add configuration for serial ports

modules/modbus_read/inc/modbus_read_common.h

@@ -1,75 +1,86 @@
-// Copyright (c) Microsoft. All rights reserved.
-// Licensed under the MIT license. See LICENSE file in the project root for full license information.
-
-#ifndef MODBUS_READ_COMMON_H
-#define MODBUS_READ_COMMON_H
-
-#include "parson.h"
-#define SOCKET_CLOSED (0)
-
-#ifdef WIN32
-
-#define _WINSOCK_DEPRECATED_NO_WARNINGS
-#include <winsock2.h>
-#pragma comment(lib,"ws2_32.lib") //Winsock Library
-#define SOCKET_TYPE SOCKET
-#define FILE_TYPE HANDLE
-#define INVALID_FILE INVALID_HANDLE_VALUE
-#define SNPRINTF_S sprintf_s
-
-#else
-
-#include <sys/types.h>
-#include <sys/stat.h>
-#include <fcntl.h>
-#include <sys/socket.h>
-#include <arpa/inet.h>
-#include <unistd.h>
-#define SOCKET_TYPE int
-#define FILE_TYPE int
-#define SOCKET_ERROR (-1)
-#define INVALID_SOCKET (~0)
-#define INVALID_FILE -1
-#define SNPRINTF_S snprintf
-#endif
-
-typedef struct MODBUS_READ_CONFIG_TAG MODBUS_READ_CONFIG;
-typedef struct MODBUS_READ_OPERATION_TAG MODBUS_READ_OPERATION;
-
-typedef int(*encode_read_cb_type)(void*, void*, void*);
-typedef int(*encode_write_cb_type)(void*, void*, unsigned char, unsigned char, unsigned short, unsigned short);
-typedef int(*decode_response_cb_type)(void*, void*);
-typedef int(*send_request_cb_type)(MODBUS_READ_CONFIG *, unsigned char*, int, unsigned char*);
-typedef void(*close_server_cb_type)(MODBUS_READ_CONFIG *);
-
-struct MODBUS_READ_OPERATION_TAG
-{
-    MODBUS_READ_OPERATION * p_next;
-    unsigned char unit_id;
-    unsigned char function_code;
-    unsigned short address;
-    unsigned short length;
-    unsigned char read_request[256];
-    int read_request_len;
-};
-
-struct MODBUS_READ_CONFIG_TAG
-{
-    MODBUS_READ_CONFIG * p_next;
-    MODBUS_READ_OPERATION * p_operation;
-    size_t read_interval;
-    char server_str[16];
-    char mac_address[18];
-    char device_type[64];
-	int sqlite_enabled;
-    SOCKET_TYPE socks;
-    FILE_TYPE files;
-    size_t time_check;
-    encode_read_cb_type encode_read_cb;
-    encode_write_cb_type encode_write_cb;
-    decode_response_cb_type decode_response_cb;
-    send_request_cb_type send_request_cb;
-    close_server_cb_type close_server_cb;
-}; /*this needs to be passed to the Module_Create function*/
-
-#endif /*MODBUS_READ_COMMON_H*/
+// Copyright (c) Microsoft. All rights reserved.
+// Licensed under the MIT license. See LICENSE file in the project root for full license information.
+
+#ifndef MODBUS_READ_COMMON_H
+#define MODBUS_READ_COMMON_H
+
+#include "parson.h"
+#define SOCKET_CLOSED (0)
+
+#ifdef WIN32
+
+#define _WINSOCK_DEPRECATED_NO_WARNINGS
+#include <winsock2.h>
+#pragma comment(lib,"ws2_32.lib") //Winsock Library
+#define SOCKET_TYPE SOCKET
+#define FILE_TYPE HANDLE
+#define INVALID_FILE INVALID_HANDLE_VALUE
+#define SNPRINTF_S sprintf_s
+
+#else
+
+#include <sys/types.h>
+#include <sys/stat.h>
+#include <fcntl.h>
+#include <sys/socket.h>
+#include <arpa/inet.h>
+#include <unistd.h>
+#define SOCKET_TYPE int
+#define FILE_TYPE int
+#define SOCKET_ERROR (-1)
+#define INVALID_SOCKET (~0)
+#define INVALID_FILE -1
+#define SNPRINTF_S snprintf
+#endif
+
+typedef struct MODBUS_READ_CONFIG_TAG MODBUS_READ_CONFIG;
+typedef struct MODBUS_READ_OPERATION_TAG MODBUS_READ_OPERATION;
+
+typedef int(*encode_read_cb_type)(void*, void*, void*);
+typedef int(*encode_write_cb_type)(void*, void*, unsigned char, unsigned char, unsigned short, unsigned short);
+typedef int(*decode_response_cb_type)(void*, void*);
+typedef int(*send_request_cb_type)(MODBUS_READ_CONFIG *, unsigned char*, int, unsigned char*);
+typedef void(*close_server_cb_type)(MODBUS_READ_CONFIG *);
+
+//flow control
+#define FLOW_CONTROL_NONE 0
+#define FLOW_CONTROL_XONOFF 1
+#define FLOW_CONTROL_RTSCTS 2
+#define FLOW_CONTROL_DSRDTR 3
+
+struct MODBUS_READ_OPERATION_TAG
+{
+    MODBUS_READ_OPERATION * p_next;
+    unsigned char unit_id;
+    unsigned char function_code;
+    unsigned short address;
+    unsigned short length;
+    unsigned char read_request[256];
+    int read_request_len;
+};
+
+struct MODBUS_READ_CONFIG_TAG
+{
+    MODBUS_READ_CONFIG * p_next;
+    MODBUS_READ_OPERATION * p_operation;
+    size_t read_interval;
+    char server_str[16];
+    char mac_address[18];
+    char device_type[64];
+	int sqlite_enabled;
+    SOCKET_TYPE socks;
+    FILE_TYPE files;
+    size_t time_check;
+	unsigned int baud_rate;
+	unsigned char stop_bits;
+	unsigned char data_bits;
+	unsigned char parity;
+	unsigned char flow_control;
+    encode_read_cb_type encode_read_cb;
+    encode_write_cb_type encode_write_cb;
+    decode_response_cb_type decode_response_cb;
+    send_request_cb_type send_request_cb;
+    close_server_cb_type close_server_cb;
+}; /*this needs to be passed to the Module_Create function*/
+
+#endif /*MODBUS_READ_COMMON_H*/