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-- Module ISO8823-PRESENTATION (X.226:07/1994)
ISO8823-PRESENTATION DEFINITIONS ::=
BEGIN
--
-- In X.410-1984 mode, the value of the SS-user data parameter of the S-CONNECT request and
-- indication session-service primitives shall be a CP-type value.
--
-- In normal mode, the value of the SS-user data parameter of the S-CONNECT request and
-- indication session-service primitives shall be a CP-type value, followed as a requestor's
-- option by zero or more CPC-type values.
IMPORTS
RTORQapdu, RTOACapdu, RTORJapdu, RTABapdu
FROM Reliable-Transfer-APDU {joint-iso-itu-t(2) reliable-transfer(3)
apdus(0)};
CP-type ::= SET {
mode-selector [0] IMPLICIT Mode-selector,
x410-mode-parameters
-- [1] IMPLICIT SET {COMPONENTS OF Reliable-Transfer-APDU.RTORQapdu} OPTIONAL This OPTIONAL element shall be absent for a
[1] IMPLICIT RTORQapdu OPTIONAL,
-- This OPTIONAL element shall be absent for a
-- nested presentation connection.
-- Shall be used for X.410 mode only. Shall be bitwise
-- compatible with CCITT Recommendation X.410-1984.
-- This shall be the User data parameter of the CP PPDU1) --
normal-mode-parameters
[2] IMPLICIT SEQUENCE {protocol-version
[0] IMPLICIT Protocol-version DEFAULT {version-1},
calling-presentation-selector
[1] IMPLICIT Calling-presentation-selector
OPTIONAL,
called-presentation-selector
[2] IMPLICIT Called-presentation-selector OPTIONAL,
presentation-context-definition-list
[4] IMPLICIT Presentation-context-definition-list
OPTIONAL,
default-context-name
[6] IMPLICIT Default-context-name OPTIONAL,
presentation-requirements
[8] IMPLICIT Presentation-requirements OPTIONAL,
user-session-requirements
[9] IMPLICIT User-session-requirements OPTIONAL-- shall not be present if equal to the Revised session
-- requirements parameter --,
protocol-options
[11] Protocol-options DEFAULT {},
-- shall be absent if no options are offered
initiators-nominated-context
[12] Presentation-context-identifier OPTIONAL,
-- shall only be present if nominated-context is
-- offered in protocol-options
extensions
[14] SEQUENCE {...} OPTIONAL,
-- to allow for future extensions
user-data
User-data OPTIONAL} OPTIONAL
-- Shall be used for normal mode only.
-- Shall be the parameters of the CP PPDU.
}
--
-- As an initiator's option, the presentation data values contained in a CP PPDU may be
-- encoded more than once, using CPC-type values, to allow the transfer of the same
-- presentation data values using a number of different transfer syntaxes.
--
CPC-type ::=
User-data
-- Shall be used for normal mode only.
-- Shall not be present if the Presentation context definition list parameter is not present
-- in the CP PPDU. Each instance of this data type shall contain all of the presentation data
-- values which were contained in the User data parameter of the CP PPDU.
-- This shall be the same set of presentation data values which were contained in the CP-type.
--
-- The SS-user data parameter value of the S-CONNECT response
-- and confirm session-service primitives shall be a CPA-PPDU
-- value when the Result parameter value is "accept".
--
--
CPA-PPDU ::= SET {
mode-selector [0] IMPLICIT Mode-selector,
x410-mode-parameters
-- [1] IMPLICIT SET {COMPONENTS OF Reliable-Transfer-APDU.RTOACapdu} OPTIONAL
-- This OPTIONAL element shall be absent for a
[1] IMPLICIT RTOACapdu OPTIONAL,
-- This OPTIONAL element shall be absent for a
-- nested presentation connection.
-- Shall be used for X.410 mode only. Shall be bitwise
-- compatible with CCITT Recommendation X.410-1984.
