z3950v3.asn

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badSpec    [1001]  IMPLICIT SEQUENCE{  -- element set name or specification
                spec        [1] IMPLICIT Specification, -- esn or element spec not supported
                db        [2] IMPLICIT DatabaseName OPTIONAL,
                            -- if db specified, above spec not supported for db; otherwise,
                            -- spec not supported period.
                goodOnes    [3] IMPLICIT SEQUENCE OF Specification OPTIONAL  
                            -- target supplies ones that are supported
                            },


dbUnavail  [1002]  IMPLICIT SEQUENCE{ -- database unavailable
                db  [1] IMPLICIT DatabaseName,
                why  [2] IMPLICIT SEQUENCE{
                        reasonCode  [1] IMPLICIT INTEGER{
                                      doesNotExist    (0),
                                      existsButUnavail  (1),
                                      locked      (2),
                                      accessDenied    (3)} OPTIONAL,
                        message    [2] IMPLICIT InternationalString OPTIONAL}},


unSupOp  [1003]  IMPLICIT INTEGER{  -- unsupported operator
                and     (0),
                or      (1),
                and-not  (2),
                prox    (3)},


attribute    [1004]  IMPLICIT SEQUENCE{
                    -- Applies for unsupported attribute set, attribute type, 
                    -- attribute value, or term (for a given attribute type or value).

                id      [1]  IMPLICIT OBJECT IDENTIFIER,
                   -- if only "id" occurs, then attribute set is not supported
                type    [2]  IMPLICIT INTEGER OPTIONAL,
                   -- must occur if value occurs.
                value    [3]   IMPLICIT INTEGER OPTIONAL,
                    -- if omitted, and Type occurs, then Type is what is unsupported
                term    [4]  Term OPTIONAL
                    -- If occurs, term is illegal or not supported, for attribute value,
                    -- if value occurs; otherwise, for type.
                                },


attCombo  [1005]  IMPLICIT SEQUENCE{ -- attribute combination not supported
              unsupportedCombination  [1] IMPLICIT AttributeList, 
              recommendedAlternatives  [2] IMPLICIT SEQUENCE OF AttributeList OPTIONAL}, 




term      [1006]  IMPLICIT SEQUENCE{
                problem    [1] IMPLICIT INTEGER{
                            codedValue  (1),
                            unparsable  (2),
                            tooShort    (3),
                            type      (4)} OPTIONAL,
                term      [2] Term},


proximity  [1007] CHOICE{        -- proximity diagnostics:
               resultSets  [1]    IMPLICIT NULL,         -- proximity between sets not supported
              badSet    [2]    IMPLICIT InternationalString,  -- bad result set specified
                 relation    [3]   IMPLICIT INTEGER,      -- 1 to 6 ; relation not supported
              unit      [4]  IMPLICIT INTEGER,      -- unsupported unit code
              distance    [5]  IMPLICIT INTEGER,      -- unsupported distance
              attributes  [6]  AttributeList,             --  proximity not supported with specified
                                                   -- attribute combination
              ordered    [7]  IMPLICIT NULL,        -- ordered flag not supported
              exclusion  [8]  IMPLICIT NULL          -- exclusion flag not supported
                    },





scan     [1008] CHOICE{      -- scan diagnostics:
              nonZeroStepSize  [0] IMPLICIT NULL,  -- only zero step size supported
              specifiedStepSize  [1] IMPLICIT NULL,  -- specified step size not supported
              termList1      [3] IMPLICIT NULL,  -- term list not supported (no alternative supplied)
              termList2      [4] IMPLICIT SEQUENCE OF AttributeList,
                                          -- term list not supported (alternatives supplied)
              posInResponse    [5] IMPLICIT INTEGER{  --value of positionInResponse not supported
                              mustBeOne        (1),
                              mustBePositive    (2),
                              mustBeNonNegative  (3),
                              other            (4)},
              resources      [6] IMPLICIT NULL,   -- resources exhausted looking for satisfying terms
              endOfList      [7] IMPLICIT NULL  -- beginning or end of term list
                },


