Jack Hansdampf / ESP8266WebserverGSOE

Library für ESP01 Webserver STM32F103RB Nucleo

Dependents:   Nucleo_dht11_Webserver WebServerGSOEWorkshopSlider WebServerGSOEWorkshopDynamisch WebServerGSOEWorkshopStatisch ... more

ESP8266Webserver.cpp@17:87c762acb8d0, 2021-06-22 (annotated)

Committer:
jack1930
Date:
Tue Jun 22 09:58:10 2021 +0000
Revision:
17:87c762acb8d0
Parent:
16:b09391fb73b4
Child:
19:e0bcbb2a3480
kleinere Bugs beseitigt

Who changed what in which revision?

UserRevisionLine numberNew contents of line
jack1930 13:ed5c59ed4ae5 1 #include "ESP8266Webserver.h"
jack1930 16:b09391fb73b4 2 //#include "string"
jack1930 13:ed5c59ed4ae5 3
jack1930 14:d17cfd8131b1 4 ESP8266Webserver::ESP8266Webserver()
jack1930 13:ed5c59ed4ae5 5 {
jack1930 17:87c762acb8d0 6 bool erg;
jack1930 13:ed5c59ed4ae5 7 //HAL_Delay(1000);
jack1930 13:ed5c59ed4ae5 8 hs_count=0;
jack1930 13:ed5c59ed4ae5 9 clientIdx=0;
jack1930 13:ed5c59ed4ae5 10 if (pDebug) printf("\nATCmdParser with ESP8266 example");
jack1930 13:ed5c59ed4ae5 11 port=Port;
jack1930 13:ed5c59ed4ae5 12
jack1930 13:ed5c59ed4ae5 13 dbg=pDebug;
jack1930 13:ed5c59ed4ae5 14 _serial = new BufferedSerial(tx,rx, ESP8266_DEFAULT_BAUD_RATE);
jack1930 13:ed5c59ed4ae5 15 _parser = new ATCmdParser(_serial, "\r\n");
jack1930 17:87c762acb8d0 16 _parser->debug_on(true);
jack1930 13:ed5c59ed4ae5 17
jack1930 17:87c762acb8d0 18 _parser->set_timeout(2000);
jack1930 13:ed5c59ed4ae5 19
jack1930 13:ed5c59ed4ae5 20 //AT
jack1930 13:ed5c59ed4ae5 21 if (pDebug) printf("\nATCmdParser: AT\r\n");
jack1930 13:ed5c59ed4ae5 22 _parser->send("AT");
jack1930 13:ed5c59ed4ae5 23
jack1930 13:ed5c59ed4ae5 24 if (_parser->recv("OK")) {
jack1930 13:ed5c59ed4ae5 25 if (pDebug) printf("\nAntw.: OK\r\n");
jack1930 13:ed5c59ed4ae5 26 } else {
jack1930 17:87c762acb8d0 27 printf("\nATCmdParser: AT OK failed\r\n");
jack1930 13:ed5c59ed4ae5 28 }
jack1930 15:e710f0431920 29
jack1930 15:e710f0431920 30 if (station==true)
jack1930 15:e710f0431920 31 {
jack1930 15:e710f0431920 32 listAPs();
jack1930 15:e710f0431920 33 printf("%s",ipadr);
jack1930 15:e710f0431920 34 }
jack1930 15:e710f0431920 35 else {
jack1930 15:e710f0431920 36 _parser->send("ATE0");
jack1930 15:e710f0431920 37 strcpy(ipadr,ip);
jack1930 13:ed5c59ed4ae5 38
jack1930 15:e710f0431920 39 if (pDebug) printf("\nATCmdParser: //AT+CWMODE=2 \r\n");
jack1930 17:87c762acb8d0 40
jack1930 15:e710f0431920 41 _parser->send("AT+CWMODE=2");
jack1930 17:87c762acb8d0 42 HAL_Delay(1000);
jack1930 15:e710f0431920 43
jack1930 15:e710f0431920 44 if (_parser->recv("OK")) {
jack1930 15:e710f0431920 45 if (pDebug) printf("\nAntw.: OK\r\n");
jack1930 15:e710f0431920 46 } else {
jack1930 17:87c762acb8d0 47 printf("\nATCmdParser: AT+CWMODE=2 OK failed\r\n");
jack1930 15:e710f0431920 48 }
jack1930 15:e710f0431920 49
jack1930 13:ed5c59ed4ae5 50 //AT+CWMODE?
