#ifndef _DB_H #define _DB_H /* This code generated by make_db_h. Copyright (c) 2007, 2008 Tokutek */ #ident "Copyright (c) 2007, 2008 Tokutek Inc. All rights reserved." #include /*stdio is needed for the FILE* in db->verify*/ #include #include #if defined(__cplusplus) extern "C" { #endif #define TOKUDB 1 #define TOKUDB_NATIVE_H 1 #define DB_VERSION_MAJOR 4 #define DB_VERSION_MINOR 6 #define DB_VERSION_PATCH 19 #ifndef _TOKUDB_WRAP_H #define DB_VERSION_STRING "Tokutek: TokuDB 4.6.19" #else #define DB_VERSION_STRING_ydb "Tokutek: TokuDB (wrapped bdb)" #endif #ifndef TOKU_OFF_T_DEFINED #define TOKU_OFF_T_DEFINED typedef int64_t toku_off_t; #endif typedef struct __toku_db_env DB_ENV; typedef struct __toku_db_key_range DB_KEY_RANGE; typedef struct __toku_db_lsn DB_LSN; typedef struct __toku_db DB; typedef struct __toku_db_txn DB_TXN; typedef struct __toku_db_txn_active DB_TXN_ACTIVE; typedef struct __toku_db_txn_stat DB_TXN_STAT; typedef struct __toku_dbc DBC; typedef struct __toku_dbt DBT; typedef u_int32_t db_recno_t; typedef int(*YDB_CALLBACK_FUNCTION)(DBT const*, DBT const*, void*); #include #ifndef __BIGGEST_ALIGNMENT__ #define __BIGGEST_ALIGNMENT__ 16 #endif typedef struct __toku_db_btree_stat64 { u_int64_t bt_nkeys; /* how many unique keys (guaranteed only to be an estimate, even when flattened) */ u_int64_t bt_ndata; /* how many key-value pairs (an estimate, but exact when flattened) */ u_int64_t bt_dsize; /* how big are the keys+values (not counting the lengths) (an estimate, unless flattened) */ u_int64_t bt_fsize; /* how big is the underlying file */ } DB_BTREE_STAT64; typedef struct __toku_loader DB_LOADER; struct __toku_loader_internal; struct __toku_loader { struct __toku_loader_internal *i; int (*set_error_callback)(DB_LOADER *loader, void (*error_cb)(DB *db, int i, int err, DBT *key, DBT *val, void *error_extra), void *error_extra); /* set the error callback */ int (*set_poll_function)(DB_LOADER *loader, int (*poll_func)(void *extra, float progress), void *poll_extra); /* set the polling function */ int (*put)(DB_LOADER *loader, DBT *key, DBT* val); /* give a row to the loader */ int (*close)(DB_LOADER *loader); /* finish loading, free memory */ int (*abort)(DB_LOADER *loader); /* abort loading, free memory */ }; typedef struct __toku_indexer DB_INDEXER; struct __toku_indexer_internal; struct __toku_indexer { struct __toku_indexer_internal *i; int (*set_error_callback)(DB_INDEXER *indexer, void (*error_cb)(DB *db, int i, int err, DBT *key, DBT *val, void *error_extra), void *error_extra); /* set the error callback */ int (*set_poll_function)(DB_INDEXER *indexer, int (*poll_func)(void *extra, float progress), void *poll_extra); /* set the polling function */ int (*build)(DB_INDEXER *indexer); /* build the indexes */ int (*close)(DB_INDEXER *indexer); /* finish indexing, free memory */ int (*abort)(DB_INDEXER *indexer); /* abort indexing, free memory */ }; typedef struct __toku_engine_status { char creationtime[26]; /* time of environment creation */ char startuptime[26]; /* time of engine startup */ char now[26]; /* time of engine status query (i.e. now) */ u_int64_t ydb_lock_ctr; /* how many times has ydb lock been taken/released */ u_int64_t max_possible_sleep; /* max possible sleep time for ydb lock scheduling (constant) */ u_int64_t processor_freq_mhz; /* clock