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Move device_details_traits into the device_tree_detail namespace.

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This commit is contained in:
Joe Thornber
2013-05-20 16:35:26 +01:00
parent fcb617f858
commit 35880f3038
8 changed files with 62 additions and 64 deletions
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29
thin-provisioning/device_tree.h
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@@ -4,14 +4,33 @@
#include "persistent-data/data-structures/btree.h"
#include "persistent-data/range.h"
#include "thin-provisioning/metadata_disk_structures.h"
//----------------------------------------------------------------
namespace thin_provisioning {
typedef persistent_data::btree<1, device_details_traits> device_tree;
namespace device_tree_detail {
struct device_details_disk {
le64 mapped_blocks_;
le64 transaction_id_; /* when created */
le32 creation_time_;
le32 snapshotted_time_;
} __attribute__ ((packed));
struct device_details {
uint64_t mapped_blocks_;
uint64_t transaction_id_; /* when created */
uint32_t creation_time_;
uint32_t snapshotted_time_;
};
struct device_details_traits {
typedef device_details_disk disk_type;
typedef device_details value_type;
typedef persistent_data::no_op_ref_counter<device_details> ref_counter;
static void unpack(device_details_disk const &disk, device_details &value);
static void pack(device_details const &value, device_details_disk &disk);
};
class damage_visitor;
struct damage {
@@ -42,6 +61,8 @@ namespace thin_provisioning {
};
typedef persistent_data::btree<1, device_tree_detail::device_details_traits> device_tree;
void check_device_tree(device_tree const &tree,
device_tree_detail::damage_visitor &visitor);
}