From 3ef6cf39749c00366b12aef9f023aac3bda16f2d Mon Sep 17 00:00:00 2001
From: guowenxue <guowenxue@gmail.com>
Date: Mon, 17 Nov 2025 23:39:25 +0800
Subject: [PATCH] update modules for tsl2561 and ds18b20

---
 project/lightd/config.c |  306 +++++++++++++++++++++++++++++++++++++++++++++++++++
 1 files changed, 306 insertions(+), 0 deletions(-)

diff --git a/project/lightd/config.c b/project/lightd/config.c
new file mode 100644
index 0000000..4f2b261
--- /dev/null
+++ b/project/lightd/config.c
@@ -0,0 +1,306 @@
+/*********************************************************************************
+ *      Copyright:  (C) 2019 LingYun IoT System Studio
+ *                  All rights reserved.
+ *
+ *       Filename:  config.c
+ *    Description:  This file is mqttd configure file parser function
+ *
+ *        Version:  1.0.0(2019年06月25日)
+ *         Author:  Guo Wenxue <guowenxue@gmail.com>
+ *      ChangeLog:  1, Release initial version on "2019年06月25日 22时23分55秒"
+ *
+ ********************************************************************************/
+#include "config.h"
+#include "logger.h"
+#include "iniparser.h"
+
+enum
+{
+    _TYPE_INPUT,
+    _TYPE_OUTPUT,
+};
+int parser_gpio_info(int type, gpio_t *gpio, char *conf);
+
+int parser_conf(const char *conf_file, iotd_ctx_t *ctx, int debug)
+{
+    dictionary         *ini;
+    const char         *str;
+    int                 val;
+    int                 rv = 0;
+    logger_t           *logger;
+    hwinfo_t           *hwinfo;
+    mqtt_ctx_t         *mqtt;
+
+    if( !conf_file || !ctx )
+    {
+        fprintf(stderr, "%s() Invalid input arguments\n", __func__);
+        return -1;
+    }
+
+    memset(ctx, 0, sizeof(*ctx));
+    logger = &ctx->logger;
+    hwinfo = &ctx->hwinfo;
+    mqtt = &ctx->mqtt;
+    mqtt->userdata = (void *)hwinfo;
+
+    ini = iniparser_load(conf_file);
+    if( !ini )
+    {
+        fprintf(stderr, "ERROR: Configure file '%s' load failed\n", conf_file);
+        return -2;
+    }
+
+    /*+------------------------------------------------------+
+     *|    parser logger settings and start logger system    |
+     *+------------------------------------------------------+*/
+    if( !debug )
+    {
+        str = iniparser_getstring(ini, "logger:file", "/tmp/thingsboard.log");
+        strncpy(logger->logfile, str, sizeof(logger->logfile));
+        logger->logsize = iniparser_getint(ini, "logger:size", 1024);
+        logger->loglevel = iniparser_getint(ini, "logger:level", LOG_LEVEL_INFO);
+    }
+    else
+    {
+        strncpy(logger->logfile, "console", sizeof(logger->logfile));
+        logger->loglevel = LOG_LEVEL_DEBUG;
+        logger->logsize = 0;
+    }
+
+    if( log_open(logger->logfile, logger->loglevel, logger->logsize, LOG_LOCK_DISABLE) < 0 )
+    {
+        fprintf(stderr, "Logger system initialise failure\n");
+        return -2;
+    }
+
+    log_info("Logger system initialise ok\n");
+
+
+    /*+------------------------------------------------------+
+     *|               parser production ID                   |
+     *+------------------------------------------------------+*/
+
+    if( !(str=iniparser_getstring(ini, "common:devid", NULL)) )
+    {
+        log_error("ERROR: Parser device ID failure\n");
+        rv = -3;
+        goto cleanup;
+    }
+    /* cJSON parser ID will get ""  */
+    snprintf(mqtt->devid, sizeof(mqtt->devid), "\"%s\"", str);
+    log_info("Parser device ID [%s]\n", mqtt->devid);
+
+
+    /*+------------------------------------------------------+
+     *|       parser hardware module configuration           |
+     *+------------------------------------------------------+*/
+
+    /* DS18B20 temperature sensor status */
