dtu_simple/app/System/source/data_task.c

#include "data_task.h"
#include "usart.h"
#include "sys_mqtt.h"
#include "sys_http.h"
#include "mmodbus.h"
#include "dlt645_port.h"
#include "gd32_flash.h"
#include "protocol.h"
#include "timer.h"
#include "led.h"
#include "tcp_server.h"
#include "log.h"

void protocolsModeFunc(GATEWAY_PARAMS* current_device, char* string);
void transparentModeFunc(DEVICE_PARAMS* current_device);
uint8_t recv_state = 0;
uint8_t mode = 0;
uint8_t def = 0;
uint8_t startFlag = 0;// 读取数据初始标志位
int time1,time2,size;
void data_task(void *pdata)
{			
		dlt645_init(1);	// 若读不到数据，则延时 参数 秒
		mmodbus_init(10);// 若读不到数据，则延时 参数 秒
	
		GATEWAY_PARAMS *get;

		char *device_config_json=pvPortMalloc( 10 *1024 );
		memset(device_config_json,0,strlen(device_config_json));
		portENTER_CRITICAL();
		read_data_from_flash(device_config_json);	
		addGatewayParams(device_config_json);
		vPortFree(device_config_json);
		portEXIT_CRITICAL();
	
		get= get_gateway_config_params();
		LogPrint(LOG_INFO,__FILE__,__FUNCTION__,__LINE__,"device params not empty");
		DEVICE_PARAMS *current_device=get->device_params;
		
		char *string = pvPortMalloc(3 * 1024);	// 接收读取数据
		if(string == NULL)
		{
			LogPrint(LOG_ERROR,__FILE__,__FUNCTION__,__LINE__,"buf or string malloc fail");
		}
		memset(string,0,strlen(string));
		while (current_device!=NULL)
		{					
			if(ProtocolsModeFlag)
			{		
				protocolsModeFunc(get,string);	
			}
			else if(TransparentModeFlag)
			{
				transparentModeFunc(current_device);
			}
			current_device=get->device_params;	
			vTaskDelay(500);
		}	
		vPortFree(string);
		LogPrint(LOG_ERROR,__FILE__,__FUNCTION__,__LINE__,"data_task return");
}

/*
*********************************************************************************************************
*	函 数 名: int compareArrays(uint8_t arr1[], uint8_t arr2[], int size)
*	功能说明: 比较两个数组是否相同
*	形    参: arr1[] 数组1，arr2[] 数组2，size 比较数组的大小
*	返 回 值: 1: 相同 0:不相同
*********************************************************************************************************
*/
int compareArrays(uint8_t arr1[], uint8_t arr2[], int size) {
    for (int i = 0; i < size; ++i) {
        if (arr1[i] != arr2[i]) {
            return 1; // 两个数组不相同，返回0
        }
    }   
    return 0; // 两个数组相同，返回1
}
/*
*********************************************************************************************************
*	函 数 名: int READ_MODBUS_DATA(DEVICE_PARAMS *device)
*	功能说明: 读取当前节点上的modbus数据
*	形    参: DEVICE_PARAMS *device  当前设备
*	返 回 值: 1: 成功 0:失败
*********************************************************************************************************
*/
int read_device_data(DEVICE_PARAMS *device, char* string)
{
		DEVICE_PARAMS *current_device=device;	
		GATEWAY_READ_MODBUS_COMMAND *currentModbusParams = current_device->params->gateway_read_modbus_command;
		GATEWAY_READ_DLT645_COMMAND *currentDLT645Params = current_device->params->gateway_read_dlt645_command;	
		while(current_device->params != NULL)
		{	
				gd_eval_led_toggle(LED_485TX);
				if (current_device->protocol == MODBUS_READ)
				{
						uint16_t data[currentModbusParams->registerByteNum /2]; // modbus寄存器长度				
						mmodbus_set16bitOrder(current_device->MDBbigLittleFormat);
						// 读单个寄存器
						if (currentModbusParams->functionCode == 0x03)
						{
//  							bool success = mmodbus_readHoldingRegisters16i(0x17,0x00,0x02,data);
								bool success = mmodbus_readHoldingRegisters16i(currentModbusParams->slaveAddress,
																															 currentModbusParams->registerAddress,
																															 currentModbusParams->registerByteNum /2,
																															 data);
								if (success)
								{
										uint32_t value;
										if (currentModbusParams->registerByteNum == 4)
										{
												value = (uint32_t)data[0] | data[1];
										}
										else if (currentModbusParams->registerByteNum == 2)
										{
												value = data[0];
										}
										
