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d995c31b7ba5aaad09b2a9d03089bcc3bb4d5edf
AI-on-the-edge-device/code/components/jomjol_controlGPIO/server_GPIO.cpp
Zwer2k d995c31b7b work on GPIO handler 
bigfix: memory leak in GetJPGStream
2021-06-18 01:29:59 +02:00

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#include <string>
#include "string.h"
#include <string.h>
#include "freertos/FreeRTOS.h"
#include "freertos/task.h"
#include "esp_system.h"
#include "esp_event.h"
#include "esp_log.h"
#include "driver/gpio.h"
//#include "errno.h"
#include <sys/stat.h>
#include <vector>
//#include <regex>
#include "server_GPIO.h"
#include "ClassLogFile.h"
#include "configFile.h"
#include "Helper.h"
// #define DEBUG_DETAIL_ON
GpioPin::GpioPin(gpio_num_t gpio, const char* name, gpio_pin_mode_t mode, gpio_int_type_t interruptType, uint8_t dutyResolution, bool mqttEnable, bool httpEnable)
{
_gpio = gpio;
_name = name;
_mode = mode;
_interruptType = interruptType;
//initGPIO();
}
GpioPin::~GpioPin()
{
printf("reset GPIO pin %d", _gpio);
gpio_reset_pin(_gpio);
}
void GpioPin::init()
{
gpio_config_t io_conf;
//set interrupt
io_conf.intr_type = _interruptType;
//set as output mode
io_conf.mode = _mode == gpio_pin_mode_t::GPIO_PIN_MODE_OUTPUT ? gpio_mode_t::GPIO_MODE_OUTPUT : gpio_mode_t::GPIO_MODE_INPUT;
//bit mask of the pins that you want to set,e.g.GPIO18/19
io_conf.pin_bit_mask = (1ULL << _gpio);
//set pull-down mode
io_conf.pull_down_en = _mode == gpio_pin_mode_t::GPIO_PIN_MODE_INPUT_PULLDOWN ? gpio_pulldown_t::GPIO_PULLDOWN_ENABLE : gpio_pulldown_t::GPIO_PULLDOWN_DISABLE;
//set pull-up mode
io_conf.pull_up_en = _mode == gpio_pin_mode_t::GPIO_PIN_MODE_INPUT_PULLDOWN ? gpio_pullup_t::GPIO_PULLUP_ENABLE : gpio_pullup_t::GPIO_PULLUP_DISABLE;
//configure GPIO with the given settings
gpio_config(&io_conf);
}
bool GpioPin::getValue(std::string* errorText)
{
if ((_mode != GPIO_PIN_MODE_INPUT) && (_mode != GPIO_PIN_MODE_INPUT_PULLUP) && (_mode != GPIO_PIN_MODE_INPUT_PULLDOWN)) {
(*errorText) = "GPIO is not in input mode";
}
return gpio_get_level(_gpio) == 1;
}
void GpioPin::setValue(bool value, std::string* errorText)
{
if ((_mode != GPIO_PIN_MODE_OUTPUT) && (_mode != GPIO_PIN_MODE_OUTPUT_PWM)) {
(*errorText) = "GPIO is not in output mode";
}
gpio_set_level(_gpio, value);
}
esp_err_t callHandleHttpRequest(httpd_req_t *req)
{
printf("callHandleHttpRequest\n");
GpioHandler *gpioHandler = (GpioHandler*)req->user_ctx;
return gpioHandler->handleHttpRequest(req);
}
void taskGpioHandler(void *pvParameter)
{
printf("taskGpioHandler\n");
((GpioHandler*)pvParameter)->init();
}
GpioHandler::GpioHandler(std::string configFile, httpd_handle_t httpServer)
{
printf("---- start GpioHandler ----\n");
_configFile = configFile;
printf("-1-\n");
_httpServer = httpServer;
printf("-2-\n");
printf("register GPIO Uri\n");
registerGpioUri();
//xTaskCreate((TaskFunction_t)&taskGpioHandler, "taskGpioHandler", configMINIMAL_STACK_SIZE * 64, this, tskIDLE_PRIORITY+1, &xHandletaskGpioHandler);
}
GpioHandler::~GpioHandler() {
if (gpioMap != NULL) {
clear();
delete gpioMap;
}
}
void GpioHandler::init()
{
printf("freemem -3.1-: %u\n", esp_get_free_heap_size());
// TickType_t xDelay = 60000 / portTICK_PERIOD_MS;
// printf("wait before start %ldms\n", (long) xDelay);
// vTaskDelay( xDelay );
if (gpioMap == NULL) {
gpioMap = new std::map<gpio_num_t, GpioPin*>();
} else {
clear();
}
printf("read GPIO config and init GPIO\n");
printf("freemem -3.2-: %u\n", esp_get_free_heap_size());
readConfig();
printf("freemem -3.3-: %u\n", esp_get_free_heap_size());
