Release 11

git-svn-id: https://svn.code.sf.net/p/synalist/code/trunk@25 7c85be65-684b-0410-a082-b2ed4fbef004

asn1util.pas

@@ -1,5 +1,5 @@
 {==============================================================================|
-| Project : Delphree - Synapse                                   | 001.000.000 |
+| Project : Delphree - Synapse                                   | 001.001.000 |
 |==============================================================================|
 | Content: support for ASN.1 coding and decoding                               |
 |==============================================================================|
@@ -43,83 +43,107 @@ const
   ASN1_GAUGE = $42;
   ASN1_TIMETICKS = $43;
 
+function ASNEncOIDitem(Value: integer): string;
+function ASNDecOIDitem(var Start: integer; Buffer: string): integer;
 function ASNEncLen(Len: integer): string;
 function ASNDecLen(var Start: integer; Buffer: string): integer;
-function ASNEncInt(Len: integer): string;
+function ASNEncInt(Value: integer): string;
 function ASNObject(Data: string; ASNType: integer): string;
-function ASNItem(var Start: integer; Buffer: string): string;
+function ASNItem(var Start: integer; Buffer: string; var ValueType:integer): string;
 
 implementation
 
+function ASNEncOIDitem(Value: integer): string;
+var
+  x,xm:integer;
+  b:boolean;
+begin
+  x:=value;
+  b:=false;
+  result:='';
+  repeat
+    xm:=x mod 128;
+    x:=x div 128;
+    if b then
+      xm:=xm or $80;
+    if x>0
+      then b:=true;
+    result:=char(xm)+result;
+  until x=0;
+end;
+
+function ASNDecOIDitem(var Start: integer; Buffer: string): integer;
+var
+  x:integer;
+  b:boolean;
+begin
+  result:=0;
+  repeat
+    result:=result*128;
+    x := Ord(Buffer[Start]);
+    inc(start);
+    b:=x>$7f;
+    x:=x and $7f;
+    result:=result+x;
+    if not b
+      then break;
+  until false
+end;
+
 function ASNEncLen(Len: integer): string;
 var
   x, y: integer;
 begin
-  if (Len < $80) then
+  if (len<$80)
-    Result := Char(Len)
+    then result:=char(len)
-  else
-    if (Len < $FF) then
-      Result := Char($81) + Char(Len)
     else
-    begin
+      begin
-      x := Len div $FF;
+        x:=len;
-      y := Len mod $FF;
+        result:='';
-      Result := Char($82) + Char(x) + Char(y);
+        repeat
-    end;
+          y:=x mod 256;
+          x:=x div 256;
+          result:=char(y)+result;
+        until x=0;
+        y:=length(result);
+        y:=y or $80;
+        result:=char(y)+result;
+      end;
 end;
 
 function ASNDecLen(var Start: integer; Buffer: string): integer;
 var
-  x: integer;
+  x,n: integer;
 begin
-  x := Ord(Buffer[Start]);
+  x:=Ord(Buffer[Start]);
-  if (x < $80) then
+  Inc(Start);
-  begin
+  if (x<$80)
-    Inc(Start);
+    then Result:=x
-    Result := x;
-  end
-  else
-    if (x = $81) then
-    begin
-      Inc(Start);
-      Result := Ord(Buffer[Start]);
-      Inc(Start);
-    end
     else
-    begin
+      begin
-      Inc(Start);
+        result:=0;
-      x := Ord(Buffer[Start]);
+        x:=x and $7f;
-      Inc(Start);
+        for n:=1 to x do
-      Result := x * $FF + Ord(Buffer[Start]);
+          begin
-      Inc(Start);
+            result:=result*256;
-    end;
+            x:=Ord(Buffer[Start]);
+            Inc(Start);
+            result:=result+x;
+          end;
+      end;
 end;
 
-function ASNEncInt(Len: integer): string;
+function ASNEncInt(Value: integer): string;
 var
-  j, y: integer;
+  x,y:integer;
 begin
-  Result := '';
+  x:=Value;
-  j := 0;
+  result:='';
-  y := Len div $FFFFFF;
+  repeat
-  Len := Len - (y * $FFFFFF);
+    y:=x mod 256;
-  if ((y > 0) or (j = 1)) then
+    x:=x div 256;
-  begin
+    result:=char(y)+result;
-    j := 1;
+  until x=0;
-    Result := Result + Char(y);
-  end;
-  y := Len div $FFFF;
-  Len := Len - (y * $FFFF);
-  if ((y > 0) or (j = 1)) then
-  begin
-    j := 1;
-    Result := Result + Char(y);
-  end;
-  y := Len div $FF;
-  Len := Len - (y * $FF);
-  if ((y > 0) or (j = 1)) then
-    Result := Result + Char(y);
-  Result := Result + Char(Len);
 end;
 
 function ASNObject(Data: string; ASNType: integer): string;
@@ -127,7 +151,7 @@ begin
   Result := Char(ASNType) + ASNEncLen(Length(Data)) + Data;
 end;
 
