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HomeSpan/src/HomeSpan.cpp

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/*********************************************************************************
* MIT License
*
* Copyright (c) 2020-2022 Gregg E. Berman
*
* https://github.com/HomeSpan/HomeSpan
*
* Permission is hereby granted, free of charge, to any person obtaining a copy
* of this software and associated documentation files (the "Software"), to deal
* in the Software without restriction, including without limitation the rights
* to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
* copies of the Software, and to permit persons to whom the Software is
* furnished to do so, subject to the following conditions:
*
* The above copyright notice and this permission notice shall be included in all
* copies or substantial portions of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
* SOFTWARE.
*
********************************************************************************/
#include <ESPmDNS.h>
#include <nvs_flash.h>
#include <sodium.h>
#include <WiFi.h>
#include <driver/ledc.h>
#include <mbedtls/version.h>
#include <mbedtls/sha256.h>
#include <esp_task_wdt.h>
#include <esp_sntp.h>
#include <esp_ota_ops.h>
#include <esp_wifi.h>
#include "HomeSpan.h"
#include "HAP.h"
const __attribute__((section(".rodata_custom_desc"))) SpanPartition spanPartition = {HOMESPAN_MAGIC_COOKIE,0};
using namespace Utils;
HAPClient **hap; // HAP Client structure containing HTTP client connections, parsing routines, and state variables (global-scoped variable)
Span homeSpan; // HAP Attributes database and all related control functions for this Accessory (global-scoped variable)
HapCharacteristics hapChars; // Instantiation of all HAP Characteristics (used to create SpanCharacteristics)
///////////////////////////////
// Span //
///////////////////////////////
void Span::begin(Category catID, const char *displayName, const char *hostNameBase, const char *modelName){
this->displayName=displayName;
this->hostNameBase=hostNameBase;
this->modelName=modelName;
sprintf(this->category,"%d",(int)catID);
SpanPoint::setAsHub();
statusLED=new Blinker(statusDevice,autoOffLED); // create Status LED, even is statusDevice is NULL
esp_task_wdt_delete(xTaskGetIdleTaskHandleForCPU(0)); // required to avoid watchdog timeout messages from ESP32-C3
if(requestedMaxCon<maxConnections) // if specific request for max connections is less than computed max connections
maxConnections=requestedMaxCon; // over-ride max connections with requested value
hap=(HAPClient **)calloc(maxConnections,sizeof(HAPClient *));
for(int i=0;i<maxConnections;i++)
hap[i]=new HAPClient;
hapServer=new WiFiServer(tcpPortNum);
nvs_flash_init(); // initialize non-volatile-storage partition in flash
nvs_open("CHAR",NVS_READWRITE,&charNVS); // open Characteristic data namespace in NVS
nvs_open("WIFI",NVS_READWRITE,&wifiNVS); // open WIFI data namespace in NVS
nvs_open("OTA",NVS_READWRITE,&otaNVS); // open OTA data namespace in NVS
size_t len;
if(strlen(network.wifiData.ssid)){ // if setWifiCredentials was already called
nvs_set_blob(wifiNVS,"WIFIDATA",&network.wifiData,sizeof(network.wifiData)); // update data
nvs_commit(wifiNVS); // commit to NVS
} else
if(!nvs_get_blob(wifiNVS,"WIFIDATA",NULL,&len)) // else if found WiFi data in NVS
nvs_get_blob(wifiNVS,"WIFIDATA",&homeSpan.network.wifiData,&len); // retrieve data
delay(2000);
Serial.print("\n************************************************************\n"
"Welcome to HomeSpan!\n"
"Apple HomeKit for the Espressif ESP-32 WROOM and Arduino IDE\n"
"************************************************************\n\n"
"** Please ensure serial monitor is set to transmit <newlines>\n\n");
Serial.print("Message Logs: Level ");
Serial.print(logLevel);
Serial.print("\nStatus LED: Pin ");
if(getStatusPin()>=0){
Serial.print(getStatusPin());
if(autoOffLED>0)
Serial.printf(" (Auto Off=%d sec)",autoOffLED);
}
else
Serial.print("- *** WARNING: Status LED Pin is UNDEFINED");
Serial.print("\nDevice Control: Pin ");
if(getControlPin()>=0)
Serial.print(getControlPin());
else
Serial.print("- *** WARNING: Device Control Pin is UNDEFINED");
Serial.print("\nSketch Version: ");
Serial.print(getSketchVersion());
Serial.print("\nHomeSpan Version: ");
Serial.print(HOMESPAN_VERSION);
Serial.print("\nArduino-ESP Ver.: ");
Serial.print(ARDUINO_ESP_VERSION);
Serial.printf("\nESP-IDF Version: %d.%d.%d",ESP_IDF_VERSION_MAJOR,ESP_IDF_VERSION_MINOR,ESP_IDF_VERSION_PATCH);
Serial.printf("\nESP32 Chip: %s Rev %d %s-core %dMB Flash", ESP.getChipModel(),ESP.getChipRevision(),
ESP.getChipCores()==1?"single":"dual",ESP.getFlashChipSize()/1024/1024);
#ifdef ARDUINO_VARIANT
Serial.print("\nESP32 Board: ");
Serial.print(ARDUINO_VARIANT);
#endif
Serial.printf("\nPWM Resources: %d channels, %d timers, max %d-bit duty resolution",
LEDC_SPEED_MODE_MAX*LEDC_CHANNEL_MAX,LEDC_SPEED_MODE_MAX*LEDC_TIMER_MAX,LEDC_TIMER_BIT_MAX-1);
Serial.printf("\nSodium Version: %s Lib %d.%d",sodium_version_string(),sodium_library_version_major(),sodium_library_version_minor());
char mbtlsv[64];
mbedtls_version_get_string_full(mbtlsv);
Serial.printf("\nMbedTLS Version: %s",mbtlsv);
Serial.print("\nSketch Compiled: ");
Serial.print(__DATE__);
Serial.print(" ");
Serial.print(__TIME__);
Serial.printf("\nPartition: %s",esp_ota_get_running_partition()->label);
Serial.printf("\nMAC Address: %s",WiFi.macAddress().c_str());
Serial.print("\n\nDevice Name: ");
Serial.print(displayName);
Serial.print("\n\n");
uint8_t otaRequired=0;
nvs_get_u8(otaNVS,"OTA_REQUIRED",&otaRequired);
nvs_set_u8(otaNVS,"OTA_REQUIRED",0);
nvs_commit(otaNVS);
if(otaRequired && !spanOTA.enabled){
Serial.printf("\n\n*** OTA SAFE MODE ALERT: OTA REQUIRED BUT NOT ENABLED. ROLLING BACK TO PREVIOUS APPLICATION ***\n\n");
delay(100);
esp_ota_mark_app_invalid_rollback_and_reboot();
}
} // begin
///////////////////////////////
void Span::poll() {
if(pollTaskHandle){
Serial.print("\n** FATAL ERROR: Do not call homeSpan.poll() directly if homeSpan.start() is used!\n** PROGRAM HALTED **\n\n");
vTaskDelete(pollTaskHandle);
while(1);
}
pollTask();
}
///////////////////////////////
void Span::pollTask() {
if(!strlen(category)){
Serial.print("\n** FATAL ERROR: Cannot start homeSpan polling without an initial call to homeSpan.begin()!\n** PROGRAM HALTED **\n\n");
while(1);
}
if(!isInitialized){
processSerialCommand("i"); // print homeSpan configuration info
HAPClient::init(); // read NVS and load HAP settings
if(!strlen(network.wifiData.ssid)){
Serial.print("*** WIFI CREDENTIALS DATA NOT FOUND. ");
if(autoStartAPEnabled){
Serial.print("AUTO-START OF ACCESS POINT ENABLED...\n\n");
processSerialCommand("A");
} else {
Serial.print("YOU MAY CONFIGURE BY TYPING 'W <RETURN>'.\n\n");
STATUS_UPDATE(start(LED_WIFI_NEEDED),HS_WIFI_NEEDED)
}
} else {
STATUS_UPDATE(start(LED_WIFI_CONNECTING),HS_WIFI_CONNECTING)
}
if(controlButton)
controlButton->reset();
Serial.print(displayName);
Serial.print(" is READY!\n\n");
isInitialized=true;
} // isInitialized
if(strlen(network.wifiData.ssid)>0){
checkConnect();
}
char cBuf[65]="?";
if(Serial.available()){
readSerial(cBuf,64);
processSerialCommand(cBuf);
}
WiFiClient newClient;
if(newClient=hapServer->available()){ // found a new HTTP client
int freeSlot=getFreeSlot(); // get next free slot
if(freeSlot==-1){ // no available free slots
freeSlot=randombytes_uniform(maxConnections);
LOG2("=======================================\n");
LOG1("** Freeing Client #");
LOG1(freeSlot);
LOG1(" (");
LOG1(millis()/1000);
LOG1(" sec) ");
LOG1(hap[freeSlot]->client.remoteIP());
LOG1("\n");
hap[freeSlot]->client.stop(); // disconnect client from first slot and re-use
}
hap[freeSlot]->client=newClient; // copy new client handle into free slot
LOG2("=======================================\n");
LOG1("** Client #");
LOG1(freeSlot);
LOG1(" Connected: (");
LOG1(millis()/1000);
LOG1(" sec) ");
LOG1(hap[freeSlot]->client.remoteIP());
LOG1(" on Socket ");