jack1930 13:ed5c59ed4ae5 51 if (pDebug) printf("\nATCmdParser: //AT+CWMODE? \r\n");
jack1930 17:87c762acb8d0 52
jack1930 13:ed5c59ed4ae5 53 _parser->send("AT+CWMODE?");
jack1930 13:ed5c59ed4ae5 54
jack1930 13:ed5c59ed4ae5 55 if (_parser->recv("OK")) {
jack1930 13:ed5c59ed4ae5 56 if (pDebug) printf("\nAntw.: OK\r\n");
jack1930 13:ed5c59ed4ae5 57 } else {
jack1930 17:87c762acb8d0 58 printf("\nATCmdParser: AT+CWMODE? OK failed\r\n");
jack1930 13:ed5c59ed4ae5 59 }
jack1930 13:ed5c59ed4ae5 60
jack1930 17:87c762acb8d0 61
jack1930 17:87c762acb8d0 62 //AT+CIPAP="192.168.5.1","192.168.5.1","255.255.255.0"
jack1930 15:e710f0431920 63 if (pDebug) printf("\nATCmdParser: //AT+CIPAP=\"%s\",\"%s\",\"%s\" \r\n",ipad.c_str(),ipad.c_str(),netzmaske);
jack1930 17:87c762acb8d0 64 do
jack1930 17:87c762acb8d0 65 {
jack1930 17:87c762acb8d0 66 _parser->send("AT+CIPAP=\"%s\",\"%s\",\"%s\"",ipad.c_str(),ipad.c_str(),netzmaske);
jack1930 17:87c762acb8d0 67 erg=_parser->recv("OK");
jack1930 17:87c762acb8d0 68 if (erg==true) {
jack1930 17:87c762acb8d0 69 if (pDebug) printf("\nAntw.: OK\r\n");
jack1930 17:87c762acb8d0 70 } else {
jack1930 17:87c762acb8d0 71 printf("\nATCmdParser: AT+CIPAP OK failed\r\n");
jack1930 17:87c762acb8d0 72 HAL_Delay(1000);
jack1930 17:87c762acb8d0 73 }
jack1930 17:87c762acb8d0 74 }
jack1930 17:87c762acb8d0 75 while (erg==false);
jack1930 15:e710f0431920 76
jack1930 15:e710f0431920 77
jack1930 13:ed5c59ed4ae5 78
jack1930 13:ed5c59ed4ae5 79 //AT+CIPMUX=1
jack1930 13:ed5c59ed4ae5 80 if (pDebug) printf("\nATCmdParser: //AT+CIPMUX=1");
jack1930 13:ed5c59ed4ae5 81 _parser->send("AT+CIPMUX=1");
jack1930 13:ed5c59ed4ae5 82
jack1930 13:ed5c59ed4ae5 83 if (_parser->recv("OK")) {
jack1930 13:ed5c59ed4ae5 84 if (pDebug) printf("\nAntw.: OK\r\n");
jack1930 13:ed5c59ed4ae5 85 } else {
jack1930 17:87c762acb8d0 86 printf("\nATCmdParser: AT+CIPMUX=1 OK failed\r\n");
jack1930 13:ed5c59ed4ae5 87 }
jack1930 15:e710f0431920 88 }
jack1930 13:ed5c59ed4ae5 89 }
jack1930 13:ed5c59ed4ae5 90
jack1930 13:ed5c59ed4ae5 91 int ESP8266Webserver::on(const char* handlestring,Callback< void()> func)
jack1930 13:ed5c59ed4ae5 92 {
jack1930 13:ed5c59ed4ae5 93 if (hs_count>9) return -1;
jack1930 13:ed5c59ed4ae5 94 else
jack1930 13:ed5c59ed4ae5 95 {
jack1930 13:ed5c59ed4ae5 96 strcpy(hs[hs_count],handlestring);
jack1930 13:ed5c59ed4ae5 97 if (dbg) printf("\r\n\r\n%s, %s\r\n",handlestring,hs[hs_count]);
jack1930 13:ed5c59ed4ae5 98 cbs[hs_count]=func;
jack1930 13:ed5c59ed4ae5 99 hs_count++;
jack1930 13:ed5c59ed4ae5 100 return 0;
jack1930 13:ed5c59ed4ae5 101 }
