comm_serial_sys.c File Reference

#include <winpr/assert.h>
#include <errno.h>
#include <fcntl.h>
#include <sys/ioctl.h>
#include <termios.h>
#include <unistd.h>
#include "comm_serial_sys.h"
#include "comm.h"
#include <winpr/crt.h>
#include <winpr/wlog.h>

Macros
#define	CMSPAR   010000000000
#define	TTY_THRESHOLD_THROTTLE   128 /* now based on remaining room */
#define	TTY_THRESHOLD_UNTHROTTLE   128
#define	N_TTY_BUF_SIZE   4096
#define	BAUD_TABLE_END   0010020 /* __MAX_BAUD + 1 */

Functions
static BOOL	commstatus_error (WINPR_COMM *pComm, const char *ctrl)
static BOOL	get_properties (WINPR_COMM *pComm, COMMPROP *pProperties)
static BOOL	set_baud_rate (WINPR_COMM *pComm, const SERIAL_BAUD_RATE *pBaudRate)
static BOOL	get_baud_rate (WINPR_COMM *pComm, SERIAL_BAUD_RATE *pBaudRate)
static BOOL	set_serial_chars (WINPR_COMM *pComm, const SERIAL_CHARS *pSerialChars)
static BOOL	get_serial_chars (WINPR_COMM *pComm, SERIAL_CHARS *pSerialChars)
static BOOL	set_line_control (WINPR_COMM *pComm, const SERIAL_LINE_CONTROL *pLineControl)
static BOOL	get_line_control (WINPR_COMM *pComm, SERIAL_LINE_CONTROL *pLineControl)
static BOOL	set_handflow (WINPR_COMM *pComm, const SERIAL_HANDFLOW *pHandflow)
static BOOL	get_handflow (WINPR_COMM *pComm, SERIAL_HANDFLOW *pHandflow)
static BOOL	set_timeouts (WINPR_COMM *pComm, const SERIAL_TIMEOUTS *pTimeouts)
static BOOL	get_timeouts (WINPR_COMM *pComm, SERIAL_TIMEOUTS *pTimeouts)
static BOOL	set_lines (WINPR_COMM *pComm, UINT32 lines)
static BOOL	clear_lines (WINPR_COMM *pComm, UINT32 lines)
static BOOL	set_dtr (WINPR_COMM *pComm)
static BOOL	clear_dtr (WINPR_COMM *pComm)
static BOOL	set_rts (WINPR_COMM *pComm)
static BOOL	clear_rts (WINPR_COMM *pComm)
static BOOL	get_modemstatus (WINPR_COMM *pComm, ULONG *pRegister)
static BOOL	is_wait_set (WINPR_COMM *pComm)
static BOOL	set_wait_mask (WINPR_COMM *pComm, const ULONG *pWaitMask)
static BOOL	get_wait_mask (WINPR_COMM *pComm, ULONG *pWaitMask)
static BOOL	set_queue_size (WINPR_COMM *pComm, const SERIAL_QUEUE_SIZE *pQueueSize)
static BOOL	purge (WINPR_COMM *pComm, const ULONG *pPurgeMask)
static BOOL	get_commstatus (WINPR_COMM *pComm, SERIAL_STATUS *pCommstatus)
static BOOL	refresh_PendingEvents (WINPR_COMM *pComm)
static void	consume_event (WINPR_COMM *pComm, ULONG *pOutputMask, ULONG event)
static BOOL	unlock_return (WINPR_COMM *pComm, BOOL res)
static BOOL	wait_on_mask (WINPR_COMM *pComm, ULONG *pOutputMask)
static BOOL	set_break_on (WINPR_COMM *pComm)
static BOOL	set_break_off (WINPR_COMM *pComm)
static BOOL	set_xoff (WINPR_COMM *pComm)
static BOOL	set_xon (WINPR_COMM *pComm)
static BOOL	get_dtrrts (WINPR_COMM *pComm, ULONG *pMask)
static BOOL	config_size (WINPR_COMM *pComm, ULONG *pSize)
static BOOL	immediate_char (WINPR_COMM *pComm, const UCHAR *pChar)
static BOOL	reset_device (WINPR_COMM *pComm)
const SERIAL_DRIVER *	SerialSys_s (void)

