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palloc.h File Reference

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Defines

#define palloc0fast(sz)

Typedefs

typedef struct MemoryContextData * MemoryContext

Functions

void * MemoryContextAlloc (MemoryContext context, Size size)
void * MemoryContextAllocZero (MemoryContext context, Size size)
void * MemoryContextAllocZeroAligned (MemoryContext context, Size size)
MemoryContext MemoryContextSwitchTo (MemoryContext context)
char * MemoryContextStrdup (MemoryContext context, const char *string)
char * pstrdup (const char *in)
char * pnstrdup (const char *in, Size len)
void * palloc (Size size)
void * palloc0 (Size size)
void pfree (void *pointer)
void * repalloc (void *pointer, Size size)

Variables

PGDLLIMPORT MemoryContext CurrentMemoryContext

Define Documentation

#define palloc0fast (   sz  ) 
Value:
( MemSetTest(0, sz) ? \
        MemoryContextAllocZeroAligned(CurrentMemoryContext, sz) : \
        MemoryContextAllocZero(CurrentMemoryContext, sz) )

Definition at line 62 of file palloc.h.

Typedef Documentation

typedef struct MemoryContextData* MemoryContext

Definition at line 36 of file palloc.h.

Function Documentation

void* MemoryContextAlloc ( MemoryContext  context,
Size  size 
)

Definition at line 570 of file mcxt.c.

References MemoryContextMethods::alloc, AllocSizeIsValid, AssertArg, elog, ERROR, MemoryContextData::isReset, MemoryContextIsValid, and MemoryContextData::methods.

Referenced by _bt_getroot(), _bt_getrootheight(), _fdvec_alloc(), _hash_regscan(), AddInvalidationMessage(), afterTriggerAddEvent(), AfterTriggerBeginXact(), array_fill_internal(), array_in(), array_out(), array_push(), array_recv(), array_send(), array_to_text_internal(), AtSubCommit_childXids(), BackendRun(), BuildTupleHashTable(), compute_array_stats(), CopySnapshot(), create_singleton_array(), dblink_connect(), do_compile(), domain_check(), domain_in(), domain_recv(), DynaHashAlloc(), EventTriggerBeginCompleteQuery(), ExecHashBuildSkewHash(), ExecHashSkewTableInsert(), ExecHashTableInsert(), ExecSetSlotDescriptor(), fmgr_info_copy(), get_attribute_options(), get_range_io_data(), get_tablespace(), get_tabstat_stack_level(), GetComboCommandId(), GetFdwRoutineForRelation(), GetLocalBufferStorage(), GetLockConflicts(), gistAllocateNewPageBuffer(), gtrgm_consistent(), gtrgm_distance(), gtrgm_penalty(), hstore_from_record(), hstore_populate_record(), initialize_reloptions(), insertStatEntry(), inv_open(), json_populate_record(), json_populate_recordset(), load_relcache_init_file(), LockAcquireExtended(), lookup_ts_config_cache(), MemoryContextCreate(), MemoryContextStrdup(), mXactCachePut(), packGraph(), pg_column_size(), pg_stat_get_backend_idset(), pgstat_read_current_status(), plpgsql_create_econtext(), PLy_malloc(), PortalSetResultFormat(), pq_init(), PrepareClientEncoding(), PrepareSortSupportComparisonShim(), PrepareTempTablespaces(), PushActiveSnapshot(), record_cmp(), record_eq(), record_in(), record_out(), record_recv(), record_send(), RegisterExprContextCallback(), RegisterResourceReleaseCallback(), RegisterSubXactCallback(), RegisterXactCallback(), RelationBuildRuleLock(), RelationBuildTupleDesc(), RelationCreateStorage(), RelationDropStorage(), RelationInitIndexAccessInfo(), RelationParseRelOptions(), ResourceOwnerEnlargeBuffers(), ResourceOwnerEnlargeCatCacheListRefs(), ResourceOwnerEnlargeCatCacheRefs(), ResourceOwnerEnlargeFiles(), ResourceOwnerEnlargePlanCacheRefs(), ResourceOwnerEnlargeRelationRefs(), ResourceOwnerEnlargeSnapshots(), ResourceOwnerEnlargeTupleDescs(), SPI_connect(), tbm_begin_iterate(), tsa_rewrite_accum(), tstoreStartupReceiver(), and txid_snapshot_xip().

{
    AssertArg(MemoryContextIsValid(context));

    if (!AllocSizeIsValid(size))
        elog(ERROR, "invalid memory alloc request size %lu",
             (unsigned long) size);

    context->isReset = false;

    return (*context->methods->alloc) (context, size);
}

void* MemoryContextAllocZero ( MemoryContext  context,
Size  size 
)

Definition at line 591 of file mcxt.c.

References MemoryContextMethods::alloc, AllocSizeIsValid, AssertArg, elog, ERROR, MemoryContextData::isReset, MemoryContextIsValid, MemSetAligned, and MemoryContextData::methods.

Referenced by add_tabstat_xact_level(), AtStart_Inval(), AtSubStart_Inval(), CreatePortal(), do_compile(), ExecHashBuildSkewHash(), expandColorTrigrams(), fmgr_info_C_lang(), fmgr_security_definer(), get_tabstat_entry(), init_MultiFuncCall(), load_relcache_init_file(), LookupOpclassInfo(), newLOfd(), push_old_value(), PushTransaction(), RelationBuildTupleDesc(), RelationInitIndexAccessInfo(), ResourceOwnerCreate(), SetConstraintStateCreate(), spgGetCache(), ts_accum(), ts_stat_sql(), and WinGetPartitionLocalMemory().

{
    void       *ret;

    AssertArg(MemoryContextIsValid(context));

    if (!AllocSizeIsValid(size))
        elog(ERROR, "invalid memory alloc request size %lu",
             (unsigned long) size);

    context->isReset = false;

    ret = (*context->methods->alloc) (context, size);

    MemSetAligned(ret, 0, size);

    return ret;
}

void* MemoryContextAllocZeroAligned ( MemoryContext  context,
Size  size 
)

Definition at line 618 of file mcxt.c.

References MemoryContextMethods::alloc, AllocSizeIsValid, AssertArg, elog, ERROR, MemoryContextData::isReset, MemoryContextIsValid, MemSetLoop, and MemoryContextData::methods.

{
    void       *ret;

    AssertArg(MemoryContextIsValid(context));

    if (!AllocSizeIsValid(size))
        elog(ERROR, "invalid memory alloc request size %lu",
             (unsigned long) size);

    context->isReset = false;

    ret = (*context->methods->alloc) (context, size);

    MemSetLoop(ret, 0, size);

    return ret;
}

char* MemoryContextStrdup ( MemoryContext  context,
const char *  string 
)

Definition at line 742 of file mcxt.c.

References MemoryContextAlloc().

Referenced by add_string_reloption(), AttrDefaultFetch(), BeginInternalSubTransaction(), cache_locale_time(), CheckConstraintFetch(), DefineSavepoint(), ExecuteQuery(), internalerrquery(), mxid_to_string(), PrepareTransactionBlock(), pstrdup(), sepgsql_avc_unlabeled(), sepgsql_xact_callback(), set_errdata_field(), SetDatabasePath(), and SPI_cursor_open_internal().

{
    char       *nstr;
    Size        len = strlen(string) + 1;

    nstr = (char *) MemoryContextAlloc(context, len);

    memcpy(nstr, string, len);

    return nstr;
}

MemoryContext MemoryContextSwitchTo ( MemoryContext  context  ) 