-function ASNItem(var Start: integer; Buffer: string): string;
+function ASNItem(var Start: integer; Buffer: string; var ValueType:integer): string;
 var
   ASNType: integer;
   ASNSize: integer;
@@ -136,6 +160,7 @@ var
   c: char;
 begin
   ASNType := Ord(Buffer[Start]);
+  Valuetype:=ASNType;
   Inc(start);
   ASNSize := ASNDecLen(Start, Buffer);
   Result := '';
@@ -197,5 +222,10 @@ begin
     end;
 end;
 
+begin
+  exit;
+  asm
+    db 'Synapse ASN.1 library by Lukas Gebauer',0
+  end;
 end.
 

blcksck2.pas

@@ -1,5 +1,5 @@
 {==============================================================================|
-| Project : Delphree - Synapse                                   | 001.000.000 |
+| Project : Delphree - Synapse                                   | 001.001.000 |
 |==============================================================================|
 | Content: Library base for RAW sockets                                        |
 |==============================================================================|
@@ -116,7 +116,7 @@ begin
   Result:=False;
   r1:=False;
   r2:=False;
-  Value:=Timeout*1000;
+  Value:=Timeout;
   len:=SizeOf(Value);
   Res:=Winsock.setsockopt(sock,SOL_SOCKET,SO_RCVTIMEO,@Value,len);
   r1:=res<>SOCKET_ERROR;

blcksock.pas

@@ -1,5 +1,5 @@
 {==============================================================================|
-| Project : Delphree - Synapse                                   | 001.001.001 |
+| Project : Delphree - Synapse                                   | 002.000.000 |
 |==============================================================================|
 | Content: Library base                                                        |
 |==============================================================================|
@@ -32,6 +32,12 @@ uses
 
 type
 
+ESynapseError = class (Exception)
+Public
+  ErrorCode:integer;
+  ErrorMessage:string;
+end;
+
 {TBlockSocket}
 TBlockSocket = class (TObject)
 Protected
@@ -41,6 +47,7 @@ Protected
   FLastError:integer;
   FProtocol:integer;
   FBuffer:string;
+  FRaiseExcept:boolean;
 
   procedure SetSin (var sin:TSockAddrIn;ip,port:string);
   function GetSinIP (sin:TSockAddrIn):string;
@@ -55,7 +62,7 @@ public
   Procedure CloseSocket;
   procedure Bind(ip,port:string);
   procedure Connect(ip,port:string);
-  procedure SendBuffer(buffer:pointer;length:integer); virtual;
+  function SendBuffer(buffer:pointer;length:integer):integer; virtual;
   procedure SendByte(data:byte); virtual;
   procedure SendString(data:string); virtual;
   function RecvBuffer(buffer:pointer;length:integer):integer; virtual;
@@ -67,6 +74,7 @@ public
   procedure SetLinger(enable:boolean;Linger:integer);
   procedure GetSins;
   function SockCheck(SockResult:integer):integer;
+  procedure ExceptCheck;
   function LocalName:string;
   function GetLocalSinIP:string;
   function GetRemoteSinIP:string;
@@ -74,7 +82,7 @@ public
   function GetRemoteSinPort:integer;
   function CanRead(Timeout:integer):boolean;
   function CanWrite(Timeout:integer):boolean;
-  procedure SendBufferTo(buffer:pointer;length:integer);
+  function SendBufferTo(buffer:pointer;length:integer):integer;
   function RecvBufferFrom(buffer:pointer;length:integer):integer;
 
 published
@@ -83,6 +91,7 @@ published
   property RemoteSin:TSockAddrIn read FRemoteSin;
   property LastError:integer read FLastError;
   property Protocol:integer read FProtocol;
+  property RaiseExcept:boolean read FRaiseExcept write FRaiseExcept;
 end;
 
 {TUDPBlockSocket}
@@ -108,9 +117,11 @@ implementation
 constructor TBlockSocket.Create;
 begin
   inherited create;
+  FRaiseExcept:=false;
   FSocket:=INVALID_SOCKET;
   FProtocol:=IPPROTO_IP;
   SockCheck(winsock.WSAStartup($101, FWsaData));
+  ExceptCheck;
 end;
 
 {TBlockSocket.Destroy}
@@ -172,6 +183,7 @@ Procedure TBlockSocket.CreateSocket;
 begin
   if FSocket=INVALID_SOCKET then FLastError:=winsock.WSAGetLastError
     else FLastError:=0;
+  ExceptCheck;
 end;
 
 
@@ -191,6 +203,7 @@ begin
   SockCheck(winsock.bind(FSocket,sin,sizeof(sin)));
   len:=sizeof(FLocalSin);
   Winsock.GetSockName(FSocket,FLocalSin,Len);
+  ExceptCheck;
 end;
 
 {TBlockSocket.Connect}
@@ -201,6 +214,7 @@ begin
   SetSin(sin,ip,port);
   SockCheck(winsock.connect(FSocket,sin,sizeof(sin)));
   GetSins;
+  ExceptCheck;
 end;
 
 {TBlockSocket.GetSins}
@@ -215,21 +229,25 @@ begin
 end;
 
 {TBlockSocket.SendBuffer}
-procedure TBlockSocket.SendBuffer(buffer:pointer;length:integer);
+function TBlockSocket.SendBuffer(buffer:pointer;length:integer):integer;
 begin
-  sockcheck(winsock.send(FSocket,buffer^,length,0));
+  result:=winsock.send(FSocket,buffer^,length,0);
+  sockcheck(result);
+  ExceptCheck;
 end;
 