jack1930 13:ed5c59ed4ae5 102
jack1930 13:ed5c59ed4ae5 103 }
jack1930 13:ed5c59ed4ae5 104
jack1930 13:ed5c59ed4ae5 105 int ESP8266Webserver::begin(void)
jack1930 13:ed5c59ed4ae5 106 {
jack1930 13:ed5c59ed4ae5 107 //AT+CIPSERVER=1,80
jack1930 15:e710f0431920 108 if (dbg) printf("\nATCmdParser: //AT+CIPSERVER=1,%d",Port);
jack1930 15:e710f0431920 109 _parser->send("AT+CIPSERVER=1,%d",Port);
jack1930 13:ed5c59ed4ae5 110 if (_parser->recv("OK")) {
jack1930 13:ed5c59ed4ae5 111 if (dbg) printf("\nAntw.: OK\r\n");
jack1930 13:ed5c59ed4ae5 112 return 0;
jack1930 13:ed5c59ed4ae5 113 } else {
jack1930 17:87c762acb8d0 114 printf("\nATCmdParser: AT+CIPSERVER=1 OK failed\r\n");
jack1930 13:ed5c59ed4ae5 115 return -1;
jack1930 13:ed5c59ed4ae5 116 }
jack1930 13:ed5c59ed4ae5 117 }
jack1930 13:ed5c59ed4ae5 118
jack1930 13:ed5c59ed4ae5 119 //durchsucht recbuf nach suchstring
jack1930 13:ed5c59ed4ae5 120 bool ESP8266Webserver::beinhaltet(char* suchstring)
jack1930 13:ed5c59ed4ae5 121 {
jack1930 13:ed5c59ed4ae5 122 char* referer;
jack1930 13:ed5c59ed4ae5 123 char* fundort;
jack1930 13:ed5c59ed4ae5 124 char* favicon;
jack1930 13:ed5c59ed4ae5 125 favicon=strstr(recbuf,"favicon");
jack1930 13:ed5c59ed4ae5 126 if (favicon!=NULL) return false;
jack1930 13:ed5c59ed4ae5 127 referer=strstr(recbuf,"Referer");
jack1930 13:ed5c59ed4ae5 128 fundort=strstr(recbuf, suchstring);
jack1930 13:ed5c59ed4ae5 129 if (strstr(recbuf,"ERROR")==NULL)
jack1930 13:ed5c59ed4ae5 130 if( fundort != NULL&&(fundort<referer||referer==NULL)) return true;
jack1930 13:ed5c59ed4ae5 131 return false;
jack1930 13:ed5c59ed4ae5 132 }
jack1930 13:ed5c59ed4ae5 133
jack1930 13:ed5c59ed4ae5 134 int ESP8266Webserver::handleClient(void)
jack1930 13:ed5c59ed4ae5 135 {
jack1930 13:ed5c59ed4ae5 136 int value,value2;
jack1930 13:ed5c59ed4ae5 137 if (_serial->readable())
jack1930 13:ed5c59ed4ae5 138 {
jack1930 16:b09391fb73b4 139 if (_parser->recv("+IPD,%d,%d:",&clientID[clientIdx],&value2))
jack1930 13:ed5c59ed4ae5 140 {
jack1930 13:ed5c59ed4ae5 141 if (dbg) printf("\r\nich Client ID=%d, Anzahl=%d",clientID[clientIdx],value2);
jack1930 13:ed5c59ed4ae5 142 _parser->read(recbuf, value2);
jack1930 13:ed5c59ed4ae5 143
jack1930 13:ed5c59ed4ae5 144 if (dbg) printf("\r\nBuf=\n%s",recbuf);
jack1930 13:ed5c59ed4ae5 145
jack1930 13:ed5c59ed4ae5 146 gefunden=false;
jack1930 13:ed5c59ed4ae5 147 for (int i=0;i<hs_count&&!gefunden;i++)
jack1930 16:b09391fb73b4 148 {
jack1930 13:ed5c59ed4ae5 149 if (beinhaltet(hs[i]))
jack1930 16:b09391fb73b4 150 {
jack1930 16:b09391fb73b4 151 (cbs[i])();