Referenced by _bt_preprocess_array_keys(), _SPI_execmem(), _SPI_make_plan_non_temp(), _SPI_procmem(), _SPI_save_plan(), accumArrayResult(), aclexplode(), add_reloption(), advance_transition_function(), advance_windowaggregate(), AfterTriggerBeginSubXact(), allocate_reloption(), AllocateRelationDesc(), analyze_row_processor(), array_unnest(), assign_record_type_typmod(), Async_Notify(), AtAbort_Memory(), AtCleanup_Memory(), AtCommit_Memory(), ATRewriteTable(), AtStart_Memory(), AtSubAbort_Memory(), AtSubCleanup_Memory(), AtSubCommit_Memory(), AtSubStart_Memory(), AtSubStart_Notify(), AutoVacLauncherMain(), BackendRun(), BackgroundWriterMain(), begin_heap_rewrite(), BeginCopy(), BeginCopyFrom(), BeginCopyTo(), bt_page_items(), btree_predicate_proof(), btvacuumpage(), BuildCachedPlan(), BuildEventTriggerCache(), BuildHardcodedDescriptor(), buildSubPlanHash(), cached_scansel(), CatalogCacheCreateEntry(), CatalogCacheInitializeCache(), CheckpointerMain(), CompleteCachedPlan(), compute_array_stats(), compute_index_stats(), compute_minimal_stats(), compute_range_stats(), compute_scalar_stats(), compute_tsvector_stats(), connectby(), connectby_text(), connectby_text_serial(), convert_prep_stmt_params(), convert_value_to_string(), ConvertTriggerToFK(), CopyCachedPlan(), CopyFrom(), CopyFromInsertBatch(), CopyOneRowTo(), create_cursor(), create_join_clause(), create_unique_path(), CreateCachedPlan(), CreateExecutorState(), CreateExprContext(), createTrgmNFA(), crosstab(), crosstab_hash(), dblink_get_notify(), dblink_get_pkey(), deflist_to_tuplestore(), do_analyze_rel(), do_autovacuum(), do_compile(), do_start_worker(), domain_check_input(), domain_state_setup(), DoPortalRewind(), dsnowball_lexize(), each_object_field_end(), each_worker(), elements_array_element_end(), elog_finish(), EmitErrorReport(), errcontext_msg(), errdetail(), errdetail_internal(), errdetail_log(), errdetail_params(), errdetail_plural(), errfinish(), errhint(), errmsg(), errmsg_internal(), errmsg_plural(), eval_windowaggregates(), eval_windowfunction(), EvalPlanQualEnd(), EvalPlanQualNext(), EvalPlanQualStart(), evaluate_expr(), EventTriggerInvoke(), EventTriggerSQLDropAddObject(), exec_assign_value(), exec_bind_message(), exec_cast_value(), exec_describe_portal_message(), exec_describe_statement_message(), exec_eval_datum(), exec_eval_simple_expr(), exec_init_tuple_store(), Exec_ListenCommit(), exec_parse_message(), exec_replication_command(), exec_simple_query(), exec_stmt_block(), ExecCallTriggerFunc(), ExecCopySlot(), ExecEvalConvertRowtype(), ExecEvalExprSwitchContext(), ExecEvalWholeRowVar(), ExecFetchSlotMinimalTuple(), ExecGetTriggerResultRel(), ExecHashGetHashValue(), ExecHashIncreaseNumBatches(), ExecHashTableCreate(), ExecHashTableReset(), ExecIndexEvalArrayKeys(), ExecIndexEvalRuntimeKeys(), ExecMakeTableFunctionResult(), ExecMaterializeSlot(), ExecPrepareExpr(), ExecPrepareTuplestoreResult(), ExecQual(), ExecRelCheck(), ExecScanSubPlan(), ExecSetParamPlan(), ExecTargetList(), execTuplesMatch(), execTuplesUnequal(), ExecutorRewind(), explain_ExecutorStart(), ExportSnapshot(), fetch_more_data(), file_acquire_sample_rows(), finalize_aggregate(), finalize_windowaggregate(), FindTupleHashEntry(), fmgr_security_definer(), fmgr_sql(), ForeignNext(), format_elog_string(), generate_series_step_int4(), generate_series_step_int8(), generate_series_timestamp(), generate_series_timestamptz(), generate_subscripts(), geqo_eval(), get_actual_variable_range(), get_database_list(), get_eclass_for_sort_expr(), get_rel_oids(), get_tables_to_cluster(), GetOverrideSearchPath(), gin_redo(), gin_xlog_cleanup(), ginbuild(), ginBuildCallback(), ginHeapTupleBulkInsert(), gininsert(), ginInsertCleanup(), gist_redo(), gistbeginscan(), gistbuild(), gistBuildCallback(), gistEmptyAllBuffers(), gistGetNodeBuffer(), gistinsert(), gistPushItupToNodeBuffer(), gistrescan(), gistScanPage(), heap_page_items(), index_register(), init_fcache(), init_sql_fcache(), InitCatCache(), InitDeadLockChecking(), initGISTstate(), initialize_aggregates(), initialize_windowaggregate(), InitializeSearchPath(), initSuffixTree(), inline_function(), inline_set_returning_function(), json_agg_transfn(), json_array_elements(), json_object_keys(), json_populate_recordset(), keyGetItem(), load_categories_hash(), load_enum_cache_data(), load_hba(), load_ident(), load_tzoffsets(), lookup_ts_dictionary_cache(), LookupTupleHashEntry(), lowerstr_ctx(), make_canonical_pathkey(), make_datum_param(), make_tuple_from_result_row(), makeMdArrayResult(), makeStringAggState(), mark_dummy_rel(), materializeQueryResult(), materializeResult(), MJCompare(), MJEvalInnerValues(), MJEvalOuterValues(), normal_rand(), PerformCursorOpen(), PersistHoldablePortal(), pg_available_extension_versions(), pg_available_extensions(), pg_buffercache_pages(), pg_cursor(), pg_event_trigger_dropped_objects(), pg_extension_update_paths(), pg_get_keywords(), pg_get_multixact_members(), pg_listening_channels(), pg_lock_status(), pg_logdir_ls(), pg_ls_dir(), pg_prepared_statement(), pg_prepared_xact(), pg_stat_get_activity(), pg_stat_get_wal_senders(), pg_stat_statements(), pg_tablespace_databases(), pg_timezone_abbrevs(), pg_timezone_names(), pgrowlocks(), pgss_ExecutorStart(), plperl_return_next(), plperl_spi_exec(), plperl_spi_exec_prepared(), plperl_spi_fetchrow(), plperl_spi_prepare(), plperl_spi_query(), plperl_spi_query_prepared(), plpgsql_compile_inline(), plpgsql_create_econtext(), plpgsql_exec_function(), plpgsql_parse_cwordrowtype(), plpgsql_parse_cwordtype(), pltcl_elog(), pltcl_subtrans_abort(), pltcl_subtrans_begin(), pltcl_subtrans_commit(), PLy_abort_open_subtransactions(), PLy_output(), PLy_spi_execute_fetch_result(), PLy_spi_subtransaction_abort(), PLy_spi_subtransaction_begin(), PLy_spi_subtransaction_commit(), PLy_subtransaction_enter(), PLy_subtransaction_exit(), PLyDict_FromTuple(), PopTransaction(), PortalCreateHoldStore(), PortalDrop(), PortalRun(), PortalRunFetch(), PortalRunUtility(), PortalStart(), PostgresMain(), PostmasterMain(), postquel_get_single_result(), PrepareClientEncoding(), process_ordered_aggregate_single(), ProcessCompletedNotifies(), ProcessStartupPacket(), prs_setup_firstcall(), pushIncompleteSplit(), PushOverrideSearchPath(), queue_listen(), rebuild_database_list(), recomputeNamespacePath(), regexp_matches(), regexp_split_to_table(), register_label_provider(), register_on_commit_action(), ReindexDatabase(), RelationBuildLocalRelation(), RelationBuildRuleLock(), RelationBuildTriggers(), RelationCacheInitializePhase2(), RelationCacheInitializePhase3(), RelationGetExclusionInfo(), RelationGetIndexAttrBitmap(), RelationGetIndexExpressions(), RelationGetIndexList(), RelationGetIndexPredicate(), RelationInitIndexAccessInfo(), RelationSetIndexList(), ReleaseCurrentSubTransaction(), RememberFsyncRequest(), ResetUnloggedRelations(), ReThrowError(), RevalidateCachedQuery(), rewrite_heap_tuple(), roles_has_privs_of(), roles_is_member_of(), RunFromStore(), scanPendingInsert(), SearchCatCacheList(), sepgsql_avc_compute(), sepgsql_fmgr_hook(), sepgsql_set_client_label(), setup_firstcall(), show_all_settings(), ShutdownExprContext(), spg_redo(), spginsert(), spgistBuildCallback(), spgLeafTest(), spgWalk(), SPI_connect(), SPI_copytuple(), SPI_cursor_open_internal(), spi_dest_startup(), SPI_finish(), SPI_modifytuple(), SPI_palloc(), spi_printtup(), SPI_returntuple(), spool_tuples(), standard_ExecutorEnd(), standard_ExecutorFinish(), standard_ExecutorRun(), standard_ExecutorStart(), StartChildProcess(), StartTransactionCommand(), storeRow(), tokenize_file(), TriggerEnabled(), ts_setup_firstcall(), tsa_rewrite_accum(), tsquery_rewrite_query(), tstoreReceiveSlot_detoast(), tt_setup_firstcall(), tuplesort_begin_cluster(), tuplesort_begin_common(), tuplesort_begin_datum(), tuplesort_begin_heap(), tuplesort_begin_index_btree(), tuplesort_begin_index_hash(), tuplesort_end(), tuplesort_getdatum(), tuplesort_getheaptuple(), tuplesort_getindextuple(), tuplesort_gettupleslot(), tuplesort_markpos(), tuplesort_performsort(), tuplesort_putdatum(), tuplesort_putheaptuple(), tuplesort_putindextuple(), tuplesort_puttupleslot(), tuplesort_rescan(), tuplesort_restorepos(), tuplestore_puttuple(), tuplestore_puttupleslot(), tuplestore_putvalues(), vacuum(), validateCheckConstraint(), ValuesNext(), WalWriterMain(), window_gettupleslot(), write_relcache_init_file(), xactGetCommittedInvalidationMessages(), xml_is_document(), and xpath_table().

void* palloc ( Size  size  ) 

Definition at line 638 of file mcxt.c.

References MemoryContextMethods::alloc, AllocSizeIsValid, AssertArg, elog, ERROR, MemoryContextData::isReset, MemoryContextIsValid, MemoryContextData::methods, and pg_malloc().

