6 *   Copyright (C) 2000-2015, International Business Machines
11 *   encoding:   UTF-8
33  * for UTF-16 and UTF-32, not for UTF-8.
35  * Assumptions that are not true for UTF-8:
36  * - Any code point always needs the same number of code units
37  *   ("minimum-length-problem" of UTF-8)
38  * - The BiDi control characters need only one code unit each
41  * - u_charMirror(c) needs the same number of code units as c
44 # error reimplement ubidi_writeReordered() for UTF-8, see comment above
74         } while(--length>0);  in doWriteForward()
100                 if(--remaining<0) {  in doWriteForward()
104                     while(--srcLength>0) {  in doWriteForward()
107                             --remaining;  in doWriteForward()
110                     return destSize-remaining;  in doWriteForward()
114         } while(--srcLength>0);  in doWriteForward()
115         return destSize-remaining;  in doWriteForward()
126             srcLength-=i;  in doWriteForward()
128                 remaining-=i;  in doWriteForward()
136                             --remaining;  in doWriteForward()
138                         --srcLength;  in doWriteForward()
140                     return destSize-remaining;  in doWriteForward()
157      * RTL run -  in doWriteReverse()
171      * whether characters should be replaced by their mirror-image  in doWriteReverse()
259             } while(--length>0);  in doWriteReverse()
260             src-=srcLength;  in doWriteReverse()
320     if( src==NULL || srcLength<-1 ||  in ubidi_writeReverse()
336     if(srcLength==-1) {  in ubidi_writeReverse()
349 // Ticket 20907 - The optimizer in MSVC/Visual Studio versions below 16.4 has trouble with this
350 // function on Windows ARM64. As a work-around, we disable optimizations for this function.
351 // This work-around could/should be removed once the following versions of Visual Studio are no
352 // longer supported: All versions of VS2017, and versions of VS2019 below 16.4.
372         (text=pBiDi->text)==NULL || (length=pBiDi->length)<0 ||  in ubidi_writeReordered()
382          (dest>=text && dest<text+pBiDi->originalLength)))  in ubidi_writeReordered()
398     /* destSize shrinks, later destination length=destCapacity-destSize */  in ubidi_writeReordered()
406     if(pBiDi->reorderingOptions & UBIDI_OPTION_INSERT_MARKS) {  in ubidi_writeReordered()
414     if(pBiDi->reorderingOptions & UBIDI_OPTION_REMOVE_CONTROLS) {  in ubidi_writeReordered()
422     if((pBiDi->reorderingMode != UBIDI_REORDER_INVERSE_NUMBERS_AS_L) &&  in ubidi_writeReordered()
423        (pBiDi->reorderingMode != UBIDI_REORDER_INVERSE_LIKE_DIRECT)  &&  in ubidi_writeReordered()
424        (pBiDi->reorderingMode != UBIDI_REORDER_INVERSE_FOR_NUMBERS_SPECIAL) &&  in ubidi_writeReordered()
425        (pBiDi->reorderingMode != UBIDI_REORDER_RUNS_ONLY)) {  in ubidi_writeReordered()
433      * BN codes or non-BMP code points at the beginning and end of a run;  in ubidi_writeReordered()
435      * (this would have to be improved for UTF-8).  in ubidi_writeReordered()
457                 destSize-=runLength;  in ubidi_writeReordered()
461             const DirProp *dirProps=pBiDi->dirProps;  in ubidi_writeReordered()
471                 markFlag=pBiDi->runs[run].insertRemove;  in ubidi_writeReordered()
477                     if((pBiDi->isInverse) &&  in ubidi_writeReordered()
492                         --destSize;  in ubidi_writeReordered()
501                     destSize-=runLength;  in ubidi_writeReordered()
503                     if((pBiDi->isInverse) &&  in ubidi_writeReordered()
504                        (/*run<runCount-1 &&*/ dirProps[logicalStart+runLength-1]!=L)) {  in ubidi_writeReordered()
518                         --destSize;  in ubidi_writeReordered()
521                     if((pBiDi->isInverse) &&  in ubidi_writeReordered()
522 …                    (/*run>0 &&*/ !(MASK_R_AL&DIRPROP_FLAG(dirProps[logicalStart+runLength-1])))) {  in ubidi_writeReordered()
536                         --destSize;  in ubidi_writeReordered()
545                     destSize-=runLength;  in ubidi_writeReordered()
547                     if((pBiDi->isInverse) &&  in ubidi_writeReordered()
548                        (/*run<runCount-1 &&*/ !(MASK_R_AL&DIRPROP_FLAG(dirProps[logicalStart])))) {  in ubidi_writeReordered()
562                         --destSize;  in ubidi_writeReordered()
571             for(run=runCount; --run>=0;) {  in ubidi_writeReordered()
584                 destSize-=runLength;  in ubidi_writeReordered()
588             const DirProp *dirProps=pBiDi->dirProps;  in ubidi_writeReordered()
592             for(run=runCount; --run>=0;) {  in ubidi_writeReordered()
598                     if(/*run<runCount-1 &&*/ dirProps[logicalStart+runLength-1]!=L) {  in ubidi_writeReordered()
602                         --destSize;  in ubidi_writeReordered()
611                     destSize-=runLength;  in ubidi_writeReordered()
617                         --destSize;  in ubidi_writeReordered()
620                     if(/*run<runCount-1 &&*/ !(MASK_R_AL&DIRPROP_FLAG(dirProps[logicalStart]))) {  in ubidi_writeReordered()
624                         --destSize;  in ubidi_writeReordered()
633                     destSize-=runLength;  in ubidi_writeReordered()
635                     if(/*run>0 &&*/ !(MASK_R_AL&DIRPROP_FLAG(dirProps[logicalStart+runLength-1]))) {  in ubidi_writeReordered()
639                         --destSize;  in ubidi_writeReordered()
646     return u_terminateUChars(saveDest, destCapacity, destCapacity-destSize, pErrorCode);  in ubidi_writeReordered()