992016b359
* include/common.ch
* contrib/hbziparc/hbziparc.prg
* source/rtl/tclass.prg
* source/rtl/hbini.prg
* Minor formatting. (hb_Is*() -> hb_is*())
* contrib/hbct/ctrand.prg
* contrib/hbct/numconv.prg
* contrib/hbct/cttime.prg
* contrib/hbct/showtime.prg
* contrib/hbwhat/hbwhat.ch
* utils/hbrun/hbrun.prg
* source/debug/dbgtobj.prg
* source/debug/dbgbrwsr.prg
* source/debug/dbgthsh.prg
* source/debug/dbgtarr.prg
* source/rtl/alert.prg
* source/rtl/tbrowse.prg
% ValType() -> IS*() / hb_is*()
* contrib/hbwhat/hbwhat.ch
% Using common.ch instead of replicating logic.
* Some formatting.
* utils/hbtest/hbtest.prg
* Minor formatting.
277 lines
6.4 KiB
Plaintext
277 lines
6.4 KiB
Plaintext
/*
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* $Id$
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*/
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/*
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* Harbour Project source code:
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* CT3 Number and bit manipulation functions: - NTOC()
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* - CTON()
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* - BITTOC()
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* - CTOBIT()
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*
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* Copyright 2001 Walter Negro - FOEESITRA" <waltern@foeesitra.org.ar>
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* www - http://www.harbour-project.org
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*
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* This program 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, or (at your option)
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* any later version.
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*
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* This program 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; see the file COPYING. If not, write to
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* the Free Software Foundation, Inc., 59 Temple Place, Suite 330,
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* Boston, MA 02111-1307 USA (or visit the web site http://www.gnu.org/).
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*
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* As a special exception, the Harbour Project gives permission for
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* additional uses of the text contained in its release of Harbour.
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*
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* The exception is that, if you link the Harbour libraries with other
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* files to produce an executable, this does not by itself cause the
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* resulting executable to be covered by the GNU General Public License.
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* Your use of that executable is in no way restricted on account of
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* linking the Harbour library code into it.
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*
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* This exception does not however invalidate any other reasons why
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* the executable file might be covered by the GNU General Public License.
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*
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* This exception applies only to the code released by the Harbour
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* Project under the name Harbour. If you copy code from other
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* Harbour Project or Free Software Foundation releases into a copy of
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* Harbour, as the General Public License permits, the exception does
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* not apply to the code that you add in this way. To avoid misleading
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* anyone as to the status of such modified files, you must delete
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* this exception notice from them.
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*
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* If you write modifications of your own for Harbour, it is your choice
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* whether to permit this exception to apply to your modifications.
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* If you do not wish that, delete this exception notice.
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*
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*/
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#include "common.ch"
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#define WORLD '0123456789ABCDEFGHIJKLMNOPQRSTUVWXYZ'
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/* $DOC$
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* $FUNCNAME$
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* NTOC()
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* $CATEGORY$
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* CT3 number and bit manipulation functions
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* $ONELINER$
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* $SYNTAX$
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* NTOC (<xNumber>[, <nBase>][,<nLength>][,<cPadChar>]) -> <cNumber>
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* $ARGUMENTS$
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* $RETURNS$
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* $DESCRIPTION$
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* TODO: add documentation
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* $EXAMPLES$
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* $TESTS$
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* $STATUS$
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* Started
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* $COMPLIANCE$
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* $PLATFORMS$
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* All
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* $FILES$
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* Source is numconv.prg, library is libct.
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* $SEEALSO$
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* CTON()
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* $END$
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*/
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FUNCTION NTOC( xNum, nBase, nLenght, cPad )
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LOCAL cNum
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Default cPad to " "
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Default nBase to 10
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IF ISCHARACTER( xNum )
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xNum := UPPER( ALLTRIM( xNum ) )
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xNum := CTON( xNum, 16 )
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ENDIF
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IF nBase > 36 .OR. nBase < 2
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RETURN ""
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ENDIF
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if xNum < 0
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xNum += 4294967296
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endif
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cNum := B10TOBN( xNum, @nBase )
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IF ISNUMBER( nLenght )
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IF LEN(cNum) > nLenght
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cNum := REPLICATE( "*", nLenght )
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ELSEIF ISCHARACTER( cPad ) .AND. LEN( cNum ) < nLenght
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cNum := REPLICATE( cPad, nLenght - LEN( cNum ) ) + cNum
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ENDIF
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ENDIF
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RETURN cNum
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/* $DOC$
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* $FUNCNAME$
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* CTON()
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* $CATEGORY$
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* CT3 number and bit manipulation functions
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* $ONELINER$
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* $SYNTAX$
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* CTON (<xNumber>[, <nBase>][,<lMode>]) -> <nNumber>
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* $ARGUMENTS$
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* $RETURNS$
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* $DESCRIPTION$
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* TODO: add documentation
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* $EXAMPLES$
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* $TESTS$
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* $STATUS$
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* Started
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* $COMPLIANCE$
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* $PLATFORMS$
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* All
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* $FILES$
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* Source is numconv.prg, library is libct.
