eddy/BTA_utils
1
0
Fork 0
mirror of https://github.com/eddyem/BTA_utils.git synced 2025-12-06 02:35:13 +03:00
Code Issues Packages Projects Releases Wiki Activity

add BTA_modbusmeteo

Browse Source
This commit is contained in:
Edward Emelianov 2022-06-08 17:02:43 +03:00
parent f870b4d036
commit db1c4eb8b6
15 changed files with 2156 additions and 0 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

23
BTA_modbusmeteo/Makefile Normal file
View File

@ -0,0 +1,23 @@
PROGRAM = bta_meteo_modbus
LDFLAGS = -lcrypt
SRCS = $(wildcard *.c)
CC = gcc
DEFINES = -D_XOPEN_SOURCE=1111 -D_GNU_SOURCE
DEFINES += -DEBUG
CXX = gcc
CFLAGS = -std=gnu99 -Wall -Werror -Wextra $(DEFINES) -pthread
OBJS = $(SRCS:.c=.o)
all : $(PROGRAM)
$(PROGRAM) : $(OBJS)
$(CC) $(CFLAGS) $(OBJS) $(LDFLAGS) -o $(PROGRAM)
# some addition dependencies
# %.o: %.c
# $(CC) $(LDFLAGS) $(CFLAGS) $< -o $@
#$(SRCS) : %.c : %.h $(INDEPENDENT_HEADERS)
# @touch $@
clean:
/bin/rm -f *.o *~
depend:
$(CXX) -MM $(CXX.SRCS)

234
BTA_modbusmeteo/bta_meteo_modbus.c Normal file
View File

@ -0,0 +1,234 @@
/*
* This file is part of the 3steppers project.
* Copyright 2022 Edward V. Emelianov <edward.emelianoff@gmail.com>.
*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
#include <limits.h> // PATH_MAX
#include "bta_meteo_modbus.h"
#include "bta_shdata.h"
#include "usefull_macros.h"
// length of answer packet (addr fno len h l crch crcl)
#define ANS_LEN 7
// length of request packet
#define REQ_LEN 8
// meteo registers (from datasheet)
#define REG_WSPEED 30001
#define REG_WDIR 30201
#define REG_TAIR 30401
#define REG_HUM 30601
#define REG_DEW 30701
#define REG_PRES 30801
extern int gotsegm;
static int portfd = -1;
/*
* maximum Modbus packet size. By the standard is 300 bytes
*/
#define MODBUS_MAX_PACKET_SIZE 300
static uint16_t crc16_table[] = {
0x0000, 0xC0C1, 0xC181, 0x0140, 0xC301, 0x03C0, 0x0280, 0xC241,
0xC601, 0x06C0, 0x0780, 0xC741, 0x0500, 0xC5C1, 0xC481, 0x0440,
0xCC01, 0x0CC0, 0x0D80, 0xCD41, 0x0F00, 0xCFC1, 0xCE81, 0x0E40,
0x0A00, 0xCAC1, 0xCB81, 0x0B40, 0xC901, 0x09C0, 0x0880, 0xC841,
0xD801, 0x18C0, 0x1980, 0xD941, 0x1B00, 0xDBC1, 0xDA81, 0x1A40,
0x1E00, 0xDEC1, 0xDF81, 0x1F40, 0xDD01, 0x1DC0, 0x1C80, 0xDC41,
0x1400, 0xD4C1, 0xD581, 0x1540, 0xD701, 0x17C0, 0x1680, 0xD641,
0xD201, 0x12C0, 0x1380, 0xD341, 0x1100, 0xD1C1, 0xD081, 0x1040,
0xF001, 0x30C0, 0x3180, 0xF141, 0x3300, 0xF3C1, 0xF281, 0x3240,
0x3600, 0xF6C1, 0xF781, 0x3740, 0xF501, 0x35C0, 0x3480, 0xF441,
0x3C00, 0xFCC1, 0xFD81, 0x3D40, 0xFF01, 0x3FC0, 0x3E80, 0xFE41,
0xFA01, 0x3AC0, 0x3B80, 0xFB41, 0x3900, 0xF9C1, 0xF881, 0x3840,
0x2800, 0xE8C1, 0xE981, 0x2940, 0xEB01, 0x2BC0, 0x2A80, 0xEA41,
0xEE01, 0x2EC0, 0x2F80, 0xEF41, 0x2D00, 0xEDC1, 0xEC81, 0x2C40,
0xE401, 0x24C0, 0x2580, 0xE541, 0x2700, 0xE7C1, 0xE681, 0x2640,
0x2200, 0xE2C1, 0xE381, 0x2340, 0xE101, 0x21C0, 0x2080, 0xE041,
0xA001, 0x60C0, 0x6180, 0xA141, 0x6300, 0xA3C1, 0xA281, 0x6240,
0x6600, 0xA6C1, 0xA781, 0x6740, 0xA501, 0x65C0, 0x6480, 0xA441,
0x6C00, 0xACC1, 0xAD81, 0x6D40, 0xAF01, 0x6FC0, 0x6E80, 0xAE41,
0xAA01, 0x6AC0, 0x6B80, 0xAB41, 0x6900, 0xA9C1, 0xA881, 0x6840,
0x7800, 0xB8C1, 0xB981, 0x7940, 0xBB01, 0x7BC0, 0x7A80, 0xBA41,
0xBE01, 0x7EC0, 0x7F80, 0xBF41, 0x7D00, 0xBDC1, 0xBC81, 0x7C40,
0xB401, 0x74C0, 0x7580, 0xB541, 0x7700, 0xB7C1, 0xB681, 0x7640,
0x7200, 0xB2C1, 0xB381, 0x7340, 0xB101, 0x71C0, 0x7080, 0xB041,
0x5000, 0x90C1, 0x9181, 0x5140, 0x9301, 0x53C0, 0x5280, 0x9241,
0x9601, 0x56C0, 0x5780, 0x9741, 0x5500, 0x95C1, 0x9481, 0x5440,
0x9C01, 0x5CC0, 0x5D80, 0x9D41, 0x5F00, 0x9FC1, 0x9E81, 0x5E40,
0x5A00, 0x9AC1, 0x9B81, 0x5B40, 0x9901, 0x59C0, 0x5880, 0x9841,
0x8801, 0x48C0, 0x4980, 0x8941, 0x4B00, 0x8BC1, 0x8A81, 0x4A40,
0x4E00, 0x8EC1, 0x8F81, 0x4F40, 0x8D01, 0x4DC0, 0x4C80, 0x8C41,
0x4400, 0x84C1, 0x8581, 0x4540, 0x8701, 0x47C0, 0x4680, 0x8641,
0x8201, 0x42C0, 0x4380, 0x8341, 0x4100, 0x81C1, 0x8081, 0x4040,
};
static int crc_check(uint8_t *buffer, int length){
uint8_t byte;
uint16_t crc = 0xFFFF;
int valid_crc;
while (length-- > 2) {
byte = *buffer++ ^ crc;
crc >>= 8;
crc ^= crc16_table[byte];
}
valid_crc = (crc >> 8) == buffer[1] && (crc & 0xFF) == buffer[0];
return valid_crc;
}
static int opendev(int fd){
struct termios tty;
if(tcgetattr(fd, &tty) < 0){
WARN("tcgetattr");
return FALSE;
}
tty.c_cflag = CS8 | CREAD | CLOCAL | B19200;
tty.c_cc[VTIME] = 0;
tty.c_cc[VMIN] = 0;
// cfsetispeed(&tty, speed);
// cfsetospeed(&tty, speed);
if(tcsetattr(fd, TCSANOW, &tty) < 0){
WARN("tcsetattr");
return FALSE;
}
return TRUE;
}
int connect2tty(){
int fd = -1;
char fname[PATH_MAX];
char *names[2] = {"USB", "ACM"};
for(int j = 0; j < 2; ++j){
for(int i = 0; i < 256; ++i){
snprintf(fname, PATH_MAX, "/dev/tty%s%d", names[j], i);
if((fd = open(fname, O_RDONLY)) > 0){
LOG("Try to open %s", fname);
if(opendev(fd)){
portfd = fd;
LOG("Success");
return TRUE;
}
LOG("Error");
}
}
}
LOG("USB to serial not found");
return FALSE;
}
#define WSFLAG (1 << 0)
#define TFLAG (1 << 1)
#define HFLAG (1 << 2)
#define PFLAG (1 << 3)
//#define WDFLAG (1 << 4)
// all flags set
//#define ALLFLAGS (0x1f)
#define ALLFLAGS (0x0f)
params_ans check_meteo_params(){
if(portfd < 0) return ANS_LOSTCONN;
int n_bytes = -1, res, size = 0;
uint8_t meteoflags = 0;
uint16_t lastpar = 0;
unsigned char buffer[MODBUS_MAX_PACKET_SIZE];
struct timeval timeout;
fd_set set;
time_t tstart = time(NULL);
while(n_bytes){
FD_ZERO(&set);
FD_SET(portfd, &set);
timeout.tv_sec = 0;
timeout.tv_usec = 1500; // 1.5ms pause
if((res = select(portfd + 1, &set, NULL, NULL, &timeout)) < 0 && errno != EINTR)
return ANS_LOSTCONN;
if(res > 0){
if ((n_bytes = read(portfd, buffer + size, MODBUS_MAX_PACKET_SIZE - size)) < 0)
return ANS_LOSTCONN;
size += n_bytes;
if(n_bytes) continue;
}
if(size > 0 && (res == 0 || size >= MODBUS_MAX_PACKET_SIZE || n_bytes == 0)) {
if(crc_check(buffer, size)){
if(size == REQ_LEN){
lastpar = buffer[2] << 8 | buffer[3];
}else if(size == ANS_LEN){
uint16_t val = buffer[3] << 8 | buffer[4];
int prval = 1;
float f = (float)val / 10.f;
switch(lastpar){
case REG_WSPEED:
DBG("wind speed");
meteoflags |= WSFLAG;
if(gotsegm && !(MeteoMode & INPUT_WND)){ // not entered by hands
DBG("oldvnd");
val_Wnd = f;
MeteoMode |= (SENSOR_WND|NET_WND);
}
break;
case REG_WDIR:
DBG("wind direction");
//meteoflags |= WDFLAG;
break;
case REG_TAIR:
DBG("air temperature");
meteoflags |= TFLAG;
if(gotsegm && !(MeteoMode & INPUT_T1)){
val_T1 = f;
MeteoMode |= (SENSOR_WND|NET_WND);
}
break;
case REG_HUM:
DBG("humidity");
meteoflags |= HFLAG;
if(gotsegm && !(MeteoMode & INPUT_HMD)){
val_Hmd = f;
MeteoMode |= (SENSOR_HMD|NET_HMD);
}
break;
case REG_DEW:
DBG("dewpoint");
break;
case REG_PRES:
DBG("pressure");
f *= 760.f/1013.f; // convert hPa->mmHg
meteoflags |= PFLAG;
if(gotsegm && !(MeteoMode & INPUT_B)){
val_B = f;
MeteoMode |= (SENSOR_B|NET_B);
}
break;
default:
prval = 0;
}
if(prval) DBG("=%.1f\n", f);
lastpar = 0;
}
}
size = 0;
}
if(meteoflags == ALLFLAGS){
DBG("Got all data");
return ANS_OK;
}
if(time(NULL) - tstart >= METEO_TIMEOUT) return ANS_NOTFULL;
}
return ANS_NOTFULL;
}

