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/***
*strspnp.c - Search for init substring of chars from control string (MBCS)
*
* Copyright (c) 1985-1992, Microsoft Corporation. All rights reserved.
*
*Purpose:
* Search for init substring of chars from control string (MBCS)
*
*Revision History:
* 11-19-92 KRS Ported from 16-bit sources.
*
*******************************************************************************/
#ifdef _MBCS
#include <cruntime.h>
#include <mbdata.h>
#include <mbctype.h>
#include <mbstring.h>
#include <stddef.h>
/***
* _strspnp - Find first string char not in charset, return pointer (MBCS)
*
*Purpose:
* Returns maximum leading segment of string consisting solely
* of characters from charset.
*
*Entry:
* unsigned char *string = string to search in
* unsigned char *charset = set of characters to scan over
*
*Exit:
*
* Returns pointer to first character not in charset.
* Returns NULL if string consists entirely of characters from charset.
*
*Exceptions:
*
*******************************************************************************/
unsigned char * _CRTAPI1 _strspnp( string, charset )
const unsigned char *string;
const unsigned char *charset;
{
unsigned char *p, *q;
/* loop through the string to be inspected */
for (q = (char *)string; *q; q++) {
/* loop through the charset */
for (p = (char *)charset; *p; p++)
if (*p == *q)
break;
if (*p == '\0') /* end of charset? */
break; /* yes, no match on this char */
}
return((*q) ? q : NULL); /* pointer */
}
#endif /* _MBCS */
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