										if(mode == 0)// all
										{
											sprintf(string + strlen(string), "{\"deviceId\":\"%s\",\"%s\":%d},", 
																									current_device->deviceID, currentModbusParams->keyword, value);
										}
										else if(mode == 1)// def
										{
											if((value - currentModbusParams->value) != 0)
											{																
													sprintf(string + strlen(string), "{\"deviceId\":\"%s\",\"%s\":%d},", 
																										current_device->deviceID, currentModbusParams->keyword, value);
													def = 1;
											}
										}
										
										if (currentModbusParams->decimalPoint == 0)
										{
												currentModbusParams->value = value;
										}
										else
										{ 	
												currentModbusParams->value = value / my_pow(10,currentModbusParams->decimalPoint);
										}
																	
								}					
								currentModbusParams = currentModbusParams->nextParams;
								if (currentModbusParams == NULL)	
								{
										current_device = current_device->nextDevice;
										currentModbusParams = current_device->params->gateway_read_modbus_command;
										if(current_device == NULL)
										{
												sprintf(string + strlen(string) - 1, ""); 
												return 1;
										}
								}												
						}
				}
				else if (current_device->protocol == DLT645_2007 || current_device->protocol == DLT645_97)
				{
						uint8_t read_buf[10];
						uint32_t dltValue;
						
						currentDLT645Params->rxLen = 0;
						memset(read_buf, 0, 10);
						memset(currentDLT645Params->data, 0, 10);

						dlt645_set_addr(&dlt645, currentDLT645Params->deviceID645);
						int8_t rs;
						if (current_device->protocol == DLT645_2007)
						{
								rs = dlt645_read_data(&dlt645, currentDLT645Params->Identification, read_buf, DLT645_2007);
						}
						else if (current_device->protocol == DLT645_1997)
						{
								rs = dlt645_read_data(&dlt645, currentDLT645Params->Identification, read_buf, DLT645_1997);
						}
						if (rs != -1)
						{
							if(mode == 0)// all
								{
										if (rs <= 4)
										{
												memcpy(currentDLT645Params->data, read_buf, 4);
												currentDLT645Params->rxLen = 4;
										}
										else if (rs == 5)
										{
												memcpy(currentDLT645Params->data, read_buf, 5);
												currentDLT645Params->rxLen = 5;
										}
										else if (rs > 5)
										{
												memcpy(currentDLT645Params->data, read_buf, 9);
												currentDLT645Params->rxLen = 9;
										}
										dltValue = currentDLT645Params->data[0] << 24 | currentDLT645Params->data[1] << 16|
																				currentDLT645Params->data[2] << 8  | currentDLT645Params->data[3];
										
										sprintf(string + strlen(string), "{\"identifier\":\"%s\",\"deviceID645\":\"%02x%02x%02x%02x%02x%02x\",\"identifier645\":%d,\"value\":%X}",
																										currentDLT645Params->keyword, currentDLT645Params->deviceID645[0],
																										currentDLT645Params->deviceID645[1],currentDLT645Params->deviceID645[2],
																										currentDLT645Params->deviceID645[3],currentDLT645Params->deviceID645[4],
																										currentDLT645Params->deviceID645[5],currentDLT645Params->Identification,dltValue);
								}
								else if(mode == 1)//def
								{
									if(compareArrays(read_buf,currentDLT645Params->data,10))// 不相同1，相同0
									{
										if (rs <= 4)
										{
												memcpy(currentDLT645Params->data, read_buf, 4);
												currentDLT645Params->rxLen = 4;
										}
										else if (rs == 5)
										{
												memcpy(currentDLT645Params->data, read_buf, 5);
												currentDLT645Params->rxLen = 5;
										}
										else if (rs > 5)
										{
												memcpy(currentDLT645Params->data, read_buf, 9);
												currentDLT645Params->rxLen = 9;
										}
										dltValue = currentDLT645Params->data[0] << 24 | currentDLT645Params->data[1] << 16|
																				currentDLT645Params->data[2] << 8  | currentDLT645Params->data[3];
										