sort       [1009] CHOICE{
              sequence    [0]  IMPLICIT NULL,        -- cannot sort according to sequence
              noRsName    [1]  IMPLICIT NULL,        -- no result set name supplied
              tooMany    [2]  IMPLICIT INTEGER,      --  Too many input result sets,
                                                --  maximum supplied.
              incompatible  [3]  IMPLICIT NULL,        -- records with different formats
                                                 -- not compatible for sorting
              generic      [4]  IMPLICIT NULL,        -- generic sort not supported 
                                                -- (db specific only)
              dbSpecific    [5]  IMPLICIT NULL,        -- db specific sort not supported
              sortElement    [6]  SortElement,
              key        [7]  IMPLICIT INTEGER{
                              tooMany  (1),    -- too many sort keys
                              duplicate  (2)},    -- duplicate sort keys
              action      [8]  IMPLICIT NULL,  -- unsupported missing data action
              illegal      [9]  IMPLICIT INTEGER{
                              relation  (1),  -- illegal sort relation
                              case    (2),  -- illegal case value
                              action  (3),   -- illegal missing data action
                              sort    (4)},  -- illegal sort
            inputTooLarge    [10]  IMPLICIT SEQUENCE OF InternationalString,
                                      --   one or more of the input result sets too large to sort
          aggregateTooLarge  [11]  IMPLICIT NULL  --  aggregate result set too large
                          },

segmentation  [1010]  CHOICE{
                segmentCount  [0]    IMPLICIT NULL,
                                  -- Cannot guarantee record will fit within max segments. Target
                                  -- suggests that origin try again to retrieve record, without
                                  -- including max-segment-count.
                segmentSize  [1]    IMPLICIT INTEGER
                                -- record cannot be segmented into fragments such that the largest
                                -- will fit within max segment size specified. Target supplies (in
                                -- bytes) the smallest acceptable value of Max-segment-size to
                                -- retrieve the record.
                          },


extServices  [1011] CHOICE{
                req        [1] IMPLICIT INTEGER{   -- bad request
                            nameInUse    (1),  -- package name already in use
                            noSuchName  (2),  -- no such package, on modify/delete
                            quota        (3),  -- quota exceeded
                            type        (4)},  -- extended service type not supported
                permission  [2] IMPLICIT INTEGER{ -- permission denied on ES, because: 
                            id         (1),    --   id not authorized, or
                            modifyDelete  (2)},    -- cannot modify or delete
                immediate  [3] IMPLICIT INTEGER{ -- immediate execution:
                            failed      (1),    -- failed, 
                            service      (2),    -- not supported for this service, or
                            parameters    (3)    -- for these parameters.
                                }},


accessCtrl    [1012] CHOICE{
                noUser    [1] IMPLICIT NULL,    -- no user to display challenge to
                refused    [2] IMPLICIT NULL,    -- access control information refused by user
                simple    [3] IMPLICIT NULL,    -- only simple form supported (target used
                                          -- externally defined)
                oid      [4] IMPLICIT SEQUENCE OF OBJECT IDENTIFIER,
                                          -- oid not supported (origin supplies alternative
                                          -- suggested oids)
                alternative  [5] IMPLICIT SEQUENCE OF OBJECT IDENTIFIER,
                                          -- origin insists that target use an alternative
                                          -- challenge for this data (e.g. stronger                                     
   
                                          -- authentication or stronger Access control). The                            
              -- origin supplies suggested alternative oids.
                pwdInv    [6] IMPLICIT NULL,    -- password invalid
                pwdExp    [7] IMPLICIT NULL      -- password expired
                    },


recordSyntax  [1013] IMPLICIT SEQUENCE{ -- record cannot be transferred in requested syntax
              unsupportedSyntax    [1] IMPLICIT OBJECT IDENTIFIER, 
              suggestedAlternatives  [2] IMPLICIT SEQUENCE OF OBJECT IDENTIFIER OPTIONAL}
}

END





RecordSyntax-explain 
{Z39-50-recordSyntax explain (100)} DEFINITIONS ::=

BEGIN 
IMPORTS AttributeSetId, Term, OtherInformation, DatabaseName, ElementSetName, IntUnit, Unit,
 StringOrNumeric, Specification, InternationalString, AttributeList, AttributeElement FROM Z39-50-APDU-1995;
EXPORTS LanguageCode;

Explain-Record ::= CHOICE{
  -- Each of these may be used as search term  when Use attribute is 'explain-category'.
  targetInfo         [0]    IMPLICIT TargetInfo,
  databaseInfo      [1]    IMPLICIT DatabaseInfo,
  schemaInfo        [2]    IMPLICIT SchemaInfo,
  tagSetInfo         [3]    IMPLICIT TagSetInfo,
  recordSyntaxInfo    [4]    IMPLICIT RecordSyntaxInfo,
  attributeSetInfo    [5]    IMPLICIT AttributeSetInfo,
  termListInfo      [6]    IMPLICIT TermListInfo,
  extendedServicesInfo  [7]    IMPLICIT ExtendedServicesInfo,
  attributeDetails      [8]    IMPLICIT AttributeDetails,
  termListDetails    [9]    IMPLICIT TermListDetails,
  elementSetDetails    [10]  IMPLICIT ElementSetDetails,
  retrievalRecordDetails  [11]   IMPLICIT RetrievalRecordDetails,
  sortDetails             [12]   IMPLICIT SortDetails,
  processing           [13]  IMPLICIT ProcessingInformation,
  variants          [14]  IMPLICIT VariantSetInfo,
  units          [15]    IMPLICIT UnitInfo,
  categoryList            [100]  IMPLICIT CategoryList}

