mirror of
https://github.com/CloverHackyColor/CloverBootloader.git
synced 2024-11-23 11:35:19 +01:00
1036 lines
37 KiB
C++
Executable File
1036 lines
37 KiB
C++
Executable File
/*
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* Copyright (c) 2019 Jief Luce.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions are met:
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*
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* 1. Redistributions of source code must retain the above copyright notice, this
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* list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright notice,
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* this list of conditions and the following disclaimer in the documentation
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* and/or other materials provided with the distribution.
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*
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* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND
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* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
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* WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
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* DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR
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* ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
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* (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
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* LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
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* ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
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* SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*
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*/
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#if !defined(__XSTRINGABSTRACT_H__)
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#define __XSTRINGABSTRACT_H__
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#include <XToolsConf.h>
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#include "XToolsCommon.h"
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#include "unicode_conversions.h"
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#ifndef DEBUG_ALL
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#define DEBUG_XStringAbstract 0
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#else
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#define DEBUG_XStringAbstract DEBUG_ALL
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#endif
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#if DEBUG_XStringAbstract == 0
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#define DBG_XSTRING(...)
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#else
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#define DBG_XSTRING(...) DebugLog(DEBUG_XStringAbstract, __VA_ARGS__)
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#endif
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//#if __WCHAR_MAX__ <= 0xFFFFu
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// #define wchar_cast char16_t
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//#else
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// #define wchar_cast char32_t
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//#endif
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#define asciiToLower(ch) (((ch >= L'A') && (ch <= L'Z')) ? ((ch - L'A') + L'a') : ch)
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#define asciiToUpper(ch) (((ch >= L'a') && (ch <= L'z')) ? ((ch - L'a') + L'A') : ch)
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template<typename S, typename O>
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int XStringAbstract__startWith(const S* src, const O* other, bool ignoreCase)
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{
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size_t nb = 0;
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const S* src2 = src;
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const O* other2 = other;
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char32_t src_char32;
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char32_t other_char32;
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other2 = get_char32_from_string(other2, &other_char32);
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if ( !other_char32 ) return true; // startWith with empty string is considered true
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src2 = get_char32_from_string(src2, &src_char32);
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while ( other_char32 ) {
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if ( ignoreCase ) {
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src_char32 = asciiToLower(src_char32);
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other_char32 = asciiToLower(other_char32);
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}
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if ( src_char32 != other_char32 ) return false;
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src2 = get_char32_from_string(src2, &src_char32);
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other2 = get_char32_from_string(other2, &other_char32);
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nb += 1;
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};
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return src_char32 != 0;
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}
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template<typename S, typename O>
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int XStringAbstract__compare(const S* src, const O* other, bool ignoreCase)
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{
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// size_t len_s = length_of_utf_string(src);
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// size_t len_other = length_of_utf_string(other);
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size_t nb = 0;
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const S* src2 = src;
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const O* other2 = other;
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char32_t src_char32;
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char32_t other_char32;
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src2 = get_char32_from_string(src2, &src_char32);
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other2 = get_char32_from_string(other2, &other_char32);
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while ( src_char32 ) {
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if ( ignoreCase ) {
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src_char32 = asciiToLower(src_char32);
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other_char32 = asciiToLower(other_char32);
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}
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if ( src_char32 != other_char32 ) break;
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src2 = get_char32_from_string(src2, &src_char32);
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other2 = get_char32_from_string(other2, &other_char32);
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nb += 1;
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};
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if ( src_char32 == other_char32 ) return 0;
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return src_char32 > other_char32 ? 1 : -1;
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}
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template<typename S, typename O>
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int XStringAbstract__ncompare(const S* src, const O* other, size_t n, bool ignoreCase)
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{
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if ( n == 0 ) return 0; // string of 0 length are equal.
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const S* src2 = src;
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const O* other2 = other;
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char32_t src_char32;
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char32_t other_char32;
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src2 = get_char32_from_string(src2, &src_char32);
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other2 = get_char32_from_string(other2, &other_char32);
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size_t nb = 1;
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while ( src_char32 && nb < n ) {
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if ( ignoreCase ) {
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src_char32 = asciiToLower(src_char32);
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other_char32 = asciiToLower(other_char32);
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}
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if ( src_char32 != other_char32 ) break;
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src2 = get_char32_from_string(src2, &src_char32);
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other2 = get_char32_from_string(other2, &other_char32);
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nb += 1;
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};
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if ( src_char32 == other_char32 ) return 0;
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return src_char32 > other_char32 ? 1 : -1;
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}
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template<typename O, typename P>
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size_t XStringAbstract__indexOf(const O** s, const P* other, size_t offsetRet, bool toLower)
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{
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size_t Idx = 0;
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char32_t s_char32;
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char32_t other_char32;
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do
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{
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const O* s2 = *s;
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const P* other2 = other;
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do {
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s2 = get_char32_from_string(s2, &s_char32);
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other2 = get_char32_from_string(other2, &other_char32);
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if ( toLower ) {
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s_char32 = asciiToLower(s_char32);
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other_char32 = asciiToLower(other_char32);
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}
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} while ( s_char32 && other_char32 && s_char32 == other_char32 );
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if ( other_char32 == 0 ) return Idx+offsetRet;
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*s = get_char32_from_string(*s, &s_char32);
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Idx++;
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} while (s_char32);
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return MAX_XSIZE;
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}
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template<typename O, typename P>
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size_t XStringAbstract__indexOf(const O* s, size_t Pos, const P* other, bool toLower)
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{
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if ( *other == 0 ) return Pos;
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char32_t char32 = 1;
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for ( size_t Idx=0 ; Idx<Pos ; Idx+=1 ) {
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s = get_char32_from_string(s, &char32);
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}
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if ( !char32 ) return MAX_XSIZE;
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return XStringAbstract__indexOf(&s, other, Pos, toLower);
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}
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template<typename O, typename P>
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size_t XStringAbstract__rindexOf(const O* s, size_t Pos, const P* other, bool toLower)
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{
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if ( *other == 0 ) return Pos > length_of_utf_string(s) ? length_of_utf_string(s) : Pos;
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size_t index = XStringAbstract__indexOf(&s, other, 0, toLower);
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size_t prev_index = index; // initialize to index in case of index is already == Pos
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char32_t char32;
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s = get_char32_from_string(s, &char32);
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while ( char32 && index < Pos ) {
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prev_index = index;
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index = XStringAbstract__indexOf(&s, other, index+1, toLower);
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s = get_char32_from_string(s, &char32);
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};
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if ( index == Pos ) return index;
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if ( prev_index <= Pos ) return prev_index;
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return MAX_XSIZE;
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}
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template<class T, class ThisXStringClass>
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class __String
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{
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public:
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typedef T char_t;
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typedef ThisXStringClass xs_t;
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protected:
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T *m_data;
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// convenience method. Did it this way to avoid #define in header. They can have an impact on other headers
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size_t Xmin(size_t x1, size_t x2) const { if ( x1 < x2 ) return x1; return x2; }
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size_t Xmax(size_t x1, size_t x2) const { if ( x1 > x2 ) return x1; return x2; }
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// Method _data is protected intentionally. It's a const method returning non-const pointer. That's intentional, but dangerous. Do not expose to public.