 {TBlockSocket.SendByte}
 procedure TBlockSocket.SendByte(data:byte);
 begin
   sockcheck(winsock.send(FSocket,data,1,0));
+  ExceptCheck;
 end;
 
 {TBlockSocket.SendString}
 procedure TBlockSocket.SendString(data:string);
 begin
   sockcheck(winsock.send(FSocket,pchar(data)^,length(data),0));
+  ExceptCheck;
 end;
 
 {TBlockSocket.RecvBuffer}
@@ -239,6 +257,7 @@ begin
   if result=0
     then FLastError:=WSAENOTCONN
     else sockcheck(result);
+  ExceptCheck;
 end;
 
 {TBlockSocket.RecvByte}
@@ -257,6 +276,7 @@ begin
       result:=data;
     end
     else FLastError:=WSAETIMEDOUT;
+  ExceptCheck;
 end;
 
 {TBlockSocket.Recvstring}
@@ -313,6 +333,7 @@ begin
       result:=s;
     end
   else result:='';
+  ExceptCheck;
 end;
 
 {TBlockSocket.PeekBuffer}
@@ -320,6 +341,7 @@ function TBlockSocket.PeekBuffer(buffer:pointer;length:integer):integer;
 begin
   result:=winsock.recv(FSocket,buffer^,length,MSG_PEEK);
   sockcheck(result);
+  ExceptCheck;
 end;
 
 {TBlockSocket.PeekByte}
@@ -338,6 +360,7 @@ begin
       result:=data;
     end
     else FLastError:=WSAETIMEDOUT;
+  ExceptCheck;
 end;
 
 {TBlockSocket.SockCheck}
@@ -348,6 +371,22 @@ begin
   FLastError:=result;
 end;
 
+{TBlockSocket.ExceptCheck}
+procedure TBlockSocket.ExceptCheck;
+var
+  e:ESynapseError;
+  s:string;
+begin
+  if FRaiseExcept and (LastError<>0) then
+    begin
+      s:=GetErrorDesc(LastError);
+      e:=ESynapseError.CreateFmt('TCP/IP socket error %d: %s',[LastError,s]);
+      e.ErrorCode:=LastError;
+      e.ErrorMessage:=s;
+      raise e;
+    end;
+end;
+
 {TBlockSocket.WaitingData}
 function TBlockSocket.WaitingData:integer;
 var
@@ -363,8 +402,9 @@ var
   li:TLinger;
 begin
   li.l_onoff  := ord(enable);
-  li.l_linger := Linger;
+  li.l_linger := Linger div 1000;
   SockCheck(winsock.SetSockOpt(FSocket, SOL_SOCKET, SO_LINGER, @li, SizeOf(li)));
+  ExceptCheck;
 end;
 
 {TBlockSocket.LocalName}
@@ -418,8 +458,8 @@ var
   TimeV:tTimeval;
   x:integer;
 begin
-  Timev.tv_usec:=0;
+  Timev.tv_usec:=(Timeout mod 1000)*1000;
-  Timev.tv_sec:=Timeout;
+  Timev.tv_sec:=Timeout div 1000;
   TimeVal:=@TimeV;
   if timeout = -1 then Timeval:=nil;
   Winsock.FD_Zero(FDSet);
@@ -428,6 +468,7 @@ begin
   SockCheck(x);
   If FLastError<>0 then x:=0;
   result:=x>0;
+  ExceptCheck;
 end;
 
 {TBlockSocket.CanWrite}
@@ -438,8 +479,8 @@ var
   TimeV:tTimeval;
   x:integer;
 begin
-  Timev.tv_usec:=0;
+  Timev.tv_usec:=(Timeout mod 1000)*1000;
-  Timev.tv_sec:=Timeout;
+  Timev.tv_sec:=Timeout div 1000;
   TimeVal:=@TimeV;
   if timeout = -1 then Timeval:=nil;
   Winsock.FD_Zero(FDSet);
@@ -448,15 +489,18 @@ begin
   SockCheck(x);
   If FLastError<>0 then x:=0;
   result:=x>0;
+  ExceptCheck;
 end;
 
 {TBlockSocket.SendBufferTo}
-procedure TBlockSocket.SendBufferTo(buffer:pointer;length:integer);
+function TBlockSocket.SendBufferTo(buffer:pointer;length:integer):integer;
 var
   len:integer;
 begin
   len:=sizeof(FRemoteSin);
-  sockcheck(winsock.sendto(FSocket,buffer^,length,0,FRemoteSin,len));
+  result:=winsock.sendto(FSocket,buffer^,length,0,FRemoteSin,len);
+  sockcheck(result);
+  ExceptCheck;
 end;
 
 {TBlockSocket.RecvBufferFrom}
@@ -467,6 +511,7 @@ begin
   len:=sizeof(FRemoteSin);
   result:=winsock.recvfrom(FSocket,buffer^,length,0,FRemoteSin,len);
   sockcheck(result);
+  ExceptCheck;
 end;
 