LOG1(hap[freeSlot]->client.fd()-LWIP_SOCKET_OFFSET+1);
LOG1("/");
LOG1(CONFIG_LWIP_MAX_SOCKETS);
LOG1("\n");
LOG2("\n");
hap[freeSlot]->cPair=NULL; // reset pointer to verified ID
homeSpan.clearNotify(freeSlot); // clear all notification requests for this connection
HAPClient::pairStatus=pairState_M1; // reset starting PAIR STATE (which may be needed if Accessory failed in middle of pair-setup)
}
for(int i=0;i<maxConnections;i++){ // loop over all HAP Connection slots
if(hap[i]->client && hap[i]->client.available()){ // if connection exists and data is available
HAPClient::conNum=i; // set connection number
homeSpan.lastClientIP=hap[i]->client.remoteIP().toString(); // store IP Address for web logging
hap[i]->processRequest(); // process HAP request
homeSpan.lastClientIP="0.0.0.0"; // reset stored IP address to show "0.0.0.0" if homeSpan.getClientIP() is used in any other context
if(!hap[i]->client){ // client disconnected by server
LOG1("** Disconnecting Client #");
LOG1(i);
LOG1(" (");
LOG1(millis()/1000);
LOG1(" sec)\n");
}
LOG2("\n");
} // process HAP Client
} // for-loop over connection slots
snapTime=millis(); // snap the current time for use in ALL loop routines
for(auto it=Loops.begin();it!=Loops.end();it++) // call loop() for all Services with over-ridden loop() methods
(*it)->loop();
for(auto it=PushButtons.begin();it!=PushButtons.end();it++) // check for SpanButton presses
(*it)->check();
HAPClient::checkNotifications();
HAPClient::checkTimedWrites();
if(spanOTA.enabled)
ArduinoOTA.handle();
if(controlButton && controlButton->primed())
STATUS_UPDATE(start(LED_ALERT),HS_ENTERING_CONFIG_MODE)
if(controlButton && controlButton->triggered(3000,10000)){
if(controlButton->type()==PushButton::LONG){
STATUS_UPDATE(off(),HS_FACTORY_RESET)
controlButton->wait();
processSerialCommand("F"); // FACTORY RESET
} else {
commandMode(); // COMMAND MODE
}
}
statusLED->check();
} // poll
///////////////////////////////
int Span::getFreeSlot(){
for(int i=0;i<maxConnections;i++){
if(!hap[i]->client)
return(i);
}
return(-1);
}
//////////////////////////////////////
void Span::commandMode(){
if(!statusDevice && !statusCallback){
Serial.print("*** ERROR: CAN'T ENTER COMMAND MODE WITHOUT A DEFINED STATUS LED OR EVENT HANDLER CALLBACK***\n\n");
return;
}
Serial.print("*** COMMAND MODE ***\n\n");
int mode=1;
boolean done=false;
STATUS_UPDATE(start(500,0.3,mode,1000),static_cast<HS_STATUS>(HS_ENTERING_CONFIG_MODE+mode))
unsigned long alarmTime=millis()+comModeLife;
while(!done){
if(millis()>alarmTime){
Serial.print("*** Command Mode: Timed Out (");
Serial.print(comModeLife/1000);
Serial.print(" seconds).\n\n");
mode=1;
done=true;
} else
if(controlButton->triggered(10,3000)){
if(controlButton->type()==PushButton::SINGLE){
mode++;
if(mode==6)
mode=1;
STATUS_UPDATE(start(500,0.3,mode,1000),static_cast<HS_STATUS>(HS_ENTERING_CONFIG_MODE+mode))
} else {
done=true;
}
} // button press
} // while
STATUS_UPDATE(start(LED_ALERT),static_cast<HS_STATUS>(HS_ENTERING_CONFIG_MODE+mode+5))
controlButton->wait();
switch(mode){
case 1:
resetStatus();
break;
case 2:
processSerialCommand("R");
break;
case 3:
processSerialCommand("A");
break;
case 4:
processSerialCommand("U");
break;
case 5:
processSerialCommand("X");
break;
} // switch
Serial.print("*** EXITING COMMAND MODE ***\n\n");
}
//////////////////////////////////////
void Span::checkConnect(){
if(connected%2){
if(WiFi.status()==WL_CONNECTED)
return;
addWebLog(true,"*** WiFi Connection Lost!");
connected++;
waitTime=60000;
alarmConnect=0;
STATUS_UPDATE(start(LED_WIFI_CONNECTING),HS_WIFI_CONNECTING)
}
if(WiFi.status()!=WL_CONNECTED){
if(millis()<alarmConnect) // not yet time to try to try connecting
return;
if(waitTime==60000)
waitTime=1000;
else
waitTime*=2;
if(waitTime==32000){
Serial.print("\n*** Can't connect to ");
Serial.print(network.wifiData.ssid);
Serial.print(". You may type 'W <return>' to re-configure WiFi, or 'X <return>' to erase WiFi credentials. Will try connecting again in 60 seconds.\n\n");
waitTime=60000;
} else {
addWebLog(true,"Trying to connect to %s. Waiting %d sec...",network.wifiData.ssid,waitTime/1000);
WiFi.begin(network.wifiData.ssid,network.wifiData.pwd);
}
alarmConnect=millis()+waitTime;
return;
}
resetStatus();
connected++;
addWebLog(true,"WiFi Connected! IP Address = %s",WiFi.localIP().toString().c_str());
if(connected>1) // Do not initialize everything below if this is only a reconnect
return;
char id[18]; // create string version of Accessory ID for MDNS broadcast
memcpy(id,HAPClient::accessory.ID,17); // copy ID bytes
id[17]='\0'; // add terminating null
// create broadcaset name from server base name plus accessory ID (without ':')
int nChars;
if(!hostNameSuffix)
nChars=snprintf(NULL,0,"%s-%.2s%.2s%.2s%.2s%.2s%.2s",hostNameBase,id,id+3,id+6,id+9,id+12,id+15);
else
nChars=snprintf(NULL,0,"%s%s",hostNameBase,hostNameSuffix);
char hostName[nChars+1];
if(!hostNameSuffix)
sprintf(hostName,"%s-%.2s%.2s%.2s%.2s%.2s%.2s",hostNameBase,id,id+3,id+6,id+9,id+12,id+15);
else
sprintf(hostName,"%s%s",hostNameBase,hostNameSuffix);
char d[strlen(hostName)+1];
sscanf(hostName,"%[A-Za-z0-9-]",d);
if(strlen(hostName)>255|| hostName[0]=='-' || hostName[strlen(hostName)-1]=='-' || strlen(hostName)!=strlen(d)){
Serial.printf("\n*** Error: Can't start MDNS due to invalid hostname '%s'.\n",hostName);
Serial.print("*** Hostname must consist of 255 or less alphanumeric characters or a hyphen, except that the hyphen cannot be the first or last character.\n");
Serial.print("*** PROGRAM HALTED!\n\n");
while(1);
}
Serial.print("\nStarting MDNS...\n\n");
Serial.print("HostName: ");
Serial.print(hostName);
Serial.print(".local:");
Serial.print(tcpPortNum);
Serial.print("\nDisplay Name: ");
Serial.print(displayName);
Serial.print("\nModel Name: ");
Serial.print(modelName);
Serial.print("\nSetup ID: ");
Serial.print(qrID);
Serial.print("\n\n");
MDNS.begin(hostName); // set server host name (.local implied)
MDNS.setInstanceName(displayName); // set server display name
MDNS.addService("_hap","_tcp",tcpPortNum); // advertise HAP service on specified port
// add MDNS (Bonjour) TXT records for configurable as well as fixed values (HAP Table 6-7)
char cNum[16];
sprintf(cNum,"%d",hapConfig.configNumber);
mdns_service_txt_item_set("_hap","_tcp","c#",cNum); // Accessory Current Configuration Number (updated whenever config of HAP Accessory Attribute Database is updated)
mdns_service_txt_item_set("_hap","_tcp","md",modelName); // Accessory Model Name
mdns_service_txt_item_set("_hap","_tcp","ci",category); // Accessory Category (HAP Section 13.1)
mdns_service_txt_item_set("_hap","_tcp","id",id); // string version of Accessory ID in form XX:XX:XX:XX:XX:XX (HAP Section 5.4)
mdns_service_txt_item_set("_hap","_tcp","ff","0"); // HAP Pairing Feature flags. MUST be "0" to specify Pair Setup method (HAP Table 5-3) without MiFi Authentification
mdns_service_txt_item_set("_hap","_tcp","pv","1.1"); // HAP version - MUST be set to "1.1" (HAP Section 6.6.3)
mdns_service_txt_item_set("_hap","_tcp","s#","1"); // HAP current state - MUST be set to "1"
if(!HAPClient::nAdminControllers()) // Accessory is not yet paired
mdns_service_txt_item_set("_hap","_tcp","sf","1"); // set Status Flag = 1 (Table 6-8)
else
mdns_service_txt_item_set("_hap","_tcp","sf","0"); // set Status Flag = 0
mdns_service_txt_item_set("_hap","_tcp","hspn",HOMESPAN_VERSION); // HomeSpan Version Number (info only - NOT used by HAP)
mdns_service_txt_item_set("_hap","_tcp","ard-esp32",ARDUINO_ESP_VERSION); // Arduino-ESP32 Version Number (info only - NOT used by HAP)
mdns_service_txt_item_set("_hap","_tcp","board",ARDUINO_VARIANT); // Board Name (info only - NOT used by HAP)
mdns_service_txt_item_set("_hap","_tcp","sketch",sketchVersion); // Sketch Version (info only - NOT used by HAP)
uint8_t hashInput[22];
uint8_t hashOutput[64];
char setupHash[9];
size_t len;
memcpy(hashInput,qrID,4); // Create the Seup ID for use with optional QR Codes. This is an undocumented feature of HAP R2!
