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Mart Lubbers
CleanSerial
Commits
d6152aae
Commit
d6152aae
authored
Sep 26, 2016
by
Mart Lubbers
Browse files
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Plain Diff
use unistd instead of stdio, create test script
parent
53e4d72a
Changes
5
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Inline
Side-by-side
Showing
5 changed files
with
71 additions
and
80 deletions
+71
-80
Makefile
Makefile
+3
-3
TTY.dcl
TTY.dcl
+1
-4
TTY.icl
TTY.icl
+5
-23
test.icl
test.icl
+16
-0
tty.c
tty.c
+46
-50
No files found.
Makefile
View file @
d6152aae
TTY
:
TTY.prj
TTY.icl TTY.dcl Clean
\
System
\
Files/tty.o
clm
-desc
-exl
-tst
-ns
-nt
TTY
-o
TTY
test
:
test.icl
TTY.icl TTY.dcl Clean
\
System
\
Files/tty.o
clm
-desc
-exl
-tst
-ns
-nt
$(
basename
$<
)
-o
$@
Clean\ System\ Files/tty.o
:
tty.c
gcc
-g
-c
$<
-o
"
$@
"
clean
:
$(RM)
-r
Clean
\
System
\
Files/
*
TTY
sapl
$(RM)
-r
Clean
\
System
\
Files/
*
test
sapl
TTY.dcl
View file @
d6152aae
definition
module
TTY
from
StdFile
import
class
FileSystem
from
StdClass
import
class
zero
::
*
TTY
::
ByteSize
=
BytesizeFive
|
BytesizeSix
|
BytesizeSeven
|
BytesizeEight
::
Parity
=
ParityNone
|
Parity
Even
|
ParityOdd
|
ParityMark
|
ParitySpace
::
Parity
=
ParityNone
|
Parity
Odd
|
ParityEven
|
ParitySpace
|
ParityMark
::
BaudRate
=
B0
|
B50
|
B75
|
B110
|
B134
|
B150
|
B200
|
B300
|
B600
|
B1200
|
B1800
|
B2400
|
B4800
|
B9600
|
B19200
|
B38400
|
B57600
|
B115200
|
B230400
...
...
@@ -25,8 +24,6 @@ TTYopen :: !String !TTYSettings !*env -> (!Bool,!*TTY,!*env)
TTYclose
::
!*
TTY
!*
env
->
(!
Bool
,
!*
env
)
TTYreadc
::
!*
TTY
->
(!
Char
,
!*
TTY
)
TTYreadline
::
!*
TTY
->
(!
String
,
!*
TTY
)
TTYwrite
::
!*
TTY
!
String
->
*
TTY
...
...
TTY.icl
View file @
d6152aae
implementation
module
TTY
import
StdFunc
import
StdFile
import
StdMisc
import
StdBool
import
StdString
import
StdClass
import
code
from
"tty."
...
...
@@ -31,8 +27,8 @@ instance toInt ByteSize where
instance
toInt
Parity
where
toInt
p
=
case
p
of
ParityNone
=
0
;
Parity
Even
=
1
;
ParityOdd
=
2
;
ParityMark
=
3
;
Parity
Space
=
4
ParityNone
=
0
;
Parity
Odd
=
1
;
ParityEven
=
2
;
ParitySpace
=
3
;
Parity
Mark
=
4
TTYopen
::
!
String
!
TTYSettings
!*
env
->
(!
Bool
,
!*
TTY
,
!*
env
)
TTYopen
fn
ts
w
=
TTYopen2
...
...
@@ -54,15 +50,10 @@ TTYclose f w = code {
ccall
ttyclose
"I:I:A"
}
TTYreadc
::
!*
TTY
->
(!
Char
,
!*
TTY
)
TTYreadc
w
=
code {
ccall
ttyreadc
"I:VII"
}
TTYreadline
::
!*
TTY
->
(!
String
,
!*
TTY
)
TTYreadline
t
=
code {
ccall
ttyreadline
"I:VSI"
}
}
TTYwrite
::
!*
TTY
!
String
->
*
TTY
TTYwrite
s
e
=
code {
...
...
@@ -74,13 +65,4 @@ TTYerror w = code {
ccall
ttyerror
":S:A"
}
Start
::
*
World
->
(!