 
@@ -491,6 +536,7 @@ begin
   Res:=winsock.SetSockOpt(FSocket, SOL_SOCKET, SO_BROADCAST, @opt, SizeOf(opt));
   SockCheck(Res);
   Result:=res=0;
+  ExceptCheck;
 end;
 
 
@@ -508,6 +554,7 @@ end;
 procedure TTCPBlockSocket.Listen;
 begin
   SockCheck(winsock.listen(FSocket,SOMAXCONN));
+  ExceptCheck;
 end;
 
 {TTCPBlockSocket.Accept}
@@ -522,6 +569,7 @@ begin
   result:=winsock.accept(FSocket,@FRemoteSin,@len);
 {$ENDIF}
   SockCheck(result);
+  ExceptCheck;
 end;
 
 
@@ -587,5 +635,9 @@ begin
   end;
 end;
 
-
+begin
+  exit;
+  asm
+    db 'Synapse TCP/IP library by Lukas Gebauer',0
+  end;
 end.

dnssend.pas

@@ -1,5 +1,5 @@
 {==============================================================================|
-| Project : Delphree - Synapse                                   | 001.000.000 |
+| Project : Delphree - Synapse                                   | 001.001.000 |
 |==============================================================================|
 | Content: DNS client                                                          |
 |==============================================================================|
@@ -102,7 +102,7 @@ begin
   inherited Create;
   sock:=TUDPBlockSocket.create;
   sock.CreateSocket;
-  timeout:=5;
+  timeout:=5000;
   DNShost:='localhost';
 end;
 

httpsend.pas

@@ -1,5 +1,5 @@
 {==============================================================================|
-| Project : Delphree - Synapse                                   | 001.000.000 |
+| Project : Delphree - Synapse                                   | 001.001.000 |
 |==============================================================================|
 | Content: HTTP client                                                        |
 |==============================================================================|
@@ -55,7 +55,7 @@ begin
   inherited Create;
   sock:=TTCPBlockSocket.create;
   sock.CreateSocket;
-  timeout:=300;
+  timeout:=300000;
   HTTPhost:='localhost';
   HTTPPort:=80;
 end;

pingsend.pas

@@ -1,5 +1,5 @@
 {==============================================================================|
-| Project : Delphree - Synapse                                   | 001.000.000 |
+| Project : Delphree - Synapse                                   | 001.001.000 |
 |==============================================================================|
 | Content: PING sender                                                         |
 |==============================================================================|
@@ -94,7 +94,7 @@ begin
   inherited Create;
   sock:=TICMPBlockSocket.create;
   sock.CreateSocket;
-  timeout:=5;
+  timeout:=5000;
   packetsize:=32;
   seq:=0;
 end;

smtpsend.pas

@@ -1,5 +1,5 @@
 {==============================================================================|
-| Project : Delphree - Synapse                                   | 001.001.001 |
+| Project : Delphree - Synapse                                   | 001.002.000 |
 |==============================================================================|
 | Content: SMTP client                                                         |
 |==============================================================================|
@@ -63,7 +63,7 @@ begin
   inherited Create;
   sock:=TTCPBlockSocket.create;
   sock.CreateSocket;
-  timeout:=300;
+  timeout:=300000;
   SMTPhost:='localhost';
 end;
 
@@ -187,6 +187,7 @@ begin
   try
     t.assign(Maildata);
     t.Insert(0,'');
+    t.Insert(0,'x-mailer: Synapse - Delphi TCP/IP library by Lukas Gebauer');
     t.Insert(0,'subject: '+subject);
     t.Insert(0,'date: '+Rfc822DateTime(now));
     t.Insert(0,'to: '+mailto);

snmpsend.pas

@@ -1,5 +1,5 @@
 {==============================================================================|
-| Project : Delphree - Synapse                                   | 002.000.000 |
+| Project : Delphree - Synapse                                   | 002.001.000 |
 |==============================================================================|
 | Content: SNMP client                                                         |
 |==============================================================================|
@@ -50,16 +50,6 @@ EGenErr=5;
 
 type
 
-TSNMPMibValueType = (smvtInteger,
-                     smvtOctetString,
-                     smvtNull,
-                     smvtObjectId,
-                     smvtSequence,
-                     smvtIpAddress,
-                     smvtCounter,
-                     smvtGauge,
-                     smvtTimeTicks);
-
 TSNMPMib = class
   OID: string;
   Value: string;
@@ -80,10 +70,9 @@ TSNMPRec=class(TObject)
     procedure DecodeBuf(Buffer:string);
     function EncodeBuf:string;
     procedure Clear;
-    procedure MIBAdd(MIB,Value:string; ValueType:TSNMPMibValueType);
+    procedure MIBAdd(MIB,Value:string; ValueType:integer);
     procedure MIBdelete(Index:integer);
     function MIBGet(MIB:string):string;
-    function ConvertValueType(ValueType: TSNMPMibValueType): integer;
 end;
 
