/* -*- mode: C; c-basic-offset: 4 -*- */ #ident "Copyright (c) 2007, 2008 Tokutek Inc. All rights reserved." /* LICENSE: This file is licensed under the GPL or from Tokutek. */ /* Make a db.h that will be link-time compatible with Sleepycat's Berkeley DB. */ #include <db.h> #include <stdio.h> #include <stdlib.h> #include <assert.h> #include <string.h> #include <stdint.h> #define VISIBLE "__attribute__((__visibility__(\"default\")))" void print_dbtype(void) { /* DBTYPE is mentioned by db_open.html */ printf("typedef enum {\n"); printf(" DB_BTREE=%d,\n", DB_BTREE); printf(" DB_UNKNOWN=%d\n", DB_UNKNOWN); printf("} DBTYPE;\n"); } #if 0 void print_db_notices (void) { printf("typedef enum { /* This appears to be a mysql-specific addition to the api. */ \n"); printf(" DB_NOTICE_LOGFILE_CHANGED=%d\n", DB_NOTICE_LOGFILE_CHANGED); printf("} db_notices;\n"); } #endif #define dodefine(name) printf("#define %s %d\n", #name, name) #define dodefine_track(flags, name) do {assert((flags & name) != name); \ flags |= (name); \ printf("#define %s %d\n", #name, name);} while (0) #define dodefine_from_track(flags, name) do { \ uint32_t which; \ uint32_t bit; \ for (which = 0; which < 32; which++) { \ bit = 1U << which; \ if (!(flags & bit)) break; \ } \ assert(which < 32); \ printf("#define %s %d\n", #name, bit); \ } while (0) enum { TOKUDB_OUT_OF_LOCKS = -100000, TOKUDB_SUCCEEDED_EARLY = -100001, TOKUDB_FOUND_BUT_REJECTED = -100002, TOKUDB_USER_CALLBACK_ERROR = -100003, TOKUDB_DICTIONARY_TOO_OLD = -100004, TOKUDB_DICTIONARY_TOO_NEW = -100005, TOKUDB_DICTIONARY_NO_HEADER = -100006 }; void print_defines (void) { printf("#ifndef _TOKUDB_WRAP_H\n"); dodefine(DB_VERB_DEADLOCK); dodefine(DB_VERB_RECOVERY); dodefine(DB_VERB_REPLICATION); dodefine(DB_VERB_WAITSFOR); dodefine(DB_DBT_MALLOC); dodefine(DB_DBT_REALLOC); dodefine(DB_DBT_USERMEM); dodefine(DB_DBT_DUPOK); dodefine(DB_ARCH_ABS); dodefine(DB_ARCH_LOG); dodefine(DB_CREATE); dodefine(DB_CXX_NO_EXCEPTIONS); dodefine(DB_EXCL); dodefine(DB_PRIVATE); dodefine(DB_RDONLY); dodefine(DB_RECOVER); dodefine(DB_RUNRECOVERY); dodefine(DB_THREAD); dodefine(DB_TXN_NOSYNC); dodefine(DB_LOCK_DEFAULT); dodefine(DB_LOCK_OLDEST); dodefine(DB_LOCK_RANDOM); dodefine(DB_DUP); dodefine(DB_DUPSORT); dodefine(DB_KEYFIRST); dodefine(DB_KEYLAST); dodefine(DB_NODUPDATA); dodefine(DB_NOOVERWRITE); printf("#define DB_YESOVERWRITE 254\n"); // tokudb dodefine(DB_OPFLAGS_MASK); dodefine(DB_AUTO_COMMIT); dodefine(DB_INIT_LOCK); dodefine(DB_INIT_LOG); dodefine(DB_INIT_MPOOL); printf("#define DB_CLOSE_DONT_TRIM_LOG 1048576\n"); // tokudb dodefine(DB_INIT_TXN); //dodefine(DB_KEYEMPTY); /// KEYEMPTY is no longer used. We just use DB_NOTFOUND dodefine(DB_KEYEXIST); dodefine(DB_LOCK_DEADLOCK); dodefine(DB_LOCK_NOTGRANTED); dodefine(DB_NOTFOUND); dodefine(DB_SECONDARY_BAD); dodefine(DB_DONOTINDEX); #ifdef DB_BUFFER_SMALL dodefine(DB_BUFFER_SMALL); #endif printf("#define DB_BADFORMAT -30500\n"); // private tokudb printf("#define DB_DELETE_ANY %d\n", 1<<16); // private tokudb printf("#define DB_TRUNCATE_WITHCURSORS %d\n", 1<<17); // private tokudb dodefine(DB_FIRST); dodefine(DB_GET_BOTH); dodefine(DB_GET_BOTH_RANGE); dodefine(DB_LAST); dodefine(DB_CURRENT); dodefine(DB_NEXT); dodefine(DB_NEXT_DUP); dodefine(DB_NEXT_NODUP); dodefine(DB_PREV); #if