-- This shall be the User data parameter of the CPA PPDU1) --
normal-mode-parameters
[2] IMPLICIT SEQUENCE {protocol-version
[0] IMPLICIT Protocol-version DEFAULT {version-1},
responding-presentation-selector
[3] IMPLICIT Responding-presentation-selector
OPTIONAL,
presentation-context-definition-result-list
[5] IMPLICIT Presentation-context-definition-result-list
OPTIONAL,
presentation-requirements
[8] IMPLICIT Presentation-requirements OPTIONAL,
user-session-requirements
[9] IMPLICIT User-session-requirements OPTIONAL,
-- shall not be present if equal to the Revised session
-- requirements parameter
protocol-options
[11] Protocol-options DEFAULT {},
-- shall be absent if no options are selected
responders-nominated-context
[13] Presentation-context-identifier OPTIONAL,
-- shall only be present if nominated-context is
-- selected in protocol-options
user-data
User-data OPTIONAL} OPTIONAL
-- Shall be used for normal mode only.
}
--
--
-- The SS-user data parameter value of the S-CONNECT response
-- and confirm session-service primitives shall be a CPR-PPDU
-- value when the Result parameter value is "reject by SS-provider"
-- or "reject by called SS-user".
--
CPR-PPDU ::= CHOICE {
-- x400-mode-parameters SET {COMPONENTS OF Reliable-Transfer-APDU.RTORJapdu}
-- This OPTIONAL element shall be absent for a
x400-mode-parameters RTORJapdu,
-- This OPTIONAL element shall be absent for a
-- nested presentation connection.
-- Shall be used for X.410 mode only. Shall be bitwise
-- compatible with CCITT Recommendation X.410-1984.
-- This shall be the User data parameter of the CPR PPDU2) --
normal-mode-parameters
SEQUENCE {protocol-version
[0] IMPLICIT Protocol-version DEFAULT {version-1},
responding-presentation-selector
[3] IMPLICIT Responding-presentation-selector OPTIONAL,
presentation-context-definition-result-list
[5] IMPLICIT Presentation-context-definition-result-list
OPTIONAL,
default-context-result
[7] IMPLICIT Default-context-result OPTIONAL,
provider-reason
[10] IMPLICIT Provider-reason OPTIONAL,
user-data User-data OPTIONAL
}
-- Shall be used for normal mode only.
}
--
--
-- The SS-user data parameter of the S-U-ABORT request and indication
-- service primitives shall be an Abort-type value.
--
Abort-type ::= CHOICE {
aru-ppdu ARU-PPDU-- for a P-U-ABORT -- ,
arp-ppdu ARP-PPDU -- for a P-P-ABORT
}
--
ARU-PPDU ::= CHOICE {
-- x400-mode-parameters SET {COMPONENTS OF Reliable-Transfer-APDU.RTABapdu}
-- Shall be used for X.410 mode only. Shall be bitwise
x400-mode-parameters RTABapdu,
-- Shall be used for X.410 mode only. Shall be bitwise
-- compatible with CCITT Recommendation X.410-1984.
-- This shall be the User data parameter of the ARU PPDU3. --
normal-mode-parameters
[0] IMPLICIT SEQUENCE {presentation-context-identifier-list
[0] IMPLICIT Presentation-context-identifier-list
OPTIONAL,
user-data
User-data OPTIONAL}
-- Shall be used for normal mode only.
}
--
ARP-PPDU ::= SEQUENCE {
provider-reason [0] IMPLICIT Abort-reason OPTIONAL,
event-identifier [1] IMPLICIT Event-identifier OPTIONAL
}
--
--
-- The SS-user data parameter value of the S-TYPED-DATA request
-- and indication service primitives shall be a Typed-data-type value.
