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Diffstat (limited to 'src/hash.adb')
-rw-r--r-- | src/hash.adb | 30 |
1 files changed, 30 insertions, 0 deletions
diff --git a/src/hash.adb b/src/hash.adb new file mode 100644 index 000000000..194a378dd --- /dev/null +++ b/src/hash.adb @@ -0,0 +1,30 @@ +-- Hash. +-- Copyright (C) 2019 Tristan Gingold +-- +-- GHDL is free software; you can redistribute it and/or modify it under +-- the terms of the GNU General Public License as published by the Free +-- Software Foundation; either version 2, or (at your option) any later +-- version. +-- +-- GHDL is distributed in the hope that it will be useful, but WITHOUT ANY +-- WARRANTY; without even the implied warranty of MERCHANTABILITY or +-- FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License +-- for more details. +-- +-- You should have received a copy of the GNU General Public License +-- along with GHDL; see the file COPYING. If not, write to the Free +-- Software Foundation, 59 Temple Place - Suite 330, Boston, MA +-- 02111-1307, USA. + +package body Hash is + function String_Hash (Key : String) return Hash_Value_Type + is + Res : Hash_Value_Type; + begin + Res := 0; + for I in Key'Range loop + Res := Res * 5 + Character'Pos (Key (I)); + end loop; + return Res; + end String_Hash; +end Hash; |