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Module Cryptodbm.Error

module Error: sig .. end
All errors that may occur.
type error_location =
| Subtable of string * int (*
The error occured in the indicated subtable, with the given name (and number).
*)
| Table (*
The error occured in the main table.
*)
| Any (*
The location is undetermined.
*)
Location where an error occured.
type error =
| File_not_found of string (*
The file does not exist or is not readable.
*)
| File_overwrite of string (*
Overwriting an existing file is not allowed.
*)
| File_not_appendable of string (*
Append mode: the file does not exist, or is not readable, or is not writeable.
*)
| File_not_writeable of string (*
Write mode: the given permission does not allow writing to the file.
*)
| Bad_format of string * string (*
The file format is wrong: Bad_format (expected, found)
*)
| Bad_password of error_location (*
A wrong password was given to open a subtable or the database itself.
*)
| Bad_signature of error_location (*
The signature found in the file or in a subtable is wrong.
*)
| No_signature of error_location (*
No signature was found.
*)
| Is_Closed of error_location (*
The table, or subtable, cannot be used because it is already closed.
*)
| Is_Already_Open of error_location (*
This subtable cannot be opened because it has already been opened.
*)
| No_subtable of string (*
No subtable with the given name exists. This error occurs when trying to open a standard subtable with open_uncrypted_subtable, or when trying to open an explicitly uncrypted subtable with open_subtable.
*)
| Subtable_exists of string (*
A subtable with the given name already exists.
*)
| Subtable_overflow (*
Too many subtables created. Current maximum is 2^14 - 1.
*)
| Overwrite of string * error_location (*
Trying to overwrite a key, while may_overwrite was false.
*)
| Unbound of string * error_location (*
Trying to read a key that is not bound.
*)
| DB_Error of exn (*
Error when accessing the underlying database.
*)
| Corrupted of error_location * string (*
Corrupted file: it does not have the expected structure. (An error message is given).
*)
| Backup_failure of exn (*
Error when trying to create the backup.
*) 
exception Error of error
Exception raised when an error occurs.
val loc2s : error_location -> string
Printing functions.
val error2s : error -> string