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Last change
on this file since 1590 was 636, checked in by George Lilly, 15 years ago |
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WorldVistAEHR overlayed on FOIAVistA
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File size:
507 bytes
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| 1 | XUSHSH ;SF-ISC/STAFF - PASSWORD ENCRYPTION ;3/23/89 15:09 ; 4/14/05 1:22pm
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| 2 | ;;8.0;KERNEL;;Jul 10, 1995
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| 3 | ;; This is the public domain version of the VA Kernel.
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| 4 | ;; Use this routine for your own encryption algorithm
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| 5 | ;; Input in X
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| 6 | ;; Output in X
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| 7 | ;; Algorithm for VistA Office EHR encryption (BSL)
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| 8 | A ;
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| 9 | S X=$$EN(X)
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| 10 | Q
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| 11 | EN(X) ; GENERIC HASHING ENCRYPTION -- USES ASCII ENCODING
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| 12 | N %HASH S %HASH=""
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| 13 | N %CHAR
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| 14 | F %CHAR=1:1:$L(X) D
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| 15 | . I %CHAR#2 S %HASH=$A(X,%CHAR)_%HASH
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| 16 | . E S %HASH=%HASH_$A(X,%CHAR)
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| 17 | Q %HASH
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