nghttp2/src/shrpx_null_downstream_conne...

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/*
* nghttp2 - HTTP/2 C Library
*
* Copyright (c) 2021 Tatsuhiro Tsujikawa
*
* Permission is hereby granted, free of charge, to any person obtaining
* a copy of this software and associated documentation files (the
* "Software"), to deal in the Software without restriction, including
* without limitation the rights to use, copy, modify, merge, publish,
* distribute, sublicense, and/or sell copies of the Software, and to
* permit persons to whom the Software is furnished to do so, subject to
* the following conditions:
*
* The above copyright notice and this permission notice shall be
* included in all copies or substantial portions of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
* NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
* LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
* OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
* WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
*/
#include "shrpx_null_downstream_connection.h"
#include "shrpx_upstream.h"
#include "shrpx_downstream.h"
#include "shrpx_log.h"
namespace shrpx {
NullDownstreamConnection::NullDownstreamConnection(
const std::shared_ptr<DownstreamAddrGroup> &group)
: group_(group) {}
NullDownstreamConnection::~NullDownstreamConnection() {}
int NullDownstreamConnection::attach_downstream(Downstream *downstream) {
if (LOG_ENABLED(INFO)) {
DCLOG(INFO, this) << "Attaching to DOWNSTREAM:" << downstream;
}
downstream_ = downstream;
return 0;
}
void NullDownstreamConnection::detach_downstream(Downstream *downstream) {
if (LOG_ENABLED(INFO)) {
DCLOG(INFO, this) << "Detaching from DOWNSTREAM:" << downstream;
}
downstream_ = nullptr;
}
int NullDownstreamConnection::push_request_headers() { return 0; }
int NullDownstreamConnection::push_upload_data_chunk(const uint8_t *data,
size_t datalen) {
return 0;
}
int NullDownstreamConnection::end_upload_data() { return 0; }
void NullDownstreamConnection::pause_read(IOCtrlReason reason) {}
int NullDownstreamConnection::resume_read(IOCtrlReason reason,
size_t consumed) {
return 0;
}
void NullDownstreamConnection::force_resume_read() {}
int NullDownstreamConnection::on_read() { return 0; }
int NullDownstreamConnection::on_write() { return 0; }
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void NullDownstreamConnection::on_upstream_change(Upstream *upstream) {}
bool NullDownstreamConnection::poolable() const { return false; }
const std::shared_ptr<DownstreamAddrGroup> &
NullDownstreamConnection::get_downstream_addr_group() const {
return group_;
}
DownstreamAddr *NullDownstreamConnection::get_addr() const { return nullptr; }
} // namespace shrpx