Referenced by _bt_blnewpage(), _bt_mkscankey(), _bt_mkscankey_nodata(), _bt_newroot(), _bt_pagedel(), _bt_preprocess_array_keys(), _bt_search(), _bt_uppershutdown(), _lca(), _ltq_extract_regex(), _ltree_compress(), _ltree_extract_isparent(), _ltree_extract_risparent(), _ltree_picksplit(), _ltree_union(), _ltxtq_extract_exec(), _mdfd_segpath(), _metaphone(), _PG_init(), _SPI_convert_params(), _SPI_make_plan_non_temp(), _SPI_save_plan(), AbsorbFsyncRequests(), accumArrayResult(), aclexplode(), aclitemin(), aclitemout(), aclmembers(), acquire_inherited_sample_rows(), add_exact_object_address_extra(), add_new_cell(), add_one_float8(), add_reloption(), add_unique_group_var(), addArc(), addArcs(), addCompiledLexeme(), AddEnumLabel(), addKey(), addKeyToQueue(), addNode(), addNorm(), addRangeClause(), AddRelationNewConstraints(), addRTEtoQuery(), addWrd(), AfterTriggerBeginSubXact(), AggregateCreate(), alloc_chromo(), alloc_city_table(), alloc_edge_table(), alloc_pool(), allocate_reloption(), AllocateRelationDesc(), anybit_typmodout(), anychar_typmodout(), anytime_typmodout(), anytimestamp_typmodout(), array_cat(), array_create_iterator(), array_in(), array_map(), array_out(), array_recv(), array_replace_internal(), array_set(), array_typanalyze(), array_unnest(), arrayconst_startup_fn(), arrayexpr_startup_fn(), ArrayGetIntegerTypmods(), assign_record_type_typmod(), AssignTransactionId(), Async_Notify(), ATExecAddColumn(), ATExecColumnDefault(), ATRewriteTable(), autoinc(), AuxiliaryProcessMain(), begin_heap_rewrite(), begin_tup_output_tupdesc(), BeginCopyFrom(), big5_to_euc_tw(), binary_decode(), binary_encode(), binaryheap_allocate(), bit_and(), bit_catenate(), bit_or(), bit_out(), bit_recv(), bitfromint4(), bitfromint8(), bitnot(), bits_to_text(), bitsetbit(), bitshiftleft(), bitshiftright(), bitsubstring(), bitxor(), bms_copy(), boolout(), BootStrapXLOG(), box_center(), box_circle(), box_construct(), box_copy(), box_diagonal(), box_in(), box_intersect(), box_poly(), box_recv(), bpchar(), bpchar_input(), bqarr_in(), bqarr_out(), bt_metap(), bt_page_items(), bt_page_stats(), btbeginscan(), btbuild(), btbuildempty(), btgettuple(), btrescan(), build_datatype(), build_dummy_tuple(), build_function_result_tupdesc_d(), build_minmax_path(), build_regtype_array(), build_row_from_class(), build_row_from_vars(), build_subplan(), build_tlist_index(), build_tlist_index_other_vars(), build_tuplestore_recursively(), BuildCachedPlan(), BuildTupleFromCStrings(), bytea_catenate(), bytea_string_agg_finalfn(), byteain(), byteaout(), bytearecv(), byteaSetBit(), byteaSetByte(), byteatrim(), cached_scansel(), calc_distr(), calc_hist(), calc_hist_selectivity(), cash_out(), CatalogCacheCreateEntry(), char_bpchar(), char_text(), charout(), check_foreign_key(), check_ident_usermap(), check_primary_key(), check_temp_tablespaces(), CheckAffix(), checkAllTheSame(), CheckIndexCompatible(), CheckPointTwoPhase(), CheckRADIUSAuth(), checkSharedDependencies(), chkpass_in(), chkpass_out(), choose_bitmap_and(), chr(), cidout(), cidr_set_masklen(), circle_box(), circle_center(), circle_copy(), circle_in(), circle_out(), circle_recv(), classify_index_clause_usage(), close_pl(), close_ps(), compileTheLexeme(), compileTheSubstitute(), CompleteCachedPlan(), complex_add(), complex_in(), complex_out(), complex_recv(), compute_array_stats(), compute_index_stats(), compute_minimal_stats(), compute_range_stats(), compute_scalar_stats(), compute_tsvector_stats(), ComputeIndexAttrs(), concat_text(), connect_pg_server(), convert_prep_stmt_params(), convert_string_datum(), convert_tuples_by_name(), convert_tuples_by_position(), copy_file(), copy_heap_data(), copy_ltree(), copy_plpgsql_datum(), copy_relation_data(), CopyCachedPlan(), CopyErrorData(), CopyFrom(), CopyIndexTuple(), CopyOverrideSearchPath(), copyParamList(), copytext(), CopyTo(), CopyTriggerDesc(), copyTSLexeme(), copytup_index(), CopyVar(), copyVar(), count_agg_clauses_walker(), count_usable_fds(), cr_circle(), create_mergejoin_plan(), create_tablespace_directories(), create_unique_plan(), CreateConstraintEntry(), CreateCopyDestReceiver(), CreateQueryDesc(), CreateTemplateTupleDesc(), CreateTrigger(), CreateTupleDesc(), CreateTupleDescCopyConstr(), CreateUtilityQueryDesc(), cstring_to_text_with_len(), current_database(), current_schemas(), currtid_byrelname(), currtid_byreloid(), datetime_to_char_body(), datumCopy(), dblink_get_pkey(), debackslash(), decodePageSplitRecord(), DecodeTextArrayToCString(), deconstruct_array(), defGetString(), DefineAggregate(), DefineIndex(), DefineRelation(), deserialize_deflist(), destroy_tablespace_directories(), do_analyze_rel(), do_compile(), do_pg_stop_backup(), do_to_timestamp(), doPickSplit(), dotrim(), downcase_convert(), downcase_truncate_identifier(), DropRelFileNodesAllBuffers(), dsynonym_init(), dxsyn_lexize(), entry_dealloc(), enum_range_internal(), EnumValuesCreate(), euc_tw_to_big5(), EvaluateParams(), examine_attribute(), examine_parameter_list(), exec_assign_value(), exec_bind_message(), exec_eval_using_params(), exec_move_row(), exec_stmt_return_next(), ExecBuildProjectionInfo(), ExecEvalArray(), ExecEvalFieldStore(), ExecEvalRow(), ExecEvalWholeRowFast(), ExecEvalWholeRowSlow(), ExecHashJoinGetSavedTuple(), ExecHashTableCreate(), ExecIndexBuildScanKeys(), ExecInitAgg(), ExecInitExpr(), ExecInitJunkFilter(), ExecInitSubPlan(), ExecInitValuesScan(), ExecMakeTableFunctionResult(), ExecOpenIndices(), ExecRelCheck(), execTuplesHashPrepare(), execTuplesMatchPrepare(), ExecuteTruncate(), expand_dynamic_library_name(), extract_autovac_opts(), extract_grouping_cols(), extract_grouping_ops(), extract_mb_char(), fallbackSplit(), fetch_finfo_record(), file_acquire_sample_rows(), fileBeginForeignScan(), fileGetForeignRelSize(), filter_list_to_array(), find_in_dynamic_libpath(), find_inheritance_children(), find_window_functions(), findeq(), float4_to_char(), Float4GetDatum(), float4out(), float8_to_char(), Float8GetDatum(), float8out(), format_operator_internal(), format_procedure_internal(), formTextDatum(), fsm_extend(), FuncnameGetCandidates(), funny_dup17(), g_cube_decompress(), g_cube_picksplit(), g_int_compress(), g_int_decompress(), g_int_picksplit(), g_intbig_compress(), g_intbig_picksplit(), g_intbig_union(), gbt_bit_xfrm(), gbt_cash_union(), gbt_date_union(), gbt_float4_union(), gbt_float8_union(), gbt_inet_compress(), gbt_inet_union(), gbt_int2_union(), gbt_int4_union(), gbt_int8_union(), gbt_intv_compress(), gbt_intv_decompress(), gbt_intv_union(), gbt_macad_union(), gbt_num_bin_union(), gbt_num_compress(), gbt_num_picksplit(), gbt_oid_union(), gbt_time_union(), gbt_timetz_compress(), gbt_ts_union(), gbt_tstz_compress(), gbt_var_compress(), gbt_var_decompress(), gbt_var_key_copy(), gbt_var_node_truncate(), gbt_var_picksplit(), generate_append_tlist(), generate_normalized_query(), generate_series_step_int4(), generate_series_step_int8(), generate_series_timestamp(), generate_series_timestamptz(), generate_subscripts(), generate_trgm(), generate_wildcard_trgm(), generateHeadline(), genericPickSplit(), geo_distance(), get_attribute_options(), get_attstatsslot(), get_available_versions_for_extension(), get_column_info_for_window(), get_crosstab_tuplestore(), get_database_list(), get_docrep(), get_ext_ver_info(), get_extension_aux_control_filename(), get_extension_control_directory(), get_extension_control_filename(), get_extension_script_directory(), get_extension_script_filename(), get_func_arg_info(), get_func_input_arg_names(), get_func_signature(), get_op_btree_interpretation(), get_path_all(), get_pkey_attnames(), get_raw_page_internal(), get_relation_info(), get_rels_with_domain(), get_str_from_var(), get_str_from_var_sci(), get_tables_to_cluster(), get_text_array_contents(), get_tsearch_config_filename(), get_val(), get_worker(), GetBulkInsertState(), getColorInfo(), GetCurrentVirtualXIDs(), GetDatabasePath(), GetFdwRoutineForRelation(), GetForeignDataWrapper(), GetForeignServer(), GetForeignTable(), GetLockStatusData(), GetMultiXactIdMembers(), GetPredicateLockStatusData(), GetPreparedTransactionList(), GetRunningTransactionLocks(), gettoken_tsvector(), getTokenTypes(), GetUserMapping(), GetVirtualXIDsDelayingChkpt(), ghstore_compress(), ghstore_picksplit(), ghstore_union(), gimme_tree(), gin_bool_consistent(), gin_extract_hstore(), gin_extract_hstore_query(), gin_extract_query_trgm(), gin_extract_tsquery(), gin_extract_tsvector(), gin_extract_value_trgm(), ginAllocEntryAccumulator(), ginbeginscan(), ginbuild(), ginExtractEntries(), ginFillScanEntry(), ginFillScanKey(), ginFindLeafPage(), ginFindParents(), GinFormInteriorTuple(), ginHeapTupleFastCollect(), ginHeapTupleFastInsert(), ginInsertBAEntry(), ginint4_queryextract(), ginNewScanKey(), ginPrepareFindLeafPage(), ginRedoVacuumPage(), ginVacuumPostingList(), gist_box_picksplit(), gist_box_union(), gist_circle_compress(), gist_point_compress(), gist_poly_compress(), gistbeginscan(), gistbufferinginserttuples(), gistbuild(), gistbulkdelete(), gistextractpage(), gistfillitupvec(), gistfixsplit(), gistGetItupFromPage(), gistInitBuildBuffers(), gistMakeUnionItVec(), gistplacetopage(), gistRelocateBuildBuffersOnSplit(), gistScanPage(), GISTSearchTreeItemAllocator(), gistSplit(), gistSplitByKey(), gistSplitHalf(), gistunionsubkeyvec(), gistXLogSplit(), gistXLogUpdate(), gseg_picksplit(), gtrgm_compress(), gtrgm_consistent(), gtrgm_decompress(), gtrgm_picksplit(), gtrgm_union(), gtsquery_compress(), gtsquery_picksplit(), gtsvector_compress(), gtsvector_decompress(), gtsvector_picksplit(), gtsvector_union(), gtsvectorout(), GUCArrayAdd(), hash_object_field_end(), hashbeginscan(), hashbuild(), heap_beginscan_internal(), heap_copy_minimal_tuple(), heap_copytuple(), heap_copytuple_with_tuple(), heap_deformtuple(), heap_formtuple(), heap_modify_tuple(), heap_modifytuple(), heap_multi_insert(), heap_page_items(), heap_tuple_from_minimal_tuple(), heap_tuple_untoast_attr(), heap_tuple_untoast_attr_slice(), hladdword(), hstore_akeys(), hstore_avals(), hstore_concat(), hstore_delete(), hstore_delete_array(), hstore_delete_hstore(), hstore_from_array(), hstore_from_arrays(), hstore_from_record(), hstore_out(), hstore_populate_record(), hstore_recv(), hstore_slice_to_array(), hstore_slice_to_hstore(), hstore_to_array_internal(), hstore_to_json(), hstore_to_json_loose(), hstoreArrayToPairs(), hstorePairs(), ImportSnapshot(), index_register(), inet_set_masklen(), inet_to_cidr(), infix(), init_execution_state(), init_tour(), init_tsvector_parser(), InitCatCache(), InitDeadLockChecking(), initGISTstate(), initKeyArray(), InitPlan(), initStringInfo(), inner_subltree(), int2out(), int2vectorout(), int44in(), int44out(), int4_to_char(), int4out(), Int64GetDatum(), int8_to_char(), int_to_roman(), interval_div(), interval_in(), interval_justify_days(), interval_justify_hours(), interval_justify_interval(), interval_mi(), interval_mul(), interval_pl(), interval_recv(), interval_scale(), interval_trunc(), interval_um(), intervaltypmodout(), iso_to_koi8r(), iso_to_win1251(), iso_to_win866(), json_object_keys(), json_populate_record(), json_recv(), koi8r_to_iso(), koi8r_to_win1251(), koi8r_to_win866(), latin2_to_win1250(), lazy_space_alloc(), lca(), lca_inner(), leftmostvalue_interval(), leftmostvalue_timetz(), levenshtein_internal(), lex_accept(), LexizeAddLemm(), libpqrcv_readtimelinehistoryfile(), like_fixed_prefix(), limit_printout_length(), line_construct_pm(), line_construct_pp(), line_in(), list_copy(), list_copy_tail(), load_categories_hash(), load_enum_cache_data(), load_libraries(), load_relcache_init_file(), load_tzoffsets(), log_incomplete_deletion(), log_incomplete_split(), logfile_getname(), LogicalTapeSetCreate(), LogicalTapeWrite(), loread(), lowerstr_with_len(), lpad(), lquery_out(), lseg_center(), lseg_construct(), lseg_in(), lseg_recv(), ltree2text(), ltree_compress(), ltree_concat(), ltree_decompress(), ltree_in(), ltree_out(), ltree_picksplit(), ltree_union(), ltsRecordBlockNum(), ltxtq_out(), macaddr_and(), macaddr_in(), macaddr_not(), macaddr_or(), macaddr_out(), macaddr_recv(), macaddr_trunc(), make_colname_unique(), make_greater_string(), make_hba_token(), make_recursive_union(), make_result(), make_row_comparison_op(), make_setop(), make_sort_from_groupcols(), make_sort_from_sortclauses(), make_tuple_from_result_row(), make_tuple_from_row(), make_unique(), makeaclitem(), makeArrayTypeName(), makeBufFile(), MakeConfigurationMapping(), makeitem(), makeNamespaceItem(), makeObjectName(), makepoint(), MakeSharedInvalidMessagesArray(), makeStringInfo(), maketree(), map_variable_attnos_mutator(), mark_hl_fragments(), MatchNamedCall(), materializeResult(), mcelem_array_contained_selec(), mcelem_tsquery_selec(), md5_crypt_verify(), mdunlinkfork(), MergeAttributes(), minimal_tuple_from_heap_tuple(), mktinterval(), moveLeafs(), MultiXactIdExpand(), mXactCacheGetById(), new_head_cell(), new_list(), new_object_addresses(), new_tail_cell(), newLexeme(), newTParserPosition(), NIAddAffix(), NISortAffixes(), nodeRead(), normal_rand(), NormalizeSubWord(), NUM_cache(), numeric(), numeric_abs(), numeric_to_char(), numeric_to_number(), numeric_uminus(), numeric_uplus(), numerictypmodout(), oidout(), oidvectorout(), oidvectortypes(), OpernameGetCandidates(), optionListToArray(), order_qual_clauses(), packGraph(), PageGetTempPage(), PageGetTempPageCopy(), PageGetTempPageCopySpecial(), PageIndexMultiDelete(), PageRepairFragmentation(), parse_fcall_arguments(), parse_fixed_parameters(), parse_hstore(), parse_ident_line(), parse_one_reloption(), parse_tsquery(), parse_variable_parameters(), parseRelOptions(), path_add(), path_encode(), path_in(), path_poly(), path_recv(), perform_base_backup(), perform_default_encoding_conversion(), pg_armor(), pg_buffercache_pages(), pg_convert(), pg_dearmor(), pg_decrypt(), pg_decrypt_iv(), pg_detoast_datum_copy(), pg_digest(), pg_do_encoding_conversion(), pg_encrypt(), pg_encrypt_iv(), pg_get_constraintdef_worker(), pg_get_multixact_members(), pg_get_userbyid(), pg_hmac(), pg_listening_channels(), pg_lock_status(), pg_logdir_ls(), pg_ls_dir(), pg_prepared_xact(), pg_random_bytes(), pg_size_pretty_numeric(), pg_stat_get_wal_senders(), pg_tablespace_databases(), pg_timezone_abbrevs(), pg_timezone_names(), pgfnames(), pgp_key_id_w(), pgrowlocks(), pgss_post_parse_analyze(), pgss_shmem_startup(), pgstat_recv_inquiry(), pgstatindex(), placeChar(), plaintree(), plperl_build_tuple_result(), plperl_modify_tuple(), plperl_ref_from_pg_array(), plperl_spi_exec_prepared(), plperl_spi_prepare(), plperl_spi_query_prepared(), plpgsql_add_initdatums(), plpgsql_compile_inline(), plpgsql_estate_setup(), plpgsql_exec_trigger(), plpgsql_ns_additem(), plpgsql_parse_dblword(), plpgsql_parse_err_condition(), plpgsql_parse_tripword(), pltcl_init_load_unknown(), pltcl_quote(), pltcl_SPI_execute_plan(), pltcl_trigger_handler(), PLy_cursor_plan(), PLy_modify_tuple(), PLy_procedure_munge_source(), PLy_spi_execute_plan(), PLyGenericObject_ToComposite(), PLyMapping_ToComposite(), PLyObject_ToBytea(), PLySequence_ToArray(), PLySequence_ToComposite(), pmx(), pnstrdup(), point_add(), point_construct(), point_copy(), point_div(), point_in(), point_mul(), point_recv(), point_sub(), poly2path(), poly_circle(), poly_path(), populate_recordset_object_end(), populate_recordset_object_field_end(), PostgresMain(), postquel_sub_params(), pq_getmsgtext(), prepare_sort_from_pathkeys(), prepare_sql_fn_parse_info(), PrepareQuery(), PrescanPreparedTransactions(), ProcArrayApplyRecoveryInfo(), process_pipe_input(), process_startup_options(), ProcessStartupPacket(), prs_setup_firstcall(), prsd_lextype(), psnprintf(), pull_up_sublinks_jointree_recurse(), pushIncompleteSplit(), PushOverrideSearchPath(), pushquery(), pushStackIfSplited(), pushval_morph(), QTNCopy(), queryin(), queue_listen(), quote_identifier(), quote_literal(), quote_literal_cstr(), range_gist_double_sorting_split(), range_gist_picksplit(), range_gist_single_sorting_split(), rb_create(), RE_compile(), RE_compile_and_cache(), RE_execute(), read_binary_file(), read_dictionary(), read_extension_aux_control_file(), read_extension_script_file(), readDatum(), readstoplist(), readTimeLineHistory(), readtup_cluster(), readtup_datum(), readtup_heap(), readtup_index(), ReadTwoPhaseFile(), rebuild_database_list(), record_cmp(), record_eq(), record_in(), record_out(), record_recv(), record_send(), reduce_outer_joins_pass1(), regclassout(), regconfigout(), regdictionaryout(), regexp_fixed_prefix(), regexp_matches(), register_label_provider(), register_on_commit_action(), regoperout(), regprocout(), regtypeout(), RelationBuildTriggers(), RelationGetExclusionInfo(), RelationGetIndexScan(), relpathbackend(), reltime_interval(), RememberFsyncRequest(), repeat(), replace_text_regexp(), report_invalid_token(), report_json_context(), report_parse_error(), ResolveRecoveryConflictWithVirtualXIDs(), RewriteQuery(), rpad(), save_state_data(), scanPendingInsert(), scanstr(), SearchCatCacheList(), seg_in(), seg_inter(), seg_out(), seg_union(), select_outer_pathkeys_for_merge(), selectColorTrigrams(), sepgsql_fmgr_hook(), seq_redo(), set_plan_references(), set_relation_column_names(), set_rtable_names(), set_var_from_str(), SetMatViewToPopulated(), setup_firstcall(), setup_regexp_matches(), show_trgm(), SignalBackends(), similar_escape(), smgrDoPendingDeletes(), smgrdounlinkall(), smgrGetPendingDeletes(), SortAndUniqItems(), spg_kd_inner_consistent(), spg_kd_picksplit(), spg_quad_inner_consistent(), spg_quad_picksplit(), spg_range_quad_inner_consistent(), spg_range_quad_picksplit(), spg_text_inner_consistent(), spg_text_leaf_consistent(), spg_text_picksplit(), spgAddPendingTID(), spgbeginscan(), spgbuildempty(), spgExtractNodeLabels(), spgPageIndexMultiDelete(), spgRedoVacuumRedirect(), spgSplitNodeAction(), spgWalk(), spi_dest_startup(), SPI_modifytuple(), SPI_palloc(), SPI_returntuple(), SplitToVariants(), SS_make_initplan_from_plan(), SS_process_ctes(), StandbyAcquireAccessExclusiveLock(), StartPrepare(), startScanEntry(), std_typanalyze(), StoreRelCheck(), storeRow(), str_initcap(), str_tolower(), str_toupper(), string_to_bytea_const(), substitute_libpath_macro(), SyncRepWaitForLSN(), systable_beginscan(), systable_beginscan_ordered(), table_recheck_autovac(), tbm_begin_iterate(), testprs_lextype(), text_catenate(), text_position_setup(), text_reverse(), text_substring(), text_to_cstring(), thesaurus_lexize(), tidin(), TidListCreate(), tidrecv(), time_interval(), time_mi_time(), time_timetz(), timestamp_age(), timestamp_mi(), timestamptz_age(), timestamptz_timetz(), timetravel(), timetz_in(), timetz_izone(), timetz_mi_interval(), timetz_pl_interval(), timetz_recv(), timetz_scale(), timetz_zone(), tintervalin(), tintervalout(), tintervalrecv(), to_tsvector_byid(), toast_compress_datum(), toast_fetch_datum(), toast_fetch_datum_slice(), toast_save_datum(), tokenize_inc_file(), TParserInit(), transformRelOptions(), translate(), ts_dist(), ts_headline_byid_opt(), ts_lexize(), ts_process_call(), tsa_rewrite_finish(), tsa_tsearch2(), tsqueryout(), tsqueryrecv(), tsquerytree(), tstz_dist(), tsvector_setweight(), tsvector_update_trigger(), tsvectorin(), tsvectorout(), tt_setup_firstcall(), ttdummy(), TupleDescGetAttInMetadata(), tuplesort_begin_common(), tuplestore_begin_common(), txid_current_snapshot(), txid_snapshot_recv(), typenameTypeMod(), unaccent_lexize(), uniqueWORD(), update_attstats(), uuid_in(), uuid_recv(), uuid_to_string(), vac_open_indexes(), validate_pkattnums(), varbit(), varbit_out(), varbit_recv(), variable_paramref_hook(), varstr_cmp(), vm_extend(), WaitOnLock(), widget_in(), widget_out(), win1250_to_latin2(), win1251_to_iso(), win1251_to_koi8r(), win1251_to_win866(), win866_to_iso(), win866_to_koi8r(), win866_to_win1251(), writeListPage(), xidout(), XLogFileNameP(), xml_recv(), xpath_string(), xpath_table(), and xslt_process().

