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Diffstat (limited to 'contrib/bind9/lib/isc/fsaccess.c')
-rw-r--r-- | contrib/bind9/lib/isc/fsaccess.c | 102 |
1 files changed, 0 insertions, 102 deletions
diff --git a/contrib/bind9/lib/isc/fsaccess.c b/contrib/bind9/lib/isc/fsaccess.c deleted file mode 100644 index cdab3d8..0000000 --- a/contrib/bind9/lib/isc/fsaccess.c +++ /dev/null @@ -1,102 +0,0 @@ -/* - * Copyright (C) 2004, 2005 Internet Systems Consortium, Inc. ("ISC") - * Copyright (C) 2000, 2001 Internet Software Consortium. - * - * Permission to use, copy, modify, and 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 1.6.18.2 2005/04/29 00:16:45 marka Exp $ */ - -/*! \file - * \brief - * This file contains the OS-independent functionality of the API. - */ -#include <isc/fsaccess.h> -#include <isc/result.h> -#include <isc/util.h> - -/*! - * Shorthand. Maybe ISC__FSACCESS_PERMISSIONBITS should not even be in - * <isc/fsaccess.h>. Could check consistency with sizeof(isc_fsaccess_t) - * and the number of bits in each function. - */ -#define STEP (ISC__FSACCESS_PERMISSIONBITS) -#define GROUP (STEP) -#define OTHER (STEP * 2) - -void -isc_fsaccess_add(int trustee, int permission, isc_fsaccess_t *access) { - REQUIRE(trustee <= 0x7); - REQUIRE(permission <= 0xFF); - - if ((trustee & ISC_FSACCESS_OWNER) != 0) - *access |= permission; - - if ((trustee & ISC_FSACCESS_GROUP) != 0) - *access |= (permission << GROUP); - - if ((trustee & ISC_FSACCESS_OTHER) != 0) - *access |= (permission << OTHER); -} - -void -isc_fsaccess_remove(int trustee, int permission, isc_fsaccess_t *access) { - REQUIRE(trustee <= 0x7); - REQUIRE(permission <= 0xFF); - - - if ((trustee & ISC_FSACCESS_OWNER) != 0) - *access &= ~permission; - - if ((trustee & ISC_FSACCESS_GROUP) != 0) - *access &= ~(permission << GROUP); - - if ((trustee & ISC_FSACCESS_OTHER) != 0) - *access &= ~(permission << OTHER); -} - -static isc_result_t -check_bad_bits(isc_fsaccess_t access, isc_boolean_t is_dir) { - isc_fsaccess_t bits; - - /* - * Check for disallowed user bits. - */ - if (is_dir) - bits = ISC_FSACCESS_READ | - ISC_FSACCESS_WRITE | - ISC_FSACCESS_EXECUTE; - else - bits = ISC_FSACCESS_CREATECHILD | - ISC_FSACCESS_ACCESSCHILD | - ISC_FSACCESS_DELETECHILD | - ISC_FSACCESS_LISTDIRECTORY; - - /* - * Set group bad bits. - */ - bits |= bits << STEP; - /* - * Set other bad bits. - */ - bits |= bits << STEP; - - if ((access & bits) != 0) { - if (is_dir) - return (ISC_R_NOTFILE); - else - return (ISC_R_NOTDIRECTORY); - } - - return (ISC_R_SUCCESS); -} |