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library athena;
{
Athena: cryptor module for Miranda SecuredMMAP Database driver
Copyright 2007-2008 Klyde
This program is free software; you can redistribute it and/or
modify it under the terms of the GNU General Public License
as published by the Free Software Foundation; either version 2
of the License, or (at your option) any later version.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with this program; if not, write to the Free Software
Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
}
uses
UAthena,
WIndows;
{$R *.res}
type
TGenerateKey = function(key: PAnsiChar): PArr; stdcall;
TFreeKey = procedure(key: PArr); stdcall;
TEncryptMem = procedure(data: PByte; size: LongWord; key: PArr); stdcall;
PCryptorInfo = ^TCryptorInfo;
TCryptorInfo = record
GenerateKey: TGenerateKey;
FreeKey: TFreeKey;
EncryptMem: TEncryptMem;
DecryptMem: TEncryptMem;
Name: PAnsiChar;
Info: PAnsiChar;
Author: PAnsiChar;
Site: PAnsiChar;
Email: PAnsiChar;
version: dword;
uid: word;
end;
var
Info: TCryptorInfo;
function PLUGIN_MAKE_VERSION(a,b,c,d: Cardinal): integer;
begin
Result := (a shl 24) or (b shl 16) or (c shl 8) or d;
end;
function GenerateKey(pwd: PAnsiChar): PArr; stdcall;
var
a: PArr;
begin
new(a);
MakeKey(a, 512, pwd);
result := a;
end;
procedure FreeKey(key: PArr); stdcall;
begin
FreeMem(key);
end;
procedure EncryptMem(data: PByte; size: LongWord; key: PArr); stdcall;
begin
if size <= 0 then exit;
EncryptData(key, data, size);
end;
procedure DecryptMem(data: PByte; size: LongWord; key: PArr); stdcall;
begin
if size <= 0 then exit;
DecryptData(key, data, size);
end;
function GetCryptor: PCryptorInfo; stdcall;
begin
Info.Name := 'Athena';
Info.Author := 'Klyde';
Info.Site := 'http://cityopen.ru/forum/journal.php?user=151';
Info.Email := 'xxxmara@mail.ru';
Info.Info := 'Secure alghoritm developed in russian universities';
Info.version := PLUGIN_MAKE_VERSION(0,0,3,0);
Info.UID := $FEA8;
Info.GenerateKey := GenerateKey;
Info.FreeKey := FreeKey;
Info.EncryptMem := EncryptMem;
Info.DecryptMem := DecryptMem;
result := @Info;
end;
exports GetCryptor;
begin
end.
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