1
BTA_modbusmeteo/bta_meteo_modbus.cflags Normal file
View File

@ -0,0 +1 @@
-std=c17

5
BTA_modbusmeteo/bta_meteo_modbus.config Normal file
View File

@ -0,0 +1,5 @@
// Add predefined macros for your project here. For example:
// #define THE_ANSWER 42
#define _XOPEN_SOURCE 1111
#define _GNU_SOURCE

1
BTA_modbusmeteo/bta_meteo_modbus.creator Normal file
View File

@ -0,0 +1 @@
[General]

170
BTA_modbusmeteo/bta_meteo_modbus.creator.user Normal file
View File

@ -0,0 +1,170 @@
<?xml version="1.0" encoding="UTF-8"?>
<!DOCTYPE QtCreatorProject>
<!-- Written by QtCreator 4.8.2, 2020-08-21T12:33:04. -->
<qtcreator>
<data>
<variable>EnvironmentId</variable>
<value type="QByteArray">{7bd84e39-ca37-46d3-be9d-99ebea85bc0d}</value>
</data>
<data>
<variable>ProjectExplorer.Project.ActiveTarget</variable>
<value type="int">0</value>
</data>
<data>
<variable>ProjectExplorer.Project.EditorSettings</variable>
<valuemap type="QVariantMap">
<value type="bool" key="EditorConfiguration.AutoIndent">true</value>
<value type="bool" key="EditorConfiguration.AutoSpacesForTabs">false</value>
<value type="bool" key="EditorConfiguration.CamelCaseNavigation">true</value>
<valuemap type="QVariantMap" key="EditorConfiguration.CodeStyle.0">
<value type="QString" key="language">Cpp</value>
<valuemap type="QVariantMap" key="value">
<value type="QByteArray" key="CurrentPreferences">CppGlobal</value>
</valuemap>
</valuemap>
<valuemap type="QVariantMap" key="EditorConfiguration.CodeStyle.1">
<value type="QString" key="language">QmlJS</value>
<valuemap type="QVariantMap" key="value">
<value type="QByteArray" key="CurrentPreferences">QmlJSGlobal</value>
</valuemap>
</valuemap>
<value type="int" key="EditorConfiguration.CodeStyle.Count">2</value>
<value type="QByteArray" key="EditorConfiguration.Codec">KOI8-R</value>
<value type="bool" key="EditorConfiguration.ConstrainTooltips">false</value>
<value type="int" key="EditorConfiguration.IndentSize">4</value>
<value type="bool" key="EditorConfiguration.KeyboardTooltips">false</value>
<value type="int" key="EditorConfiguration.MarginColumn">80</value>
<value type="bool" key="EditorConfiguration.MouseHiding">true</value>
<value type="bool" key="EditorConfiguration.MouseNavigation">true</value>
<value type="int" key="EditorConfiguration.PaddingMode">1</value>
<value type="bool" key="EditorConfiguration.ScrollWheelZooming">true</value>
<value type="bool" key="EditorConfiguration.ShowMargin">false</value>
<value type="int" key="EditorConfiguration.SmartBackspaceBehavior">0</value>
<value type="bool" key="EditorConfiguration.SmartSelectionChanging">true</value>
<value type="bool" key="EditorConfiguration.SpacesForTabs">true</value>
<value type="int" key="EditorConfiguration.TabKeyBehavior">0</value>
<value type="int" key="EditorConfiguration.TabSize">8</value>
<value type="bool" key="EditorConfiguration.UseGlobal">true</value>
<value type="int" key="EditorConfiguration.Utf8BomBehavior">1</value>
<value type="bool" key="EditorConfiguration.addFinalNewLine">true</value>
<value type="bool" key="EditorConfiguration.cleanIndentation">false</value>
<value type="bool" key="EditorConfiguration.cleanWhitespace">true</value>
<value type="bool" key="EditorConfiguration.inEntireDocument">false</value>
</valuemap>
</data>
<data>
<variable>ProjectExplorer.Project.PluginSettings</variable>
<valuemap type="QVariantMap">
<valuelist type="QVariantList" key="ClangCodeModel.CustomCommandLineKey"/>
<value type="bool" key="ClangCodeModel.UseGlobalConfig">true</value>
</valuemap>
</data>
<data>
<variable>ProjectExplorer.Project.Target.0</variable>
<valuemap type="QVariantMap">
<value type="QString" key="ProjectExplorer.ProjectConfiguration.DefaultDisplayName">Desktop</value>
<value type="QString" key="ProjectExplorer.ProjectConfiguration.DisplayName">Desktop</value>
<value type="QString" key="ProjectExplorer.ProjectConfiguration.Id">{65a14f9e-e008-4c1b-89df-4eaa4774b6e3}</value>
<value type="int" key="ProjectExplorer.Target.ActiveBuildConfiguration">0</value>
<value type="int" key="ProjectExplorer.Target.ActiveDeployConfiguration">0</value>
<value type="int" key="ProjectExplorer.Target.ActiveRunConfiguration">0</value>
<valuemap type="QVariantMap" key="ProjectExplorer.Target.BuildConfiguration.0">
<value type="QString" key="ProjectExplorer.BuildConfiguration.BuildDirectory">/Big/Data/00-BTAmirtemp</value>
<valuemap type="QVariantMap" key="ProjectExplorer.BuildConfiguration.BuildStepList.0">
<valuemap type="QVariantMap" key="ProjectExplorer.BuildStepList.Step.0">
<valuelist type="QVariantList" key="GenericProjectManager.GenericMakeStep.BuildTargets">
<value type="QString">all</value>
</valuelist>
<value type="bool" key="GenericProjectManager.GenericMakeStep.Clean">false</value>
<value type="QString" key="GenericProjectManager.GenericMakeStep.MakeArguments"></value>
<value type="QString" key="GenericProjectManager.GenericMakeStep.MakeCommand"></value>
<value type="bool" key="GenericProjectManager.GenericMakeStep.OverrideMakeflags">false</value>
<value type="bool" key="ProjectExplorer.BuildStep.Enabled">true</value>
<value type="QString" key="ProjectExplorer.ProjectConfiguration.DefaultDisplayName">Сборка</value>
<value type="QString" key="ProjectExplorer.ProjectConfiguration.DisplayName"></value>
<value type="QString" key="ProjectExplorer.ProjectConfiguration.Id">GenericProjectManager.GenericMakeStep</value>
</valuemap>
<value type="int" key="ProjectExplorer.BuildStepList.StepsCount">1</value>
<value type="QString" key="ProjectExplorer.ProjectConfiguration.DefaultDisplayName">Сборка</value>
<value type="QString" key="ProjectExplorer.ProjectConfiguration.DisplayName"></value>
<value type="QString" key="ProjectExplorer.ProjectConfiguration.Id">ProjectExplorer.BuildSteps.Build</value>
</valuemap>
<valuemap type="QVariantMap" key="ProjectExplorer.BuildConfiguration.BuildStepList.1">
<valuemap type="QVariantMap" key="ProjectExplorer.BuildStepList.Step.0">
<valuelist type="QVariantList" key="GenericProjectManager.GenericMakeStep.BuildTargets">
<value type="QString">clean</value>
</valuelist>
<value type="bool" key="GenericProjectManager.GenericMakeStep.Clean">false</value>
<value type="QString" key="GenericProjectManager.GenericMakeStep.MakeArguments"></value>
<value type="QString" key="GenericProjectManager.GenericMakeStep.MakeCommand"></value>
<value type="bool" key="GenericProjectManager.GenericMakeStep.OverrideMakeflags">false</value>
<value type="bool" key="ProjectExplorer.BuildStep.Enabled">true</value>
<value type="QString" key="ProjectExplorer.ProjectConfiguration.DefaultDisplayName">Сборка</value>
<value type="QString" key="ProjectExplorer.ProjectConfiguration.DisplayName"></value>
<value type="QString" key="ProjectExplorer.ProjectConfiguration.Id">GenericProjectManager.GenericMakeStep</value>
</valuemap>
<value type="int" key="ProjectExplorer.BuildStepList.StepsCount">1</value>
<value type="QString" key="ProjectExplorer.ProjectConfiguration.DefaultDisplayName">Очистка</value>
<value type="QString" key="ProjectExplorer.ProjectConfiguration.DisplayName"></value>
<value type="QString" key="ProjectExplorer.ProjectConfiguration.Id">ProjectExplorer.BuildSteps.Clean</value>
</valuemap>
<value type="int" key="ProjectExplorer.BuildConfiguration.BuildStepListCount">2</value>
<value type="bool" key="ProjectExplorer.BuildConfiguration.ClearSystemEnvironment">false</value>
<valuelist type="QVariantList" key="ProjectExplorer.BuildConfiguration.UserEnvironmentChanges"/>
<value type="QString" key="ProjectExplorer.ProjectConfiguration.DefaultDisplayName">По умолчанию</value>
<value type="QString" key="ProjectExplorer.ProjectConfiguration.DisplayName">По умолчанию</value>
<value type="QString" key="ProjectExplorer.ProjectConfiguration.Id">GenericProjectManager.GenericBuildConfiguration</value>
</valuemap>
<value type="int" key="ProjectExplorer.Target.BuildConfigurationCount">1</value>
<valuemap type="QVariantMap" key="ProjectExplorer.Target.DeployConfiguration.0">
<valuemap type="QVariantMap" key="ProjectExplorer.BuildConfiguration.BuildStepList.0">
<value type="int" key="ProjectExplorer.BuildStepList.StepsCount">0</value>
<value type="QString" key="ProjectExplorer.ProjectConfiguration.DefaultDisplayName">Установка</value>
<value type="QString" key="ProjectExplorer.ProjectConfiguration.DisplayName"></value>
<value type="QString" key="ProjectExplorer.ProjectConfiguration.Id">ProjectExplorer.BuildSteps.Deploy</value>
</valuemap>
<value type="int" key="ProjectExplorer.BuildConfiguration.BuildStepListCount">1</value>
<value type="QString" key="ProjectExplorer.ProjectConfiguration.DefaultDisplayName">Конфигурация установки</value>
<value type="QString" key="ProjectExplorer.ProjectConfiguration.DisplayName"></value>
<value type="QString" key="ProjectExplorer.ProjectConfiguration.Id">ProjectExplorer.DefaultDeployConfiguration</value>
</valuemap>
<value type="int" key="ProjectExplorer.Target.DeployConfigurationCount">1</value>
<valuemap type="QVariantMap" key="ProjectExplorer.Target.PluginSettings"/>
<valuemap type="QVariantMap" key="ProjectExplorer.Target.RunConfiguration.0">
<value type="bool" key="Analyzer.QmlProfiler.AggregateTraces">false</value>
<value type="bool" key="Analyzer.QmlProfiler.FlushEnabled">false</value>
<value type="uint" key="Analyzer.QmlProfiler.FlushInterval">1000</value>
<value type="QString" key="Analyzer.QmlProfiler.LastTraceFile"></value>
<value type="bool" key="Analyzer.QmlProfiler.Settings.UseGlobalSettings">true</value>
<value type="int" key="PE.EnvironmentAspect.Base">2</value>
<valuelist type="QVariantList" key="PE.EnvironmentAspect.Changes"/>
<value type="QString" key="ProjectExplorer.CustomExecutableRunConfiguration.Executable"></value>
<value type="QString" key="ProjectExplorer.ProjectConfiguration.DefaultDisplayName">Особая программа</value>
<value type="QString" key="ProjectExplorer.ProjectConfiguration.DisplayName"></value>
<value type="QString" key="ProjectExplorer.ProjectConfiguration.Id">ProjectExplorer.CustomExecutableRunConfiguration</value>
<value type="QString" key="RunConfiguration.Arguments"></value>
<value type="uint" key="RunConfiguration.QmlDebugServerPort">3768</value>
<value type="bool" key="RunConfiguration.UseCppDebugger">false</value>
<value type="bool" key="RunConfiguration.UseCppDebuggerAuto">true</value>
<value type="bool" key="RunConfiguration.UseMultiProcess">false</value>
<value type="bool" key="RunConfiguration.UseQmlDebugger">false</value>
<value type="bool" key="RunConfiguration.UseQmlDebuggerAuto">true</value>
<value type="QString" key="RunConfiguration.WorkingDirectory"></value>
<value type="QString" key="RunConfiguration.WorkingDirectory.default"></value>
</valuemap>
<value type="int" key="ProjectExplorer.Target.RunConfigurationCount">1</value>
</valuemap>
</data>
<data>
<variable>ProjectExplorer.Project.TargetCount</variable>
<value type="int">1</value>
</data>
<data>
<variable>ProjectExplorer.Project.Updater.FileVersion</variable>
<value type="int">20</value>
</data>
<data>
<variable>Version</variable>
<value type="int">20</value>
</data>
</qtcreator>