memcpy(hashInput+4,id,17); // Step 1: Concatenate 4-character Setup ID and 17-character Accessory ID into hashInput
mbedtls_sha512_ret(hashInput,21,hashOutput,0); // Step 2: Perform SHA-512 hash on combined 21-byte hashInput to create 64-byte hashOutput
mbedtls_base64_encode((uint8_t *)setupHash,9,&len,hashOutput,4); // Step 3: Encode the first 4 bytes of hashOutput in base64, which results in an 8-character, null-terminated, setupHash
mdns_service_txt_item_set("_hap","_tcp","sh",setupHash); // Step 4: broadcast the resulting Setup Hash
if(spanOTA.enabled){
if(esp_ota_get_running_partition()!=esp_ota_get_next_update_partition(NULL)){
ArduinoOTA.setHostname(hostName);
if(spanOTA.auth)
ArduinoOTA.setPasswordHash(spanOTA.otaPwd);
ArduinoOTA.onStart(spanOTA.start).onEnd(spanOTA.end).onProgress(spanOTA.progress).onError(spanOTA.error);
ArduinoOTA.begin();
Serial.print("Starting OTA Server: ");
Serial.print(displayName);
Serial.print(" at ");
Serial.print(WiFi.localIP());
Serial.print("\nAuthorization Password: ");
Serial.print(spanOTA.auth?"Enabled\n\n":"DISABLED!\n\n");
} else {
Serial.print("\n*** WARNING: Can't start OTA Server - Partition table used to compile this sketch is not configured for OTA.\n\n");
spanOTA.enabled=false;
}
}
mdns_service_txt_item_set("_hap","_tcp","ota",spanOTA.enabled?"yes":"no"); // OTA status (info only - NOT used by HAP)
if(webLog.isEnabled){
mdns_service_txt_item_set("_hap","_tcp","logURL",webLog.statusURL.c_str()+4); // Web Log status (info only - NOT used by HAP)
Serial.printf("Web Logging enabled at http://%s.local:%d%swith max number of entries=%d\n\n",hostName,tcpPortNum,webLog.statusURL.c_str()+4,webLog.maxEntries);
webLog.initTime();
}
Serial.printf("Starting HAP Server on port %d supporting %d simultaneous HomeKit Controller Connections...\n",tcpPortNum,maxConnections);
hapServer->begin();
Serial.print("\n");
if(!HAPClient::nAdminControllers())
Serial.print("DEVICE NOT YET PAIRED -- PLEASE PAIR WITH HOMEKIT APP\n\n");
if(wifiCallback)
wifiCallback();
} // initWiFi
///////////////////////////////
void Span::setQRID(const char *id){
char tBuf[5];
sscanf(id,"%4[0-9A-Za-z]",tBuf);
if(strlen(id)==4 && strlen(tBuf)==4){
sprintf(qrID,"%s",id);
}
} // setQRID
///////////////////////////////
void Span::processSerialCommand(const char *c){
switch(c[0]){
case 's': {
Serial.print("\n*** HomeSpan Status ***\n\n");
Serial.print("IP Address: ");
Serial.print(WiFi.localIP());
Serial.print("\n\n");
Serial.print("Accessory ID: ");
HAPClient::charPrintRow(HAPClient::accessory.ID,17);
Serial.print(" LTPK: ");
HAPClient::hexPrintRow(HAPClient::accessory.LTPK,32);
Serial.print("\n");
HAPClient::printControllers();
Serial.print("\n");
for(int i=0;i<maxConnections;i++){
Serial.print("Connection #");
Serial.print(i);
Serial.print(" ");
if(hap[i]->client){
Serial.print(hap[i]->client.remoteIP());
Serial.print(" on Socket ");
Serial.print(hap[i]->client.fd()-LWIP_SOCKET_OFFSET+1);
Serial.print("/");
Serial.print(CONFIG_LWIP_MAX_SOCKETS);
if(hap[i]->cPair){
Serial.print(" ID=");
HAPClient::charPrintRow(hap[i]->cPair->ID,36);
Serial.print(hap[i]->cPair->admin?" (admin)":" (regular)");
} else {
Serial.print(" (unverified)");
}
} else {
Serial.print("(unconnected)");
}
Serial.print("\n");
}
Serial.print("\n*** End Status ***\n\n");
}
break;
case 'd': {
TempBuffer <char> qBuf(sprintfAttributes(NULL)+1);
sprintfAttributes(qBuf.buf);
Serial.print("\n*** Attributes Database: size=");
Serial.print(qBuf.len()-1);
Serial.print(" configuration=");
Serial.print(hapConfig.configNumber);
Serial.print(" ***\n\n");
prettyPrint(qBuf.buf);
Serial.print("\n*** End Database ***\n\n");
}
break;
case 'Q': {
char tBuf[5];
const char *s=c+1+strspn(c+1," ");
sscanf(s," %4[0-9A-Za-z]",tBuf);
if(strlen(s)==4 && strlen(tBuf)==4){
sprintf(qrID,"%s",tBuf);
Serial.print("\nChanging default Setup ID for QR Code to: '");
Serial.print(qrID);
Serial.print("'. Will take effect after next restart.\n\n");
nvs_set_str(HAPClient::hapNVS,"SETUPID",qrID); // update data
nvs_commit(HAPClient::hapNVS);
} else {
Serial.print("\n*** Invalid request to change Setup ID for QR Code to: '");
Serial.print(s);
Serial.print("'. Setup ID must be exactly 4 alphanumeric characters (0-9, A-Z, and a-z).\n\n");
}
}
break;
case 'O': {
char textPwd[34]="\0";
Serial.print("\n>>> New OTA Password, or <return> to cancel request: ");
readSerial(textPwd,33);
if(strlen(textPwd)==0){
Serial.print("(cancelled)\n\n");
return;
}
if(strlen(textPwd)==33){
Serial.print("\n*** Sorry, 32 character limit - request cancelled\n\n");
return;
}
Serial.print(mask(textPwd,2));
Serial.print("\n");
MD5Builder otaPwdHash;
otaPwdHash.begin();
otaPwdHash.add(textPwd);
otaPwdHash.calculate();
otaPwdHash.getChars(spanOTA.otaPwd);
nvs_set_str(otaNVS,"OTADATA",spanOTA.otaPwd); // update data
nvs_commit(otaNVS);
Serial.print("... Accepted! Password change will take effect after next restart.\n");
if(!spanOTA.enabled)
Serial.print("... Note: OTA has not been enabled in this sketch.\n");
Serial.print("\n");
}
break;
case 'S': {
char buf[128];
char setupCode[10];
struct { // temporary structure to hold SRP verification code and salt stored in NVS
uint8_t salt[16];
uint8_t verifyCode[384];
} verifyData;
sscanf(c+1," %9[0-9]",setupCode);
if(strlen(setupCode)!=8){
Serial.print("\n*** Invalid request to change Setup Code. Code must be exactly 8 digits.\n\n");
} else
if(!network.allowedCode(setupCode)){
Serial.print("\n*** Invalid request to change Setup Code. Code too simple.\n\n");
} else {
sprintf(buf,"\n\nGenerating SRP verification data for new Setup Code: %.3s-%.2s-%.3s ... ",setupCode,setupCode+3,setupCode+5);
Serial.print(buf);
HAPClient::srp.createVerifyCode(setupCode,verifyData.verifyCode,verifyData.salt); // create verification code from default Setup Code and random salt
nvs_set_blob(HAPClient::srpNVS,"VERIFYDATA",&verifyData,sizeof(verifyData)); // update data
nvs_commit(HAPClient::srpNVS); // commit to NVS
Serial.print("New Code Saved!\n");
Serial.print("Setup Payload for Optional QR Code: ");
Serial.print(qrCode.get(atoi(setupCode),qrID,atoi(category)));
Serial.print("\n\n");
}
}
break;
case 'U': {
HAPClient::removeControllers(); // clear all Controller data
nvs_set_blob(HAPClient::hapNVS,"CONTROLLERS",HAPClient::controllers,sizeof(HAPClient::controllers)); // update data
nvs_commit(HAPClient::hapNVS); // commit to NVS
Serial.print("\n*** HomeSpan Pairing Data DELETED ***\n\n");
for(int i=0;i<maxConnections;i++){ // loop over all connection slots
if(hap[i]->client){ // if slot is connected
LOG1("*** Terminating Client #");
LOG1(i);
LOG1("\n");
hap[i]->client.stop();
}
}
Serial.print("\nDEVICE NOT YET PAIRED -- PLEASE PAIR WITH HOMEKIT APP\n\n");
mdns_service_txt_item_set("_hap","_tcp","sf","1"); // set Status Flag = 1 (Table 6-8)
if(homeSpan.pairCallback)
homeSpan.pairCallback(false);
resetStatus();
}
break;
case 'W': {
if(strlen(network.wifiData.ssid)>0){
Serial.print("*** Stopping all current WiFi services...\n\n");
hapServer->end();
MDNS.end();
WiFi.disconnect();
}
network.serialConfigure();
nvs_set_blob(wifiNVS,"WIFIDATA",&network.wifiData,sizeof(network.wifiData)); // update data
nvs_commit(wifiNVS); // commit to NVS
Serial.print("\n*** WiFi Credentials SAVED! Restarting ***\n\n");
reboot();
}
break;
case 'A': {
if(strlen(network.wifiData.ssid)>0){
Serial.print("*** Stopping all current WiFi services...\n\n");
hapServer->end();
MDNS.end();
WiFi.disconnect();
}
if(apFunction){
apFunction();
return;
}
network.apConfigure();
nvs_set_blob(wifiNVS,"WIFIDATA",&network.wifiData,sizeof(network.wifiData)); // update data
nvs_commit(wifiNVS); // commit to NVS
Serial.print("\n*** Credentials saved!\n");
if(strlen(network.setupCode)){
char s[10];
sprintf(s,"S%s",network.setupCode);
processSerialCommand(s);
} else {
Serial.print("*** Setup Code Unchanged\n");
}
Serial.print("\n*** Restarting...\n\n");
STATUS_UPDATE(start(LED_ALERT),HS_AP_TERMINATED)
reboot();
}
break;
case 'X': {
nvs_erase_all(wifiNVS);
nvs_commit(wifiNVS);
WiFi.begin("none");
Serial.print("\n*** WiFi Credentials ERASED! Restarting...\n\n");
reboot();
}
break;
case 'V': {
nvs_erase_all(charNVS);
nvs_commit(charNVS);
Serial.print("\n*** Values for all saved Characteristics erased!\n\n");
}
break;
case 'H': {
nvs_erase_all(HAPClient::hapNVS);
nvs_commit(HAPClient::hapNVS);
Serial.print("\n*** HomeSpan Device ID and Pairing Data DELETED! Restarting...\n\n");
reboot();
}
break;
case 'R': {
reboot();
}
break;
case 'F': {
nvs_erase_all(HAPClient::hapNVS);
nvs_commit(HAPClient::hapNVS);
nvs_erase_all(wifiNVS);
nvs_commit(wifiNVS);
nvs_erase_all(charNVS);
nvs_commit(charNVS);
nvs_erase_all(otaNVS);
nvs_commit(otaNVS);
WiFi.begin("none");
Serial.print("\n*** FACTORY RESET! Restarting...\n\n");
reboot();
}
break;
case 'E': {
nvs_flash_erase();
Serial.print("\n*** ALL DATA ERASED! Restarting...\n\n");
reboot();
}
break;
case 'L': {
int level=0;
sscanf(c+1,"%d",&level);
if(level<0)
level=0;
if(level>2)
level=2;
Serial.print("\n*** Log Level set to ");
Serial.print(level);
Serial.print("\n\n");
delay(1000);
setLogLevel(level);
}
break;
case 'm': {
Serial.printf("Free Memory: %d bytes\n",heap_caps_get_free_size(MALLOC_CAP_DEFAULT));
}
break;
case 'i':{
Serial.print("\n*** HomeSpan Info ***\n\n");
int nErrors=0;
int nWarnings=0;
unordered_set<uint32_t> aidValues;
char pNames[][7]={"PR","PW","EV","AA","TW","HD","WR"};
for(auto acc=Accessories.begin(); acc!=Accessories.end(); acc++){
Serial.printf("\u27a4 Accessory: AID=%d\n",(*acc)->aid);
boolean foundInfo=false;
if(acc==Accessories.begin() && (*acc)->aid!=1)
Serial.printf(" *** ERROR #%d! AID of first Accessory must always be 1 ***\n",++nErrors);
if(aidValues.find((*acc)->aid)!=aidValues.end())
Serial.printf(" *** ERROR #%d! AID already in use for another Accessory ***\n",++nErrors);
aidValues.insert((*acc)->aid);
for(auto svc=(*acc)->Services.begin(); svc!=(*acc)->Services.end(); svc++){
Serial.printf(" \u279f Service %s: IID=%d, %sUUID=\"%s\"",(*svc)->hapName,(*svc)->iid,(*svc)->isCustom?"Custom-":"",(*svc)->type);
Serial.printf("\n");
if(!strcmp((*svc)->type,"3E")){
foundInfo=true;
if((*svc)->iid!=1)
Serial.printf(" *** ERROR #%d! The Accessory Information Service must be defined before any other Services in an Accessory ***\n",++nErrors);
}
else if((*acc)->aid==1) // this is an Accessory with aid=1, but it has more than just AccessoryInfo. So...
