ssl_openssl plugin - support for any OpenSLL version (by Pepak)
git-svn-id: https://svn.code.sf.net/p/synalist/code/trunk@233 7c85be65-684b-0410-a082-b2ed4fbef004
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@ -1,5 +1,5 @@
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{==============================================================================|
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| Project : Ararat Synapse | 001.003.000 |
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| Project : Ararat Synapse | 001.004.000 |
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|==============================================================================|
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| Content: SSL support by OpenSSL |
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|==============================================================================|
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@ -35,6 +35,7 @@
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| The Initial Developer of the Original Code is Lukas Gebauer (Czech Republic).|
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| Portions created by Lukas Gebauer are Copyright (c)2005-2017. |
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| Portions created by Petr Fejfar are Copyright (c)2011-2012. |
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| Portions created by Pepak are Copyright (c)2018. |
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| All Rights Reserved. |
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|==============================================================================|
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| Contributor(s): |
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@ -76,6 +77,8 @@ Ad-Hoc key and certificate for each incomming connection by self. It slowdown
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accepting of new connections!
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}
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{$INCLUDE 'jedi.inc'}
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{$IFDEF FPC}
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{$MODE DELPHI}
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{$ENDIF}
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@ -95,6 +98,9 @@ uses
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blcksock, synsock, synautil,
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{$IFDEF CIL}
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System.Text,
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{$ENDIF}
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{$IFDEF DELPHI23_UP}
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AnsiStrings,
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{$ENDIF}
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ssl_openssl_lib;
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@ -103,16 +109,20 @@ type
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Instance of this class will be created for each @link(TTCPBlockSocket).
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You not need to create instance of this class, all is done by Synapse itself!}
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TSSLOpenSSL = class(TCustomSSL)
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private
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FServer: boolean;
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protected
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FSsl: PSSL;
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Fctx: PSSL_CTX;
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function NeedSigningCertificate: boolean; virtual;
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function SSLCheck: Boolean;
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function SetSslKeys: boolean;
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function Init(server:Boolean): Boolean;
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function SetSslKeys: boolean; virtual;
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function Init: Boolean;
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function DeInit: Boolean;
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function Prepare(server:Boolean): Boolean;
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function Prepare: Boolean;
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function LoadPFX(pfxdata: ansistring): Boolean;
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function CreateSelfSignedCert(Host: string): Boolean; override;
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property Server: boolean read FServer;
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public
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{:See @inherited}
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constructor Create(const Value: TTCPBlockSocket); override;
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@ -176,7 +186,7 @@ begin
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if Length(Password) > (Size - 1) then
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SetLength(Password, Size - 1);
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Result := Length(Password);
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StrLCopy(buf, PAnsiChar(Password + #0), Result + 1);
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{$IFDEF DELPHI23_UP}AnsiStrings.{$ENDIF}StrLCopy(buf, PAnsiChar(Password + #0), Result + 1);
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end;
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{$ENDIF}
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@ -250,7 +260,7 @@ begin
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pk := EvpPkeynew;
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x := X509New;
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try
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rsa := RsaGenerateKey(1024, $10001, nil, nil);
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rsa := RsaGenerateKey(2048, $10001, nil, nil);
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EvpPkeyAssign(pk, EVP_PKEY_RSA, rsa);
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X509SetVersion(x, 2);
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Asn1IntegerSet(X509getSerialNumber(x), 0);
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@ -411,7 +421,12 @@ begin
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end;
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end;
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function TSSLOpenSSL.Init(server:Boolean): Boolean;
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function TSSLOpenSSL.NeedSigningCertificate: boolean;
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begin
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Result := (FCertificateFile = '') and (FCertificate = '') and (FPFXfile = '') and (FPFX = '');
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end;
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function TSSLOpenSSL.Init: Boolean;
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var
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s: AnsiString;
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begin
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@ -459,8 +474,7 @@ begin
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SslCtxSetDefaultPasswdCbUserdata(FCtx, self);
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{$ENDIF}
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if server and (FCertificateFile = '') and (FCertificate = '')
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and (FPFXfile = '') and (FPFX = '') then
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if server and NeedSigningCertificate then
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begin
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CreateSelfSignedcert(FSocket.ResolveIPToName(FSocket.GetRemoteSinIP));
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end;
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@ -496,11 +510,11 @@ begin
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FSSLEnabled := False;
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end;
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function TSSLOpenSSL.Prepare(server:Boolean): Boolean;
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function TSSLOpenSSL.Prepare: Boolean;
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begin
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Result := false;
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DeInit;
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if Init(server) then
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if Init then
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Result := true
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else
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DeInit;
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@ -515,7 +529,8 @@ begin
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Result := False;
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if FSocket.Socket = INVALID_SOCKET then
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Exit;
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if Prepare(False) then
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FServer := False;
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if Prepare then
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begin
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{$IFDEF CIL}
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if sslsetfd(FSsl, FSocket.Socket.Handle.ToInt32) < 1 then
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@ -573,7 +588,8 @@ begin
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Result := False;
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if FSocket.Socket = INVALID_SOCKET then
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Exit;
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if Prepare(True) then
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FServer := True;
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if Prepare then
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begin
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{$IFDEF CIL}
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if sslsetfd(FSsl, FSocket.Socket.Handle.ToInt32) < 1 then
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@ -1,5 +1,5 @@
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{==============================================================================|
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| Project : Ararat Synapse | 003.008.000 |
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| Project : Ararat Synapse | 003.009.000 |
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|==============================================================================|
