35 lines
1.0 KiB
C
35 lines
1.0 KiB
C
/****************************************************************
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* *
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* Copyright 2003, 2009 Fidelity Information Services, Inc *
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* *
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* This source code contains the intellectual property *
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* of its copyright holder(s), and is made available *
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* under a license. If you do not know the terms of *
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* the license, please stop and do not read further. *
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* *
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****************************************************************/
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#include "mdef.h"
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#include "real_len.h"
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/* A utility routine to compute the length of a string, exclusive of trailing blanks or nuls
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* (NOTE: this routine is also called from mur_output_show() and the mur_extract_*() routines)
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*/
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int real_len(int length, uchar_ptr_t str)
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{
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int clen; /* current length */
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/* Find first 'nul' in string */
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for (clen = 0; (clen < length) && ('\0' != str[clen]); clen++)
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;
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/* Remove trailing blanks just before the 'nul' point */
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if (clen)
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{
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for (clen--; (clen >= 0) && (' ' == str[clen]); clen--)
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;
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clen++;
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}
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return clen;
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}
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