Natools

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Differences From Artifact [b5bd7e07f7]:

To Artifact [d614874f0e]:


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      --  print the given dictionary in the given file

   procedure Print_Help
     (Opt : in Getopt.Configuration;
      Output : in Ada.Text_IO.File_Type);
      --  Print the help text to the given file







   function To_Dictionary
     (Handler : in Callback'Class;
      Input : in Natools.Smaz_Tools.String_Lists.List)
     return Natools.Smaz_256.Dictionary;
      --  Convert the input into a dictionary given the option in Handler









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      --  print the given dictionary in the given file

   procedure Print_Help
     (Opt : in Getopt.Configuration;
      Output : in Ada.Text_IO.File_Type);
      --  Print the help text to the given file

   procedure Process
     (Handler : in Callback'Class;
      Word_List : in Natools.Smaz_Tools.String_Lists.List;
      Data_List : in Natools.Smaz_Tools.String_Lists.List);
      --  Perform the requested operations

   function To_Dictionary
     (Handler : in Callback'Class;
      Input : in Natools.Smaz_Tools.String_Lists.List)
     return Natools.Smaz_256.Dictionary;
      --  Convert the input into a dictionary given the option in Handler


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               Put_Line (Output, Indent & Indent
                 & "Disable variable-length verbatim in built dictionary");
         end case;
      end loop;
   end Print_Help;


   function To_Dictionary
     (Handler : in Callback'Class;
      Input : in Natools.Smaz_Tools.String_Lists.List)
     return Natools.Smaz_256.Dictionary
   is
      use type Natools.Smaz_Tools.String_Count;
      use type Dict_Sources.Enum;
   begin
      case Handler.Dict_Source is
         when Dict_Sources.S_Expression =>
            return Tools_256.To_Dictionary (Input, Handler.Vlen_Verbatim);

         when Dict_Sources.Text_List | Dict_Sources.Unoptimized_Text_List =>
            declare
               Counter : Natools.Smaz_Tools.Word_Counter;
            begin
               for S of Input loop
                  Natools.Smaz_Tools.Add_Substrings
                    (Counter, S, Handler.Min_Sub_Size, Handler.Max_Sub_Size);

                  if Handler.Max_Word_Size > Handler.Max_Sub_Size then
                     Natools.Smaz_Tools.Add_Words
                       (Counter, S,
                        Handler.Max_Sub_Size + 1, Handler.Max_Word_Size);
                  end if;
               end loop;

               if Handler.Filter_Threshold > 0 then
                  Natools.Smaz_Tools.Filter_By_Count
                    (Counter, Handler.Filter_Threshold);
               end if;

               if Handler.Dict_Source = Dict_Sources.Text_List then
                  declare
                     Selected, Pending : Natools.Smaz_Tools.String_Lists.List;
                  begin
                     Natools.Smaz_Tools.Simple_Dictionary_And_Pending
                       (Counter,
                        Handler.Dict_Size,
                        Selected,
                        Pending,
                        Handler.Score_Method,
                        Handler.Max_Pending);

                     return Optimize_Dictionary
                       (Tools_256.To_Dictionary
                          (Selected, Handler.Vlen_Verbatim),
                        Pending,
                        Input,
                        Handler.Job_Count,
                        Handler.Score_Method);
                  end;
               else
                  return Tools_256.To_Dictionary
                    (Natools.Smaz_Tools.Simple_Dictionary
                       (Counter, Handler.Dict_Size, Handler.Score_Method),
                     Handler.Vlen_Verbatim);
               end if;
            end;
      end case;
   end To_Dictionary;


   Opt_Config : constant Getopt.Configuration := Getopt_Config;
   Handler : Callback;
   Input_List, Input_Data : Natools.Smaz_Tools.String_Lists.List;
begin
   Process_Command_Line :
   begin
      Opt_Config.Process (Handler);
   exception
      when Getopt.Option_Error =>
         Print_Help (Opt_Config, Ada.Text_IO.Current_Error);
         Ada.Command_Line.Set_Exit_Status (Ada.Command_Line.Failure);
         return;
   end Process_Command_Line;

   if Handler.Display_Help then
      Print_Help (Opt_Config, Ada.Text_IO.Current_Output);
   end if;

   if not Handler.Need_Dictionary then
      return;
   end if;

   if not (Handler.Stat_Output or Handler.Sx_Output) then
      Handler.Sx_Output := True;
   end if;