jack1930 13:ed5c59ed4ae5 152 gefunden=true;
jack1930 13:ed5c59ed4ae5 153 }
jack1930 13:ed5c59ed4ae5 154 }
jack1930 13:ed5c59ed4ae5 155 if (dbg) for (int i=0;i<hs_count;i++)
jack1930 13:ed5c59ed4ae5 156 {
jack1930 13:ed5c59ed4ae5 157 printf("\r\n%s\r\n",hs[i]);
jack1930 16:b09391fb73b4 158 }
jack1930 13:ed5c59ed4ae5 159 if (dbg) printf("\r\nich Got\r\n");
jack1930 16:b09391fb73b4 160 }
jack1930 13:ed5c59ed4ae5 161 }
jack1930 13:ed5c59ed4ae5 162
jack1930 13:ed5c59ed4ae5 163 return 0;
jack1930 13:ed5c59ed4ae5 164 }
jack1930 13:ed5c59ed4ae5 165
jack1930 13:ed5c59ed4ae5 166
jack1930 13:ed5c59ed4ae5 167 int ESP8266Webserver::send(int HTTPStatus,const char* Mimetype, string webseite)
jack1930 13:ed5c59ed4ae5 168 {
jack1930 13:ed5c59ed4ae5 169 return ESP8266Webserver::send(HTTPStatus,Mimetype, webseite.c_str());
jack1930 13:ed5c59ed4ae5 170 }
jack1930 16:b09391fb73b4 171
jack1930 13:ed5c59ed4ae5 172 int ESP8266Webserver::send(int HTTPStatus,const char* Mimetype, const char* webseite)
jack1930 13:ed5c59ed4ae5 173 {
jack1930 13:ed5c59ed4ae5 174 char hilf[40];
jack1930 13:ed5c59ed4ae5 175
jack1930 16:b09391fb73b4 176 //printf("\r\nHallo\r\n");
jack1930 13:ed5c59ed4ae5 177 Aufrufe++;
jack1930 13:ed5c59ed4ae5 178 sprintf(sendstring,"HTTP/1.1 %d OK\n",HTTPStatus);
jack1930 13:ed5c59ed4ae5 179 strcat(sendstring,"Date: Wed, 23 Apr 2021 04:36:25 GMT\n");
jack1930 13:ed5c59ed4ae5 180 strcat(sendstring,"Connection: close\n");
jack1930 13:ed5c59ed4ae5 181 strcat(sendstring,"Content-Type: ");
jack1930 13:ed5c59ed4ae5 182 strcat(sendstring,Mimetype);
jack1930 13:ed5c59ed4ae5 183 strcat(sendstring,"\n");
jack1930 13:ed5c59ed4ae5 184 sprintf(hilf,"%d",strlen(webseite));
jack1930 13:ed5c59ed4ae5 185 strcat(sendstring,"Content-Length: ");
jack1930 13:ed5c59ed4ae5 186 strcat(sendstring,hilf);
jack1930 13:ed5c59ed4ae5 187 strcat(sendstring,"\n\n");
jack1930 13:ed5c59ed4ae5 188 strcat(sendstring,webseite);
jack1930 13:ed5c59ed4ae5 189 if (dbg) printf("len=%d, inhalt=\n%s",strlen(sendstring),sendstring);
jack1930 16:b09391fb73b4 190
jack1930 13:ed5c59ed4ae5 191 _parser->debug_on(true);
jack1930 13:ed5c59ed4ae5 192 _parser->send("AT+CIPSEND=%d,%d",clientID[clientIdx],strlen(sendstring));
jack1930 13:ed5c59ed4ae5 193 _parser->debug_on(false);
jack1930 13:ed5c59ed4ae5 194 _parser->write(sendstring,strlen(sendstring));
jack1930 13:ed5c59ed4ae5 195 HAL_Delay(200);
jack1930 13:ed5c59ed4ae5 196 _parser->send("AT+CIPCLOSE=%d",clientID[clientIdx]);
jack1930 13:ed5c59ed4ae5 197 return 0;
jack1930 13:ed5c59ed4ae5 198 }
jack1930 13:ed5c59ed4ae5 199
