Merge remote-tracking branch 'remotes/esp8266/master' into httpClient

cores/esp8266/StreamString.cpp

@@ -25,14 +25,10 @@
 
 size_t StreamString::write(const uint8_t *buffer, size_t size) {
     if(reserve(length() + size + 1)) {
-        for(size_t i = 0; i < size; i++) {
-            if(write(*buffer)) {
-                buffer++;
-            } else {
-                return i;
-            }
-        }
-
+        const uint8_t *s = buffer;
+        const uint8_t *end = buffer + size;
+        while(write(*s++) && s < end);
+        return s - buffer;
     }
     return 0;
 }

cores/esp8266/cont.h

@@ -60,6 +60,10 @@ void cont_yield(cont_t*);
 // return 1 if guard bytes were overwritten.
 int cont_check(cont_t* cont);
 
+// Go through stack and check how many bytes are most probably still unchanged
+// and thus weren't used by the user code. i.e. that stack space is free. (high water mark)
+int cont_get_free_stack(cont_t* cont);
+
 // Check if yield() may be called. Returns true if we are running inside
 // continuation stack
 bool cont_can_yield(cont_t* cont);

cores/esp8266/cont_util.c

@@ -30,6 +30,12 @@ void ICACHE_RAM_ATTR cont_init(cont_t* cont) {
     cont->stack_guard2 = CONT_STACKGUARD;
     cont->stack_end = cont->stack + (sizeof(cont->stack) / 4);
     cont->struct_start = (unsigned*) cont;
+    
+    // fill stack with magic values to check high water mark
+    for(int pos = 0; pos < sizeof(cont->stack) / 4; pos++)
+    {
+        cont->stack[pos] = CONT_STACKGUARD;
+    }
 }
 
 int ICACHE_RAM_ATTR cont_check(cont_t* cont) {
@@ -38,6 +44,19 @@ int ICACHE_RAM_ATTR cont_check(cont_t* cont) {
     return 0;
 }
 
+int ICACHE_RAM_ATTR cont_get_free_stack(cont_t* cont) {
+    uint32_t *head = cont->stack;
+    int freeWords = 0;
+
+    while(*head == CONT_STACKGUARD)
+    {
+        head++;
+        freeWords++;
+    }
+    
+    return freeWords * 4;
+}
+
 bool ICACHE_RAM_ATTR cont_can_yield(cont_t* cont) {
     return !ETS_INTR_WITHINISR() &&
            cont->pc_ret != 0 && cont->pc_yield == 0;

cores/esp8266/spiffs_api.cpp

@@ -66,11 +66,11 @@ public:
 
     bool rename(const char* pathFrom, const char* pathTo) override {
         if (!isSpiffsFilenameValid(pathFrom)) {
-            DEBUGV("SPIFFSImpl::rename: invalid pathFrom=`%s`\r\n", path);
+            DEBUGV("SPIFFSImpl::rename: invalid pathFrom=`%s`\r\n", pathFrom);
             return false;
         }
         if (!isSpiffsFilenameValid(pathTo)) {
-            DEBUGV("SPIFFSImpl::rename: invalid pathTo=`%s` \r\n", path);
+            DEBUGV("SPIFFSImpl::rename: invalid pathTo=`%s` \r\n", pathTo);
             return false;
         }
         auto rc = SPIFFS_rename(&_fs, pathFrom, pathTo);

doc/platformio.md

@@ -71,5 +71,8 @@ platformio run --target upload
 - [IDE Integration](http://docs.platformio.org/en/latest/ide.html) (Atom, CLion, Eclipse, Qt Creator, Sublime Text, VIM, Visual Studio)
 - [Project Examples](http://docs.platformio.org/en/latest/platforms/espressif.html#examples)
 
-## Demo of OTA update
-[![PlatformIO and OTA firmware uploading to Espressif ESP8266 ESP-01](http://img.youtube.com/vi/W8wWjvQ8ZQs/0.jpg)](http://www.youtube.com/watch?v=W8wWjvQ8ZQs "PlatformIO and OTA firmware uploading to Espressif ESP8266 ESP-01")
+## Demo of Over-the-Air (OTA) ESP8266 programming using PlatformIO
+
+http://www.penninkhof.com/2015/12/1610-over-the-air-esp8266-programming-using-platformio/
+
+[![Over-the-Air ESP8266 programming using PlatformIO](http://img.youtube.com/vi/lXchL3hpDO4/0.jpg)](http://www.youtube.com/watch?v=lXchL3hpDO4 "Over-the-Air ESP8266 programming using PlatformIO")

libraries/ESP8266HTTPClient/src/ESP8266HTTPClient.cpp

@@ -367,7 +367,12 @@ int HTTPClient::sendRequest(const char * type, Stream * stream, size_t size) {
                 int c = stream->readBytes(buff, ((s > buff_size) ? buff_size : s));
 