frequency in MHz */ u_int64_t max_requested_sleep; /* max sleep time requested, can be larger than max possible */ u_int64_t times_max_sleep_used; /* number of times the max_possible_sleep was used to sleep */ u_int64_t total_sleepers; /* total number of times a client slept for ydb lock scheduling */ u_int64_t total_sleep_time; /* total time spent sleeping for ydb lock scheduling */ u_int64_t max_waiters; /* max number of simultaneous client threads kept waiting for ydb lock */ u_int64_t total_waiters; /* total number of times a client thread waited for ydb lock */ u_int64_t total_clients; /* total number of separate client threads that use ydb lock */ u_int64_t time_ydb_lock_held_unavailable; /* number of times a thread migrated and theld is unavailable */ u_int64_t max_time_ydb_lock_held; /* max time a client thread held the ydb lock */ u_int64_t total_time_ydb_lock_held;/* total time client threads held the ydb lock */ u_int32_t checkpoint_period; /* delay between automatic checkpoints */ u_int32_t checkpoint_footprint; /* state of checkpoint procedure */ char checkpoint_time_begin[26]; /* time of last checkpoint begin */ char checkpoint_time_begin_complete[26]; /* time of last complete checkpoint begin */ char checkpoint_time_end[26]; /* time of last checkpoint end */ u_int64_t checkpoint_last_lsn; /* LSN of last complete checkpoint */ u_int32_t checkpoint_count; /* number of checkpoints taken */ u_int32_t checkpoint_count_fail; /* number of checkpoints failed */ u_int64_t txn_begin; /* number of transactions ever begun */ u_int64_t txn_commit; /* txn commit operations */ u_int64_t txn_abort; /* txn abort operations */ u_int64_t txn_close; /* txn completions (should equal commit+abort) */ u_int64_t txn_oldest_live; /* oldest extant txn */ u_int64_t next_lsn; /* lsn that will be assigned to next log entry */ u_int64_t cachetable_lock_taken; /* how many times has cachetable lock been taken */ u_int64_t cachetable_lock_released;/* how many times has cachetable lock been released */ u_int64_t cachetable_hit; /* how many cache hits */ u_int64_t cachetable_miss; /* how many cache misses */ u_int64_t cachetable_misstime; /* how many usec spent waiting for disk read because of cache miss */ u_int64_t cachetable_waittime; /* how many usec spent waiting for another thread to release cache line */ u_int64_t cachetable_wait_reading; /* how many times get_and_pin waits for a node to be read */ u_int64_t cachetable_wait_writing; /* how many times get_and_pin waits for a node to be written */ u_int64_t cachetable_wait_checkpoint; /* how many times get_and_pin waits for a node to be written for a checkpoint*/ u_int64_t puts; /* how many times has a newly created node been put into the cachetable */ u_int64_t prefetches; /* how many times has a block been prefetched into the cachetable */ u_int64_t maybe_get_and_pins; /* how many times has maybe_get_and_pin(_clean) been called */ u_int64_t maybe_get_and_pin_hits; /* how many times has get_and_pin(_clean) returned with a node */ int64_t cachetable_size_current; /* sum of the sizes of the nodes represented in the cachetable */ int64_t cachetable_size_limit; /* the limit to the sum of the node sizes */ int64_t cachetable_size_writing; /* the sum of the sizes of the nodes being written */ int64_t get_and_pin_footprint; /* state of