   Read_Input_List :
   declare
      use type Actions.Enum;

      Input : constant access Ada.Streams.Root_Stream_Type'Class
        := Ada.Text_IO.Text_Streams.Stream (Ada.Text_IO.Current_Input);
      Parser : Natools.S_Expressions.Parsers.Stream_Parser (Input);
   begin
      Parser.Next;
      Natools.Smaz_Tools.Read_List (Input_List, Parser);

      if Handler.Action /= Actions.Nothing then
         Parser.Next;
         Natools.Smaz_Tools.Read_List (Input_Data, Parser);
      end if;
   end Read_Input_List;


   Build_Dictionary :
   declare
      Dictionary : Natools.Smaz_256.Dictionary
        := To_Dictionary (Handler, Input_List);
      Sx_Output : Natools.S_Expressions.Printers.Canonical
        (Ada.Text_IO.Text_Streams.Stream (Ada.Text_IO.Current_Output));
      Ada_Dictionary : constant String
        := Ada.Strings.Unbounded.To_String (Handler.Ada_Dictionary);
      Hash_Package : constant String
        := Ada.Strings.Unbounded.To_String (Handler.Hash_Package);
   begin
      Dictionary.Hash := Natools.Smaz_Tools.Linear_Search'Access;
      Natools.Smaz_Tools.List_For_Linear_Search := Input_List;

      if Ada_Dictionary'Length > 0 then
         Print_Dictionary (Ada_Dictionary, Dictionary, Hash_Package);
      end if;

      if Hash_Package'Length > 0 then
         Natools.Smaz_Tools.GNAT.Build_Perfect_Hash (Input_List, Hash_Package);
      end if;

      if Handler.Sx_Dict_Output then
         Sx_Output.Open_List;
         for I in Dictionary.Offsets'Range loop
            Sx_Output.Append_String
              (Natools.Smaz_256.Dict_Entry (Dictionary, I));
         end loop;
         Sx_Output.Close_List;
      end if;

      case Handler.Action is
         when Actions.Nothing => null;

         when Actions.Decode =>
            if Handler.Sx_Output then
               Sx_Output.Open_List;
               for S of Input_Data loop
                  Sx_Output.Append_String
                    (Natools.Smaz_256.Decompress (Dictionary, To_SEA (S)));
               end loop;
               Sx_Output.Close_List;
            end if;

            if Handler.Stat_Output then







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               Put_Line (Output, Indent & Indent
                 & "Disable variable-length verbatim in built dictionary");
         end case;
      end loop;
   end Print_Help;


   procedure Process
     (Handler : in Callback'Class;
      Word_List : in Natools.Smaz_Tools.String_Lists.List;
      Data_List : in Natools.Smaz_Tools.String_Lists.List)
   is








































































































      Dictionary : Natools.Smaz_256.Dictionary
        := To_Dictionary (Handler, Word_List);
      Sx_Output : Natools.S_Expressions.Printers.Canonical
        (Ada.Text_IO.Text_Streams.Stream (Ada.Text_IO.Current_Output));
      Ada_Dictionary : constant String
        := Ada.Strings.Unbounded.To_String (Handler.Ada_Dictionary);
      Hash_Package : constant String
        := Ada.Strings.Unbounded.To_String (Handler.Hash_Package);
   begin
      Dictionary.Hash := Natools.Smaz_Tools.Linear_Search'Access;
      Natools.Smaz_Tools.List_For_Linear_Search := Word_List;

      if Ada_Dictionary'Length > 0 then
         Print_Dictionary (Ada_Dictionary, Dictionary, Hash_Package);
      end if;

      if Hash_Package'Length > 0 then
         Natools.Smaz_Tools.GNAT.Build_Perfect_Hash (Word_List, Hash_Package);
      end if;

      if Handler.Sx_Dict_Output then
         Sx_Output.Open_List;
         for I in Dictionary.Offsets'Range loop
            Sx_Output.Append_String
              (Natools.Smaz_256.Dict_Entry (Dictionary, I));
         end loop;
         Sx_Output.Close_List;
      end if;

      case Handler.Action is
         when Actions.Nothing => null;

         when Actions.Decode =>
            if Handler.Sx_Output then
               Sx_Output.Open_List;
               for S of Data_List loop
                  Sx_Output.Append_String
                    (Natools.Smaz_256.Decompress (Dictionary, To_SEA (S)));
               end loop;
               Sx_Output.Close_List;
            end if;