defined(DB_PREV_DUP) dodefine(DB_PREV_DUP); #endif dodefine(DB_PREV_NODUP); dodefine(DB_SET); dodefine(DB_SET_RANGE); printf("#define DB_CURRENT_BINDING 253\n"); // private tokudb printf("#define DB_SET_RANGE_REVERSE 252\n"); // private tokudb printf("#define DB_GET_BOTH_RANGE_REVERSE 251\n"); // private tokudb dodefine(DB_RMW); printf("#define DB_PRELOCKED 0x00800000\n"); // private tokudb printf("#define DB_PRELOCKED_WRITE 0x00400000\n"); // private tokudb dodefine(DB_DBT_APPMALLOC); #ifdef DB_DBT_MULTIPLE dodefine(DB_DBT_MULTIPLE); #endif // flags for the env->set_flags function #if DB_VERSION_MAJOR == 4 && DB_VERSION_MINOR >= 3 dodefine(DB_LOG_AUTOREMOVE); #endif { //Txn begin/commit flags uint32_t txn_flags = 0; dodefine_track(txn_flags, DB_TXN_WRITE_NOSYNC); dodefine_track(txn_flags, DB_TXN_NOWAIT); dodefine_track(txn_flags, DB_TXN_SYNC); #ifdef DB_READ_UNCOMMITTED dodefine_track(txn_flags, DB_READ_UNCOMMITTED); #endif dodefine_from_track(txn_flags, DB_INHERIT_ISOLATION); } printf("#endif\n"); /* TOKUDB specific error codes*/ printf("/* TOKUDB specific error codes */\n"); dodefine(TOKUDB_OUT_OF_LOCKS); dodefine(TOKUDB_SUCCEEDED_EARLY); dodefine(TOKUDB_DICTIONARY_TOO_OLD); dodefine(TOKUDB_DICTIONARY_TOO_NEW); dodefine(TOKUDB_DICTIONARY_NO_HEADER); dodefine(TOKUDB_FOUND_BUT_REJECTED); dodefine(TOKUDB_USER_CALLBACK_ERROR); } //#define DECL_LIMIT 100 struct fieldinfo { char *decl; unsigned int off; unsigned int size; }; #if USE_MAJOR==4 && USE_MINOR==1 #include "sample_offsets_32_4_1.h" #include "sample_offsets_64_4_1.h" #elif USE_MAJOR==4 && USE_MINOR==3 #include "sample_offsets_32_4_3.h" #include "sample_offsets_64_4_3.h" #elif USE_MAJOR==4 && USE_MINOR==4 #include "sample_offsets_32_4_4.h" #include "sample_offsets_64_4_4.h" #elif USE_MAJOR==4 && USE_MINOR==5 #include "sample_offsets_32_4_5.h" #include "sample_offsets_64_4_5.h" #elif USE_MAJOR==4 && USE_MINOR==6 #include "sample_offsets_32_4_6.h" #include "sample_offsets_64_4_6.h" #else #error #endif enum need_internal_type { NO_INTERNAL=0, INTERNAL_NAMED=1, INTERNAL_AT_END=2}; void print_struct (const char *structname, enum need_internal_type need_internal, struct fieldinfo *fields32, struct fieldinfo *fields64, unsigned int N, const char *extra_decls[]) { unsigned int i; unsigned int current_32 = 0; unsigned int current_64 = 0; int dummy_counter=0; int did_toku_internal=0; // int total32 = fields32[N-1].size; // int total64 = fields32[N-1].size; assert(need_internal==NO_INTERNAL || need_internal==INTERNAL_NAMED || need_internal==INTERNAL_AT_END); printf("struct __toku_%s {\n", structname); for (i=0; i<N-1; i++) { unsigned int this_32 = fields32[i].off; unsigned int this_64 = fields64[i].off; //fprintf(stderr, "this32=%d current32=%d this64=%d current64=%d\n", this_32, current_32, this_64, current_64); if (this_32 > current_32 || this_64 > current_64) { unsigned int diff32 = this_32-current_32; unsigned int diff64 = this_64-current_64; assert(this_32 > current_32 && this_64 > current_64); if (diff32!