v1.4.0 to fix crashing bug

### Releases v1.4.0

1. Fix crashing bug when request a non-existing IP. Check [Http GET polling causes crash when host disconnected #22](#22)
2. Modify `platform.ini` to avoid compile error with PIO when using ESP8266/ESP32

Author: khoih-prog

CONTRIBUTING.md

@@ -15,7 +15,7 @@ If you don't find anything, please [open a new issue](https://github.com/khoih-p
 Please ensure to specify the following:
 
 * Arduino IDE version (e.g. 1.8.16) or Platform.io version
-* `ESP8266`,`ESP32` or `STM32` Core Version (e.g. ESP8266 core v3.0.2, ESP32 v2.0.0 or STM32 v2.1.0)
+* `ESP8266`,`ESP32` or `STM32` Core Version (e.g. ESP8266 core v3.0.2, ESP32 v2.0.1 or STM32 v2.1.0)
 * Contextual information (e.g. what you were trying to achieve)
 * Simplest possible steps to reproduce
 * Anything that might be relevant in your opinion, such as:
@@ -27,9 +27,9 @@ Please ensure to specify the following:
 
 ```
 Arduino IDE version: 1.8.16
-ESP32 Core Version 2.0.0
+ESP32 Core Version 2.0.1
 OS: Ubuntu 20.04 LTS
-Linux xy-Inspiron-3593 5.4.0-86-generic #97-Ubuntu SMP Fri Sep 17 19:19:40 UTC 2021 x86_64 x86_64 x86_64 GNU/Linux
+Linux xy-Inspiron-3593 5.4.0-90-generic #101-Ubuntu SMP Fri Oct 15 20:00:55 UTC 2021 x86_64 x86_64 x86_64 GNU/Linux
 
 Context:
 I encountered an endless loop while trying to connect to Local WiFi.

README.md

@@ -649,7 +649,7 @@ IPAddress ip(192, 168, 2, 232);
 
 ```
 Start AsyncHTTPRequest_STM32 on NUCLEO_F767ZI
-AsyncHTTPRequest_Generic v1.3.1
+AsyncHTTPRequest_Generic v1.4.0
 AsyncHTTPRequest @ IP : 192.168.2.72
 
 **************************************
@@ -694,7 +694,7 @@ week_number: 37
 
 ```
 Starting AsyncHTTPRequest_ESP_WiFiManager using LittleFS on ESP8266_NODEMCU
-AsyncHTTPRequest_Generic v1.3.1
+AsyncHTTPRequest_Generic v1.4.0
 Stored: SSID = HueNet1, Pass = 12345678
 Got stored Credentials. Timeout 120s
 ConnectMultiWiFi in setup
@@ -727,7 +727,7 @@ HHHHHH
 
 ```
 Starting AsyncHTTPRequest_ESP_WiFiManager using SPIFFS on ESP32_DEV
-AsyncHTTPRequest_Generic v1.3.1
+AsyncHTTPRequest_Generic v1.4.0
 Stored: SSID = HueNet1, Pass = 12345678
 Got stored Credentials. Timeout 120s
 ConnectMultiWiFi in setup
@@ -778,7 +778,7 @@ HHHHHHHHH HHHHHHHHHH HHHHHHHHHH
 
 ```
 Starting AsyncHTTPRequest_ESP using ESP8266_NODEMCU
-AsyncHTTPRequest_Generic v1.3.1
+AsyncHTTPRequest_Generic v1.4.0
 Connecting to WiFi SSID: HueNet1
 ...........
 HTTP WebServer is @ IP : 192.168.2.81
@@ -810,7 +810,7 @@ HHHHHHHHH HHHHHHHHHH HHHHHHHHHH H
 
 ```
 Start AsyncWebClientRepeating_STM32 on NUCLEO_F767ZI
-AsyncHTTPRequest_Generic v1.3.1
+AsyncHTTPRequest_Generic v1.4.0
 AsyncHTTPRequest @ IP : 192.168.2.72
 
 **************************************
@@ -865,7 +865,7 @@ AsyncHTTPRequest @ IP : 192.168.2.72
 
 ```
 Start AsyncWebClientRepeating_STM32_LAN8720 on BLACK_F407VE
-AsyncHTTPRequest_Generic v1.3.1
+AsyncHTTPRequest_Generic v1.4.0
 AsyncHTTPRequest @ IP : 192.168.2.150
 
 
@@ -920,8 +920,8 @@ AsyncHTTPRequest @ IP : 192.168.2.150
 
