blkcmp.c,v

来自「TCP-IP红宝书源代码」· C,V 代码 · 共 42 行

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date	97.09.21.19.29.30;	author dls;	state Dist;
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@pre-3e code
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@/* blkcmp.c - blkcmp */

/*------------------------------------------------------------------------
 * blkcmp - do a lexical compare of a block of len bytes
 *------------------------------------------------------------------------
 */
int blkcmp(s1, s2, len)
unsigned char	*s1, *s2;
int		len;
{
	int 	i, rv = 0;

	for (i = 0; i < len; ++i, ++s1, ++s2)
		if (rv = *s1 - *s2)
			break;
	return rv;
}
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