Variables
static const speed_t	BAUD_TABLE [][3]
static const ULONG	SERIAL_SYS_SUPPORTED_EV_MASK
static const SERIAL_DRIVER	SerialSys

Macro Definition Documentation

BAUD_TABLE_END

#define BAUD_TABLE_END   0010020 /* __MAX_BAUD + 1 */

CMSPAR

#define CMSPAR   010000000000

WinPR: Windows Portable Runtime Serial Communication API

Copyright 2011 O.S. Systems Software Ltda. Copyright 2011 Eduardo Fiss Beloni belon.nosp@m.i@os.nosp@m.syste.nosp@m.ms.c.nosp@m.om.br Copyright 2014 Marc-Andre Moreau marca.nosp@m.ndre.nosp@m..more.nosp@m.au@g.nosp@m.mail..nosp@m.com Copyright 2014 Hewlett-Packard Development Company, L.P.

Licensed under the Apache License, Version 2.0 (the "License"); you may not use this file except in compliance with the License. You may obtain a copy of the License at

http://www.apache.org/licenses/LICENSE-2.0

Unless required by applicable law or agreed to in writing, software distributed under the License is distributed on an "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the License for the specific language governing permissions and limitations under the License.

N_TTY_BUF_SIZE

#define N_TTY_BUF_SIZE   4096

TTY_THRESHOLD_THROTTLE

#define TTY_THRESHOLD_THROTTLE   128 /* now based on remaining room */

TTY_THRESHOLD_UNTHROTTLE

#define TTY_THRESHOLD_UNTHROTTLE   128

Function Documentation

clear_dtr()

static BOOL clear_dtr ( WINPR_COMM *  pComm )

static

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clear_lines()

static BOOL clear_lines ( WINPR_COMM *  pComm, UINT32  lines  )

static

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clear_rts()

static BOOL clear_rts ( WINPR_COMM *  pComm )

static

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commstatus_error()

BOOL commstatus_error ( WINPR_COMM *  pComm, const char *  ctrl  )

static

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config_size()

static BOOL config_size ( WINPR_COMM *  pComm, ULONG *  pSize  )

static

consume_event()

static void consume_event ( WINPR_COMM *  pComm, ULONG *  pOutputMask, ULONG  event  )

static

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get_baud_rate()

static BOOL get_baud_rate ( WINPR_COMM *  pComm, SERIAL_BAUD_RATE *  pBaudRate  )

static

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get_commstatus()

static BOOL get_commstatus ( WINPR_COMM *  pComm, SERIAL_STATUS *  pCommstatus  )

static

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get_dtrrts()

static BOOL get_dtrrts ( WINPR_COMM *  pComm, ULONG *  pMask  )

static

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get_handflow()

static BOOL get_handflow ( WINPR_COMM *  pComm, SERIAL_HANDFLOW *  pHandflow  )

static

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get_line_control()

static BOOL get_line_control ( WINPR_COMM *  pComm, SERIAL_LINE_CONTROL *  pLineControl  )

static

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get_modemstatus()

static BOOL get_modemstatus ( WINPR_COMM *  pComm, ULONG *  pRegister  )

static

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get_properties()

static BOOL get_properties ( WINPR_COMM *  pComm, COMMPROP *  pProperties  )

static

get_serial_chars()

static BOOL get_serial_chars ( WINPR_COMM *  pComm, SERIAL_CHARS *  pSerialChars  )

static

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get_timeouts()

static BOOL get_timeouts ( WINPR_COMM *  pComm, SERIAL_TIMEOUTS *  pTimeouts  )

static

get_wait_mask()

static BOOL get_wait_mask ( WINPR_COMM *  pComm, ULONG *  pWaitMask  )

static

immediate_char()

static BOOL immediate_char ( WINPR_COMM *  pComm, const UCHAR *  pChar  )

static

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is_wait_set()

static BOOL is_wait_set ( WINPR_COMM *  pComm )

static

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purge()

static BOOL purge ( WINPR_COMM *  pComm, const ULONG *  pPurgeMask  )

static

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refresh_PendingEvents()

static BOOL refresh_PendingEvents ( WINPR_COMM *  pComm )

static

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reset_device()

static BOOL reset_device ( WINPR_COMM *  pComm )

static

SerialSys_s()

const SERIAL_DRIVER* SerialSys_s

(

void

)

