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https://github.com/samba-team/samba.git
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e84ead0cfd
change in pdb_enum_alias_memberships to match samr.idl a bit closer.
Volker
(This used to be commit 3a67865169)
87 lines
2.3 KiB
C
87 lines
2.3 KiB
C
/*
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Unix SMB/CIFS implementation.
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Samba utility functions, used in smbd only
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Copyright (C) Andrew Tridgell 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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This function requires sys_getgrouplist - which is only
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available in smbd due to it's use of become_root() in a
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legacy systems hack.
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*/
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/*
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return a full list of groups for a user
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returns the number of groups the user is a member of. The return will include the
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users primary group.
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remember to free the resulting gid_t array
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NOTE! uses become_root() to gain correct priviages on systems
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that lack a native getgroups() call (uses initgroups and getgroups)
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*/
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BOOL getgroups_user(const char *user, gid_t primary_gid, gid_t **ret_groups, int *ngroups)
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{
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int ngrp, max_grp;
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gid_t *temp_groups;
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gid_t *groups;
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int i;
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max_grp = groups_max();
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temp_groups = SMB_MALLOC_ARRAY(gid_t, max_grp);
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if (! temp_groups) {
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return False;
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}
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if (sys_getgrouplist(user, primary_gid, temp_groups, &max_grp) == -1) {
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gid_t *groups_tmp;
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groups_tmp = SMB_REALLOC_ARRAY(temp_groups, gid_t, max_grp);
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if (!groups_tmp) {
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SAFE_FREE(temp_groups);
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return False;
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}
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temp_groups = groups_tmp;
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if (sys_getgrouplist(user, primary_gid, temp_groups, &max_grp) == -1) {
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DEBUG(0, ("get_user_groups: failed to get the unix group list\n"));
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SAFE_FREE(temp_groups);
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return False;
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}
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}
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ngrp = 0;
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groups = NULL;
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/* Add in primary group first */
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add_gid_to_array_unique(NULL, primary_gid, &groups, &ngrp);
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for (i=0; i<max_grp; i++)
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add_gid_to_array_unique(NULL, temp_groups[i], &groups, &ngrp);
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*ngroups = ngrp;
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*ret_groups = groups;
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SAFE_FREE(temp_groups);
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return True;
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}
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