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/*
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* CDDL HEADER START
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*
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* The contents of this file are subject to the terms of the
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* Common Development and Distribution License, Version 1.0 only
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* (the "License"). You may not use this file except in compliance
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* with the License.
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*
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* You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
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* or http://www.opensolaris.org/os/licensing.
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* See the License for the specific language governing permissions
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* and limitations under the License.
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*
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* When distributing Covered Code, include this CDDL HEADER in each
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* file and include the License file at usr/src/OPENSOLARIS.LICENSE.
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* If applicable, add the following below this CDDL HEADER, with the
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* fields enclosed by brackets "[]" replaced with your own identifying
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* information: Portions Copyright [yyyy] [name of copyright owner]
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*
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* CDDL HEADER END
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*/
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/*
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* Copyright 1998-2003 Sun Microsystems, Inc. All rights reserved.
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* Use is subject to license terms.
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*/
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#pragma ident "%Z%%M% %I% %E% SMI"
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#include <sys/types.h>
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#include <sys/cmn_err.h>
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#include <sys/systm.h>
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#include <sys/varargs.h>
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/*
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* SunOS-specific extensions to libc's standard set of string routines.
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*
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* NOTE: The standard libc string routines are in $SRC/common/util/string.c,
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* to facilitate sharing with standalone.
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*/
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/*
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* Historical entry point: remove in Solaris 2.8.
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*/
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char *
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vsprintf_len(size_t buflen, char *buf, const char *fmt, va_list args)
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{
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(void) vsnprintf(buf, buflen, fmt, args);
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return (buf);
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}
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/*
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* Historical entry point: remove in Solaris 2.8.
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*/
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/*PRINTFLIKE3*/
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char *
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sprintf_len(size_t buflen, char *buf, const char *fmt, ...)
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{
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va_list args;
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va_start(args, fmt);
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(void) vsnprintf(buf, buflen, fmt, args);
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va_end(args);
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return (buf);
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}
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/*
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* Simple-minded conversion of a long into a null-terminated character
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* string. Caller must ensure there's enough space to hold the result.
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*/
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void
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numtos(unsigned long num, char *s)
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{
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char prbuf[40];
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char *cp = prbuf;
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do {
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*cp++ = "0123456789"[num % 10];
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num /= 10;
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} while (num);
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do {
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*s++ = *--cp;
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} while (cp > prbuf);
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*s = '\0';
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}
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/*
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* Returns the integer value of the string of decimal numeric
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* chars beginning at **str. Does no overflow checking.
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* Note: updates *str to point at the last character examined.
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*/
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int
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stoi(char **str)
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{
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char *p = *str;
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int n;
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int c;
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for (n = 0; (c = *p) >= '0' && c <= '9'; p++) {
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n = n * 10 + c - '0';
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}
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*str = p;
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return (n);
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}
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/*
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* Like strrchr(), except
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* (a) it takes a maximum length for the string to be searched, and
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* (b) if the string ends with a null, it is not considered part of the string.
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*/
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char *
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strnrchr(const char *sp, int c, size_t n)
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{
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const char *r = 0;
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while (n-- > 0 && *sp) {
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if (*sp == c)
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r = sp;
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sp++;
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}
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return ((char *)r);
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}
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/*
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* NOTE: These routines aren't shared with standalone because the DDI mandates
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* that they return the buffer rather than its length.
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*/
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/*PRINTFLIKE2*/
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char *
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sprintf(char *buf, const char *fmt, ...)
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{
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va_list args;
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va_start(args, fmt);
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(void) vsnprintf(buf, INT_MAX, fmt, args);
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va_end(args);
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return (buf);
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}
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char *
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vsprintf(char *buf, const char *fmt, va_list args)
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{
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(void) vsnprintf(buf, INT_MAX, fmt, args);
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return (buf);
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}
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