-- QSIG-CI.asn
--
-- Taken from Ecma International
-- Standard ECMA-203, 4th edition (December 2001)
-- http://www.ecma-international.org/publications/standards/Ecma-203.htm
--

Call-Intrusion-Operations-asn1-97 
  {iso(1) standard(0) pss1-call-intrusion(14846) call-intrusion-operations-asn1-97 (2) } 
 
DEFINITIONS EXPLICIT TAGS ::= 
 
BEGIN 
 
IMPORTS  OPERATION, ERROR FROM Remote-Operations-Information-Objects 
   {joint-iso-itu-t(2) remote-operations(4) informationObjects(5) version1(0)} 
  EXTENSION, Extension{} FROM Manufacturer-specific-service-extension-class-asn1-97 
   {iso(1) standard(0) 
   pss1-generic-procedures(11582) msi-class-asn1-97(11)} 
 notAvailable, supplementaryServiceInteractionNotAllowed 
   FROM General-Error-List 
    {ccitt recommendation q 950 general-error-list (1)}; 
 
Call-Intrusion-Operations OPERATION ::= {pathRetain | serviceAvailable | callIntrusionRequest | 
callIntrusionGetCIPL | callIntrusionIsolate | callIntrusionForcedRelease | callIntrusionWOBRequest | 
callIntrusionCompleted | cfbOverride} 
 
pathRetain  OPERATION ::= { 
  ARGUMENT  PathRetainArg  -- this operation may be used by other 
              -- Supplementary Services using other 
              -- values of the argument 
 RETURN RESULT   FALSE 
 ALWAYS RESPONDS  FALSE 
 CODE      local: 41} 
 
serviceAvailable  OPERATION ::= { 
 ARGUMENT ServiceAvailableArg  -- this operation may be used by other 
              -- Supplementary Services using other 
              -- values of the argument 
 RETURN RESULT   FALSE 
 ALWAYS RESPONDS  FALSE 
 CODE      local: 42} 
 
callIntrusionRequest  OPERATION ::= { 
 ARGUMENT  CIRequestArg 
 RESULT    CIRequestRes 
 ERRORS  {notAvailable | notBusy | temporarilyUnavailable | notAuthorized | 
     unspecified | supplementaryServiceInteractionNotAllowed} 
 CODE      local: 43} 
 
callIntrusionGetCIPL  OPERATION ::= { 
 ARGUMENT    DummyArg 
 RESULT      CIGetCIPLRes 
 ALWAYS RESPONDS  FALSE 
 CODE      local: 44} 

callIntrusionForcedRelease  OPERATION ::= { 
   ARGUMENT  DummyArg 
   RESULT    DummyRes 
   ERRORS    {notAvailable | unspecified | 
     supplementaryServiceInteractionNotAllowed} 
   CODE    local: 46} 
 
callIntrusionIsolate    OPERATION ::= { 
   ARGUMENT  DummyArg 
   RESULT    DummyRes 
   ERRORS    {notAvailable | unspecified | 
     supplementaryServiceInteractionNotAllowed} 
   CODE    local: 45} 
 
callIntrusionWOBRequest  OPERATION ::= { 
   ARGUMENT  DummyArg 
   RESULT    DummyRes 
   ERRORS    {notAvailable | unspecified | 
     supplementaryServiceInteractionNotAllowed} 
   CODE    local: 47} 
 
callIntrusionCompleted    OPERATION ::= { 
   ARGUMENT  DummyArg 
   RETURN RESULT  FALSE 
   ALWAYS RESPONDS  FALSE 
   CODE    local: 48} 
 
PathRetainArg  ::= CHOICE {  
   serviceList       ServiceList, 
   extendedServiceList    SEQUENCE { 
     serviceList     ServiceList, 
     extension     Extension{{CIExtSet}} 
      } 
 } 
 
ServiceAvailableArg  ::= CHOICE {  
   serviceList       ServiceList, 
   extendedServiceList    SEQUENCE { 
     serviceList     ServiceList, 
     extension     Extension{{CIExtSet}} 
      } 
 } 
 
ServiceList  ::=  BIT STRING  
    {ci-low(4), ci-medium(5), ci-high(6)} (SIZE(1..32)) 
  -- bits other than ci-low, ci-medium, ci-high are reserved  
  -- for other supplementary services 
 
DummyArg ::=  CHOICE{ 
   null     NULL, 
    extension    [1] IMPLICIT Extension{{CIExtSet}}, 
    sequenceOfExtn  [2] IMPLICIT SEQUENCE OF Extension{{CIExtSet}}} 
 
DummyRes ::=  CHOICE{ 
   null     NULL, 
    extension    [1] IMPLICIT Extension{{CIExtSet}}, 
    sequenceOfExtn  [2] IMPLICIT SEQUENCE OF Extension{{CIExtSet}}} 

CIRequestArg ::=  SEQUENCE{ 
   ciCapabilityLevel CICapabilityLevel, 
   argumentExtension  CHOICE{ 
     extension   [1] IMPLICIT Extension{{CIExtSet}}, 
      sequenceOfExtn  [2] IMPLICIT SEQUENCE OF Extension{{CIExtSet}} 
     } OPTIONAL} 
 
CIRequestRes ::=  SEQUENCE{ 
   ciUnwantedUserStatus CIUnwantedUserStatus, 
   resultExtension  CHOICE{ 
     extension   [1] IMPLICIT Extension{{CIExtSet}}, 
      sequenceOfExtn  [2] IMPLICIT SEQUENCE OF Extension{{CIExtSet}} 
     } OPTIONAL} 
 
CIGetCIPLRes ::= SEQUENCE{ 
   ciProtectionLevel CIProtectionLevel, 
   resultExtension  CHOICE{ 
     extension   [1] IMPLICIT Extension{{CIExtSet}}, 
      sequenceOfExtn  [2] IMPLICIT SEQUENCE OF Extension{{CIExtSet}} 
     } OPTIONAL} 
 
CICapabilityLevel ::= ENUMERATED{ 
      intrusionLowProt(1), 
      intrusionMediumProt(2), 
      intrusionHighProt(3)} 
 
CIProtectionLevel ::= ENUMERATED{ 
      lowProtection(0), 
      mediumProtection(1), 
      highProtection(2), 
      fullProtection(3)} 
 
CIUnwantedUserStatus ::= ENUMERATED{ 
      unwantedUserIntruded(0), 
      unwantedUserIsolated(1)} 
 
cfbOverride  OPERATION ::= { 
 ARGUMENT    DummyArg 
 RETURN RESULT   FALSE 
 ALWAYS RESPONDS  FALSE 
 CODE      local: 49} 
  -- used in the interaction with Call Forwarding Busy 
 
CIExtSet EXTENSION ::= {...} 
 
notBusy  ERROR ::= { CODE   local: 1009} 
  -- used when an SS-CI request is received in 
  -- a Terminating PINX and the called user is not busy 
 
temporarilyUnavailable  ERROR ::= { CODE   local: 1000} 
  -- used when conditions for invocation of SS-CI 
  -- are momentarily not met 
 
notAuthorized  ERROR ::= { CODE   local: 1007} 
  --used when a SS-CI request is rejected 
  --because of insufficient CICL 
 
unspecified  ERROR ::= {  
 PARAMETER Extension{{CIExtSet}} 
  CODE   local: 1008} 
 
END  -- of Call-Intrusion-Operations-asn1-97