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server: Store the token owner separately. 

Signed-off-by: Hans Leidekker <hans@codeweavers.com>
Signed-off-by: Alexandre Julliard <julliard@winehq.org>
This commit is contained in:
Hans Leidekker 2018-05-02 10:45:42 +02:00 committed by Alexandre Julliard
parent 14191f2dd0
commit fc3057c4f3
1 changed files with 12 additions and 17 deletions
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29
server/token.c
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@ -104,7 +104,8 @@ struct token
struct list privileges; /* privileges available to the token */
struct list groups; /* groups that the user of this token belongs to (sid_and_attributes) */
SID *user; /* SID of user this token represents */
SID *primary_group; /* SID of user's primary group */
SID *owner; /* SID of owner (points to user or one of groups) */
SID *primary_group; /* SID of user's primary group (points to one of groups) */
unsigned primary; /* is this a primary or impersonation token? */
ACL *default_dacl; /* the default DACL to assign to objects created by this user */
TOKEN_SOURCE source; /* source of the token */
@ -582,9 +583,12 @@ static struct token *create_token( unsigned primary, const SID *user,
group->resource = FALSE;
group->deny_only = FALSE;
list_add_tail( &token->groups, &group->entry );
/* Use first owner capable group as an owner */
/* Use first owner capable group as owner and primary group */
if (!token->primary_group && group->owner)
{
token->owner = &group->sid;
token->primary_group = &group->sid;
}
}
/* copy privileges */
@ -654,7 +658,10 @@ struct token *token_duplicate( struct token *src_token, unsigned primary,
memcpy( newgroup, group, size );
list_add_tail( &token->groups, &newgroup->entry );
if (src_token->primary_group == &group->sid)
{
token->owner = &newgroup->sid;
token->primary_group = &newgroup->sid;
}
}
assert( token->primary_group );
@ -1393,16 +1400,14 @@ DECL_HANDLER(access_check)
}
}
/* retrieves the SID of the user that the token represents */
/* retrieves an SID from the token */
DECL_HANDLER(get_token_sid)
{
struct token *token;
reply->sid_len = 0;
if ((token = (struct token *)get_handle_obj( current->process, req->handle,
TOKEN_QUERY,
&token_ops )))
if ((token = (struct token *)get_handle_obj( current->process, req->handle, TOKEN_QUERY, &token_ops )))
{
const SID *sid = NULL;
@ -1416,18 +1421,8 @@ DECL_HANDLER(get_token_sid)
sid = token->primary_group;
break;
case TokenOwner:
{
struct group *group;
LIST_FOR_EACH_ENTRY( group, &token->groups, struct group, entry )
{
if (group->owner)
{
sid = &group->sid;
break;
}
}
sid = token->owner;
break;
}
case TokenLogonSid:
sid = (const SID *)&builtin_logon_sid;
break;