=diff64) { unsigned int diff = diff64-diff32; unsigned int n_dummys = diff/4; if (need_internal==INTERNAL_NAMED && !did_toku_internal) { if (TDB_NATIVE && (strcmp(structname, "dbc")==0 || strcmp(structname, "db_txn")==0)) { printf(" struct __toku_%s_internal ii;\n", structname); printf("#define %s_struct_i(x) (&(x)->ii)\n", structname); } else { printf(" struct __toku_%s_internal *i;\n", structname); printf("#define %s_struct_i(x) ((x)->i)\n", structname); } n_dummys--; did_toku_internal=1; } while (n_dummys>0 && extra_decls && *extra_decls) { printf(" %s;\n", *extra_decls); extra_decls++; n_dummys--; } if (n_dummys>0) { if (!TDB_NATIVE) printf(" void* __toku_dummy%d[%d];\n", dummy_counter, n_dummys); dummy_counter++; } diff64-=diff*2; diff32-=diff; } assert(diff32==diff64); if (diff32>0) { if (!TDB_NATIVE) printf(" char __toku_dummy%d[%d];\n", dummy_counter, diff32); dummy_counter++; } current_32 = this_32; current_64 = this_64; } if (this_32<current_32 || this_64<current_64) { printf("Whoops this_32=%d this_64=%d\n", this_32, this_64); } if (i+1<N) { assert(strcmp(fields32[i].decl, fields64[i].decl)==0); printf(" %s;", fields32[i].decl); if (!TDB_NATIVE) printf(" /* 32-bit offset=%d size=%d, 64=bit offset=%d size=%d */", fields32[i].off, fields32[i].size, fields64[i].off, fields64[i].size); printf("\n"); } else { assert(fields32[i].decl==0); assert(fields64[i].decl==0); } current_32 += fields32[i].size; current_64 += fields64[i].size; } if (extra_decls) assert(NULL==*extra_decls); // make sure that the extra decls all got used up. { unsigned int this_32 = fields32[N-1].off; unsigned int this_64 = fields64[N-1].off; unsigned int diff32 = this_32-current_32; unsigned int diff64 = this_64-current_64; if (diff32>0 && diff32<diff64) { unsigned int diff = diff64-diff32; if (!TDB_NATIVE) printf(" void* __toku_dummy%d[%d]; /* Padding at the end */ \n", dummy_counter, diff/4); dummy_counter++; diff64-=diff*2; diff32-=diff; } if (diff32>0) { if (!TDB_NATIVE) printf(" char __toku_dummy%d[%d]; /* Padding at the end */ \n", dummy_counter, diff32); dummy_counter++; diff64-=diff32; diff32=0; } if (diff64>0) if (!TDB_NATIVE) printf(" /* %d more bytes of alignment in the 64-bit case. */\n", diff64); assert(diff64<8); /* there could be a few left from alignment. */ } if (need_internal==INTERNAL_AT_END) { printf(" char iic[0] __attribute__((aligned(__BIGGEST_ALIGNMENT__)));\n"); printf("#define %s_struct_i(x) ((struct __toku_%s_internal *)(&(x)->iic))\n", structname, structname); did_toku_internal = 1; } printf("};\n"); assert(did_toku_internal || !need_internal); } int main (int argc __attribute__((__unused__)), char *argv[] __attribute__((__unused__))) { printf("#ifndef _DB_H\n"); printf("#define _DB_H\n"); printf("/* This code generated by make_db_h. Copyright (c) 2007, 2008 Tokutek */\n"); printf("#ident \"Copyright (c) 2007, 2008 Tokutek Inc. All rights reserved.\"\n"); printf("#include <sys/types.h>\n"); printf("/*stdio is needed for the FILE* in db->verify*/\n"); printf("#include <stdio.h>\n"); printf("#include <stdint.h>\n"); //printf("#include <inttypes.h>\n"); printf("#if defined(__cplusplus)\nextern \"C\" {\n#endif\n"); assert(DB_VERSION_MAJOR==DB_VERSION_MAJOR_32); assert(DB_VERSION_MINOR==DB_VERSION_MINOR_32); printf("#define TOKUDB 1\n"); printf("#define TOKUDB_NATIVE_H %d\n", TDB_NATIVE); dodefine(DB_VERSION_MAJOR); dodefine(DB_VERSION_MINOR); dodefine(DB_VERSION_PATCH); printf("#ifndef _TOKUDB_WRAP_H\n"); printf("#define DB_VERSION_STRING \"Tokutek: TokuDB %d.