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// If you need a non-const pointer for low-level access, use dataSized and specify the size
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// pos is counted in logical char (UTF32 char)
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template<typename IntegralType, enable_if(is_integral(IntegralType))>
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T* _data(IntegralType pos) const
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{
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if ( pos<0 ) panic("T* data(int i) -> i < 0");
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size_t offset = size_of_utf_string_len(m_data, (unsigned_type(IntegralType))pos); // If pos is too big, size_of_utf_string_len returns the end of the string
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return m_data + offset;
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}
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public:
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// T* memoryOffset(size_t i) {
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//
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// }
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public:
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constexpr __String(const T* s) : m_data((T*)s) {}
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public:
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// constexpr __String() : m_data(&nullChar) { }
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constexpr __String(const __String&) = delete;
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constexpr __String() = delete;
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// no assignement, no destructor
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template<typename IntegralType, enable_if(is_integral(IntegralType))>
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T* data(IntegralType pos) const { return _data(pos); }
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size_t length() const { return length_of_utf_string(m_data); }
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// size_t sizeZZ() const { return size_of_utf_string(m_data); }
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size_t sizeInNativeChars() const { return size_of_utf_string(m_data); }
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size_t sizeInBytes() const { return size_of_utf_string(m_data)*sizeof(T); }
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size_t sizeInBytesIncludingTerminator() const { return (size_of_utf_string(m_data)+1)*sizeof(T); } // usefull for unit tests
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const T* s() const { return m_data; }
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const T* data() const { return m_data; } // todo delete
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/* Empty ? */
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bool isEmpty() const { return m_data == nullptr || *m_data == 0; }
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bool notEmpty() const { return !isEmpty(); }
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//--------------------------------------------------------------------- cast
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// int ToInt() const;
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// size_t ToUInt() const;
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//--------------------------------------------------------------------- charAt, []
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template<typename IntegralType, enable_if(is_integral(IntegralType))>
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char32_t char32At(IntegralType i) const
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{
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if (i < 0) {
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panic("__String<T>::char32At(size_t i) : i < 0. System halted\n");
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}
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size_t nb = 0;
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const T *p = m_data;
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char32_t char32;
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do {
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p = get_char32_from_string(p, &char32);
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if (!char32) {
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if ( (unsigned_type(IntegralType))i == nb ) return 0; // no panic if we want to access the null terminator
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panic("__String::char32At(size_t i) : i >= length(). System halted\n");
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}
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nb += 1;
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} while (nb <= (unsigned_type(IntegralType))i);
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return char32;
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}
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template<typename IntegralType, enable_if(is_integral(IntegralType))>
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char16_t char16At(IntegralType i) const
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{
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char32_t char32 = char32At(i);
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if ( char32 >= 0x10000 ) return 0xFFFD; // <20> REPLACEMENT CHARACTER used to replace an unknown, unrecognized or unrepresentable character
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return (char16_t)char32;
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}
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/* [] */
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template<typename IntegralType, enable_if(is_integral(IntegralType))>
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char32_t operator [](IntegralType i) const { return char32At(i); }
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char32_t lastChar() const { if ( length() > 0 ) return char32At(length()-1); else return 0; }
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// /* copy ctor */
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// __String<T, ThisXStringClass>(const __String<T, ThisXStringClass> &S) { Init(0); takeValueFrom(S); }
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// /* ctor */
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// template<typename O, class OtherXStringClass>
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// explicit __String<T, ThisXStringClass>(const __String<O, OtherXStringClass>& S) { Init(0); takeValueFrom(S); }
|
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//// template<typename O>
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//// explicit __String<T, ThisXStringClass>(const O* S) { Init(0); takeValueFrom(S); }
|
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|
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/* Copy Assign */ // Only other XString, no litteral at the moment.
