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/*
Unix SMB / CIFS implementation .
async implementation of WINBINDD_GETSIDALIASES
Copyright ( C ) Volker Lendecke 2009
This program is free software ; you can redistribute it and / or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation ; either version 3 of the License , or
( at your option ) any later version .
This program is distributed in the hope that it will be useful ,
but WITHOUT ANY WARRANTY ; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE . See the
GNU General Public License for more details .
You should have received a copy of the GNU General Public License
along with this program . If not , see < http : //www.gnu.org/licenses/>.
*/
# include "includes.h"
# include "winbindd.h"
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# include "../libcli/security/security.h"
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struct winbindd_getsidaliases_state {
struct dom_sid sid ;
uint32_t num_aliases ;
uint32_t * aliases ;
} ;
static void winbindd_getsidaliases_done ( struct tevent_req * subreq ) ;
struct tevent_req * winbindd_getsidaliases_send ( TALLOC_CTX * mem_ctx ,
struct tevent_context * ev ,
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struct winbindd_cli_state * cli ,
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struct winbindd_request * request )
{
struct tevent_req * req , * subreq ;
struct winbindd_getsidaliases_state * state ;
struct winbindd_domain * domain ;
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uint32_t num_sids , i ;
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struct dom_sid * sids ;
req = tevent_req_create ( mem_ctx , & state ,
struct winbindd_getsidaliases_state ) ;
if ( req = = NULL ) {
return NULL ;
}
/* Ensure null termination */
request - > data . sid [ sizeof ( request - > data . sid ) - 1 ] = ' \0 ' ;
if ( ! string_to_sid ( & state - > sid , request - > data . sid ) ) {
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D_WARNING ( " Could not get convert sid %s from string \n " ,
request - > data . sid ) ;
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tevent_req_nterror ( req , NT_STATUS_INVALID_PARAMETER ) ;
return tevent_req_post ( req , ev ) ;
}
domain = find_domain_from_sid_noinit ( & state - > sid ) ;
if ( domain = = NULL ) {
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D_WARNING ( " could not find domain entry for sid %s \n " ,
request - > data . sid ) ;
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tevent_req_nterror ( req , NT_STATUS_NO_SUCH_DOMAIN ) ;
return tevent_req_post ( req , ev ) ;
}
num_sids = 0 ;
sids = NULL ;
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if ( request - > extra_data . data ! = NULL ) {
if ( request - > extra_data . data [ request - > extra_len - 1 ] ! = ' \0 ' ) {
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D_WARNING ( " Got non-NULL terminated sidlist \n " ) ;
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tevent_req_nterror ( req , NT_STATUS_INVALID_PARAMETER ) ;
return tevent_req_post ( req , ev ) ;
}
if ( ! parse_sidlist ( state , request - > extra_data . data ,
& sids , & num_sids ) ) {
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D_WARNING ( " Could not parse SID list: %s \n " ,
request - > extra_data . data ) ;
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tevent_req_nterror ( req , NT_STATUS_INVALID_PARAMETER ) ;
return tevent_req_post ( req , ev ) ;
}
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}
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D_NOTICE ( " [%s (%u)] Winbind external command GETSIDALIASES start. \n "
" sid=%s \n " ,
cli - > client_name ,
( unsigned int ) cli - > pid ,
request - > data . sid ) ;
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if ( CHECK_DEBUGLVL ( DBGLVL_DEBUG ) ) {
for ( i = 0 ; i < num_sids ; i + + ) {
struct dom_sid_buf sidstr ;
D_NOTICE ( " % " PRIu32 " : %s \n " ,
i , dom_sid_str_buf ( & sids [ i ] , & sidstr ) ) ;
}
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}
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subreq = wb_lookupuseraliases_send ( state , ev , domain , num_sids , sids ) ;
if ( tevent_req_nomem ( subreq , req ) ) {
return tevent_req_post ( req , ev ) ;
}
tevent_req_set_callback ( subreq , winbindd_getsidaliases_done , req ) ;
return req ;
}
static void winbindd_getsidaliases_done ( struct tevent_req * subreq )
{
struct tevent_req * req = tevent_req_callback_data (
subreq , struct tevent_req ) ;
struct winbindd_getsidaliases_state * state = tevent_req_data (
req , struct winbindd_getsidaliases_state ) ;
NTSTATUS status ;
status = wb_lookupuseraliases_recv ( subreq , state , & state - > num_aliases ,
& state - > aliases ) ;
TALLOC_FREE ( subreq ) ;
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if ( tevent_req_nterror ( req , status ) ) {
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return ;
}
tevent_req_done ( req ) ;
}
NTSTATUS winbindd_getsidaliases_recv ( struct tevent_req * req ,
struct winbindd_response * response )
{
struct winbindd_getsidaliases_state * state = tevent_req_data (
req , struct winbindd_getsidaliases_state ) ;
NTSTATUS status ;
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uint32_t i ;
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char * sidlist ;
if ( tevent_req_is_nterror ( req , & status ) ) {
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D_WARNING ( " Failed with %s. \n " , nt_errstr ( status ) ) ;
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return status ;
}
sidlist = talloc_strdup ( response , " " ) ;
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D_NOTICE ( " Winbind external command GETSIDALIASES end. \n "
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" Received % " PRIu32 " alias(es). \n " ,
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state - > num_aliases ) ;
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for ( i = 0 ; i < state - > num_aliases ; i + + ) {
struct dom_sid sid ;
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struct dom_sid_buf tmp ;
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sid_compose ( & sid , & state - > sid , state - > aliases [ i ] ) ;
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talloc_asprintf_addbuf (
& sidlist , " %s \n " , dom_sid_str_buf ( & sid , & tmp ) ) ;
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D_NOTICE ( " % " PRIu32 " : %s \n " , i , dom_sid_str_buf ( & sid , & tmp ) ) ;
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}
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if ( sidlist = = NULL ) {
return NT_STATUS_NO_MEMORY ;
}
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response - > extra_data . data = sidlist ;
response - > length + = talloc_get_size ( sidlist ) ;
response - > data . num_entries = state - > num_aliases ;
return NT_STATUS_OK ;
}