%d.%d\"\n", DB_VERSION_MAJOR, DB_VERSION_MINOR, DB_VERSION_PATCH); printf("#else\n"); printf("#define DB_VERSION_STRING_ydb \"Tokutek: TokuDB (wrapped bdb)\"\n"); printf("#endif\n"); if (0) { printf("#ifndef __BIT_TYPES_DEFINED__\n"); printf("/* Define some int types if not provided by the system. BIND does this, so we do it too. */\n"); printf("typedef unsigned int u_int32_t;\n"); printf("#endif\n"); } //Typedef toku_off_t printf("#ifndef TOKU_OFF_T_DEFINED\n" "#define TOKU_OFF_T_DEFINED\n" "typedef int64_t toku_off_t;\n" "#endif\n"); //printf("typedef struct __toku_db_btree_stat DB_BTREE_STAT;\n"); printf("typedef struct __toku_db_env DB_ENV;\n"); printf("typedef struct __toku_db_key_range DB_KEY_RANGE;\n"); printf("typedef struct __toku_db_lsn DB_LSN;\n"); printf("typedef struct __toku_db DB;\n"); printf("typedef struct __toku_db_txn DB_TXN;\n"); printf("typedef struct __toku_db_txn_active DB_TXN_ACTIVE;\n"); printf("typedef struct __toku_db_txn_stat DB_TXN_STAT;\n"); printf("typedef struct __toku_dbc DBC;\n"); printf("typedef struct __toku_dbt DBT;\n"); printf("typedef u_int32_t db_recno_t;\n"); printf("typedef int(*YDB_CALLBACK_FUNCTION)(DBT const*, DBT const*, void*);\n"); printf("typedef int(*YDB_HEAVISIDE_CALLBACK_FUNCTION)(DBT const *key, DBT const *value, void *extra_f, int r_h);\n"); printf("typedef int(*YDB_HEAVISIDE_FUNCTION)(const DBT *key, const DBT *value, void *extra_h);\n"); printf("#include <tdb-internal.h>\n"); printf("#ifndef __BIGGEST_ALIGNMENT__\n #define __BIGGEST_ALIGNMENT__ 16\n#endif\n"); //stat64 printf("typedef struct __toku_db_btree_stat64 {\n"); printf(" u_int64_t bt_nkeys; /* how many unique keys (guaranteed only to be an estimate, even when flattened) */\n"); printf(" u_int64_t bt_ndata; /* how many key-value pairs (an estimate, but exact when flattened) */\n"); printf(" u_int64_t bt_dsize; /* how big are the keys+values (not counting the lengths) (an estimate, unless flattened) */\n"); printf(" u_int64_t bt_fsize; /* how big is the underlying file */\n"); printf("} DB_BTREE_STAT64;\n"); //engine status info printf("typedef struct __toku_engine_status {\n"); printf(" char now[26]; /* time of engine status query (i.e. now) */ \n"); printf(" u_int64_t ydb_lock_ctr; /* how many times has ydb lock been taken/released */ \n"); printf(" u_int64_t max_possible_sleep; /* max possible sleep time for ydb lock scheduling (constant) */ \n"); printf(" u_int64_t processor_freq_mhz; /* clock frequency in MHz */ \n"); printf(" u_int64_t max_requested_sleep; /* max sleep time requested, can be larger than max possible */ \n"); printf(" u_int64_t times_max_sleep_used; /* number of times the max_possible_sleep was used to sleep */ \n"); printf(" u_int64_t total_sleepers; /* total number of times a client slept for ydb lock scheduling */ \n"); printf(" u_int64_t total_sleep_time; /* total time spent sleeping for ydb lock scheduling */ \n"); printf(" u_int64_t max_waiters; /* max number of simultaneous client threads kept waiting for ydb lock */ \n"); printf(" u_int64_t total_waiters; /* total number of times a client thread waited for ydb lock */ \n"); printf(" u_int64_t total_clients; /* total