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Automatically call yield() in WiFiClient::available if called more than once

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This commit is contained in:
Ivan Grokhotkov
2015-01-07 01:57:41 +03:00
parent 4942ceef37
commit 8e7a20c08d
3 changed files with 21 additions and 2 deletions
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13
libraries/ESP8266WiFi/src/WiFiClient.cpp
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@ -46,7 +46,8 @@ extern "C"
static int g_localPort = MIN_LOCAL_PORT;
ICACHE_FLASH_ATTR WiFiClient::WiFiClient()
: _client(0)
: _client(0)
, _lastPollTime(0)
{
}
@ -153,12 +154,20 @@ size_t ICACHE_FLASH_ATTR WiFiClient::write(const uint8_t *buf, size_t size)
return _client->write(reinterpret_cast<const char*>(buf), size);
}
extern "C" uint32_t esp_micros_at_task_start();
int ICACHE_FLASH_ATTR WiFiClient::available()
{
if (!_client)
return 0;
return _client->getSize();
if (_lastPollTime > esp_micros_at_task_start())
yield();
_lastPollTime = micros();
int result = _client->getSize();
return result;
}
int ICACHE_FLASH_ATTR WiFiClient::read()