1
BTA_modbusmeteo/bta_meteo_modbus.cxxflags Normal file
View File

@ -0,0 +1 @@
-std=c++17

7
BTA_modbusmeteo/bta_meteo_modbus.files Normal file
View File

@ -0,0 +1,7 @@
bta_meteo_modbus.c
bta_meteo_modbus.h
bta_shdata.c
bta_shdata.h
main.c
usefull_macros.c
usefull_macros.h

35
BTA_modbusmeteo/bta_meteo_modbus.h Normal file
View File

@ -0,0 +1,35 @@
/*
* This file is part of the bta_meteo_modbus project.
* Copyright 2022 Edward V. Emelianov <edward.emelianoff@gmail.com>.
*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
#pragma once
#ifndef BTA_METEO_MODBUS_H__
#define BTA_METEO_MODBUS_H__
// data reading timeout (in seconds)
#define METEO_TIMEOUT 5
typedef enum{
ANS_OK, // all OK
ANS_LOSTCONN, // lost connection
ANS_NOTFULL // got not full dataset (or nothing at all)
} params_ans;
int connect2tty();
params_ans check_meteo_params();
#endif // BTA_METEO_MODBUS_H__

2
BTA_modbusmeteo/bta_meteo_modbus.includes Normal file
View File

@ -0,0 +1,2 @@
.
/usr/lib/gcc/x86_64-pc-linux-gnu/11.3.0/include/

346
BTA_modbusmeteo/bta_shdata.c Normal file
View File

@ -0,0 +1,346 @@
#include "bta_shdata.h"
#include "usefull_macros.h"
#include <crypt.h>
#pragma pack(push, 4)
// Main command channel (level 5)
struct CMD_Queue mcmd = {{"Mcmd"}, 0200,0,-1,0};
// Operator command channel (level 4)
struct CMD_Queue ocmd = {{"Ocmd"}, 0200,0,-1,0};
// User command channel (level 2/3)
struct CMD_Queue ucmd = {{"Ucmd"}, 0200,0,-1,0};
#define MSGLEN (80)
static char msg[MSGLEN];
#define PERR(...) do{snprintf(msg, MSGLEN, __VA_ARGS__); perror(msg);} while(0)
#ifndef BTA_MODULE
volatile struct BTA_Data *sdt;
volatile struct BTA_Local *sdtl;
volatile struct SHM_Block sdat = {
{"Sdat"},
sizeof(struct BTA_Data),
2048,0444,
SHM_RDONLY,
bta_data_init,
bta_data_check,
bta_data_close,
ClientSide,-1,NULL
};
int snd_id = -1; // client sender ID
int cmd_src_pid = 0; // next command source PID
uint32_t cmd_src_ip = 0;// next command source IP
/**
* Init data
*/
void bta_data_init() {
sdt = (struct BTA_Data *)sdat.addr;
sdtl = (struct BTA_Local *)(sdat.addr+sizeof(struct BTA_Data));
if(sdat.side == ClientSide) {
if(sdt->magic != sdat.key.code) {
WARN("Wrong shared data (maybe server turned off)");
}
if(sdt->version == 0) {
WARN("Null shared data version (maybe server turned off)");
}
else if(sdt->version != BTA_Data_Ver) {
WARN("Wrong shared data version: I'am - %d, but server - %d ...",
BTA_Data_Ver, sdt->version );
}
if(sdt->size != sdat.size) {
if(sdt->size > sdat.size) {
WARN("Wrong shared area size: I needs - %d, but server - %d ...",
sdat.size, sdt->size );
} else {
WARN("Attention! Too little shared data structure!");
WARN("I needs - %d, but server gives only %d ...",
sdat.size, sdt->size );
WARN("May be server's version too old!?");
}
}
return;
}
/* ServerSide */
if(sdt->magic == sdat.key.code &&
sdt->version == BTA_Data_Ver &&
sdt->size == sdat.size)
return;
memset(sdat.addr, 0, sdat.maxsize);
sdt->magic = sdat.key.code;
sdt->version = BTA_Data_Ver;
sdt->size = sdat.size;
Tel_Hardware = Hard_On;
Pos_Corr = PC_On;
TrkOk_Mode = UseDiffVel | UseDiffAZ ;
inp_B = 591.;
Pressure = 595.;
PEP_code_A = 0x002aaa;
PEP_code_Z = 0x002aaa;
PEP_code_P = 0x002aaa;
PEP_code_F = 0x002aaa;
PEP_code_D = 0x002aaa;
DomeSEW_N = 1;
}
int bta_data_check() {
return( (sdt->magic == sdat.key.code) && (sdt->version == BTA_Data_Ver) );
}
void bta_data_close() {
if(sdat.side == ServerSide) {
sdt->magic = 0;
sdt->version = 0;
}
}
/**
* Allocate shared memory segment
*/
int get_shm_block(volatile struct SHM_Block *sb, int server) {
int getsize = (server)? sb->maxsize : sb->size;
// first try to find existing one
sb->id = shmget(sb->key.code, getsize, sb->mode);
if(sb->id < 0 && errno == ENOENT && server){
// if no - try to create a new one
int cresize = sb->maxsize;
if(sb->size > cresize){
WARN("Wrong shm maxsize(%d) < realsize(%d)",sb->maxsize,sb->size);
cresize = sb->size;
}
sb->id = shmget(sb->key.code, cresize, IPC_CREAT|IPC_EXCL|sb->mode);
}
if(sb->id < 0){
if(server)
PERR("Can't create shared memory segment '%s'",sb->key.name);
else
PERR("Can't find shared segment '%s' (maybe no server process) ",sb->key.name);
return 0;
}
// attach it to our memory space
sb->addr = (unsigned char *) shmat(sb->id, NULL, sb->atflag);
if((long)sb->addr == -1){
PERR("Can't attach shared memory segment '%s'",sb->key.name);
return 0;
}
if(server && (shmctl(sb->id, SHM_LOCK, NULL) < 0)){
PERR("Can't prevents swapping of shared memory segment '%s'",sb->key.name);
return 0;
}
DBG("Create & attach shared memory segment '%s' %dbytes", sb->key.name, sb->size);
sb->side = server;
if(sb->init != NULL)
sb->init();
return 1;
}
int close_shm_block(volatile struct SHM_Block *sb){
int ret;
if(sb->close != NULL)
sb->close();
if(sb->side == ServerSide) {
// ret = shmctl(sb->id, SHM_UNLOCK, NULL);
ret = shmctl(sb->id, IPC_RMID, NULL);
}
ret = shmdt (sb->addr);
return(ret);
}
/**
* Create|Find command queue
*/
void get_cmd_queue(struct CMD_Queue *cq, int server){
if (!server && cq->id >= 0) { //if already in use set current
snd_id = cq->id;
return;
}
// first try to find existing one
cq->id = msgget(cq->key.code, cq->mode);
// if no - try to create a new one
if(cq->id<0 && errno == ENOENT && server)
cq->id = msgget(cq->key.code, IPC_CREAT|IPC_EXCL|cq->mode);
if(cq->id<0){
if(server)
PERR("Can't create comand queue '%s'",cq->key.name);
else
PERR("Can't find comand queue '%s' (maybe no server process) ",cq->key.name);
return;
}
cq->side = server;
if(server){
char buf[120]; /* выбросить все команды из очереди */
while(msgrcv(cq->id, (struct msgbuf *)buf, 112, 0, IPC_NOWAIT) > 0);
}else
snd_id = cq->id;
cq->acckey = 0;
}
#endif // BTA_MODULE
int check_shm_block(volatile struct SHM_Block *sb) {
if(sb->check)
return(sb->check());
else return(0);
}
/**
* Set access key in current channel
*/
void set_acckey(uint32_t newkey){
if(snd_id < 0) return;
if(ucmd.id == snd_id) ucmd.acckey = newkey;
else if(ocmd.id == snd_id) ocmd.acckey = newkey;
else if(mcmd.id == snd_id) mcmd.acckey = newkey;
}
/**
* Setup source data for one following command if default values
* (IP == 0 - local, PID = current) not suits
*/
void set_cmd_src(uint32_t ip, int pid) {
cmd_src_pid = pid;
cmd_src_ip = ip;
}
#pragma pack(push, 4)
/**
* Send client commands to server
*/
void send_cmd(int cmd_code, char *buf, int size) {
struct my_msgbuf mbuf;
if(snd_id < 0) return;
if(size > 100) size = 100;
if(cmd_code > 0)
mbuf.mtype = cmd_code;
else
return;
if(ucmd.id == snd_id) mbuf.acckey = ucmd.acckey;
else if(ocmd.id == snd_id) mbuf.acckey = ocmd.acckey;
else if(mcmd.id == snd_id) mbuf.acckey = mcmd.acckey;
mbuf.src_pid = cmd_src_pid ? cmd_src_pid : getpid();
mbuf.src_ip = cmd_src_ip;
cmd_src_pid = cmd_src_ip = 0;
if(size > 0)
memcpy(mbuf.mtext, buf, size);
else {
mbuf.mtext[0] = 0;
size = 1;
}
msgsnd(snd_id, (struct msgbuf *)&mbuf, size+12, IPC_NOWAIT);
}
void send_cmd_noarg(int cmd_code) {
send_cmd(cmd_code, NULL, 0);
}
void send_cmd_str(int cmd_code, char *arg) {
send_cmd(cmd_code, arg, strlen(arg)+1);
}
void send_cmd_i1(int cmd_code, int32_t arg1) {
send_cmd(cmd_code, (char *)&arg1, sizeof(int32_t));
}
void send_cmd_i2(int cmd_code, int32_t arg1, int32_t arg2) {
int32_t ibuf[2];
ibuf[0] = arg1;
ibuf[1] = arg2;
send_cmd(cmd_code, (char *)ibuf, 2*sizeof(int32_t));
}
void send_cmd_i3(int cmd_code, int32_t arg1, int32_t arg2, int32_t arg3) {
int32_t ibuf[3];
ibuf[0] = arg1;
ibuf[1] = arg2;
ibuf[2] = arg3;
send_cmd(cmd_code, (char *)ibuf, 3*sizeof(int32_t));
}
void send_cmd_i4(int cmd_code, int32_t arg1, int32_t arg2, int32_t arg3, int32_t arg4) {
int32_t ibuf[4];
ibuf[0] = arg1;
ibuf[1] = arg2;
ibuf[2] = arg3;
ibuf[3] = arg4;
send_cmd(cmd_code, (char *)ibuf, 4*sizeof(int32_t));
}
void send_cmd_d1(int32_t cmd_code, double arg1) {
send_cmd(cmd_code, (char *)&arg1, sizeof(double));
}
void send_cmd_d2(int cmd_code, double arg1, double arg2) {
double dbuf[2];
dbuf[0] = arg1;
dbuf[1] = arg2;
send_cmd(cmd_code, (char *)dbuf, 2*sizeof(double));
}
void send_cmd_i1d1(int cmd_code, int32_t arg1, double arg2) {
struct {
int32_t ival;
double dval;
} buf;
buf.ival = arg1;
buf.dval = arg2;
send_cmd(cmd_code, (char *)&buf, sizeof(buf));
}
void send_cmd_i2d1(int cmd_code, int32_t arg1, int32_t arg2, double arg3) {
struct {
int32_t ival[2];
double dval;
} buf;
buf.ival[0] = arg1;
buf.ival[1] = arg2;
buf.dval = arg3;
send_cmd(cmd_code, (char *)&buf, sizeof(buf));
}
void send_cmd_i3d1(int cmd_code, int32_t arg1, int32_t arg2, int32_t arg3, double arg4) {
struct {
int32_t ival[3];
double dval;
} buf;
buf.ival[0] = arg1;
buf.ival[1] = arg2;
buf.ival[2] = arg3;
buf.dval = arg4;
send_cmd(cmd_code, (char *)&buf, sizeof(buf));
}
void encode_lev_passwd(char *passwd, int nlev, uint32_t *keylev, uint32_t *codlev){
char salt[4];
char *encr;
union {
uint32_t ui;
char c[4];
} key, cod;
sprintf(salt,"L%1d",nlev);
encr = (char *)crypt(passwd, salt);
cod.c[0] = encr[2];
key.c[0] = encr[3];
cod.c[1] = encr[4];
key.c[1] = encr[5];
cod.c[2] = encr[6];
key.c[2] = encr[7];
cod.c[3] = encr[8];
key.c[3] = encr[9];
*keylev = key.ui;
*codlev = cod.ui;
}
int find_lev_passwd(char *passwd, uint32_t *keylev, uint32_t *codlev){
int nlev;
for(nlev = 5; nlev > 0; --nlev){
encode_lev_passwd(passwd, nlev, keylev, codlev);
if(*codlev == code_Lev(nlev)) break;
}
return(nlev);
}
int check_lev_passwd(char *passwd){
uint32_t keylev,codlev;
int nlev;
nlev = find_lev_passwd(passwd, &keylev, &codlev);
if(nlev > 0) set_acckey(keylev);
return(nlev);
}
#pragma pack(pop)