number of separate client threads that use ydb lock */ \n"); printf(" u_int64_t time_ydb_lock_held_unavailable; /* number of times a thread migrated and theld is unavailable */ \n"); printf(" u_int64_t max_time_ydb_lock_held; /* max time a client thread held the ydb lock */ \n"); printf(" u_int64_t total_time_ydb_lock_held;/* total time client threads held the ydb lock */ \n"); printf(" u_int64_t logger_lock_ctr; /* how many times has logger lock been taken/released */ \n"); printf(" u_int32_t checkpoint_period; /* delay between automatic checkpoints */ \n"); printf(" u_int32_t checkpoint_footprint; /* state of checkpoint procedure */ \n"); printf(" char checkpoint_time_begin[26]; /* time of last checkpoint begin */ \n"); printf(" char checkpoint_time_begin_complete[26]; /* time of last complete checkpoint begin */ \n"); printf(" char checkpoint_time_end[26]; /* time of last checkpoint end */ \n"); printf(" u_int64_t cachetable_lock_taken; /* how many times has cachetable lock been taken */ \n"); printf(" u_int64_t cachetable_lock_released;/* how many times has cachetable lock been released */ \n"); printf(" u_int64_t cachetable_hit; /* how many cache hits */ \n"); printf(" u_int64_t cachetable_miss; /* how many cache misses */ \n"); printf(" u_int64_t cachetable_misstime; /* how many usec spent waiting for disk read because of cache miss */ \n"); printf(" u_int64_t cachetable_waittime; /* how many usec spent waiting for another thread to release cache line */ \n"); printf(" u_int64_t cachetable_wait_reading; /* how many times get_and_pin waits for a node to be read */ \n"); printf(" u_int64_t cachetable_wait_writing; /* how many times get_and_pin waits for a node to be written */ \n"); printf(" u_int64_t puts; /* how many times has a newly created node been put into the cachetable */ \n"); printf(" u_int64_t prefetches; /* how many times has a block been prefetched into the cachetable */ \n"); printf(" u_int64_t maybe_get_and_pins; /* how many times has maybe_get_and_pin(_clean) been called */ \n"); printf(" u_int64_t maybe_get_and_pin_hits; /* how many times has get_and_pin(_clean) returned with a node */ \n"); printf(" int64_t cachetable_size_current; /* sum of the sizes of the nodes represented in the cachetable */ \n"); printf(" int64_t cachetable_size_limit; /* the limit to the sum of the node sizes */ \n"); printf(" int64_t cachetable_size_writing; /* the sum of the sizes of the nodes being written */ \n"); printf(" int64_t get_and_pin_footprint; /* state of get_and_pin procedure */ \n"); printf(" u_int32_t range_locks_max; /* max total number of range locks */ \n"); printf(" u_int32_t range_locks_max_per_db; /* max range locks per dictionary */ \n"); printf(" u_int32_t range_locks_curr; /* total range locks currently in use */ \n"); printf(" u_int64_t inserts; /* ydb row insert operations */ \n"); printf(" u_int64_t deletes; /* ydb row delete operations */ \n"); printf(" u_int64_t commits; /* ydb txn commit operations */ \n"); printf(" u_int64_t aborts; /* ydb txn abort operations */ \n"); printf(" u_int64_t point_queries; /* ydb point queries */ \n"); printf(" u_int64_t sequential_queries; /* ydb sequential queries */ \n"); printf(" u_int64_t fsync_count; /* number of times fsync performed */ \n"); printf(" u_int64_t fsync_time; /* total time required to fsync */ \n"); printf("} ENGINE_STATUS;\n"); print_dbtype(); // print_db_notices(); print_defines(); printf("/* in wrap mode, top-level function txn_begin is renamed, but the field isn't renamed, so we have to hack it here.