isBridge=false; // ...this is not a bridge device
unordered_set<HapChar *> hapChar;
for(auto chr=(*svc)->Characteristics.begin(); chr!=(*svc)->Characteristics.end(); chr++){
Serial.printf(" \u21e8 Characteristic %s(%s): IID=%d, %sUUID=\"%s\", %sPerms=",
(*chr)->hapName,(*chr)->uvPrint((*chr)->value).c_str(),(*chr)->iid,(*chr)->isCustom?"Custom-":"",(*chr)->type,(*chr)->perms!=(*chr)->hapChar->perms?"Custom-":"");
int foundPerms=0;
for(uint8_t i=0;i<7;i++){
if((*chr)->perms & (1<<i))
Serial.printf("%s%s",(foundPerms++)?"+":"",pNames[i]);
}
if((*chr)->format!=FORMAT::STRING && (*chr)->format!=FORMAT::BOOL && (*chr)->format!=FORMAT::DATA){
if((*chr)->validValues)
Serial.printf(", Valid Values=%s",(*chr)->validValues);
else if((*chr)->uvGet<double>((*chr)->stepValue)>0)
Serial.printf(", %sRange=[%s,%s,%s]",(*chr)->customRange?"Custom-":"",(*chr)->uvPrint((*chr)->minValue).c_str(),(*chr)->uvPrint((*chr)->maxValue).c_str(),(*chr)->uvPrint((*chr)->stepValue).c_str());
else
Serial.printf(", %sRange=[%s,%s]",(*chr)->customRange?"Custom-":"",(*chr)->uvPrint((*chr)->minValue).c_str(),(*chr)->uvPrint((*chr)->maxValue).c_str());
}
if((*chr)->nvsKey)
Serial.printf(" (nvs)");
Serial.printf("\n");
if(!(*chr)->isCustom && !(*svc)->isCustom && (*svc)->req.find((*chr)->hapChar)==(*svc)->req.end() && (*svc)->opt.find((*chr)->hapChar)==(*svc)->opt.end())
Serial.printf(" *** WARNING #%d! Service does not support this Characteristic ***\n",++nWarnings);
else
if(invalidUUID((*chr)->type,(*chr)->isCustom))
Serial.printf(" *** ERROR #%d! Format of UUID is invalid ***\n",++nErrors);
else
if(hapChar.find((*chr)->hapChar)!=hapChar.end())
Serial.printf(" *** ERROR #%d! Characteristic already defined for this Service ***\n",++nErrors);
if((*chr)->setRangeError)
Serial.printf(" *** WARNING #%d! Attempt to set Custom Range for this Characteristic ignored ***\n",++nWarnings);
if((*chr)->setValidValuesError)
Serial.printf(" *** WARNING #%d! Attempt to set Custom Valid Values for this Characteristic ignored ***\n",++nWarnings);
if((*chr)->format!=STRING && ((*chr)->uvGet<double>((*chr)->value) < (*chr)->uvGet<double>((*chr)->minValue) || (*chr)->uvGet<double>((*chr)->value) > (*chr)->uvGet<double>((*chr)->maxValue)))
Serial.printf(" *** WARNING #%d! Value of %g is out of range [%g,%g] ***\n",++nWarnings,(*chr)->uvGet<double>((*chr)->value),(*chr)->uvGet<double>((*chr)->minValue),(*chr)->uvGet<double>((*chr)->maxValue));
hapChar.insert((*chr)->hapChar);
} // Characteristics
for(auto req=(*svc)->req.begin(); req!=(*svc)->req.end(); req++){
if(hapChar.find(*req)==hapChar.end())
Serial.printf(" *** WARNING #%d! Required '%s' Characteristic for this Service not found ***\n",++nWarnings,(*req)->hapName);
}
for(auto button=PushButtons.begin(); button!=PushButtons.end(); button++){
if((*button)->service==(*svc)){
if((*button)->buttonType==SpanButton::BUTTON)
Serial.printf(" \u25bc SpanButton: Pin=%d, Single=%ums, Double=%ums, Long=%ums, Type=",(*button)->pin,(*button)->singleTime,(*button)->doubleTime,(*button)->longTime);
else
Serial.printf(" \u25bc SpanToggle: Pin=%d, Toggle=%ums, Type=",(*button)->pin,(*button)->longTime);
if((*button)->triggerType==PushButton::TRIGGER_ON_LOW)
Serial.printf("TRIGGER_ON_LOW\n");
else if((*button)->triggerType==PushButton::TRIGGER_ON_HIGH)
Serial.printf("TRIGGER_ON_HIGH\n");
#if SOC_TOUCH_SENSOR_NUM > 0
else if((*button)->triggerType==PushButton::TRIGGER_ON_TOUCH)
Serial.printf("TRIGGER_ON_TOUCH\n");
#endif
else
Serial.printf("USER-DEFINED\n");
if((void(*)(int,int))((*svc)->*(&SpanService::button))==(void(*)(int,int))(&SpanService::button))
Serial.printf(" *** WARNING #%d! No button() method defined in this Service ***\n",++nWarnings);
}
}
} // Services
if(!foundInfo)
Serial.printf(" *** ERROR #%d! Required 'AccessoryInformation' Service not found ***\n",++nErrors);
} // Accessories
Serial.printf("\nConfigured as Bridge: %s\n",isBridge?"YES":"NO");
if(hapConfig.configNumber>0)
Serial.printf("Configuration Number: %d\n",hapConfig.configNumber);
Serial.printf("\nDatabase Validation: Warnings=%d, Errors=%d\n\n",nWarnings,nErrors);
char d[]="------------------------------";
Serial.printf("%-30s %8s %10s %s %s %s %s %s\n","Service","UUID","AID","IID","Update","Loop","Button","Linked Services");
Serial.printf("%.30s %.8s %.10s %.3s %.6s %.4s %.6s %.15s\n",d,d,d,d,d,d,d,d);
for(int i=0;i<Accessories.size();i++){ // identify all services with over-ridden loop() methods
for(int j=0;j<Accessories[i]->Services.size();j++){
SpanService *s=Accessories[i]->Services[j];
Serial.printf("%-30s %8.8s %10u %3d %6s %4s %6s ",s->hapName,s->type,Accessories[i]->aid,s->iid,
(void(*)())(s->*(&SpanService::update))!=(void(*)())(&SpanService::update)?"YES":"NO",
(void(*)())(s->*(&SpanService::loop))!=(void(*)())(&SpanService::loop)?"YES":"NO",
(void(*)(int,boolean))(s->*(&SpanService::button))!=(void(*)(int,boolean))(&SpanService::button)?"YES":"NO"
);
if(s->linkedServices.empty())
Serial.print("-");
for(int k=0;k<s->linkedServices.size();k++){
Serial.print(s->linkedServices[k]->iid);
if(k<s->linkedServices.size()-1)
Serial.print(",");
}
Serial.print("\n");
}
}
if(SpanPoint::SpanPoints.size()>0){
uint8_t channel;
wifi_second_chan_t channel2;
esp_wifi_get_channel(&channel,&channel2);
Serial.printf("\nFound %d SpanPoint Links:\n\n",SpanPoint::SpanPoints.size());
Serial.printf("%-17s %18s %7s %7s %7s\n","Local MAC Address","Remote MAC Address","Send","Receive","Depth");
Serial.printf("%.17s %.18s %.7s %.7s %.7s\n",d,d,d,d,d);
for(auto it=SpanPoint::SpanPoints.begin();it!=SpanPoint::SpanPoints.end();it++)
Serial.printf("%-18s %02X:%02X:%02X:%02X:%02X:%02X %7d %7d %7d\n",(*it)->peerInfo.ifidx==WIFI_IF_AP?WiFi.softAPmacAddress().c_str():WiFi.macAddress().c_str(),
(*it)->peerInfo.peer_addr[0],(*it)->peerInfo.peer_addr[1],(*it)->peerInfo.peer_addr[2],(*it)->peerInfo.peer_addr[3],(*it)->peerInfo.peer_addr[4],(*it)->peerInfo.peer_addr[5],
(*it)->sendSize,(*it)->receiveSize,uxQueueSpacesAvailable((*it)->receiveQueue));
Serial.printf("\nSpanPoint using WiFi Channel %d%s\n",channel,WiFi.status()!=WL_CONNECTED?" (subject to change once WiFi connection established)":"");
}
Serial.print("\n*** End Info ***\n\n");
}
break;
case '?': {
Serial.print("\n*** HomeSpan Commands ***\n\n");
Serial.print(" s - print connection status\n");
Serial.print(" i - print summary information about the HAP Database\n");
Serial.print(" d - print the full HAP Accessory Attributes Database in JSON format\n");
Serial.print(" m - print free heap memory\n");
Serial.print("\n");
Serial.print(" W - configure WiFi Credentials and restart\n");
Serial.print(" X - delete WiFi Credentials and restart\n");
Serial.print(" S <code> - change the HomeKit Pairing Setup Code to <code>\n");
Serial.print(" Q <id> - change the HomeKit Setup ID for QR Codes to <id>\n");
Serial.print(" O - change the OTA password\n");
Serial.print(" A - start the HomeSpan Setup Access Point\n");
Serial.print("\n");
Serial.print(" V - delete value settings for all saved Characteristics\n");
Serial.print(" U - unpair device by deleting all Controller data\n");
Serial.print(" H - delete HomeKit Device ID as well as all Controller data and restart\n");
Serial.print("\n");
Serial.print(" R - restart device\n");
Serial.print(" F - factory reset and restart\n");
Serial.print(" E - erase ALL stored data and restart\n");
Serial.print("\n");
Serial.print(" L <level> - change the Log Level setting to <level>\n");
Serial.print("\n");
for(auto uCom=homeSpan.UserCommands.begin(); uCom!=homeSpan.UserCommands.end(); uCom++) // loop over all UserCommands using an iterator
Serial.printf(" @%c %s\n",uCom->first,uCom->second->s);
if(!homeSpan.UserCommands.empty())
Serial.print("\n");
Serial.print(" ? - print this list of commands\n\n");
Serial.print("*** End Commands ***\n\n");
}
break;
case '@':{
auto uCom=UserCommands.find(c[1]);
if(uCom!=UserCommands.end()){
if(uCom->second->userFunction1)
uCom->second->userFunction1(c+1);
else
uCom->second->userFunction2(c+1,uCom->second->userArg);
} else {
Serial.print("*** Undefined user command: '");
Serial.print(c);
Serial.print("'. Type '?' for list of commands.\n");
}
}
break;
default:
Serial.print("*** Unknown command: '");
Serial.print(c);
Serial.print("'. Type '?' for list of commands.\n");
break;
} // switch
}
///////////////////////////////
void Span::resetStatus(){
if(strlen(network.wifiData.ssid)==0)
STATUS_UPDATE(start(LED_WIFI_NEEDED),HS_WIFI_NEEDED)
else if(WiFi.status()!=WL_CONNECTED)
STATUS_UPDATE(start(LED_WIFI_CONNECTING),HS_WIFI_CONNECTING)
else if(!HAPClient::nAdminControllers())
STATUS_UPDATE(start(LED_PAIRING_NEEDED),HS_PAIRING_NEEDED)
else
STATUS_UPDATE(on(),HS_PAIRED)
}
///////////////////////////////
void Span::reboot(){
STATUS_UPDATE(off(),HS_REBOOTING)
delay(1000);
ESP.restart();
}
///////////////////////////////
const char* Span::statusString(HS_STATUS s){
switch(s){
case HS_WIFI_NEEDED: return("WiFi Credentials Needed");
case HS_WIFI_CONNECTING: return("WiFi Connecting");