										sprintf(string + strlen(string), "{\"identifier\":\"%s\",\"deviceID645\":\"%02x%02x%02x%02x%02x%02x\",\"identifier645\":%d,\"value\":%X}",
																								currentDLT645Params->keyword, currentDLT645Params->deviceID645[0],
																								currentDLT645Params->deviceID645[1],currentDLT645Params->deviceID645[2],
																								currentDLT645Params->deviceID645[3],currentDLT645Params->deviceID645[4],
																								currentDLT645Params->deviceID645[5],currentDLT645Params->Identification,dltValue);
										def = 1;
									}
							}
						}
		
								currentDLT645Params = currentDLT645Params->nextParams;		
								if (currentDLT645Params == NULL)	
								{
										current_device = current_device->nextDevice;
										currentDLT645Params = current_device->params->gateway_read_dlt645_command;
										if(current_device == NULL)
										{
												sprintf(string + strlen(string) - 1, ""); 
												return 1;
										}
								}										
				}
			}	
		return 1;
	
}

/*
*********************************************************************************************************
*	函 数 名: void send_mqtt(char*buf, int jsonCunt)
*	功能说明: 将数据发送到mqtt
*	形    参: 参数1:读取数据 参数2:第一次发送标志
*	返 回 值: 无
*********************************************************************************************************
*/
//int size;
//void send_mqtt(char*buf){
//		LogPrint(LOG_INFO,__FILE__,__FUNCTION__,__LINE__,"send to mqtt");
//		GATEWAY_PARAMS *get;
//		get= get_gateway_config_params();
//	size = xPortGetFreeHeapSize();
//		char *pubJsonString = pvPortMalloc(5 * 1024);
//		if(pubJsonString == NULL)
//		{
//			LogPrint(LOG_INFO,__FILE__,__FUNCTION__,__LINE__,"mqtt_data malloc fail");
//		}
//	  sprintf(pubJsonString,"{\"DEVICEID\":\"%s\",\"data\":[%s]}",get->deviceId, buf);	// 组成要发送的json语句	
//		mqtt_publish_data(pubJsonString, QOS0, strlen(pubJsonString), (char*)&get->messageTopic);	
//		vPortFree(pubJsonString);
//}

/*
*********************************************************************************************************
*	函 数 名:void WRITE_MODBUS_DATA(char* cJSONstring)
*	功能说明: 接收mqtt数据并写入modbus寄存器
*	形    参：char* cJSONstring mqtt接收到的数据
*	返 回 值: 无
*********************************************************************************************************
*/
void write_modbus_data(char* JSON_STRING)
{	
		JSON_CMD jsonMsg;
		GATEWAY_PARAMS* get;
		get = get_gateway_config_params();
		DEVICE_PARAMS* current_device = get->device_params;

		jsonMsg.parameter =parseIntField(JSON_STRING, "\"parameter\":");
		parseStringField(JSON_STRING, "\"deviceId\":\"", (char*)&jsonMsg.deviceId);
		parseStringField(JSON_STRING, "\"identifier\":\"", (char*)&jsonMsg.identifier);
		parseStringField(JSON_STRING, "\"messageId\":\"", (char*)&jsonMsg.messageId);
		parseStringField(JSON_STRING, "\"action\":\"", (char*)&jsonMsg.action);

