| HLOEID | 
Input | 
Event Protocol IEN.
 
 | 
APPARMS | 
Output | 
Array containing HLO message parameters.
Specific translation from HL 1.6 parameters to HLO is as follows:
HL 1.6 APPLICATION PROTOCOL            =>      HLO APPARMS ARRAY PARAMETERS
COUNTRY CODE                           =>      APPARMS("COUNTRY") APPLICATION
ACK TYPE                   =>      APPARMS("APP ACK TYPE") EVENT TYPE
=>      APPARMS("EVENT") SENDING APPLICATION
=>      APPARMS("SENDING APPLICATION") TRANSACTION MESSAGE TYPE
=>      APPARMS("MESSAGE TYPE") VERSION ID                             =>
APPARMS("VERSION") HL7 FIELD SEPARATOR                    =>
APPARMS("FIELD SEPARATOR")      HL7 ENCODING CHARACTERS
=>      APPARMS("ENCODING CHARACTERS")
HL 1.6 Passed Parameters               =>      HLO APPARMS ARRAY PARAMETERS
HLP("SECURITY")                                =>      APPARMS("SECURITY")
HLP("CONTPTR")                         =>      APPARMS("CONTINUATION POINTER")
HLP("QUEUE")*                          =>      APPARMS("QUEUE")
*NOTE: HLP("QUEUE") is not actually a current HL 1.6 parameter but can be
added to the HLP array to allow a converted application to define HLO private
queues.
For Sending Messages To One Application
_
RECEIVING APPLICATION                  =>      WHO("RECEIVING APPLICATION")
LOGICAL LINK                           =>      WHO("FACILITY LINK NAME")
For Sending Messages To Multiple Applications (where "n" is a numeric index
(0,1,2, ))              _ RECEIVING APPLICATION                  =>
WHOTO(n,"RECEIVING APPLICATION")  LOGICAL LINK                           =>
WHOTO(n,"FACILITY LINK NAME")
 | 
WHO | 
Output | 
For single HLO message recipients, receiving
application parameters.
 
 | 
WHOTO | 
Output | 
For multiple HLO message recipients, receiving
application parameters.
 
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