 TSNMPSend=class(TObject)
@@ -101,7 +90,7 @@ TSNMPSend=class(TObject)
 end;
 
 function SNMPget (Oid, Community, SNMPHost:string; var Value:string):Boolean;
-function SNMPSet (Oid, Community, SNMPHost, Value: string; ValueType: TSNMPMibValueType): boolean;
+function SNMPSet (Oid, Community, SNMPHost, Value: string; ValueType: integer): boolean;
 
 implementation
 
@@ -127,23 +116,22 @@ var
   Pos:integer;
   endpos:integer;
   sm,sv:string;
-  svt: TSNMPMibValueType;
+  svt: integer;
 begin
   Pos:=2;
   Endpos:=ASNDecLen(Pos,buffer);
-  Self.version:=StrToIntDef(ASNItem(Pos,buffer),0);
+  Self.version:=StrToIntDef(ASNItem(Pos,buffer,svt),0);
-  Self.community:=ASNItem(Pos,buffer);
+  Self.community:=ASNItem(Pos,buffer,svt);
-  Self.PDUType:=StrToIntDef(ASNItem(Pos,buffer),0);
+  Self.PDUType:=StrToIntDef(ASNItem(Pos,buffer,svt),0);
-  Self.ID:=StrToIntDef(ASNItem(Pos,buffer),0);
+  Self.ID:=StrToIntDef(ASNItem(Pos,buffer,svt),0);
-  Self.ErrorStatus:=StrToIntDef(ASNItem(Pos,buffer),0);
+  Self.ErrorStatus:=StrToIntDef(ASNItem(Pos,buffer,svt),0);
-  Self.ErrorIndex:=StrToIntDef(ASNItem(Pos,buffer),0);
+  Self.ErrorIndex:=StrToIntDef(ASNItem(Pos,buffer,svt),0);
-  ASNItem(Pos,buffer);
+  ASNItem(Pos,buffer,svt);
   while Pos<Endpos do
     begin
-      ASNItem(Pos,buffer);
+      ASNItem(Pos,buffer,svt);
-      Sm:=ASNItem(Pos,buffer);
+      Sm:=ASNItem(Pos,buffer,svt);
-      Sv:=ASNItem(Pos,buffer);
+      Sv:=ASNItem(Pos,buffer,svt);
-      Svt:=smvtNull;
       Self.MIBadd(sm,sv, svt);
     end;
 end;
@@ -151,7 +139,7 @@ end;
 {TSNMPRec.EncodeBuf}
 function TSNMPRec.EncodeBuf:string;
 var
-  data,s,t:string;
+  data,s:string;
   SNMPMib: TSNMPMib;
   n:integer;
 begin
@@ -162,24 +150,35 @@ begin
       case (SNMPMib.ValueType) of
         ASN1_INT, ASN1_COUNTER, ASN1_GAUGE, ASN1_TIMETICKS:
           begin
-            t := chr(strToInt('$'+copy(inttohex(strToInt(SNMPMib.Value),4),1,2)));
+            s := ASNObject(MibToID(SNMPMib.OID),ASN1_OBJID)
-            t := t+chr(strToInt('$'+copy(inttohex(strToInt(SNMPMib.Value),4),3,2)));
+              +ASNObject(ASNEncInt(strToIntDef(SNMPMib.Value,0)),SNMPMib.ValueType);
-            s := ASNObject(MibToID(SNMPMib.OID),6) + ASNObject(t,SNMPMib.ValueType);
           end;
-      else
+        ASN1_OBJID:
-        s := ASNObject(MibToID(SNMPMib.OID),6) + ASNObject(SNMPMib.Value,SNMPMib.ValueType);
+          begin
+            s := ASNObject(MibToID(SNMPMib.OID),ASN1_OBJID) + ASNObject(MibToID(SNMPMib.Value),SNMPMib.ValueType);
+          end;
+        ASN1_IPADDR:
+          begin
+            s := ASNObject(MibToID(SNMPMib.OID),ASN1_OBJID) + ASNObject(IPToID(SNMPMib.Value),SNMPMib.ValueType);
+          end;
+        ASN1_NULL:
+          begin
+            s := ASNObject(MibToID(SNMPMib.OID),ASN1_OBJID) + ASNObject('',ASN1_NULL);
+          end;
+        else
+          s := ASNObject(MibToID(SNMPMib.OID),ASN1_OBJID) + ASNObject(SNMPMib.Value,SNMPMib.ValueType);
       end;
-      data := data + ASNObject(s, $30);
+      data := data + ASNObject(s, ASN1_SEQ);
     end;
-  data:=ASNObject(data,$30);
+  data:=ASNObject(data,ASN1_SEQ);
-  data:=ASNObject(char(Self.ID),2)
+  data:=ASNObject(char(Self.ID),ASN1_INT)
-    +ASNObject(char(Self.ErrorStatus),2)
+    +ASNObject(char(Self.ErrorStatus),ASN1_INT)
-    +ASNObject(char(Self.ErrorIndex),2)
+    +ASNObject(char(Self.ErrorIndex),ASN1_INT)
     +data;
-  data:=ASNObject(char(Self.Version),2)
+  data:=ASNObject(char(Self.Version),ASN1_INT)
-    +ASNObject(Self.community,4)
+    +ASNObject(Self.community,ASN1_OCTSTR)
     +ASNObject(data,Self.PDUType);
-  data:=ASNObject(data,$30);
+  data:=ASNObject(data,ASN1_SEQ);
   Result:=data;
 end;
 
@@ -200,14 +199,14 @@ begin
 end;
 
