;;
;; %CopyrightBegin%
;;
;; Copyright Ericsson AB 2010-2013. All Rights Reserved.
;;
;; Licensed under the Apache License, Version 2.0 (the "License");
;; you may not use this file except in compliance with the License.
;; You may obtain a copy of the License at
;;
;;     http://www.apache.org/licenses/LICENSE-2.0
;;
;; Unless required by applicable law or agreed to in writing, software
;; distributed under the License is distributed on an "AS IS" BASIS,
;; WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
;; See the License for the specific language governing permissions and
;; limitations under the License.
;;
;; %CopyrightEnd%
;;

;;
;; RFC 4006, Diameter Credit-Control Application
;;

@id 4

@inherits diameter_gen_base_rfc6733
@inherits diameter_rfc4005_nasreq  Filter-Id

;; ===========================================================================

@avp_types

   CC-Correlation-Id                 411    OctetString   -
   CC-Input-Octets                   412    Unsigned64    M
   CC-Money                          413    Grouped       M
   CC-Output-Octets                  414    Unsigned64    M
   CC-Request-Number                 415    Unsigned32    M
   CC-Request-Type                   416    Enumerated    M
   CC-Service-Specific-Units         417    Unsigned64    M
   CC-Session-Failover               418    Enumerated    M
   CC-Sub-Session-Id                 419    Unsigned64    M
   CC-Time                           420    Unsigned32    M
   CC-Total-Octets                   421    Unsigned64    M
   CC-Unit-Type                      454    Enumerated    M
   Check-Balance-Result              422    Enumerated    M
   Cost-Information                  423    Grouped       M
   Cost-Unit                         424    UTF8String    M
   Credit-Control                    426    Enumerated    M
   Credit-Control-Failure-Handling   427    Enumerated    M
   Currency-Code                     425    Unsigned32    M
   Direct-Debiting-Failure-Handling  428    Enumerated    M
   Exponent                          429    Integer32     M
   Final-Unit-Action                 449    Enumerated    M
   Final-Unit-Indication             430    Grouped       M
   Granted-Service-Unit              431    Grouped       M
   G-S-U-Pool-Identifier             453    Unsigned32    M
   G-S-U-Pool-Reference              457    Grouped       M
   Multiple-Services-Credit-Control  456    Grouped       M
   Multiple-Services-Indicator       455    Enumerated    M
   Rating-Group                      432    Unsigned32    M
   Redirect-Address-Type             433    Enumerated    M
   Redirect-Server                   434    Grouped       M
   Redirect-Server-Address           435    UTF8String    M
   Requested-Action                  436    Enumerated    M
   Requested-Service-Unit            437    Grouped       M
   Restriction-Filter-Rule           438    IPFilterRule  M
   Service-Context-Id                461    UTF8String    M
   Service-Identifier                439    Unsigned32    M
   Service-Parameter-Info            440    Grouped       -
   Service-Parameter-Type            441    Unsigned32    -
   Service-Parameter-Value           442    OctetString   -
   Subscription-Id                   443    Grouped       M
   Subscription-Id-Data              444    UTF8String    M
   Subscription-Id-Type              450    Enumerated    M
   Tariff-Change-Usage               452    Enumerated    M
   Tariff-Time-Change                451    Time          M
   Unit-Value                        445    Grouped       M
   Used-Service-Unit                 446    Grouped       M
   User-Equipment-Info               458    Grouped       -
   User-Equipment-Info-Type          459    Enumerated    -
   User-Equipment-Info-Value         460    OctetString   -
   Value-Digits                      447    Integer64     M
   Validity-Time                     448    Unsigned32    M

;; ===========================================================================

@messages

   CCR ::= < Diameter Header: 272, REQ, PXY >

           < Session-Id >
           { Origin-Host }
           { Origin-Realm }
           { Destination-Realm }
           { Auth-Application-Id }
           { Service-Context-Id }
           { CC-Request-Type }
           { CC-Request-Number }
           [ Destination-Host ]
           [ User-Name ]
           [ CC-Sub-Session-Id ]
           [ Acct-Multi-Session-Id ]
           [ Origin-State-Id ]
           [ Event-Timestamp ]
         * [ Subscription-Id ]
           [ Service-Identifier ]
           [ Termination-Cause ]
           [ Requested-Service-Unit ]
           [ Requested-Action ]
         * [ Used-Service-Unit ]
           [ Multiple-Services-Indicator ]
         * [ Multiple-Services-Credit-Control ]
         * [ Service-Parameter-Info ]
           [ CC-Correlation-Id ]
           [ User-Equipment-Info ]
         * [ Proxy-Info ]
         * [ Route-Record ]
         * [ AVP ]

   CCA ::= < Diameter Header: 272, PXY >

           < Session-Id >
           { Result-Code }
           { Origin-Host }
           { Origin-Realm }
           { Auth-Application-Id }
           { CC-Request-Type }
           { CC-Request-Number }
           [ User-Name ]
           [ CC-Session-Failover ]
           [ CC-Sub-Session-Id ]
           [ Acct-Multi-Session-Id ]
           [ Origin-State-Id ]
           [ Event-Timestamp ]
           [ Granted-Service-Unit ]
         * [ Multiple-Services-Credit-Control ]
           [ Cost-Information]
           [ Final-Unit-Indication ]
           [ Check-Balance-Result ]
           [ Credit-Control-Failure-Handling ]
           [ Direct-Debiting-Failure-Handling ]
           [ Validity-Time]
         * [ Redirect-Host]
           [ Redirect-Host-Usage ]
           [ Redirect-Max-Cache-Time ]
         * [ Proxy-Info ]
         * [ Route-Record ]
         * [ Failed-AVP ]
         * [ AVP ]