for(std::map<gpio_num_t, GpioPin*>::iterator it = gpioMap->begin(); it != gpioMap->end(); ++it) {
it->second->init();
}
printf("freemem -3.4-: %u\n", esp_get_free_heap_size());
printf("GPIO init comleted\n");
}
bool GpioHandler::readConfig()
{
if (!gpioMap->empty())
clear();
ConfigFile configFile = ConfigFile(_configFile);
std::vector<std::string> zerlegt;
std::string line = "";
bool disabledLine = false;
bool eof = false;
while ((!configFile.GetNextParagraph(line, disabledLine, eof) || (line.compare("[GPIO]") != 0)) && !disabledLine && !eof) {}
if (eof)
return false;
while (configFile.getNextLine(&line, disabledLine, eof) && !configFile.isNewParagraph(line))
{
zerlegt = configFile.ZerlegeZeile(line);
// const std::regex pieces_regex("IO([0-9]{1,2})");
// std::smatch pieces_match;
// if (std::regex_match(zerlegt[0], pieces_match, pieces_regex) && (pieces_match.size() == 2))
// {
// std::string gpioStr = pieces_match[1];
if (zerlegt[0].rfind("IO", 0) == 0)
{
printf("Enable GP%s in %s mode\n", zerlegt[0].c_str(), zerlegt[1].c_str());
std::string gpioStr = zerlegt[0].substr(2, 2);
gpio_num_t gpioNr = (gpio_num_t)atoi(gpioStr.c_str());
gpio_pin_mode_t pinMode = resolvePinMode(toLower(zerlegt[1]));
gpio_int_type_t intType = resolveIntType(toLower(zerlegt[2]));
uint16_t dutyResolution = (uint8_t)atoi(zerlegt[3].c_str());
bool mqttEnabled = toLower(zerlegt[4]) == "true";
bool httpEnabled = toLower(zerlegt[5]) == "true";
(*gpioMap)[gpioNr] = new GpioPin(gpioNr, zerlegt[6].c_str(), pinMode, intType,dutyResolution, mqttEnabled, httpEnabled);
}
}
return true;
}
void GpioHandler::clear()
{
for(std::map<gpio_num_t, GpioPin*>::iterator it = gpioMap->begin(); it != gpioMap->end(); ++it) {
delete it->second;
}
gpioMap->clear();
}
void GpioHandler::registerGpioUri()
{
ESP_LOGI(TAGPARTGPIO, "server_GPIO - Registering URI handlers");
httpd_uri_t camuri = { };
camuri.method = HTTP_GET;
camuri.uri = "/GPIO";
camuri.handler = callHandleHttpRequest;
camuri.user_ctx = (void*)this;
httpd_register_uri_handler(_httpServer, &camuri);
}
esp_err_t GpioHandler::handleHttpRequest(httpd_req_t *req)
{
printf("handleHttpRequest\n");
#ifdef DEBUG_DETAIL_ON
LogFile.WriteHeapInfo("handler_switch_GPIO - Start");
#endif
LogFile.WriteToFile("handler_switch_GPIO");
char _query[200];
char _valueGPIO[30];
char _valueStatus[30];
std::string gpio, status;
printf("-1-\n");
if (httpd_req_get_url_query_str(req, _query, 200) == ESP_OK) {
printf("Query: "); printf(_query); printf("\n");
if (httpd_query_key_value(_query, "GPIO", _valueGPIO, 30) == ESP_OK)
{
printf("GPIO is found "); printf(_valueGPIO); printf("\n");
gpio = std::string(_valueGPIO);
} else {
std::string resp_str = "GPIO No is not defined";
httpd_resp_send(req, resp_str.c_str(), resp_str.length());
return ESP_OK;
}
if (httpd_query_key_value(_query, "Status", _valueStatus, 30) == ESP_OK)
{
printf("Status is found "); printf(_valueStatus); printf("\n");
status = std::string(_valueStatus);
}
} else {
char* resp_str = "Error in call. Use /GPIO?GPIO=12&Status=high";
httpd_resp_send(req, resp_str, strlen(resp_str));
return ESP_OK;
}
printf("-2-\n");
status = toUpper(status);
if ((status != "HIGH") && (status != "LOW") && (status != "TRUE") && (status != "FALSE") && (status != "0") && (status != "1") && (status != ""))
{
std::string zw = "Status not valid: " + status;
httpd_resp_sendstr_chunk(req, zw.c_str());
httpd_resp_sendstr_chunk(req, NULL);
return ESP_OK;
}
printf("-3-\n");
int gpionum = stoi(gpio);
// frei: 16; 12-15; 2; 4 // nur 12 und 13 funktionieren 2: reboot, 4: BlitzLED, 15: PSRAM, 14/15: DMA für SDKarte ???