 {TSNMPRec.MIBAdd}
-procedure TSNMPRec.MIBAdd(MIB,Value:string; ValueType:TSNMPMibValueType);
+procedure TSNMPRec.MIBAdd(MIB,Value:string; ValueType:integer);
 var
   SNMPMib: TSNMPMib;
 begin
   SNMPMib := TSNMPMib.Create;
   SNMPMib.OID := MIB;
   SNMPMib.Value := Value;
-  SNMPMib.ValueType := ConvertValueType(ValueType);
+  SNMPMib.ValueType := ValueType;
   SNMPMibList.Add(SNMPMib);
 end;
 
@@ -237,21 +236,6 @@ begin
     end;
 end;
 
-{TSNMPRec.GetValueType}
-function TSNMPRec.ConvertValueType(ValueType: TSNMPMibValueType): integer;
-begin
-  result := ASN1_NULL;
-  if (ValueType = smvtInteger) then result := ASN1_INT;
-  if (ValueType = smvtOctetString) then result := ASN1_OCTSTR;
-  if (ValueType = smvtNull) then result := ASN1_NULL;
-  if (ValueType = smvtObjectId) then result := ASN1_OBJID;
-  if (ValueType = smvtSequence) then result := ASN1_SEQ;
-  if (ValueType = smvtIpAddress) then result := ASN1_IPADDR;
-  if (ValueType = smvtCounter) then result := ASN1_COUNTER;
-  if (ValueType = smvtGauge) then result := ASN1_GAUGE;
-  if (ValueType = smvtTimeTicks) then result := ASN1_TIMETICKS;
-end;
-
 
 {==============================================================================}
 
@@ -265,7 +249,7 @@ begin
   Reply.Clear;
   sock:=TUDPBlockSocket.create;
   sock.createsocket;
-  timeout:=5;
+  timeout:=5000;
   host:='localhost';
 end;
 
@@ -308,12 +292,11 @@ function SNMPget (Oid, Community, SNMPHost:string; var Value:string):Boolean;
 var
   SNMP:TSNMPSend;
 begin
-  Result:=False;
   SNMP:=TSNMPSend.Create;
   try
     Snmp.Query.community:=Community;
     Snmp.Query.PDUType:=PDUGetRequest;
-    Snmp.Query.MIBAdd(Oid,'',smvtNull);
+    Snmp.Query.MIBAdd(Oid,'',ASN1_NULL);
     Snmp.host:=SNMPHost;
     Result:=Snmp.DoIt;
     if Result then
@@ -323,7 +306,7 @@ begin
   end;
 end;
 
-function SNMPSet(Oid, Community, SNMPHost, Value: string; ValueType: TSNMPMibValueType): boolean;
+function SNMPSet(Oid, Community, SNMPHost, Value: string; ValueType: integer): boolean;
 var
   SNMPSend: TSNMPSend;
 begin

snmptrap.pas

@@ -1,5 +1,5 @@
 {==============================================================================|
-| Project : Delphree - Synapse                                   | 001.002.001 |
+| Project : Delphree - Synapse                                   | 002.000.000 |
 |==============================================================================|
 | Content: SNMP traps                                                          |
 |==============================================================================|
@@ -29,7 +29,7 @@ unit SNMPTrap;
 interface
 
 uses
-  Classes, SysUtils, BlckSock, SynaUtil, ASN1Util;
+  Classes, SysUtils, BlckSock, SynaUtil, ASN1Util, SNMPsend;
 
 const
   TRAP_PORT      = 162;
@@ -57,12 +57,11 @@ type
       GenTrap: integer;
       SpecTrap: integer;
       TimeTicks: integer;
-      MIBOID: TStringList;
+      SNMPMibList: TList;
-      MIBValue: TStringList;
       constructor Create;
       destructor Destroy; override;
       procedure Clear;
-      procedure MIBAdd(MIB, Value: string);
+      procedure MIBAdd(MIB, Value: string; ValueType:integer);
       procedure MIBDelete(Index: integer);
       function MIBGet(MIB: string): string;
       function EncodeTrap: integer;
@@ -83,7 +82,7 @@ type
   end;
 
 function SendTrap(Dest, Source, Enterprise, Community: string;
-  Generic, Specific, Seconds: integer; MIBName, MIBValue: TStringList): integer;
+  Generic, Specific, Seconds: integer; MIBName, MIBValue: string; MIBtype:integer): integer;
 function RecvTrap(var Dest, Source, Enterprise, Community: string;
   var Generic, Specific, Seconds: integer; var MIBName, MIBValue: TStringList): integer;
 
@@ -92,8 +91,7 @@ implementation
 constructor TTrapPDU.Create;
 begin
   inherited Create;
-  MIBOID := TStringList.Create;
+  SNMPMibList := TList.create;
-  MIBValue := TStringList.Create;
   TrapPort := TRAP_PORT;
   Version := SNMP_VERSION;
   PDUType := PDU_TRAP;
@@ -102,54 +100,89 @@ end;
 
 destructor TTrapPDU.Destroy;
 begin
-  MIBValue.Free;
+  SNMPMibList.free;
-  MIBOID.Free;
   inherited Destroy;
 end;
 
 procedure TTrapPDU.Clear;
+var
+  i:integer;
 begin
-  MIBOID.Clear;
+  for i := 0 to SNMPMibList.count - 1 do
-  MIBValue.Clear;
+    TSNMPMib(SNMPMibList[i]).Free;
+  SNMPMibList.Clear;
   TrapPort := TRAP_PORT;
   Version := SNMP_VERSION;
   PDUType := PDU_TRAP;
   Community := 'public';
 end;
 