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// __String<T, ThisXStringClass>& operator =(const __String<T, ThisXStringClass>& S) { strcpy(S.s()); return *this; }
|
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// /* Assign */
|
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// template<typename O, class OtherXStringClass>
|
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// ThisXStringClass& operator =(const __String<O, OtherXStringClass>& S) { strcpy(S.s()); return *((ThisXStringClass*)this); }
|
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//// template<class O>
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//// ThisXStringClass& operator =(const O* S) { strcpy(S); return *this; }
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|
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//--------------------------------------------------------------------- indexOf, rindexOf, contains, subString
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/* indexOf */
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size_t indexOf(char32_t char32Searched, size_t Pos = 0) const
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{
|
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char32_t buf[2] = { char32Searched, 0};
|
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return XStringAbstract__indexOf(m_data, Pos, buf, false);
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}
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template<typename O>
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size_t indexOf(const O* S, size_t Pos = 0) const { return XStringAbstract__indexOf(m_data, Pos, S, false); }
|
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template<typename O, class OtherXStringClass>
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size_t indexOf(const __String<O, OtherXStringClass>& S, size_t Pos = 0) const { return indexOf(S.s(), Pos); }
|
||
/* IC */
|
||
size_t indexOfIC(char32_t char32Searched, size_t Pos = 0) const
|
||
{
|
||
char32_t buf[2] = { char32Searched, 0};
|
||
return XStringAbstract__indexOf(m_data, Pos, buf, true);
|
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}
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template<typename O>
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size_t indexOfIC(const O* S, size_t Pos = 0) const { return XStringAbstract__indexOf(m_data, Pos, S, true); }
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template<typename O, class OtherXStringClass>
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size_t indexOfIC(const __String<O, OtherXStringClass>& S, size_t Pos = 0) const { return indexOfIC(S.s(), Pos); }
|
||
|
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|
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/* rindexOf */
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size_t rindexOf(const char32_t char32Searched, size_t Pos = MAX_XSIZE-1) const
|
||
{
|
||
char32_t buf[2] = { char32Searched, 0};
|
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return XStringAbstract__rindexOf(m_data, Pos, buf, false);
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||
}
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template<typename O>
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size_t rindexOf(const O* S, size_t Pos = MAX_XSIZE-1) const { return XStringAbstract__rindexOf(m_data, Pos, S, false); }
|
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template<typename O, class OtherXStringClass>
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size_t rindexOf(const __String<O, OtherXStringClass>& S, size_t Pos = MAX_XSIZE-1) const { return rindexOf(S.s(), Pos); }
|
||
/* IC */
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||
size_t rindexOfIC(const char32_t char32Searched, size_t Pos = MAX_XSIZE-1) const
|
||
{
|
||
char32_t buf[2] = { char32Searched, 0};
|
||
return XStringAbstract__rindexOf(m_data, Pos, buf, true);
|
||
}
|
||
template<typename O>
|
||
size_t rindexOfIC(const O* S, size_t Pos = MAX_XSIZE-1) const { return XStringAbstract__rindexOf(m_data, Pos, S, true); }
|
||
template<typename O, class OtherXStringClass>
|
||
size_t rindexOfIC(const __String<O, OtherXStringClass>& S, size_t Pos = MAX_XSIZE-1) const { return rindexOf(S.s(), Pos); }
|
||
|
||
template<typename O, class OtherXStringClass>
|
||
bool contains(const __String<O, OtherXStringClass>& S) const { return indexOf(S) != MAX_XSIZE; }
|
||
template<typename O>
|
||
bool contains(const O* S) const { return indexOf(S) != MAX_XSIZE; }
|
||
template<typename O, class OtherXStringClass>
|
||
size_t containsIC(const __String<O, OtherXStringClass>& S) const { return indexOfIC(S) != MAX_XSIZE; }
|
||
template<typename O>
|
||
size_t containsIC(const O* S) const { return indexOfIC(S) != MAX_XSIZE; }
|
||
|
||
|
||
ThisXStringClass subString(size_t pos, size_t count) const
|
||
{
|
||
// if ( pos > length() ) return ThisXStringClass();
|
||
// if ( count > length()-pos ) count = length()-pos;
|
||
|
||
ThisXStringClass ret;
|
||
|
||
const T* src = m_data;
|
||
char32_t char32 = 1;
|
||
while ( char32 && pos > 0 ) {
|
||
src = get_char32_from_string(src, &char32);
|
||
pos -= 1;
|
||
};
|
||
ret.strncat(src, count);
|
||
return ret;
|
||
}
|
||
|
||
template<typename O, class OtherXStringClass>
|
||
bool startWith(const __String<O, OtherXStringClass>& otherS) const { return XStringAbstract__startWith(m_data, otherS.m_data, false); }
|
||
template<typename O>
|
||
bool startWith(const O* other) const { return XStringAbstract__startWith(m_data, other, false); }
|
||
template<typename O, class OtherXStringClass>
|
||
bool startWithIC(const __String<O, OtherXStringClass>& otherS) const { return XStringAbstract__startWith(m_data, otherS.m_data, true); }
|
||
template<typename O>
|
||
bool startWithIC(const O* other) const { return XStringAbstract__startWith(m_data, other, true); }
|
||
|
||
//---------------------------------------------------------------------
|
||
|
||
ThisXStringClass basename() const
|
||
{
|
||
size_t lastSepPos = MAX_XSIZE;
|
||
size_t pos = 0;
|
||
const T *p = m_data;
|
||
char32_t char32;
|
||
p = get_char32_from_string(p, &char32);
|
||
while ( char32 ) {
|
||
if ( char32 == U'/' || char32 == U'\\' ) lastSepPos = pos;
|
||
pos += 1;
|
||
p = get_char32_from_string(p, &char32);
|
||
};
|
||
if ( lastSepPos == MAX_XSIZE ) {
|
||
if ( p == m_data ) return ThisXStringClass().takeValueFrom(".");
|
||
}
|
||
return subString(lastSepPos+1, MAX_XSIZE);
|
||
}
|
||
// ThisXStringClass dirname() const
|
||
// {
|
||
// size_t idx = rindexOf('/');
|
||
