24 lines
1.1 KiB
C
24 lines
1.1 KiB
C
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/* hash-pjw.h -- declaration for a simple hash function
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Copyright (C) 2001, 2003, 2009-2020 Free Software Foundation, Inc.
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This program is free software: you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation; either version 3 of the License, or
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(at your option) any later version.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with this program. If not, see <https://www.gnu.org/licenses/>. */
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#include <stddef.h>
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/* Compute a hash code for a NUL-terminated string starting at X,
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and return the hash code modulo TABLESIZE.
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The result is platform dependent: it depends on the size of the 'size_t'
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type and on the signedness of the 'char' type. */
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extern size_t hash_pjw (void const *x, size_t tablesize) _GL_ATTRIBUTE_PURE;
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