yuzu-fork/src/common/string_util.h
Morph 0d6057b2fa string_util: Make use of std::string_view and add bounds checking
Makes use of std::string_view in StringFromFixedZeroTerminatedBuffer and add bounds checking
2021-10-14 14:09:34 -04:00

78 lines
2.7 KiB
C++

// Copyright 2013 Dolphin Emulator Project / 2014 Citra Emulator Project
// Licensed under GPLv2 or any later version
// Refer to the license.txt file included.
#pragma once
#include <cstddef>
#include <string>
#include <vector>
#include "common/common_types.h"
namespace Common {
/// Make a string lowercase
[[nodiscard]] std::string ToLower(std::string str);
/// Make a string uppercase
[[nodiscard]] std::string ToUpper(std::string str);
[[nodiscard]] std::string StringFromBuffer(const std::vector<u8>& data);
[[nodiscard]] std::string StripSpaces(const std::string& s);
[[nodiscard]] std::string StripQuotes(const std::string& s);
[[nodiscard]] std::string StringFromBool(bool value);
[[nodiscard]] std::string TabsToSpaces(int tab_size, std::string in);
void SplitString(const std::string& str, char delim, std::vector<std::string>& output);
// "C:/Windows/winhelp.exe" to "C:/Windows/", "winhelp", ".exe"
bool SplitPath(const std::string& full_path, std::string* _pPath, std::string* _pFilename,
std::string* _pExtension);
[[nodiscard]] std::string ReplaceAll(std::string result, const std::string& src,
const std::string& dest);
[[nodiscard]] std::string UTF16ToUTF8(const std::u16string& input);
[[nodiscard]] std::u16string UTF8ToUTF16(const std::string& input);
#ifdef _WIN32
[[nodiscard]] std::string UTF16ToUTF8(const std::wstring& input);
[[nodiscard]] std::wstring UTF8ToUTF16W(const std::string& str);
#endif
/**
* Compares the string defined by the range [`begin`, `end`) to the null-terminated C-string
* `other` for equality.
*/
template <typename InIt>
[[nodiscard]] bool ComparePartialString(InIt begin, InIt end, const char* other) {
for (; begin != end && *other != '\0'; ++begin, ++other) {
if (*begin != *other) {
return false;
}
}
// Only return true if both strings finished at the same point
return (begin == end) == (*other == '\0');
}
/**
* Creates a std::string from a fixed-size NUL-terminated char buffer. If the buffer isn't
* NUL-terminated then the string ends at max_len characters.
*/
[[nodiscard]] std::string StringFromFixedZeroTerminatedBuffer(std::string_view buffer,
std::size_t max_len);
/**
* Creates a UTF-16 std::u16string from a fixed-size NUL-terminated char buffer. If the buffer isn't
* null-terminated, then the string ends at the greatest multiple of two less then or equal to
* max_len_bytes.
*/
[[nodiscard]] std::u16string UTF16StringFromFixedZeroTerminatedBuffer(std::u16string_view buffer,
std::size_t max_len);
} // namespace Common