851
BTA_modbusmeteo/bta_shdata.h Normal file
View File

@ -0,0 +1,851 @@
#pragma once
#ifndef __BTA_SHDATA_H__
#define __BTA_SHDATA_H__
#include <stdio.h>
#include <stdlib.h>
#include <unistd.h>
#include <stdint.h>
#include <string.h>
#include <sys/ipc.h>
#include <sys/shm.h>
#include <sys/msg.h>
#include <errno.h>
#pragma pack(push, 4)
/*
* Shared memory block
*/
struct SHM_Block {
union {
char name[5]; // memory segment identificator
key_t code;
} key;
int32_t size; // size of memory used
int32_t maxsize; // size when created
int32_t mode; // access mode (rwxrwxrwx)
int32_t atflag; // connection mode (SHM_RDONLY or 0)
void (*init)(); // init function
int32_t (*check)(); // test function
void (*close)(); // deinit function
int32_t side; // connection type: client/server
int32_t id; // connection identificator
uint8_t *addr; // connection address
};
extern volatile struct SHM_Block sdat;
/*
* Command queue descriptor
*/
struct CMD_Queue {
union {
char name[5]; // queue key
key_t code;
} key;
int32_t mode; // access mode (rwxrwxrwx)
int32_t side; // connection type (Sender/Receiver - server/client)
int32_t id; // connection identificator
uint32_t acckey; // access key (for transmission from client to server)
};
extern struct CMD_Queue mcmd;
extern struct CMD_Queue ocmd;
extern struct CMD_Queue ucmd;
void send_cmd_noarg(int);
void send_cmd_str(int, char *);
void send_cmd_i1(int, int32_t);
void send_cmd_i2(int, int32_t, int32_t);
void send_cmd_i3(int, int32_t, int32_t, int32_t);
void send_cmd_i4(int, int32_t, int32_t, int32_t, int32_t);
void send_cmd_d1(int, double);
void send_cmd_d2(int, double, double);
void send_cmd_i1d1(int, int32_t, double);
void send_cmd_i2d1(int, int32_t, int32_t, double);
void send_cmd_i3d1(int, int32_t, int32_t, int32_t, double);
/*******************************************************************************
* Command list *
*******************************************************************************/
/* name code args type */
// Stop telescope
#define StopTel 1
#define StopTeleskope() send_cmd_noarg( 1 )
// High/low speed
#define StartHS 2
#define StartHighSpeed() send_cmd_noarg( 2 )
#define StartLS 3
#define StartLowSpeed() send_cmd_noarg( 3 )
// Timer setup (Ch7_15 or SysTimer)
#define SetTmr 4
#define SetTimerMode(T) send_cmd_i1 ( 4, (int)(T))
// Simulation (modeling) mode
#define SetModMod 5
#define SetModelMode(M) send_cmd_i1 ( 5, (int)(M))
// Azimuth speed code
#define SetCodA 6
#define SetPKN_A(iA,sA) send_cmd_i2 ( 6, (int)(iA),(int)(sA))
// Zenith speed code
#define SetCodZ 7
#define SetPKN_Z(iZ) send_cmd_i1 ( 7, (int)(iZ))
// Parangle speed code
#define SetCodP 8
#define SetPKN_P(iP) send_cmd_i1 ( 8, (int)(iP))
// Set Az velocity
#define SetVA 9
#define SetSpeedA(vA) send_cmd_d1 ( 9, (double)(vA))
// Set Z velocity
#define SetVZ 10
#define SetSpeedZ(vZ) send_cmd_d1 (10, (double)(vZ))
// Set P velocity
#define SetVP 11
#define SetSpeedP(vP) send_cmd_d1 (11, (double)(vP))
// Set new polar coordinates
#define SetAD 12
#define SetRADec(Alp,Del) send_cmd_d2 (12, (double)(Alp),(double)(Del))
// Set new azimutal coordinates
#define SetAZ 13
#define SetAzimZ(A,Z) send_cmd_d2 (13, (double)(A),(double)(Z))
// Goto new object by polar coords
#define GoToAD 14
#define GoToObject() send_cmd_noarg(14 )
// Start steering to object by polar coords
#define MoveToAD 15
#define MoveToObject() send_cmd_noarg(15 )
// Go to object by azimutal coords
#define GoToAZ 16
#define GoToAzimZ() send_cmd_noarg(16 )
// Set A&Z for simulation
#define WriteAZ 17
#define WriteModelAZ() send_cmd_noarg(17 )
// Set P2 mode
#define SetModP 18
#define SetPMode(pmod) send_cmd_i1 (18, (int)(pmod))
// Move(+-1)/Stop(0) P2
#define P2Move 19
#define MoveP2(dir) send_cmd_i1 (19, (int)(dir))
// Move(+-2,+-1)/Stop(0) focus
#define FocMove 20
#define MoveFocus(speed,time) send_cmd_i1d1(20,(int)(speed),(double)(time))
// Use/don't use pointing correction system
#define UsePCorr 21
#define SwitchPosCorr(pc_flag) send_cmd_i1 (21, (int)(pc_flag))
// Tracking flags
#define SetTrkFlags 22
#define SetTrkOkMode(trk_flags) send_cmd_i1 (22, (int)(trk_flags))
// Set focus (0 - primary, 1 - N1, 2 - N2)
#define SetTFoc 23
#define SetTelFocus(N) send_cmd_i1 ( 23, (int)(N))
// Set intrinsic move parameters by RA/Decl
#define SetVAD 24
#define SetVelAD(VAlp,VDel) send_cmd_d2 (24, (double)(VAlp),(double)(VDel))
// Reverse Azimuth direction when pointing
#define SetRevA 25
#define SetAzRevers(amod) send_cmd_i1 (25, (int)(amod))
// Set P2 velocity
#define SetVP2 26
#define SetVelP2(vP2) send_cmd_d1 (26, (double)(vP2))
// Set pointing target
#define SetTarg 27
#define SetSysTarg(Targ) send_cmd_i1 (27, (int)(Targ))
// Send message to all clients (+write into protocol)
#define SendMsg 28
#define SendMessage(Mesg) send_cmd_str (28, (char *)(Mesg))
// RA/Decl user correction
#define CorrAD 29
#define DoADcorr(dAlp,dDel) send_cmd_d2 (29, (double)(dAlp),(double)(dDel))
// A/Z user correction
#define CorrAZ 30
#define DoAZcorr(dA,dZ) send_cmd_d2 (30, (double)(dA),(double)(dZ))
// sec A/Z user correction speed
#define SetVCAZ 31
#define SetVCorr(vA,vZ) send_cmd_d2 (31, (double)(vA),(double)(vZ))
// move P2 with given velocity for a given time
#define P2MoveTo 32
#define MoveP2To(vP2,time) send_cmd_d2 (32, (double)(vP2),(double)(time))
// Go to t/Decl position
#define GoToTD 33
#define GoToSat() send_cmd_noarg (33 )
// Move to t/Decl
#define MoveToTD 34
#define MoveToSat() send_cmd_noarg (34 )
// Empty command for synchronisation
#define NullCom 35
#define SyncCom() send_cmd_noarg (35 )
// Button "Start"
#define StartTel 36
#define StartTeleskope() send_cmd_noarg(36 )
// Set telescope mode
#define SetTMod 37
#define SetTelMode(M) send_cmd_i1 ( 37, (int)(M))
// Turn telescope on (oil etc)
#define TelOn 38
#define TeleskopeOn() send_cmd_noarg(38 )
// Dome mode
#define SetModD 39
#define SetDomeMode(dmod) send_cmd_i1 (39, (int)(dmod))
// Move(+-3,+-2,+-1)/Stop(0) dome
#define DomeMove 40
#define MoveDome(speed,time) send_cmd_i1d1(40,(int)(speed),(double)(time))
// Set account password
#define SetPass 41
#define SetPasswd(LPass) send_cmd_str (41, (char *)(LPass))
// Set code of access level
#define SetLevC 42
#define SetLevCode(Nlev,Cod) send_cmd_i2(42, (int)(Nlev),(int)(Cod))
// Set key for access level
#define SetLevK 43
#define SetLevKey(Nlev,Key) send_cmd_i2(43, (int)(Nlev),(int)(Key))
// Setup network
#define SetNet 44
#define SetNetAcc(Mask,Addr) send_cmd_i2(44, (int)(Mask),(int)(Addr))
// Input meteo data
#define SetMet 45
#define SetMeteo(m_id,m_val) send_cmd_i1d1(45,(int)(m_id),(double)(m_val))
// Cancel meteo data
#define TurnMetOff 46
#define TurnMeteoOff(m_id) send_cmd_i1 (46, (int)(m_id))
// Set time correction (IERS DUT1=UT1-UTC)
#define SetDUT1 47
#define SetDtime(dT) send_cmd_d1 (47, (double)(dT))
// Set polar motion (IERS polar motion)
#define SetPM 48
#define SetPolMot(Xp,Yp) send_cmd_d2 (48, (double)(Xp),(double)(Yp))
