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Diffstat (limited to '')
-rw-r--r-- | src/librbd/watcher/Types.h | 71 |
1 files changed, 71 insertions, 0 deletions
diff --git a/src/librbd/watcher/Types.h b/src/librbd/watcher/Types.h new file mode 100644 index 000000000..d1517fb0f --- /dev/null +++ b/src/librbd/watcher/Types.h @@ -0,0 +1,71 @@ +// -*- mode:C++; tab-width:8; c-basic-offset:2; indent-tabs-mode:t -*- +// vim: ts=8 sw=2 smarttab + +#ifndef CEPH_LIBRBD_WATCHER_TYPES_H +#define CEPH_LIBRBD_WATCHER_TYPES_H + +#include "include/int_types.h" +#include "include/buffer_fwd.h" +#include "include/encoding.h" + +namespace ceph { class Formatter; } + +namespace librbd { + +class Watcher; + +namespace watcher { + +struct ClientId { + uint64_t gid; + uint64_t handle; + + ClientId() : gid(0), handle(0) {} + ClientId(uint64_t gid, uint64_t handle) : gid(gid), handle(handle) {} + + void encode(bufferlist& bl) const; + void decode(bufferlist::const_iterator& it); + void dump(Formatter *f) const; + + inline bool is_valid() const { + return (*this != ClientId()); + } + + inline bool operator==(const ClientId &rhs) const { + return (gid == rhs.gid && handle == rhs.handle); + } + inline bool operator!=(const ClientId &rhs) const { + return !(*this == rhs); + } + inline bool operator<(const ClientId &rhs) const { + if (gid != rhs.gid) { + return gid < rhs.gid; + } else { + return handle < rhs.handle; + } + } +}; + +struct NotifyResponse { + std::map<ClientId, bufferlist> acks; + std::vector<ClientId> timeouts; + + void encode(bufferlist& bl) const; + void decode(bufferlist::const_iterator& it); +}; + +template <typename ImageCtxT> +struct Traits { + typedef librbd::Watcher Watcher; +}; + +std::ostream &operator<<(std::ostream &out, + const ClientId &client); + +WRITE_CLASS_ENCODER(ClientId); +WRITE_CLASS_ENCODER(NotifyResponse); + +} // namespace watcher +} // namespace librbd + +#endif // CEPH_LIBRBD_WATCHER_TYPES_H |