	LogPrint(LOG_INFO,__FILE__,__FUNCTION__,__LINE__,"write to mqtt");
	while(current_device)
		{
			char* device_ID = (char*)current_device->deviceID;
			GATEWAY_WRITE_MODBUS_COMMAND *currentModbusWriteParams = current_device->params->gateway_write_modbus_command;
			GATEWAY_READ_MODBUS_COMMAND *currentModbusReadParams = current_device->params->gateway_read_modbus_command;
			char* pubJsonString = pvPortMalloc(150);
			switch(atoi((char*)&jsonMsg.action))
			{
				case 0:/* write */
					if(!strcmp(device_ID,(char*)&jsonMsg.deviceId))
					{
						while(currentModbusWriteParams != NULL)
						{
							if(!strcmp((char*)&currentModbusWriteParams->keyword,(char*)&jsonMsg.identifier)) //匹配ID和属性
							{
								recv_state = 0;
								delay_ms(100);
								mmodbus_writeHoldingRegister16i(currentModbusWriteParams->slaveAddress, currentModbusWriteParams->registerAddress, jsonMsg.parameter);
//								sprintf(pubJsonString,"{\"action\":\"%s\",\"identifier\":\"%s\",\"deviceId\":\"%s\",\"messageId\":\"%s\",\"state\":%d}",
//													jsonMsg.action,jsonMsg.identifier,jsonMsg.deviceId,jsonMsg.messageId,recv_state);	// 组成要发送的json语句
//								mqtt_publish_data(pubJsonString, QOS0, strlen(pubJsonString), (char*)&get->messageTopic);	
								delay_ms(100);
							}
							currentModbusWriteParams = currentModbusWriteParams->nextParams;
						}
					}
					break;
				case 1:/* read  */
					if(!strcmp(device_ID,(char*)&jsonMsg.deviceId)) 
					{
						while(currentModbusReadParams != NULL)
						{
							if(!strcmp((char*)&currentModbusReadParams->keyword,(char*)&jsonMsg.identifier)) //匹配ID和属性
							{
								delay_ms(100);
								recv_state = 0;
								uint16_t data[currentModbusReadParams->registerByteNum /2]; // modbus寄存器长度
								bool success = mmodbus_readHoldingRegisters16i(currentModbusReadParams->slaveAddress,currentModbusReadParams->registerAddress,
																																	currentModbusReadParams->registerByteNum /2,data);

									if (success)
									{
											recv_state = 1;
											uint32_t value;
											if (currentModbusReadParams->registerByteNum == 4)
											{
													value = (uint32_t)data[0] | data[1];
											}
											else if (currentModbusReadParams->registerByteNum == 2)
											{
													value = data[0];
											}
											sprintf(pubJsonString,"{\"action\":\"%s\",\"identifier\":\"%s\",\"deviceId\":\"%s\",\"messageId\":\"%s\",\"state\":%d,\"parameter\":%d}",
														jsonMsg.action,jsonMsg.identifier,jsonMsg.deviceId,jsonMsg.messageId,recv_state,value);	// 组成要发送的json语句
											mqtt_publish_data(pubJsonString, QOS0, strlen(pubJsonString), (char*)&get->messageTopic);	
											delay_ms(100);
									}
								}
							currentModbusReadParams = currentModbusReadParams->nextParams;
						}
					}
					break;
				case 3:/* reboot */
					__set_PRIMASK(1);
					NVIC_SystemReset();
					break;
			}
				current_device = current_device->nextDevice;
				vPortFree(pubJsonString);
		}
}
// 重定义pow函数
uint32_t my_pow(int base, int exponent) {
    uint32_t result = 1;
    for(int i = 0; i < exponent; i++) {
        result *= base;
    }
    return result;
}

void protocolsModeFunc(GATEWAY_PARAMS* get, char* string)
{
		if(mqtt_connectFlag)
		{
				time1 = GetCurrentTime();
				sprintf(string,"{\"deviceId\":\"%s\",\"data\":[",get->deviceId);	// 组成要发送的json语句	
				if(startFlag && time2  <= time1 - ( 10 * 1000))// 60s进行一次全数据发送
				{
						mode = 0;//all
						LogPrint(LOG_INFO,__FILE__,__FUNCTION__,__LINE__,"protocolsMode:All data");
						read_device_data(get->device_params,string);
						sprintf(string + strlen(string),"]}");
						mqtt_publish_data(string, QOS0, strlen(string), (char*)&get->messageTopic);					
						time2 = GetCurrentTime();
				}
				else
				{
						mode = 1;// def
						read_device_data(get->device_params, string);
						if(def)// 检测string是否含有数据
						{
							def = 0;
							LogPrint(LOG_INFO,__FILE__,__FUNCTION__,__LINE__,"protocolsMode:Different data");
							sprintf(string + strlen(string),"]}");
							mqtt_publish_data(string, QOS0, strlen(string), (char*)&get->messageTopic);			
							time2 = GetCurrentTime();		
						}					
				}
				startFlag = 1;				
				memset(string,0,strlen(string));	
				