gpio_num_t gpio_num = resolvePinNr(gpionum);
if (gpio_num == GPIO_NUM_NC)
{
std::string zw = "GPIO" + std::to_string(gpionum) + " not support - only 12 & 13 free";
httpd_resp_sendstr_chunk(req, zw.c_str());
httpd_resp_sendstr_chunk(req, NULL);
return ESP_OK;
}
if (gpioMap->count(gpio_num) == 0) {
char resp_str [30];
sprintf(resp_str, "GPIO%d is not registred", gpio_num);
httpd_resp_send(req, resp_str, strlen(resp_str));
return ESP_OK;
}
printf("-4-\n");
if (status == "")
{
std::string resp_str = "";
status = (*gpioMap)[gpio_num]->getValue(&resp_str) ? "HIGH" : "LOW";
if (resp_str == "") {
resp_str = status;
}
httpd_resp_sendstr_chunk(req, resp_str.c_str());
httpd_resp_sendstr_chunk(req, NULL);
}
else
{
std::string resp_str = "";
(*gpioMap)[gpio_num]->setValue((status == "HIGH") || (status == "TRUE") || (status == "1"), &resp_str);
if (resp_str == "") {
resp_str = "GPIO" + std::to_string(gpionum) + " switched to " + status;
}
httpd_resp_sendstr_chunk(req, resp_str.c_str());
httpd_resp_sendstr_chunk(req, NULL);
}
printf("-5-\n");
return ESP_OK;
};
gpio_num_t GpioHandler::resolvePinNr(uint8_t pinNr)
{
switch(pinNr) {
case 0:
return GPIO_NUM_0;
case 1:
return GPIO_NUM_1;
case 3:
return GPIO_NUM_3;
case 4:
return GPIO_NUM_4;
case 12:
return GPIO_NUM_12;
case 13:
return GPIO_NUM_13;
default:
return GPIO_NUM_NC;
}
}
gpio_pin_mode_t GpioHandler::resolvePinMode(std::string input)
{
if( input == "disabled" ) return GPIO_PIN_MODE_DISABLED;
if( input == "input" ) return GPIO_PIN_MODE_INPUT;
if( input == "input-pullup" ) return GPIO_PIN_MODE_INPUT_PULLUP;
if( input == "input-pulldown" ) return GPIO_PIN_MODE_INPUT_PULLDOWN;
if( input == "output" ) return GPIO_PIN_MODE_OUTPUT;
if( input == "output-pwm" ) return GPIO_PIN_MODE_OUTPUT_PWM;
if( input == "external-flash-pwm" ) return GPIO_PIN_MODE_EXTERNAL_FLASH_PWM;
if( input == "external-flash-ws281x" ) return GPIO_PIN_MODE_EXTERNAL_FLASH_WS281X;
return GPIO_PIN_MODE_DISABLED;
}
gpio_int_type_t GpioHandler::resolveIntType(std::string input)
{
if( input == "disabled" ) return GPIO_INTR_DISABLE;
if( input == "rising-edge" ) return GPIO_INTR_POSEDGE;
if( input == "falling-edge" ) return GPIO_INTR_NEGEDGE;
if( input == "rising-and-falling" ) return GPIO_INTR_ANYEDGE ;
if( input == "low-level-trigger" ) return GPIO_INTR_LOW_LEVEL;
if( input == "high-level-trigger" ) return GPIO_INTR_HIGH_LEVEL;
return GPIO_INTR_DISABLE;
}
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