String
,
*
World
)
Start
w
#!
(
ok
,
tty
,
w
)
=
TTYopen
"/dev/ttyUSB0"
zero
w
|
not
ok
=
TTYerror
w
#!
tty
=
TTYwrite
tty
"echo123
\n
"
#!
(
c
,
tty
)
=
TTYreadline
tty
#!
(
ok
,
w
)
=
TTYclose
tty
w
|
not
ok
=
TTYerror
w
#!
(
s
,
w
)
=
TTYerror
w
=
(
c
,
w
)
Start
=
0
test.icl
0 → 100644
View file @
d6152aae
module
test
import
StdEnv
import
TTY
Start
::
*
World
->
(!
String
,
*
World
)
Start
w
#!
(
ok
,
tty
,
w
)
=
TTYopen
"/dev/ttyUSB0"
zero
w
|
not
ok
=
TTYerror
w
#!
tty
=
TTYwrite
tty
"echo123
\n
"
#!
(
c
,
tty
)
=
TTYreadline
tty
#!
(
ok
,
w
)
=
TTYclose
tty
w
|
not
ok
=
TTYerror
w
#!
(
s
,
w
)
=
TTYerror
w
=
(
"Read: "
+++
c
,
w
)
tty.c
View file @
d6152aae
#include <errno.h>
#include <fcntl.h>
#include <unistd.h>
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <errno.h>
#include <fcntl.h>
#include <sys/ioctl.h>
#include <termios.h>
#include <time.h>
#include "Clean.h"
#define INITIAL_BUFFERSIZE
1024
#define INITIAL_BUFFERSIZE
2
#define die(s) {perror(s);exit(EXIT_FAILURE);}
static
speed_t
baudrates
[]
=
{
B0
,
B50
,
B75
,
B110
,
B134
,
B150
,
B200
,
B300
,
B600
,
...
...
@@ -83,33 +86,37 @@ static void addTermios(int fd, struct termios *t)
}
void
ttyopen
(
CleanString
fn
,
int
baudrate
,
int
bytesize
,
int
parity
,
int
stopbits
,
int
xonoff
,
int
*
status
,
FILE
**
f
)
int
stopbits
,
int
xonoff
,
int
*
status
,
int
*
fd
)
{
struct
termios
tio
;
char
*
cs_fn
=
cleanStringToCString
(
fn
);
int
fd
=
open
(
cs_fn
,
O_RDWR
|
O_NOCTTY
);
*
fd
=
open
(
cs_fn
,
O_RDWR
|
O_NOCTTY
);
*
status
=
0
;
if
(
fd
<
0
){
if
(
*
fd
<
0
){
error
=
strerror
(
errno
);
}
else
{
//Get
tcgetattr
(
fd
,
&
tio
);
addTermios
(
fd
,
&
tio
);
tcgetattr
(
*
fd
,
&
tio
);
addTermios
(
*
fd
,
&
tio
);
//Baudrate
cfsetispeed
(
&
tio
,
baudrates
[
baudrate
]);
//Bytesize
tio
.
c_cflag
&=
~
CS
5
|
~
CS6
|
~
CS7
|
~
CS8
;
tio
.
c_cflag
&=
~
CS
IZE
;
tio
.
c_cflag
|=
bytesizes
[
bytesize
];
//Parity
tio
.
c_cflag
&=
~
PARENB
|
~
PARODD
|
~
CMSPAR
;
if
(
parity
==
1
)
tio
.
c_cflag
|=
PARENB
|
PARODD
;
else
if
(
parity
==
2
)
if
(
parity
==
0
)
{
tio
.
c_cflag
&=
~
PARENB
|
~
INPCK
;
}
else
if
(
parity
==
1
)
{
tio
.
c_cflag
|=
PARODD
|
PARENB
;
}
else
if
(
parity
==
2
)
{
tio
.
c_cflag
|=
PARENB
;
else
if
(
parity
==
3
)
tio
.
c_cflag
|=
PARODD
|
PARENB
|
CMSPAR
;
else
if
(
parity
==
4
)
tio
.
c_cflag
&=
~
PARODD
;
}
else
if
(
parity
==
3
)
{
tio
.
c_cflag
|=
PARENB
|
CMSPAR
;
tio
.
c_cflag
&=
~
PARODD
;
}
else
if
(
parity
==
4
)
{
tio
.
c_cflag
|=
PARENB
|
CMSPAR
|
PARODD
;
}
//Stopbits
if
(
stopbits
!=
0
)
tio
.
c_cflag
|=
CSTOPB
;
...
