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74 lines
2.9 KiB
C
74 lines
2.9 KiB
C
/* -*- mode: C; c-basic-offset: 4 -*- */
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#ifndef FT_H
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#define FT_H
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#ident "$Id: ft.h 43422 2012-05-12 17:51:02Z zardosht $"
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#ident "Copyright (c) 2007-2010 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 "ybt.h"
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#include <db.h>
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#include "cachetable.h"
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#include "log.h"
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#include "ft-search.h"
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#include "compress.h"
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void toku_ft_suppress_rollbacks(FT h, TOKUTXN txn);
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//Effect: suppresses rollback logs
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void toku_ft_init_treelock(FT h);
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void toku_ft_destroy_treelock(FT h);
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void toku_ft_grab_treelock(FT h);
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void toku_ft_release_treelock(FT h);
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int toku_create_new_ft(FT_HANDLE t, CACHEFILE cf, TOKUTXN txn);
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void toku_ft_free (FT h);
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int toku_read_ft_and_store_in_cachefile (FT_HANDLE brt, CACHEFILE cf, LSN max_acceptable_lsn, FT *header, BOOL* was_open);
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void toku_ft_note_ft_handle_open(FT_HANDLE live);
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int toku_ft_needed(FT h);
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int toku_remove_ft (FT h, char **error_string, BOOL oplsn_valid, LSN oplsn) __attribute__ ((warn_unused_result));
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FT_HANDLE toku_ft_get_some_existing_ft_handle(FT h);
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void toku_ft_note_hot_begin(FT_HANDLE brt);
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void toku_ft_note_hot_complete(FT_HANDLE brt, BOOL success, MSN msn_at_start_of_hot);
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void
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toku_ft_init(
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FT h,
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BLOCKNUM root_blocknum_on_disk,
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LSN checkpoint_lsn,
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TXNID root_xid_that_created,
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uint32_t target_nodesize,
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uint32_t target_basementnodesize,
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enum toku_compression_method compression_method
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);
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int toku_dictionary_redirect_abort(FT old_h, FT new_h, TOKUTXN txn) __attribute__ ((warn_unused_result));
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int toku_dictionary_redirect (const char *dst_fname_in_env, FT_HANDLE old_ft, TOKUTXN txn);
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void toku_reset_root_xid_that_created(FT h, TXNID new_root_xid_that_created);
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// Reset the root_xid_that_created field to the given value.
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// This redefines which xid created the dictionary.
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BOOL
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toku_ft_maybe_add_txn_ref(FT h, TOKUTXN txn);
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void
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toku_ft_remove_txn_ref(FT h, TOKUTXN txn);
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void toku_calculate_root_offset_pointer ( FT h, CACHEKEY* root_key, u_int32_t *roothash);
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void toku_ft_set_new_root_blocknum(FT h, CACHEKEY new_root_key);
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LSN toku_ft_checkpoint_lsn(FT h) __attribute__ ((warn_unused_result));
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int toku_ft_set_panic(FT h, int panic, char *panic_string) __attribute__ ((warn_unused_result));
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void toku_ft_stat64 (FT h, struct ftstat64_s *s);
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int toku_update_descriptor(FT h, DESCRIPTOR d, int fd);
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// Note: See the locking discussion in ft-ops.c for toku_ft_change_descriptor and toku_update_descriptor.
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void toku_ft_update_cmp_descriptor(FT h);
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void toku_ft_update_stats(STAT64INFO headerstats, STAT64INFO_S delta);
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void toku_ft_decrease_stats(STAT64INFO headerstats, STAT64INFO_S delta);
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#endif
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