1 ------------------------------------------------------------------------------
3 -- GNAT COMPILER COMPONENTS --
5 -- G N A T . S E R I A L _ C O M M U N I C A T I O N S --
9 -- Copyright (C) 2007-2008, AdaCore --
11 -- GNAT is free software; you can redistribute it and/or modify it under --
12 -- terms of the GNU General Public License as published by the Free Soft- --
13 -- ware Foundation; either version 2, or (at your option) any later ver- --
14 -- sion. GNAT is distributed in the hope that it will be useful, but WITH- --
15 -- OUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY --
16 -- or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License --
17 -- for more details. You should have received a copy of the GNU General --
18 -- Public License distributed with GNAT; see file COPYING. If not, write --
19 -- to the Free Software Foundation, 51 Franklin Street, Fifth Floor, --
20 -- Boston, MA 02110-1301, USA. --
22 -- As a special exception, if other files instantiate generics from this --
23 -- unit, or you link this unit with other files to produce an executable, --
24 -- this unit does not by itself cause the resulting executable to be --
25 -- covered by the GNU General Public License. This exception does not --
26 -- however invalidate any other reasons why the executable file might be --
27 -- covered by the GNU Public License. --
29 -- GNAT was originally developed by the GNAT team at New York University. --
30 -- Extensive contributions were provided by Ada Core Technologies Inc. --
32 ------------------------------------------------------------------------------
34 -- Default version of this package
36 with Ada
.Streams
; use Ada
.Streams
;
38 package body GNAT
.Serial_Communications
is
40 pragma Warnings
(Off
);
41 -- Kill warnings on unreferenced formals
43 type Port_Data
is new Integer;
45 -----------------------
46 -- Local Subprograms --
47 -----------------------
49 procedure Unimplemented
;
50 pragma No_Return
(Unimplemented
);
51 -- This procedure raises a Program_Error with an appropriate message
52 -- indicating that an unimplemented feature has been used.
58 function Name
(Number
: Positive) return Port_Name
is
69 (Port
: out Serial_Port
;
82 Rate
: Data_Rate
:= B9600
;
83 Bits
: Data_Bits
:= CS8
;
84 Stop_Bits
: Stop_Bits_Number
:= One
;
85 Parity
: Parity_Check
:= None
;
86 Block
: Boolean := True;
87 Timeout
: Duration := 10.0)
97 overriding
procedure Read
98 (Port
: in out Serial_Port
;
99 Buffer
: out Stream_Element_Array
;
100 Last
: out Stream_Element_Offset
)
110 overriding
procedure Write
111 (Port
: in out Serial_Port
;
112 Buffer
: Stream_Element_Array
)
122 procedure Close
(Port
: in out Serial_Port
) is
131 procedure Unimplemented
is
133 raise Program_Error
with "Serial_Communications not implemented";
136 end GNAT
.Serial_Communications
;