81 lines
2.8 KiB
C++
81 lines
2.8 KiB
C++
/* Copyright (C) 2002-2005 RealVNC Ltd. All Rights Reserved.
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* Copyright 2011-2023 Pierre Ossman for Cendio AB
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*
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* This 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 2 of the License, or
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* (at your option) any later version.
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*
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* This software 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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*
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* You should have received a copy of the GNU General Public License
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* along with this software; if not, write to the Free Software
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* Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307,
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* USA.
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*/
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//
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// string.h - string utility functions
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//
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#ifndef __CORE_STRING_H__
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#define __CORE_STRING_H__
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#include <stdint.h>
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#include <string>
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#include <vector>
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namespace core {
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// Formats according to printf(), with a dynamic allocation
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std::string format(const char *fmt, ...)
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__attribute__((__format__ (__printf__, 1, 2)));
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// Splits a string with the specified delimiter
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std::vector<std::string> split(const char* src,
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const char delimiter);
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// Conversion to and from a hex string
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void binToHex(const uint8_t* in, size_t inlen, char* out, size_t outlen);
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std::string binToHex(const uint8_t* in, size_t inlen);
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bool hexToBin(const char* in, size_t inlen, uint8_t* out, size_t outlen);
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std::vector<uint8_t> hexToBin(const char* in, size_t inlen);
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// Makes sure line endings are in a certain format
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std::string convertLF(const char* src, size_t bytes = (size_t)-1);
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std::string convertCRLF(const char* src, size_t bytes = (size_t)-1);
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// Convertions between various Unicode formats
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size_t ucs4ToUTF8(unsigned src, char dst[5]);
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size_t utf8ToUCS4(const char* src, size_t max, unsigned* dst);
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size_t ucs4ToUTF16(unsigned src, wchar_t dst[3]);
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size_t utf16ToUCS4(const wchar_t* src, size_t max, unsigned* dst);
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std::string latin1ToUTF8(const char* src, size_t bytes = (size_t)-1);
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std::string utf8ToLatin1(const char* src, size_t bytes = (size_t)-1);
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std::string utf16ToUTF8(const wchar_t* src, size_t units = (size_t)-1);
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std::wstring utf8ToUTF16(const char* src, size_t bytes = (size_t)-1);
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bool isValidUTF8(const char* str, size_t bytes = (size_t)-1);
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bool isValidUTF16(const wchar_t* wstr, size_t units = (size_t)-1);
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// Convert a value to a string using the correct prefix to reduce
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// the length of the string
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std::string siPrefix(long long value, const char *unit,
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int precision=6);
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std::string iecPrefix(long long value, const char *unit,
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int precision=6);
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}
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#endif
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