127a29543STim J. Robbins /* $OpenBSD: vasprintf.c,v 1.4 1998/06/21 22:13:47 millert Exp $ */ 264a965e7SPeter Wemm 3*d915a14eSPedro F. Giffuni /*- 4*d915a14eSPedro F. Giffuni * SPDX-License-Identifier: BSD-3-Clause 5*d915a14eSPedro F. Giffuni * 664a965e7SPeter Wemm * Copyright (c) 1997 Todd C. Miller <Todd.Miller@courtesan.com> 764a965e7SPeter Wemm * All rights reserved. 815aa00d5SPeter Wemm * 93c87aa1dSDavid Chisnall * Copyright (c) 2011 The FreeBSD Foundation 103c87aa1dSDavid Chisnall * All rights reserved. 113c87aa1dSDavid Chisnall * Portions of this software were developed by David Chisnall 123c87aa1dSDavid Chisnall * under sponsorship from the FreeBSD Foundation. 133c87aa1dSDavid Chisnall * 1415aa00d5SPeter Wemm * Redistribution and use in source and binary forms, with or without 1515aa00d5SPeter Wemm * modification, are permitted provided that the following conditions 1615aa00d5SPeter Wemm * are met: 1715aa00d5SPeter Wemm * 1. Redistributions of source code must retain the above copyright 1815aa00d5SPeter Wemm * notice, this list of conditions and the following disclaimer. 1915aa00d5SPeter Wemm * 2. Redistributions in binary form must reproduce the above copyright 2015aa00d5SPeter Wemm * notice, this list of conditions and the following disclaimer in the 2115aa00d5SPeter Wemm * documentation and/or other materials provided with the distribution. 2264a965e7SPeter Wemm * 3. The name of the author may not be used to endorse or promote products 2364a965e7SPeter Wemm * derived from this software without specific prior written permission. 2415aa00d5SPeter Wemm * 2564a965e7SPeter Wemm * THIS SOFTWARE IS PROVIDED ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, 2664a965e7SPeter Wemm * INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY 2764a965e7SPeter Wemm * AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL 2864a965e7SPeter Wemm * THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, 2964a965e7SPeter Wemm * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, 3064a965e7SPeter Wemm * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; 3164a965e7SPeter Wemm * OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, 3264a965e7SPeter Wemm * WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR 3364a965e7SPeter Wemm * OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF 3464a965e7SPeter Wemm * ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 3515aa00d5SPeter Wemm */ 3615aa00d5SPeter Wemm 37333fc21eSDavid E. O'Brien #include <sys/cdefs.h> 38333fc21eSDavid E. O'Brien __FBSDID("$FreeBSD$"); 3915aa00d5SPeter Wemm 4015aa00d5SPeter Wemm #include <stdio.h> 4115aa00d5SPeter Wemm #include <stdlib.h> 4264a965e7SPeter Wemm #include <errno.h> 433c87aa1dSDavid Chisnall #include "xlocale_private.h" 44d201fe46SDaniel Eischen #include "local.h" 4515aa00d5SPeter Wemm 4615aa00d5SPeter Wemm int 473c87aa1dSDavid Chisnall vasprintf_l(char **str, locale_t locale, const char *fmt, __va_list ap) 4815aa00d5SPeter Wemm { 491b0181dfSJohn Baldwin FILE f = FAKE_FILE; 506a18a772SDavid E. O'Brien int ret; 513c87aa1dSDavid Chisnall FIX_LOCALE(locale); 5215aa00d5SPeter Wemm 5364a965e7SPeter Wemm f._flags = __SWR | __SSTR | __SALC; 546a18a772SDavid E. O'Brien f._bf._base = f._p = malloc(128); 5527a29543STim J. Robbins if (f._bf._base == NULL) { 5627a29543STim J. Robbins *str = NULL; 5727a29543STim J. Robbins errno = ENOMEM; 5827a29543STim J. Robbins return (-1); 5927a29543STim J. Robbins } 606879bea8SJuli Mallett f._bf._size = f._w = 127; /* Leave room for the NUL */ 613c87aa1dSDavid Chisnall ret = __vfprintf(&f, locale, fmt, ap); 6227a29543STim J. Robbins if (ret < 0) { 633383decaSTim J. Robbins free(f._bf._base); 643383decaSTim J. Robbins *str = NULL; 653383decaSTim J. Robbins errno = ENOMEM; 663383decaSTim J. Robbins return (-1); 6715aa00d5SPeter Wemm } 6827a29543STim J. Robbins *f._p = '\0'; 6927a29543STim J. Robbins *str = (char *)f._bf._base; 7027a29543STim J. Robbins return (ret); 7127a29543STim J. Robbins } 723c87aa1dSDavid Chisnall int 733c87aa1dSDavid Chisnall vasprintf(char **str, const char *fmt, __va_list ap) 743c87aa1dSDavid Chisnall { 753c87aa1dSDavid Chisnall return vasprintf_l(str, __get_locale(), fmt, ap); 763c87aa1dSDavid Chisnall } 77