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deprecate and update Stream::send*(Print -> Stream) (#8874)

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* deprecate and update Stream::send(Print -> Stream) in order to benefit from and use output's timeout value
This commit is contained in:
david gauchard
2023-03-28 11:21:05 +02:00
committed by GitHub
parent 01d1c8e46f
commit a5d31a7187
4 changed files with 186 additions and 126 deletions
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101
libraries/ESP8266HTTPClient/src/ESP8266HTTPClient.cpp
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@@ -39,7 +39,7 @@ static_assert(std::is_move_assignable_v<HTTPClient>, "");
static const char defaultUserAgentPstr[] PROGMEM = "ESP8266HTTPClient";
const String HTTPClient::defaultUserAgent = defaultUserAgentPstr;
static int StreamReportToHttpClientReport (Stream::Report streamSendError)
int HTTPClient::StreamReportToHttpClientReport (Stream::Report streamSendError)
{
switch (streamSendError)
{
@@ -627,105 +627,6 @@ WiFiClient* HTTPClient::getStreamPtr(void)
return nullptr;
}
/**
* write all message body / payload to Stream
* @param stream Stream *
* @return bytes written ( negative values are error codes )
*/
int HTTPClient::writeToStream(Stream * stream)
{
return writeToPrint(stream);
}
/**
* write all message body / payload to Print
* @param print Print *
* @return bytes written ( negative values are error codes )
*/
int HTTPClient::writeToPrint(Print * print)
{
if(!print) {
return returnError(HTTPC_ERROR_NO_STREAM);
}
// Only return error if not connected and no data available, because otherwise ::getString() will return an error instead of an empty
// string when the server returned a http code 204 (no content)
if(!connected() && _transferEncoding != HTTPC_TE_IDENTITY && _size > 0) {
return returnError(HTTPC_ERROR_NOT_CONNECTED);
}
// get length of document (is -1 when Server sends no Content-Length header)
int len = _size;
int ret = 0;
if(_transferEncoding == HTTPC_TE_IDENTITY) {
// len < 0: transfer all of it, with timeout
// len >= 0: max:len, with timeout
ret = _client->sendSize(print, len);
// do we have an error?
if(_client->getLastSendReport() != Stream::Report::Success) {
return returnError(StreamReportToHttpClientReport(_client->getLastSendReport()));
}
} else if(_transferEncoding == HTTPC_TE_CHUNKED) {
int size = 0;
while(1) {
if(!connected()) {
return returnError(HTTPC_ERROR_CONNECTION_LOST);
}
String chunkHeader = _client->readStringUntil('\n');
if(chunkHeader.length() <= 0) {
return returnError(HTTPC_ERROR_READ_TIMEOUT);
}
chunkHeader.trim(); // remove \r
// read size of chunk
len = (uint32_t) strtol((const char *) chunkHeader.c_str(), NULL, 16);
size += len;
DEBUG_HTTPCLIENT("[HTTP-Client] read chunk len: %d\n", len);
// data left?
if(len > 0) {
// read len bytes with timeout
int r = _client->sendSize(print, len);
if (_client->getLastSendReport() != Stream::Report::Success)
// not all data transferred
return returnError(StreamReportToHttpClientReport(_client->getLastSendReport()));
ret += r;
} else {
// if no length Header use global chunk size
if(_size <= 0) {
_size = size;
}
// check if we have write all data out
if(ret != _size) {
return returnError(HTTPC_ERROR_STREAM_WRITE);
}
break;
}
// read trailing \r\n at the end of the chunk
char buf[2];
auto trailing_seq_len = _client->readBytes((uint8_t*)buf, 2);
if (trailing_seq_len != 2 || buf[0] != '\r' || buf[1] != '\n') {
return returnError(HTTPC_ERROR_READ_TIMEOUT);
}
esp_yield();
}
} else {
return returnError(HTTPC_ERROR_ENCODING);
}
disconnect(true);
return ret;
}
/**
* return all payload as String (may need lot of ram or trigger out of memory!)
* @return String