+    hwinfo->ds18b20=iniparser_getint(ini, "hardware:ds18b20", 0);
+    if( !hwinfo->ds18b20 )
+        log_warn("Parser DS18B20 temperature module disabled\n");
+    else
+        log_info("Parser DS18B20 temperature module enabled\n");
+
+    /* TSL2561 lux sensor status */
+    hwinfo->tsl2561=iniparser_getint(ini, "hardware:tsl2561", 0);
+    if( !hwinfo->tsl2561)
+        log_warn("Parser TSL2561 lux sensor module disabled\n");
+    else
+        log_info("Parser TSL2561 lux sensor module enabled\n");
+
+    /* TSL2561 lux sensor threshold value  */
+    hwinfo->lux_threshold = iniparser_getdouble(ini, "hardware:lux_threshold", 0.1);
+    log_info("parser LUX enable and threshold value set be [%.03f]\n", hwinfo->lux_threshold);
+
+    /* parser GPIO output pins for relay */
+    if( !(str=iniparser_getstring(ini, "hardware:gpio_outpin", NULL)) )
+    {
+        log_warn("parser no GPIO output pins\n");
+    }
+    else
+    {
+        parser_gpio_info(_TYPE_OUTPUT, &hwinfo->gpio, (char *)str);
+        log_info("parser [%d] GPIO output pins configured\n", hwinfo->gpio.outcnt);
+    }
+
+    hwinfo->light_intval = iniparser_getint(ini, "hardware:light_intval", 20);
+    log_info("parser relay controled light interval time [%d]\n", hwinfo->light_intval);
+
+    /* parser GPIO input pins for infrared  */
+    if( !(str=iniparser_getstring(ini, "hardware:gpio_inpin", NULL)) )
+    {
+        log_warn("parser no GPIO input pins\n");
+    }
+    else
+    {
+        parser_gpio_info(_TYPE_INPUT, &hwinfo->gpio, (char *)str);
+        log_info("parser [%d] GPIO input pins\n", hwinfo->gpio.incnt);
+    }
+
+    /*+------------------------------------------------------+
+     *|              parser broker settings                  |
+     *+------------------------------------------------------+*/
+
+    if( !(str=iniparser_getstring(ini, "broker:hostname", NULL)) )
+    {
+        log_error("ERROR: Parser MQTT broker server hostname failure\n");
+        rv = -4;
+        goto cleanup;
+    }
+    strncpy(mqtt->host, str, sizeof(mqtt->host) );
+
+    if( (val=iniparser_getint(ini, "broker:port", -1)) < 0 )
+    {
+        log_error("ERROR: Parser MQTT broker server port failure\n");
+        rv = -5;
+        goto cleanup;
+    }
+    mqtt->port = val;
+    log_info("Parser MQTT broker server [%s:%d]\n", mqtt->host, mqtt->port);
+
+    str=iniparser_getstring(ini, "broker:token", NULL);
+    strncpy(mqtt->token, str, sizeof(mqtt->uid) );
+
+    str=iniparser_getstring(ini, "broker:username", NULL);
+    strncpy(mqtt->uid, str, sizeof(mqtt->uid) );
+
+    str=iniparser_getstring(ini, "broker:password", NULL);
+    strncpy(mqtt->pwd, str, sizeof(mqtt->pwd) );
+
+    if( mqtt->uid && mqtt->pwd )
+        log_info("Parser broker author by [%s:%s]\n", mqtt->uid, mqtt->pwd);
+
+    mqtt->keepalive = iniparser_getint(ini, "broker:keepalive", DEF_KEEPALIVE);
+    log_info("Parser broker keepalive timeout [%d] seconds\n", mqtt->keepalive);
+
+    /*+------------------------------------------------------+
+     *|             parser publisher settings                |
+     *+------------------------------------------------------+*/
+
+    if( !(str=iniparser_getstring(ini, "publisher:pubTopic", NULL)) )
+    {
+        log_error("ERROR: Parser MQTT broker publisher topic failure\n");
+        rv = -6;
+        goto cleanup;
+    }
+    strncpy(mqtt->pubTopic, str, sizeof(mqtt->pubTopic) );
+
+    mqtt->pubQos = iniparser_getint(ini, "publisher:pubQos", DEF_QOS);
+    mqtt->interval = iniparser_getint(ini, "publisher:interval", DEF_PUBINTERVAL);
+    log_info("Parser publisher topic \"%s\" with Qos[%d] interval[%d]\n", mqtt->pubTopic, mqtt->pubQos, mqtt->interval);
