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/*
* BRLTTY - A background process providing access to the console screen (when in
* text mode) for a blind person using a refreshable braille display.
*
* Copyright (C) 1995-2014 by The BRLTTY Developers.
*
* BRLTTY comes with ABSOLUTELY NO WARRANTY.
*
* This is free software, placed under the terms of the
* GNU General Public License, as published by the Free Software
* Foundation; either version 2 of the License, or (at your option) any
* later version. Please see the file LICENSE-GPL for details.
*
* Web Page: http://mielke.cc/brltty/
*
* This software is maintained by Dave Mielke <dave@mielke.cc>.
*/
#ifndef BRLTTY_INCLUDED_SERIAL_TYPES
#define BRLTTY_INCLUDED_SERIAL_TYPES
#ifdef __cplusplus
extern "C" {
#endif /* __cplusplus */
typedef enum {
SERIAL_STOP_1 = 1,
SERIAL_STOP_2 = 2,
SERIAL_STOP_1_5 = 3
} SerialStopBits;
typedef enum {
SERIAL_PARITY_SPACE,
SERIAL_PARITY_ODD,
SERIAL_PARITY_EVEN,
SERIAL_PARITY_MARK,
SERIAL_PARITY_NONE
} SerialParity;
typedef enum {
SERIAL_FLOW_OUTPUT_XON = 0X001, /* output controlled by X-ON/X-OFF(input) */
SERIAL_FLOW_OUTPUT_CTS = 0X002, /* output controlled by CTS(input) */
SERIAL_FLOW_OUTPUT_DSR = 0X004, /* output controlled by DSR(input) */
SERIAL_FLOW_OUTPUT_RTS = 0X008, /* output indicated by RTS(output) */
SERIAL_FLOW_INPUT_XON = 0X010, /* input controlled by X-ON/X-OFF(output) */
SERIAL_FLOW_INPUT_RTS = 0X020, /* input controlled by RTS(output) */
SERIAL_FLOW_INPUT_DTR = 0X040, /* input controlled by DTR(output) */
SERIAL_FLOW_INPUT_DSR = 0X080, /* input enabled by DSR(input) */
SERIAL_FLOW_INPUT_CTS = 0X100, /* input indicated by CTS(input) */
SERIAL_FLOW_HARDWARE = (SERIAL_FLOW_OUTPUT_CTS | SERIAL_FLOW_OUTPUT_RTS),
SERIAL_FLOW_NONE = 0X00 /* no input or output flow control */
} SerialFlowControl;
typedef struct {
unsigned int baud;
unsigned int dataBits;
SerialStopBits stopBits;
SerialParity parity;
SerialFlowControl flowControl;
} SerialParameters;
#define SERIAL_DEFAULT_BAUD 9600
#define SERIAL_DEFAULT_DATA_BITS 8
#define SERIAL_DEFAULT_STOP_BITS SERIAL_STOP_1
#define SERIAL_DEFAULT_PARITY SERIAL_PARITY_NONE
#define SERIAL_DEFAULT_FLOW_CONTROL SERIAL_FLOW_NONE
#define SERIAL_DEFAULT_PARAMETERS \
.baud = SERIAL_DEFAULT_BAUD, \
.dataBits = SERIAL_DEFAULT_DATA_BITS, \
.stopBits = SERIAL_DEFAULT_STOP_BITS, \
.parity = SERIAL_DEFAULT_PARITY, \
.flowControl = SERIAL_DEFAULT_FLOW_CONTROL
#define SERIAL_PARAMETERS_INITIALIZER {SERIAL_DEFAULT_PARAMETERS}
#ifdef __cplusplus
}
#endif /* __cplusplus */
#endif /* BRLTTY_INCLUDED_SERIAL_TYPES */
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