--
Typed-data-type ::= CHOICE {
acPPDU [0] IMPLICIT AC-PPDU-- P-ALTER-CONTEXT request and indication -- ,
acaPPDU [1] IMPLICIT ACA-PPDU-- P-ALTER-CONTEXT response and confirm -- ,
ttdPPDU User-data -- P-TYPED-DATA request and indication
}
--
AC-PPDU ::= SEQUENCE {
presentation-context-addition-list
[0] IMPLICIT Presentation-context-addition-list OPTIONAL,
presentation-context-deletion-list
[1] IMPLICIT Presentation-context-deletion-list OPTIONAL,
user-data User-data OPTIONAL
}
--
ACA-PPDU ::= SEQUENCE {
presentation-context-addition-result-list
[0] IMPLICIT Presentation-context-addition-result-list OPTIONAL,
presentation-context-deletion-result-list
[1] IMPLICIT Presentation-context-deletion-result-list OPTIONAL,
user-data User-data OPTIONAL
}
--
--
-- The SS-user data parameter value of the S-RESYNCHRONIZE request and
-- indication service primitives shall be an RS-PPDU value.
--
RS-PPDU ::= SEQUENCE {
presentation-context-identifier-list
[0] IMPLICIT Presentation-context-identifier-list OPTIONAL,
user-data User-data OPTIONAL
}
--
-- The SS-user data parameter value of the S-RESYNCHRONIZE response and
-- confirm service primitives shall be an RSA-PPDU value.
--
RSA-PPDU ::= SEQUENCE {
presentation-context-identifier-list
[0] IMPLICIT Presentation-context-identifier-list OPTIONAL,
user-data User-data OPTIONAL
}
--
--
-- The SS-user data parameter values of the S-DATA, S-CAPABILITY-DATA,
-- S-EXPEDITED-DATA request and indication session-service primitives
-- and S-CAPABILITY-DATA response and confirm session-service primitives
-- shall be of type User-data.
--
-- The SS-user data parameter values of all other session-service
-- primitives not described above shall be of type User-data.
--
--
--
Abort-reason ::= INTEGER {
reason-not-specified(0), unrecognized-ppdu(1), unexpected-ppdu(2),
unexpected-session-service-primitive(3), unrecognized-ppdu-parameter(4),
unexpected-ppdu-parameter(5), invalid-ppdu-parameter-value(6)}
Abstract-syntax-name ::= OBJECT IDENTIFIER
Called-presentation-selector ::= Presentation-selector
Calling-presentation-selector ::= Presentation-selector
Context-list ::=
-- SEQUENCE SIZE (0..7, ..., 8..MAX) OF
SEQUENCE OF
SEQUENCE {presentation-context-identifier Presentation-context-identifier,
abstract-syntax-name Abstract-syntax-name,
transfer-syntax-name-list SEQUENCE OF Transfer-syntax-name
}
Default-context-name ::= SEQUENCE {
abstract-syntax-name [0] IMPLICIT Abstract-syntax-name,
transfer-syntax-name [1] IMPLICIT Transfer-syntax-name
}
Default-context-result ::= Result
Event-identifier ::= INTEGER {
cp-PPDU(0), cpa-PPDU(1), cpr-PPDU(2), aru-PPDU(3), arp-PPDU(4), ac-PPDU(5),
aca-PPDU(6), td-PPDU(7), ttd-PPDU(8), te-PPDU(9), tc-PPDU(10), tcc-PPDU(11),
rs-PPDU(12), rsa-PPDU(13), s-release-indication(14), s-release-confirm(15),
s-token-give-indication(16), s-token-please-indication(17),
s-control-give-indication(18), s-sync-minor-indication(19),
s-sync-minor-confirm(20), s-sync-major-indication(21),
s-sync-major-confirm(22), s-p-exception-report-indication(23),
s-u-exception-report-indication(24), s-activity-start-indication(25),
s-activity-resume-indication(26), s-activity-interrupt-indication(27),
s-activity-interrupt-confirm(28), s-activity-discard-indication(29),
s-activity-discard-confirm(30), s-activity-end-indication(31),
s-activity-end-confirm(32)}
Mode-selector ::= SET {