jack1930 13:ed5c59ed4ae5 200 void ESP8266Webserver::debugOn(bool pD)
jack1930 13:ed5c59ed4ae5 201 {
jack1930 13:ed5c59ed4ae5 202 dbg=pD;
jack1930 16:b09391fb73b4 203 _parser->debug_on(pD);
jack1930 13:ed5c59ed4ae5 204 }
jack1930 13:ed5c59ed4ae5 205
jack1930 16:b09391fb73b4 206 const char* ESP8266Webserver::gibWert(string suchstring)
jack1930 13:ed5c59ed4ae5 207 {
jack1930 13:ed5c59ed4ae5 208 return ESP8266Webserver::gibWert(suchstring.c_str());
jack1930 13:ed5c59ed4ae5 209 }
jack1930 13:ed5c59ed4ae5 210
jack1930 13:ed5c59ed4ae5 211 const char* ESP8266Webserver::gibWert(const char* suchstring)
jack1930 13:ed5c59ed4ae5 212 {
jack1930 13:ed5c59ed4ae5 213 static char hilf[20];
jack1930 13:ed5c59ed4ae5 214
jack1930 13:ed5c59ed4ae5 215 char *fundort;
jack1930 13:ed5c59ed4ae5 216 int i=0;
jack1930 13:ed5c59ed4ae5 217 fundort=strstr(recbuf,suchstring);
jack1930 13:ed5c59ed4ae5 218 if (fundort!=NULL)
jack1930 13:ed5c59ed4ae5 219 {
jack1930 13:ed5c59ed4ae5 220 fundort=fundort+strlen(suchstring)+1;
jack1930 13:ed5c59ed4ae5 221 while(i<20 && fundort[i]!=38 && fundort[i]>32 ) //space, &
jack1930 13:ed5c59ed4ae5 222 {
jack1930 13:ed5c59ed4ae5 223 hilf[i]=fundort[i];
jack1930 13:ed5c59ed4ae5 224 i++;
jack1930 13:ed5c59ed4ae5 225 }
jack1930 13:ed5c59ed4ae5 226 hilf[i]=0;
jack1930 13:ed5c59ed4ae5 227 if (dbg) printf("\r\nsuchergebnis=%s\r\n",hilf);
jack1930 13:ed5c59ed4ae5 228 return hilf;
jack1930 13:ed5c59ed4ae5 229 }
jack1930 13:ed5c59ed4ae5 230 else
jack1930 13:ed5c59ed4ae5 231 return NULL;
jack1930 14:d17cfd8131b1 232 }
jack1930 14:d17cfd8131b1 233
jack1930 15:e710f0431920 234 void ESP8266Webserver::listAPs()
jack1930 14:d17cfd8131b1 235 {
jack1930 16:b09391fb73b4 236 int ips[4];
jack1930 15:e710f0431920 237 //_parser->debug_on(true);
jack1930 15:e710f0431920 238 _parser->send("AT+CWMODE=1");
jack1930 17:87c762acb8d0 239 HAL_Delay(300);
jack1930 15:e710f0431920 240 while (_parser->recv("OK")==false);
jack1930 15:e710f0431920 241 HAL_Delay(1000);
jack1930 15:e710f0431920 242 if (scanAPs==true)
jack1930 14:d17cfd8131b1 243 {
jack1930 15:e710f0431920 244 _parser->send("AT+CWLAP");
jack1930 15:e710f0431920 245 while (!_serial->readable());
jack1930 15:e710f0431920 246 HAL_Delay(10000);
jack1930 15:e710f0431920 247 printf("\r\nBuf=");
jack1930 15:e710f0431920 248 while (_serial->readable())
jack1930 15:e710f0431920 249 {
jack1930 15:e710f0431920 250 _parser->read(recbuf, 1);
jack1930 15:e710f0431920 251 printf("%s",recbuf);
jack1930 15:e710f0431920 252 }
jack1930 15:e710f0431920 253 printf("\r\n");
jack1930 14:d17cfd8131b1 254 }