*/\n"); printf("#ifdef _TOKUDB_WRAP_H\n#undef txn_begin\n#endif\n"); assert(sizeof(db_btree_stat_fields32)==sizeof(db_btree_stat_fields64)); // Don't produce db_btree_stat records. //print_struct("db_btree_stat", 0, db_btree_stat_fields32, db_btree_stat_fields64, sizeof(db_btree_stat_fields32)/sizeof(db_btree_stat_fields32[0]), 0); assert(sizeof(db_env_fields32)==sizeof(db_env_fields64)); { const char *extra[]={ "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 (*set_default_dup_compare) (DB_ENV*,int (*bt_compare) (DB *, const DBT *, const DBT *)) /* Set default (val) 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*) /* Fill in status struct */", "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) /* lookup existing iname */", NULL}; print_struct("db_env", 1, db_env_fields32, db_env_fields64, sizeof(db_env_fields32)/sizeof(db_env_fields32[0]), extra); } assert(sizeof(db_key_range_fields32)==sizeof(db_key_range_fields64)); print_struct("db_key_range", 0, db_key_range_fields32, db_key_range_fields64, sizeof(db_key_range_fields32)/sizeof(db_key_range_fields32[0]), 0); assert(sizeof(db_lsn_fields32)==sizeof(db_lsn_fields64)); { //const char *extra[] = {"u_int64_t lsn", NULL}; print_struct("db_lsn", 0, db_lsn_fields32, db_lsn_fields64, sizeof(db_lsn_fields32)/sizeof(db_lsn_fields32[0]), 0); } assert(sizeof(dbt_fields32)==sizeof(dbt_fields64)); print_struct("dbt", 0, dbt_fields32, dbt_fields64, sizeof(dbt_fields32)/sizeof(dbt_fields32[0]), 0); printf("typedef int (*toku_dbt_upgradef)(DB*,\n"); printf(" u_int32_t old_version, const DBT *old_descriptor, const DBT *old_key, const DBT *old_val,\n"); printf(" u_int32_t new_version, const DBT *new_descriptor, const DBT *new_key, const DBT *new_val);\n"); assert(sizeof(db_fields32)==sizeof(db_fields64)); { const char *extra[]={"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 *)", "int (*pre_acquire_read_lock)(DB*, DB_TXN*, const DBT*, const DBT*, const DBT*, const DBT*)", "int (*pre_acquire_table_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 (*delboth) (DB*, DB_TXN*, DBT*, DBT*, u_int32_t) /* Delete the key/value pair. */", "int (*row_size_supported) (DB*, u_int32_t) /* Test whether a row size is supported. */", "const DBT *descriptor /* saved row/dictionary descriptor for aiding in comparisons */", "int (*set_descriptor) (DB*, u_int32_t version, const DBT* descriptor, toku_dbt_upgradef dbt_userformat_upgrade) /* 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 (*getf_get_both)(DB*, DB_TXN*, u_int32_t, DBT*, DBT*, YDB_CALLBACK_FUNCTION, void*) /* same as DBC->c_getf_get_both without a persistent cursor) */", "int (*flatten)(DB*, DB_TXN*) /* Flatten a dictionary, similar to (but faster than) a table scan */", NULL}; print_struct("db", 1, db_fields32, db_fields64, sizeof(db_fields32)/sizeof(db_fields32[0]), extra); } assert(sizeof(db_txn_active_fields32)==sizeof(db_txn_active_fields64)); print_struct("db_txn_active", 