// if ( idx == MAX_XSIZE ) return ThisXStringClass();
|
||
// return subString(0, idx);
|
||
// }
|
||
|
||
// void insert(const __String<T, ThisXStringClass>& Str, size_t pos);
|
||
//{
|
||
// if ( pos < size() ) {
|
||
// CheckSize(size()+Str.size());
|
||
// memmove(_data(pos + Str.size()), data(pos), (size()-pos)*sizeof(T));
|
||
// memmove(_data(pos), Str.data(), Str.size()*sizeof(T));
|
||
// setLength(size()+Str.size());
|
||
// }else{
|
||
// StrCat(Str);
|
||
// }
|
||
//}
|
||
|
||
// void ToLower(bool FirstCharIsCap = false);
|
||
// bool IsLetters() const;
|
||
// bool IsLettersNoAccent() const;
|
||
// bool IsDigits() const;
|
||
//{
|
||
// const T *p;
|
||
//
|
||
// p = data();
|
||
// if ( !*p ) return false;
|
||
// for ( ; *p ; p+=1 ) {
|
||
// if ( *p < '0' ) return false;
|
||
// if ( *p > '9' ) return false;
|
||
// }
|
||
// return true;
|
||
//}
|
||
// bool IsDigits(size_t pos, size_t count) const;
|
||
//{
|
||
// const T *p;
|
||
// const T *q;
|
||
//
|
||
// if ( pos >= size() ) {
|
||
// return false;
|
||
// }
|
||
// if ( pos+count > size() ) {
|
||
// return false;
|
||
// }
|
||
// p = data() + pos;
|
||
// q = p + count;
|
||
// for ( ; p < q ; p+=1 ) {
|
||
// if ( *p < '0' ) return false;
|
||
// if ( *p > '9' ) return false;
|
||
// }
|
||
// return true;
|
||
//}
|
||
|
||
// void Replace(T c1, T c2)
|
||
// {
|
||
// T* p;
|
||
//
|
||
// p = s();
|
||
// while ( *p ) {
|
||
// if ( *p == c1 ) *p = c2;
|
||
// p += 1;
|
||
// }
|
||
// }
|
||
// __String SubStringReplace(T c1, T c2);
|
||
//{
|
||
// T* p;
|
||
// __String Result;
|
||
//
|
||
// p = s();
|
||
// while ( *p ) {
|
||
// if ( *p == c1 ) Result += c2;
|
||
// else Result += *p;
|
||
// p++;
|
||
// }
|
||
// return Result;
|
||
//}
|
||
|
||
//---------------------------------------------------------------------
|
||
|
||
template<typename O>
|
||
int strcmp(const O* S) const { return XStringAbstract__compare(m_data, S, false); }
|
||
// int Compare(const char* S) const { return ::Compare<T, char>(m_data, S); }
|
||
// int Compare(const char16_t* S) const { return ::Compare<T, char16_t>(m_data, S); };
|
||
// int Compare(const char32_t* S) const { return ::Compare<T, char32_t>(m_data, S); };
|
||
// int Compare(const wchar_t* S) const { return ::Compare<T, wchar_t>(m_data, S); };
|
||
//
|
||
template<typename O, class OtherXStringClass>
|
||
bool equal(const __String<O, OtherXStringClass>& S) const { return XStringAbstract__compare(m_data, S.s(), false) == 0; }
|
||
template<typename O>
|
||
bool equal(const O* S) const { return XStringAbstract__compare(m_data, S, false) == 0; }
|
||
|
||
template<typename O, class OtherXStringClass>
|
||
bool equalIC(const __String<O, OtherXStringClass>& S) const { return XStringAbstract__compare(m_data, S.s(), true) == 0; }
|
||
template<typename O>
|
||
bool equalIC(const O* S) const { return XStringAbstract__compare(m_data, S, true) == 0; }
|
||
|
||
// bool SubStringEqual(size_t Pos, const T* S) const { return (memcmp(data(Pos), S, wcslen(S)) == 0); }
|
||
|
||
public:
|
||
// == operator
|
||
template<typename O, class OtherXStringClass>
|
||
bool operator == (const __String<O, OtherXStringClass>& s2) const { return (*this).strcmp(s2.s()) == 0; }
|
||
// template<typename O>
|
||
// bool operator == (const O* s2) const { return (*this).strcmp(s2) == 0; }
|
||
// template<typename O>
|
||
// friend bool operator == (const O* s1, ThisXStringClass& s2) { return s2.strcmp(s1) == 0; }
|
||
|
||
template<typename O, class OtherXStringClass>
|
||
bool operator != (const __String<O, OtherXStringClass>& s2) const { return !(*this == s2); }
|
||
// template<typename O>
|
||
// bool operator != (const O* s2) const { return !(*this == s2); }
|
||
// template<typename O>
|
||
// friend bool operator != (const O* s1, const ThisXStringClass& s2) { return s2.strcmp(s1) != 0; }
|
||
|
||
template<typename O, class OtherXStringClass>
|
||
bool operator < (const __String<O, OtherXStringClass>& s2) const { return (*this).strcmp(s2.s()) < 0; }
|
||
// template<typename O>
|
||
// bool operator < (const O* s2) const { return (*this).strcmp(s2) < 0; }
|
||
// template<typename O>
|
||
// friend bool operator < (const O* s1, const ThisXStringClass& s2) { return s2.strcmp(s1) > 0; }
|
||
|
||
template<typename O, class OtherXStringClass>
|
||
bool operator > (const __String<O, OtherXStringClass>& s2) const { return (*this).strcmp(s2.s()) > 0; }
|
||
// template<typename O>
|
||
// bool operator > (const O* s2) const { return (*this).strcmp(s2) > 0; }
|
||
// template<typename O>
|
||
// friend bool operator > (const O* s1, const ThisXStringClass& s2) { return s2.strcmp(s1) < 0; }
|
||
|
||
template<typename O, class OtherXStringClass>
|
||
bool operator <= (const __String<O, OtherXStringClass>& s2) const { return (*this).strcmp(s2.s()) <= 0; }
|
||
// template<typename O>
|
||
// bool operator <= (const O* s2) const { return (*this).strcmp(s2) <= 0; }
|
||
// template<typename O>
|
||
// friend bool operator <= (const O* s1, const ThisXStringClass& s2) { return s2.strcmp(s1) >= 0; }
|
||
|
||
template<typename O, class OtherXStringClass>
|
||
bool operator >= (const __String<O, OtherXStringClass>& s2) const { return (*this).strcmp(s2.s()) >= 0; }
|
||
// template<typename O>
|
||
// bool operator >= (const O* s2) const { return (*this).strcmp(s2) >= 0; }
|
||
// template<typename O>
|
||
// friend bool operator >= (const O* s1, const ThisXStringClass& s2) { return s2.strcmp(s1) <= 0; }
|
||
|
||
};
|
||
|
||
|
||
//xxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxx
|
||
|
||
template<class T, class ThisXStringClass>
|
||
class LString : public __String<T, ThisXStringClass>
|
||
{
|
||
public:
|
||
protected:
|
||
constexpr LString(const T* s) : __String<T, ThisXStringClass>(s) {};
|
||
constexpr LString() = delete;
|
||
constexpr LString(const LString& L) : __String<T, ThisXStringClass>(L.m_data) {};
|
||
|
||
// no assignement, no destructor
|
||
|
||
};
|
||
|
||
//xxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxx
|
||
|
||
|
||
#define m_data __String<T, ThisXStringClass>::m_data
|
||
|
||
template<class T, class ThisXStringClass>
|
||
class XStringAbstract : public __String<T, ThisXStringClass>
|
||
{
|
||
static T nullChar;
|
||
|
||
protected:
|
||
size_t m_allocatedSize; // Must include null terminator. Real memory allocated is only m_allocatedSize (not m_allocatedSize+1)
|
||
|
||
//xxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxx
|
||
// Init , Alloc
|
||
//xxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxx
|
||
|
||
/*
|
||
* nNewSize must include null terminator.
