void HTTPCollapse( PTEXT *ppText ) { PTEXT output; PTEXT input = *ppText; while( input ) { if( GetText( input )[0] == '+' ) { PTEXT subst; // sometimes a + can be attached to a number // so much for the natural language parser dealing with // a machine oriented protocol... if( GetTextSize( input ) > 1 ) { SegSplit( &input, 1 ); } subst = GetSubst( '+' ); SegInsert( subst, input ); LineRelease( SegGrab( input ) ); input = subst; if( !PRIORLINE( input ) ) (*ppText) = input; } else if( TextIs( input, WIDE("%") ) ) { PTEXT next = NEXTLINE( input ); if( next ) { PTEXT subst; SegSplit( &next, 2 ); subst = GetSubst( *(unsigned short*)GetText( next ) ); if( subst ) { PTEXT nextnext = NEXTLINE( next ); PTEXT prior = SegBreak( input ); if( !prior ) { *ppText = SegAppend( subst, nextnext ); } if( nextnext ) { SegBreak( nextnext ); if( !prior ) *ppText = nextnext; else SegAppend( prior, nextnext ); SegInsert( subst, nextnext ); input = nextnext; continue; } else { SegAppend( prior, (PTEXT)&subst ); input = NULL; continue; } } // if not subst... just continue stepping, no replacement nessecary? } } input = NEXTLINE( input ); } output = BuildLine( *ppText ); LineRelease( *ppText ); (*ppText) = output; }
static PTEXT CPROC ParseCommand( PMYDATAPATH pdp, PTEXT buffer ) { if( buffer ) { PTEXT pCommand; //Log2( WIDE("buffer: %s(%d)"), GetText( buffer ), GetTextSize( buffer ) ); //LogBinary( buffer ); pCommand = burst( buffer ); LineRelease( buffer ); if( pCommand ) { PTEXT pTemp, pStart; int bEscaped = FALSE; pStart = pTemp = pCommand; while( pTemp ) { if( TextIs( pTemp, WIDE("\\") ) ) { if( !bEscaped ) { PTEXT pNext; pNext = NEXTLINE( pTemp ); pNext->format.position.offset.spaces = pTemp->format.position.offset.spaces; LineRelease( SegGrab( pTemp ) ); bEscaped = TRUE; pTemp = pNext; continue; } } if( !bEscaped && TextIs( pTemp, WIDE(";") ) ) { PTEXT pPrior; //Log( WIDE("Splitting the line and enqueing it...") ); pPrior = pTemp; SegBreak( pTemp ); if( pStart != pTemp ) { // end of line included! pStart = SegAppend( pStart, SegCreate(0) ); EnqueLink( &pdp->output, pStart ); } pStart = pTemp = NEXTLINE( pTemp ); SegBreak( pTemp ); LineRelease( pPrior ); // remove ';' bEscaped = FALSE; continue; } bEscaped = FALSE; pTemp = NEXTLINE( pTemp ); } if( pStart ) { PTEXT line; line = BuildLine( pStart ); //Log1( WIDE("Enqueu: %s"), GetText( line ) ); LineRelease( line ); EnqueLink( &pdp->output, pStart ); } } else { // well what now? I guess pLine got put into Partial... // next pass through this all for command recall will blow... Log( WIDE("No information from the burst!") ); } } return (PTEXT)DequeLink( &pdp->output ); }
CORE_PROC( PTEXT, GatherLineEx )( PTEXT *pOutput, INDEX *pIndex, int bInsert, int bSaveCR, int bData, PTEXT pInput ) // if data - assume data is coming from a preformatted source // otherwise use escape as command entry and clear buffer... { // this routine should be used to process user type character // input into a legible line buffer.... // results in a complete line.... // the line returned must be used - the output buffer // is an accumulator and will contain any partial input buffer // which remaineder if an EOL sequence was found.... // build line in buffer using standard console // behavior... INDEX pos , len = 0 , size , maxlen = 0; PTEXT pReturn = NULL; PTEXT pDelete = NULL; TEXTCHAR character; TEXTSTR output; if( !pOutput ) // must supply a holder for partial collection... return NULL; if( !pInput ) // nothing new input - just using previous collection... { if( *pOutput ) { // use prior partial as new input.... pInput = *pOutput; pDelete = pInput; // this is never deleted if we use prior... SetStart( pInput ); *pOutput = NULL; } else return NULL; } // probably first pass of gathering... if( !