get_and_pin procedure */ int64_t local_checkpoint; /* number of times a local checkpoint is taken for commit */ int64_t local_checkpoint_files; /* number of files subjec to local checkpoint is taken for commit */ int64_t local_checkpoint_during_checkpoint; /* number of times a local checkpoint happens during normal checkpoint */ u_int32_t range_locks_max; /* max total number of range locks */ u_int32_t range_locks_curr; /* total range locks currently in use */ u_int64_t range_locks_max_memory; /* max total bytes of range locks */ u_int64_t range_locks_curr_memory; /* total bytes of range locks currently in use */ u_int32_t range_lock_escalation_successes; /* number of times range locks escalation succeeded */ u_int32_t range_lock_escalation_failures; /* number of times range locks escalation failed */ u_int64_t range_read_locks; /* total range read locks taken */ u_int64_t range_read_locks_fail; /* total range read locks unable to be taken */ u_int64_t range_out_of_read_locks; /* total times range read locks exhausted */ u_int64_t range_write_locks; /* total range write locks taken */ u_int64_t range_write_locks_fail; /* total range write locks unable to be taken */ u_int64_t range_out_of_write_locks; /* total times range write locks exhausted */ u_int64_t inserts; /* ydb row insert operations */ u_int64_t inserts_fail; /* ydb row insert operations that failed */ u_int64_t deletes; /* ydb row delete operations */ u_int64_t deletes_fail; /* ydb row delete operations that failed */ u_int64_t updates; /* ydb row update operations */ u_int64_t updates_fail; /* ydb row update operations that failed */ u_int64_t multi_inserts; /* ydb multi_row insert operations, dictionaray count */ u_int64_t multi_inserts_fail; /* ydb multi_row insert operations that failed, dictionary count */ u_int64_t multi_deletes; /* ydb multi_row delete operations, dictionary count */ u_int64_t multi_deletes_fail; /* ydb multi_row delete operations that failed, dictionary count */ u_int64_t multi_updates; /* ydb row update operations, dictionary count */ u_int64_t multi_updates_fail; /* ydb row update operations that failed, dictionary count */ u_int64_t point_queries; /* ydb point queries */ u_int64_t sequential_queries; /* ydb sequential queries */ u_int64_t fsync_count; /* number of times fsync performed */ u_int64_t fsync_time; /* total time required to fsync */ u_int64_t logger_ilock_ctr; /* how many times has logger input lock been taken or released */ u_int64_t logger_olock_ctr; /* how many times has logger output condition lock been taken or released */ u_int64_t logger_swap_ctr; /* how many times have logger buffers been swapped */ char enospc_most_recent[26]; /* time of most recent ENOSPC error return from disk write */ u_int64_t enospc_threads_blocked; /* how many threads are currently blocked by ENOSPC */ u_int64_t enospc_ctr; /* how many times has ENOSPC been returned by disk write */ u_int64_t enospc_redzone_ctr; /* how many times has ENOSPC been returned to user (red zone) */ u_int64_t enospc_state; /* state of ydb-level ENOSPC prevention (0 = green, 1 = yellow, 2 = red) */ u_int64_t loader_create; /* number of loaders created */ u_int64_t loader_create_fail; /* number of failed loader creations */ u_int64_t loader_put; /* number of loader puts */ u_int64_t loader_close; /* number of