// Get SEW parameter
#define GetSEW 49
#define GetSEWparam(Ndrv,Indx,Cnt) send_cmd_i3(49,(int)(Ndrv),(int)(Indx),(int)(Cnt))
// Set SEW parameter
#define PutSEW 50
#define PutSEWparam(Ndrv,Indx,Key,Val) send_cmd_i4(50,(int)(Ndrv),(int)(Indx),(int)(Key),(int)(Val))
// Set lock flags
#define SetLocks 51
#define SetLockFlags(f) send_cmd_i1 (SetLocks, (int)(f))
// Clear lock flags
#define ClearLocks 52
#define ClearLockFlags(f) send_cmd_i1 (ClearLocks, (int)(f))
// Set PEP-RK bits
#define SetRKbits 53
#define AddRKbits(f) send_cmd_i1 (SetRKbits, (int)(f))
// Clear PEP-RK bits
#define ClrRKbits 54
#define ClearRKbits(f) send_cmd_i1 (ClrRKbits, (int)(f))
// Set SEW dome motor number (for indication)
#define SetSEWnd 55
#define SetDomeDrive(ND) send_cmd_i1 (SetSEWnd, (int)(ND))
// Turn SEW controllers of dome on/off
#define SEWsDome 56
#define DomeSEW(OnOff) send_cmd_i1 (SEWsDome, (int)(OnOff))
/*******************************************************************************
* BTA data structure definitions *
*******************************************************************************/
#define ServPID (sdt->pid) // PID of main program
// model
#define UseModel (sdt->model) // model variants
enum{
NoModel = 0 // OFF
,CheckModel // control motors by model
,DriveModel // "blind" management without real sensors
,FullModel // full model without telescope
};
// timer
#define ClockType (sdt->timer) // which timer to use
enum{
Ch7_15 = 0 // Inner timer with synchronisation by CH7_15
,SysTimer // System timer (synchronisation unknown)
,ExtSynchro // External synchronisation (bta_time or xntpd)
};
// system
#define Sys_Mode (sdt->system) // main system mode
enum{
SysStop = 0 // Stop
,SysWait // Wait for start (pointing)
,SysPointAZ // Pointing by A/Z
,SysPointAD // Pointing by RA/Decl
,SysTrkStop // Tracking stop
,SysTrkStart // Start tracking (acceleration to nominal velocity)
,SysTrkMove // Tracking move to object
,SysTrkSeek // Tracking in seeking mode
,SysTrkOk // Tracking OK
,SysTrkCorr // Correction of tracking position
,SysTest // Test
};
// sys_target
#define Sys_Target (sdt->sys_target) // system pointing target
enum{
TagPosition = 0 // point by A/Z
,TagObject // point by RA/Decl
,TagNest // point to "nest"
,TagZenith // point to zenith
,TagHorizon // point to horizon
,TagStatObj // point to statinary object (t/Decl)
};
// tel_focus
#define Tel_Focus (sdt->tel_focus) // telescope focus type
enum{
Prime = 0
,Nasmyth1
,Nasmyth2
};
// PCS
#define PosCor_Coeff (sdt->pc_coeff) // pointing correction system coefficients
// tel_state
#define Tel_State (sdt->tel_state) // telescope state
#define Req_State (sdt->req_state) // required state
enum{
Stopping = 0
,Pointing
,Tracking
};
// tel_hard_state
#define Tel_Hardware (sdt->tel_hard_state) // Power state
enum{
Hard_Off = 0
,Hard_On
};
// tel_mode
#define Tel_Mode (sdt->tel_mode) // telescope mode
enum{
Automatic = 0 // Automatic (normal) mode
,Manual = 1 // manual mode
,ZenHor = 2 // work when Z<5 || Z>80
,A_Move = 4 // hand move by A
,Z_Move = 8 // hand move by Z
,Balance =0x10// balancing
};
// az_mode
#define Az_Mode (sdt->az_mode) // azimuth reverce
enum{
Rev_Off = 0 // move by nearest way
,Rev_On // move by longest way
};
// p2_state
#define P2_State (sdt->p2_state) // P2 motor state
#define P2_Mode (sdt->p2_req_mode)
enum{
P2_Off = 0 // Stop
,P2_On // Guiding
,P2_Plus // Move to +
,P2_Minus = -2 // Move to -
};
// focus_state
#define Foc_State (sdt->focus_state) // focus motor state
enum{
Foc_Hminus = -2// fast "-" move
,Foc_Lminus // slow "-" move
,Foc_Off // Off
,Foc_Lplus // slow "+" move
,Foc_Hplus // fast "+" move
};
// dome_state
#define Dome_State (sdt->dome_state) // dome motors state
enum{
D_Hminus = -3 // speeds: low, medium, high
,D_Mminus
,D_Lminus
,D_Off // off
,D_Lplus
,D_Mplus
,D_Hplus
,D_On = 7 // auto
};
// pcor_mode
#define Pos_Corr (sdt->pcor_mode) // pointing correction mode
enum{
PC_Off = 0
,PC_On
};
// trkok_mode
#define TrkOk_Mode (sdt->trkok_mode) // tracking mode
enum{
UseDiffVel = 1 // Isodrome (correction by real motors speed)
,UseDiffAZ = 2 // Tracking by coordinate difference
,UseDFlt = 4 // Turn on digital filter
};
// input RA/Decl values
#define InpAlpha (sdt->i_alpha)
#define InpDelta (sdt->i_delta)
// current source RA/Decl values
#define SrcAlpha (sdt->s_alpha)
#define SrcDelta (sdt->s_delta)
// intrinsic object velocity
#define VelAlpha (sdt->v_alpha)
#define VelDelta (sdt->v_delta)
// input A/Z values
#define InpAzim (sdt->i_azim)
#define InpZdist (sdt->i_zdist)
// calculated values
#define CurAlpha (sdt->c_alpha)
#define CurDelta (sdt->c_delta)
// current values (from sensors)
#define tag_A (sdt->tag_a)
#define tag_Z (sdt->tag_z)
#define tag_P (sdt->tag_p)
// calculated corrections
#define pos_cor_A (sdt->pcor_a)
#define pos_cor_Z (sdt->pcor_z)
#define refract_Z (sdt->refr_z)
// reverse calculation corr.
#define tel_cor_A (sdt->tcor_a)
#define tel_cor_Z (sdt->tcor_z)
#define tel_ref_Z (sdt->tref_z)
// coords difference
#define Diff_A (sdt->diff_a)
#define Diff_Z (sdt->diff_z)
#define Diff_P (sdt->diff_p)
// base object velocity
#define vel_objA (sdt->vbasea)
#define vel_objZ (sdt->vbasez)
#define vel_objP (sdt->vbasep)
// correction by real speed
#define diff_vA (sdt->diffva)
#define diff_vZ (sdt->diffvz)
#define diff_vP (sdt->diffvp)
// motor speed
#define speedA (sdt->speeda)
#define speedZ (sdt->speedz)
#define speedP (sdt->speedp)
// last precipitation time
#define Precip_time (sdt->m_time_precip)
// reserved
#define Reserve (sdt->reserve)
// real motor speed (''/sec)
#define req_speedA (sdt->rspeeda)
#define req_speedZ (sdt->rspeedz)
#define req_speedP (sdt->rspeedp)
// model speed
#define mod_vel_A (sdt->simvela)
#define mod_vel_Z (sdt->simvelz)
#define mod_vel_P (sdt->simvelp)
#define mod_vel_F (sdt->simvelf)
#define mod_vel_D (sdt->simvelf)
// telescope & hand correction state
/*
* 0x8000 - ÁÚÉÍÕÔ ÐÏÌÏÖÉÔÅÌØÎÙÊ
* 0x4000 - ÏÔÒÁÂÏÔËÁ ×ËÌ.
* 0x2000 - ÒÅÖÉÍ ×ÅÄÅÎÉÑ
* 0x1000 - ÏÔÒÁÂÏÔËÁ P2 ×ËÌ.
* 0x01F0 - ÓË.ËÏÒÒ. 0.2 0.4 1.0 2.0 5.0("/ÓÅË)
* 0x000F - ÎÁÐÒ.ËÏÒÒ. +Z -Z +A -A
*/
#define code_KOST (sdt->kost)
// different time (UTC, stellar, local)
#define M_time (sdt->m_time)
#define S_time (sdt->s_time)
#define L_time (sdt->l_time)
// PPNDD sensor (rough) code
#define ppndd_A (sdt->ppndd_a)
#define ppndd_Z (sdt->ppndd_z)
#define ppndd_P (sdt->ppndd_p)
#define ppndd_B (sdt->ppndd_b) // atm. pressure
// DUP sensor (precise) code (Gray code)
#define dup_A (sdt->dup_a)
#define dup_Z (sdt->dup_z)
#define dup_P (sdt->dup_p)
#define dup_F (sdt->dup_f)
#define dup_D (sdt->dup_d)
// binary 14-digit precise code
#define low_A (sdt->low_a)
#define low_Z (sdt->low_z)
#define low_P (sdt->low_p)
#define low_F (sdt->low_f)
#define low_D (sdt->low_d)
// binary 23-digit rough code
#define code_A (sdt->code_a)
#define code_Z (sdt->code_z)
#define code_P (sdt->code_p)
#define code_B (sdt->code_b)
#define code_F (sdt->code_f)
#define code_D (sdt->code_d)