case HS_PAIRING_NEEDED: return("Device not yet Paired");
case HS_PAIRED: return("Device Paired");
case HS_ENTERING_CONFIG_MODE: return("Entering Command Mode");
case HS_CONFIG_MODE_EXIT: return("1. Exit Command Mode");
case HS_CONFIG_MODE_REBOOT: return("2. Reboot Device");
case HS_CONFIG_MODE_LAUNCH_AP: return("3. Launch Access Point");
case HS_CONFIG_MODE_UNPAIR: return("4. Unpair Device");
case HS_CONFIG_MODE_ERASE_WIFI: return("5. Erase WiFi Credentials");
case HS_CONFIG_MODE_EXIT_SELECTED: return("Exiting Command Mode...");
case HS_CONFIG_MODE_REBOOT_SELECTED: return("Rebooting Device...");
case HS_CONFIG_MODE_LAUNCH_AP_SELECTED: return("Launching Access Point...");
case HS_CONFIG_MODE_UNPAIR_SELECTED: return("Unpairing Device...");
case HS_CONFIG_MODE_ERASE_WIFI_SELECTED: return("Erasing WiFi Credentials...");
case HS_REBOOTING: return("REBOOTING!");
case HS_FACTORY_RESET: return("Performing Factory Reset...");
case HS_AP_STARTED: return("Access Point Started");
case HS_AP_CONNECTED: return("Access Point Connected");
case HS_AP_TERMINATED: return("Access Point Terminated");
case HS_OTA_STARTED: return("OTA Update Started");
default: return("Unknown");
}
}
///////////////////////////////
void Span::setWifiCredentials(const char *ssid, const char *pwd){
sprintf(network.wifiData.ssid,"%.*s",MAX_SSID,ssid);
sprintf(network.wifiData.pwd,"%.*s",MAX_PWD,pwd);
if(wifiNVS){ // is begin() already called and wifiNVS is open
nvs_set_blob(wifiNVS,"WIFIDATA",&network.wifiData,sizeof(network.wifiData)); // update data
nvs_commit(wifiNVS); // commit to NVS
}
}
///////////////////////////////
int Span::sprintfAttributes(char *cBuf, int flags){
int nBytes=0;
nBytes+=snprintf(cBuf,cBuf?64:0,"{\"accessories\":[");
for(int i=0;i<Accessories.size();i++){
nBytes+=Accessories[i]->sprintfAttributes(cBuf?(cBuf+nBytes):NULL,flags);
if(i+1<Accessories.size())
nBytes+=snprintf(cBuf?(cBuf+nBytes):NULL,cBuf?64:0,",");
}
nBytes+=snprintf(cBuf?(cBuf+nBytes):NULL,cBuf?64:0,"]}");
return(nBytes);
}
///////////////////////////////
void Span::prettyPrint(char *buf, int nsp){
int s=strlen(buf);
int indent=0;
for(int i=0;i<s;i++){
switch(buf[i]){
case '{':
case '[':
Serial.print(buf[i]);
Serial.print("\n");
indent+=nsp;
for(int j=0;j<indent;j++)
Serial.print(" ");
break;
case '}':
case ']':
Serial.print("\n");
indent-=nsp;
for(int j=0;j<indent;j++)
Serial.print(" ");
Serial.print(buf[i]);
break;
case ',':
Serial.print(buf[i]);
Serial.print("\n");
for(int j=0;j<indent;j++)
Serial.print(" ");
break;
default:
Serial.print(buf[i]);
} // switch
} // loop over all characters
Serial.print("\n");
} // prettyPrint
///////////////////////////
boolean Span::deleteAccessory(uint32_t n){
auto it=homeSpan.Accessories.begin();
for(;it!=homeSpan.Accessories.end() && (*it)->aid!=n; it++);
if(it==homeSpan.Accessories.end())
return(false);
delete *it;
return(true);
}
///////////////////////////////
SpanCharacteristic *Span::find(uint32_t aid, int iid){
int index=-1;
for(int i=0;i<Accessories.size();i++){ // loop over all Accessories to find aid
if(Accessories[i]->aid==aid){ // if match, save index into Accessories array
index=i;
break;
}
}
if(index<0) // fail if no match on aid
return(NULL);
for(int i=0;i<Accessories[index]->Services.size();i++){ // loop over all Services in this Accessory
for(int j=0;j<Accessories[index]->Services[i]->Characteristics.size();j++){ // loop over all Characteristics in this Service
if(iid == Accessories[index]->Services[i]->Characteristics[j]->iid) // if matching iid
return(Accessories[index]->Services[i]->Characteristics[j]); // return pointer to Characteristic
}
}
return(NULL); // fail if no match on iid
}
///////////////////////////////
int Span::countCharacteristics(char *buf){
int nObj=0;
const char tag[]="\"aid\"";
while((buf=strstr(buf,tag))){ // count number of characteristic objects in PUT JSON request
nObj++;
buf+=strlen(tag);
}
return(nObj);
}
///////////////////////////////
int Span::updateCharacteristics(char *buf, SpanBuf *pObj){
int nObj=0;
char *p1;
int cFound=0;
boolean twFail=false;
while(char *t1=strtok_r(buf,"{",&p1)){ // parse 'buf' and extract objects into 'pObj' unless NULL
buf=NULL;
char *p2;
int okay=0;
while(char *t2=strtok_r(t1,"}[]:, \"\t\n\r",&p2)){
if(!cFound){ // first token found
if(strcmp(t2,"characteristics")){
Serial.print("\n*** ERROR: Problems parsing JSON - initial \"characteristics\" tag not found\n\n");
return(0);
}
cFound=1;
break;
}
t1=NULL;
char *t3;
if(!strcmp(t2,"aid") && (t3=strtok_r(t1,"}[]:, \"\t\n\r",&p2))){
sscanf(t3,"%u",&pObj[nObj].aid);
okay|=1;
} else
if(!strcmp(t2,"iid") && (t3=strtok_r(t1,"}[]:, \"\t\n\r",&p2))){
pObj[nObj].iid=atoi(t3);
okay|=2;
} else
if(!strcmp(t2,"value") && (t3=strtok_r(t1,"}[]:,\"",&p2))){
pObj[nObj].val=t3;
okay|=4;
} else
if(!strcmp(t2,"ev") && (t3=strtok_r(t1,"}[]:, \"\t\n\r",&p2))){
pObj[nObj].ev=t3;
okay|=8;
} else
if(!strcmp(t2,"pid") && (t3=strtok_r(t1,"}[]:, \"\t\n\r",&p2))){
uint64_t pid=strtoull(t3,NULL,0);
if(!TimedWrites.count(pid)){
Serial.print("\n*** ERROR: Timed Write PID not found\n\n");
twFail=true;
} else
if(millis()>TimedWrites[pid]){
Serial.print("\n*** ERROR: Timed Write Expired\n\n");
twFail=true;
}
} else {
Serial.print("\n*** ERROR: Problems parsing JSON characteristics object - unexpected property \"");
Serial.print(t2);
Serial.print("\"\n\n");
return(0);
}
} // parse property tokens
if(!t1){ // at least one token was found that was not initial "characteristics"
if(okay==7 || okay==11 || okay==15){ // all required properties found
nObj++; // increment number of characteristic objects found
} else {
Serial.print("\n*** ERROR: Problems parsing JSON characteristics object - missing required properties\n\n");
return(0);
}
}
} // parse objects
snapTime=millis(); // timestamp for this series of updates, assigned to each characteristic in loadUpdate()
for(int i=0;i<nObj;i++){ // PASS 1: loop over all objects, identify characteristics, and initialize update for those found
if(twFail){ // this is a timed-write request that has either expired or for which there was no PID
pObj[i].status=StatusCode::InvalidValue; // set error for all characteristics
} else {
pObj[i].characteristic = find(pObj[i].aid,pObj[i].iid); // find characteristic with matching aid/iid and store pointer
if(pObj[i].characteristic) // if found, initialize characterstic update with new val/ev
pObj[i].status=pObj[i].characteristic->loadUpdate(pObj[i].val,pObj[i].ev); // save status code, which is either an error, or TBD (in which case isUpdated for the characteristic has been set to true)
else
pObj[i].status=StatusCode::UnknownResource; // if not found, set HAP error
}
} // first pass
for(int i=0;i<nObj;i++){ // PASS 2: loop again over all objects
if(pObj[i].status==StatusCode::TBD){ // if object status still TBD
StatusCode status=pObj[i].characteristic->service->update()?StatusCode::OK:StatusCode::Unable; // update service and save statusCode as OK or Unable depending on whether return is true or false
for(int j=i;j<nObj;j++){ // loop over this object plus any remaining objects to update values and save status for any other characteristics in this service
if(pObj[j].characteristic->service==pObj[i].characteristic->service){ // if service of this characteristic matches service that was updated
pObj[j].status=status; // save statusCode for this object
LOG1("Updating aid=");
LOG1(pObj[j].characteristic->aid);
LOG1(" iid=");
LOG1(pObj[j].characteristic->iid);
if(status==StatusCode::OK){ // if status is okay
pObj[j].characteristic->uvSet(pObj[j].characteristic->value,pObj[j].characteristic->newValue); // update characteristic value with new value
if(pObj[j].characteristic->nvsKey){ // if storage key found
if(pObj[j].characteristic->format!=FORMAT::STRING && pObj[j].characteristic->format!=FORMAT::DATA)
nvs_set_blob(charNVS,pObj[j].characteristic->nvsKey,&(pObj[j].characteristic->value),sizeof(pObj[j].characteristic->value)); // store data
else
nvs_set_str(charNVS,pObj[j].characteristic->nvsKey,pObj[j].characteristic->value.STRING); // store data
nvs_commit(charNVS);
}
LOG1(" (okay)\n");
} else { // if status not okay
pObj[j].characteristic->uvSet(pObj[j].characteristic->newValue,pObj[j].characteristic->value); // replace characteristic new value with original value
LOG1(" (failed)\n");
}
pObj[j].characteristic->isUpdated=false; // reset isUpdated flag for characteristic
}
}
} // object had TBD status
} // loop over all objects
return(1);
}
///////////////////////////////
void Span::clearNotify(int slotNum){
for(int i=0;i<Accessories.size();i++){
for(int j=0;j<Accessories[i]->Services.size();j++){
for(int k=0;k<Accessories[i]->Services[j]->Characteristics.size();k++){
Accessories[i]->Services[j]->Characteristics[k]->ev[slotNum]=false;
}
}
}
}
///////////////////////////////
int Span::sprintfNotify(SpanBuf *pObj, int nObj, char *cBuf, int conNum){
int nChars=0;
boolean notifyFlag=false;
nChars+=snprintf(cBuf,cBuf?64:0,"{\"characteristics\":[");
for(int i=0;i<nObj;i++){ // loop over all objects
