DataMuseum.dk Presents historical artifacts from the history of: Rational R1000/400

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⟦dc9d4ca7d⟧ Ada Source

    Length: 6144 (0x1800)
    Types: Ada Source
    Notes: 03_class, FILE, R1k_Segment, e3_tag, package body Message, seg_057ece, seg_05825e

Derivation

└─⟦8527c1e9b⟧ Bits:30000544 8mm tape, Rational 1000, Arrival backup of disks in PAM's R1000
    └─ ⟦cfc2e13cd⟧ »Space Info Vol 2« 
        └─⟦this⟧ 

with Text_Io;

package body Message is
    Sep : constant Character := '#';

    function Create (Class : in Class_Message;
                     Source : in Agent_Nb.T_Agent_Nb;
                     Destination : in Agent_Nb.T_Agent_Nb;
                     Donnees : in Var_String.V_String) return Object is

    begin
        return Object'(Class => Class,
                       Source => Source,
                       Destination => Destination,
                       Donnees => Donnees);
    end Create;

    function Image (Message : in Object) return Var_String.V_String is
    begin
        return Var_String.Value
                  (Sep & Class_Message'Image (Message.Class) & Sep &
                   Var_String.Image (Agent_Nb.Image (Message.Source)) & Sep &
                   Var_String.Image (Agent_Nb.Image (Message.Destination)) &
                   Sep & Var_String.Image (Message.Donnees) & Sep);
    end Image;

    function Value (Message : in Var_String.V_String) return Object is
        Message_S : String (1 .. Var_String.Length (Message)) :=
           Var_String.Image (Message);
        Index : Positive := Message_S'First + 1;
        Class : Positive;
        Source : Positive;
        Destination : Positive;
        Donnees : Positive;
    begin
        loop
            exit when Message_S (Index) = Sep;
            Index := Index + 1;
        end loop;
        Source := Index + 1;
        Index := Index + 1;

        loop
            exit when Message_S (Index) = Sep;
            Index := Index + 1;
        end loop;
        Destination := Index + 1;
        Index := Index + 1;

        loop
            exit when Message_S (Index) = Sep;
            Index := Index + 1;
        end loop;  
        Donnees := Index + 1;

        return Object'
                  (Class => Class_Message'Value
                               (Message_S (Message_S'First + 1 .. Source - 2)),
                   Source => Agent_Nb.Value
                                (Var_String.Value
                                    (Message_S (Source .. Destination - 2))),
                   Destination =>
                      Agent_Nb.Value
                         (Var_String.Value
                             (Message_S (Destination .. Donnees - 2))),
                   Donnees => Var_String.Value
                                 (Message_S (Donnees .. Message_S'Last - 1)));
    end Value;

    function Get_Class (Message : in Object) return Class_Message is
    begin
        return Message.Class;
    end Get_Class;

    function Get_Source (Message : in Object) return Agent_Nb.T_Agent_Nb is
    begin
        return Message.Source;
    end Get_Source;

    function Get_Destination (Message : in Object) return Agent_Nb.T_Agent_Nb is
    begin
        return Message.Destination;
    end Get_Destination;

    function Get_Donnees (Message : in Object) return Var_String.V_String is
    begin
        return Message.Donnees;
    end Get_Donnees;

    procedure Set_Class (Message : in out Object; Class : in Class_Message) is
    begin
        Message.Class := Class;
    end Set_Class;

    procedure Set_Source (Message : in out Object;
                          Source : in Agent_Nb.T_Agent_Nb) is
    begin
        Message.Source := Source;
    end Set_Source;

    procedure Set_Destination (Message : in out Object;
                               Destination : in Agent_Nb.T_Agent_Nb) is
    begin
        Message.Destination := Destination;
    end Set_Destination;

    procedure Set_Donnees (Message : in out Object;
                           Donnees : in Var_String.V_String) is
    begin
        Message.Donnees := Donnees;
    end Set_Donnees;
end Message;

    nblk1=5
    nid=3
    hdr6=8
        [0x00] rec0=1c rec1=00 rec2=01 rec3=03a
        [0x01] rec0=1f rec1=00 rec2=05 rec3=09e
        [0x02] rec0=1b rec1=00 rec2=02 rec3=05a
        [0x03] rec0=1c rec1=00 rec2=04 rec3=000
        [0x04] rec0=17 rec1=00 rec2=03 rec3=000
    tail 0x21764066a87c6888a1c3f 0x42a00088462060003
Free Block Chain:
  0x3: 0000  00 00 02 dd 80 27 75 74 20 4f 62 6a 65 63 74 3b  ┆     'ut Object;┆