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mirror of https://github.com/DCC-EX/CommandStation-EX.git synced 2024-12-23 12:51:24 +01:00

WiFiESP32 reconfig prototype

This commit is contained in:
Harald Barth 2024-09-21 22:34:46 +02:00
parent fe2f705fa9
commit dd898d3c16
4 changed files with 85 additions and 13 deletions

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@ -117,6 +117,9 @@ Once a new OPCODE is decided upon, update this list.
#include "Turntables.h"
#include "version.h"
#include "KeywordHasher.h"
#ifdef ARDUINO_ARCH_ESP32
#include "WifiESP32.h"
#endif
// This macro can't be created easily as a portable function because the
// flashlist requires a far pointer for high flash access.
@ -140,12 +143,12 @@ byte DCCEXParser::stashTarget=0;
// Non-DCC things like turnouts, pins and sensors are handled in additional JMRI interface classes.
int16_t DCCEXParser::splitValues(int16_t result[MAX_COMMAND_PARAMS], const byte *cmd, bool usehex)
int16_t DCCEXParser::splitValues(int16_t result[MAX_COMMAND_PARAMS], byte *cmd, bool usehex)
{
byte state = 1;
byte parameterCount = 0;
int16_t runningValue = 0;
const byte *remainingCmd = cmd + 1; // skips the opcode
byte *remainingCmd = cmd + 1; // skips the opcode
bool signNegative = false;
// clear all parameters in case not enough found
@ -155,7 +158,6 @@ int16_t DCCEXParser::splitValues(int16_t result[MAX_COMMAND_PARAMS], const byte
while (parameterCount < MAX_COMMAND_PARAMS)
{
byte hot = *remainingCmd;
switch (state)
{
@ -169,7 +171,22 @@ int16_t DCCEXParser::splitValues(int16_t result[MAX_COMMAND_PARAMS], const byte
state = 2;
continue;
case 2: // checking sign
case 2: // checking sign or quoted string
#ifdef HAS_ENOUGH_MEMORY
if (hot == '"') {
// this inserts an extra parameter 0x7777 in front
// of each string parameter as a marker that can
// be checked that a string parameter follows
// This clashes of course with the real value
// 0x7777 which we hope is used seldom
result[parameterCount] = (int16_t)0x7777;
parameterCount++;
result[parameterCount] = (int16_t)(remainingCmd - cmd + 1);
parameterCount++;
state = 4;
break;
}
#endif
signNegative = false;
runningValue = 0;
state = 3;
@ -200,6 +217,16 @@ int16_t DCCEXParser::splitValues(int16_t result[MAX_COMMAND_PARAMS], const byte
parameterCount++;
state = 1;
continue;
#ifdef HAS_ENOUGH_MEMORY
case 4: // skipover text
if (hot == '\0') // We did run to end of buffer without finding the "
return -1;
if (hot == '"') {
*remainingCmd = '\0'; // overwrite " in command buffer with the end-of-string
state = 1;
}
break;
#endif
}
remainingCmd++;
}
@ -616,9 +643,22 @@ void DCCEXParser::parseOne(Print *stream, byte *com, RingStream * ringStream)
StringFormatter::send(stream, F("\n"));
return;
case 'C': // CONFIG <C [params]>
if (parseC(stream, params, p))
return;
break;
#if defined(ARDUINO_ARCH_ESP32)
// currently this only works on ESP32
#if defined(HAS_ENOUGH_MEMORY)
if (p[0] == "WIFI"_hk) { // <C WIFI SSID PASSWORD>
if (params != 5) // the 5 params 0 to 4 are (kinda): WIFI_hk 0x7777 &SSID 0x7777 &PASSWORD
break;
if (p[1] == 0x7777 && p[3] == 0x7777) {
WifiESP::setup((const char*)(com + p[2]), (const char*)(com + p[4]), WIFI_HOSTNAME, IP_PORT, WIFI_CHANNEL, WIFI_FORCE_AP);
}
return;
}
#endif
#endif //ESP32
if (parseC(stream, params, p))
return;
break;
#ifndef DISABLE_DIAG
case 'D': // DIAG <D [params]>
if (parseD(stream, params, p))
@ -1111,8 +1151,7 @@ bool DCCEXParser::parseC(Print *stream, int16_t params, int16_t p[]) {
}
return true;
#endif
default: // invalid/unknown
default: // invalid/unknown
break;
}
return false;

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@ -43,7 +43,7 @@ struct DCCEXParser
private:
static const int16_t MAX_BUFFER=50; // longest command sent in
static int16_t splitValues( int16_t result[MAX_COMMAND_PARAMS], const byte * command, bool usehex);
static int16_t splitValues( int16_t result[MAX_COMMAND_PARAMS], byte * command, bool usehex);
static bool parseT(Print * stream, int16_t params, int16_t p[]);
static bool parseZ(Print * stream, int16_t params, int16_t p[]);

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@ -23,13 +23,13 @@
#include <vector>
#include "defines.h"
#include "ESPmDNS.h"
#include <WiFi.h>
#include "esp_wifi.h"
#include "WifiESP32.h"
#include "DIAG.h"
#include "RingStream.h"
#include "CommandDistributor.h"
#include "WiThrottle.h"
#include "DCC.h"
/*
#include "soc/rtc_wdt.h"
#include "esp_task_wdt.h"
@ -109,10 +109,13 @@ private:
bool inUse;
};
// file scope variables
static std::vector<NetworkClient> clients; // a list to hold all clients
static WiFiServer *server = NULL;
static RingStream *outboundRing = new RingStream(10240);
static bool APmode = false;
// init of static class scope variables
bool WifiESP::wifiUp = false;
WiFiServer *WifiESP::server = NULL;
#ifdef WIFI_TASK_ON_CORE0
void wifiLoop(void *){
@ -128,6 +131,30 @@ char asciitolower(char in) {
return in;
}
void WifiESP::teardown() {
// stop all locos
DCC::setThrottle(0,1,1); // this broadcasts speed 1(estop) and sets all reminders to speed 1.
// terminate all clients connections
while (!clients.empty()) {
// pop_back() should invoke destructor which does stop()
// on the underlying TCP connction
clients.pop_back();
}
// stop server
if (server != NULL) {
server->stop();
server->close();
server->end();
DIAG(F("server stop, close, end"));
}
// terminate MDNS anouncement
mdns_service_remove_all();
mdns_free();
// stop WiFi
WiFi.disconnect(true);
wifiUp = false;
}
bool WifiESP::setup(const char *SSid,
const char *password,
const char *hostname,
@ -136,8 +163,10 @@ bool WifiESP::setup(const char *SSid,
const bool forceAP) {
bool havePassword = true;
bool haveSSID = true;
bool wifiUp = false;
// bool wifiUp = false;
uint8_t tries = 40;
if (wifiUp)
teardown();
//#ifdef SERIAL_BT_COMMANDS
//return false;

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@ -22,6 +22,7 @@
#ifndef WifiESP32_h
#define WifiESP32_h
#include <WiFi.h>
#include "FSH.h"
class WifiESP
@ -36,6 +37,9 @@ public:
const bool forceAP);
static void loop();
private:
static void teardown();
static bool wifiUp;
static WiFiServer *server;
};
#endif //WifiESP8266_h
#endif //ESP8266