if(pObj[i].status==StatusCode::OK && pObj[i].val){ // characteristic was successfully updated with a new value (i.e. not just an EV request)
if(pObj[i].characteristic->ev[conNum]){ // if notifications requested for this characteristic by specified connection number
if(notifyFlag) // already printed at least one other characteristic
nChars+=snprintf(cBuf?(cBuf+nChars):NULL,cBuf?64:0,","); // add preceeding comma before printing next characteristic
nChars+=pObj[i].characteristic->sprintfAttributes(cBuf?(cBuf+nChars):NULL,GET_VALUE|GET_AID|GET_NV); // get JSON attributes for characteristic
notifyFlag=true;
} // notification requested
} // characteristic updated
} // loop over all objects
nChars+=snprintf(cBuf?(cBuf+nChars):NULL,cBuf?64:0,"]}");
return(notifyFlag?nChars:0); // if notifyFlag is not set, return 0, else return number of characters printed to cBuf
}
///////////////////////////////
int Span::sprintfAttributes(SpanBuf *pObj, int nObj, char *cBuf){
int nChars=0;
nChars+=snprintf(cBuf,cBuf?64:0,"{\"characteristics\":[");
for(int i=0;i<nObj;i++){
nChars+=snprintf(cBuf?(cBuf+nChars):NULL,cBuf?128:0,"{\"aid\":%u,\"iid\":%d,\"status\":%d}",pObj[i].aid,pObj[i].iid,(int)pObj[i].status);
if(i+1<nObj)
nChars+=snprintf(cBuf?(cBuf+nChars):NULL,cBuf?64:0,",");
}
nChars+=snprintf(cBuf?(cBuf+nChars):NULL,cBuf?64:0,"]}");
return(nChars);
}
///////////////////////////////
int Span::sprintfAttributes(char **ids, int numIDs, int flags, char *cBuf){
int nChars=0;
uint32_t aid;
int iid;
SpanCharacteristic *Characteristics[numIDs];
StatusCode status[numIDs];
boolean sFlag=false;
for(int i=0;i<numIDs;i++){ // PASS 1: loop over all ids requested to check status codes - only errors are if characteristic not found, or not readable
sscanf(ids[i],"%u.%d",&aid,&iid); // parse aid and iid
Characteristics[i]=find(aid,iid); // find matching chararacteristic
if(Characteristics[i]){ // if found
if(Characteristics[i]->perms&PERMS::PR){ // if permissions allow reading
status[i]=StatusCode::OK; // always set status to OK (since no actual reading of device is needed)
} else {
Characteristics[i]=NULL;
status[i]=StatusCode::WriteOnly;
sFlag=true; // set flag indicating there was an error
}
} else {
status[i]=StatusCode::UnknownResource;
sFlag=true; // set flag indicating there was an error
}
}
nChars+=snprintf(cBuf,cBuf?64:0,"{\"characteristics\":[");
for(int i=0;i<numIDs;i++){ // PASS 2: loop over all ids requested and create JSON for each (with or without status code base on sFlag set above)
if(Characteristics[i]) // if found
nChars+=Characteristics[i]->sprintfAttributes(cBuf?(cBuf+nChars):NULL,flags); // get JSON attributes for characteristic
else{
sscanf(ids[i],"%u.%d",&aid,&iid); // parse aid and iid
nChars+=snprintf(cBuf?(cBuf+nChars):NULL,cBuf?64:0,"{\"iid\":%d,\"aid\":%u}",iid,aid); // else create JSON attributes based on requested aid/iid
}
if(sFlag){ // status flag is needed - overlay at end
nChars--;
nChars+=snprintf(cBuf?(cBuf+nChars):NULL,cBuf?64:0,",\"status\":%d}",(int)status[i]);
}
if(i+1<numIDs)
nChars+=snprintf(cBuf?(cBuf+nChars):NULL,cBuf?64:0,",");
}
nChars+=snprintf(cBuf?(cBuf+nChars):NULL,cBuf?64:0,"]}");
return(nChars);
}
///////////////////////////////
boolean Span::updateDatabase(boolean updateMDNS){
uint8_t tHash[48];
TempBuffer <char> tBuf(sprintfAttributes(NULL,GET_META|GET_PERMS|GET_TYPE|GET_DESC)+1);
sprintfAttributes(tBuf.buf,GET_META|GET_PERMS|GET_TYPE|GET_DESC);
mbedtls_sha512_ret((uint8_t *)tBuf.buf,tBuf.len(),tHash,1); // create SHA-384 hash of JSON (can be any hash - just looking for a unique key)
boolean changed=false;
if(memcmp(tHash,hapConfig.hashCode,48)){ // if hash code of current HAP database does not match stored hash code
memcpy(hapConfig.hashCode,tHash,48); // update stored hash code
hapConfig.configNumber++; // increment configuration number
if(hapConfig.configNumber==65536) // reached max value
hapConfig.configNumber=1; // reset to 1
nvs_set_blob(HAPClient::hapNVS,"HAPHASH",&hapConfig,sizeof(hapConfig)); // update data
nvs_commit(HAPClient::hapNVS); // commit to NVS
changed=true;
if(updateMDNS){
char cNum[16];
sprintf(cNum,"%d",hapConfig.configNumber);
mdns_service_txt_item_set("_hap","_tcp","c#",cNum);
}
}
Loops.clear();
for(auto acc=Accessories.begin(); acc!=Accessories.end(); acc++){ // identify all services with over-ridden loop() methods
for(auto svc=(*acc)->Services.begin(); svc!=(*acc)->Services.end(); svc++){
if((void(*)())((*svc)->*(&SpanService::loop)) != (void(*)())(&SpanService::loop)) // save pointers to services in Loops vector
homeSpan.Loops.push_back((*svc));
}
}
return(changed);
}
///////////////////////////////
// SpanAccessory //
///////////////////////////////
SpanAccessory::SpanAccessory(uint32_t aid){
if(!homeSpan.Accessories.empty()){
if(homeSpan.Accessories.size()==HAPClient::MAX_ACCESSORIES){
Serial.print("\n\n*** FATAL ERROR: Can't create more than ");
Serial.print(HAPClient::MAX_ACCESSORIES);
Serial.print(" Accessories. Program Halting.\n\n");
while(1);
}
this->aid=homeSpan.Accessories.back()->aid+1;
} else {
this->aid=1;
}
homeSpan.Accessories.push_back(this);
if(aid>0){ // override with user-specified aid
this->aid=aid;
}
}
///////////////////////////////
SpanAccessory::~SpanAccessory(){
while(Services.rbegin()!=Services.rend()) // delete all Services in this Accessory
delete *Services.rbegin();
auto acc=homeSpan.Accessories.begin(); // find Accessory in homeSpan vector and erase entry
while((*acc)!=this)
acc++;
homeSpan.Accessories.erase(acc);
LOG1("Deleted Accessory AID=%d\n",aid);
}
///////////////////////////////
int SpanAccessory::sprintfAttributes(char *cBuf, int flags){
int nBytes=0;
nBytes+=snprintf(cBuf,cBuf?64:0,"{\"aid\":%u,\"services\":[",aid);
for(int i=0;i<Services.size();i++){
nBytes+=Services[i]->sprintfAttributes(cBuf?(cBuf+nBytes):NULL,flags);
if(i+1<Services.size())
nBytes+=snprintf(cBuf?(cBuf+nBytes):NULL,cBuf?64:0,",");
}
nBytes+=snprintf(cBuf?(cBuf+nBytes):NULL,cBuf?64:0,"]}");
return(nBytes);
}
///////////////////////////////
// SpanService //
///////////////////////////////
SpanService::SpanService(const char *type, const char *hapName, boolean isCustom){
if(homeSpan.Accessories.empty()){
Serial.printf("\nFATAL ERROR! Can't create new Service '%s' without a defined Accessory ***\n",hapName);
Serial.printf("\n=== PROGRAM HALTED ===");
while(1);
}
this->type=type;
this->hapName=hapName;
this->isCustom=isCustom;
homeSpan.Accessories.back()->Services.push_back(this);
accessory=homeSpan.Accessories.back();
iid=++(homeSpan.Accessories.back()->iidCount);
}
///////////////////////////////
SpanService::~SpanService(){
while(Characteristics.rbegin()!=Characteristics.rend()) // delete all Characteristics in this Service
delete *Characteristics.rbegin();
auto svc=accessory->Services.begin(); // find Service in containing Accessory vector and erase entry
while((*svc)!=this)
svc++;
accessory->Services.erase(svc);
for(svc=homeSpan.Loops.begin(); svc!=homeSpan.Loops.end() && (*svc)!=this; svc++); // search for entry in Loop vector...
if(svc!=homeSpan.Loops.end()){ // ...if it exists, erase it
homeSpan.Loops.erase(svc);
LOG1("Deleted Loop Entry\n");
}
auto pb=homeSpan.PushButtons.begin(); // loop through PushButton vector and delete ALL PushButtons associated with this Service
while(pb!=homeSpan.PushButtons.end()){
if((*pb)->service==this){
pb=homeSpan.PushButtons.erase(pb);
LOG1("Deleted PushButton on Pin=%d\n",(*pb)->pin);
}
else {
pb++;
}
}
LOG1("Deleted Service AID=%d IID=%d\n",accessory->aid,iid);
}
///////////////////////////////
SpanService *SpanService::setPrimary(){
primary=true;
return(this);
}
///////////////////////////////
SpanService *SpanService::setHidden(){
hidden=true;
return(this);
}
///////////////////////////////
SpanService *SpanService::addLink(SpanService *svc){
linkedServices.push_back(svc);
return(this);
}
///////////////////////////////
int SpanService::sprintfAttributes(char *cBuf, int flags){
int nBytes=0;
nBytes+=snprintf(cBuf,cBuf?64:0,"{\"iid\":%d,\"type\":\"%s\",",iid,type);
if(hidden)
nBytes+=snprintf(cBuf?(cBuf+nBytes):NULL,cBuf?64:0,"\"hidden\":true,");
if(primary)
nBytes+=snprintf(cBuf?(cBuf+nBytes):NULL,cBuf?64:0,"\"primary\":true,");
if(!linkedServices.empty()){
nBytes+=snprintf(cBuf?(cBuf+nBytes):NULL,cBuf?64:0,"\"linked\":[");
for(int i=0;i<linkedServices.size();i++){
nBytes+=snprintf(cBuf?(cBuf+nBytes):NULL,cBuf?64:0,"%d",linkedServices[i]->iid);
if(i+1<linkedServices.size())
nBytes+=snprintf(cBuf?(cBuf+nBytes):NULL,cBuf?64:0,",");
}
nBytes+=snprintf(cBuf?(cBuf+nBytes):NULL,cBuf?64:0,"],");
}
nBytes+=snprintf(cBuf?(cBuf+nBytes):NULL,cBuf?64:0,"\"characteristics\":[");
for(int i=0;i<Characteristics.size();i++){
nBytes+=Characteristics[i]->sprintfAttributes(cBuf?(cBuf+nBytes):NULL,flags);
if(i+1<Characteristics.size())
nBytes+=snprintf(cBuf?(cBuf+nBytes):NULL,cBuf?64:0,",");
}
nBytes+=snprintf(cBuf?(cBuf+nBytes):NULL,cBuf?64:0,"]}");
return(nBytes);
}
///////////////////////////////
// SpanCharacteristic //
///////////////////////////////