            if Handler.Stat_Output then
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                        & Natural'Image (Output)
                        & Ada.Characters.Latin_1.HT
                        & Float'Image (Float (Original) / Float (Output)));
                  end Print_Line;
                  Original_Total : Natural := 0;
                  Output_Total : Natural := 0;
               begin
                  for S of Input_Data loop
                     declare
                        Original_Size : constant Natural := S'Length;
                        Output_Size : constant Natural
                          := Natools.Smaz_256.Decompress
                             (Dictionary, To_SEA (S))'Length;
                     begin
                        Print_Line (Original_Size, Output_Size);
                        Original_Total := Original_Total + Original_Size;
                        Output_Total := Output_Total + Output_Size;
                     end;
                  end loop;

                  Print_Line (Original_Total, Output_Total);
               end;
            end if;

         when Actions.Encode =>
            if Handler.Sx_Output then
               Sx_Output.Open_List;
               for S of Input_Data loop
                  Sx_Output.Append_Atom
                    (Natools.Smaz_256.Compress (Dictionary, S));
               end loop;
               Sx_Output.Close_List;
            end if;

            if Handler.Stat_Output then







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                        & Natural'Image (Output)
                        & Ada.Characters.Latin_1.HT
                        & Float'Image (Float (Original) / Float (Output)));
                  end Print_Line;
                  Original_Total : Natural := 0;
                  Output_Total : Natural := 0;
               begin
                  for S of Data_List loop
                     declare
                        Original_Size : constant Natural := S'Length;
                        Output_Size : constant Natural
                          := Natools.Smaz_256.Decompress
                             (Dictionary, To_SEA (S))'Length;
                     begin
                        Print_Line (Original_Size, Output_Size);
                        Original_Total := Original_Total + Original_Size;
                        Output_Total := Output_Total + Output_Size;
                     end;
                  end loop;

                  Print_Line (Original_Total, Output_Total);
               end;
            end if;

         when Actions.Encode =>
            if Handler.Sx_Output then
               Sx_Output.Open_List;
               for S of Data_List loop
                  Sx_Output.Append_Atom
                    (Natools.Smaz_256.Compress (Dictionary, S));
               end loop;
               Sx_Output.Close_List;
            end if;

            if Handler.Stat_Output then
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                        & Ada.Characters.Latin_1.HT
                        & Float'Image (Float (Base64) / Float (Original)));
                  end Print_Line;
                  Original_Total : Natural := 0;
                  Output_Total : Natural := 0;
                  Base64_Total : Natural := 0;
               begin
                  for S of Input_Data loop
                     declare
                        Original_Size : constant Natural := S'Length;
                        Output_Size : constant Natural
                          := Natools.Smaz_256.Compress (Dictionary, S)'Length;
                        Base64_Size : constant Natural
                          := ((Output_Size + 2) / 3) * 4;
                     begin







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                        & Ada.Characters.Latin_1.HT
                        & Float'Image (Float (Base64) / Float (Original)));
                  end Print_Line;
                  Original_Total : Natural := 0;
                  Output_Total : Natural := 0;
                  Base64_Total : Natural := 0;
               begin
                  for S of Data_List loop
                     declare
                        Original_Size : constant Natural := S'Length;
                        Output_Size : constant Natural
                          := Natools.Smaz_256.Compress (Dictionary, S)'Length;
                        Base64_Size : constant Natural
                          := ((Output_Size + 2) / 3) * 4;
                     begin
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         when Actions.Evaluate =>
            declare
               Total_Size : Ada.Streams.Stream_Element_Count;
               Counts : Tools_256.Dictionary_Counts;
            begin
               Evaluate_Dictionary (Handler.Job_Count,
                  Dictionary, Input_Data, Total_Size, Counts);

               if Handler.Sx_Output then
                  Sx_Output.Open_List;
                  Sx_Output.Append_String (Ada.Strings.Fixed.Trim
                    (Ada.Streams.Stream_Element_Count'Image (Total_Size),
                     Ada.Strings.Both));








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         when Actions.Evaluate =>
            declare
               Total_Size : Ada.Streams.Stream_Element_Count;
               Counts : Tools_256.Dictionary_Counts;
            begin
               Evaluate_Dictionary (Handler.Job_Count,
                  Dictionary, Data_List, Total_Size, Counts);

               if Handler.Sx_Output then
                  Sx_Output.Open_List;
                  Sx_Output.Append_String (Ada.Strings.Fixed.Trim
                    (Ada.Streams.Stream_Element_Count'Image (Total_Size),
                     Ada.Strings.Both));

