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/*
* Copyright 2013-2020 Max Kellermann <max.kellermann@gmail.com>
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
*
* - Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
*
* - Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the
* distribution.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
* ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
* FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
* FOUNDATION OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,
* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
* (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
* SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
* STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED
* OF THE POSSIBILITY OF SUCH DAMAGE.
*/
#include "StringCompare.hxx"
#include <string.h>
bool
StringEndsWith(const char *haystack, const char *needle) noexcept
{
const size_t haystack_length = StringLength(haystack);
const size_t needle_length = StringLength(needle);
return haystack_length >= needle_length &&
memcmp(haystack + haystack_length - needle_length,
needle, needle_length) == 0;
}
bool
StringEndsWithIgnoreCase(const char *haystack, const char *needle) noexcept
{
const size_t haystack_length = StringLength(haystack);
const size_t needle_length = StringLength(needle);
return haystack_length >= needle_length &&
StringIsEqualIgnoreCase(haystack + haystack_length - needle_length,
needle);
}
const char *
FindStringSuffix(const char *p, const char *suffix) noexcept
{
const size_t p_length = StringLength(p);
const size_t suffix_length = StringLength(suffix);
if (p_length < suffix_length)
return nullptr;
const char *q = p + p_length - suffix_length;
return memcmp(q, suffix, suffix_length) == 0
? q
: nullptr;
}
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