|
||
*/
|
||
void Alloc(size_t nNewSize)
|
||
{
|
||
if ( m_allocatedSize == 0 ) m_data = (T*)malloc( nNewSize*sizeof(T) );
|
||
else m_data = (T*)Xrealloc(m_data, nNewSize*sizeof(T), m_allocatedSize*sizeof(T));
|
||
if ( !m_data ) {
|
||
panic("XStringAbstract::Alloc(%zu) : Xrealloc(%" PRIuPTR ", %lu, %zd) returned NULL. System halted\n", nNewSize, uintptr_t(m_data), nNewSize*sizeof(T), m_allocatedSize*sizeof(T));
|
||
}
|
||
m_allocatedSize = nNewSize;
|
||
}
|
||
|
||
// public:
|
||
/*
|
||
* Make sure this string has allocated size of at least nNewSize+1.
|
||
*/
|
||
T *CheckSize(size_t nNewSize, size_t nGrowBy = XStringGrowByDefault) // nNewSize is in number of chars, NOT bytes
|
||
{
|
||
//DBG_XSTRING("CheckSize: m_size=%d, nNewSize=%d\n", m_size, nNewSize);
|
||
if ( m_allocatedSize < nNewSize+1 )
|
||
{
|
||
nNewSize += nGrowBy;
|
||
if ( m_allocatedSize == 0 ) { //if ( *m_data ) {
|
||
size_t len = __String<T, ThisXStringClass>::length();
|
||
if ( nNewSize < len ) nNewSize = len;
|
||
T* m_dataSav = m_data;
|
||
m_data = NULL;
|
||
Alloc(nNewSize+1);
|
||
utf_string_from_utf_string(m_data, m_allocatedSize, m_dataSav);
|
||
}else{
|
||
Alloc(nNewSize+1);
|
||
}
|
||
}
|
||
return m_data;
|
||
}
|
||
// void setSize(size_t newSize) // nNewSize is in number of chars, NOT bytes
|
||
// {
|
||
// //DBG_XSTRING("setLength(%d)\n", len);
|
||
// CheckSize(newSize);
|
||
// // if ( len >= size() ) {
|
||
// // DBG_XSTRING("__String<T>::setLength(size_t len) : len >= size() (%d != %d). System halted\n", len, size());
|
||
// // panic();
|
||
// // }
|
||
// m_data[newSize] = 0; // we may rewrite a 0 in nullChar, if no memory were allocated. That's ok.
|
||
// }
|
||
|
||
|
||
public:
|
||
|
||
/* default ctor */
|
||
XStringAbstract() : __String<T, ThisXStringClass>(&nullChar), m_allocatedSize(0) {}
|
||
|
||
/* copy ctor */
|
||
XStringAbstract(const XStringAbstract& S) : __String<T, ThisXStringClass>(&nullChar), m_allocatedSize(0)
|
||
{
|
||
if ( S.m_data && !S.m_allocatedSize ) {
|
||
m_data = S.m_data;
|
||
}else{
|
||
takeValueFrom(S);
|
||
}
|
||
}
|
||
|
||
~XStringAbstract()
|
||
{
|
||
//DBG_XSTRING("Destructor :%ls\n", data());
|
||
if ( m_allocatedSize > 0 ) free((void*)m_data);
|
||
}
|
||
|
||
/* ctor */
|
||
template<class OtherLStringClass>
|
||
explicit XStringAbstract(const LString<T, OtherLStringClass>& S) : __String<T, ThisXStringClass>(S.s()), m_allocatedSize(0) {}
|
||
|
||
template<typename O, class OtherXStringClass>
|
||
explicit XStringAbstract<T, ThisXStringClass>(const XStringAbstract<O, OtherXStringClass>& S) : __String<T, ThisXStringClass>(&nullChar), m_allocatedSize(0) { takeValueFrom(S); }
|
||
template<typename O, class OtherXStringClass>
|
||
explicit XStringAbstract<T, ThisXStringClass>(const LString<O, OtherXStringClass>& S) : __String<T, ThisXStringClass>(&nullChar), m_allocatedSize(0) { takeValueFrom(S); }
|
||
// TEMPORARILY DISABLED
|
||
// template<typename O>
|
||
// explicit __String<T, ThisXStringClass>(const O* S) { Init(0); takeValueFrom(S); }
|
||
//
|
||
/* Copy Assign */ // Only other XString, no litteral at the moment.