;; ===========================================================================

@grouped

   Cost-Information ::= < AVP Header: 423 >

           { Unit-Value }
           { Currency-Code }
           [ Cost-Unit ]

   Unit-Value ::= < AVP Header: 445 >

           { Value-Digits }
           [ Exponent ]

   Multiple-Services-Credit-Control ::= < AVP Header: 456 >

           [ Granted-Service-Unit ]
           [ Requested-Service-Unit ]
         * [ Used-Service-Unit ]
           [ Tariff-Change-Usage ]
         * [ Service-Identifier ]
           [ Rating-Group ]
         * [ G-S-U-Pool-Reference ]
           [ Validity-Time ]
           [ Result-Code ]
           [ Final-Unit-Indication ]
         * [ AVP ]

   Granted-Service-Unit ::= < AVP Header: 431 >

           [ Tariff-Time-Change ]
           [ CC-Time ]
           [ CC-Money ]
           [ CC-Total-Octets ]
           [ CC-Input-Octets ]
           [ CC-Output-Octets ]
           [ CC-Service-Specific-Units ]
         * [ AVP ]

   Requested-Service-Unit ::= < AVP Header: 437 >

           [ CC-Time ]
           [ CC-Money ]
           [ CC-Total-Octets ]
           [ CC-Input-Octets ]
           [ CC-Output-Octets ]
           [ CC-Service-Specific-Units ]
         * [ AVP ]

   Used-Service-Unit ::= < AVP Header: 446 >

           [ Tariff-Change-Usage ]
           [ CC-Time ]
           [ CC-Money ]
           [ CC-Total-Octets ]
           [ CC-Input-Octets ]
           [ CC-Output-Octets ]
           [ CC-Service-Specific-Units ]
         * [ AVP ]

   CC-Money ::= < AVP Header: 413 >

           { Unit-Value }
           [ Currency-Code ]

   G-S-U-Pool-Reference ::= < AVP Header: 457 >

           { G-S-U-Pool-Identifier }
           { CC-Unit-Type }
           { Unit-Value }

   Final-Unit-Indication ::= < AVP Header: 430 >

           { Final-Unit-Action }
         * [ Restriction-Filter-Rule ]
         * [ Filter-Id ]
           [ Redirect-Server ]

   Redirect-Server ::= < AVP Header: 434 >

           { Redirect-Address-Type }
           { Redirect-Server-Address }

   Service-Parameter-Info ::= < AVP Header: 440 >

           { Service-Parameter-Type }
           { Service-Parameter-Value }

   Subscription-Id ::= < AVP Header: 443 >

           { Subscription-Id-Type }
           { Subscription-Id-Data }

   User-Equipment-Info ::= < AVP Header: 458 >

           { User-Equipment-Info-Type }
           { User-Equipment-Info-Value }

;; ===========================================================================

@enum CC-Request-Type

   INITIAL_REQUEST                 1
   UPDATE_REQUEST                  2
   TERMINATION_REQUEST             3
   EVENT_REQUEST                   4

@enum CC-Session-Failover

   NOT_SUPPORTED                   0
   SUPPORTED                       1

@enum Check-Balance-Result

   ENOUGH_CREDIT                   0
   NO_CREDIT                       1

@enum Credit-Control

   AUTHORIZATION                   0
   RE_AUTHORIZATION                1

@enum Credit-Control-Failure-Handling

   TERMINATE                       0
   CONTINUE                        1
   RETRY_AND_TERMINATE             2

@enum Direct-Debiting-Failure-Handling

   TERMINATE_OR_BUFFER             0
   CONTINUE                        1

@enum Tariff-Change-Usage

   UNIT_BEFORE_TARIFF_CHANGE       0
   UNIT_AFTER_TARIFF_CHANGE        1
   UNIT_INDETERMINATE              2

@enum CC-Unit-Type

   TIME                            0
   MONEY                           1
   TOTAL-OCTETS                    2
   INPUT-OCTETS                    3
   OUTPUT-OCTETS                   4
   SERVICE-SPECIFIC-UNITS          5

@enum Final-Unit-Action

   TERMINATE                       0
   REDIRECT                        1
   RESTRICT_ACCESS                 2

@enum Redirect-Address-Type

   IPV4                            0
   IPV6                            1
   URL                             2
   SIP_URI                         3

@enum Multiple-Services-Indicator

   NOT_SUPPORTED                   0
   SUPPORTED                       1

@enum Requested-Action

   DIRECT_DEBITING                 0
   REFUND_ACCOUNT                  1
   CHECK_BALANCE                   2
   PRICE_ENQUIRY                   3

@enum Subscription-Id-Type

   END_USER_E164                   0
   END_USER_IMSI                   1
   END_USER_SIP_URI                2
   END_USER_NAI                    3
   END_USER_PRIVATE                4

@enum User-Equipment-Info-Type

   IMEISV                          0
   MAC                             1
   EUI64                           2
   MODIFIED_EUI64                  3

;; ===========================================================================

@define Result-Code

   END_USER_SERVICE_DENIED         4010
   CREDIT_CONTROL_NOT_APPLICABLE   4011
   CREDIT_LIMIT_REACHED            4012

   USER_UNKNOWN                    5030
   RATING_FAILED                   5031