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* $SEEALSO$
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* NTOC()
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* $END$
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*/
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FUNCTION CTON( xNum, nBase, lMode )
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LOCAL i, nNum := 0, nPos
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Default lMode TO .F.
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Default nBase TO 10
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IF ISCHARACTER(xNum) .and. nBase >= 2 .and. nBase <= 36
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xNum := UPPER( ALLTRIM( xNum) )
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FOR i := 1 TO LEN( xNum )
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nPos := AT( SUBSTR( xNum, i, 1 ), WORLD )
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IF nPos == 0 .or. nPos > nBase
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EXIT
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ELSE
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nNum := nNum * nBase + ( nPos - 1 )
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ENDIF
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NEXT
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IF lMode
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IF nNum > 32767
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nNum := nNum - 65536
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ENDIF
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ENDIF
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ENDIF
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RETURN nNum
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STATIC FUNCTION B10TOBN( nNum, nBase )
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LOCAL nInt
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IF nNum > 0
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nInt := INT( nNum / nBase)
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RETURN iif(nInt==0, "", B10TOBN( nInt, @nBase )) +;
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SUBSTR( WORLD, ( nNum % nBase ) + 1, 1 )
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ELSEIF nNum == 0
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RETURN "0"
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ENDIF
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RETURN ""
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/* $DOC$
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* $FUNCNAME$
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* BITTOC()
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* $CATEGORY$
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* CT3 number and bit manipulation functions
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* $ONELINER$
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* $SYNTAX$
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* BITTOC (<nInteger>, <cBitPattern>[,<lMode>]) -> <cBitString>
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* $ARGUMENTS$
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* $RETURNS$
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* $DESCRIPTION$
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* TODO: add documentation
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* $EXAMPLES$
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* $TESTS$
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* $STATUS$
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* Started
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* $COMPLIANCE$
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* $PLATFORMS$
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* All
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* $FILES$
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* Source is numconv.prg, library is libct.
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* $SEEALSO$
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* CTOBIT()
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* $END$
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*/
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FUNCTION BITTOC( nInteger, cBitPattern, lMode )
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LOCAL cBinary, nI, cString := ''
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Default lMode TO .F.
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cBitPattern := RIGHT( cBitPattern, 16 )
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cBinary := NTOC( nInteger, 2, 16 )
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FOR nI := 1 TO 16
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IF SUBSTR( cBinary, -nI, 1 ) == '1'
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cString := SUBSTR( cBitPattern, -nI, 1 ) + cString
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ELSEIF lMode
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cString := ' ' + cString
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ENDIF
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NEXT
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RETURN RIGHT( cString, LEN( cBitPattern ) )
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/* $DOC$
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* $FUNCNAME$
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* CTOBIT()
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* $CATEGORY$
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* CT3 number and bit manipulation functions
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* $ONELINER$
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* $SYNTAX$
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* CTOBIT (<cBitString>, <cBitPattern>) -> <nWord>
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* $ARGUMENTS$
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* $RETURNS$
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* $DESCRIPTION$
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* TODO: add documentation
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* $EXAMPLES$
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* $TESTS$
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* $STATUS$
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* Started
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* $COMPLIANCE$
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* $PLATFORMS$
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* All
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* $FILES$
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* Source is numconv.prg, library is libct.
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* $SEEALSO$
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* BITTOC()
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* $END$
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*/
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FUNCTION CTOBIT( cCharString, cBitPattern )
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LOCAL nI, cString := ''
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cCharString := RIGHT( cCharString, 16 )
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cBitPattern := RIGHT( cBitPattern, 16 )
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FOR nI := 1 TO LEN( cBitPattern )
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cString := iif( AT(SUBSTR( cBitPattern, -nI, 1), cCharString) > 0, '1', '0') + cString
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NEXT
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RETURN CTON( cString, 2 )
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