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86 lines
2.5 KiB
C
86 lines
2.5 KiB
C
/*
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Unix SMB/CIFS implementation.
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Samba utility functions
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Copyright (C) Andrew Tridgell 1992-1998
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Copyright (C) Luke Kenneth Caseson Leighton 1998-1999
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Copyright (C) Jeremy Allison 1999
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Copyright (C) Stefan (metze) Metzmacher 2002
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Copyright (C) Simo Sorce 2002
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This program is free software; you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation; either version 2 of the License, or
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(at your option) any later version.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with this program; if not, write to the Free Software
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Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
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*/
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#include "includes.h"
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/*****************************************************************
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Compare the auth portion of two sids.
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*****************************************************************/
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static int sid_compare_auth(const struct dom_sid *sid1, const struct dom_sid *sid2)
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{
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int i;
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if (sid1 == sid2)
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return 0;
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if (!sid1)
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return -1;
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if (!sid2)
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return 1;
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if (sid1->sid_rev_num != sid2->sid_rev_num)
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return sid1->sid_rev_num - sid2->sid_rev_num;
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for (i = 0; i < 6; i++)
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if (sid1->id_auth[i] != sid2->id_auth[i])
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return sid1->id_auth[i] - sid2->id_auth[i];
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return 0;
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}
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/*****************************************************************
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Compare two sids.
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*****************************************************************/
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static int sid_compare(const struct dom_sid *sid1, const struct dom_sid *sid2)
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{
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int i;
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if (sid1 == sid2)
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return 0;
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if (!sid1)
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return -1;
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if (!sid2)
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return 1;
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/* Compare most likely different rids, first: i.e start at end */
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if (sid1->num_auths != sid2->num_auths)
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return sid1->num_auths - sid2->num_auths;
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for (i = sid1->num_auths-1; i >= 0; --i)
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if (sid1->sub_auths[i] != sid2->sub_auths[i])
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return sid1->sub_auths[i] - sid2->sub_auths[i];
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return sid_compare_auth(sid1, sid2);
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}
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/*****************************************************************
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Compare two sids.
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*****************************************************************/
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BOOL sid_equal(const struct dom_sid *sid1, const struct dom_sid *sid2)
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{
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return sid_compare(sid1, sid2) == 0;
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}
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