// ADC PCL818 (8-channel) codes
#define ADC(N) (sdt->adc[(N)])
#define code_T1 ADC(0) // External temperature code
#define code_T2 ADC(1) // In-dome temperature code
#define code_T3 ADC(2) // Mirror temperature code
#define code_Wnd ADC(3) // Wind speed code
// calculated values
#define val_A (sdt->val_a) // A, ''
#define val_Z (sdt->val_z) // Z, ''
#define val_P (sdt->val_p) // P, ''
#define val_B (sdt->val_b) // atm. pressure, mm.hg.
#define val_F (sdt->val_f) // focus, mm
#define val_D (sdt->val_d) // Dome Az, ''
#define val_T1 (sdt->val_t1) // ext. T, degrC
#define val_T2 (sdt->val_t2) // in-dome T, degrC
#define val_T3 (sdt->val_t3) // mirror T, degrC
#define val_Wnd (sdt->val_wnd) // wind speed, m/s
// RA/Decl calculated by A/Z
#define val_Alp (sdt->val_alp)
#define val_Del (sdt->val_del)
// measured speed
#define vel_A (sdt->vel_a)
#define vel_Z (sdt->vel_z)
#define vel_P (sdt->vel_p)
#define vel_F (sdt->vel_f)
#define vel_D (sdt->vel_d)
// system messages queue
#define MesgNum 3
#define MesgLen 39
// message type
enum{
MesgEmpty = 0
,MesgInfor
,MesgWarn
,MesgFault
,MesgLog
};
#define Sys_Mesg(N) (sdt->sys_msg_buf[N])
// access levels
#define code_Lev1 (sdt->code_lev[0]) // remote observer - only information
#define code_Lev2 (sdt->code_lev[1]) // local observer - input coordinates
#define code_Lev3 (sdt->code_lev[2]) // main observer - correction by A/Z, P2/F management
#define code_Lev4 (sdt->code_lev[3]) // operator - start/stop telescope, testing
#define code_Lev5 (sdt->code_lev[4]) // main operator - full access
#define code_Lev(x) (sdt->code_lev[(x-1)])
// network settings
#define NetMask (sdt->netmask) // subnet mask (usually 255.255.255.0)
#define NetWork (sdt->netaddr) // subnet address (for ex.: 192.168.3.0)
#define ACSMask (sdt->acsmask) // ACS network mask (for ex.: 255.255.255.0)
#define ACSNet (sdt->acsaddr) // ACS subnet address (for ex.: 192.168.13.0)
// meteo data
#define MeteoMode (sdt->meteo_stat)
enum{
INPUT_B = 1 // pressure
,INPUT_T1 = 2 // external T
,INPUT_T2 = 4 // in-dome T
,INPUT_T3 = 8 // mirror T
,INPUT_WND = 0x10 // wind speed
,INPUT_HMD = 0x20 // humidity
};
#define SENSOR_B (INPUT_B <<8) // external data flags
#define SENSOR_T1 (INPUT_T1 <<8)
#define SENSOR_T2 (INPUT_T2 <<8)
#define SENSOR_T3 (INPUT_T3 <<8)
#define SENSOR_WND (INPUT_WND<<8)
#define SENSOR_HMD (INPUT_HMD<<8)
#define ADC_B (INPUT_B <<16) // reading from ADC flags
#define ADC_T1 (INPUT_T1 <<16)
#define ADC_T2 (INPUT_T2 <<16)
#define ADC_T3 (INPUT_T3 <<16)
#define ADC_WND (INPUT_WND<<16)
#define ADC_HMD (INPUT_HMD<<16)
#define NET_B (INPUT_B <<24) // got by network flags
#define NET_T1 (INPUT_T1 <<24)
#define NET_T3 (INPUT_T3 <<24)
#define NET_WND (INPUT_WND<<24)
#define NET_HMD (INPUT_HMD<<24)
// input meteo values
#define inp_B (sdt->inp_b) // atm.pressure (mm.hg)
#define inp_T1 (sdt->inp_t1) // ext T
#define inp_T2 (sdt->inp_t2) // in-dome T
#define inp_T3 (sdt->inp_t3) // mirror T
#define inp_Wnd (sdt->inp_wnd) // wind
// values used for refraction calculation
#define Temper (sdt->temper)
#define Pressure (sdt->press)
// last wind gust time
#define Wnd10_time (sdt->m_time10)
#define Wnd15_time (sdt->m_time15)
// IERS DUT1
#define DUT1 (sdt->dut1)
// sensors reading time
#define A_time (sdt->a_time)
#define Z_time (sdt->z_time)
#define P_time (sdt->p_time)
// input speeds
#define speedAin (sdt->speedain)
#define speedZin (sdt->speedzin)
#define speedPin (sdt->speedpin)
// acceleration (''/sec^2)
#define acc_A (sdt->acc_a)
#define acc_Z (sdt->acc_z)
#define acc_P (sdt->acc_p)
#define acc_F (sdt->acc_f)
#define acc_D (sdt->acc_d)
// SEW code
#define code_SEW (sdt->code_sew)
// sew data
#define statusSEW(Drv) (sdt->sewdrv[(Drv)-1].status)
#define statusSEW1 (sdt->sewdrv[0].status)
#define statusSEW2 (sdt->sewdrv[1].status)
#define statusSEW3 (sdt->sewdrv[2].status)
#define speedSEW(Drv) (sdt->sewdrv[(Drv)-1].set_speed)
#define speedSEW1 (sdt->sewdrv[0].set_speed)
#define speedSEW2 (sdt->sewdrv[1].set_speed)
#define speedSEW3 (sdt->sewdrv[2].set_speed)
#define vel_SEW(Drv) (sdt->sewdrv[(Drv)-1].mes_speed)
#define vel_SEW1 (sdt->sewdrv[0].mes_speed)
#define vel_SEW2 (sdt->sewdrv[1].mes_speed)
#define vel_SEW3 (sdt->sewdrv[2].mes_speed)
#define currentSEW(Drv) (sdt->sewdrv[(Drv)-1].current)
#define currentSEW1 (sdt->sewdrv[0].current)
#define currentSEW2 (sdt->sewdrv[1].current)
#define currentSEW3 (sdt->sewdrv[2].current)
#define indexSEW(Drv) (sdt->sewdrv[(Drv)-1].index)
#define indexSEW1 (sdt->sewdrv[0].index)
#define indexSEW2 (sdt->sewdrv[1].index)
#define indexSEW3 (sdt->sewdrv[2].index)
#define valueSEW(Drv) (sdt->sewdrv[(Drv)-1].value.l)
#define valueSEW1 (sdt->sewdrv[0].value.l)
#define valueSEW2 (sdt->sewdrv[1].value.l)
#define valueSEW3 (sdt->sewdrv[2].value.l)
#define bvalSEW(Drv,Nb) (sdt->sewdrv[(Drv)-1].value.b[Nb])
// 23-digit PEP-controllers code
#define PEP_code_A (sdt->pep_code_a)
#define PEP_code_Z (sdt->pep_code_z)
#define PEP_code_P (sdt->pep_code_p)
// PEP end-switches code
#define switch_A (sdt->pep_sw_a)
enum{
Sw_minus_A = 1 // negative A value
,Sw_plus240_A = 2 // end switch +240degr
,Sw_minus240_A = 4 // end switch -240degr
,Sw_minus45_A = 8 // "horizon" end switch
};
#define switch_Z (sdt->pep_sw_z)
enum{
Sw_0_Z = 1
,Sw_5_Z = 2
,Sw_20_Z = 4
,Sw_60_Z = 8
,Sw_80_Z = 0x10
,Sw_90_Z = 0x20
};
#define switch_P (sdt->pep_sw_p)
enum{
Sw_No_P = 0 // no switches
,Sw_22_P = 1 // 22degr
,Sw_89_P = 2 // 89degr
,Sw_Sm_P = 0x80 // Primary focus smoke sensor
};
// PEP codes
#define PEP_code_F (sdt->pep_code_f)
#define PEP_code_D (sdt->pep_code_d)
#define PEP_code_Rin (sdt->pep_code_ri)
#define PEP_code_Rout (sdt->pep_code_ro)
// PEP flags
#define PEP_A_On (sdt->pep_on[0])
#define PEP_A_Off (PEP_A_On==0)
#define PEP_Z_On (sdt->pep_on[1])
#define PEP_Z_Off (PEP_Z_On==0)
#define PEP_P_On (sdt->pep_on[2])
#define PEP_P_Off (PEP_P_On==0)
#define PEP_F_On (sdt->pep_on[3])
#define PEP_F_Off (PEP_F_On==0)
#define PEP_D_On (sdt->pep_on[4])
#define PEP_D_Off (PEP_D_On==0)
#define PEP_R_On (sdt->pep_on[5])
#define PEP_R_Off ((PEP_R_On&1)==0)
#define PEP_R_Inp ((PEP_R_On&2)!=0)
#define PEP_K_On (sdt->pep_on[6])
#define PEP_K_Off ((PEP_K_On&1)==0)
#define PEP_K_Inp ((PEP_K_On&2)!=0)
// IERS polar motion
#define polarX (sdt->xpol)
#define polarY (sdt->ypol)
// current Julian date, sidereal time correction by "Equation of the Equinoxes"
#define JDate (sdt->jdate)
#define EE_time (sdt->eetime)
// humidity value (%%) & hand input
#define val_Hmd (sdt->val_hmd)
#define inp_Hmd (sdt->val_hmd)
// worm position, mkm
#define worm_A (sdt->worm_a)
#define worm_Z (sdt->worm_z)
// locking flags
#define LockFlags (sdt->lock_flags)
enum{
Lock_A = 1
,Lock_Z = 2
,Lock_P = 4
,Lock_F = 8
,Lock_D = 0x10
};
#define A_Locked (LockFlags&Lock_A)
#define Z_Locked (LockFlags&Lock_Z)
#define P_Locked (LockFlags&Lock_P)
#define F_Locked (LockFlags&Lock_F)
#define D_Locked (LockFlags&Lock_D)
// SEW dome divers speed