SpanCharacteristic::SpanCharacteristic(HapChar *hapChar, boolean isCustom){
type=hapChar->type;
perms=hapChar->perms;
hapName=hapChar->hapName;
format=hapChar->format;
staticRange=hapChar->staticRange;
this->isCustom=isCustom;
this->hapChar=hapChar;
if(homeSpan.Accessories.empty() || homeSpan.Accessories.back()->Services.empty()){
Serial.printf("\nFATAL ERROR! Can't create new Characteristic '%s' without a defined Service ***\n",hapName);
Serial.printf("\n=== PROGRAM HALTED ===");
while(1);
}
homeSpan.Accessories.back()->Services.back()->Characteristics.push_back(this);
iid=++(homeSpan.Accessories.back()->iidCount);
service=homeSpan.Accessories.back()->Services.back();
aid=homeSpan.Accessories.back()->aid;
ev=(boolean *)calloc(homeSpan.maxConnections,sizeof(boolean));
}
///////////////////////////////
SpanCharacteristic::~SpanCharacteristic(){
auto chr=service->Characteristics.begin(); // find Characteristic in containing Service vector and erase entry
while((*chr)!=this)
chr++;
service->Characteristics.erase(chr);
free(ev);
free(desc);
free(unit);
free(validValues);
free(nvsKey);
if(format==FORMAT::STRING || format==FORMAT::DATA){
free(value.STRING);
free(newValue.STRING);
}
LOG1("Deleted Characteristic AID=%d IID=%d\n",aid,iid);
}
///////////////////////////////
int SpanCharacteristic::sprintfAttributes(char *cBuf, int flags){
int nBytes=0;
const char permCodes[][7]={"pr","pw","ev","aa","tw","hd","wr"};
const char formatCodes[][9]={"bool","uint8","uint16","uint32","uint64","int","float","string","data"};
nBytes+=snprintf(cBuf,cBuf?64:0,"{\"iid\":%d",iid);
if(flags&GET_TYPE)
nBytes+=snprintf(cBuf?(cBuf+nBytes):NULL,cBuf?64:0,",\"type\":\"%s\"",type);
if((perms&PR) && (flags&GET_VALUE)){
if(perms&NV && !(flags&GET_NV))
nBytes+=snprintf(cBuf?(cBuf+nBytes):NULL,cBuf?64:0,",\"value\":null");
else
nBytes+=snprintf(cBuf?(cBuf+nBytes):NULL,cBuf?64:0,",\"value\":%s",uvPrint(value).c_str());
}
if(flags&GET_META){
nBytes+=snprintf(cBuf?(cBuf+nBytes):NULL,cBuf?64:0,",\"format\":\"%s\"",formatCodes[format]);
if(customRange && (flags&GET_META)){
nBytes+=snprintf(cBuf?(cBuf+nBytes):NULL,cBuf?128:0,",\"minValue\":%s,\"maxValue\":%s",uvPrint(minValue).c_str(),uvPrint(maxValue).c_str());
if(uvGet<float>(stepValue)>0)
nBytes+=snprintf(cBuf?(cBuf+nBytes):NULL,cBuf?128:0,",\"minStep\":%s",uvPrint(stepValue).c_str());
}
if(unit){
if(strlen(unit)>0)
nBytes+=snprintf(cBuf?(cBuf+nBytes):NULL,cBuf?128:0,",\"unit\":\"%s\"",unit);
else
nBytes+=snprintf(cBuf?(cBuf+nBytes):NULL,cBuf?128:0,",\"unit\":null");
}
if(validValues){
nBytes+=snprintf(cBuf?(cBuf+nBytes):NULL,cBuf?128:0,",\"valid-values\":%s",validValues);
}
}
if(desc && (flags&GET_DESC)){
nBytes+=snprintf(cBuf?(cBuf+nBytes):NULL,cBuf?128:0,",\"description\":\"%s\"",desc);
}
if(flags&GET_PERMS){
nBytes+=snprintf(cBuf?(cBuf+nBytes):NULL,cBuf?64:0,",\"perms\":[");
for(int i=0;i<7;i++){
if(perms&(1<<i)){
nBytes+=snprintf(cBuf?(cBuf+nBytes):NULL,cBuf?64:0,"\"%s\"",permCodes[i]);
if(perms>=(1<<(i+1)))
nBytes+=snprintf(cBuf?(cBuf+nBytes):NULL,cBuf?64:0,",");
}
}
nBytes+=snprintf(cBuf?(cBuf+nBytes):NULL,cBuf?64:0,"]");
}
if(flags&GET_AID)
nBytes+=snprintf(cBuf?(cBuf+nBytes):NULL,cBuf?64:0,",\"aid\":%u",aid);
if(flags&GET_EV)
nBytes+=snprintf(cBuf?(cBuf+nBytes):NULL,cBuf?64:0,",\"ev\":%s",ev[HAPClient::conNum]?"true":"false");
nBytes+=snprintf(cBuf?(cBuf+nBytes):NULL,cBuf?64:0,"}");
return(nBytes);
}
///////////////////////////////
StatusCode SpanCharacteristic::loadUpdate(char *val, char *ev){
if(ev){ // request for notification
boolean evFlag;
if(!strcmp(ev,"0") || !strcmp(ev,"false"))
evFlag=false;
else if(!strcmp(ev,"1") || !strcmp(ev,"true"))
evFlag=true;
else
return(StatusCode::InvalidValue);
if(evFlag && !(perms&EV)) // notification is not supported for characteristic
return(StatusCode::NotifyNotAllowed);
LOG1("Notification Request for aid=");
LOG1(aid);
LOG1(" iid=");
LOG1(iid);
LOG1(": ");
LOG1(evFlag?"true":"false");
LOG1("\n");
this->ev[HAPClient::conNum]=evFlag;
}
if(!val) // no request to update value
return(StatusCode::OK);
if(!(perms&PW)) // cannot write to read only characteristic
return(StatusCode::ReadOnly);
switch(format){
case BOOL:
if(!strcmp(val,"0") || !strcmp(val,"false"))
newValue.BOOL=false;
else if(!strcmp(val,"1") || !strcmp(val,"true"))
newValue.BOOL=true;
else
return(StatusCode::InvalidValue);
break;
case INT:
if(!strcmp(val,"false"))
newValue.INT=0;
else if(!strcmp(val,"true"))
newValue.INT=1;
else if(!sscanf(val,"%d",&newValue.INT))
return(StatusCode::InvalidValue);
break;
case UINT8:
if(!strcmp(val,"false"))
newValue.UINT8=0;
else if(!strcmp(val,"true"))
newValue.UINT8=1;
else if(!sscanf(val,"%hhu",&newValue.UINT8))
return(StatusCode::InvalidValue);
break;
case UINT16:
if(!strcmp(val,"false"))
newValue.UINT16=0;
else if(!strcmp(val,"true"))
newValue.UINT16=1;
else if(!sscanf(val,"%hu",&newValue.UINT16))
return(StatusCode::InvalidValue);
break;
case UINT32:
if(!strcmp(val,"false"))
newValue.UINT32=0;
else if(!strcmp(val,"true"))
newValue.UINT32=1;
else if(!sscanf(val,"%u",&newValue.UINT32))
return(StatusCode::InvalidValue);
break;
case UINT64:
if(!strcmp(val,"false"))
newValue.UINT64=0;
else if(!strcmp(val,"true"))
newValue.UINT64=1;
else if(!sscanf(val,"%llu",&newValue.UINT64))
return(StatusCode::InvalidValue);
break;
case FLOAT:
if(!sscanf(val,"%lg",&newValue.FLOAT))
return(StatusCode::InvalidValue);
break;
case STRING:
uvSet(newValue,(const char *)val);
break;
default:
break;
} // switch
isUpdated=true;
updateTime=homeSpan.snapTime;
return(StatusCode::TBD);
}
///////////////////////////////
unsigned long SpanCharacteristic::timeVal(){
return(homeSpan.snapTime-updateTime);
}
///////////////////////////////
SpanCharacteristic *SpanCharacteristic::setValidValues(int n, ...){
if(format!=UINT8){
setValidValuesError=true;
return(this);
}
String s="[";
va_list vl;
va_start(vl,n);
for(int i=0;i<n;i++){
s+=(uint8_t)va_arg(vl,int);
if(i!=n-1)
s+=",";
}
va_end(vl);
s+="]";
validValues=(char *)realloc(validValues, strlen(s.c_str()) + 1);
strcpy(validValues,s.c_str());
return(this);
}
///////////////////////////////
// SpanRange //
///////////////////////////////
SpanRange::SpanRange(int min, int max, int step){
if(homeSpan.Accessories.empty() || homeSpan.Accessories.back()->Services.empty() || homeSpan.Accessories.back()->Services.back()->Characteristics.empty() ){
Serial.printf("\nFATAL ERROR! Can't create new SpanRange(%d,%d,%d) without a defined Characteristic ***\n",min,max,step);
Serial.printf("\n=== PROGRAM HALTED ===");
while(1);
} else {
homeSpan.Accessories.back()->Services.back()->Characteristics.back()->setRange(min,max,step);
}
}
///////////////////////////////
// SpanButton //
///////////////////////////////
SpanButton::SpanButton(int pin, uint16_t longTime, uint16_t singleTime, uint16_t doubleTime, triggerType_t triggerType) : PushButton(pin, triggerType){
if(homeSpan.Accessories.empty() || homeSpan.Accessories.back()->Services.empty()){
if(buttonType==BUTTON)
Serial.printf("\nFATAL ERROR! Can't create new SpanButton(%d,%u,%u,%u) without a defined Service ***\n",pin,longTime,singleTime,doubleTime);
else
Serial.printf("\nFATAL ERROR! Can't create new SpanToggle(%d,%u) without a defined Service ***\n",pin,longTime);
Serial.printf("\n=== PROGRAM HALTED ===");
while(1);
}
this->longTime=longTime;
this->singleTime=singleTime;
this->doubleTime=doubleTime;
service=homeSpan.Accessories.back()->Services.back();
homeSpan.PushButtons.push_back(this);
}
///////////////////////////////
void SpanButton::check(){
if( (buttonType==BUTTON && triggered(singleTime,longTime,doubleTime)) ||
(buttonType==TOGGLE && toggled(longTime)) ) // if the underlying PushButton is triggered/toggled
service->button(pin,type()); // call the Service's button() routine with pin and type as parameters
}
///////////////////////////////
// SpanUserCommand //
///////////////////////////////
SpanUserCommand::SpanUserCommand(char c, const char *s, void (*f)(const char *)){
this->s=s;
userFunction1=f;
homeSpan.UserCommands[c]=this;
}
///////////////////////////////
SpanUserCommand::SpanUserCommand(char c, const char *s, void (*f)(const char *, void *), void *arg){
this->s=s;
userFunction2=f;
userArg=arg;
homeSpan.UserCommands[c]=this;
}
///////////////////////////////
// SpanWebLog //
///////////////////////////////
void SpanWebLog::init(uint16_t maxEntries, const char *serv, const char *tz, const char *url){
isEnabled=true;
this->maxEntries=maxEntries;
timeServer=serv;
timeZone=tz;
statusURL="GET /" + String(url) + " ";
log = (log_t *)calloc(maxEntries,sizeof(log_t));
if(timeServer)
homeSpan.reserveSocketConnections(1);
}
///////////////////////////////
void SpanWebLog::initTime(){
if(!timeServer)
return;
Serial.printf("Acquiring Time from %s (%s). Waiting %d second(s) for response... ",timeServer,timeZone,waitTime/1000);
configTzTime(timeZone,timeServer);
struct tm timeinfo;
if(getLocalTime(&timeinfo,waitTime)){
strftime(bootTime,sizeof(bootTime),"%c",&timeinfo);
Serial.printf("%s\n\n",bootTime);
timeInit=true;
} else {
