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/* File generated by Beremiz (PlugGenerate_C method of modbus Plugin instance) */

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/*

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 * Copyright (c) 2016 Mario de Sousa (msousa@fe.up.pt)

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 *

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 * This file is part of the Modbus library for Beremiz and matiec.

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 *

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 * This Modbus library is free software: you can redistribute it and/or modify

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 * it under the terms of the GNU Lesser General Public License as published by

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 * the Free Software Foundation, either version 2 of the License, or

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 * (at your option) any later version.

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 *

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 * This program is distributed in the hope that it will be useful, but

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 * WITHOUT ANY WARRANTY; without even the implied warranty of

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 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU Lesser 

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 * General Public License for more details.

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 *

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 * You should have received a copy of the GNU Lesser General Public License

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 * along with this Modbus library.  If not, see <http://www.gnu.org/licenses/>.

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 *

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 * This code is made available on the understanding that it will not be

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 * used in safety-critical situations without a full and competent review.

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 */

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#include "mb_addr.h"

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#include "mb_tcp_private.h"

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#include "mb_master_private.h"

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#define DEF_REQ_SEND_RETRIES 0

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  // Used by the Modbus server node

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#define MEM_AREA_SIZE 65536

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typedef struct{

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	    u16		ro_bits [MEM_AREA_SIZE];

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	    u16		rw_bits [MEM_AREA_SIZE];

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	    u16		ro_words[MEM_AREA_SIZE];

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	    u16		rw_words[MEM_AREA_SIZE];

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	} server_mem_t;

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typedef struct{

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	    const char *location;

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	    u8		slave_id;

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	    node_addr_t	node_address;

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	    int		mb_nd;      // modbus library node used for this server 

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	    int		init_state; // store how far along the server's initialization has progressed

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	    pthread_t	thread_id;  // thread handling this server

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	    server_mem_t	mem_area;

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	} server_node_t;

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  // Used by the Modbus client node

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typedef struct{

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	    const char *location;

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	    node_addr_t	node_address;

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	    int		init_state; // store how far along the client's initialization has progressed

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	    int		prev_error; // error code of the last printed error message (0 when no error) 

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	} client_node_t;

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  // Used by the Modbus client plugin

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typedef enum {

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	    req_input,

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	    req_output,

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	    no_request		/* just for tests to quickly disable a request */

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	} iotype_t;

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#define REQ_BUF_SIZE 2000

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typedef struct{

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	    const char *location;

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	    int		client_node_id;

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	    u8		slave_id;

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	    iotype_t	req_type;

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	    u8		mb_function;

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	    u16		address;

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	    u16		count;

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	    int		retries;

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	    u8		error_code; // modbus error code (if any) of current request

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	    int		prev_error; // error code of the last printed error message (0 when no error) 

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	    struct timespec resp_timeout;

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	      // buffer used to store located PLC variables

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	    u16		plcv_buffer[REQ_BUF_SIZE];

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	      // buffer used to store data coming from / going to server

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	    u16		coms_buffer[REQ_BUF_SIZE]; 

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	    pthread_mutex_t coms_buf_mutex; // mutex to access coms_buffer[]

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	} client_request_t;

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/* The total number of nodes, needed to support _all_ instances of the modbus plugin */

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#define TOTAL_TCPNODE_COUNT       %(total_tcpnode_count)s

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#define TOTAL_RTUNODE_COUNT       %(total_rtunode_count)s

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#define TOTAL_ASCNODE_COUNT       %(total_ascnode_count)s

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/* Values for instance %(locstr)s of the modbus plugin */

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#define MAX_NUMBER_OF_TCPCLIENTS  %(max_remote_tcpclient)s

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#define NUMBER_OF_TCPSERVER_NODES %(tcpserver_node_count)s

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#define NUMBER_OF_TCPCLIENT_NODES %(tcpclient_node_count)s

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#define NUMBER_OF_TCPCLIENT_REQTS %(tcpclient_reqs_count)s

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#define NUMBER_OF_RTUSERVER_NODES %(rtuserver_node_count)s

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#define NUMBER_OF_RTUCLIENT_NODES %(rtuclient_node_count)s

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#define NUMBER_OF_RTUCLIENT_REQTS %(rtuclient_reqs_count)s

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#define NUMBER_OF_ASCIISERVER_NODES %(ascserver_node_count)s

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#define NUMBER_OF_ASCIICLIENT_NODES %(ascclient_node_count)s

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#define NUMBER_OF_ASCIICLIENT_REQTS %(ascclient_reqs_count)s

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#define NUMBER_OF_SERVER_NODES (NUMBER_OF_TCPSERVER_NODES + \

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                                NUMBER_OF_RTUSERVER_NODES + \

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                                NUMBER_OF_ASCIISERVER_NODES)

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#define NUMBER_OF_CLIENT_NODES (NUMBER_OF_TCPCLIENT_NODES + \

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                                NUMBER_OF_RTUCLIENT_NODES + \

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                                NUMBER_OF_ASCIICLIENT_NODES)

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#define NUMBER_OF_CLIENT_REQTS (NUMBER_OF_TCPCLIENT_REQTS + \

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                                NUMBER_OF_RTUCLIENT_REQTS + \

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                                NUMBER_OF_ASCIICLIENT_REQTS)

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/*initialization following all parameters given by user in application*/

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static client_node_t		client_nodes[NUMBER_OF_CLIENT_NODES] = {

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%(client_nodes_params)s

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};

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static client_request_t	client_requests[NUMBER_OF_CLIENT_REQTS] = {

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%(client_req_params)s

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};

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static server_node_t		server_nodes[NUMBER_OF_SERVER_NODES] = {

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%(server_nodes_params)s

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}

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;

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/*******************/

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/*located variables*/

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/*******************/

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%(loc_vars)s

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