...
@@ -121,13 +128,11 @@ void ttyopen(CleanString fn, int baudrate, int bytesize, int parity,
else
tio
.
c_cflag
&=
~
IXON
;
//Set
tcsetattr
(
fd
,
TCSANOW
,
&
tio
);
tio
.
c_oflag
=
0
;
tio
.
c_lflag
|=
ICANON
;
tcsetattr
(
*
fd
,
TCSANOW
,
&
tio
);
*
f
=
fdopen
(
fd
,
"r+"
);
if
(
*
f
!=
NULL
){
setbuf
(
*
f
,
NULL
);
*
status
=
1
;
}
*
status
=
1
;
error
=
strerror
(
errno
);
}
free
(
cs_fn
);
...
...
@@ -141,49 +146,40 @@ void ttyerror(CleanString *result)
CleanStringLength
(
clean_string
)
=
strlen
(
error
);
}
void
ttyreadc
(
FILE
*
fd
,
int
*
c
,
FILE
**
fdo
)
{
*
c
=
fgetc
(
fd
);
*
fdo
=
fd
;
}
void
ttyreadline
(
FILE
*
fd
,
CleanString
*
result
,
FILE
**
fdo
)
void
ttyreadline
(
int
fd
,
CleanString
*
result
,
int
*
fdo
)
{
size_t
bufsize
=
INITIAL_BUFFERSIZE
;
char
*
buf
=
(
char
*
)
malloc
(
bufsize
+
1
);
int
c
,
i
=
0
;
if
(
buf
==
NULL
)
die
(
"malloc"
);
while
((
c
=
fgetc
(
fd
))
!=
EOF
&&
c
!=
'\n'
){
if
(
i
>=
bufsize
)
if
((
buf
=
realloc
(
buf
,
bufsize
*=
2
))
==
NULL
)
die
(
"realloc"
);
buf
[
i
++
]
=
c
;
char
*
buf
=
NULL
;
ssize_t
charsread
=
0
;
while
(
buf
==
NULL
||
buf
[
charsread
-
1
]
!=
'\n'
){
if
((
buf
=
realloc
(
buf
,
(
bufsize
*=
2
)
+
1
))
==
NULL
)
die
(
"realloc"
);
charsread
+=
read
(
fd
,
buf
+
charsread
,
bufsize
-
charsread
);
}
buf
[
i
]
=
'\0'
;
buf
[
charsread
]
=
'\0'
;
CleanStringVariable
(
cleanOutput
,
strlen
(
buf
)
);
CleanStringVariable
(
cleanOutput
,
charsread
+
1
);
*
result
=
(
CleanString
)
cleanOutput
;
memcpy
(
CleanStringCharacters
(
cleanOutput
),
buf
,
strlen
(
buf
)
);
CleanStringLength
(
cleanOutput
)
=
strlen
(
buf
)
;
memcpy
(
CleanStringCharacters
(
cleanOutput
),
buf
,
charsread
+
1
);
CleanStringLength
(
cleanOutput
)
=
charsread
+
1
;
*
fdo
=
fd
;
free
(
buf
);
}
FILE
*
ttywrite
(
FILE
*
fd
,
CleanString
s
)
int
ttywrite
(
int
fd
,
CleanString
s
)
{
fwrite
(
CleanStringCharacters
(
s
),
1
,
CleanStringLength
(
s
),
fd
);
write
(
fd
,
CleanStringCharacters
(
s
),
CleanStringLength
(
s
));
tcdrain
(
fd
);
return
fd
;
}
int
ttyclose
(
FILE
*
fdes
)
int
ttyclose
(
int
fd
)
{
int
fd
=
fileno
(
fdes
);
struct
termios
*
to
=
getTermios
(
fd
);
fflush
(
fdes
);
tcsetattr
(
fd
,
TCSANOW
,
to
);
remTermios
(
fd
);
return
fclose
(
fdes
)
==
0
?
1
:
0
;
int
ret
=
close
(
fd
);
error
=
strerror
(
errno
);
return
ret
+
1
;
}
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