#define Dome_Speed (sdt->sew_dome_speed)
// SEW dome drive number (for indication)
#define DomeSEW_N (sdt->sew_dome_num)
// SEW dome driver parameters
#define statusSEWD (sdt->sewdomedrv.status) // controller status
#define speedSEWD (sdt->sewdomedrv.set_speed) // speed, rpm
#define vel_SEWD (sdt->sewdomedrv.mes_speed) /*ÉÚÍÅÒÅÎÎÁÑ ÓËÏÒÏÓÔØ ÏÂ/ÍÉÎ (rpm)*/
#define currentSEWD (sdt->sewdomedrv.current) // current, A
#define indexSEWD (sdt->sewdomedrv.index) // parameter index
#define valueSEWD (sdt->sewdomedrv.value.l) // parameter value
// dome PEP codes
#define PEP_code_Din (sdt->pep_code_di) // data in
#define PEP_Dome_SEW_Ok 0x200
#define PEP_Dome_Cable_Ok 0x100
#define PEP_code_Dout (sdt->pep_code_do) // data out
#define PEP_Dome_SEW_On 0x10
#define PEP_Dome_SEW_Off 0x20
/*******************************************************************************
* BTA data structure *
*******************************************************************************/
#define BTA_Data_Ver 2
struct BTA_Data {
int32_t magic; // magic value
int32_t version; // BTA_Data_Ver
int32_t size; // sizeof(struct BTA_Data)
int32_t pid; // main process PID
int32_t model; // model modes
int32_t timer; // timer selected
int32_t system; // main system mode
int32_t sys_target; // system pointing target
int32_t tel_focus; // telescope focus type
double pc_coeff[8]; // pointing correction system coefficients
int32_t tel_state; // telescope state
int32_t req_state; // new (required) state
int32_t tel_hard_state; // Power state
int32_t tel_mode; // telescope mode
int32_t az_mode; // azimuth reverce
int32_t p2_state; // P2 motor state
int32_t p2_req_mode; // P2 required state
int32_t focus_state; // focus motor state
int32_t dome_state; // dome motors state
int32_t pcor_mode; // pointing correction mode
int32_t trkok_mode; // tracking mode
double i_alpha, i_delta; // input values
double s_alpha, s_delta; // source
double v_alpha, v_delta; // intrinsic vel.
double i_azim, i_zdist; // input A/Z
double c_alpha, c_delta; // calculated values
double tag_a, tag_z, tag_p; // current values (from sensors)
double pcor_a, pcor_z, refr_z; // calculated corrections
double tcor_a, tcor_z, tref_z; // reverse calculation corr.
double diff_a, diff_z, diff_p; // coords difference
double vbasea,vbasez,vbasep; // base object velocity
double diffva,diffvz,diffvp; // correction by real speed
double speeda,speedz,speedp; // motor speed
double m_time_precip; // last precipitation time
uint8_t reserve[16]; // reserved
double rspeeda, rspeedz, rspeedp; // real motor speed (''/sec)
double simvela, simvelz, simvelp, simvelf, simveld; // model speed
uint32_t kost; // telescope & hand correction state
double m_time, s_time, l_time; // different time (UTC, stellar, local)
uint32_t ppndd_a, ppndd_z, ppndd_p, ppndd_b; // PPNDD sensor (rough) code
uint32_t dup_a, dup_z, dup_p, dup_f, dup_d; // DUP sensor (precise) code (Gray code)
uint32_t low_a, low_z, low_p, low_f, low_d; // binary 14-digit precise code
uint32_t code_a, code_z, code_p, code_b, code_f, code_d; // binary 23-digit rough code
uint32_t adc[8]; // ADC PCL818 (8-channel) codes
double val_a, val_z, val_p, val_b, val_f, val_d;
double val_t1, val_t2, val_t3, val_wnd; // calculated values
double val_alp, val_del; // RA/Decl calculated by A/Z
double vel_a, vel_z, vel_p, vel_f, vel_d; // measured speed
// system messages queue
struct SysMesg {
int32_t seq_num;
char type; // message type
char text[MesgLen]; // message itself
} sys_msg_buf[MesgNum];
// access levels
uint32_t code_lev[5];
// network settings
uint32_t netmask, netaddr, acsmask, acsaddr;
int32_t meteo_stat; // meteo data
double inp_b, inp_t1, inp_t2, inp_t3, inp_wnd; // input meteo values
double temper, press; // values used for refraction calculation
double m_time10, m_time15; // last wind gust time
double dut1; // IERS DUT1 (src: ftp://maia.usno.navy.mil/ser7/ser7.dat), DUT1 = UT1-UTC
double a_time, z_time, p_time; // sensors reading time
double speedain, speedzin, speedpin; // input speeds
double acc_a, acc_z, acc_p, acc_f, acc_d; // acceleration (''/sec^2)
uint32_t code_sew; // SEW code
struct SEWdata { // sew data
int32_t status;
double set_speed; // target speed, rpm
double mes_speed; // measured speed, rpm
double current; // measured current, A
int32_t index; // parameter number
union{ // parameter code
uint8_t b[4];
uint32_t l;
} value;
} sewdrv[3];
uint32_t pep_code_a, pep_code_z, pep_code_p; // 23-digit PEP-controllers code
uint32_t pep_sw_a, pep_sw_z, pep_sw_p; // PEP end-switches code
uint32_t pep_code_f, pep_code_d, pep_code_ri, pep_code_ro; // PEP codes
uint8_t pep_on[10]; // PEP flags
double xpol, ypol; // IERS polar motion (src: ftp://maia.usno.navy.mil/ser7/ser7.dat)
double jdate, eetime; // current Julian date, sidereal time correction by "Equation of the Equinoxes"
double val_hmd, inp_hmd; // humidity value (%%) & hand input
double worm_a, worm_z; // worm position, mkm
/* ÆÌÁÇÉ ÂÌÏËÉÒÏ×ËÉ ÕÐÒÁ×ÌÅÎÉÑ ÕÚÌÁÍÉ */
uint32_t lock_flags; // locking flags
int32_t sew_dome_speed; // SEW dome divers speed: D_Lplus, D_Hminus etc
int32_t sew_dome_num; // SEW dome drive number (for indication)
struct SEWdata sewdomedrv; // SEW dome driver parameters
uint32_t pep_code_di, pep_code_do; // dome PEP codes
};
extern volatile struct BTA_Data *sdt;
/*******************************************************************************
* Local data structure *
*******************************************************************************/
// Oil pressure, MPa
#define PressOilA (sdtl->pr_oil_a)
#define PressOilZ (sdtl->pr_oil_z)
#define PressOilTank (sdtl->pr_oil_t)
// Oil themperature, degrC
#define OilTemper1 (sdtl->t_oil_1) // oil
#define OilTemper2 (sdtl->t_oil_2) // water
// Local data structure
struct BTA_Local {
uint8_t reserve[120]; // reserved data
double pr_oil_a,pr_oil_z,pr_oil_t; // Oil pressure
double t_oil_1,t_oil_2; // Oil themperature
};
/**
* Message buffer structure
*/
struct my_msgbuf {
int32_t mtype; // message type
uint32_t acckey; // client access key
uint32_t src_pid; // source PID
uint32_t src_ip; // IP of command source or 0 for local
char mtext[100]; // message itself
};
extern volatile struct BTA_Local *sdtl;
extern int snd_id;
extern int cmd_src_pid;
extern uint32_t cmd_src_ip;
#define ClientSide 0
#define ServerSide 1
#ifndef BTA_MODULE
void bta_data_init();
int bta_data_check();
void bta_data_close();
int get_shm_block(volatile struct SHM_Block *sb, int server);
int close_shm_block(volatile struct SHM_Block *sb);
void get_cmd_queue(struct CMD_Queue *cq, int server);
#endif
int check_shm_block(volatile struct SHM_Block *sb);
void encode_lev_passwd(char *passwd, int nlev, uint32_t *keylev, uint32_t *codlev);
int find_lev_passwd(char *passwd, uint32_t *keylev, uint32_t *codlev);
int check_lev_passwd(char *passwd);
void set_acckey(uint32_t newkey);
// restore packing
#pragma pack(pop)
//#pragma GCC diagnostic pop
#endif // __BTA_SHDATA_H__

