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100 lines
3.5 KiB
C
Executable File
100 lines
3.5 KiB
C
Executable File
/**\file srUtils.c
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* \brief General utilties that fit nowhere else.
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*
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* The namespace for this file is "srUtil".
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*
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* \author Rainer Gerhards <rgerhards@adiscon.com>
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* \date 2003-09-09
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* Coding begun.
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*
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* Copyright 2002-2003
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* Rainer Gerhards and Adiscon GmbH. All Rights Reserved.
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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
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* met:
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*
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* * Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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*
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* * Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in
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* the documentation and/or other materials provided with the
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* distribution.
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*
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* * Neither the name of Adiscon GmbH or Rainer Gerhards
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* nor the names of its contributors may be used to
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* endorse or promote products derived from this software without
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* specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS
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* IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
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* TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A
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* PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER
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* OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
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* EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
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* PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
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* PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF
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* LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
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* 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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#include "liblogging-stub.h" /* THIS IS A MODIFICATION FOR RSYSLOG! 2004-11-18 rgerards */
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#define TRUE 1
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#define FALSE 0
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#include "srUtils.h"
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#include "assert.h"
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/* ################################################################# *
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* private members *
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* ################################################################# */
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/* As this is not a "real" object, there won't be any private
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* members in this file.
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*/
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/* ################################################################# *
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* public members *
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* ################################################################# */
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srRetVal srUtilItoA(char *pBuf, int iLenBuf, int iToConv)
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{
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int i;
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int bIsNegative;
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char szBuf[32]; /* sufficiently large for my lifespan and those of my children... ;) */
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assert(pBuf != NULL);
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assert(iLenBuf > 1); /* This is actually an app error and as thus checked for... */
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if(iToConv < 0)
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{
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bIsNegative = TRUE;
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iToConv *= -1;
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}
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else
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bIsNegative = FALSE;
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/* first generate a string with the digits in the reverse direction */
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i = 0;
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do
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{
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szBuf[i] = iToConv % 10 + '0';
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iToConv /= 10;
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} while(iToConv > 0); /* warning: do...while()! */
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/* make sure we are within bounds... */
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if(i + 2 > iLenBuf) /* +2 because: a) i starts at zero! b) the \0 byte */
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return SR_RET_PROVIDED_BUFFER_TOO_SMALL;
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/* then move it to the right direction... */
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if(bIsNegative == TRUE)
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*pBuf++ = '-';
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while(i >= 0)
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*pBuf++ = szBuf[i--];
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*pBuf = '\0'; /* terminate it!!! */
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return SR_RET_OK;
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}
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