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38 lines
1.2 KiB
C
38 lines
1.2 KiB
C
/* Scan memory for the first of two bytes.
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Copyright (C) 2008-2026 Free Software Foundation, Inc.
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This file is free software: you can redistribute it and/or modify
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it under the terms of the GNU Lesser General Public License as
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published by the Free Software Foundation; either version 2.1 of the
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License, or (at your option) any later version.
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This file 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 Lesser General Public License for more details.
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You should have received a copy of the GNU Lesser General Public License
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along with this program. If not, see <https://www.gnu.org/licenses/>. */
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/* This file uses _GL_ATTRIBUTE_PURE. */
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#if !_GL_CONFIG_H_INCLUDED
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#error "Please include config.h first."
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#endif
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#include <stddef.h>
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#ifdef __cplusplus
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extern "C" {
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#endif
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/* Return the first address of either C1 or C2 (treated as unsigned
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char) that occurs within N bytes of the memory region S. If
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neither byte appears, return NULL. */
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extern void *memchr2 (void const *s, int c1, int c2, size_t n)
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_GL_ATTRIBUTE_PURE;
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#ifdef __cplusplus
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}
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#endif
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