public static List <SecureString> ParseCollection(BufferedTextReader reader, int context, bool allowNulls)
{
var list = ByteaConverter.ParseCollection(reader, context, allowNulls);
if (list == null)
{
return(null);
}
var result = new List <SecureString>();
foreach (var item in list)
{
if (item == null)
{
result.Add(null);
continue;
}
var ss = new SecureString();
var bytes = RsaProvider.Decrypt(item, false);
var chars = Encoding.Unicode.GetChars(bytes);
for (int i = 0; i < chars.Length; i++)
{
ss.AppendChar(chars[i]);
}
result.Add(ss);
}
return(result);
}
public static IPostgresTuple ToTuple(SecureString value)
{
if (value == null)
{
return(null);
}
return(ByteaConverter.ToTuple(ExtractBytesAndEcrypt(value)));
}
public static int Serialize(Image value, char[] buf, int pos)
{
using (var ms = new MemoryStream())
{
SaveImage(value, ms);
ms.Position = 0;
return(ByteaConverter.Serialize(ms.ToArray(), buf, pos));
}
}
public static Image Parse(BufferedTextReader reader, int context)
{
var stream = ByteaConverter.ParseStream(reader, context);
if (stream == null)
{
return(null);
}
return(Image.FromStream(stream));
}
public static Image FromDatabase(string value)
{
if (value == null)
{
return(null);
}
var bytes = ByteaConverter.FromDatabase(value);
var ms = new MemoryStream(bytes);
return(Image.FromStream(ms));
}
public static IPostgresTuple ToTuple(Image value)
{
if (value == null)
{
return(null);
}
var cms = ChunkedMemoryStream.Create();
SaveImage(value, cms);
cms.Position = 0;
return(ByteaConverter.ToTuple(cms, true));
}
public static List <Image> ParseCollection(BufferedTextReader reader, int context)
{
var list = ByteaConverter.ParseStreamCollection(reader, context, true);
if (list == null)
{
return(null);
}
var result = new List <Image>(list.Count);
foreach (var stream in list)
{
result.Add(stream != null ? Image.FromStream(stream) : null);
}
return(result);
}
public static SecureString FromDatabase(string value)
{
if (value == null)
{
return(null);
}
var data = ByteaConverter.FromDatabase(value);
var ss = new SecureString();
var decrypt = RsaProvider.Decrypt(data, false);
var chars = Encoding.Unicode.GetChars(decrypt);
for (int i = 0; i < chars.Length; i++)
{
ss.AppendChar(chars[i]);
}
return(ss);
}
public static SecureString ParseNullable(BufferedTextReader reader, int context)
{
var bytes = ByteaConverter.Parse(reader, context);
if (bytes == null)
{
return(null);
}
var ss = new SecureString();
var decrypt = RsaProvider.Decrypt(bytes, false);
var chars = Encoding.Unicode.GetChars(decrypt);
for (int i = 0; i < chars.Length; i++)
{
ss.AppendChar(chars[i]);
}
return(ss);
}
public static int Serialize(SecureString value, char[] buf, int pos)
{
return(ByteaConverter.Serialize(ExtractBytesAndEcrypt(value), buf, pos));
}