-- Element set name 'B' (brief)  retrieves:
--  -  'commonInfo' (except for otherInfo within commonInfo)
--  -  key elements
--  -  other elements designated as 'non-key brief elements'
-- Esn 'description' retrieves brief elements as well as 'description', and specific additional descriptive
-- elements if designated.  
-- Element set name 'F' (full) retrieves all of the above, as well as those designated as "non-brief elements". Some
-- elements designated as OPTIONAL may be mandatory in full records, and are so identified. (Note that all elements
-- that are not part of the brief element set must be designated as OPTIONAL in the ASN.1, otherwise it would be
-- illegal to omit them.)
-- Other esns are defined (below) as needed.

-- - - - - - - - - - - - -   Info Records
  -- Info records are mainly for software consumption
  -- They describe individual entities within the target system:
  --   The target itself
  --   Individual databases
  --   Schemas
  --   Tag sets
  --   Record syntaxes
  --   Attribute sets
  --   Term lists
  --   Extended services
 --     The information about each Schema, Tag Set, Record Syntax and Attribute Set should
  -- match the universal definitions of these items. The only exception is that a target may omit any
  -- items it doesn't support, for example the description of the bib-1 attribute set may omit attributes
  -- that the target does not support under any circumstances.
  --      Databases that may be searched together can be listed in the dbCominations element of the TargetInfo record.  
TargetInfo ::= SEQUENCE {
  commonInfo      [0]    IMPLICIT CommonInfo OPTIONAL,
    -- Key elements follow:
  name          [1]    IMPLICIT InternationalString,
    -- Non-key brief elements follow:
  recent-news      [2]    IMPLICIT HumanString OPTIONAL,
  icon          [3]    IMPLICIT IconObject OPTIONAL,
  namedResultSets    [4]    IMPLICIT BOOLEAN,
  multipleDBsearch    [5]    IMPLICIT BOOLEAN,
  maxResultSets      [6]    IMPLICIT INTEGER OPTIONAL,
  maxResultSize      [7]    IMPLICIT INTEGER OPTIONAL,
  maxTerms        [8]    IMPLICIT INTEGER OPTIONAL,
  timeoutInterval      [9]    IMPLICIT IntUnit OPTIONAL,
  welcomeMessage    [10]  IMPLICIT HumanString OPTIONAL,
    -- non-brief elements follow:
  -- 'description' esn retrieves the following two (as well as brief):
  contactInfo      [11]  IMPLICIT ContactInfo OPTIONAL,
  description      [12]  IMPLICIT HumanString OPTIONAL,
  nicknames        [13]  IMPLICIT SEQUENCE OF InternationalString OPTIONAL,
  usage-restrictions    [14]  IMPLICIT HumanString OPTIONAL,
  paymentAddr      [15]  IMPLICIT HumanString OPTIONAL,
  hours          [16]  IMPLICIT HumanString OPTIONAL,
  dbCombinations    [17]  IMPLICIT SEQUENCE OF DatabaseList OPTIONAL,
  addresses        [18]  IMPLICIT SEQUENCE OF NetworkAddress OPTIONAL,
  languages        [101]  IMPLICIT SEQUENCE OF InternationalString OPTIONAL,
                  -- Languages supported for message strings.  Each is a three-character
                  -- language code from Z39.53-1994.
-- characterSets      [102]  this tag reserved for "character sets supported for name and message strings".
  -- commonAccessInfo elements list objects the target supports. All objects listed in
  -- AccessInfo for any individual database should also be listed here.
  commonAccessInfo  [19]  IMPLICIT AccessInfo OPTIONAL}


DatabaseInfo ::= SEQUENCE {
      -- A target may provide "virtual databases" that are combinations of individual database. These
      -- databases are indicated by the presence of subDbs in the combination database's DatabaseDescription.
  commonInfo        [0]    IMPLICIT CommonInfo OPTIONAL,
    -- Key elements follow:
  name            [1]    IMPLICIT DatabaseName,
    -- Non-key brief elements follow:
  explainDatabase      [2]             IMPLICIT NULL OPTIONAL,
                       -- If present, this database is the Explain database, or an Explain database
                    -- for a different server, possibly on a different host. The means by which
                    -- that server may be accessed is not addressed by this standard. One