|
||
XStringAbstract& operator=(const XStringAbstract &S) { takeValueFrom(S); return *this; }
|
||
/* Assign */
|
||
#pragma GCC diagnostic ignored "-Weffc++"
|
||
template<typename O, class OtherXStringClass>
|
||
ThisXStringClass& operator =(const __String<O, OtherXStringClass>& S) { strcpy(S.s()); return *((ThisXStringClass*)this); }
|
||
#pragma GCC diagnostic warning "-Weffc++"
|
||
// TEMPORARILY DISABLED
|
||
// template<class O>
|
||
// ThisXStringClass& operator =(const O* S) { strcpy(S); return *this; }
|
||
|
||
protected:
|
||
ThisXStringClass& takeValueFromLiteral(const T* s)
|
||
{
|
||
if ( m_allocatedSize > 0 ) panic("XStringAbstract::takeValueFromLiteral -> m_allocatedSize > 0");
|
||
m_data = (T*)s;
|
||
return *((ThisXStringClass*)this);
|
||
}
|
||
|
||
public:
|
||
|
||
size_t allocatedSize() const { return m_allocatedSize; }
|
||
|
||
void setEmpty()
|
||
{
|
||
if ( m_allocatedSize <= 0 ) m_data = &nullChar;
|
||
else m_data[0] = 0;
|
||
}
|
||
|
||
|
||
template<typename IntegralType, enable_if(is_integral(IntegralType))>
|
||
T* dataSized(IntegralType size)
|
||
{
|
||
if ( size<0 ) panic("T* dataSized() -> i < 0");
|
||
if ( (unsigned_type(IntegralType))size > MAX_XSIZE ) panic("T* dataSized() -> i > MAX_XSIZE");
|
||
CheckSize((size_t)size);
|
||
return __String<T, ThisXStringClass>::_data(0);
|
||
}
|
||
//
|
||
// // Pos is counted in logical char but size is counted in physical char (char, char16_t, char32_t or wchar_t)
|
||
// template<typename IntegralType1, typename IntegralType2, enable_if(is_integral(IntegralType1) && is_integral(IntegralType2))>
|
||
// T* dataSized(IntegralType1 pos, IntegralType2 size)
|
||
// {
|
||
// if ( pos<0 ) panic("T* dataSized(xisize i, size_t sizeMin, size_t nGrowBy) -> i < 0");
|
||
// if ( size<0 ) panic("T* dataSized(xisize i, size_t sizeMin, size_t nGrowBy) -> i < 0");
|
||
// size_t offset = size_of_utf_string_len(m_data, (typename _xtools__make_unsigned<IntegralType1>::type)pos); // If pos is too big, size_of_utf_string_len returns the end of the string
|
||
// CheckSize(offset + (typename _xtools__make_unsigned<IntegralType2>::type)size);
|
||
// return _data(pos);
|
||
// }
|
||
|
||
|
||
T* forgetDataWithoutFreeing()
|
||
{
|
||
T* ret = m_data;
|
||
m_data = &nullChar;
|
||
m_allocatedSize = 0;
|
||
return ret;
|
||
}
|
||
|
||
|
||
//--------------------------------------------------------------------- strcat, strcpy, operator =
|
||
|
||
/* strcpy char */
|
||
template<typename O, enable_if(is_char(O))>
|
||
void strcpy(O otherChar)
|
||
{
|
||
if ( otherChar != 0) {
|
||
size_t newSize = utf_size_of_utf_string_len(m_data, &otherChar, 1);
|
||
CheckSize(newSize, 0);
|
||
utf_string_from_utf_string_len(m_data, m_allocatedSize, &otherChar, 1);
|
||
m_data[newSize] = 0;
|
||
}else{
|
||
setEmpty();
|
||
}
|
||
}
|
||
/* strcpy */
|
||
template<typename O>
|
||
void strcpy(const O* other)
|
||
{
|
||
if ( other && *other ) {
|
||
size_t newSize = utf_size_of_utf_string(m_data, other);
|
||
CheckSize(newSize, 0);
|
||
utf_string_from_utf_string(m_data, m_allocatedSize, other);
|
||
m_data[newSize] = 0;
|
||
}else{
|
||
setEmpty();
|
||
}
|
||
}
|
||
/* strncpy */
|
||
template<typename O>
|
||
void strncpy(const O* other, size_t other_len)
|
||
{
|
||
if ( other && *other && other_len > 0 ) {
|
||
size_t newSize = utf_size_of_utf_string_len(m_data, other, other_len);
|
||
CheckSize(newSize, 0);
|
||
utf_string_from_utf_string_len(m_data, m_allocatedSize, other, other_len);
|
||
m_data[newSize] = 0;
|
||
}else{
|
||
setEmpty();
|
||
}
|
||
}
|
||
|
||
/* strcat char */
|
||
template<typename O, enable_if(is_char(O))>
|
||
void strcat(O otherChar)
|
||
{
|
||
if ( otherChar ) {
|
||
size_t currentSize = size_of_utf_string(m_data);
|
||
size_t newSize = currentSize + utf_size_of_utf_string_len(m_data, &otherChar, 1);
|
||
CheckSize(newSize, 0);
|
||
utf_string_from_utf_string_len(m_data+currentSize, m_allocatedSize, &otherChar, 1);
|
||
m_data[newSize] = 0;
|
||
}else{
|
||
// nothing to do
|
||
}
|
||
}
|
||
/* strcat char* */
|
||
template<typename O>
|
||
void strcat(const O* other)
|
||
{
|
||
if ( other && *other ) {
|
||
size_t currentSize = size_of_utf_string(m_data); // size is number of T, not in bytes
|
||
size_t newSize = currentSize + utf_size_of_utf_string(m_data, other); // size is number of T, not in bytes
|
||
CheckSize(newSize, 0);
|
||
utf_string_from_utf_string(m_data+currentSize, m_allocatedSize-currentSize, other);
|
||
m_data[newSize] = 0;
|
||
}else{
|
||
// nothing to do
|
||
}
|
||
}
|
||
/* strcat __String */
|
||
template<typename OtherCharType, class OtherXStringClass>
|
||
void strcat(const __String<OtherCharType, OtherXStringClass>& other)
|
||
{
|
||
size_t currentSize = size_of_utf_string(m_data); // size is number of T, not in bytes
