From 19fcec84d8d7d21e796c7624e521b60d28ee21ed Mon Sep 17 00:00:00 2001
From: Daniel Baumann <daniel.baumann@progress-linux.org>
Date: Sun, 7 Apr 2024 20:45:59 +0200
Subject: Adding upstream version 16.2.11+ds.

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
---
 src/cls/queue/cls_queue_client.cc | 87 +++++++++++++++++++++++++++++++++++++++
 1 file changed, 87 insertions(+)
 create mode 100644 src/cls/queue/cls_queue_client.cc

(limited to 'src/cls/queue/cls_queue_client.cc')

diff --git a/src/cls/queue/cls_queue_client.cc b/src/cls/queue/cls_queue_client.cc
new file mode 100644
index 000000000..97f67d3d7
--- /dev/null
+++ b/src/cls/queue/cls_queue_client.cc
@@ -0,0 +1,87 @@
+// -*- mode:C++; tab-width:8; c-basic-offset:2; indent-tabs-mode:t -*-
+// vim: ts=8 sw=2 smarttab
+#include <errno.h>
+
+#include "cls/queue/cls_queue_ops.h"
+#include "cls/queue/cls_queue_const.h"
+#include "cls/queue/cls_queue_client.h"
+
+using namespace librados;
+
+void cls_queue_init(ObjectWriteOperation& op, const string& queue_name, uint64_t size)
+{
+  bufferlist in;
+  cls_queue_init_op call;
+  call.max_urgent_data_size = 0;
+  call.queue_size = size;
+  encode(call, in);
+  op.exec(QUEUE_CLASS, QUEUE_INIT, in);
+}
+
+int cls_queue_get_capacity(IoCtx& io_ctx, const string& oid, uint64_t& size)
+{
+  bufferlist in, out;
+  int r = io_ctx.exec(oid, QUEUE_CLASS, QUEUE_GET_CAPACITY, in, out);
+  if (r < 0)
+    return r;
+
+  cls_queue_get_capacity_ret op_ret;
+  auto iter = out.cbegin();
+  try {
+    decode(op_ret, iter);
+  } catch (buffer::error& err) {
+    return -EIO;
+  }
+
+  size = op_ret.queue_capacity;
+
+  return 0;
+}
+
+void cls_queue_enqueue(ObjectWriteOperation& op, uint32_t expiration_secs, vector<bufferlist> bl_data_vec)
+{
+  bufferlist in;
+  cls_queue_enqueue_op call;
+  call.bl_data_vec = std::move(bl_data_vec);
+  encode(call, in);
+  op.exec(QUEUE_CLASS, QUEUE_ENQUEUE, in);
+}
+
+int cls_queue_list_entries(IoCtx& io_ctx, const string& oid, const string& marker, uint32_t max,
+                            vector<cls_queue_entry>& entries,
+                            bool *truncated, string& next_marker)
+{
+  bufferlist in, out;
+  cls_queue_list_op op;
+  op.start_marker = marker;
+  op.max = max;
+  encode(op, in);
+
+  int r = io_ctx.exec(oid, QUEUE_CLASS, QUEUE_LIST_ENTRIES, in, out);
+  if (r < 0)
+    return r;
+
+  cls_queue_list_ret ret;
+  auto iter = out.cbegin();
+  try {
+    decode(ret, iter);
+  } catch (buffer::error& err) {
+    return -EIO;
+  }
+
+  entries = std::move(ret.entries);
+  *truncated = ret.is_truncated;
+
+  next_marker = std::move(ret.next_marker);
+
+  return 0;
+}
+
+void cls_queue_remove_entries(ObjectWriteOperation& op, const string& end_marker)
+{
+  bufferlist in, out;
+  cls_queue_remove_op rem_op;
+  rem_op.end_marker = end_marker;
+  encode(rem_op, in);
+  op.exec(QUEUE_CLASS, QUEUE_REMOVE_ENTRIES, in);
+}
-- 
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