{
    /* duplicates MemoryContextAlloc to avoid increased overhead */
    AssertArg(MemoryContextIsValid(CurrentMemoryContext));

    if (!AllocSizeIsValid(size))
        elog(ERROR, "invalid memory alloc request size %lu",
             (unsigned long) size);

    CurrentMemoryContext->isReset = false;

    return (*CurrentMemoryContext->methods->alloc) (CurrentMemoryContext, size);
}

void* palloc0 ( Size  size  ) 

Definition at line 653 of file mcxt.c.

References MemoryContextMethods::alloc, AllocSizeIsValid, AssertArg, elog, ERROR, MemoryContextData::isReset, MemoryContextIsValid, MemSetAligned, MemoryContextData::methods, and pg_malloc0().

Referenced by _bt_blwritepage(), _bt_pagestate(), _bt_preprocess_array_keys(), _bt_spoolinit(), _h_spoolinit(), _mdfd_getseg(), add_dummy_return(), allocacl(), AllocateRelationDesc(), allocateReloptStruct(), AlterObjectNamespace_internal(), AlterObjectOwner_internal(), AlterObjectRename_internal(), AlterOpFamilyAdd(), AlterOpFamilyDrop(), array_cat(), array_create_iterator(), array_get_slice(), array_in(), array_map(), array_recv(), array_replace_internal(), array_set(), array_set_slice(), ATAddCheckConstraint(), ATAddForeignKeyConstraint(), ATExecAddColumn(), ATGetQueueEntry(), ATPrepAlterColumnType(), begin_heap_rewrite(), BeginCopy(), bit(), bit_in(), bms_make_singleton(), bpchar_name(), bt_page_items(), btbulkdelete(), btvacuumcleanup(), build_row_from_class(), build_row_from_vars(), build_simple_rel(), BuildDescForRelation(), BuildEventTriggerCache(), buildint2vector(), buildoidvector(), calc_rank_and(), calc_rank_cd(), check_hba(), check_ident_usermap(), circle_poly(), compact_palloc0(), CompactCheckpointerRequestQueue(), construct_empty_array(), construct_md_array(), convert_tuples_by_name(), convert_tuples_by_position(), ConvertTriggerToFK(), CopyCachedPlan(), create_array_envelope(), CreateCachedPlan(), CreateFakeRelcacheEntry(), CreateIntoRelDestReceiver(), CreateOneShotCachedPlan(), CreateSQLFunctionDestReceiver(), CreateTransientRelDestReceiver(), CreateTupleDescCopyConstr(), CreateTuplestoreDestReceiver(), crosstab(), cube_a_f8(), cube_a_f8_f8(), cube_c_f8(), cube_c_f8_f8(), cube_enlarge(), cube_f8(), cube_f8_f8(), cube_inter(), cube_subset(), cube_union_v0(), deconstruct_array(), DefineOpClass(), deparse_context_for(), deparse_context_for_planstate(), dintdict_init(), dintdict_lexize(), dispell_init(), div_var(), div_var_fast(), do_analyze_rel(), doPickSplit(), dsimple_init(), dsimple_lexize(), dsnowball_init(), dsnowball_lexize(), dsynonym_init(), dsynonym_lexize(), dxsyn_init(), each_worker(), eqjoinsel_inner(), eqjoinsel_semi(), EvalPlanQualStart(), EventTriggerSQLDropAddObject(), examine_attribute(), examine_parameter_list(), exec_stmt_return_next(), ExecBuildAuxRowMark(), ExecEvalRow(), ExecGrant_Relation(), ExecHashIncreaseNumBatches(), ExecHashTableCreate(), ExecHashTableReset(), ExecIndexBuildScanKeys(), ExecInitAgg(), ExecInitAppend(), ExecInitBitmapAnd(), ExecInitBitmapOr(), ExecInitExpr(), ExecInitJunkFilterConversion(), ExecInitMergeAppend(), ExecInitModifyTable(), ExecInitSetOp(), ExecInitWindowAgg(), ExecMakeTableFunctionResult(), expand_colnames_array_to(), fetch_more_data(), fillFakeState(), find_language_template(), find_window_functions(), formrdesc(), g_intbig_compress(), gbt_num_compress(), generate_base_implied_equalities_no_const(), get_json_object_as_hash(), get_relation_info(), get_worker(), GetAccessStrategy(), getColorInfo(), GetLockConflicts(), GetOverrideSearchPath(), ghstore_compress(), gin_extract_tsquery(), ginbulkdelete(), ginExtractEntries(), ginFillScanKey(), ginNewScanKey(), ginPrepareScanPostingTree(), ginScanToDelete(), ginvacuumcleanup(), gist_box_picksplit(), gistbeginscan(), gistbulkdelete(), gistdoinsert(), gistFindPath(), gistUserPicksplit(), gistvacuumcleanup(), hashbulkdelete(), heap_form_minimal_tuple(), heap_form_tuple(), identify_join_columns(), index_form_tuple(), inetand(), inetnot(), inetor(), init_sql_fcache(), InitCatCache(), InitResultRelInfo(), initSpGistState(), inittapes(), inline_function(), InstrAlloc(), int2vectorin(), internal_inetpl(), join_tsqueries(), json_array_elements(), json_array_length(), json_object_keys(), json_populate_recordset(), lazy_scan_heap(), lazy_vacuum_rel(), leftmostvalue_macaddr(), load_relcache_init_file(), lquery_in(), ltree_in(), make_parsestate(), make_subplanTargetList(), make_tsvector(), make_tuple_from_result_row(), make_tuple_from_row(), makeJsonLexContext(), MergeAttributes(), MJExamineQuals(), mkVoidAffix(), mul_var(), namein(), namerecv(), network_broadcast(), network_hostmask(), network_in(), network_netmask(), network_network(), network_recv(), new_intArrayType(), newRegisNode(), NISortDictionary(), oidvectorin(), parse_hba_line(), parse_ident_line(), parse_tsquery(), perform_base_backup(), pg_crypt(), pg_stat_get_activity(), pg_tzenumerate_start(), plperl_build_tuple_result(), plperl_spi_prepare(), plpgsql_build_record(), plpgsql_build_variable(), plpgsql_compile_inline(), poly_in(), poly_recv(), postgresBeginForeignModify(), postgresBeginForeignScan(), postgresGetForeignRelSize(), prepare_sql_fn_parse_info(), printtup_create_DR(), printtup_prepare_info(), ProcessCopyOptions(), ProcessStartupPacket(), pull_up_simple_subquery(), pushOperator(), pushStop(), pushValue_internal(), QT2QTN(), QTN2QT(), QTNBinary(), range_serialize(), read_extension_control_file(), RelationBuildLocalRelation(), RelationBuildTriggers(), resetSpGistScanOpaque(), reverse_name(), rewriteTargetListIU(), save_state_data(), sepgsql_avc_compute(), sepgsql_set_client_label(), set_append_rel_size(), set_deparse_for_query(), set_join_column_names(), set_simple_column_names(), set_subquery_pathlist(), setup_param_list(), setup_regexp_matches(), setup_simple_rel_arrays(), spg_quad_picksplit(), spgbeginscan(), spgbuild(), spgbulkdelete(), spgFormInnerTuple(), spgFormLeafTuple(), spgFormNodeTuple(), spgvacuumcleanup(), standard_ExecutorStart(), standard_join_search(), StartPrepare(), testprs_start(), text_name(), thesaurus_init(), toast_flatten_tuple_attribute(), toast_insert_or_update(), TParserCopyInit(), TParserInit(), transformTableLikeClause(), transformValuesClause(), transformWithClause(), trgm_presence_map(), ts_setup_firstcall(), tsquery_not(), tsqueryrecv(), tsvector_concat(), tsvector_strip(), tsvectorin(), tsvectorrecv(), TupleDescGetAttInMetadata(), tuplesort_begin_common(), tuplesort_begin_datum(), tuplesort_begin_heap(), tuplestore_begin_common(), unaccent_lexize(), varbit_in(), and XLogFileInit().

{
    /* duplicates MemoryContextAllocZero to avoid increased overhead */
    void       *ret;

    AssertArg(MemoryContextIsValid(CurrentMemoryContext));

    if (!AllocSizeIsValid(size))
        elog(ERROR, "invalid memory alloc request size %lu",
             (unsigned long) size);

    CurrentMemoryContext->isReset = false;

    ret = (*CurrentMemoryContext->methods->alloc) (CurrentMemoryContext, size);

    MemSetAligned(ret, 0, size);

    return ret;
}

void pfree ( void *  pointer  ) 

Definition at line 678 of file mcxt.c.

References Assert, AssertArg, StandardChunkHeader::context, MemoryContextMethods::free_p, MAXALIGN, MemoryContextIsValid, MemoryContextData::methods, NULL, and pg_free().