loaders closed (succeed or fail) */ u_int64_t loader_close_fail; /* number of loaders closed with error return */ u_int64_t loader_abort; /* number of loaders aborted */ u_int32_t loader_current; /* number of loaders currently existing */ u_int32_t loader_max; /* max number of loaders extant simultaneously */ u_int64_t logsuppress; /* number of times logging is suppressed */ u_int64_t logsuppressfail; /* number of times logging cannot be suppressed */ u_int64_t upgrade_env_status; /* Was an environment upgrade done? What was done? */ u_int64_t upgrade_header; /* how many brt headers were upgraded? */ u_int64_t upgrade_nonleaf; /* how many brt nonleaf nodes were upgraded? */ u_int64_t upgrade_leaf; /* how many brt leaf nodes were upgraded? */ u_int64_t original_ver; /* original environment version */ u_int64_t ver_at_startup; /* environment version at startup */ u_int64_t last_lsn_v12; /* last lsn of version 12 environment */ char upgrade_v13_time[26]; /* timestamp of when upgrade to version 13 environment was done */ u_int64_t env_panic; /* non-zero if environment is panicked */ u_int64_t logger_panic; /* non-zero if logger is panicked */ u_int64_t logger_panic_errno; /* non-zero if environment is panicked */ } ENGINE_STATUS; typedef enum { DB_BTREE=1, DB_UNKNOWN=5 } DBTYPE; #ifndef _TOKUDB_WRAP_H #define DB_VERB_DEADLOCK 1 #define DB_VERB_RECOVERY 8 #define DB_VERB_REPLICATION 32 #define DB_VERB_WAITSFOR 64 #define DB_ARCH_ABS 1 #define DB_ARCH_LOG 4 #define DB_CREATE 1 #define DB_CXX_NO_EXCEPTIONS 1 #define DB_EXCL 16384 #define DB_PRIVATE 8388608 #define DB_RDONLY 32 #define DB_RECOVER 64 #define DB_RUNRECOVERY -30975 #define DB_THREAD 128 #define DB_TXN_NOSYNC 512 #define DB_LOCK_DEFAULT 1 #define DB_LOCK_OLDEST 7 #define DB_LOCK_RANDOM 8 #define DB_KEYFIRST 13 #define DB_KEYLAST 14 #define DB_NOOVERWRITE 20 #define DB_NODUPDATA 19 #define DB_YESOVERWRITE 1 #define DB_NOOVERWRITE_NO_ERROR 2 #define DB_OPFLAGS_MASK 255 #define DB_AUTO_COMMIT 33554432 #define DB_INIT_LOCK 131072 #define DB_INIT_LOG 262144 #define DB_INIT_MPOOL 524288 #define DB_CLOSE_DONT_TRIM_LOG 1048576 #define DB_INIT_TXN 2097152 #define DB_KEYEXIST -30996 #define DB_LOCK_DEADLOCK -30995 #define DB_LOCK_NOTGRANTED -30994 #define DB_NOTFOUND -30989 #define DB_SECONDARY_BAD -30974 #define DB_DONOTINDEX -30998 #define DB_BUFFER_SMALL -30999 #define DB_BADFORMAT -30500 #define DB_DELETE_ANY 65536 #define DB_TRUNCATE_WITHCURSORS 131072 #define DB_FIRST 7 #define DB_LAST 15 #define DB_CURRENT 6 #define DB_NEXT 16 #define DB_NEXT_NODUP 18 #define DB_PREV 23 #define DB_PREV_NODUP 25 #define DB_SET 26 #define DB_SET_RANGE 27 #define DB_CURRENT_BINDING 253 #define DB_SET_RANGE_REVERSE 252 #define DB_RMW 1073741824 #define DB_PRELOCKED 0x00800000 #define DB_PRELOCKED_WRITE 0x00400000 #define DB_DBT_APPMALLOC 1 #define DB_DBT_DUPOK 2 #define DB_DBT_MALLOC 8 #define DB_DBT_MULTIPLE 16 #define DB_DBT_REALLOC 64 #define DB_DBT_USERMEM 256 #define DB_LOG_AUTOREMOVE 524288 #define DB_TXN_WRITE_NOSYNC 4096 #define DB_TXN_NOWAIT 1024 #define DB_TXN_SYNC 16384 #define DB_TXN_SNAPSHOT 268435456 #define DB_READ_UNCOMMITTED 134217728 #define DB_READ_COMMITTED 67108864 #define DB_INHERIT_ISOLATION 1 #define DB_SERIALIZABLE 2 #endif /* TOKUDB specific error codes */ #define TOKUDB_OUT_OF_LOCKS -100000 #define TOKUDB_SUCCEEDED_EARLY -100001 #define TOKUDB_FOUND_BUT_REJECTED -100002 #define TOKUDB_USER_CALLBACK_ERROR -100003 #define TOKUDB_DICTIONARY_TOO_OLD -100004 #define TOKUDB_DICTIONARY_TOO_NEW -100005 #define TOKUDB_DICTIONARY_NO_HEADER -100006 #define TOKUDB_CANCELED -100007 #define TOKUDB_NO_DATA -100008 #define TOKUDB_ACCEPT -100009 #define TOKUDB_MVCC_DICTIONARY_TOO_NEW -100010 #define TOKUDB_UPGRADE_FAILURE -100011 /* LOADER flags */ #define LOADER_USE_PUTS 1 /* in wrap mode, top-level function txn_begin is renamed, but the field isn't renamed, so we have to hack it here.*/ #ifdef _TOKUDB_WRAP_H #undef txn_begin #endif struct __toku_db_env { struct __toku_db_env_internal *i; #define db_env_struct_i(x) ((x)->i) int (*checkpointing_set_period) (DB_ENV*, u_int32_t) /* Change the delay between automatic checkpoints. 0 means disabled. */; int (*checkpointing_get_period) (DB_ENV*, u_int32_t*) /* Retrieve the delay between automatic checkpoints. 0 means disabled. */; int (*checkpointing_postpone) (DB_ENV*) /* Use for 'rename table' or any other operation that must be disjoint from a checkpoint */; int (*checkpointing_resume) (DB_ENV*) /* Alert tokudb 'postpone' is no longer necessary */; int (*checkpointing_begin_atomic_operation) (DB_ENV*) /* Begin a set of operations (that must be atomic as far as checkpoints are concerned). i.e. inserting into every index in one table */; int (*checkpointing_end_atomic_operation) (DB_ENV*) /* End a set of operations (that must be atomic as far as checkpoints are concerned). */; int (*set_default_bt_compare) (DB_ENV*,int (*bt_compare) (DB *, const DBT *, const DBT *)) /* Set default (key) comparison function for all DBs in this environment. Required for RECOVERY since you cannot open the DBs manually. */; int (*get_engine_status) (DB_ENV*, ENGINE_STATUS*, char*, int) /* Fill in status struct, possibly env panic string */; int (*get_engine_status_text) (DB_ENV*, char*, int) /* Fill in status text */; int (*get_iname) (DB_ENV* env, DBT* dname_dbt, DBT* iname_dbt) /* FOR TEST ONLY: lookup existing iname */; int (*create_loader) (DB_ENV *env, DB_TXN *txn, DB_LOADER **blp, DB *src_db, int N, DB *dbs[/*N*/], uint32_t db_flags[/*N*/], uint32_t dbt_flags[/*N*/], uint32_t loader_flags); int (*create_indexer) (DB_ENV *env, DB_TXN *txn, DB_INDEXER **idxrp, DB *src_db, int N, DB *dbs[/*N*/], uint32_t db_flags[/*N*/], uint32_t indexer_flags); void *app_private; int (*put_multiple) (DB_ENV *env, DB *src_db, DB_TXN *txn, const DBT *key, const DBT *val, uint32_t num_dbs, DB **db_array, DBT *keys, DBT *vals, uint32_t *flags_array, void *extra) /* insert into multiple DBs */; int (*set_generate_row_callback_for_put) (DB_ENV *env, int (*generate_row_for_put)(DB *dest_db, DB *src_db, DBT *dest_key, DBT *dest_val, const DBT *src_key, const DBT *src_val, void *extra)); int (*del_multiple) (DB_ENV *env, DB *src_db, DB_TXN *txn, const DBT *key, const DBT *val, uint32_t num_dbs, DB **db_array, DBT *keys, uint32_t *flags_array, void *extra) /* delete from multiple DBs */; int (*set_generate_row_callback_for_del) (DB_ENV *env, int (*generate_row_for_del)(DB *dest_db, DB *src_db, DBT *dest_key, const DBT *src_key, const DBT *src_val, void *extra)); int (*update_multiple) (DB_ENV *env, DB *src_db, DB_TXN *txn, DBT *old_src_key, DBT *old_src_data, DBT *new_src_key, DBT *new_src_data, uint32_t