initial code repo

[stor4nfv.git] / src / ceph / src / cls / log / cls_log_ops.h

diff --git a/src/ceph/src/cls/log/cls_log_ops.h b/src/ceph/src/cls/log/cls_log_ops.h
new file mode 100644 (file)
index 0000000..67dfcd5
--- /dev/null
+++ b/src/ceph/src/cls/log/cls_log_ops.h
@@ -0,0 +1,156 @@
+// -*- mode:C++; tab-width:8; c-basic-offset:2; indent-tabs-mode:t -*-
+// vim: ts=8 sw=2 smarttab
+
+#ifndef CEPH_CLS_LOG_OPS_H
+#define CEPH_CLS_LOG_OPS_H
+
+#include "cls_log_types.h"
+
+struct cls_log_add_op {
+  list<cls_log_entry> entries;
+  bool monotonic_inc;
+
+  cls_log_add_op() : monotonic_inc(true) {}
+
+  void encode(bufferlist& bl) const {
+    ENCODE_START(2, 1, bl);
+    ::encode(entries, bl);
+    ::encode(monotonic_inc, bl);
+    ENCODE_FINISH(bl);
+  }
+
+  void decode(bufferlist::iterator& bl) {
+    DECODE_START(2, bl);
+    ::decode(entries, bl);
+    if (struct_v >= 2) {
+      ::decode(monotonic_inc, bl);
+    }
+    DECODE_FINISH(bl);
+  }
+};
+WRITE_CLASS_ENCODER(cls_log_add_op)
+
+struct cls_log_list_op {
+  utime_t from_time;
+  string marker; /* if not empty, overrides from_time */
+  utime_t to_time; /* not inclusive */
+  int max_entries; /* upperbound to returned num of entries
+                      might return less than that and still be truncated */
+
+  cls_log_list_op() : max_entries(0) {}
+
+  void encode(bufferlist& bl) const {
+    ENCODE_START(1, 1, bl);
+    ::encode(from_time, bl);
+    ::encode(marker, bl);
+    ::encode(to_time, bl);
+    ::encode(max_entries, bl);
+    ENCODE_FINISH(bl);
+  }
+
+  void decode(bufferlist::iterator& bl) {
+    DECODE_START(1, bl);
+    ::decode(from_time, bl);
+    ::decode(marker, bl);
+    ::decode(to_time, bl);
+    ::decode(max_entries, bl);
+    DECODE_FINISH(bl);
+  }
+};
+WRITE_CLASS_ENCODER(cls_log_list_op)
+
+struct cls_log_list_ret {
+  list<cls_log_entry> entries;
+  string marker;
+  bool truncated;
+
+  cls_log_list_ret() : truncated(false) {}
+
+  void encode(bufferlist& bl) const {
+    ENCODE_START(1, 1, bl);
+    ::encode(entries, bl);
+    ::encode(marker, bl);
+    ::encode(truncated, bl);
+    ENCODE_FINISH(bl);
+  }
+
+  void decode(bufferlist::iterator& bl) {
+    DECODE_START(1, bl);
+    ::decode(entries, bl);
+    ::decode(marker, bl);
+    ::decode(truncated, bl);
+    DECODE_FINISH(bl);
+  }
+};
+WRITE_CLASS_ENCODER(cls_log_list_ret)
+
+
+/*
+ * operation will return 0 when successfully removed but not done. Will return
+ * -ENODATA when done, so caller needs to repeat sending request until that.
+ */
+struct cls_log_trim_op {
+  utime_t from_time;
+  utime_t to_time; /* inclusive */
+  string from_marker;
+  string to_marker;
+
+  cls_log_trim_op() {}
+
+  void encode(bufferlist& bl) const {
+    ENCODE_START(2, 1, bl);
+    ::encode(from_time, bl);
+    ::encode(to_time, bl);
+    ::encode(from_marker, bl);
+    ::encode(to_marker, bl);
+    ENCODE_FINISH(bl);
+  }
+
+  void decode(bufferlist::iterator& bl) {
+    DECODE_START(2, bl);
+    ::decode(from_time, bl);
+    ::decode(to_time, bl);
+    if (struct_v >= 2) {
+    ::decode(from_marker, bl);
+    ::decode(to_marker, bl);
+    }
+    DECODE_FINISH(bl);
+  }
+};
+WRITE_CLASS_ENCODER(cls_log_trim_op)
+
+struct cls_log_info_op {
+  cls_log_info_op() {}
+
+  void encode(bufferlist& bl) const {
+    ENCODE_START(1, 1, bl);
+    // currently empty request
+    ENCODE_FINISH(bl);
+  }
+
+  void decode(bufferlist::iterator& bl) {
+    DECODE_START(1, bl);
+    // currently empty request
+    DECODE_FINISH(bl);
+  }
+};
+WRITE_CLASS_ENCODER(cls_log_info_op)
+
+struct cls_log_info_ret {
+  cls_log_header header;
+
+  void encode(bufferlist& bl) const {
+    ENCODE_START(1, 1, bl);
+    ::encode(header, bl);
+    ENCODE_FINISH(bl);
+  }
+
+  void decode(bufferlist::iterator& bl) {
+    DECODE_START(1, bl);
+    ::decode(header, bl);
+    DECODE_FINISH(bl);
+  }
+};
+WRITE_CLASS_ENCODER(cls_log_info_ret)
+
+#endif