-procedure TTrapPDU.MIBAdd(MIB, Value: string);
+procedure TTrapPDU.MIBAdd(MIB, Value: string; ValueType:integer);
+var
+  SNMPMib: TSNMPMib;
 begin
-  MIBOID.Add(MIB);
+  SNMPMib := TSNMPMib.Create;
-  MIBValue.Add(Value);
+  SNMPMib.OID := MIB;
+  SNMPMib.Value := Value;
+  SNMPMib.ValueType := ValueType;
+  SNMPMibList.Add(SNMPMib);
 end;
 
 procedure TTrapPDU.MIBDelete(Index: integer);
 begin
-  MIBOID.Delete(Index);
+  if (Index >= 0) and (Index < SNMPMibList.count) then
-  MIBValue.Delete(Index);
+    begin
+      TSNMPMib(SNMPMibList[Index]).Free;
+      SNMPMibList.Delete(Index);
+    end;
 end;
 
 function TTrapPDU.MIBGet(MIB: string): string;
 var
-  x: integer;
+  i: integer;
 begin
-  x := MIBOID.IndexOf(MIB);
+  Result := '';
-  if (x < 0) then
+  for i := 0 to SNMPMibList.count - 1 do
-    Result := ''
+    begin
-  else
+      if ((TSNMPMib(SNMPMibList[i])).OID = MIB) then
-    Result := MIBValue[x];
+      begin
+        Result := (TSNMPMib(SNMPMibList[i])).Value;
+        break;
+      end;
+    end;
 end;
 
 function TTrapPDU.EncodeTrap: integer;
 var
   s: string;
   n: integer;
+  SNMPMib: TSNMPMib;
 begin
   Buffer := '';
-  for n:=0 to MIBOID.Count-1 do
+  for n:=0 to SNMPMibList.Count-1 do
     begin
-      s := ASNObject(MibToID(MIBOID[n]), ASN1_OBJID)
+      SNMPMib := SNMPMibList[n];
-        + ASNObject(MIBValue[n], ASN1_OCTSTR);
+      case (SNMPMib.ValueType) of
+        ASN1_INT, ASN1_COUNTER, ASN1_GAUGE, ASN1_TIMETICKS:
+          begin
+            s := ASNObject(MibToID(SNMPMib.OID),ASN1_OBJID)
+              +ASNObject(ASNEncInt(strToIntDef(SNMPMib.Value,0)),SNMPMib.ValueType);
+          end;
+        ASN1_OBJID:
+          begin
+            s := ASNObject(MibToID(SNMPMib.OID),ASN1_OBJID) + ASNObject(MibToID(SNMPMib.Value),SNMPMib.ValueType);
+          end;
+        ASN1_IPADDR:
+          begin
+            s := ASNObject(MibToID(SNMPMib.OID),ASN1_OBJID) + ASNObject(IPToID(SNMPMib.Value),SNMPMib.ValueType);
+          end;
+        ASN1_NULL:
+          begin
+            s := ASNObject(MibToID(SNMPMib.OID),ASN1_OBJID) + ASNObject('',ASN1_NULL);
+          end;
+        else
+          s := ASNObject(MibToID(SNMPMib.OID),ASN1_OBJID) + ASNObject(SNMPMib.Value,SNMPMib.ValueType);
+      end;
       Buffer := Buffer + ASNObject(s, ASN1_SEQ);
     end;
   Buffer := ASNObject(Buffer, ASN1_SEQ);
@@ -171,24 +204,26 @@ function TTrapPDU.DecodeTrap: integer;
 var
   Pos, EndPos: integer;
   Sm, Sv: string;
+  Svt:integer;
 begin
+  clear;
   Pos := 2;
   EndPos := ASNDecLen(Pos, Buffer);
-  Version := StrToIntDef(ASNItem(Pos, Buffer), 0);
+  Version := StrToIntDef(ASNItem(Pos, Buffer,svt), 0);
-  Community := ASNItem(Pos, Buffer);
+  Community := ASNItem(Pos, Buffer,svt);
-  PDUType := StrToIntDef(ASNItem(Pos, Buffer), PDU_TRAP);
+  PDUType := StrToIntDef(ASNItem(Pos, Buffer,svt), PDU_TRAP);
-  Enterprise := IdToMIB(ASNItem(Pos, Buffer));
+  Enterprise := IdToMIB(ASNItem(Pos, Buffer,svt));
-  TrapHost := ASNItem(Pos, Buffer);
+  TrapHost := ASNItem(Pos, Buffer,svt);
-  GenTrap := StrToIntDef(ASNItem(Pos, Buffer), 0);
+  GenTrap := StrToIntDef(ASNItem(Pos, Buffer,svt), 0);
-  Spectrap := StrToIntDef(ASNItem(Pos, Buffer), 0);
+  Spectrap := StrToIntDef(ASNItem(Pos, Buffer,svt), 0);
-  TimeTicks := StrToIntDef(ASNItem(Pos, Buffer), 0);
+  TimeTicks := StrToIntDef(ASNItem(Pos, Buffer,svt), 0);
-  ASNItem(Pos, Buffer);
+  ASNItem(Pos, Buffer,svt);
   while (Pos < EndPos) do
     begin
-      ASNItem(Pos, Buffer);
+      ASNItem(Pos, Buffer,svt);
-      Sm := ASNItem(Pos, Buffer);
+      Sm := ASNItem(Pos, Buffer,svt);
-      Sv := ASNItem(Pos, Buffer);
+      Sv := ASNItem(Pos, Buffer,svt);
-      MIBAdd(Sm, Sv);
+      MIBAdd(Sm, Sv, svt);
     end;
   Result := 1;
 end;
@@ -198,7 +233,7 @@ begin
   inherited Create;
   Sock := TUDPBlockSocket.Create;
   Trap := TTrapPDU.Create;
-  Timeout := 5;
+  Timeout := 5000;
   SNMPHost := '127.0.0.1';
   Sock.CreateSocket;
 end;
@@ -238,10 +273,9 @@ begin
 end;
 
