2 Unix SMB/CIFS implementation.
4 Copyright (C) Stefan (metze) Metzmacher 2003
5 Copyright (C) Jeremy Allison 2007
7 This program is free software; you can redistribute it and/or modify
8 it under the terms of the GNU General Public License as published by
9 the Free Software Foundation; either version 3 of the License, or
10 (at your option) any later version.
12 This program is distributed in the hope that it will be useful,
13 but WITHOUT ANY WARRANTY; without even the implied warranty of
14 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
15 GNU General Public License for more details.
17 You should have received a copy of the GNU General Public License
18 along with this program. If not, see <http://www.gnu.org/licenses/>.
22 #include "../libcli/auth/spnego.h"
25 /****************************************************************************
26 Get UNIX extensions version info.
27 ****************************************************************************/
29 struct cli_unix_extensions_version_state
{
30 struct cli_state
*cli
;
33 uint16_t major
, minor
;
34 uint32_t caplow
, caphigh
;
37 static void cli_unix_extensions_version_done(struct tevent_req
*subreq
);
39 struct tevent_req
*cli_unix_extensions_version_send(TALLOC_CTX
*mem_ctx
,
40 struct tevent_context
*ev
,
41 struct cli_state
*cli
)
43 struct tevent_req
*req
, *subreq
;
44 struct cli_unix_extensions_version_state
*state
;
46 req
= tevent_req_create(mem_ctx
, &state
,
47 struct cli_unix_extensions_version_state
);
52 SSVAL(state
->setup
, 0, TRANSACT2_QFSINFO
);
53 SSVAL(state
->param
, 0, SMB_QUERY_CIFS_UNIX_INFO
);
55 subreq
= cli_trans_send(state
, ev
, cli
, SMBtrans2
,
60 if (tevent_req_nomem(subreq
, req
)) {
61 return tevent_req_post(req
, ev
);
63 tevent_req_set_callback(subreq
, cli_unix_extensions_version_done
, req
);
67 static void cli_unix_extensions_version_done(struct tevent_req
*subreq
)
69 struct tevent_req
*req
= tevent_req_callback_data(
70 subreq
, struct tevent_req
);
71 struct cli_unix_extensions_version_state
*state
= tevent_req_data(
72 req
, struct cli_unix_extensions_version_state
);
77 status
= cli_trans_recv(subreq
, state
, NULL
, 0, NULL
, NULL
, 0, NULL
,
78 &data
, 12, &num_data
);
80 if (!NT_STATUS_IS_OK(status
)) {
81 tevent_req_nterror(req
, status
);
85 state
->major
= SVAL(data
, 0);
86 state
->minor
= SVAL(data
, 2);
87 state
->caplow
= IVAL(data
, 4);
88 state
->caphigh
= IVAL(data
, 8);
93 NTSTATUS
cli_unix_extensions_version_recv(struct tevent_req
*req
,
94 uint16_t *pmajor
, uint16_t *pminor
,
98 struct cli_unix_extensions_version_state
*state
= tevent_req_data(
99 req
, struct cli_unix_extensions_version_state
);
102 if (tevent_req_is_nterror(req
, &status
)) {
105 *pmajor
= state
->major
;
106 *pminor
= state
->minor
;
107 *pcaplow
= state
->caplow
;
108 *pcaphigh
= state
->caphigh
;
109 state
->cli
->server_posix_capabilities
= *pcaplow
;
113 NTSTATUS
cli_unix_extensions_version(struct cli_state
*cli
, uint16
*pmajor
,
114 uint16
*pminor
, uint32
*pcaplow
,
117 TALLOC_CTX
*frame
= talloc_stackframe();
118 struct event_context
*ev
;
119 struct tevent_req
*req
;
120 NTSTATUS status
= NT_STATUS_OK
;
122 if (cli_has_async_calls(cli
)) {
124 * Can't use sync call while an async call is in flight
126 status
= NT_STATUS_INVALID_PARAMETER
;
130 ev
= event_context_init(frame
);
132 status
= NT_STATUS_NO_MEMORY
;
136 req
= cli_unix_extensions_version_send(frame
, ev
, cli
);
138 status
= NT_STATUS_NO_MEMORY
;
142 if (!tevent_req_poll(req
, ev
)) {
143 status
= map_nt_error_from_unix(errno
);
147 status
= cli_unix_extensions_version_recv(req
, pmajor
, pminor
, pcaplow
,
151 if (!NT_STATUS_IS_OK(status
)) {
152 cli_set_error(cli
, status
);
157 /****************************************************************************
