modbus_tcp_master_platform.h File Reference

Modbus/TCP platform-dependent function prototypes. More...

#include <stdint.h>
#include <modbus_tcp/modbus_tcp.h>
#include <modbus_tcp/modbus_tcp_master.h>

Functions
mb_tcp_transaction_t *	mb_begin_transaction (mb_tcp_master_ch_t *ch)
	Opens a Modbus/TCP master transaction.
void	mb_end_transaction (mb_tcp_master_ch_t *ch, mb_tcp_transaction_t *trans)
	Closes a Modbus/TCP master transaction.
uint16_t	mb_generate_trans_id (struct mb_trans_info *trans_info)
	Generates a transaction id.

Detailed Description

Modbus/TCP platform-dependent function prototypes.

These functions normally have different implementations for a specific RTOS and TCP/IP library.

Author

Tecnologix, 2021

Function Documentation

mb_begin_transaction()

mb_tcp_transaction_t * mb_begin_transaction

(

mb_tcp_master_ch_t *

ch

)

Opens a Modbus/TCP master transaction.

Parameters

ch	the Modbus/TCP master channel.

Returns

the opened transaction or NULL in case of error.

mb_end_transaction()

void mb_end_transaction	(	mb_tcp_master_ch_t *	ch,
		mb_tcp_transaction_t *	trans )

Closes a Modbus/TCP master transaction.

Parameters

ch	the Modbus/TCP master channel.
trans	the opened transaction to be closed.

mb_generate_trans_id()

uint16_t mb_generate_trans_id

(

struct mb_trans_info *

trans_info

)

Generates a transaction id.

Parameters

trans_info

info structure normally used to store locks.

Returns

the newly generated transaction id.