modbus-private.h File Reference

#include <stdint.h>
#include <sys/time.h>
#include <sys/types.h>
#include <libmodbus/config.h>
#include "libmodbus/modbus.h"

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Go to the source code of this file.

Classes
struct	_modbus
struct	_modbus_backend
struct	_sft

Macros
#define	_BYTE_TIMEOUT   500000
#define	_FC_READ_COILS   0x01
#define	_FC_READ_DISCRETE_INPUTS   0x02
#define	_FC_READ_EXCEPTION_STATUS   0x07
#define	_FC_READ_HOLDING_REGISTERS   0x03
#define	_FC_READ_INPUT_REGISTERS   0x04
#define	_FC_REPORT_SLAVE_ID   0x11
#define	_FC_WRITE_AND_READ_REGISTERS   0x17
#define	_FC_WRITE_MULTIPLE_COILS   0x0F
#define	_FC_WRITE_MULTIPLE_REGISTERS   0x10
#define	_FC_WRITE_SINGLE_COIL   0x05
#define	_FC_WRITE_SINGLE_REGISTER   0x06
#define	_MIN_REQ_LENGTH   12
#define	_MODBUS_EXCEPTION_RSP_LENGTH   5
#define	_REPORT_SLAVE_ID   180
#define	_RESPONSE_TIMEOUT   500000

Typedefs
typedef struct _modbus_backend	modbus_backend_t
typedef struct _sft	sft_t

Enumerations
enum	modbus_bakend_type_t { _MODBUS_BACKEND_TYPE_RTU =0, _MODBUS_BACKEND_TYPE_TCP }

Functions
void	_error_print (modbus_t *ctx, const char *context)
void	_modbus_init_common (modbus_t *ctx)
size_t	strlcpy (char *dest, const char *src, size_t dest_size)

Macro Definition Documentation

#define _BYTE_TIMEOUT   500000

Definition at line 52 of file modbus-private.h.

#define _FC_READ_COILS   0x01

Definition at line 55 of file modbus-private.h.

#define _FC_READ_DISCRETE_INPUTS   0x02

Definition at line 56 of file modbus-private.h.

#define _FC_READ_EXCEPTION_STATUS   0x07

Definition at line 61 of file modbus-private.h.

#define _FC_READ_HOLDING_REGISTERS   0x03

Definition at line 57 of file modbus-private.h.

#define _FC_READ_INPUT_REGISTERS   0x04

Definition at line 58 of file modbus-private.h.

#define _FC_REPORT_SLAVE_ID   0x11

Definition at line 64 of file modbus-private.h.

#define _FC_WRITE_AND_READ_REGISTERS   0x17

Definition at line 65 of file modbus-private.h.

#define _FC_WRITE_MULTIPLE_COILS   0x0F

Definition at line 62 of file modbus-private.h.

#define _FC_WRITE_MULTIPLE_REGISTERS   0x10

Definition at line 63 of file modbus-private.h.

#define _FC_WRITE_SINGLE_COIL   0x05

Definition at line 59 of file modbus-private.h.

#define _FC_WRITE_SINGLE_REGISTER   0x06

Definition at line 60 of file modbus-private.h.

#define _MIN_REQ_LENGTH   12

Definition at line 44 of file modbus-private.h.

#define _MODBUS_EXCEPTION_RSP_LENGTH   5

Definition at line 48 of file modbus-private.h.

#define _REPORT_SLAVE_ID   180

Definition at line 46 of file modbus-private.h.

#define _RESPONSE_TIMEOUT   500000

Definition at line 51 of file modbus-private.h.

Typedef Documentation

typedef struct _modbus_backend modbus_backend_t

typedef struct _sft sft_t

Enumeration Type Documentation

enum modbus_bakend_type_t

Enumerator
_MODBUS_BACKEND_TYPE_RTU
_MODBUS_BACKEND_TYPE_TCP

Definition at line 67 of file modbus-private.h.

Function Documentation

void _error_print	(	modbus_t *	ctx,
		const char *	context
	)

Definition at line 88 of file modbus.c.

void _modbus_init_common

(

modbus_t *

ctx

)

Definition at line 1448 of file modbus.c.

size_t strlcpy	(	char *	dest,
		const char *	src,
		size_t	dest_size
	)

Definition at line 1651 of file modbus.c.