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| Content: SSL support by OpenSSL |
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|==============================================================================|
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@ -35,10 +35,12 @@
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| The Initial Developer of the Original Code is Lukas Gebauer (Czech Republic).|
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| Portions created by Lukas Gebauer are Copyright (c)2002-2017. |
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| Portions created by Petr Fejfar are Copyright (c)2011-2012. |
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| Portions created by Pepak are Copyright (c)2018. |
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| All Rights Reserved. |
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|==============================================================================|
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| Contributor(s): |
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| Tomas Hajny (OS2 support) |
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| Pepak (multiversion support) |
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|==============================================================================|
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| History: see HISTORY.HTM from distribution package |
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| (Found at URL: http://www.ararat.cz/synapse/) |
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@ -96,6 +98,7 @@ uses
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{$ENDIF}
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SysUtils;
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{$ELSE}
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SysUtils,
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Windows;
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{$ENDIF}
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@ -134,6 +137,58 @@ var
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DLLSSLName2: string = 'libssl32.dll';
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DLLUtilName: string = 'libeay32.dll';
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{$ENDIF}
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{$IFDEF MSWINDOWS}
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const
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LibCount = 5;
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SSLLibNames: array[0..LibCount-1] of string = (
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// OpenSSL v3.0
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{$IFDEF WIN64}
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'libssl-3-x64.dll',
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{$ELSE}
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'libssl-3.dll',
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{$ENDIF}
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// OpenSSL v1.1.x
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{$IFDEF WIN64}
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'libssl-1_1-x64.dll',
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{$ELSE}
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'libssl-1_1.dll',
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{$ENDIF}
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// OpenSSL v1.0.2 distinct names for x64 and x86
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{$IFDEF WIN64}
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'ssleay32-x64.dll',
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{$ELSE}
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'ssleay32-x86.dll',
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{$ENDIF}
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// OpenSSL v1.0.2
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'ssleay32.dll',
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// OpenSSL (ancient)
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'libssl32.dll'
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);
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CryptoLibNames: array[0..LibCount-1] of string = (
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// OpenSSL v3.0
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{$IFDEF WIN64}
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'libcrypto-3-x64.dll',
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{$ELSE}
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'libcrypto-3.dll',
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{$ENDIF}
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// OpenSSL v1.1.x
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{$IFDEF WIN64}
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'libcrypto-1_1-x64.dll',
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{$ELSE}
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'libcrypto-1_1.dll',
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{$ENDIF}
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// OpenSSL v1.0.2 distinct names for x64 and x86
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{$IFDEF WIN64}
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'libeay32-x64.dll',
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{$ELSE}
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'libeay32-x86.dll',
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{$ENDIF}
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// OpenSSL v1.0.2
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'libeay32.dll',
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// OpenSSL (ancient)
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'libeay32.dll'
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);
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{$ENDIF}
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{$ENDIF}
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type
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@ -1858,10 +1913,20 @@ begin
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{$ENDIF}
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end;
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function GetLibFileName(Handle: THandle): string;
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var
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n: integer;
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begin
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n := MAX_PATH + 1024;
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SetLength(Result, n);
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n := GetModuleFilename(Handle, PChar(Result), n);
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SetLength(Result, n);
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end;
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function InitSSLInterface: Boolean;
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var
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s: string;
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x: integer;
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i: integer;
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begin
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{pf}
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if SSLLoaded then
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@ -1877,12 +1942,24 @@ begin
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{$IFDEF CIL}
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SSLLibHandle := 1;
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SSLUtilHandle := 1;
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{$ELSE}
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// Note: It's important to ensure that the libraries both come from the
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// same directory, preferably the one of the executable. Otherwise a
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// version mismatch could easily occur.
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{$IFDEF MSWINDOWS}
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for i := 0 to Pred(LibCount) do
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begin
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SSLUtilHandle := LoadLib(CryptoLibNames[i]);
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if SSLUtilHandle <> 0 then
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begin
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s := ExtractFilePath(GetLibFileName(SSLUtilHandle));
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SSLLibHandle := LoadLib(s + SSLLibNames[i]);
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Break;
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end;
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end;
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{$ELSE}
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SSLUtilHandle := LoadLib(DLLUtilName);
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SSLLibHandle := LoadLib(DLLSSLName);
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{$IFDEF MSWINDOWS}
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if (SSLLibHandle = 0) then
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SSLLibHandle := LoadLib(DLLSSLName2);
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{$ENDIF}
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{$ENDIF}
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if (SSLLibHandle <> 0) and (SSLUtilHandle <> 0) then
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@ -1999,14 +2076,8 @@ begin
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OPENSSLaddallalgorithms;
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RandScreen;
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{$ELSE}
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SetLength(s, 1024);
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x := GetModuleFilename(SSLLibHandle,PChar(s),Length(s));
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SetLength(s, x);
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SSLLibFile := s;
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SetLength(s, 1024);
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x := GetModuleFilename(SSLUtilHandle,PChar(s),Length(s));
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SetLength(s, x);
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SSLUtilFile := s;
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SSLLibFile := GetLibFileName(SSLLibHandle);
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SSLUtilFile := GetLibFileName(SSLUtilHandle);
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//init library
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if assigned(_SslLibraryInit) then
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_SslLibraryInit;
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