WinPR: Windows Portable Runtime Serial Communication API

Copyright 2014 Hewlett-Packard Development Company, L.P.

Licensed under the Apache License, Version 2.0 (the "License"); you may not use this file except in compliance with the License. You may obtain a copy of the License at

http://www.apache.org/licenses/LICENSE-2.0

Unless required by applicable law or agreed to in writing, software distributed under the License is distributed on an "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the License for the specific language governing permissions and limitations under the License.

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set_baud_rate()

static BOOL set_baud_rate ( WINPR_COMM *  pComm, const SERIAL_BAUD_RATE *  pBaudRate  )

static

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set_break_off()

static BOOL set_break_off ( WINPR_COMM *  pComm )

static

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set_break_on()

static BOOL set_break_on ( WINPR_COMM *  pComm )

static

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set_dtr()

static BOOL set_dtr ( WINPR_COMM *  pComm )

static

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set_handflow()

static BOOL set_handflow ( WINPR_COMM *  pComm, const SERIAL_HANDFLOW *  pHandflow  )

static

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set_line_control()

static BOOL set_line_control ( WINPR_COMM *  pComm, const SERIAL_LINE_CONTROL *  pLineControl  )

static

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set_lines()

static BOOL set_lines ( WINPR_COMM *  pComm, UINT32  lines  )

static

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set_queue_size()

static BOOL set_queue_size ( WINPR_COMM *  pComm, const SERIAL_QUEUE_SIZE *  pQueueSize  )

static

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set_rts()

static BOOL set_rts ( WINPR_COMM *  pComm )

static

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set_serial_chars()

static BOOL set_serial_chars ( WINPR_COMM *  pComm, const SERIAL_CHARS *  pSerialChars  )

static

NOTE: Only XonChar and XoffChar are plenty supported with the Linux N_TTY line discipline.

ERRORS: ERROR_IO_DEVICE ERROR_INVALID_PARAMETER when Xon and Xoff chars are the same; ERROR_NOT_SUPPORTED

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set_timeouts()

static BOOL set_timeouts ( WINPR_COMM *  pComm, const SERIAL_TIMEOUTS *  pTimeouts  )

static

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set_wait_mask()

static BOOL set_wait_mask ( WINPR_COMM *  pComm, const ULONG *  pWaitMask  )

static

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set_xoff()

static BOOL set_xoff ( WINPR_COMM *  pComm )

static

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set_xon()

static BOOL set_xon ( WINPR_COMM *  pComm )

static

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unlock_return()

static BOOL unlock_return ( WINPR_COMM *  pComm, BOOL  res  )

static

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wait_on_mask()

static BOOL wait_on_mask ( WINPR_COMM *  pComm, ULONG *  pOutputMask  )

static

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Variable Documentation

BAUD_TABLE

const speed_t BAUD_TABLE[][3]

static

SERIAL_SYS_SUPPORTED_EV_MASK

const ULONG SERIAL_SYS_SUPPORTED_EV_MASK

static

Initial value:

=
    SERIAL_EV_RXCHAR | SERIAL_EV_RXFLAG | SERIAL_EV_TXEMPTY | SERIAL_EV_CTS | SERIAL_EV_DSR |
    SERIAL_EV_RLSD | SERIAL_EV_BREAK | SERIAL_EV_ERR | SERIAL_EV_RING |
    
    SERIAL_EV_RX80FULL

SerialSys

const SERIAL_DRIVER SerialSys

static