esent

Documentation

Index

• Constants
• type Cursor
• type Esedb
  • func (e *Esedb) GetNextRow(c *Cursor) (Esent_record, error)
  • func (e Esedb) Init(fn string) (Esedb, error)
  • func (e *Esedb) OpenTable(s string) (*Cursor, error)
• type Esent_record
  • func NewRecord(i int) Esent_record
  • func (e *Esent_record) DeleteColumn(c string)
  • func (e *Esent_record) GetBytVal(column string) ([]byte, bool)
  • func (e *Esent_record) GetLongVal(column string) (int32, bool)
  • func (e *Esent_record) GetNilRecord(column string) *esent_recordVal
  • func (e *Esent_record) GetRecord(column string) *esent_recordVal
  • func (r *Esent_record) NewVal(column string) *esent_recordVal
  • func (e *Esent_record) SetString(column string, codePage uint32) error
  • func (e *Esent_record) StrVal(column string) (string, error)
  • func (e *Esent_record) UnpackInline(column string, t columns_catalog_data_definition_entry)
  • func (e *Esent_record) UpdateBytVal(b []byte, column string)
• type OrderedMap_esent_leaf_entry
  • func (o *OrderedMap_esent_leaf_entry) Add(key string, value esent_leaf_entry)

Constants

const (
	Byt recordTyp = iota
	Tup
	Str
	Nil
	Bit
	UnsByt
	Short
	Long
	Curr
	IEEESingl
	IEEEDoub
	DateTim
	Bin
	Txt
	LongBin
	LongTxt
	SLV
	UnsLng
	LngLng
	Guid
	UnsShrt
	Max
)

Data types possible in an esent database

const CATALOG_BACKUP_FDP = 3

const CATALOG_BACKUP_PAGE_NUMBER = 24

const CATALOG_FDP = 2

const CATALOG_PAGE_NUMBER = 4

const CATALOG_TYPE_CALLBACK = 5

const CATALOG_TYPE_COLUMN = 2

const CATALOG_TYPE_INDEX = 3

const CATALOG_TYPE_LONG_VALUE = 4

const CATALOG_TYPE_TABLE = 1

Catalog Types

const CODEPAGE_ASCII = 20127

const CODEPAGE_ASCII_S = "ascii"

const CODEPAGE_UNICODE = 1200

Code pages

const CODEPAGE_UNICODE_S = "utf-16le"

const CODEPAGE_WESTERN = 1252

const CODEPAGE_WESTERN_s = "cp1252"

const DATABASE_FDP = 1

Fixed FatherDataPages

const DATABASE_PAGE_NUMBER = 1

Fixed Page Numbers

const FILE_TYPE_DATABASE = 0

const FILE_TYPE_STREAMING_FILE = 1

const FLAGS_EMPTY = 8

const FLAGS_INDEX = 0x40

const FLAGS_LEAF = 2

const FLAGS_LONG_VALUE = 0x80

const FLAGS_NEW_CHECKSUM = 0x2000

const FLAGS_NEW_FORMAT = 0x2000

const FLAGS_PARENT = 4

const FLAGS_ROOT = 1

Page Flags

const FLAGS_SPACE_TREE = 0x20

const JET_coltypBinary = 9

const JET_coltypBit = 1

const JET_coltypCurrency = 5

const JET_coltypDateTime = 8

const JET_coltypGUID = 16

const JET_coltypIEEEDouble = 7

const JET_coltypIEEESingle = 6

const JET_coltypLong = 4

const JET_coltypLongBinary = 11

const JET_coltypLongLong = 15

const JET_coltypLongText = 12

const JET_coltypMax = 18

const JET_coltypNil = 0

Column Types

const JET_coltypSLV = 13

const JET_coltypShort = 3

const JET_coltypText = 10

const JET_coltypUnsignedByte = 2

const JET_coltypUnsignedLong = 14

const JET_coltypUnsignedShort = 17

const JET_dbstateBeingConverted = 4

const JET_dbstateCleanShutdown = 3

const JET_dbstateDirtyShutdown = 2

const JET_dbstateForceDetach = 5

const JET_dbstateJustCreated = 1

Database state

const TAGGED_DATA_TYPE_COMPRESSED = 2

const TAGGED_DATA_TYPE_MULTI_VALUE = 8

const TAGGED_DATA_TYPE_STORED = 4

const TAGGED_DATA_TYPE_VARIABLE_SIZE = 1

Tagged Data Type Flags

const TAGGED_DATA_TYPE_WHO_KNOWS = 10

const TAG_COMMON = 0x4

const TAG_DEFUNCT = 0x2

const TAG_UNKNOWN = 0x1

Tag Flags

Types

type Cursor

type Cursor struct {
	CurrentTag           uint32
	FatherDataPageNumber uint32
	CurrentPageData      *esent_page
	TableData            *table
}

type Esedb

type Esedb struct {
	// contains filtered or unexported fields
}

func (*Esedb) GetNextRow

func (e *Esedb) GetNextRow(c *Cursor) (Esent_record, error)

func (Esedb) Init

func (e Esedb) Init(fn string) (Esedb, error)

func (*Esedb) OpenTable

func (e *Esedb) OpenTable(s string) (*Cursor, error)

OpenTable opens a table, and returns a cursor pointing to the current parsing state

type Esent_record

type Esent_record struct {
	// contains filtered or unexported fields
}

func NewRecord

func NewRecord(i int) Esent_record

func (*Esent_record) DeleteColumn

func (e *Esent_record) DeleteColumn(c string)

func (*Esent_record) GetBytVal

func (e *Esent_record) GetBytVal(column string) ([]byte, bool)

func (*Esent_record) GetLongVal

func (e *Esent_record) GetLongVal(column string) (int32, bool)

func (*Esent_record) GetNilRecord

func (e *Esent_record) GetNilRecord(column string) *esent_recordVal

func (*Esent_record) GetRecord

func (e *Esent_record) GetRecord(column string) *esent_recordVal

func (*Esent_record) NewVal

func (r *Esent_record) NewVal(column string) *esent_recordVal

func (*Esent_record) SetString

func (e *Esent_record) SetString(column string, codePage uint32) error

SetString sets the codepage of the specified column on the record, and marks the record as a 'string'

func (*Esent_record) StrVal

func (e *Esent_record) StrVal(column string) (string, error)

func (*Esent_record) UnpackInline

func (e *Esent_record) UnpackInline(column string, t columns_catalog_data_definition_entry)

func (*Esent_record) UpdateBytVal

func (e *Esent_record) UpdateBytVal(b []byte, column string)

type OrderedMap_esent_leaf_entry

type OrderedMap_esent_leaf_entry struct {
	// contains filtered or unexported fields
}

func (*OrderedMap_esent_leaf_entry) Add

func (o *OrderedMap_esent_leaf_entry) Add(key string, value esent_leaf_entry)