os.h 1.41 KB
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/*
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 * Copyright (C) 2004, 2005, 2007, 2009  Internet Systems Consortium, Inc. ("ISC")
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 * Copyright (C) 2001  Internet Software Consortium.
 *
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 * Permission to use, copy, modify, and/or distribute this software for any
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 * purpose with or without fee is hereby granted, provided that the above
 * copyright notice and this permission notice appear in all copies.
 *
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 * THE SOFTWARE IS PROVIDED "AS IS" AND ISC DISCLAIMS ALL WARRANTIES WITH
 * REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY
 * AND FITNESS.  IN NO EVENT SHALL ISC BE LIABLE FOR ANY SPECIAL, DIRECT,
 * INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM
 * LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE
 * OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR
 * PERFORMANCE OF THIS SOFTWARE.
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 */

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/* $Id: os.h,v 1.11 2009/01/17 23:47:42 tbox Exp $ */
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/*! \file */
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#ifndef RNDC_OS_H
#define RNDC_OS_H 1

#include <isc/lang.h>
#include <stdio.h>

ISC_LANG_BEGINDECLS

FILE *safe_create(const char *filename);
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/*%<
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 * Open 'filename' for writing, truncate if necessary.  If the file was
 * created ensure that only the owner can read/write it.
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 */

int set_user(FILE *fd, const char *user);
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/*%<
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 * Set the owner of the file referenced by 'fd' to 'user'.
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 * Returns:
 *   0 		success
 *   -1 	insufficient permissions, or 'user' does not exist.
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 */

ISC_LANG_ENDDECLS

#endif