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                       Tools_256.Score_Frequency'Access);
                     Print_Min_Max ("gain",
                       Tools_256.Score_Gain'Access);
                  end;
               end if;
            end;
      end case;































































   end Build_Dictionary;















































end Smaz;







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                       Tools_256.Score_Frequency'Access);
                     Print_Min_Max ("gain",
                       Tools_256.Score_Gain'Access);
                  end;
               end if;
            end;
      end case;
   end Process;


   function To_Dictionary
     (Handler : in Callback'Class;
      Input : in Natools.Smaz_Tools.String_Lists.List)
     return Natools.Smaz_256.Dictionary
   is
      use type Natools.Smaz_Tools.String_Count;
      use type Dict_Sources.Enum;
   begin
      case Handler.Dict_Source is
         when Dict_Sources.S_Expression =>
            return Tools_256.To_Dictionary (Input, Handler.Vlen_Verbatim);

         when Dict_Sources.Text_List | Dict_Sources.Unoptimized_Text_List =>
            declare
               Counter : Natools.Smaz_Tools.Word_Counter;
            begin
               for S of Input loop
                  Natools.Smaz_Tools.Add_Substrings
                    (Counter, S, Handler.Min_Sub_Size, Handler.Max_Sub_Size);

                  if Handler.Max_Word_Size > Handler.Max_Sub_Size then
                     Natools.Smaz_Tools.Add_Words
                       (Counter, S,
                        Handler.Max_Sub_Size + 1, Handler.Max_Word_Size);
                  end if;
               end loop;

               if Handler.Filter_Threshold > 0 then
                  Natools.Smaz_Tools.Filter_By_Count
                    (Counter, Handler.Filter_Threshold);
               end if;

               if Handler.Dict_Source = Dict_Sources.Text_List then
                  declare
                     Selected, Pending : Natools.Smaz_Tools.String_Lists.List;
                  begin
                     Natools.Smaz_Tools.Simple_Dictionary_And_Pending
                       (Counter,
                        Handler.Dict_Size,
                        Selected,
                        Pending,
                        Handler.Score_Method,
                        Handler.Max_Pending);

                     return Optimize_Dictionary
                       (Tools_256.To_Dictionary
                          (Selected, Handler.Vlen_Verbatim),
                        Pending,
                        Input,
                        Handler.Job_Count,
                        Handler.Score_Method);
                  end;
               else
                  return Tools_256.To_Dictionary
                    (Natools.Smaz_Tools.Simple_Dictionary
                       (Counter, Handler.Dict_Size, Handler.Score_Method),
                     Handler.Vlen_Verbatim);
               end if;
            end;
      end case;
   end To_Dictionary;


   Opt_Config : constant Getopt.Configuration := Getopt_Config;
   Handler : Callback;
   Input_List, Input_Data : Natools.Smaz_Tools.String_Lists.List;
begin
   Process_Command_Line :
   begin
      Opt_Config.Process (Handler);
   exception
      when Getopt.Option_Error =>
         Print_Help (Opt_Config, Ada.Text_IO.Current_Error);
         Ada.Command_Line.Set_Exit_Status (Ada.Command_Line.Failure);
         return;
   end Process_Command_Line;

   if Handler.Display_Help then
      Print_Help (Opt_Config, Ada.Text_IO.Current_Output);
   end if;

   if not Handler.Need_Dictionary then
      return;
   end if;

   if not (Handler.Stat_Output or Handler.Sx_Output) then
      Handler.Sx_Output := True;
   end if;

   Read_Input_List :
   declare
      use type Actions.Enum;

      Input : constant access Ada.Streams.Root_Stream_Type'Class
        := Ada.Text_IO.Text_Streams.Stream (Ada.Text_IO.Current_Input);
      Parser : Natools.S_Expressions.Parsers.Stream_Parser (Input);
   begin
      Parser.Next;
      Natools.Smaz_Tools.Read_List (Input_List, Parser);

      if Handler.Action /= Actions.Nothing then
         Parser.Next;
         Natools.Smaz_Tools.Read_List (Input_Data, Parser);
      end if;
   end Read_Input_List;

   Process (Handler, Input_List, Input_Data);

end Smaz;