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📄 app.c(23.27 KB)
📄 dir.c(5.15 KB)
📄 entropy.c(13.9 KB)
📄 errno2result.c(3.03 KB)
📄 errno2result.h(1.32 KB)
📄 file.c(13.29 KB)
📄 fsaccess.c(2.36 KB)
📄 ifiter_getifaddrs.c(7.21 KB)
📄 ifiter_ioctl.c(27.1 KB)
📄 ifiter_sysctl.c(8.28 KB)
📁 include
📄 interfaceiter.c(8.24 KB)
📄 ipv6.c(1.06 KB)
📄 keyboard.c(2.99 KB)
📄 net.c(12.11 KB)
📄 os.c(2.13 KB)
📄 resource.c(6.01 KB)
📄 socket.c(155.23 KB)
📄 socket_p.h(1.28 KB)
📄 stdio.c(2.74 KB)
📄 stdtime.c(2.09 KB)
📄 strerror.c(2.07 KB)
📄 syslog.c(2.13 KB)
📄 time.c(10.52 KB)

Editing: fsaccess.c

/*
 * Copyright (C) 2004-2007  Internet Systems Consortium, Inc. ("ISC")
 * Copyright (C) 2000, 2001  Internet Software Consortium.
 *
 * Permission to use, copy, modify, and/or distribute this software for any
 * purpose with or without fee is hereby granted, provided that the above
 * copyright notice and this permission notice appear in all copies.
 *
 * 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.
 */

/* $Id: fsaccess.c,v 1.13 2007/06/19 23:47:18 tbox Exp $ */

#include <config.h>

#include <sys/types.h>
#include <sys/stat.h>

#include <errno.h>

#include "errno2result.h"

/*! \file
 * \brief
 * The OS-independent part of the API is in lib/isc.
 */
#include "../fsaccess.c"

isc_result_t
isc_fsaccess_set(const char *path, isc_fsaccess_t access) {
	struct stat statb;
	mode_t mode;
	isc_boolean_t is_dir = ISC_FALSE;
	isc_fsaccess_t bits;
	isc_result_t result;

if (stat(path, &statb) != 0)
		return (isc__errno2result(errno));

if ((statb.st_mode & S_IFDIR) != 0)
		is_dir = ISC_TRUE;
	else if ((statb.st_mode & S_IFREG) == 0)
		return (ISC_R_INVALIDFILE);

result = check_bad_bits(access, is_dir);
	if (result != ISC_R_SUCCESS)
		return (result);

/*
	 * Done with checking bad bits.  Set mode_t.
	 */
	mode = 0;

#define SET_AND_CLEAR1(modebit) \
	if ((access & bits) != 0) { \
		mode |= modebit; \
		access &= ~bits; \
	}
#define SET_AND_CLEAR(user, group, other) \
	SET_AND_CLEAR1(user); \
	bits <<= STEP; \
	SET_AND_CLEAR1(group); \
	bits <<= STEP; \
	SET_AND_CLEAR1(other);

bits = ISC_FSACCESS_READ | ISC_FSACCESS_LISTDIRECTORY;

SET_AND_CLEAR(S_IRUSR, S_IRGRP, S_IROTH);

bits = ISC_FSACCESS_WRITE |
	       ISC_FSACCESS_CREATECHILD |
	       ISC_FSACCESS_DELETECHILD;

SET_AND_CLEAR(S_IWUSR, S_IWGRP, S_IWOTH);

bits = ISC_FSACCESS_EXECUTE |
	       ISC_FSACCESS_ACCESSCHILD;

SET_AND_CLEAR(S_IXUSR, S_IXGRP, S_IXOTH);

INSIST(access == 0);

if (chmod(path, mode) < 0)
		return (isc__errno2result(errno));

return (ISC_R_SUCCESS);
}

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Editing: fsaccess.c

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