Referenced by _bt_blwritepage(), _bt_buildadd(), _bt_freeskey(), _bt_freestack(), _bt_getroot(), _bt_gettrueroot(), _bt_insert_parent(), _bt_load(), _bt_newroot(), _bt_spooldestroy(), _bt_uppershutdown(), _h_indexbuild(), _h_spooldestroy(), _hash_dropscan(), _int_contains(), _int_inter(), _int_overlap(), _int_same(), _int_union(), _lca(), _mdfd_getseg(), _mdfd_openseg(), _mdfd_segpath(), AbortBufferIO(), AbsorbFsyncRequests(), aclmerge(), add_path(), addArcs(), AddEnumLabel(), addHLParsedLex(), addItemPointersToLeafTuple(), addKey(), advance_transition_function(), advance_windowaggregate(), AfterTriggerEndSubXact(), afterTriggerFreeEventList(), afterTriggerRestoreEventList(), AlterObjectNamespace_internal(), AlterObjectOwner_internal(), AlterObjectRename_internal(), array_contain_compare(), array_free_iterator(), array_in(), array_map(), array_out(), array_recv(), array_replace_internal(), array_send(), array_to_json_internal(), array_to_text_internal(), arrayconst_cleanup_fn(), arrayexpr_cleanup_fn(), ArrayGetIntegerTypmods(), ASN1_STRING_to_text(), AssignTransactionId(), AtEOSubXact_Inval(), AtEOSubXact_Namespace(), AtEOSubXact_on_commit_actions(), AtEOSubXact_PgStat(), AtEOXact_GUC(), AtEOXact_Namespace(), AtEOXact_on_commit_actions(), AtSubAbort_childXids(), AtSubAbort_Snapshot(), AtSubCommit_childXids(), attribute_reloptions(), autoinc(), AuxiliaryProcessMain(), backend_read_statsfile(), big5_to_euc_tw(), binaryheap_free(), bms_add_member(), bms_add_members(), bms_free(), bms_int_members(), bms_join(), boolop(), BootStrapXLOG(), bpcharrecv(), bqarr_in(), bt_page_items(), btbuildCallback(), btendscan(), btinsert(), buf_finalize(), BufFileClose(), build_dummy_tuple(), buildFreshLeafTuple(), BuildTupleFromCStrings(), cache_locale_time(), calc_arraycontsel(), calc_distr(), calc_rank_and(), calc_rank_cd(), calc_rank_or(), CatalogCloseIndexes(), CatCacheRemoveCList(), CatCacheRemoveCTup(), check_circularity(), check_datestyle(), check_db_file_conflict(), check_ident_usermap(), check_locale(), check_log_destination(), check_relation_privileges(), check_schema_perms(), check_search_path(), check_synchronous_standby_names(), check_temp_tablespaces(), check_timezone(), check_TSCurrentConfig(), CheckAffix(), CheckPointTwoPhase(), CheckRADIUSAuth(), checkSharedDependencies(), ChooseConstraintName(), ChooseRelationName(), citext_eq(), citext_hash(), citext_ne(), citextcmp(), clauselist_selectivity(), clean_fakeval_intree(), clean_NOT_intree(), cleanup_regexp_matches(), clear_and_pfree(), close_tsvector_parser(), collectMatchBitmap(), CompactCheckpointerRequestQueue(), compile_plperl_function(), compile_pltcl_function(), compileTheLexeme(), compileTheSubstitute(), composite_to_json(), compute_array_stats(), concat_internal(), connect_pg_server(), convert_any_priv_string(), convert_charset(), convert_column_name(), convert_string_datum(), convert_to_scalar(), convert_tuples_by_name(), convert_tuples_by_position(), convertPgWchar(), ConvertTriggerToFK(), copy_dest_destroy(), copy_file(), copy_heap_data(), copy_relation_data(), CopyArrayEls(), CopyFrom(), CopyFromErrorCallback(), CopyReadLine(), CopyTo(), count_agg_clauses_walker(), count_usable_fds(), create_cursor(), create_tablespace_directories(), CreateCheckPoint(), createdb(), createNewConnection(), CreateTableSpace(), CreateTrigger(), crosstab(), cstr2sv(), cube_subset(), datetime_to_char_body(), datum_to_json(), db_encoding_strdup(), dblink_connect(), dblink_disconnect(), dblink_security_check(), DCH_to_char(), debugtup(), DecodeTextArrayToCString(), default_reloptions(), DefineEnum(), DefineIndex(), DefineRange(), DefineType(), deserialize_deflist(), destroy_tablespace_directories(), dintdict_lexize(), dir_realloc(), dispell_lexize(), div_var(), div_var_fast(), do_analyze_rel(), do_autovacuum(), do_compile(), Do_MultiXactIdWait(), do_pg_start_backup(), do_text_output_multiline(), do_to_timestamp(), dotrim(), DropRelFileNodesAllBuffers(), dropvoidsubtree(), dsimple_lexize(), dsnowball_lexize(), dsynonym_init(), dsynonym_lexize(), dxsyn_lexize(), elog_node_display(), end_tup_output(), EndCopy(), entry_dealloc(), enum_range_internal(), enum_recv(), EnumValuesCreate(), eqjoinsel_inner(), eqjoinsel_semi(), errdetail_params(), errfinish(), euc_tw_to_big5(), eval_windowaggregates(), EventTriggerSQLDropAddObject(), examine_attribute(), exec_assign_c_string(), exec_assign_value(), exec_bind_message(), exec_dynquery_with_params(), exec_move_row(), exec_object_restorecon(), exec_run_select(), exec_stmt_close(), exec_stmt_dynexecute(), exec_stmt_execsql(), exec_stmt_fetch(), exec_stmt_forc(), exec_stmt_foreach_a(), exec_stmt_open(), exec_stmt_raise(), exec_stmt_return_next(), Exec_UnlistenCommit(), ExecDropSingleTupleTableSlot(), ExecEndWindowAgg(), ExecEvalFieldStore(), ExecEvalRow(), ExecEvalXml(), ExecGrant_Attribute(), ExecGrant_Database(), ExecGrant_Fdw(), ExecGrant_ForeignServer(), ExecGrant_Function(), ExecGrant_Language(), ExecGrant_Largeobject(), ExecGrant_Namespace(), ExecGrant_Relation(), ExecGrant_Tablespace(), ExecGrant_Type(), ExecHashIncreaseNumBatches(), ExecHashRemoveNextSkewBucket(), ExecHashTableDestroy(), ExecIndexBuildScanKeys(), ExecInitAgg(), ExecReScanTidScan(), ExecResetTupleTable(), ExecSetParamPlan(), ExecSetSlotDescriptor(), expand_dynamic_library_name(), explain_ExecutorEnd(), ExplainProperty(), ExplainPropertyList(), ExplainQuery(), extract_autovac_opts(), fetch_finfo_record(), fetch_function_defaults(), file_acquire_sample_rows(), filter_list_to_array(), find_in_dynamic_libpath(), find_inheritance_children(), find_provider(), findeq(), FinishPreparedTransaction(), fixup_inherited_columns(), flush_pipe_input(), fmgr_info_C_lang(), fmgr_info_cxt_security(), forget_invalid_pages(), forget_invalid_pages_db(), forget_matching_deletion(), forget_matching_split(), forgetIncompleteSplit(), free_attstatsslot(), free_chromo(), free_city_table(), free_conversion_map(), free_edge_table(), free_object_addresses(), free_params_data(), free_parsestate(), free_pool(), free_sort_tuple(), free_var(), FreeAccessStrategy(), FreeBulkInsertState(), FreeErrorData(), FreeExprContext(), FreeFakeRelcacheEntry(), freeGinBtreeStack(), FreeQueryDesc(), freeScanKeys(), freeScanStackEntry(), FreeSnapshot(), freetree(), FreeTriggerDesc(), FreeTupleDesc(), fsm_extend(), func_get_detail(), FuncnameGetCandidates(), g_int_compress(), g_int_consistent(), g_int_decompress(), g_int_penalty(), g_int_picksplit(), g_intbig_compress(), g_intbig_picksplit(), gbt_bit_l2n(), generate_append_tlist(), generate_base_implied_equalities_no_const(), generate_trgm(), generate_wildcard_trgm(), generateHeadline(), get_attstatsslot(), get_const_expr(), get_docrep(), get_extension_aux_control_filename(), get_extension_script_filename(), get_from_clause(), get_sql_insert(), get_sql_update(), get_str_from_var_sci(), get_target_list(), get_tuple_of_interest(), get_typdefault(), GetAggInitVal(), getColorInfo(), GetMultiXactIdHintBits(), GetNewRelFileNode(), getNextNearest(), getObjectDescription(), getObjectIdentity(), GetTempNamespaceBackendId(), ginendscan(), ginEntryFillRoot(), ginEntryInsert(), ginExtractEntries(), GinFormTuple(), ginInsertValue(), ginoptions(), ginVacuumEntryPage(), ginVacuumPostingTree(), ginVacuumPostingTreeLeaves(), gist_ischild(), gistbulkdelete(), gistgetbitmap(), gistgettuple(), gistoptions(), gistPopItupFromNodeBuffer(), gistRelocateBuildBuffersOnSplit(), GISTSearchTreeItemDeleter(), gistunionsubkeyvec(), gistUnloadNodeBuffer(), gistXLogSplit(), gistXLogUpdate(), gtrgm_consistent(), gtrgm_distance(), gtrgm_penalty(), GUCArrayReset(), hashbuildCallback(), hashendscan(), hashinsert(), heap_create_with_catalog(), heap_deformtuple(), heap_endscan(), heap_formtuple(), heap_free_minimal_tuple(), heap_freetuple(), heap_lock_tuple(), heap_modify_tuple(), heap_modifytuple(), heap_tuple_untoast_attr(), heap_tuple_untoast_attr_slice(), hstoreUniquePairs(), hv_fetch_string(), hv_store_string(), index_form_tuple(), index_getbitmap(), IndexScanEnd(), infix(), init_tour(), initcap(), initialize_peragg(), initialize_reloptions(), initSuffixTree(), inner_int_inter(), insert_username(), InsertOneTuple(), InsertOneValue(), internalerrquery(), intorel_destroy(), intset_subtract(), inv_close(), inv_getsize(), inv_read(), inv_truncate(), inv_write(), InvalidateAttoptCacheCallback(), InvalidateTableSpaceCacheCallback(), isAnyTempNamespace(), iso_to_koi8r(), iso_to_win1251(), iso_to_win866(), json_agg_transfn(), json_lex_string(), json_object_keys(), KnownAssignedXidsDisplay(), koi8r_to_iso(), koi8r_to_win1251(), koi8r_to_win866(), latin2_to_win1250(), lazy_cleanup_index(), lca(), like_fixed_prefix(), list_delete_cell(), list_free_private(), lo_manage(), load_enum_cache_data(), load_external_function(), load_file(), load_libraries(), load_relcache_init_file(), local_buffer_write_error_callback(), logfile_rotate(), LogicalTapeRewind(), LogicalTapeSetClose(), lookup_ts_config_cache(), lower(), lowerstr_with_len(), lquery_in(), lseg_inside_poly(), lseg_interpt_internal(), ltree_addtext(), ltree_in(), ltree_strncasecmp(), ltree_textadd(), make_greater_string(), make_tsvector(), make_tuple_from_row(), map_sql_value_to_xml_value(), mark_hl_fragments(), match_special_index_operator(), mcelem_array_contained_selec(), mcelem_array_selec(), mcelem_tsquery_selec(), md5_crypt_verify(), mdclose(), mdcreate(), mdopen(), mdpostckpt(), mdsync(), mdtruncate(), mdunlinkfork(), MemoryContextDelete(), merge_acl_with_grant(), merge_clump(), MergeAttributes(), mkANode(), moddatetime(), moveArrayTypeName(), mul_var(), MultiXactIdExpand(), MultiXactIdGetUpdateXid(), MultiXactIdIsRunning(), mxid_to_string(), namerecv(), NIImportAffixes(), NIImportDictionary(), NIImportOOAffixes(), NINormalizeWord(), NormalizeSubWord(), NUM_cache(), numeric_float4(), numeric_float8(), numeric_to_double_no_overflow(), numeric_to_number(), numericvar_to_double_no_overflow(), open_csvlogfile(), OverrideSearchPathMatchesCurrent(), PageIndexMultiDelete(), PageRepairFragmentation(), PageRestoreTempPage(), parse_args(), parse_extension_control_file(), parse_fcall_arguments(), parse_hba_line(), parse_ident_line(), parse_object_field(), parse_one_reloption(), parse_tsquery(), parseNameAndArgTypes(), parsetext(), parseTypeString(), patternsel(), pclose_check(), pg_attribute_aclmask(), pg_class_aclmask(), pg_convert(), pg_crypt(), pg_database_aclmask(), pg_encrypt(), pg_extension_update_paths(), pg_foreign_data_wrapper_aclmask(), pg_foreign_server_aclmask(), pg_get_constraintdef_worker(), pg_get_expr_worker(), pg_get_indexdef_worker(), pg_get_multixact_members(), pg_language_aclmask(), pg_largeobject_aclmask_snapshot(), pg_namespace_aclmask(), pg_proc_aclmask(), pg_stat_file(), pg_stat_get_wal_senders(), pg_stat_statements(), pg_tablespace_aclmask(), pg_tablespace_databases(), pg_type_aclmask(), pg_tzenumerate_end(), pg_tzenumerate_next(), pgfnames_cleanup(), PGLC_localeconv(), pgss_shmem_startup(), pgss_store(), pgstat_recv_inquiry(), pgstat_write_statsfiles(), plainnode(), plainto_tsquery_byid(), plperl_build_tuple_result(), plperl_call_perl_func(), plperl_hash_from_tuple(), plperl_modify_tuple(), plperl_spi_exec_prepared(), plperl_spi_prepare(), plperl_spi_query_prepared(), plperl_sv_to_datum(), plperl_trigger_handler(), plpgsql_destroy_econtext(), plpgsql_subxact_cb(), pltcl_build_tuple_argument(), pltcl_func_handler(), pltcl_init_load_unknown(), pltcl_quote(), pltcl_set_tuple_values(), pltcl_trigger_handler(), PLy_cursor_plan(), PLy_elog(), PLy_free(), PLy_modify_tuple(), PLy_procedure_compile(), PLy_procedure_create(), PLy_quote_literal(), PLy_quote_nullable(), PLy_spi_execute_plan(), PLy_traceback(), PLy_trigger_build_args(), PLyGenericObject_ToComposite(), PLyMapping_ToComposite(), PLySequence_ToComposite(), PLyString_FromDatum(), PLyUnicode_Bytes(), pmx(), PopActiveSnapshot(), PopOverrideSearchPath(), PopTransaction(), PortalDrop(), PostmasterMain(), PostPrepare_smgr(), pprint(), pq_endmessage(), pq_puttextmessage(), pq_sendcountedtext(), pq_sendstring(), pq_sendtext(), prefix_quals(), PrepareTempTablespaces(), PrescanPreparedTransactions(), print(), print_expr(), print_function_arguments(), PrintBufferLeakWarning(), printtup(), printtup_20(), printtup_destroy(), printtup_internal_20(), printtup_prepare_info(), printtup_shutdown(), ProcArrayApplyRecoveryInfo(), process_ordered_aggregate_single(), process_pipe_input(), ProcessCommittedInvalidationMessages(), ProcessGUCArray(), ProcSleep(), prs_process_call(), prune_element_hashtable(), PushTransaction(), pushval_morph(), QTNFree(), QTNTernary(), queryin(), quote_object_name(), range_recv(), RE_compile(), RE_compile_and_cache(), RE_execute(), read_dictionary(), readstoplist(), ReadTwoPhaseFile(), recomputeNamespacePath(), record_cmp(), record_eq(), record_in(), record_out(), record_recv(), record_send(), RecordTransactionAbort(), RecordTransactionCommit(), RecoverPreparedTransactions(), recursive_revoke(), recv_and_check_password_packet(), recv_password_packet(), regex_fixed_prefix(), RelationBuildRuleLock(), RelationBuildTriggers(), RelationBuildTupleDesc(), RelationCacheInitializePhase3(), RelationDestroyRelation(), RelationGetIndexExpressions(), RelationGetIndexPredicate(), RelationParseRelOptions(), RelationPreserveStorage(), RelationReloadIndexInfo(), ReleaseResources_hash(), relmap_redo(), RememberFsyncRequest(), remove_dbtablespaces(), RemoveLocalLock(), RenameTypeInternal(), replace_text(), replace_text_regexp(), report_invalid_page(), report_triggers(), reportDependentObjects(), ReportGUCOption(), resetSpGistScanOpaque(), ResolveRecoveryConflictWithVirtualXIDs(), ResourceOwnerDelete(), rewriteTargetListIU(), ri_LoadConstraintInfo(), rm_redo_error_callback(), RS_free(), scanPendingInsert(), scanPostingTree(), select_outer_pathkeys_for_merge(), send_message_to_frontend(), send_message_to_server_log(), SendFunctionResult(), sepgsql_attribute_drop(), sepgsql_attribute_post_create(), sepgsql_attribute_relabel(), sepgsql_attribute_setattr(), sepgsql_avc_check_perms(), sepgsql_avc_compute(), sepgsql_avc_reclaim(), sepgsql_database_drop(), sepgsql_database_post_create(), sepgsql_database_relabel(), sepgsql_database_setattr(), sepgsql_proc_drop(), sepgsql_proc_execute(), sepgsql_proc_post_create(), sepgsql_proc_relabel(), sepgsql_proc_setattr(), sepgsql_relation_drop(), sepgsql_relation_post_create(), sepgsql_relation_relabel(), sepgsql_relation_setattr(), sepgsql_schema_drop(), sepgsql_schema_post_create(), sepgsql_schema_relabel(), sepgsql_xact_callback(), seq_redo(), serialize_deflist(), set_append_rel_size(), set_config_option(), set_indexonlyscan_references(), set_join_references(), set_returning_clause_references(), set_subquery_pathlist(), set_timetravel(), set_upper_references(), set_var_from_str(), SetClientEncoding(), setCorrLex(), SetMatViewToPopulated(), setNewTmpRes(), setup_regexp_matches(), shared_buffer_write_error_callback(), shdepLockAndCheckObject(), show_trgm(), ShowAllGUCConfig(), ShowTransactionStateRec(), ShowUsage(), ShutdownExprContext(), SignalBackends(), similarity(), simplify_and_arguments(), simplify_or_arguments(), smgr_desc(), smgrDoPendingDeletes(), smgrdounlinkall(), spgClearPendingList(), spgdoinsert(), spggettuple(), spgPageIndexMultiDelete(), spgRedoVacuumRedirect(), SPI_cursor_open(), SPI_getvalue(), SPI_modifytuple(), SPI_pfree(), SplitIdentifierString(), SplitToVariants(), sqlfunction_destroy(), StandbyRecoverPreparedTransactions(), StandbyReleaseAllLocks(), StandbyReleaseLocks(), StandbyReleaseOldLocks(), StandbyTransactionIdIsPrepared(), StartPrepare(), startScanEntry(), StartupXLOG(), StoreAttrDefault(), storeObjectDescription(), StoreRelCheck(), storeRow(), str_initcap(), str_tolower(), str_toupper(), string_to_text(), stringToQualifiedNameList(), SyncRepGetStandbyPriority(), SyncRepWaitForLSN(), SysLogger_Start(), SysLoggerMain(), systable_endscan(), systable_endscan_ordered(), tablespace_reloptions(), TablespaceCreateDbspace(), tbm_end_iterate(), tbm_free(), testprs_end(), text2ltree(), text_format(), text_format_string_conversion(), text_position_cleanup(), text_substring(), text_to_array_internal(), text_to_cstring(), text_to_cstring_buffer(), textrecv(), textToQualifiedNameList(), thesaurus_lexize(), thesaurusRead(), TidListCreate(), timetravel(), tintervalout(), to_json(), to_tsquery_byid(), to_tsvector_byid(), toast_compress_datum(), toast_flatten_tuple(), toast_flatten_tuple_attribute(), toast_insert_or_update(), tokenize_inc_file(), TParserClose(), TParserCopyClose(), TParserGet(), transientrel_destroy(), ts_accum(), ts_headline_byid_opt(), ts_lexize(), ts_match_tq(), ts_match_tt(), ts_process_call(), ts_stat_sql(), tsa_rewrite_accum(), tsa_rewrite_finish(), tsa_tsearch2(), tsquery_rewrite_query(), tsqueryrecv(), tsquerytree(), tstoreDestroyReceiver(), tstoreReceiveSlot_detoast(), tstoreShutdownReceiver(), tsvector_update_trigger(), tsvectorin(), tt_process_call(), ttdummy(), tuplestore_advance(), tuplestore_clear(), tuplestore_end(), tuplestore_trim(), typenameTypeMod(), unaccent_dict(), uniqueentry(), uniqueWORD(), UnregisterExprContextCallback(), UnregisterResourceReleaseCallback(), UnregisterSubXactCallback(), UnregisterXactCallback(), updateAclDependencies(), UpdateIndexRelation(), upper(), vac_close_indexes(), validate_index_heapscan(), varcharrecv(), varstr_cmp(), vm_extend(), WaitOnLock(), WalRcvFetchTimeLineHistoryFiles(), win1250_to_latin2(), win1251_to_iso(), win1251_to_koi8r(), win1251_to_win866(), win866_to_iso(), win866_to_koi8r(), win866_to_win1251(), write_console(), write_csvlog(), writeListPage(), writetup_datum(), writetup_index(), X509_NAME_field_to_text(), X509_NAME_to_text(), xact_desc_abort(), xact_desc_commit(), XLogFileInit(), XLogInsert(), xml_encode_special_chars(), xml_out_internal(), xml_recv(), xml_send(), xmlconcat(), xmlpi(), xpath_bool(), xpath_list(), xpath_nodeset(), xpath_number(), xpath_string(), and xpath_table().