150
BTA_modbusmeteo/main.c Normal file
View File

@ -0,0 +1,150 @@
/*
* This file is part of the bta_meteo_modbus project.
* Copyright 2022 Edward V. Emelianov <edward.emelianoff@gmail.com>.
*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
#include <sys/prctl.h> // prctl
#include <sys/wait.h> // wait
#include <time.h>
#include "usefull_macros.h"
#include "bta_shdata.h"
#include "bta_meteo_modbus.h"
int gotsegm = 0; // used also in bta_meteo_modbus.c
static pid_t childpid = 0;
void clear_flags(){
WARNX("Clear flags");
LOG("Clear flags");
if(!gotsegm) return;
if(MeteoMode & NET_HMD){ // humidity now isn't from net
MeteoMode &= ~NET_HMD;
if(MeteoMode & SENSOR_HMD)
MeteoMode &= ~SENSOR_HMD;
}
if(MeteoMode & NET_WND){ // wind
MeteoMode &= ~NET_WND;
if(MeteoMode & SENSOR_WND)
MeteoMode &= ~SENSOR_WND;
}
if(MeteoMode & NET_B){ // pressure
MeteoMode &= ~NET_B;
if(MeteoMode & SENSOR_B)
MeteoMode &= ~SENSOR_B;
}
if(MeteoMode & NET_T1){ // ext. temperature
MeteoMode &= ~NET_T1;
if(MeteoMode & SENSOR_T1)
MeteoMode &= ~SENSOR_T1;
}
}
void signals(int sig){
signal(sig, SIG_IGN);
switch(sig){
default:
case SIGHUP :
LOG("%s - Ignore ...", strsignal(sig));
fflush(stderr);
signal(sig, signals);
return;
case SIGINT :
case SIGPIPE:
case SIGQUIT:
case SIGFPE :
case SIGSEGV:
case SIGTERM:
signal(SIGALRM, SIG_IGN);
LOG("%s - Stop!", strsignal(sig));
if(childpid){ // master process
clear_flags();
}
exit(sig);
}
}
int main(int argc, char *argv[]){
setenv("LC_MESSAGES", "C", 1);
initial_setup();
if(argc == 2){
printf("Log file: %s\n", argv[1]);
Cl_createlog(argv[1]);
}
signal(SIGHUP, signals);
signal(SIGINT, signals);
signal(SIGQUIT,signals);
signal(SIGFPE, signals);
signal(SIGPIPE,signals);
signal(SIGSEGV,signals);
signal(SIGTERM,signals);
LOG("\nStarted\n");
#ifndef EBUG
if(daemon(1, 0)){
ERR("daemon()");
}
while(1){ // guard for dead processes
pid_t childpid = fork();
if(childpid){
LOG("create child with PID %d", childpid);
wait(NULL);
LOG("child %d died\n", childpid);
sleep(1);
}else{
prctl(PR_SET_PDEATHSIG, SIGTERM); // send SIGTERM to child when parent dies
break; // go out to normal functional
}
}
#endif
if(!connect2tty()){
ERRX("Can't open TTY device");
return 1; // never reached
}
time_t tlast = time(NULL);
int errlogged = FALSE;
while(1){
if(!gotsegm){
sdat.mode |= 0200;
sdat.atflag = 0;
gotsegm = get_shm_block(&sdat, ClientSide);
if(!gotsegm){
LOG("Can't find SHM segment");
}else get_cmd_queue(&ocmd, ClientSide);
}
if(time(NULL) - tlast > 60){ // no signal for 5 minutes - clear flags
if(!errlogged){
LOG("5 minutes - no signal!");
errlogged = TRUE;
}
tlast = time(NULL);
clear_flags(); // return to Z1000 meteo
}
params_ans a = check_meteo_params();
if(a == ANS_LOSTCONN){
LOG("Lost connection with device, reconnect!");
return 1;
}
if(a == ANS_OK){
errlogged = FALSE;
tlast = time(NULL);
}
}
return 0;
}

217
BTA_modbusmeteo/usefull_macros.c Normal file
View File

@ -0,0 +1,217 @@
/*
* usefull_macros.h - a set of usefull functions: memory, color etc
*
* Copyright 2013 Edward V. Emelianoff <eddy@sao.ru>
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston,
* MA 02110-1301, USA.
*/
#include "usefull_macros.h"
#include <pthread.h>
/**
* function for different purposes that need to know time intervals
* @return double value: time in seconds
*/
double dtime(){
double t;
struct timeval tv;
gettimeofday(&tv, NULL);
t = tv.tv_sec + ((double)tv.tv_usec)/1e6;
return t;
}
/******************************************************************************\
* Coloured terminal
\******************************************************************************/
int globErr = 0; // errno for WARN/ERR
// pointers to coloured output printf
int (*red)(const char *fmt, ...);
int (*green)(const char *fmt, ...);
int (*_WARN)(const char *fmt, ...);
/*
* format red / green messages
* name: r_pr_, g_pr_
* @param fmt ... - printf-like format
* @return number of printed symbols
*/
int r_pr_(const char *fmt, ...){
va_list ar; int i;
printf(RED);
va_start(ar, fmt);
i = vprintf(fmt, ar);
va_end(ar);
printf(OLDCOLOR);
return i;
}
int g_pr_(const char *fmt, ...){
va_list ar; int i;
printf(GREEN);
va_start(ar, fmt);
i = vprintf(fmt, ar);
va_end(ar);
printf(OLDCOLOR);
return i;
}
/*
* print red error/warning messages (if output is a tty)
* @param fmt ... - printf-like format
* @return number of printed symbols
*/
int r_WARN(const char *fmt, ...){
va_list ar; int i = 1;
fprintf(stderr, RED);
va_start(ar, fmt);
if(globErr){
errno = globErr;
vwarn(fmt, ar);
errno = 0;
globErr = 0;
}else
i = vfprintf(stderr, fmt, ar);
va_end(ar);
i++;
fprintf(stderr, OLDCOLOR "\n");
return i;
}
/*
* notty variants of coloured printf
* name: s_WARN, r_pr_notty
* @param fmt ... - printf-like format
* @return number of printed symbols
*/
int s_WARN(const char *fmt, ...){
va_list ar; int i = 0;
va_start(ar, fmt);
if(globErr){
errno = globErr;
vwarn(fmt, ar);
errno = 0;
globErr = 0;
}else
i = +vfprintf(stderr, fmt, ar);
va_end(ar);
i += fprintf(stderr, "\n");
return i;
}
int r_pr_notty(const char *fmt, ...){
va_list ar; int i = 0;
va_start(ar, fmt);
i += vprintf(fmt, ar);
va_end(ar);
i += printf("\n");
return i;
}
/**
* Run this function in the beginning of main() to setup locale & coloured output
*/
void initial_setup(){
// setup coloured output
if(isatty(STDOUT_FILENO)){ // make color output in tty
red = r_pr_; green = g_pr_;
}else{ // no colors in case of pipe
red = r_pr_notty; green = printf;
}
if(isatty(STDERR_FILENO)) _WARN = r_WARN;
else _WARN = s_WARN;
// Setup locale
setlocale(LC_ALL, "");
setlocale(LC_NUMERIC, "C");
#if defined GETTEXT_PACKAGE && defined LOCALEDIR
bindtextdomain(GETTEXT_PACKAGE, LOCALEDIR);
textdomain(GETTEXT_PACKAGE);
#endif
}
/******************************************************************************\
* Memory
\******************************************************************************/
/*
* safe memory allocation for macro ALLOC
* @param N - number of elements to allocate
* @param S - size of single element (typically sizeof)
* @return pointer to allocated memory area
*/
void *my_alloc(size_t N, size_t S){
void *p = calloc(N, S);
if(!p) ERR("malloc");
//assert(p);
return p;
}
// logging
static Cl_log log = {NULL, PTHREAD_MUTEX_INITIALIZER};
/**
* @brief Cl_createlog - create log file: init mutex, test file open ability
* @param log - log structure
* @return 0 if all OK
*/
int Cl_createlog(char *logname){
if(log.logpath){
FREE(log.logpath);
//pthread_mutex_destroy(&log.mutex);
}
FILE *logfd = fopen(logname, "a");
if(!logfd){
WARN("Can't open log file");
return 2;
}
log.logpath = strdup(logname);
fclose(logfd);
/*if(pthread_mutex_init(&log.mutex, NULL)){
WARN("Can't init log mutes");
return 3;
}*/
return 0;
}
/**
* @brief Cl_putlog - put message to log file with/without timestamp
* @param timest - ==1 to put timestamp
* @param log - pointer to log structure
* @param lvl - message loglevel (if lvl > loglevel, message won't be printed)
* @param fmt - format and the rest part of message
* @return amount of symbols saved in file
*/
int Cl_putlogt(const char *fmt, ...){
if(pthread_mutex_lock(&log.mutex)){
WARN("Can't lock log mutex");
return 0;
}
int i = 0;
FILE *logfd = fopen(log.logpath, "a");
if(!logfd) goto rtn;
char strtm[128];
time_t t = time(NULL);
struct tm *curtm = localtime(&t);
strftime(strtm, 128, "%Y/%m/%d-%H:%M:%S", curtm);
i = fprintf(logfd, "%s\t", strtm);
va_list ar;
va_start(ar, fmt);
i += vfprintf(logfd, fmt, ar);
va_end(ar);
i += fprintf(logfd, "\n");
fclose(logfd);
rtn:
pthread_mutex_unlock(&log.mutex);
return i;
}

113
BTA_modbusmeteo/usefull_macros.h Normal file
View File

@ -0,0 +1,113 @@
/*
* usefull_macros.h - a set of usefull macros: memory, color etc
*
* Copyright 2013 Edward V. Emelianoff <eddy@sao.ru>
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston,
* MA 02110-1301, USA.
*/
#pragma once
#ifndef __USEFULL_MACROS_H__
#define __USEFULL_MACROS_H__
#include <sys/stat.h>
#include <fcntl.h>
#include <sys/mman.h>
#include <unistd.h>
#include <signal.h>
#include <string.h>
#include <stdio.h>
#include <stdarg.h>
#include <errno.h>
#include <err.h>
#include <locale.h>
#include <stdlib.h>
#include <termios.h>
#include <termio.h>
#include <time.h>
#include <sys/time.h>
#include <sys/types.h>
#include <stdint.h>
#ifndef FALSE
#define FALSE 0
#endif
#ifndef TRUE
#define TRUE 1
#endif
// unused arguments with -Wall -Werror
#define _U_ __attribute__((__unused__))
/*
* Coloured messages output
*/
#define RED "\033[1;31;40m"
#define GREEN "\033[1;32;40m"
#define OLDCOLOR "\033[0;0;0m"
/*
* ERROR/WARNING messages
*/
extern int globErr;
extern void signals(int sig);
#define ERR(...) do{globErr=errno; _WARN(__VA_ARGS__); signals(SIGTERM);}while(0)
#define ERRX(...) do{globErr=0; _WARN(__VA_ARGS__); signals(SIGTERM);}while(0)
#define WARN(...) do{globErr=errno; _WARN(__VA_ARGS__);}while(0)
#define WARNX(...) do{globErr=0; _WARN(__VA_ARGS__);}while(0)
/*
* print function name, debug messages
* debug mode, -DEBUG
*/
#ifdef EBUG
#define FNAME() fprintf(stderr, "\n%s (%s, line %d)\n", __func__, __FILE__, __LINE__)
#define DBG(...) do{fprintf(stderr, "%s (%s, line %d): ", __func__, __FILE__, __LINE__); \
fprintf(stderr, __VA_ARGS__); \
fprintf(stderr, "\n");} while(0)
#else
#define FNAME() do{}while(0)
#define DBG(...) do{}while(0)
#endif //EBUG
/*
* Memory allocation
*/
#define ALLOC(type, var, size) type * var = ((type *)my_alloc(size, sizeof(type)))
#define MALLOC(type, size) ((type *)my_alloc(size, sizeof(type)))
#define FREE(ptr) do{free(ptr); ptr = NULL;}while(0)
#define LOG(...) do{Cl_putlogt(__VA_ARGS__); WARNX(__VA_ARGS__);}while(0)
double dtime();
// functions for color output in tty & no-color in pipes
extern int (*red)(const char *fmt, ...);
extern int (*_WARN)(const char *fmt, ...);
extern int (*green)(const char *fmt, ...);
void * my_alloc(size_t N, size_t S);
void initial_setup();
typedef struct{
char *logpath; // full path to logfile
pthread_mutex_t mutex; // log mutex
} Cl_log;
int Cl_createlog(char *logname);
int Cl_putlogt(const char *fmt, ...);
#endif // __USEFULL_MACROS_H__