diff options
Diffstat (limited to 'elf')
| -rw-r--r-- | elf/dl-hash.h | 69 |
1 files changed, 0 insertions, 69 deletions
diff --git a/elf/dl-hash.h b/elf/dl-hash.h deleted file mode 100644 index 007f192a23..0000000000 --- a/elf/dl-hash.h +++ /dev/null @@ -1,69 +0,0 @@ -/* Compute hash alue for given string according to ELF standard. - Copyright (C) 1995, 1996, 1997 Free Software Foundation, Inc. - This file is part of the GNU C Library. - - The GNU C Library is free software; you can redistribute it and/or - modify it under the terms of the GNU Library General Public License as - published by the Free Software Foundation; either version 2 of the - License, or (at your option) any later version. - - The GNU C Library 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 - Library General Public License for more details. - - You should have received a copy of the GNU Library General Public - License along with the GNU C Library; see the file COPYING.LIB. If not, - write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330, - Boston, MA 02111-1307, USA. */ - -#ifndef _DL_HASH_H -#define _DL_HASH_H 1 - - -/* This is the hashing function specified by the ELF ABI. In the - first five operations now overflow is possible so we optimized it a - bit. */ -static inline unsigned -_dl_elf_hash (const char *name) -{ - unsigned long int hash = 0; - if (*name != '\0') - { - hash = (hash << 4) + *name++; - if (*name != '\0') - { - hash = (hash << 4) + *name++; - if (*name != '\0') - { - hash = (hash << 4) + *name++; - if (*name != '\0') - { - hash = (hash << 4) + *name++; - if (*name != '\0') - { - hash = (hash << 4) + *name++; - while (*name != '\0') - { - unsigned long int hi; - hash = (hash << 4) + *name++; - hi = hash & 0xf0000000; - if (hi != 0) - { - hash ^= hi >> 24; - /* The ELF ABI says `hash &= ~hi', but - this is equivalent in this case and - on some machines one insn instead of - two. */ - hash ^= hi; - } - } - } - } - } - } - } - return hash; -} - -#endif /* dl-hash.h */ |