{
    StandardChunkHeader *header;

    /*
     * Try to detect bogus pointers handed to us, poorly though we can.
     * Presumably, a pointer that isn't MAXALIGNED isn't pointing at an
     * allocated chunk.
     */
    Assert(pointer != NULL);
    Assert(pointer == (void *) MAXALIGN(pointer));

    /*
     * OK, it's probably safe to look at the chunk header.
     */
    header = (StandardChunkHeader *)
        ((char *) pointer - STANDARDCHUNKHEADERSIZE);

    AssertArg(MemoryContextIsValid(header->context));

    (*header->context->methods->free_p) (header->context, pointer);
}

char* pnstrdup ( const char *  in,
Size  len 
)

Definition at line 766 of file mcxt.c.

References palloc().

Referenced by asc_initcap(), asc_tolower(), asc_toupper(), dintdict_lexize(), dsynonym_lexize(), dxsyn_lexize(), get_source_line(), read_dictionary(), SplitToVariants(), str_initcap(), str_tolower(), str_toupper(), and t_readline().

{
    char       *out = palloc(len + 1);

    memcpy(out, in, len);
    out[len] = '\0';
    return out;
}

char* pstrdup ( const char *  in  ) 

Definition at line 755 of file mcxt.c.

References MemoryContextStrdup(), and pg_strdup().

