mirror of
https://github.com/SEPPDROID/Digital-Research-Source-Code.git
synced 2025-10-22 16:04:18 +00:00
51 lines
2.2 KiB
Fortran
51 lines
2.2 KiB
Fortran
C***********************************************************************
|
|
C
|
|
C HASH.FOR
|
|
C
|
|
C
|
|
C D I S C L A I M E R N O T I C E
|
|
C ------------------- -----------
|
|
C
|
|
C This document and/or portions of the material and data furnished
|
|
C herewith, was developed under sponsorship of the U. S. Government.
|
|
C Neither the U.S. nor the U.S.D.O.E., nor the Leland Stanford Junior
|
|
C University, nor their employees, nor their respective contractors,
|
|
C subcontractors, or their employees, makes any warranty, express or
|
|
C implied, or assumes any liability or responsibility for accuracy,
|
|
C completeness or usefulness of any information, apparatus, product
|
|
C or process disclosed, or represents that its use will not infringe
|
|
C privately-owned rights. Mention of any product, its manufacturer,
|
|
C or suppliers shall not, nor is it intended to, imply approval, dis-
|
|
C approval, or fitness for any particular use. The U. S. and the
|
|
C University at all times retain the right to use and disseminate same
|
|
C for any purpose whatsoever. Such distribution shall be made by the
|
|
C National Energy Software Center at the Argonne National Laboratory
|
|
C and only subject to the distributee furnishing satisfactory proof
|
|
C that he has a valid license from the Intel Corporation in effect.
|
|
C
|
|
C
|
|
C-----------------------------------------------------------------------
|
|
C
|
|
C This module of the PL/M-VAX compiler contains the symbol table
|
|
C hash code routine, which maps a 32 character identifier into
|
|
C an integer in the range [0..210].
|
|
C
|
|
C-----------------------------------------------------------------------
|
|
C R E V I S I O N H I S T O R Y
|
|
C
|
|
C 18OCT81 Alex Hunter 1. Added disclaimer notice. (V5.4)
|
|
C
|
|
C-----------------------------------------------------------------------
|
|
INTEGER*4 FUNCTION HASH (ID)
|
|
IMPLICIT INTEGER*4 (A-Z)
|
|
CHARACTER*32 ID
|
|
|
|
HASH= ((
|
|
# (ICHAR(ID(1:1))+ICHAR(ID(5:5))+ICHAR(ID(9:9)))*256
|
|
# + (ICHAR(ID(2:2))+ICHAR(ID(6:6))+ICHAR(ID(10:10))))*256
|
|
# + (ICHAR(ID(3:3))+ICHAR(ID(7:7))+ICHAR(ID(11:11))))*256
|
|
# + (ICHAR(ID(4:4))+ICHAR(ID(8:8))+ICHAR(ID(12:12)))
|
|
HASH=MOD(IABS(HASH),211)
|
|
RETURN
|
|
END
|