6e91d78151
While here also cleanup some surrounding code; particularly drop some malloc() casts. Found with devel/coccinelle. Reviewed by: bde (previous version - all new bugs are mine)
80 lines
2.7 KiB
C
80 lines
2.7 KiB
C
/*-
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* Copyright (c) 2009, Sun Microsystems, Inc.
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* All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions are met:
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* - Redistributions of source code must retain the above copyright notice,
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* this list of conditions and the following disclaimer.
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* - Redistributions in binary form must reproduce the above copyright notice,
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* this list of conditions and the following disclaimer in the documentation
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* and/or other materials provided with the distribution.
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* - Neither the name of Sun Microsystems, Inc. nor the names of its
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* contributors may be used to endorse or promote products derived
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* from this software without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
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* AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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* ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE
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* LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
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* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
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* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
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* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
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* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
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* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
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* POSSIBILITY OF SUCH DAMAGE.
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*/
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#if defined(LIBC_SCCS) && !defined(lint)
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static char sccsid[] = "@(#)rpcdname.c 1.7 91/03/11 Copyr 1989 Sun Micro";
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#endif
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#include <sys/cdefs.h>
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__FBSDID("$FreeBSD$");
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/*
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* rpcdname.c
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* Gets the default domain name
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*/
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#include "namespace.h"
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#include <stdlib.h>
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#include <unistd.h>
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#include <string.h>
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#include "un-namespace.h"
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static char *default_domain;
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static char *
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get_default_domain(void)
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{
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char temp[256];
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if (default_domain != NULL)
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return (default_domain);
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if (getdomainname(temp, sizeof(temp)) < 0)
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return (0);
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if ((int) strlen(temp) > 0) {
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default_domain = malloc((strlen(temp) + (unsigned)1));
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if (default_domain == NULL)
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return (0);
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(void) strcpy(default_domain, temp);
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return (default_domain);
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}
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return (0);
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}
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/*
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* This is a wrapper for the system call getdomainname which returns a
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* ypclnt.h error code in the failure case. It also checks to see that
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* the domain name is non-null, knowing that the null string is going to
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* get rejected elsewhere in the NIS client package.
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*/
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int
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__rpc_get_default_domain(char **domain)
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{
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if ((*domain = get_default_domain()) != NULL)
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return (0);
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return (-1);
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}
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