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

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⟦b6bb708a3⟧ Ada Source

    Length: 5120 (0x1400)
    Types: Ada Source
    Notes: 03_class, FILE, R1k_Segment, e3_tag, package body Serial_Io, seg_03ccfd

Derivation

└─⟦8527c1e9b⟧ Bits:30000544 8mm tape, Rational 1000, Arrival backup of disks in PAM's R1000
    └─⟦5a81ac88f⟧ »Space Info Vol 1« 
        └─⟦this⟧ 

with System;
with Text_Io;
package body Serial_Io is
    procedure Read_String_C (C_Message : System.Address;
                             C_Tty : System.Address;
                             C_Length : System.Address);
    pragma Interface (C, Read_String_C);
    pragma Interface_Information (Read_String_C, ".read_string");

    procedure Write_String_C (C_Message : System.Address;
                              C_Tty : System.Address;
                              C_Length : Integer);
    pragma Interface (C, Write_String_C);
    pragma Interface_Information (Write_String_C, ".write_string");

    procedure Write_Char_C (C_Message : Interchange.Byte;
                            C_Tty : System.Address);  
    pragma Interface (C, Write_Char_C);
    pragma Interface_Information (Write_Char_C, ".write_char");


    procedure Put (S : String; Tty : String) is
        C_Message : constant String := S;
        C_Tty : constant String := Tty & Ascii.Nul;
    begin
        Write_String_C (C_Message => C_Message (C_Message'First)'Address,
                        C_Tty => C_Tty (C_Tty'First)'Address,
                        C_Length => C_Message'Length);
    end Put;


    procedure Put (B : Interchange.Byte; Tty : String) is
        C_Tty : constant String := Tty & Ascii.Nul;
    begin
        Write_Char_C (C_Message => B, C_Tty => C_Tty (C_Tty'First)'Address);  
    end Put;


    procedure Put (Bs : Interchange.Byte_String; Tty : String) is
        C_Tty : constant String := Tty & Ascii.Nul;
    begin
        Write_String_C (C_Message => Bs (Bs'First)'Address,
                        C_Tty => C_Tty (C_Tty'First)'Address,
                        C_Length => Bs'Length);
    end Put;


    function Get (Tty : String) return Interchange.Byte_String is
        Buf : Interchange.Byte_String (1 .. 1024);
        C_Tty : constant String := Tty & Ascii.Nul;
        Cnt : Integer := 0;
    begin
        Read_String_C (C_Message => Buf'Address,
                       C_Tty => C_Tty (C_Tty'First)'Address,
                       C_Length => Cnt'Address);
        Text_Io.Put_Line ("get: cnt=>" & Integer'Image (Cnt));
        return Buf (Buf'First .. Cnt);
    end Get;


    function Invoke (S : Interchange.Byte_String; Tty : String)
                    return Interchange.Byte_String is
    begin
        Put (S, Tty);
        return Get (Tty);
    end Invoke;
end Serial_Io;

    nblk1=4
    nid=0
    hdr6=8
        [0x00] rec0=1a rec1=00 rec2=01 rec3=006
        [0x01] rec0=01 rec1=00 rec2=04 rec3=00e
        [0x02] rec0=1b rec1=00 rec2=03 rec3=03c
        [0x03] rec0=0f rec1=00 rec2=02 rec3=000
    tail 0x215354b1085e275499da3 0x42a00088462060003