num_dbs, DB **db_array, uint32_t *flags_array, uint32_t num_keys, DBT *keys, uint32_t num_vals, DBT *vals, void *extra) /* update multiple DBs */; int (*get_redzone) (DB_ENV *env, int *redzone) /* get the redzone limit */; int (*set_redzone) (DB_ENV *env, int redzone) /* set the redzone limit in percent of total space */; int (*set_lk_max_memory) (DB_ENV *env, uint64_t max); int (*get_lk_max_memory) (DB_ENV *env, uint64_t *max); void *api1_internal; int (*close) (DB_ENV *, u_int32_t); int (*dbremove) (DB_ENV *, DB_TXN *, const char *, const char *, u_int32_t); int (*dbrename) (DB_ENV *, DB_TXN *, const char *, const char *, const char *, u_int32_t); void (*err) (const DB_ENV *, int, const char *, ...); int (*get_cachesize) (DB_ENV *, u_int32_t *, u_int32_t *, int *); int (*get_flags) (DB_ENV *, u_int32_t *); int (*get_lg_max) (DB_ENV *, u_int32_t*); int (*get_lk_max_locks) (DB_ENV *, u_int32_t *); int (*log_archive) (DB_ENV *, char **[], u_int32_t); int (*log_flush) (DB_ENV *, const DB_LSN *); int (*open) (DB_ENV *, const char *, u_int32_t, int); int (*set_cachesize) (DB_ENV *, u_int32_t, u_int32_t, int); int (*set_data_dir) (DB_ENV *, const char *); void (*set_errcall) (DB_ENV *, void (*)(const DB_ENV *, const char *, const char *)); void (*set_errfile) (DB_ENV *, FILE*); void (*set_errpfx) (DB_ENV *, const char *); int (*set_flags) (DB_ENV *, u_int32_t, int); int (*set_lg_bsize) (DB_ENV *, u_int32_t); int (*set_lg_dir) (DB_ENV *, const char *); int (*set_lg_max) (DB_ENV *, u_int32_t); int (*set_lk_detect) (DB_ENV *, u_int32_t); int (*set_lk_max_locks) (DB_ENV *, u_int32_t); int (*set_tmp_dir) (DB_ENV *, const char *); int (*set_verbose) (DB_ENV *, u_int32_t, int); int (*txn_begin) (DB_ENV *, DB_TXN *, DB_TXN **, u_int32_t); int (*txn_checkpoint) (DB_ENV *, u_int32_t, u_int32_t, u_int32_t); int (*txn_stat) (DB_ENV *, DB_TXN_STAT **, u_int32_t); }; struct __toku_db_key_range { double less; double equal; double greater; }; struct __toku_db_lsn { }; struct __toku_dbt { void*data; u_int32_t size; u_int32_t ulen; u_int32_t flags; }; typedef struct __toku_descriptor { u_int32_t version; DBT dbt; } *DESCRIPTOR, DESCRIPTOR_S; //One header is included in 'data' //One header is included in 'additional for checkpoint' typedef struct __toku_db_fragmentation { uint64_t file_size_bytes; //Total file size in bytes uint64_t data_bytes; //Compressed User Data in bytes uint64_t data_blocks; //Number of blocks of compressed User Data uint64_t checkpoint_bytes_additional; //Additional bytes used for checkpoint system uint64_t checkpoint_blocks_additional; //Additional blocks used for checkpoint system uint64_t unused_bytes; //Unused space in file uint64_t unused_blocks; //Number of contiguous regions of unused space uint64_t largest_unused_block; //Size of largest contiguous unused space } *TOKU_DB_FRAGMENTATION, TOKU_DB_FRAGMENTATION_S; struct __toku_db { struct __toku_db_internal *i; #define db_struct_i(x) ((x)->i) int (*key_range64)(DB*, DB_TXN *, DBT *, u_int64_t *less, u_int64_t *equal, u_int64_t *greater, int *is_exact); int (*stat64)(DB *, DB_TXN *, DB_BTREE_STAT64 *); void *app_private; DB_ENV *dbenv; int (*pre_acquire_table_lock)(DB*, DB_TXN*); int (*pre_acquire_fileops_lock)(DB*, DB_TXN*); const DBT* (*dbt_pos_infty)(void) /* Return the special DBT that refers to positive infinity in the lock table.