+
+    /*+------------------------------------------------------+
+     *|             parser subscriber settings               |
+     *+------------------------------------------------------+*/
+
+    if( !(str=iniparser_getstring(ini, "subsciber:subTopic", NULL)) )
+    {
+        log_error("ERROR: Parser MQTT broker publisher topic failure\n");
+        rv = -7;
+        goto cleanup;
+    }
+    strncpy(mqtt->subTopic, str, sizeof(mqtt->subTopic) );
+
+    mqtt->subQos = iniparser_getint(ini, "subsciber:subQos", DEF_QOS);
+    log_info("Parser subscriber topic \"%s\" with Qos[%d]\n", mqtt->subTopic, mqtt->subQos);
+
+cleanup:
+    if( ini )
+        iniparser_freedict(ini);
+
+    if( rv )
+        log_close();
+
+    return rv;
+}
+
+/* conf format:  "{light_indoor:6:0},{light_hallway:26:0}"  */
+int parser_gpio_info(int type, gpio_t *gpio, char *conf)
+{
+    char              *ptr;
+    char              *pstart;
+    char              *pend;
+    char               buf[64];
+    int                cnt = 0;
+    int                rv = 0;
+
+    if( !gpio || !conf || strlen(conf)<3 )
+    {
+        log_error("Invalid input arguments.\n");
+        return -1;
+    }
+
+    pstart = strchr(conf, '{');
+    if( !pstart )
+        return 0;
+
+    pend = strchr(pstart, '}');
+
+    while( pstart && pend )
+    {
+        memset(buf, 0, sizeof(buf));
+
+        strncpy(buf, pstart+1, pend-pstart-1);
+
+        /* parser and get the GPIO name, BCM pin number, active power level */
+
+        {
+            /* check GPIO configure name too long or not */
+            ptr = strchr(buf, ':');
+            if( !ptr )
+            {
+                log_error("Found invalid GPIO configure: %s\n", buf);
+                goto NEXT_LOOP;
+            }
+
+            if( ptr-buf > sizeof(gpio->input[cnt].name) )
+            {
+                log_error("Found GPIO name too long\n", buf);
+                goto NEXT_LOOP;
+            }
+
+            /* use sscanf() to parser GPIO configured values */
+            if(_TYPE_INPUT == type )
+            {
+                rv = sscanf(buf, "%[^:]:%d:%d", gpio->input[cnt].name, &gpio->input[cnt].pin, &gpio->input[cnt].active_level);
+                if( 3 == rv)
+                {
+                    log_info("parser GPIO input[%s] BCM[%d] active[%d]\n", gpio->input[cnt].name, gpio->input[cnt].pin, gpio->input[cnt].active_level);
+                    if( strstr(gpio->input[cnt].name, "infrared") )
+                    {
+                        log_info("parser GPIO enable infrared detect\n");
+                    }
+                    cnt++;
+                    gpio->incnt = cnt;
+                }
+                else
+                {
+                    log_error("Found invalid GPIO configure: %s\n", buf);
+                }
+            }
+            else
+            {
+                rv = sscanf(buf, "%[^:]:%d:%d", gpio->output[cnt].name, &gpio->output[cnt].pin, &gpio->output[cnt].active_level);
+                if( 3 == rv)
+                {
+                    log_info("parser GPIO output[%s] BCM[%d] active[%d]\n", gpio->output[cnt].name, gpio->output[cnt].pin, gpio->output[cnt].active_level);
+                    cnt++;
+                    gpio->outcnt = cnt;
+                }
+                else
+                {
+                    log_error("Found invalid GPIO configure: %s\n", buf);
+                }
+            }
+        }
+
+NEXT_LOOP:
+        pstart = strchr(pend, '{');
+        if( pstart )
+            pend = strchr(pstart, '}');
+    }
+
+
+    return gpio->outcnt;
+}

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