 ```
 Starting AsyncHTTPRequest_WT32_ETH01 on ESP32_DEV with ETH_PHY_LAN8720
-WebServer_WT32_ETH01 v1.2.1
-AsyncHTTPRequest_Generic v1.3.1
+WebServer_WT32_ETH01 v1.3.0
+AsyncHTTPRequest_Generic v1.4.0
 ETH MAC: A8:03:2A:A1:61:73, IPv4: 192.168.2.232, FULL_DUPLEX, 100Mbps
 AsyncHTTPRequest @ IP : 192.168.2.232
 
@@ -946,8 +946,8 @@ H
 
 ```
 Starting AsyncHTTPRequest_WT32_ETH01 on ESP32_DEV with ETH_PHY_LAN8720
-WebServer_WT32_ETH01 v1.2.1
-AsyncHTTPRequest_Generic v1.3.1
+WebServer_WT32_ETH01 v1.3.0
+AsyncHTTPRequest_Generic v1.4.0
 ETH MAC: A8:03:2A:A1:61:73, IPv4: 192.168.2.232, FULL_DUPLEX, 100Mbps
 AsyncHTTPRequest @ IP : 192.168.2.232
 
@@ -1037,6 +1037,8 @@ This library is based on, modified, bug-fixed and improved from:
 
 5. Thanks to [spdi](https://github.com/spdi) to report [**'Connection' header expects 'disconnect' instead 'close' ? #13**](https://github.com/khoih-prog/AsyncHTTPRequest_Generic/issues/13) leading to new release v1.1.3 to fix bug.
 
+6. Thanks to [andrewk123](https://github.com/andrewk123) to report [**Http GET polling causes crash when host disconnected #22**](https://github.com/khoih-prog/AsyncHTTPRequest_Generic/issues/22) leading to new release v1.4.0 to fix bug.
+
 
 <table>
   <tr>
@@ -1045,6 +1047,7 @@ This library is based on, modified, bug-fixed and improved from:
     <td align="center"><a href="https://github.com/gleniat"><img src="https://github.com/gleniat.png" width="100px;" alt="gleniat"/><br /><sub><b>gleniat</b></sub></a><br /></td>
     <td align="center"><a href="https://github.com/baddwarf"><img src="https://github.com/baddwarf.png" width="100px;" alt="baddwarf"/><br /><sub><b>BadDwarf</b></sub></a><br /></td>
     <td align="center"><a href="https://github.com/spdi"><img src="https://github.com/spdi.png" width="100px;" alt="spdi"/><br /><sub><b>spdi</b></sub></a><br /></td>
+    <td align="center"><a href="https://github.com/andrewk123"><img src="https://github.com/andrewk123.png" width="100px;" alt="andrewk123"/><br /><sub><b>andrewk123</b></sub></a><br /></td>
   </tr> 
 </table>
 

changelog.md

@@ -12,6 +12,7 @@
 ## Table of Contents
 
 * [Changelog](#changelog)
+  * [Releases v1.4.0](#releases-v140)
   * [Releases v1.3.1](#releases-v131)
   * [Releases v1.3.0](#releases-v130)
   * [Releases v1.2.0](#releases-v120)
@@ -30,6 +31,11 @@
 
 ## Changelog
 
+### Releases v1.4.0
+
+1. Fix crashing bug when request a non-existing IP. Check [Http GET polling causes crash when host disconnected #22](https://github.com/khoih-prog/AsyncHTTPRequest_Generic/issues/22)
+2. Modify `platform.ini` to avoid compile error with PIO when using ESP8266/ESP32
+
 ### Releases v1.3.1
 
 1. Update `platform.ini` and `library.json` to use original `khoih-prog` instead of `khoih.prog` after PIO fix

library.json

@@ -1,6 +1,6 @@
 {
   "name":"AsyncHTTPRequest_Generic",
-  "version": "1.3.1",
+  "version": "1.4.0",
   "description":"Simple Async HTTP Request library, supporting GET, POST, PUT, PATCH, DELETE and HEAD, on top of AsyncTCP libraries, such as AsyncTCP, ESPAsyncTCP, AsyncTCP_STM32, etc.. for ESP32 (including ESP32-S2), WT32_ETH01 (ESP32 + LAN8720), ESP8266 and currently STM32 with LAN8720 or built-in LAN8742A Ethernet.",
   "keywords":"communication, async, tcp, http, ESP8266, ESP32, ESP32-S2, wt32-eth01, ESPAsyncTCP, AsyncTCP, stm32, ethernet, wifi, lan8742a, lan8720, f407ve, nucleo, nucleo-144, stm32f7, stm32f4",
