From ffa893f77077fae51fd7102046b47ba341a1ef3a Mon Sep 17 00:00:00 2001
From: Me No Dev <me-no-dev@vdnsbg.com>
Date: Fri, 13 May 2016 00:01:42 +0300
Subject: [PATCH] Atempt at fixing large uploads

Fixing: https://github.com/me-no-dev/ESPAsyncWebServer/issues/29
---
 src/WebRequest.cpp | 21 +++++++++++++--------
 1 file changed, 13 insertions(+), 8 deletions(-)

diff --git a/src/WebRequest.cpp b/src/WebRequest.cpp
index b99e136..938fa46 100644
--- a/src/WebRequest.cpp
+++ b/src/WebRequest.cpp
@@ -316,7 +316,8 @@ void AsyncWebServerRequest::_parsePlainPostChar(uint8_t data){
 
 void AsyncWebServerRequest::_handleUploadByte(uint8_t data, bool last){
   _itemBuffer[_itemBufferIndex++] = data;
-  if(last){
+
+  if(last || _itemBufferIndex = 1460){
     if(_handler)
       _handler->handleUpload(this, _itemFilename, _itemSize - _itemBufferIndex, _itemBuffer, _itemBufferIndex, false);
     _itemBufferIndex = 0;
@@ -348,7 +349,13 @@ void AsyncWebServerRequest::_parseMultipartPostByte(uint8_t data, bool last){
     _itemType = String();
   }
 
-  if(_multiParseState == EXPECT_BOUNDARY){
+  if(_multiParseState == WAIT_FOR_RETURN1){
+    if(data != '\r'){
+      itemWriteByte(data);
+    } else {
+      _multiParseState = EXPECT_FEED1;
+    }
+  } else if(_multiParseState == EXPECT_BOUNDARY){
     if(_parsedLength < 2 && data != '-'){
       _multiParseState = PARSE_ERROR;
       return;
@@ -407,16 +414,14 @@ void AsyncWebServerRequest::_parseMultipartPostByte(uint8_t data, bool last){
           if(_itemBuffer)
             free(_itemBuffer);
           _itemBuffer = (uint8_t*)malloc(1460);
+          if(_itemBuffer == NULL){
+            _multiParseState = PARSE_ERROR;
+            return;
+          }
           _itemBufferIndex = 0;
         }
       }
     }
-  } else if(_multiParseState == WAIT_FOR_RETURN1){
-    if(data != '\r'){
-      itemWriteByte(data);
-    } else {
-      _multiParseState = EXPECT_FEED1;
-    }
   } else if(_multiParseState == EXPECT_FEED1){
     if(data != '\n'){
       _multiParseState = WAIT_FOR_RETURN1;