*pOutput ) { *pOutput = SegCreate( BUILD_LINE_OUTPUT_SIZE ); if( pIndex ) *pIndex = 0; SetTextSize( *pOutput, 0 ); output = GetText( *pOutput ); len = 0; } else if( pIndex ) { output = GetText( *pOutput ); len = *pIndex; if( (*pOutput)->data.size != len ) { if( bInsert ) { // creates a new segment inbetween here..... *pOutput = SplitLine( *pOutput, *pIndex ); output = GetText( *pOutput ); len = *pIndex = GetTextSize( *pOutput ); } else { maxlen = (*pOutput)->data.size; } } } else { output = GetText( *pOutput ); len = GetTextSize( *pOutput ); } while( pInput ) { size = GetTextSize( pInput ); for( pos = 0; pos < size; pos++ ) { switch( character = GetText( pInput )[pos] ) { case '\x1b': if( !bData ) { SetEnd( *pOutput ); SetStart( *pOutput ) { SetTextSize( *pOutput, 0 ); } SetTextSize( *pOutput, 0 ); output = GetText( *pOutput ); len = 0; } else goto defaultcase; break; case '\x7f': // handle unix type delete too ? perhaps... if( !bInsert ) { PTEXT pNext; // this will slide from the middle to the end... // if bInsert - then prior to entrying this switch // the data was split and THIS segment is set to zero. pNext = *pOutput; if( len != (maxlen = GetTextSize( *pOutput )) ) { MemCpy( output + len, output+len+1, maxlen - len ); SetTextSize( *pOutput, --maxlen ); } else { PTEXT pDel; pNext = *pOutput; do { pDel = pNext; pNext = NEXTLINE( pNext ); if( pDel != *pOutput ) { SegGrab( pDel ); LineRelease( pDel ); } } while( pNext && !GetTextSize( pNext ) ); if( pNext ) { size_t len2; output = GetText( pNext ); len2 = GetTextSize( pNext ) - 1; *pOutput = pNext; len = 0; MemCpy( output, output+1, len2 ); SetTextSize( pNext, len2 ); } } } else // was insert is either at end.... { // I dunno perform sliding delete operation... // must refresh the output string.... { PTEXT pNext, pDel; pNext = *pOutput; do { pDel = pNext; pNext = NEXTLINE( pNext ); if( pDel != *pOutput ) { SegGrab( pDel ); LineRelease( pDel ); } } while( pNext && !GetTextSize( pNext ) ); if( pNext ) { size_t len2; TEXTCHAR *data; data = GetText( pNext ); MemCpy( data, data+1, len2 = (GetTextSize( pNext ) - 1 )); SetTextSize( pNext, len2 ); } } } break; case '\b': /* perhaps consider using split for backspace in a line...*/ if( !bInsert ) { PTEXT pNext; size_t maxlen; // this will slide from the middle to the end... // if bInsert - then prior to entrying this switch // the data was split and THIS segment is set to zero. pNext = *pOutput; maxlen = GetTextSize( *pOutput ); while( !maxlen && PRIORLINE( *pOutput ) ) { *pOutput = PRIORLINE( *pOutput ); len = maxlen = GetTextSize( *pOutput ); } if( maxlen ) { if( len != maxlen ) { size_t sz; sz = maxlen - len; MemCpy( output + len - 1, output + len, sz ); SetTextSize( *pOutput, maxlen - 1 ); len--; } else { SetTextSize( *pOutput, --len ); } } } else // was insert is either at end.... { if( len ) { SetTextSize( *pOutput, --len ); } else { if( PRIORLINE( *pOutput ) ) { *pOutput = PRIORLINE( *pOutput ); len = GetTextSize( *pOutput ); } if( len ) SetTextSize( *pOutput, --len ); } } break; case '\r': // ignore this character... if( !bSaveCR ) break; // falls through .. past this and saves the return... if(0) case '\n': if( !pReturn ) { // transfer *pOutput to pReturn.... pReturn = *pOutput; SetEnd( pReturn ); output = GetText( pReturn ); len = GetTextSize( pReturn ); output[len] = character; SetTextSize( pReturn, ++len ); // begin next collection in case more data is in the input... *pOutput = SegCreate( BUILD_LINE_OUTPUT_SIZE ); SetTextSize( *pOutput, 0 ); output = GetText( *pOutput ); len = 0; break; } // store carriage return... default: defaultcase: output[len++] = character; if( (maxlen && len == maxlen ) || len == BUILD_LINE_OUTPUT_SIZE ) { PTEXT pTemp; SetTextSize( *pOutput, len ); if( !NEXTLINE( *pOutput ) ) { SegAppend( *pOutput, pTemp = SegCreate( BUILD_LINE_OUTPUT_SIZE ) ); SetTextSize( pTemp, 0 ); } else { pTemp = NEXTLINE( *pOutput ); maxlen = GetTextSize( pTemp ); } *pOutput = pTemp; output = GetText( *pOutput ); len = 0; } else { if( bInsert ) // insertion happens at end of segment // and the segment is broken... { if( !pIndex || ( len > *pIndex ) ) SetTextSize( *pOutput, len ); } else if( len > GetTextSize( *pOutput ) ) { SetTextSize( *pOutput, len ); } } break; } }