   "authors": [

library.properties

@@ -1,5 +1,5 @@
 name=AsyncHTTPRequest_Generic
-version=1.3.1
+version=1.4.0
 author=Bob Lemaire,Khoi Hoang <[email protected]>
 maintainer=Khoi Hoang <[email protected]>
 license=MIT

platformio/platformio.ini

@@ -50,12 +50,12 @@ lib_deps =
  me-no-dev/AsyncTCP@>=1.1.1
  me-no-dev/ESPAsyncTCP@>=1.2.2
 ;  philbowles/STM32AsyncTCP
- https://github.com/khoih-prog/STM32AsyncTCP.git
- stm32duino/STM32duino LwIP@>=2.1.2
- stm32duino/STM32duino STM32Ethernet@>=1.2.0
+; https://github.com/khoih-prog/STM32AsyncTCP.git
+; stm32duino/STM32duino LwIP@>=2.1.2
+; stm32duino/STM32duino STM32Ethernet@>=1.2.0
  khoih-prog/ESPAsync_WiFiManager@>=1.9.3
  lorol/LittleFS_esp32@>=1.0.6
- khoih-prog/WebServer_WT32_ETH01@>=1.2.1
+; khoih-prog/WebServer_WT32_ETH01@>=1.2.1
 
 build_flags =
 ; set your debug output (default=Serial)

src/AsyncHTTPRequest_Debug_Generic.h

@@ -17,7 +17,7 @@
   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License for more details.
   You should have received a copy of the GNU General Public License along with this program.  If not, see <https://www.gnu.org/licenses/>.  
  
-  Version: 1.3.1
+  Version: 1.4.0
   
   Version Modified By   Date      Comments
   ------- -----------  ---------- -----------
@@ -33,6 +33,7 @@
   1.2.0    K Hoang     11/04/2021 Add support to LAN8720 using STM32F4 or STM32F7
   1.3.0    K Hoang     09/07/2021 Add support to WT32_ETH01 (ESP32 + LAN8720) boards
   1.3.1    K Hoang     09/10/2021 Update `platform.ini` and `library.json`
+  1.4.0    K Hoang     23/11/2021 Fix crashing bug when request a non-existing IP
  *****************************************************************************************************************************/
 
 #pragma once

src/AsyncHTTPRequest_Generic.h

@@ -17,7 +17,7 @@
   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License for more details.
   You should have received a copy of the GNU General Public License along with this program.  If not, see <https://www.gnu.org/licenses/>.  
  
-  Version: 1.3.1
+  Version: 1.4.0
   
   Version Modified By   Date      Comments
   ------- -----------  ---------- -----------
@@ -33,14 +33,15 @@
   1.2.0    K Hoang     11/04/2021 Add support to LAN8720 using STM32F4 or STM32F7
   1.3.0    K Hoang     09/07/2021 Add support to WT32_ETH01 (ESP32 + LAN8720) boards
   1.3.1    K Hoang     09/10/2021 Update `platform.ini` and `library.json`
+  1.4.0    K Hoang     23/11/2021 Fix crashing bug when request a non-existing IP
  *****************************************************************************************************************************/
 
 #pragma once
 
 #ifndef ASYNC_HTTP_REQUEST_GENERIC_H
 #define ASYNC_HTTP_REQUEST_GENERIC_H
 
-#define ASYNC_HTTP_REQUEST_GENERIC_VERSION   "AsyncHTTPRequest_Generic v1.3.1"
+#define ASYNC_HTTP_REQUEST_GENERIC_VERSION   "AsyncHTTPRequest_Generic v1.4.0"
 
 #include <Arduino.h>
 

src/AsyncHTTPRequest_Impl_Generic.h

@@ -17,7 +17,7 @@
   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License for more details.
   You should have received a copy of the GNU General Public License along with this program.  If not, see <https://www.gnu.org/licenses/>.  
  
-  Version: 1.3.1
+  Version: 1.4.0
   
