;
}
byte[] data;
using (MemoryStream stream = new MemoryStream( ))
using (BinaryWriter writer = new BinaryWriter(stream)) {
writer.Write(Username);
writer.Write(Password);
data = stream.GetBuffer( );
}
DPAPI dpapi = new DPAPI( );
dpapi.Entropy = GetEntropy( );
byte[] cipher = dpapi.Encrypt(data);
using (FileStream stream = new FileStream(PersistFile, FileMode.OpenOrCreate, FileAccess.Write, FileShare.None))
using (BinaryWriter writer = new BinaryWriter(stream)) {
writer.Write(cipher.Length);
writer.Write(cipher);
}
}
public bool LoadCredentials( )
{
if (!DPAPI.CanUseDPAPI)
{
return(false);
}
if (File.Exists(PersistFile))
{
byte[] cipher;
using (FileStream stream = new FileStream(PersistFile, FileMode.Open, FileAccess.Read, FileShare.None))
using (BinaryReader reader = new BinaryReader(stream)) {
int length = reader.ReadInt32( );
cipher = reader.ReadBytes(length);
}
DPAPI dpapi = new DPAPI( );
dpapi.Entropy = GetEntropy( );
try {
byte[] data = dpapi.Decrypt(cipher);
using (MemoryStream stream = new MemoryStream(data))
using (BinaryReader reader = new BinaryReader(stream)) {
Username = reader.ReadString( );
Password = reader.ReadString( );
}
} catch (Exception) {
return(false);
}
return(true);
}
else
{
return(false);
}
}
public void SaveCredentials( )
{
if ( !DPAPI.CanUseDPAPI )
return;
byte[] data;
using ( MemoryStream stream = new MemoryStream ( ) )
using ( BinaryWriter writer = new BinaryWriter ( stream ) ) {
writer.Write ( Username );
writer.Write ( Password );
data = stream.GetBuffer ( );
}
DPAPI dpapi = new DPAPI ( );
dpapi.Entropy = GetEntropy ( );
byte[] cipher = dpapi.Encrypt ( data );
using ( FileStream stream = new FileStream ( PersistFile, FileMode.OpenOrCreate, FileAccess.Write, FileShare.None ) )
using ( BinaryWriter writer = new BinaryWriter ( stream ) ) {
writer.Write ( cipher.Length );
writer.Write ( cipher );
}
}
public bool LoadCredentials( )
{
if ( !DPAPI.CanUseDPAPI )
return false;
if ( File.Exists ( PersistFile ) ) {
byte[] cipher;
using ( FileStream stream = new FileStream ( PersistFile, FileMode.Open, FileAccess.Read, FileShare.None ) )
using ( BinaryReader reader = new BinaryReader ( stream ) ) {
int length = reader.ReadInt32 ( );
cipher = reader.ReadBytes ( length );
}
DPAPI dpapi = new DPAPI ( );
dpapi.Entropy = GetEntropy ( );
try {
byte[] data = dpapi.Decrypt ( cipher );
using ( MemoryStream stream = new MemoryStream ( data ) )
using ( BinaryReader reader = new BinaryReader ( stream ) ) {
Username = reader.ReadString ( );
Password = reader.ReadString ( );
}
} catch ( Exception ) {
return false;
}
return true;
} else
return false;
}