		}				
}



int transparent_data(DEVICE_PARAMS *device)
{
		DEVICE_PARAMS *current_device=device;	
		GATEWAY_READ_MODBUS_COMMAND *currentModbusParams = current_device->params->gateway_read_modbus_command;
		GATEWAY_READ_DLT645_COMMAND *currentDLT645Params = current_device->params->gateway_read_dlt645_command;	
		while(current_device->params != NULL)
		{	
				gd_eval_led_toggle(LED_485TX);			
				if (current_device->protocol == MODBUS_READ)
				{
						uint16_t data[currentModbusParams->registerByteNum /2]; // modbus寄存器长度		
						mmodbus_set16bitOrder(current_device->MDBbigLittleFormat);
						// 读单个寄存器
						if (currentModbusParams->functionCode == 0x03)
						{
//								bool success = mmodbus_readHoldingRegisters16i(0x17,0x00,0x02,data);
  							bool success = mmodbus_readHoldingRegisters16i(currentModbusParams->slaveAddress,
																															 currentModbusParams->registerAddress,
																															 currentModbusParams->registerByteNum /2,
																															 data);
								if (success)
								{
										uint32_t value;		
										if((value - currentModbusParams->value) != 0)
										{
											for (uint8_t i = 0; i < mmodbus.rxBuf[2]; i += 2)
											{
												uint8_t H = mmodbus.rxBuf[i + 3];
												mmodbus.rxBuf[i + 3] = mmodbus.rxBuf[i + 3 + 1];
												mmodbus.rxBuf[i + 3 + 1] = H;
											}
											gd_com_485_send(mmodbus.rxBuf,mmodbus.rxIndex);
											vTaskDelay(100);
										}									
								}					
								currentModbusParams = currentModbusParams->nextParams;
								if (currentModbusParams == NULL)	
								{
										current_device = current_device->nextDevice;
										currentModbusParams = current_device->params->gateway_read_modbus_command;
										if(current_device == NULL)
										{
												return 1;
										}
								}												
						}
				}
				else if (current_device->protocol == DLT645_2007 || current_device->protocol == DLT645_97)
				{
						uint8_t read_buf[10];
										
						memset(read_buf, 0, 10);
						memset(currentDLT645Params->data, 0, 10);

						dlt645_set_addr(&dlt645, currentDLT645Params->deviceID645);
						int8_t rs;
						if (current_device->protocol == DLT645_2007)
						{
								rs = dlt645_read_data(&dlt645, currentDLT645Params->Identification, read_buf, DLT645_2007);
						}
						else if (current_device->protocol == DLT645_1997)
						{
								rs = dlt645_read_data(&dlt645, currentDLT645Params->Identification, read_buf, DLT645_1997);
						}
						if (rs != -1)
						{
								if(compareArrays(read_buf,currentDLT645Params->data,10))// 不相同1，相同0
								{
									portENTER_CRITICAL();
									gd_com_485_send(mmodbus.rxBuf,mmodbus.rxIndex);
									portEXIT_CRITICAL();
									vTaskDelay(100);
								}
						}
							currentDLT645Params = currentDLT645Params->nextParams;		
							if (currentDLT645Params == NULL)	
							{
									current_device = current_device->nextDevice;
									currentDLT645Params = current_device->params->gateway_read_dlt645_command;
									if(current_device == NULL)
									{
											return 1;
									}
							}										
				}	
		gd_eval_led_off(LED_485TX);					
		}		
		return 1;
	
}
void transparentModeFunc(DEVICE_PARAMS* current_device)
{
			LogPrint(LOG_INFO,__FILE__,__FUNCTION__,__LINE__,"transparentMode:All data");
			printf("transparentMode:All data\n");
			transparent_data(current_device);		
}