|
||
size_t newSize = currentSize + utf_size_of_utf_string(m_data, other.s()); // size is number of T, not in bytes
|
||
CheckSize(newSize, 0);
|
||
utf_string_from_utf_string(m_data+currentSize, m_allocatedSize-currentSize, other.s());
|
||
m_data[newSize] = 0;
|
||
}
|
||
/* strncat */
|
||
template<typename O>
|
||
void strncat(const O* other, size_t other_len)
|
||
{
|
||
if ( other && *other && other_len > 0 ) {
|
||
size_t currentSize = size_of_utf_string(m_data);
|
||
size_t newSize = currentSize + utf_size_of_utf_string_len(m_data, other, other_len);
|
||
CheckSize(newSize, 0);
|
||
utf_string_from_utf_string_len(m_data+currentSize, m_allocatedSize, other, other_len);
|
||
m_data[newSize] = 0;
|
||
}else{
|
||
// nothing to do
|
||
}
|
||
}
|
||
|
||
/* insert char* */
|
||
template<typename O>
|
||
ThisXStringClass& insertAtPos(const O* other, size_t other_len, size_t pos)
|
||
{
|
||
if ( !other || !*other ) return *((ThisXStringClass*)this);
|
||
|
||
size_t currentLength = __String<T, ThisXStringClass>::length();
|
||
if ( pos >= currentLength ) {
|
||
strncat(other, other_len);
|
||
return *((ThisXStringClass*)this);
|
||
}
|
||
|
||
size_t currentSize = size_of_utf_string(m_data);
|
||
size_t otherSize = utf_size_of_utf_string_len(m_data, other, other_len);
|
||
CheckSize(currentSize+otherSize, 0);
|
||
size_t start = size_of_utf_string_len(m_data, pos); // size is number of T, not in bytes
|
||
memmove( m_data + start + otherSize, m_data + start, (currentSize-start+1)*sizeof(T)); // memmove handles overlapping memory move
|
||
utf_stringnn_from_utf_string(m_data+start, otherSize, other);
|
||
// m_data[newSize] = 0;
|
||
return *((ThisXStringClass*)this);
|
||
}
|
||
|
||
/* insert char* */
|
||
template<typename O>
|
||
ThisXStringClass& insertAtPos(const O* other, size_t pos)
|
||
{
|
||
if ( !other || !*other ) return *((ThisXStringClass*)this);
|
||
|
||
size_t currentLength = __String<T, ThisXStringClass>::length();
|
||
if ( pos >= currentLength ) {
|
||
strcat(other);
|
||
return *((ThisXStringClass*)this);
|
||
}
|
||
|
||
size_t currentSize = size_of_utf_string(m_data);
|
||
size_t otherSize = utf_size_of_utf_string(m_data, other);
|
||
CheckSize(currentSize+otherSize, 0);
|
||
size_t start = size_of_utf_string_len(m_data, pos); // size is number of T, not in bytes
|
||
memmove( m_data + start + otherSize, m_data + start, (currentSize-start+1)*sizeof(T)); // memmove handles overlapping memory move
|
||
utf_stringnn_from_utf_string(m_data+start, otherSize, other);
|
||
// m_data[newSize] = 0;
|
||
return *((ThisXStringClass*)this);
|
||
}
|
||
/* insert char */
|
||
template<typename O, enable_if(is_char(O))>
|
||
void insertAtPos(O otherChar, size_t pos)
|
||
{
|
||
insertAtPos(&otherChar, 1, pos);
|
||
}
|
||
|
||
ThisXStringClass& deleteCharsAtPos(size_t pos, size_t count=1)
|
||
{
|
||
size_t currentLength = __String<T, ThisXStringClass>::length();
|
||
if ( pos >= currentLength ) return *((ThisXStringClass*)this);
|
||
|
||
size_t currentSize = size_of_utf_string(m_data); // size is number of T, not in bytes
|
||
CheckSize(currentSize, 0); // Although we only delete, we have to CheckSize in case this string point to a litteral.
|
||
|
||
size_t start = size_of_utf_string_len(m_data, pos); // size is number of T, not in bytes
|
||
|
||
// if ( pos+count >= currentLength ) count = currentLength - pos;
|
||
if ( pos+count >= currentLength ) {
|
||
m_data[start] = 0;
|
||
}else{
|
||
size_t end = start + size_of_utf_string_len(m_data+start, count); // size is number of T, not in bytes
|
||
memmove( m_data + start, m_data + end, (currentSize-end+1)*sizeof(T)); // memmove handles overlapping memory move
|
||
}
|
||
// Handle length change when implementing caching length feature.
|
||
return *((ThisXStringClass*)this);
|
||
}
|
||
|
||
void trim()
|
||
{
|
||
T* start = 0;
|
||
size_t count = 0;
|
||
T* s = m_data;
|
||
while ( *s && unsigned_type(T)(*s) <= 32 ) s++;
|
||
start = s;
|
||
while ( *s && unsigned_type(T)(*s) > 32 ) s++;
|
||
count = uintptr_t(s - start);
|
||
CheckSize(count); // We have to CheckSize in case this string point to a litteral.
|
||
memmove(m_data, start, count*sizeof(T));
|
||
m_data[count] = 0;
|
||
}
|
||
|
||
void lowerAscii()
|
||
{
|
||
size_t currentSize = size_of_utf_string(m_data); // size is number of T, not in bytes
|
||
CheckSize(currentSize, 0); // We have to CheckSize in case this string point to a litteral.
|
||
T* s = m_data;
|
||
while ( *s ) {
|
||
*s = asciiToLower(*s);
|
||
s++;
|
||
}
|
||
}
|
||
|
||
void upperAscii()
|
||
{
|
||
size_t currentSize = size_of_utf_string(m_data); // size is number of T, not in bytes
|
||
CheckSize(currentSize, 0); // We have to CheckSize in case this string point to a litteral.