*/; const DBT* (*dbt_neg_infty)(void)/* Return the special DBT that refers to negative infinity in the lock table.*/; int (*row_size_supported) (DB*, u_int32_t) /* Test whether a row size is supported. */; DESCRIPTOR descriptor /* saved row/dictionary descriptor for aiding in comparisons */; int (*set_descriptor) (DB*, u_int32_t version, const DBT* descriptor) /* set row/dictionary descriptor for a db. Available only while db is open */; int (*getf_set)(DB*, DB_TXN*, u_int32_t, DBT*, YDB_CALLBACK_FUNCTION, void*) /* same as DBC->c_getf_set without a persistent cursor) */; int (*flatten)(DB*, DB_TXN*) /* Flatten a dictionary, similar to (but faster than) a table scan */; int (*optimize)(DB*) /* Run garbage collecion and promote all transactions older than oldest. Amortized (happens during flattening) */; int (*get_fragmentation)(DB*,TOKU_DB_FRAGMENTATION); int (*set_indexer)(DB*, DB_INDEXER*); void (*get_indexer)(DB*, DB_INDEXER**); void *api_internal; int (*close) (DB*, u_int32_t); int (*cursor) (DB *, DB_TXN *, DBC **, u_int32_t); int (*del) (DB *, DB_TXN *, DBT *, u_int32_t); int (*fd) (DB *, int *); int (*get) (DB *, DB_TXN *, DBT *, DBT *, u_int32_t); int (*get_flags) (DB *, u_int32_t *); int (*get_pagesize) (DB *, u_int32_t *); int (*key_range) (DB *, DB_TXN *, DBT *, DB_KEY_RANGE *, u_int32_t); int (*open) (DB *, DB_TXN *, const char *, const char *, DBTYPE, u_int32_t, int); int (*put) (DB *, DB_TXN *, DBT *, DBT *, u_int32_t); int (*remove) (DB *, const char *, const char *, u_int32_t); int (*rename) (DB *, const char *, const char *, const char *, u_int32_t); void (*set_errfile) (DB *, FILE*); int (*set_flags) (DB *, u_int32_t); int (*set_pagesize) (DB *, u_int32_t); int (*stat) (DB *, void *, u_int32_t); int (*truncate) (DB *, DB_TXN *, u_int32_t *, u_int32_t); int (*verify) (DB *, const char *, const char *, FILE *, u_int32_t); }; struct __toku_db_txn_active { u_int32_t txnid; DB_LSN lsn; }; typedef struct __toku_txn_progress { uint64_t entries_total; uint64_t entries_processed; uint8_t is_commit; uint8_t stalled_on_checkpoint; } *TOKU_TXN_PROGRESS, TOKU_TXN_PROGRESS_S; typedef void(*TXN_PROGRESS_POLL_FUNCTION)(TOKU_TXN_PROGRESS, void*); struct txn_stat { u_int64_t rollback_raw_count; }; struct __toku_db_txn { DB_ENV *mgrp /*In TokuDB, mgrp is a DB_ENV not a DB_TXNMGR*/; DB_TXN *parent; int (*txn_stat)(DB_TXN *, struct txn_stat **); struct { void *next, *prev; } open_txns; int (*commit_with_progress)(DB_TXN*, uint32_t, TXN_PROGRESS_POLL_FUNCTION, void*); int (*abort_with_progress)(DB_TXN*, TXN_PROGRESS_POLL_FUNCTION, void*); void *api_internal; int (*abort) (DB_TXN *); int (*commit) (DB_TXN*, u_int32_t); u_int32_t (*id) (DB_TXN *); char iic[0] __attribute__((aligned(__BIGGEST_ALIGNMENT__))); #define db_txn_struct_i(x) ((struct __toku_db_txn_internal *)(&(x)->iic)) }; struct __toku_db_txn_stat { u_int32_t st_nactive; DB_TXN_ACTIVE *st_txnarray; }; struct __toku_dbc { DB *dbp; int (*c_getf_first)(DBC *, u_int32_t, YDB_CALLBACK_FUNCTION, void *); int (*c_getf_last)(DBC *, u_int32_t, YDB_CALLBACK_FUNCTION, void *); int (*c_getf_next)(DBC *, u_int32_t, YDB_CALLBACK_FUNCTION, void *); int (*c_getf_prev)(DBC *, u_int32_t, YDB_CALLBACK_FUNCTION, void *); int (*c_getf_current)(DBC *, u_int32_t, YDB_CALLBACK_FUNCTION, void *); int (*c_getf_current_binding)(DBC *, u_int32_t, YDB_CALLBACK_FUNCTION, void *); int (*c_getf_set)(DBC *, u_int32_t, DBT *, YDB_CALLBACK_FUNCTION, void *); int (*c_getf_set_range)(DBC *, u_int32_t, DBT *, YDB_CALLBACK_FUNCTION, void *); int (*c_getf_set_range_reverse)(DBC *, u_int32_t, DBT *, YDB_CALLBACK_FUNCTION, void *); int (*c_pre_acquire_read_lock)(DBC*, const DBT*, const DBT*); int (*c_close) (DBC *); int (*c_count) (DBC *, db_recno_t *, u_int32_t); int (*c_del) (DBC *, u_int32_t); int (*c_get) (DBC *, DBT *, DBT *, u_int32_t); char iic[0] __attribute__((aligned(__BIGGEST_ALIGNMENT__))); #define dbc_struct_i(x) ((struct __toku_dbc_internal *)(&(x)->iic)) }; #ifdef _TOKUDB_WRAP_H #define txn_begin txn_begin_tokudb #endif int db_env_create(DB_ENV **, u_int32_t) __attribute__((__visibility__("default"))); int db_create(DB **, DB_ENV *, u_int32_t) __attribute__((__visibility__("default"))); char *db_strerror(int) __attribute__((__visibility__("default"))); const char *db_version(int*,int *,int *) __attribute__((__visibility__("default"))); int log_compare (const DB_LSN*, const DB_LSN *) __attribute__((__visibility__("default"))); int db_env_set_func_fsync (int (*)(int)) __attribute__((__visibility__("default"))); int toku_set_trace_file (char *fname) __attribute__((__visibility__("default"))); int toku_close_trace_file (void) __attribute__((__visibility__("default"))); int db_env_set_func_free (void (*)(void*)) __attribute__((__visibility__("default"))); int db_env_set_func_malloc (void *(*)(size_t)) __attribute__((__visibility__("default"))); int db_env_set_func_realloc (void *(*)(void*, size_t)) __attribute__((__visibility__("default"))); int db_env_set_func_pwrite (ssize_t (*)(int, const void *, size_t, toku_off_t)) __attribute__((__visibility__("default"))); int db_env_set_func_full_pwrite (ssize_t (*)(int, const void *, size_t, toku_off_t)) __attribute__((__visibility__("default"))); int db_env_set_func_write (ssize_t (*)(int, const void *, size_t)) __attribute__((__visibility__("default"))); int db_env_set_func_full_write (ssize_t (*)(int, const void *, size_t)) __attribute__((__visibility__("default"))); int db_env_set_func_fdopen (FILE* (*)(int, const char *)) __attribute__((__visibility__("default"))); int db_env_set_func_fopen (FILE* (*)(const char *, const char *)) __attribute__((__visibility__("default"))); int db_env_set_func_open (int (*)(const char *, int, int)) __attribute__((__visibility__("default"))); int db_env_set_func_fclose (int (*)(FILE*)) __attribute__((__visibility__("default"))); void db_env_set_func_loader_fwrite (size_t (*fwrite_fun)(const void*,size_t,size_t,FILE*)) __attribute__((__visibility__("default"))); void db_env_set_checkpoint_callback (void (*)(void*), void*) __attribute__((__visibility__("default"))); void db_env_set_checkpoint_callback2 (void (*)(void*), void*) __attribute__((__visibility__("default"))); void db_env_set_recover_callback (void (*)(void*), void*) __attribute__((__visibility__("default"))); void db_env_set_recover_callback2 (void (*)(void*), void*) __attribute__((__visibility__("default"))); void db_env_set_loader_size_factor (uint32_t) __attribute__((__visibility__("default"))); void db_env_set_mvcc_garbage_collection_verification(u_int32_t) __attribute__((__visibility__("default"))); #if defined(__cplusplus) } #endif #endif