0, db_txn_active_fields32, db_txn_active_fields64, sizeof(db_txn_active_fields32)/sizeof(db_txn_active_fields32[0]), 0); assert(sizeof(db_txn_fields32)==sizeof(db_txn_fields64)); { printf("struct txn_stat {\n u_int64_t rolltmp_raw_count;\n};\n"); const char *extra[] = { "int (*txn_stat)(DB_TXN *, struct txn_stat **)", "struct { void *next, *prev; } open_txns", NULL, }; print_struct("db_txn", INTERNAL_AT_END, db_txn_fields32, db_txn_fields64, sizeof(db_txn_fields32)/sizeof(db_txn_fields32[0]), extra); } assert(sizeof(db_txn_stat_fields32)==sizeof(db_txn_stat_fields64)); print_struct("db_txn_stat", 0, db_txn_stat_fields32, db_txn_stat_fields64, sizeof(db_txn_stat_fields32)/sizeof(db_txn_stat_fields32[0]), 0); { const char *extra[]={ "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_next_dup)(DBC *, u_int32_t, YDB_CALLBACK_FUNCTION, void *)", "int (*c_getf_next_nodup)(DBC *, u_int32_t, YDB_CALLBACK_FUNCTION, void *)", "int (*c_getf_prev)(DBC *, u_int32_t, YDB_CALLBACK_FUNCTION, void *)", "int (*c_getf_prev_dup)(DBC *, u_int32_t, YDB_CALLBACK_FUNCTION, void *)", "int (*c_getf_prev_nodup)(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_heaviside)(DBC *, u_int32_t, " "YDB_HEAVISIDE_CALLBACK_FUNCTION f, void *extra_f, " "YDB_HEAVISIDE_FUNCTION h, void *extra_h, int direction)", "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_getf_get_both)(DBC *, u_int32_t, DBT *, DBT *, YDB_CALLBACK_FUNCTION, void *)", "int (*c_getf_get_both_range)(DBC *, u_int32_t, DBT *, DBT *, YDB_CALLBACK_FUNCTION, void *)", "int (*c_getf_get_both_range_reverse)(DBC *, u_int32_t, DBT *, DBT *, YDB_CALLBACK_FUNCTION, void *)", NULL}; assert(sizeof(dbc_fields32)==sizeof(dbc_fields64)); print_struct("dbc", INTERNAL_AT_END, dbc_fields32, dbc_fields64, sizeof(dbc_fields32)/sizeof(dbc_fields32[0]), extra); } printf("#ifdef _TOKUDB_WRAP_H\n#define txn_begin txn_begin_tokudb\n#endif\n"); printf("int db_env_create(DB_ENV **, u_int32_t) %s;\n", VISIBLE); printf("int db_create(DB **, DB_ENV *, u_int32_t) %s;\n", VISIBLE); printf("char *db_strerror(int) %s;\n", VISIBLE); printf("const char *db_version(int*,int *,int *) %s;\n", VISIBLE); printf("int log_compare (const DB_LSN*, const DB_LSN *) %s;\n", VISIBLE); printf("int db_env_set_func_fsync (int (*)(int)) %s;\n", VISIBLE); printf("int toku_set_trace_file (char *fname) %s;\n", VISIBLE); printf("int toku_close_trace_file (void) %s;\n", VISIBLE); printf("int db_env_set_func_free (void (*)(void*)) %s;\n", VISIBLE); printf("int db_env_set_func_malloc (void *(*)(size_t)) %s;\n", VISIBLE); printf("int db_env_set_func_pwrite (ssize_t (*)(int, const void *, size_t, toku_off_t)) %s;\n", VISIBLE); printf("int db_env_set_func_write (ssize_t (*)(int, const void *, size_t)) %s;\n", VISIBLE); printf("int db_env_set_func_realloc (void *(*)(void*, size_t)) %s;\n", VISIBLE); printf("void db_env_set_checkpoint_callback (void (*)(void*), void*) %s;\n", VISIBLE); printf("void db_env_set_checkpoint_callback2 (void (*)(void*), void*) %s;\n", VISIBLE); printf("void db_env_set_recover_callback (void (*)(void*), void*) %s;\n", VISIBLE); printf("void db_env_set_recover_callback2 (void (*)(void*), void*) %s;\n", VISIBLE); printf("#if defined(__cplusplus)\n}\n#endif\n"); printf("#endif\n"); return 0; }