mode-value [0] IMPLICIT INTEGER {x410-1984-mode(0), normal-mode(1)}
}
Presentation-context-addition-list ::= Context-list
Presentation-context-addition-result-list ::= Result-list
Presentation-context-definition-list ::= Context-list
Presentation-context-definition-result-list ::= Result-list
Presentation-context-deletion-list ::=
-- SEQUENCE SIZE (0..7, ..., 8..MAX) OF Presentation-context-identifier
SEQUENCE OF Presentation-context-identifier
Presentation-context-deletion-result-list ::=
-- SEQUENCE SIZE (0..7, ..., 8..MAX) OF
SEQUENCE OF
INTEGER {acceptance(0), user-rejection(1)}
--Presentation-context-identifier ::= INTEGER(1..127, ..., 128..MAX)
Presentation-context-identifier ::= INTEGER
Presentation-context-identifier-list ::=
-- SEQUENCE SIZE (0..7, ..., 8..MAX) OF
SEQUENCE OF
SEQUENCE {presentation-context-identifier Presentation-context-identifier,
transfer-syntax-name Transfer-syntax-name}
Presentation-requirements ::= BIT STRING {context-management(0), restoration(1)
}
--Presentation-selector ::= OCTET STRING(SIZE (1..4, ..., 5..MAX))
Presentation-selector ::= OCTET STRING
Protocol-options ::= BIT STRING {
nominated-context(0), short-encoding(1), packed-encoding-rules(2)}
Protocol-version ::= BIT STRING {version-1(0)}
Provider-reason ::= INTEGER {
reason-not-specified(0), temporary-congestion(1), local-limit-exceeded(2),
called-presentation-address-unknown(3), protocol-version-not-supported(4),
default-context-not-supported(5), user-data-not-readable(6),
no-PSAP-available(7)}
Responding-presentation-selector ::= Presentation-selector
Result ::= INTEGER {acceptance(0), user-rejection(1), provider-rejection(2)}
Result-list ::=
-- SEQUENCE SIZE (0..7, ..., 8..MAX) OF
SEQUENCE OF
SEQUENCE {result [0] IMPLICIT Result,
transfer-syntax-name [1] IMPLICIT Transfer-syntax-name OPTIONAL,
provider-reason
[2] IMPLICIT INTEGER {reason-not-specified(0),
abstract-syntax-not-supported(1),
proposed-transfer-syntaxes-not-supported(2),
local-limit-on-DCS-exceeded(3)} OPTIONAL
}
Transfer-syntax-name ::= OBJECT IDENTIFIER
User-data ::= CHOICE {
simply-encoded-data [APPLICATION 0] IMPLICIT Simply-encoded-data,
fully-encoded-data [APPLICATION 1] IMPLICIT Fully-encoded-data,
...
}
-- Subclause 8.4 defines when each of the two alternatives shall be used.
Simply-encoded-data ::= OCTET STRING
-- See 8.4.1.
--Fully-encoded-data ::= SEQUENCE SIZE (1, ..., 2..MAX) OF PDV-list
Fully-encoded-data ::= SEQUENCE OF PDV-list
-- contains one or more PDV-list values.
-- See 8.4.2.
PDV-list ::= SEQUENCE {
transfer-syntax-name Transfer-syntax-name OPTIONAL,
presentation-context-identifier Presentation-context-identifier,
presentation-data-values
CHOICE {single-ASN1-type [0] ANY,
-- [0] ABSTRACT-SYNTAX.&Type
-- (CONSTRAINED BY {
-- Type corresponding to presentation context identifier }),
octet-aligned [1] IMPLICIT OCTET STRING,
arbitrary [2] IMPLICIT BIT STRING}
-- Contains one or more presentation data values from the same
-- presentation context.
-- See 8.4.2.
}
User-session-requirements ::= BIT STRING {
half-duplex(0), duplex(1), expedited-data(2), minor-synchronize(3),
major-synchronize(4), resynchronize(5), activity-management(6),
negotiated-release(7), capability-data(8), exceptions(9), typed-data(10),
symmetric-synchronize(11), data-separation(12)}
END
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