Serial.printf("Can't access Time Server - time-keeping not initialized!\n\n");
}
}
///////////////////////////////
void SpanWebLog::vLog(boolean sysMsg, const char *fmt, va_list ap){
char *buf;
vasprintf(&buf,fmt,ap);
if(sysMsg)
Serial.printf("%s\n",buf);
else if(homeSpan.logLevel>0)
Serial.printf("WEBLOG: %s\n",buf);
if(maxEntries>0){
int index=nEntries%maxEntries;
log[index].upTime=esp_timer_get_time();
if(timeInit)
getLocalTime(&log[index].clockTime,10);
else
log[index].clockTime.tm_year=0;
log[index].message=(char *)realloc(log[index].message, strlen(buf) + 1);
strcpy(log[index].message, buf);
log[index].clientIP=homeSpan.lastClientIP;
nEntries++;
}
free(buf);
}
///////////////////////////////
// SpanOTA //
///////////////////////////////
void SpanOTA::init(boolean _auth, boolean _safeLoad){
enabled=true;
safeLoad=_safeLoad;
auth=_auth;
homeSpan.reserveSocketConnections(1);
}
///////////////////////////////
void SpanOTA::start(){
Serial.printf("\n*** Current Partition: %s\n*** New Partition: %s\n*** OTA Starting..",
esp_ota_get_running_partition()->label,esp_ota_get_next_update_partition(NULL)->label);
otaPercent=0;
STATUS_UPDATE(start(LED_OTA_STARTED),HS_OTA_STARTED)
}
///////////////////////////////
void SpanOTA::end(){
nvs_set_u8(homeSpan.otaNVS,"OTA_REQUIRED",safeLoad);
nvs_commit(homeSpan.otaNVS);
Serial.printf(" DONE! Rebooting...\n");
homeSpan.reboot();
}
///////////////////////////////
void SpanOTA::progress(uint32_t progress, uint32_t total){
int percent=progress*100/total;
if(percent/10 != otaPercent/10){
otaPercent=percent;
Serial.printf("%d%%..",progress*100/total);
}
if(safeLoad && progress==total){
SpanPartition newSpanPartition;
esp_partition_read(esp_ota_get_next_update_partition(NULL), sizeof(esp_image_header_t) + sizeof(esp_image_segment_header_t) + sizeof(esp_app_desc_t), &newSpanPartition, sizeof(newSpanPartition));
Serial.printf("Checking for HomeSpan Magic Cookie: %s..",newSpanPartition.magicCookie);
if(strcmp(newSpanPartition.magicCookie,spanPartition.magicCookie))
Update.abort();
}
}
///////////////////////////////
void SpanOTA::error(ota_error_t err){
Serial.printf("*** OTA Error[%u]: ", err);
if (err == OTA_AUTH_ERROR) Serial.println("Auth Failed\n");
else if (err == OTA_BEGIN_ERROR) Serial.println("Begin Failed\n");
else if (err == OTA_CONNECT_ERROR) Serial.println("Connect Failed\n");
else if (err == OTA_RECEIVE_ERROR) Serial.println("Receive Failed\n");
else if (err == OTA_END_ERROR) Serial.println("End Failed\n");
}
///////////////////////////////
int SpanOTA::otaPercent;
boolean SpanOTA::safeLoad;
boolean SpanOTA::enabled=false;
boolean SpanOTA::auth;
///////////////////////////////
// SpanPoint //
///////////////////////////////
SpanPoint::SpanPoint(const char *macAddress, int sendSize, int receiveSize, int queueDepth, boolean useAPaddress){
if(sscanf(macAddress,"%hhx:%hhx:%hhx:%hhx:%hhx:%hhx",peerInfo.peer_addr,peerInfo.peer_addr+1,peerInfo.peer_addr+2,peerInfo.peer_addr+3,peerInfo.peer_addr+4,peerInfo.peer_addr+5)!=6){
Serial.printf("\nFATAL ERROR! Can't create new SpanPoint(\"%s\") - Invalid MAC Address ***\n",macAddress);
Serial.printf("\n=== PROGRAM HALTED ===");
while(1);
}
if(sendSize<0 || sendSize>200 || receiveSize<0 || receiveSize>200 || queueDepth<1 || (sendSize==0 && receiveSize==0)){
Serial.printf("\nFATAL ERROR! Can't create new SpanPoint(\"%s\",%d,%d,%d) - one or more invalid parameters ***\n",macAddress,sendSize,receiveSize,queueDepth);
Serial.printf("\n=== PROGRAM HALTED ===");
while(1);
}
this->sendSize=sendSize;
this->receiveSize=receiveSize;
if(receiveSize>0)
WiFi.mode(WIFI_AP_STA);
else if(WiFi.getMode()==WIFI_OFF)
WiFi.mode(WIFI_STA);
init(); // initialize SpanPoint
peerInfo.channel=0; // 0 = matches current WiFi channel
peerInfo.ifidx=useAPaddress?WIFI_IF_AP:WIFI_IF_STA; // specify interface as either STA or AP
peerInfo.encrypt=true; // turn on encryption for this peer
memcpy(peerInfo.lmk, lmk, 16); // set local key
esp_now_add_peer(&peerInfo); // add peer to ESP-NOW
if(receiveSize>0)
receiveQueue = xQueueCreate(queueDepth,receiveSize);
SpanPoints.push_back(this);
}
///////////////////////////////
void SpanPoint::init(const char *password){
if(initialized)
return;
if(WiFi.getMode()==WIFI_OFF)
WiFi.mode(WIFI_STA);
wifi_config_t conf; // make sure AP is hidden (if WIFI_AP_STA is used), since it is just a "dummy" AP to keep WiFi alive for ESP-NOW
esp_wifi_get_config(WIFI_IF_AP,&conf);
conf.ap.ssid_hidden=1;
esp_wifi_set_config(WIFI_IF_AP,&conf);
uint8_t hash[32];
mbedtls_sha256_ret((const unsigned char *)password,strlen(password),hash,0); // produce 256-bit bit hash from password
esp_now_init(); // initialize ESP-NOW
memcpy(lmk, hash, 16); // store first 16 bytes of hash for later use as local key
esp_now_set_pmk(hash+16); // set hash for primary key using last 16 bytes of hash
esp_now_register_recv_cb(dataReceived); // set callback for receiving data
esp_now_register_send_cb(dataSent); // set callback for sending data
statusQueue = xQueueCreate(1,sizeof(esp_now_send_status_t)); // create statusQueue even if not needed
setChannelMask(channelMask); // default channel mask at start-up uses channels 1-13
uint8_t channel;
if(!isHub){ // this is not a hub
nvs_flash_init(); // initialize NVS
nvs_open("POINT",NVS_READWRITE,&pointNVS); // open SpanPoint data namespace in NVS
if(!nvs_get_u8(pointNVS,"CHANNEL",&channel)){ // if channel found in NVS...
if(channelMask & (1<<channel)) // ... and if channel is allowed by channel mask
esp_wifi_set_channel(channel, WIFI_SECOND_CHAN_NONE); // set the WiFi channel
}
}
initialized=true;
}
///////////////////////////////
void SpanPoint::setChannelMask(uint16_t mask){
channelMask = mask & 0x3FFE;
if(isHub)
return;
uint8_t channel=0;
for(int i=1;i<=13 && channel==0;i++) // find first "allowed" channel based on mask
channel=(channelMask & (1<<i))?i:0;
if(channel==0){
Serial.printf("\nFATAL ERROR! SpanPoint::setChannelMask(0x%04X) - mask must allow for at least one channel ***\n",mask);
Serial.printf("\n=== PROGRAM HALTED ===");
while(1);
}
esp_wifi_set_channel(channel, WIFI_SECOND_CHAN_NONE);
}
///////////////////////////////
uint8_t SpanPoint::nextChannel(){
uint8_t channel;
wifi_second_chan_t channel2;
esp_wifi_get_channel(&channel,&channel2); // get current channel
if(isHub || channelMask==(1<<channel)) // do not change channel if device is either a hub, or channel mask does not allow for any other channels
return(channel);
do {
channel=(channel<13)?channel+1:1; // advance to next channel
} while(!(channelMask & (1<<channel))); // until we find next valid one
esp_wifi_set_channel(channel, WIFI_SECOND_CHAN_NONE); // set the WiFi channel
nvs_set_u8(pointNVS,"CHANNEL",channel);
nvs_commit(pointNVS);
return(channel);
}
///////////////////////////////
boolean SpanPoint::get(void *dataBuf){
if(receiveSize==0)
return(false);
return(xQueueReceive(receiveQueue, dataBuf, 0));
}
///////////////////////////////
boolean SpanPoint::send(const void *data){
if(sendSize==0)
return(false);
uint8_t channel;
wifi_second_chan_t channel2;
esp_wifi_get_channel(&channel,&channel2); // get current channel
uint8_t startingChannel=channel; // set starting channel to current channel
esp_now_send_status_t status = ESP_NOW_SEND_FAIL;
do {
for(int i=1;i<=3;i++){
LOG1("SpanPoint: Sending %d bytes to MAC Address %02X:%02X:%02X:%02X:%02X:%02X using channel %hhu...\n",
sendSize,peerInfo.peer_addr[0],peerInfo.peer_addr[1],peerInfo.peer_addr[2],peerInfo.peer_addr[3],peerInfo.peer_addr[4],peerInfo.peer_addr[5],channel);
esp_now_send(peerInfo.peer_addr, (uint8_t *) data, sendSize);
xQueueReceive(statusQueue, &status, pdMS_TO_TICKS(2000));
if(status==ESP_NOW_SEND_SUCCESS)
return(true);
delay(10);
}
channel=nextChannel();
} while(channel!=startingChannel);
return(false);
}
///////////////////////////////
void SpanPoint::dataReceived(const uint8_t *mac, const uint8_t *incomingData, int len){
auto it=SpanPoints.begin();
for(;it!=SpanPoints.end() && memcmp((*it)->peerInfo.peer_addr,mac,6)!=0; it++);
if(it==SpanPoints.end())
return;
if((*it)->receiveSize==0)
return;
if(len!=(*it)->receiveSize){
Serial.printf("SpanPoint Warning! %d bytes received from %02X:%02X:%02X:%02X:%02X:%02X does not match %d-byte queue size\n",len,mac[0],mac[1],mac[2],mac[3],mac[4],mac[5],(*it)->receiveSize);
return;
}
(*it)->receiveTime=millis(); // set time of receive
xQueueSend((*it)->receiveQueue, incomingData, 0); // send to queue - do not wait if queue is full and instead fail immediately since we need to return from this function ASAP
}
///////////////////////////////
uint8_t SpanPoint::lmk[16];
boolean SpanPoint::initialized=false;
boolean SpanPoint::isHub=false;
vector<SpanPoint *> SpanPoint::SpanPoints;
uint16_t SpanPoint::channelMask=0x3FFE;
QueueHandle_t SpanPoint::statusQueue;
nvs_handle SpanPoint::pointNVS;
///////////////////////////////
// MISC //
///////////////////////////////
void __attribute__((weak)) loop(){
}
///////////////////////////////
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