                 // write it to Stream
-                bytesWritten += _tcp->write((const uint8_t *) buff, c);
+                int w = _tcp->write((const uint8_t *) buff, c);
+                if(w != c) {
+                    DEBUG_HTTPCLIENT("[HTTP-Client][sendRequest] short write asked for %d but got %d\n", c, w);
+                    break;
+                }
+                bytesWritten += c;
 
                 if(len > 0) {
                     len -= c;
@@ -382,7 +387,7 @@ int HTTPClient::sendRequest(const char * type, Stream * stream, size_t size) {
         free(buff);
 
         if(size && (int) size != bytesWritten) {
-            DEBUG_HTTPCLIENT("[HTTP-Client][sendRequest] Stream payload bytesWritten %d and size %d mismatch!.\n", bytesWritten, _size);
+            DEBUG_HTTPCLIENT("[HTTP-Client][sendRequest] Stream payload bytesWritten %d and size %d mismatch!.\n", bytesWritten, size);
             DEBUG_HTTPCLIENT("[HTTP-Client][sendRequest] ERROR SEND PAYLOAD FAILED!");
             return HTTPC_ERROR_SEND_PAYLOAD_FAILED;
         } else {
@@ -390,7 +395,7 @@ int HTTPClient::sendRequest(const char * type, Stream * stream, size_t size) {
         }
 
     } else {
-        DEBUG_HTTPCLIENT("[HTTP-Client][writeToStream] too less ram! need " HTTP_TCP_BUFFER_SIZE);
+        DEBUG_HTTPCLIENT("[HTTP-Client][sendRequest] too less ram! need %d\n", HTTP_TCP_BUFFER_SIZE);
         return HTTPC_ERROR_TOO_LESS_RAM;
     }
 
@@ -474,7 +479,12 @@ int HTTPClient::writeToStream(Stream * stream) {
                 int c = _tcp->readBytes(buff, ((size > buff_size) ? buff_size : size));
 
                 // write it to Stream
-                bytesWritten += stream->write(buff, c);
+                int w = stream->write(buff, c);
+                if(w != c) {
+                    DEBUG_HTTPCLIENT("[HTTP-Client][writeToStream] short write asked for %d but got %d\n", c, w);
+                    break;
+                }
+                bytesWritten += c;
 
                 if(len > 0) {
                     len -= c;
@@ -495,7 +505,7 @@ int HTTPClient::writeToStream(Stream * stream) {
         }
 
     } else {
-        DEBUG_HTTPCLIENT("[HTTP-Client][writeToStream] too less ram! need " HTTP_TCP_BUFFER_SIZE);
+        DEBUG_HTTPCLIENT("[HTTP-Client][writeToStream] too less ram! need %d\n", HTTP_TCP_BUFFER_SIZE);
         return HTTPC_ERROR_TOO_LESS_RAM;
     }
 

libraries/ESP8266WebServer/src/detail/RequestHandler.h

@@ -3,6 +3,7 @@
 
 class RequestHandler {
 public:
+    virtual ~RequestHandler() { }
     virtual bool canHandle(HTTPMethod method, String uri) { return false; }
     virtual bool canUpload(String uri) { return false; }
     virtual bool handle(ESP8266WebServer& server, HTTPMethod requestMethod, String requestUri) { return false; }

libraries/ESP8266WiFi/src/include/wl_definitions.h

@@ -68,7 +68,7 @@ enum wl_enc_type {  /* Values map to 802.11 encryption suites... */
         ENC_TYPE_AUTO = 8
 };
 
-#if !defined(LWIP_INTERNAL)
+#if !defined(LWIP_INTERNAL) && !defined(__LWIP_TCP_H__)
 enum wl_tcp_state {
   CLOSED      = 0,
   LISTEN      = 1,

libraries/GDBStub/src/internal/gdbstub.c

@@ -299,7 +299,7 @@ static void ATTR_GDBFN sendReason() {
 	} else if (gdbstub_savedRegs.reason&0x80) {
 		//We stopped because of an exception. Convert exception code to a signal number and send it.
 		i=gdbstub_savedRegs.reason&0x7f;
-		if (i<sizeof(exceptionSignal)) return gdbPacketHex(exceptionSignal[i], 8); else gdbPacketHex(11, 8);
+		if (i<sizeof(exceptionSignal)) gdbPacketHex(exceptionSignal[i], 8); else gdbPacketHex(11, 8);
 	} else {
 		//We stopped because of a debugging exception.
 		gdbPacketHex(5, 8); //sigtrap