 function SendTrap(Dest, Source, Enterprise, Community: string;
-  Generic, Specific, Seconds: integer; MIBName, MIBValue: TStringList): integer;
+  Generic, Specific, Seconds: integer; MIBName, MIBValue: string; MIBtype:integer): integer;
 var
   SNMP: TTrapSNMP;
-  i: integer;
 begin
   SNMP := TTrapSNMP.Create;
   try
@@ -252,8 +286,7 @@ begin
     SNMP.Trap.GenTrap := Generic;
     SNMP.Trap.SpecTrap := Specific;
     SNMP.Trap.TimeTicks := Seconds;
-    for i:=0 to (MIBName.Count - 1) do
+    SNMP.Trap.MIBAdd(MIBName,MIBValue,MIBType);
-      SNMP.Trap.MIBAdd(MIBName[i], MIBValue[i]);
     Result := SNMP.Send;
   finally
     SNMP.Free;
@@ -282,10 +315,10 @@ begin
       Seconds := SNMP.Trap.TimeTicks;
       MIBName.Clear;
       MIBValue.Clear;
-      for i:=0 to (SNMP.Trap.MIBOID.Count - 1) do
+      for i:=0 to (SNMP.Trap.SNMPMibList.count - 1) do
         begin
-          MIBName.Add(SNMP.Trap.MIBOID[i]);
+          MIBName.Add(TSNMPMib(SNMP.Trap.SNMPMibList[i]).OID);
-          MIBValue.Add(SNMP.Trap.MIBValue[i]);
+          MIBValue.Add(TSNMPMib(SNMP.Trap.SNMPMibList[i]).Value);
         end;
     end;
   finally

sntpsend.pas

@@ -1,5 +1,5 @@
 {==============================================================================|
-| Project : Delphree - Synapse                                   | 001.000.000 |
+| Project : Delphree - Synapse                                   | 001.001.000 |
 |==============================================================================|
 | Content: SNTP client                                                         |
 |==============================================================================|
@@ -73,7 +73,7 @@ begin
   inherited Create;
   sock:=TUDPBlockSocket.create;
   sock.CreateSocket;
-  timeout:=5;
+  timeout:=5000;
   sntphost:='localhost';
 end;
 

synautil.pas

@@ -1,5 +1,5 @@
 {==============================================================================|
-| Project : Delphree - Synapse                                   | 001.002.000 |
+| Project : Delphree - Synapse                                   | 001.002.001 |
 |==============================================================================|
 | Content: support procedures and functions                                    |
 |==============================================================================|
@@ -46,6 +46,9 @@ function IPToID(Host: string): string;
 
 implementation
 
+uses
+  ASN1util;
+
 {==============================================================================}
 {timezone}
 function timezone:string;
@@ -54,8 +57,12 @@ var
   bias:integer;
   h,m:integer;
 begin
-  GetTimeZoneInformation(Zoneinfo);
+  case GetTimeZoneInformation(Zoneinfo) of
-  bias:=zoneinfo.bias;
+    2:  bias:=zoneinfo.bias+zoneinfo.DaylightBias;
+    1:  bias:=zoneinfo.bias+zoneinfo.StandardBias;
+    else
+      bias:=zoneinfo.bias;
+  end;
   if bias<=0 then result:='+'
     else result:='-';
   bias:=abs(bias);
@@ -215,11 +222,11 @@ begin
   result:='';
   x:=walkint(mib);
   x:=x*40+walkint(mib);
-  result:=char(x);
+  result:=ASNEncOIDItem(x);
   while mib<>'' do
     begin
       x:=walkint(mib);
-      result:=result+char(x);
+      result:=result+ASNEncOIDItem(x);
     end;
 end;
 
@@ -231,10 +238,11 @@ var
   x,y,n:integer;
 begin
   result:='';
-  For n:=1 to length(id) do
+  n:=1;
+  while length(id)+1>n do
     begin
-      x:=ord(id[n]);
+      x:=ASNDecOIDItem(n,id);
-      if n=1 then
+      if (n-1)=1 then
         begin
           y:=x div 40;
           x:=x mod 40;