Adding upstream version 1.52.0.upstream/1.52.0upstream

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>

1 files changed, 88 insertions, 0 deletions

diff --git a/src/shrpx_null_downstream_connection.cc b/src/shrpx_null_downstream_connection.cc
new file mode 100644
index 0000000..cd81c8a
--- /dev/null
+++ b/src/shrpx_null_downstream_connection.cc
@@ -0,0 +1,88 @@
+/*
+ * 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; }
+
+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