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|
;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
; ;
; Copyright 2006 Fidelity Information Services, Inc ;
; ;
; This source code contains the intellectual property ;
; of its copyright holder(s), and is made available ;
; under a license. If you do not know the terms of ;
; the license, please stop and do not read further. ;
; ;
;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
%HEX2UTF;GT.M %HEX2UTF utility - hexadecimal byte stream to UTF-8 string
;invoke with %U storing the hexadecimal byte stream to return %S having the converted string
;invoke at INT to execute interactively
;invoke at FUNC as an extrinsic function
;
set %S=$$FUNC(%U)
quit
INT new %U
read !,"Hexadecimal byte stream: ",%U set %S=$$FUNC(%U)
quit
FUNC(u)
new l
set l=$ZLENGTH(u)
quit $$recurse(1,l)
recurse(start,end);
new l,m
set l=end-start+1
if (l<512) quit $$eval(start,end)
set m=l\2
if (m#2=1) set m=m+1
quit $$recurse(start,start+m-1)_$$recurse(start+m,end)
eval(start,end);
new i,s,d,s1
set s1="$zchar("
for i=start:2:end-2 set s=$zextract(u,i,i+1),d=$$FUNC^%HD(s),s1=s1_d_","
set i=end-1,s=$zextract(u,i,i+1),d=$$FUNC^%HD(s),s1=s1_d
set s1=s1_")"
quit @s1
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