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/*
* Copyright 2010-2019 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.
*/
#ifndef STRING_API_HXX
#define STRING_API_HXX
#include "Compiler.h"
#include <cstring>
#ifdef _UNICODE
#include "WStringAPI.hxx"
#endif
gcc_pure gcc_nonnull_all
static inline size_t
StringLength(const char *p) noexcept
{
return strlen(p);
}
gcc_pure gcc_nonnull_all
static inline const char *
StringFind(const char *haystack, const char *needle) noexcept
{
return strstr(haystack, needle);
}
gcc_pure gcc_nonnull_all
static inline char *
StringFind(char *haystack, char needle, size_t size) noexcept
{
return (char *)std::memchr(haystack, needle, size);
}
gcc_pure gcc_nonnull_all
static inline const char *
StringFind(const char *haystack, char needle, size_t size) noexcept
{
return (const char *)std::memchr(haystack, needle, size);
}
gcc_pure gcc_nonnull_all
static inline const char *
StringFind(const char *haystack, char needle) noexcept
{
return std::strchr(haystack, needle);
}
gcc_pure gcc_nonnull_all
static inline char *
StringFind(char *haystack, char needle) noexcept
{
return std::strchr(haystack, needle);
}
gcc_pure gcc_nonnull_all
static inline const char *
StringFindLast(const char *haystack, char needle) noexcept
{
return std::strrchr(haystack, needle);
}
gcc_pure gcc_nonnull_all
static inline char *
StringFindLast(char *haystack, char needle) noexcept
{
return std::strrchr(haystack, needle);
}
gcc_pure gcc_nonnull_all
static inline const char *
StringFindLast(const char *haystack, char needle, size_t size) noexcept
{
#if defined(__GLIBC__) || defined(__BIONIC__)
/* memrchr() is a GNU extension (and also available on
Android) */
return (const char *)memrchr(haystack, needle, size);
#else
/* emulate for everybody else */
const auto *p = haystack + size;
while (p > haystack) {
--p;
if (*p == needle)
return p;
}
return nullptr;
#endif
}
gcc_pure gcc_nonnull_all
static inline const char *
StringFindAny(const char *haystack, const char *accept) noexcept
{
return strpbrk(haystack, accept);
}
static inline char *
StringToken(char *str, const char *delim) noexcept
{
return strtok(str, delim);
}
gcc_nonnull_all
static inline void
UnsafeCopyString(char *dest, const char *src) noexcept
{
strcpy(dest, src);
}
gcc_returns_nonnull gcc_nonnull_all
static inline char *
UnsafeCopyStringP(char *dest, const char *src) noexcept
{
#if defined(_WIN32)
/* emulate stpcpy() */
UnsafeCopyString(dest, src);
return dest + StringLength(dest);
#else
return stpcpy(dest, src);
#endif
}
gcc_pure gcc_nonnull_all
static inline int
StringCompare(const char *a, const char *b) noexcept
{
return strcmp(a, b);
}
gcc_pure gcc_nonnull_all
static inline int
StringCompare(const char *a, const char *b, size_t n) noexcept
{
return strncmp(a, b, n);
}
/**
* Checks whether #a and #b are equal.
*/
gcc_pure gcc_nonnull_all
static inline bool
StringIsEqual(const char *a, const char *b) noexcept
{
return StringCompare(a, b) == 0;
}
/**
* Checks whether #a and #b are equal.
*/
gcc_pure gcc_nonnull_all
static inline bool
StringIsEqual(const char *a, const char *b, size_t length) noexcept
{
return strncmp(a, b, length) == 0;
}
gcc_pure gcc_nonnull_all
static inline bool
StringIsEqualIgnoreCase(const char *a, const char *b) noexcept
{
return strcasecmp(a, b) == 0;
}
gcc_pure gcc_nonnull_all
static inline bool
StringIsEqualIgnoreCase(const char *a, const char *b, size_t size) noexcept
{
return strncasecmp(a, b, size) == 0;
}
gcc_pure gcc_nonnull_all
static inline int
StringCollate(const char *a, const char *b) noexcept
{
return strcoll(a, b);
}
/**
* Copy the string to a new allocation. The return value must be
* freed with free().
*/
gcc_malloc gcc_returns_nonnull gcc_nonnull_all
static inline char *
DuplicateString(const char *p) noexcept
{
return strdup(p);
}
#endif
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