Referenced by _PG_init(), _ShowOption(), abstimeout(), addCompiledLexeme(), addRangeTableEntryForFunction(), addRangeTableEntryForSubquery(), addRangeTableEntryForValues(), addToArray(), addToResult(), allocate_reloption(), analyzeCTETargetList(), array_in(), array_out(), Async_Notify(), ATExecAddIndexConstraint(), ATExecDropInherit(), ATPrepAddOids(), ATPrepCmd(), backend_read_statsfile(), BeginCopyFrom(), BeginCopyTo(), build_datatype(), build_minmax_path(), build_tuplestore_recursively(), buildRelationAliases(), cache_locale_time(), CatalogCacheInitializeCache(), check_datestyle(), check_hostname(), check_ident_usermap(), check_locale(), check_log_destination(), check_search_path(), check_selective_binary_conversion(), check_synchronous_standby_names(), check_temp_tablespaces(), check_timezone(), checkInsertTargets(), ChooseIndexColumnNames(), ChooseIndexNameAddition(), compileTheSubstitute(), connect_pg_server(), connectby_text(), connectby_text_serial(), convert_string_datum(), CopyCachedPlan(), CopyErrorData(), CopyTriggerDesc(), copyTSLexeme(), CopyVar(), CreateCachedPlan(), createForeignKeyTriggers(), CreateLockFile(), createNewConnection(), CreateTableSpace(), CreateTupleDescCopyConstr(), cstring_in(), cstring_out(), date_out(), dblink_connect(), defGetString(), DefineCollation(), DefineQueryRewrite(), DefineView(), DefineViewRules(), DefineVirtualRelation(), deleteConnection(), deserialize_deflist(), destroy_tablespace_directories(), determineRecursiveColTypes(), do_compile(), dsynonym_init(), ean13_out(), enum_out(), EventTriggerSQLDropAddObject(), exec_bind_message(), exec_dynquery_with_params(), exec_execute_message(), Exec_ListenCommit(), exec_stmt_dynexecute(), exec_stmt_raise(), expand_dynamic_library_name(), expand_targetlist(), ExpandRowReference(), expandRTE(), expandTupleDesc(), ExportSnapshot(), FillPortalStore(), filter_list_to_array(), format_type_internal(), generate_append_tlist(), generate_setop_tlist(), generateClonedIndexStmt(), get_am_name(), get_attname(), get_available_versions_for_extension(), get_collation(), get_collation_name(), get_connect_string(), get_constraint_name(), get_database_list(), get_database_name(), get_db_info(), get_ext_ver_info(), get_ext_ver_list(), get_extension_name(), get_extension_script_directory(), get_file_fdw_attribute_options(), get_func_name(), get_namespace_name(), get_opclass(), get_opname(), get_rel_name(), get_source_line(), get_sql_insert(), get_sql_update(), get_tablespace_name(), GetConfigOptionByNum(), getConnectionByName(), GetDomainConstraints(), GetForeignDataWrapper(), GetForeignServer(), GetUserNameFromId(), index_check_primary_key(), index_constraint_create(), init_sql_fcache(), int8out(), internal_yylex(), interval_out(), isn_out(), lex_accept(), libpqrcv_readtimelinehistoryfile(), limit_printout_length(), load_libraries(), lowerstr_with_len(), makeAlias(), map_sql_value_to_xml_value(), MergeAttributes(), nameout(), network_out(), NINormalizeWord(), NormalizeSubWord(), numeric_out(), numeric_out_sci(), okeys_object_field_start(), parse_extension_control_file(), parse_hba_auth_opt(), parse_hba_line(), parse_ident_line(), parseNameAndArgTypes(), ParseTzFile(), perform_base_backup(), PerformCursorOpen(), pg_available_extension_versions(), pg_available_extensions(), pg_logdir_ls(), pg_tzenumerate_next(), pg_tzenumerate_start(), pgfnames(), PGLC_localeconv(), pgrowlocks(), pgstat_recv_inquiry(), plperl_init_interp(), plpgsql_build_record(), plpgsql_build_variable(), plpgsql_compile_inline(), plpgsql_parse_dblword(), plpgsql_parse_tripword(), PLyUnicode_AsString(), postgresAddForeignUpdateTargets(), PostmasterMain(), prepare_foreign_modify(), prepare_sql_fn_parse_info(), PrepareTempTablespaces(), preprocess_targetlist(), process_psqlrc(), ProcessStartupPacket(), prsd_headline(), prsd_lextype(), range_deparse(), read_dictionary(), read_extension_control_file(), readRecoveryCommandFile(), recomputeNamespacePath(), regclassout(), regconfigout(), regdictionaryout(), register_label_provider(), regoperatorout(), regoperout(), regprocedureout(), regprocout(), regtypeout(), RelationBuildTriggers(), reltimeout(), restore(), ReThrowError(), rewriteTargetListIU(), rewriteTargetListUD(), scanstr(), sepgsql_avc_compute(), sepgsql_compute_create(), sepgsql_get_label(), sepgsql_mcstrans_in(), sepgsql_mcstrans_out(), sepgsql_set_client_label(), set_relation_column_names(), smgrout(), SPI_fname(), SPI_getrelname(), SPI_gettype(), SplitDirectoriesString(), stringToQualifiedNameList(), strip_trailing_ws(), substitute_libpath_macro(), SyncRepGetStandbyPriority(), SysLoggerMain(), TablespaceCreateDbspace(), testprs_lextype(), textToQualifiedNameList(), thesaurus_init(), throw_tcl_error(), tidout(), time_out(), timestamp_out(), timestamptz_out(), timetz_out(), tokenize_file(), tokenize_inc_file(), transformFkeyGetPrimaryKey(), transformIndexConstraint(), transformOfType(), transformRowExpr(), transformSetOperationStmt(), transformTableLikeClause(), tsa_tsearch2(), typeTypeName(), unicode_to_sqlchar(), unknownin(), unknownout(), untransformRelOptions(), utf_e2u(), utf_u2e(), void_out(), and wait_result_to_str().

{
    return MemoryContextStrdup(CurrentMemoryContext, in);
}

void* repalloc ( void *  pointer,
Size  size 
)

Definition at line 706 of file mcxt.c.

References AllocSizeIsValid, Assert, AssertArg, StandardChunkHeader::context, elog, ERROR, MemoryContextData::isReset, MAXALIGN, MemoryContextIsValid, MemoryContextData::methods, NULL, pg_realloc(), and MemoryContextMethods::realloc.

Referenced by accumArrayResult(), add_exact_object_address(), add_exact_object_address_extra(), add_object_address(), add_reloption(), addCompiledLexeme(), addDatum(), AddStem(), addToArray(), addWrd(), AfterTriggerBeginQuery(), AfterTriggerBeginSubXact(), assign_record_type_typmod(), AtSubCommit_childXids(), compileTheLexeme(), compileTheSubstitute(), CopyReadAttributesCSV(), CopyReadAttributesText(), count_usable_fds(), dsnowball_lexize(), dsynonym_init(), dxsyn_lexize(), enlargeStringInfo(), enum_range_internal(), ExecHashIncreaseNumBatches(), ExecIndexBuildScanKeys(), expand_colnames_array_to(), extendBufFile(), find_inheritance_children(), generateHeadline(), get_docrep(), GetComboCommandId(), GetLockStatusData(), gettoken_tsvector(), ginCombineData(), ginFillScanEntry(), GinFormTuple(), ginHeapTupleFastCollect(), gistAddLoadedBuffer(), gistBuffersReleaseBlock(), gistGetNodeBuffer(), gistjoinvector(), grow_memtuples(), gtsvector_compress(), hladdword(), hlfinditem(), load_enum_cache_data(), load_relcache_init_file(), LockAcquireExtended(), ltsReleaseBlock(), MakeSharedInvalidMessagesArray(), mark_hl_fragments(), MergeAffix(), newLexeme(), newLOfd(), NIAddAffix(), NIAddSpell(), NISortAffixes(), oidvectortypes(), okeys_object_field_start(), parse_hstore(), parsetext(), pgfnames(), pgss_shmem_startup(), plainnode(), plpgsql_adddatum(), pq_putmessage_noblock(), PrescanPreparedTransactions(), prs_setup_firstcall(), pushval_asis(), pushValue(), QTNTernary(), read_dictionary(), readstoplist(), RecordConstLocation(), RelationBuildRuleLock(), RelationBuildTriggers(), RelationBuildTupleDesc(), resize_intArrayType(), ResourceOwnerEnlargeBuffers(), ResourceOwnerEnlargeCatCacheListRefs(), ResourceOwnerEnlargeCatCacheRefs(), ResourceOwnerEnlargeFiles(), ResourceOwnerEnlargePlanCacheRefs(), ResourceOwnerEnlargeRelationRefs(), ResourceOwnerEnlargeSnapshots(), ResourceOwnerEnlargeTupleDescs(), SetConstraintStateAddItem(), setup_regexp_matches(), smgrDoPendingDeletes(), SPI_connect(), spi_printtup(), SPI_repalloc(), TidListCreate(), tsqueryrecv(), tsvectorin(), tsvectorrecv(), tuplestore_alloc_read_pointer(), uniqueentry(), uniqueWORD(), and variable_paramref_hook().

{
    StandardChunkHeader *header;

    /*
     * Try to detect bogus pointers handed to us, poorly though we can.
     * Presumably, a pointer that isn't MAXALIGNED isn't pointing at an
     * allocated chunk.
     */
    Assert(pointer != NULL);
    Assert(pointer == (void *) MAXALIGN(pointer));

    /*
     * OK, it's probably safe to look at the chunk header.
     */
    header = (StandardChunkHeader *)
        ((char *) pointer - STANDARDCHUNKHEADERSIZE);

    AssertArg(MemoryContextIsValid(header->context));

    if (!AllocSizeIsValid(size))
        elog(ERROR, "invalid memory alloc request size %lu",
             (unsigned long) size);

    /* isReset must be false already */
    Assert(!header->context->isReset);

    return (*header->context->methods->realloc) (header->context,
                                                 pointer, size);
}

Variable Documentation

PGDLLIMPORT MemoryContext CurrentMemoryContext

Definition at line 38 of file mcxt.c.

Referenced by _bt_preprocess_array_keys(), _SPI_save_plan(), afterTriggerInvokeEvents(), array_agg_finalfn(), array_to_datum_internal(), begin_heap_rewrite(), BeginCopy(), btvacuumscan(), build_join_rel_hash(), BuildCachedPlan(), CompactCheckpointerRequestQueue(), CompleteCachedPlan(), compute_array_stats(), compute_scalar_stats(), compute_tsvector_stats(), CopyCachedPlan(), CopyErrorData(), CopyFrom(), CopyTo(), CreateCachedPlan(), CreateExecutorState(), CreateOneShotCachedPlan(), CreateSchemaCommand(), CreateStandaloneExprContext(), createTempGistContext(), createTrgmNFA(), dblink_get_connections(), do_analyze_rel(), do_start_worker(), domain_check(), dsnowball_init(), each_worker(), eval_windowfunction(), EventTriggerInvoke(), exec_replication_command(), exec_stmt_block(), ExecHashTableCreate(), ExecInitAgg(), ExecInitMergeAppend(), ExecInitRecursiveUnion(), ExecInitSetOp(), ExecInitSubPlan(), ExecInitUnique(), ExecInitWindowAgg(), ExecMakeTableFunctionResult(), file_acquire_sample_rows(), finalize_aggregate(), finalize_windowaggregate(), fmgr_info(), fmgr_info_other_lang(), geqo_eval(), get_database_list(), get_json_object_as_hash(), gin_extract_query_trgm(), gin_xlog_startup(), ginbeginscan(), ginbuild(), gininsert(), ginInsertCleanup(), gistbuild(), gistInitBuildBuffers(), gistInitParentMap(), initGinState(), initGISTstate(), initSuffixTree(), inline_function(), inline_set_returning_function(), json_array_elements(), load_tzoffsets(), MakeTupleTableSlot(), MJExamineQuals(), NextCopyFrom(), optionListToArray(), OverrideSearchPathMatchesCurrent(), parseCheckAggregates(), pgstat_collect_oids(), plan_cluster_use_sort(), plperl_array_to_datum(), plperl_inline_handler(), plperl_return_next(), plperl_spi_exec(), plperl_spi_exec_prepared(), plperl_spi_fetchrow(), plperl_spi_prepare(), plperl_spi_query(), plperl_spi_query_prepared(), plpgsql_compile_inline(), plpgsql_inline_handler(), plpgsql_validator(), plpython_inline_handler(), pltcl_elog(), pltcl_SPI_execute(), pltcl_SPI_execute_plan(), pltcl_SPI_prepare(), PLy_cursor_fetch(), PLy_cursor_iternext(), PLy_cursor_plan(), PLy_cursor_query(), PLy_output(), PLy_spi_execute_fetch_result(), PLy_spi_execute_plan(), PLy_spi_execute_query(), PLy_spi_prepare(), PLy_subtransaction_enter(), PLyDict_FromTuple(), populate_recordset_object_start(), PortalRun(), PortalRunMulti(), postgresAcquireSampleRowsFunc(), postquel_start(), ProcessCompletedNotifies(), pull_up_simple_subquery(), regexp_split_to_array(), ResetUnloggedRelations(), RevalidateCachedQuery(), ScanKeyEntryInitializeWithInfo(), spg_xlog_startup(), spgbeginscan(), spgbuild(), spginsert(), spi_dest_startup(), storeRow(), subquery_planner(), tbm_create(), text_to_array_internal(), transformGraph(), transformRelOptions(), tsquery_rewrite_query(), tuplesort_begin_common(), tuplesort_begin_datum(), tuplesort_begin_heap(), tuplestore_begin_common(), write_console(), xml_is_document(), and xpath().

Generated on Sat May 4 2013 08:15:03 for PostgreSQL Source Code by  doxygen 1.7.1