|
||
T* s = m_data;
|
||
while ( *s ) {
|
||
*s = asciiToUpper(*s);
|
||
s++;
|
||
}
|
||
}
|
||
|
||
|
||
ThisXStringClass& stealValueFrom(T* S) {
|
||
if ( m_allocatedSize > 0 ) free((void*)m_data);
|
||
m_data = S;
|
||
m_allocatedSize = utf_size_of_utf_string(m_data, S) + 1;
|
||
return *((ThisXStringClass*)this);
|
||
}
|
||
|
||
/* takeValueFrom */
|
||
template<typename O, class OtherXStringClass>
|
||
ThisXStringClass& takeValueFrom(const __String<O, OtherXStringClass>& S) { strcpy(S.s()); return *((ThisXStringClass*)this); }
|
||
template<typename O>
|
||
ThisXStringClass& takeValueFrom(const O* S) { strcpy(S); return *((ThisXStringClass*)this); }
|
||
template<typename O, enable_if(is_char(O))>
|
||
ThisXStringClass& takeValueFrom(const O C) { strcpy(C); return *((ThisXStringClass*)this); }
|
||
template<typename O, class OtherXStringClass>
|
||
ThisXStringClass& takeValueFrom(const __String<O, OtherXStringClass>& S, size_t len) { strncpy(S.data(0), len); return *((ThisXStringClass*)this); }
|
||
template<typename O>
|
||
ThisXStringClass& takeValueFrom(const O* S, size_t len) { strncpy(S, len); return *((ThisXStringClass*)this); }
|
||
|
||
|
||
/* += */
|
||
template<typename O, class OtherXStringClass>
|
||
ThisXStringClass& operator += (const __String<O, OtherXStringClass>& S) { strcat(S.s()); return *((ThisXStringClass*)this); }
|
||
template<typename O, enable_if(is_char(O))>
|
||
ThisXStringClass& operator += (O S) { strcat(S); return *((ThisXStringClass*)this); }
|
||
template<typename O>
|
||
ThisXStringClass& operator += (const O* S) { strcat(S); return *((ThisXStringClass*)this); }
|
||
|
||
|
||
};
|
||
|
||
template<class T, class ThisXStringClass>
|
||
T XStringAbstract<T, ThisXStringClass>::nullChar = 0;
|
||
|
||
|
||
//xxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxx
|
||
|
||
///* __String + char32_t */
|
||
//template<typename CharType1, class XStringClass1>
|
||
//XStringClass1 operator + (const __String<CharType1, XStringClass1>& p1, char32_t p2) { XStringClass1 s; s.takeValueFrom(p1); s.strcat(p2); return s; }
|
||
//
|
||
///* __String + __String */
|
||
//template<typename CharType1, class XStringClass1, typename CharType2, class XStringClass2>
|
||
//XStringClass1 operator + (const __String<CharType1, XStringClass1>& p1, const __String<CharType2, XStringClass2>& p2) { XStringClass1 s; s.takeValueFrom(p1); s.strcat(p2); return s; }
|
||
//
|
||
///* char* + __String */
|
||
//template<typename CharType1, typename CharType2, class XStringClass2>
|
||
//XStringClass2 operator + (const CharType1* p1, const __String<CharType2, XStringClass2>& p2) { XStringClass2 s; s.takeValueFrom(p1); s.strcat(p2); return s; }
|
||
//
|
||
///* __String + char* */
|
||
//template<typename T1, class XStringClass1, typename CharType2>
|
||
//XStringClass1 operator + (const __String<T1, XStringClass1>& p1, const CharType2* p2) { XStringClass1 s; s.takeValueFrom(p1); s.strcat(p2); return s; }
|
||
|
||
|
||
template <typename Base> _xtools__true_type is_base_of_test_func( Base* );
|
||
template <typename Base> _xtools__false_type is_base_of_test_func( void* );
|
||
template <typename B, typename D>
|
||
auto test_pre_is_base_of(int) -> decltype(is_base_of_test_func<B>(static_cast<D*>(nullptr)));
|
||
|
||
|
||
template< class, class = _xtools__void_t<>, class = _xtools__void_t<> >
|
||
struct __string_type { typedef void type; };
|
||
template< typename T >
|
||
struct __string_type<T, _xtools__void_t<typename T::xs_t>, _xtools__void_t<typename T::char_t>> { typedef __String<typename T::char_t, typename T::xs_t> type; };
|
||
|
||
#define is___String_t(x) decltype(test_pre_is_base_of<typename __string_type<x>::type , x>(0))
|
||
#define is___String(x) is___String_t(x)::value
|
||
|
||
|
||
template< class, class = _xtools__void_t<>, class = _xtools__void_t<> >
|
||
struct __lstring_type { typedef void type; };
|
||
template< typename T >
|
||
struct __lstring_type<T, _xtools__void_t<typename T::xs_t>, _xtools__void_t<typename T::char_t>> { typedef LString<typename T::char_t, typename T::xs_t> type; };
|
||
|
||
#define is___LString_t(x) decltype(test_pre_is_base_of< typename __lstring_type<x>::type , x>(0))
|
||
#define is___LString(x) is___LString_t(x)::value
|
||
|
||
/* __string_class_or<T1, T2>::type is T1 is T1 is a subclass of __String. If T1 is not a subclass of __String, returns T2 if it's a subclass of __String */
|
||
template <typename T1, typename T2, typename Tdummy=void>
|
||
struct __string_class_or;
|
||
template <typename T1, typename T2>
|
||
struct __string_class_or<T1, T2, enable_if_t(!is___String(T1) && !is___String(T2))> { /*typedef double type;*/ };
|
||
template <typename T1, typename T2>
|
||
struct __string_class_or<T1, T2, enable_if_t(is___String(T1))> { typedef typename T1::xs_t type; };
|
||
template <typename T1, typename T2>
|
||
struct __string_class_or<T1, T2, enable_if_t(!is___String(T1) && is___String(T2))> { typedef typename T2::xs_t type; };
|
||
|
||
//------------------------------------------------------- + operator
|
||
|
||
template<typename T1, typename T2, enable_if( is___String(T1) || is___String(T2) )>
|
||
typename __string_class_or<T1, T2>::type operator + (T1 p1, T2 p2) { typename __string_class_or<T1, T2>::type s; s.takeValueFrom(p1); s.strcat(p2); return s; }
|
||
|
||
|
||
|
||
//-------------------------------------------------------
|
||
|
||
#undef DBG_XSTRING
|
||
#undef asciiToLower
|
||
#undef m_data
|
||
|
||
|
||
#endif // __XSTRINGABSTRACT_H__
|