jack1930 15:e710f0431920 255 for (int i=0;i<5;i++)
jack1930 15:e710f0431920 256 {
jack1930 15:e710f0431920 257 _parser->send("AT+CWJAP=\"%s\",\"%s\"",ssid,passwort);
jack1930 15:e710f0431920 258 HAL_Delay(1000);
jack1930 15:e710f0431920 259 if (_parser->recv("WIFI GOT IP")) i=6;
jack1930 15:e710f0431920 260 }
jack1930 15:e710f0431920 261 _parser->send("AT+CIFSR");
jack1930 15:e710f0431920 262 while (_parser->recv("+CIFSR:STAIP,")==false)
jack1930 15:e710f0431920 263 {
jack1930 15:e710f0431920 264 _parser->send("AT+CIFSR");
jack1930 15:e710f0431920 265 HAL_Delay(100);
jack1930 15:e710f0431920 266 }
jack1930 16:b09391fb73b4 267
jack1930 16:b09391fb73b4 268 // _parser->read(ipadr,15);
jack1930 16:b09391fb73b4 269 _parser->scanf("\"%d.%d.%d.%d\"",&ips[0],&ips[1],&ips[2],&ips[3]);
jack1930 16:b09391fb73b4 270 sprintf(ipadr,"%d.%d.%d.%d",ips[0],ips[1],ips[2],ips[3]);
jack1930 15:e710f0431920 271 printf("%s",ipadr);
jack1930 15:e710f0431920 272
jack1930 15:e710f0431920 273 _parser->send("AT+CIPMUX=1");
jack1930 15:e710f0431920 274 while (_parser->recv("OK")==false);
jack1930 15:e710f0431920 275
jack1930 15:e710f0431920 276 //_parser->debug_on(false);
jack1930 14:d17cfd8131b1 277 }
jack1930 14:d17cfd8131b1 278
jack1930 15:e710f0431920 279 char* ESP8266Webserver::gibIP()
jack1930 14:d17cfd8131b1 280 {
jack1930 16:b09391fb73b4 281 static char ipa[16];
jack1930 16:b09391fb73b4 282 int j=0;
jack1930 16:b09391fb73b4 283 for (int i=0;i<strlen(ipadr);i++)
jack1930 16:b09391fb73b4 284 {
jack1930 16:b09391fb73b4 285 if (i==0 && ipadr[0]=='"'){}
jack1930 16:b09391fb73b4 286 else
jack1930 16:b09391fb73b4 287 {
jack1930 16:b09391fb73b4 288 switch (ipadr[i])
jack1930 16:b09391fb73b4 289 {
jack1930 16:b09391fb73b4 290 case '0':
jack1930 16:b09391fb73b4 291 case '1':
jack1930 16:b09391fb73b4 292 case '2':
jack1930 16:b09391fb73b4 293 case '3':
jack1930 16:b09391fb73b4 294 case '4':
jack1930 16:b09391fb73b4 295 case '5':
jack1930 16:b09391fb73b4 296 case '6':
jack1930 16:b09391fb73b4 297 case '7':
jack1930 16:b09391fb73b4 298 case '8':
jack1930 16:b09391fb73b4 299 case '9':
jack1930 16:b09391fb73b4 300 case '.': ipa[j]=ipadr[i];
jack1930 16:b09391fb73b4 301 j++;
jack1930 16:b09391fb73b4 302 break;
jack1930 16:b09391fb73b4 303 default: i=10000; break;
jack1930 16:b09391fb73b4 304 }
jack1930 16:b09391fb73b4 305 if (i==10000) break;
jack1930 16:b09391fb73b4 306 }
jack1930 16:b09391fb73b4 307 }
jack1930 16:b09391fb73b4 308 ipa[j+1]='\0';
jack1930 16:b09391fb73b4 309
jack1930 16:b09391fb73b4 310 return ipa;
jack1930 14:d17cfd8131b1 311 }
jack1930 14:d17cfd8131b1 312