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d4cf29525f
BOOL->bool FALSE->false TRUE->true u_int*_t->uint*_t Also poisoned all of the variables git-svn-id: file:///svn/toku/tokudb@46157 c7de825b-a66e-492c-adef-691d508d4ae1
114 lines
3.1 KiB
C++
114 lines
3.1 KiB
C++
/* -*- mode: C++; c-basic-offset: 4; indent-tabs-mode: nil -*- */
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// vim: ft=cpp:expandtab:ts=8:sw=4:softtabstop=4:
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#ifndef FT_CACHETABLE_WRAPPERS_H
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#define FT_CACHETABLE_WRAPPERS_H
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#ident "$Id$"
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#ident "Copyright (c) 2007-2012 Tokutek Inc. All rights reserved."
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#ident "The technology is licensed by the Massachusetts Institute of Technology, Rutgers State University of New Jersey, and the Research Foundation of State University of New York at Stony Brook under United States of America Serial No. 11/760379 and to the patents and/or patent applications resulting from it."
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#include <fttypes.h>
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#include "cachetable.h"
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/**
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* Put an empty node (that is, no fields filled) into the cachetable.
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* In the process, write dependent nodes out for checkpoint if
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* necessary.
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*/
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void
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cachetable_put_empty_node_with_dep_nodes(
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FT h,
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uint32_t num_dependent_nodes,
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FTNODE* dependent_nodes,
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BLOCKNUM* name, //output
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uint32_t* fullhash, //output
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FTNODE* result
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);
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/**
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* Create a new ftnode with specified height and number of children.
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* In the process, write dependent nodes out for checkpoint if
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* necessary.
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*/
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void
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create_new_ftnode_with_dep_nodes(
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FT h,
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FTNODE *result,
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int height,
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int n_children,
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uint32_t num_dependent_nodes,
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FTNODE* dependent_nodes
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);
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/**
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* Create a new ftnode with specified height
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* and children.
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* Used for test functions only.
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*/
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void
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toku_create_new_ftnode (
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FT_HANDLE t,
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FTNODE *result,
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int height,
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int n_children
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);
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/**
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* toku_pin_ftnode either pins a ftnode, if the operation is fast (because
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* a partial fetch is not required and there is no contention for the node)
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* or it returns TOKUDB_TRY_AGAIN after unlocking its ancestors (using
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* unlockers and ancestors) and bringing the necessary pieces of the node
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* into memory.
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*/
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int
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toku_pin_ftnode(
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FT_HANDLE brt,
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BLOCKNUM blocknum,
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uint32_t fullhash,
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UNLOCKERS unlockers,
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ANCESTORS ancestors,
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const PIVOT_BOUNDS pbounds,
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FTNODE_FETCH_EXTRA bfe,
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bool may_modify_node,
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bool apply_ancestor_messages, // this bool is probably temporary, for #3972, once we know how range query estimates work, will revisit this
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FTNODE *node_p,
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bool* msgs_applied
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);
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/**
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* Unfortunately, this function is poorly named
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* as over time, client threads have also started
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* calling this function.
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* This function returns a pinned ftnode to the caller.
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* Unlike toku_pin_ftnode, this function blocks until the node is pinned.
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*/
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void
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toku_pin_ftnode_off_client_thread(
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FT h,
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BLOCKNUM blocknum,
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uint32_t fullhash,
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FTNODE_FETCH_EXTRA bfe,
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bool may_modify_node,
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uint32_t num_dependent_nodes,
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FTNODE* dependent_nodes,
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FTNODE *node_p
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);
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/**
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* Effect: Unpin a brt node. Used for
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* nodes that were pinned off client thread.
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*/
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void
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toku_unpin_ftnode_off_client_thread(FT h, FTNODE node);
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/**
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* Effect: Unpin a brt node.
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* Used for nodes pinned on a client thread
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*/
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void
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toku_unpin_ftnode(FT h, FTNODE node);
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void
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toku_unpin_ftnode_read_only(FT_HANDLE brt, FTNODE node);
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#endif
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