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Fix undefined behaviour in WiFiServer::setNoDelay (#1695)

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This commit is contained in:
Ivan Grokhotkov 2016-03-24 01:14:48 +03:00
parent 2bc6d6b4a2
commit 213914e1ce
2 changed files with 4 additions and 10 deletions
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13
libraries/ESP8266WiFi/src/WiFiServer.cpp
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@ -81,19 +81,11 @@ void WiFiServer::begin() {
} }
void WiFiServer::setNoDelay(bool nodelay) { void WiFiServer::setNoDelay(bool nodelay) {
if (!_pcb) _noDelay = nodelay;
return;
if (nodelay)
tcp_nagle_disable(_pcb);
else
tcp_nagle_enable(_pcb);
} }
bool WiFiServer::getNoDelay() { bool WiFiServer::getNoDelay() {
if (!_pcb) return _noDelay;
return false;
return tcp_nagle_disabled(_pcb);
} }
bool WiFiServer::hasClient() { bool WiFiServer::hasClient() {
@ -106,6 +98,7 @@ WiFiClient WiFiServer::available(byte* status) {
if (_unclaimed) { if (_unclaimed) {
WiFiClient result(_unclaimed); WiFiClient result(_unclaimed);
_unclaimed = _unclaimed->next(); _unclaimed = _unclaimed->next();
result.setNoDelay(_noDelay);
DEBUGV("WS:av\r\n"); DEBUGV("WS:av\r\n");
return result; return result;
} }

1
libraries/ESP8266WiFi/src/WiFiServer.h
View File

@ -42,6 +42,7 @@ private:
ClientContext* _unclaimed; ClientContext* _unclaimed;
ClientContext* _discarded; ClientContext* _discarded;
bool _noDelay = false;
public: public:
WiFiServer(IPAddress addr, uint16_t port); WiFiServer(IPAddress addr, uint16_t port);