   Version Modified By   Date      Comments
   ------- -----------  ---------- -----------
@@ -33,6 +33,7 @@
   1.2.0    K Hoang     11/04/2021 Add support to LAN8720 using STM32F4 or STM32F7
   1.3.0    K Hoang     09/07/2021 Add support to WT32_ETH01 (ESP32 + LAN8720) boards
   1.3.1    K Hoang     09/10/2021 Update `platform.ini` and `library.json`
+  1.4.0    K Hoang     23/11/2021 Fix crashing bug when request a non-existing IP
  *****************************************************************************************************************************/
 
 #pragma once
@@ -259,9 +260,13 @@ bool AsyncHTTPRequest::send(String body)
     return false;
   }
   //////
+  
+  AHTTP_LOGERROR1("01) send String body =", body);
 
   MUTEX_LOCK(false)
 
+  AHTTP_LOGERROR1("02) send String body =", body);
+  
   _addHeader("Content-Length", String(body.length()).c_str());
 
   if ( ! _buildRequest()) 
@@ -271,9 +276,15 @@ bool AsyncHTTPRequest::send(String body)
     return false;
   }
 
+  AHTTP_LOGERROR1("1) send String body =", body);
+  
   _request->write(body);
+  
+  AHTTP_LOGERROR1("2) send String body =", body);
   _send();
 
+  AHTTP_LOGERROR1("3) send String body =", body);
+  
   _AHTTP_unlock;
 
   return true;
@@ -790,12 +801,27 @@ size_t  AsyncHTTPRequest::_send()
 
   AHTTP_LOGDEBUG1("_send(), _request->available =", _request->available());
 
+#if 1
+  if ( ! _client->connected())
+  {
+    AHTTP_LOGDEBUG("!connected");
+
+    return 0;
+  }
+  else if ( ! _client->canSend())
+  {
+    AHTTP_LOGDEBUG("*can't send");
+
+    return 0;
+  }
+#else
   if ( ! _client->connected() || ! _client->canSend())
   {
     AHTTP_LOGDEBUG("*can't send");
 
     return 0;
   }
+#endif
 
   size_t supply = _request->available();
   size_t demand = _client->space();
@@ -1009,17 +1035,17 @@ void  AsyncHTTPRequest::_onDisconnect(AsyncClient* client)
 
   if (_readyState < readyStateOpened)
   {
+    AHTTP_LOGDEBUG("HTTPCODE_NOT_CONNECTED");
     _HTTPcode = HTTPCODE_NOT_CONNECTED;
   }
   else if (_HTTPcode > 0 &&
            (_readyState < readyStateHdrsRecvd || (_contentRead + _response->available()) < _contentLength))
   {
+    AHTTP_LOGDEBUG("HTTPCODE_CONNECTION_LOST");
     _HTTPcode = HTTPCODE_CONNECTION_LOST;
   }
 
-  SAFE_DELETE(_client)
-  
-  _client = nullptr;
+  AHTTP_LOGDEBUG1("_HTTPcode = ", _HTTPcode);
 
   SAFE_DELETE_ARRAY(_connectedHost)
 

src/utility/xbuf.h

@@ -17,7 +17,7 @@
   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License for more details.
   You should have received a copy of the GNU General Public License along with this program.  If not, see <https://www.gnu.org/licenses/>.  
  
-  Version: 1.3.1
+  Version: 1.4.0
   
   Version Modified By   Date      Comments
   ------- -----------  ---------- -----------
@@ -33,6 +33,7 @@
   1.2.0    K Hoang     11/04/2021 Add support to LAN8720 using STM32F4 or STM32F7
   1.3.0    K Hoang     09/07/2021 Add support to WT32_ETH01 (ESP32 + LAN8720) boards
   1.3.1    K Hoang     09/10/2021 Update `platform.ini` and `library.json`
+  1.4.0    K Hoang     23/11/2021 Fix crashing bug when request a non-existing IP
  *****************************************************************************************************************************/
 
 /********************************************************************************************