158 Set UNIX extensions capabilities.
159 ****************************************************************************/
161 struct cli_set_unix_extensions_capabilities_state
{
162 struct cli_state
*cli
;
168 static void cli_set_unix_extensions_capabilities_done(
169 struct tevent_req
*subreq
);
171 struct tevent_req
*cli_set_unix_extensions_capabilities_send(
172 TALLOC_CTX
*mem_ctx
, struct tevent_context
*ev
, struct cli_state
*cli
,
173 uint16_t major
, uint16_t minor
, uint32_t caplow
, uint32_t caphigh
)
175 struct tevent_req
*req
, *subreq
;
176 struct cli_set_unix_extensions_capabilities_state
*state
;
178 req
= tevent_req_create(
180 struct cli_set_unix_extensions_capabilities_state
);
186 SSVAL(state
->setup
+0, 0, TRANSACT2_SETFSINFO
);
188 SSVAL(state
->param
, 0, 0);
189 SSVAL(state
->param
, 2, SMB_SET_CIFS_UNIX_INFO
);
191 SSVAL(state
->data
, 0, major
);
192 SSVAL(state
->data
, 2, minor
);
193 SIVAL(state
->data
, 4, caplow
);
194 SIVAL(state
->data
, 8, caphigh
);
196 subreq
= cli_trans_send(state
, ev
, cli
, SMBtrans2
,
200 state
->data
, 12, 560);
201 if (tevent_req_nomem(subreq
, req
)) {
202 return tevent_req_post(req
, ev
);
204 tevent_req_set_callback(
205 subreq
, cli_set_unix_extensions_capabilities_done
, req
);
209 static void cli_set_unix_extensions_capabilities_done(
210 struct tevent_req
*subreq
)
212 struct tevent_req
*req
= tevent_req_callback_data(
213 subreq
, struct tevent_req
);
214 struct cli_set_unix_extensions_capabilities_state
*state
= tevent_req_data(
215 req
, struct cli_set_unix_extensions_capabilities_state
);
217 NTSTATUS status
= cli_trans_recv(subreq
, NULL
, NULL
, 0, NULL
,
218 NULL
, 0, NULL
, NULL
, 0, NULL
);
219 if (NT_STATUS_IS_OK(status
)) {
220 state
->cli
->requested_posix_capabilities
= IVAL(state
->data
, 4);
222 tevent_req_simple_finish_ntstatus(subreq
, status
);
225 NTSTATUS
cli_set_unix_extensions_capabilities_recv(struct tevent_req
*req
)
227 return tevent_req_simple_recv_ntstatus(req
);
230 NTSTATUS
cli_set_unix_extensions_capabilities(struct cli_state
*cli
,
231 uint16 major
, uint16 minor
,
232 uint32 caplow
, uint32 caphigh
)
234 struct tevent_context
*ev
;
235 struct tevent_req
*req
;
236 NTSTATUS status
= NT_STATUS_NO_MEMORY
;
238 if (cli_has_async_calls(cli
)) {
239 return NT_STATUS_INVALID_PARAMETER
;
241 ev
= tevent_context_init(talloc_tos());
245 req
= cli_set_unix_extensions_capabilities_send(
246 ev
, ev
, cli
, major
, minor
, caplow
, caphigh
);
250 if (!tevent_req_poll_ntstatus(req
, ev
, &status
)) {
253 status
= cli_set_unix_extensions_capabilities_recv(req
);
256 if (!NT_STATUS_IS_OK(status
)) {
257 cli_set_error(cli
, status
);
259 cli
->requested_posix_capabilities
= caplow
;
264 struct cli_get_fs_attr_info_state
{
270 static void cli_get_fs_attr_info_done(struct tevent_req
*subreq
);
272 struct tevent_req
*cli_get_fs_attr_info_send(TALLOC_CTX
*mem_ctx
,
273 struct tevent_context
*ev
,
274 struct cli_state
*cli
)
276 struct tevent_req
*subreq
, *req
;
277 struct cli_get_fs_attr_info_state
*state
;
279 req
= tevent_req_create(mem_ctx
, &state
,
280 struct cli_get_fs_attr_info_state
);
284 SSVAL(state
->setup
+0, 0, TRANSACT2_QFSINFO
);
285 SSVAL(state
->param
+0, 0, SMB_QUERY_FS_ATTRIBUTE_INFO
);
287 subreq
= cli_trans_send(state
, ev
, cli
, SMBtrans2
,
292 if (tevent_req_nomem(subreq
, req
)) {
293 return tevent_req_post(req
, ev
);
295 tevent_req_set_callback(subreq
, cli_get_fs_attr_info_done
, req
);
299 static void cli_get_fs_attr_info_done(struct tevent_req
*subreq
)
301 struct tevent_req
*req
= tevent_req_callback_data(
302 subreq
, struct tevent_req
);
303 struct cli_get_fs_attr_info_state
*state
= tevent_req_data(
304 req
, struct cli_get_fs_attr_info_state
);
309 status
= cli_trans_recv(subreq
, talloc_tos(), NULL
, 0, NULL
,
310 NULL
, 0, NULL
, &data
, 12, &num_data
);
312 if (!NT_STATUS_IS_OK(status
)) {
313 tevent_req_nterror(req
, status
);
316 state
->fs_attr
= IVAL(data
, 0);
318 tevent_req_done(req
);
321 NTSTATUS
cli_get_fs_attr_info_recv(struct tevent_req
*req
, uint32_t *fs_attr
)
323 struct cli_get_fs_attr_info_state
*state
= tevent_req_data(
324 req
, struct cli_get_fs_attr_info_state
);
327 if (tevent_req_is_nterror(req
, &status
)) {
330 *fs_attr
= state
->fs_attr
;
334 NTSTATUS
cli_get_fs_attr_info(struct cli_state
*cli
, uint32_t *fs_attr
)
336 struct tevent_context
*ev
;
337 struct tevent_req
*req
;
338 NTSTATUS status
= NT_STATUS_NO_MEMORY
;
340 if (cli_has_async_calls(cli
)) {
341 return NT_STATUS_INVALID_PARAMETER
;
343 ev
= tevent_context_init(talloc_tos());
347 req
= cli_get_fs_attr_info_send(ev
, ev
, cli
);
351 if (!tevent_req_poll_ntstatus(req
, ev
, &status
)) {
354 status
= cli_get_fs_attr_info_recv(req
, fs_attr
);
357 if (!NT_STATUS_IS_OK(status
)) {
358 cli_set_error(cli
, status
);
363 NTSTATUS
cli_get_fs_volume_info(struct cli_state
*cli
, fstring volume_name
,
364 uint32
*pserial_number
, time_t *pdate
)
370 uint32_t rdata_count
;
373 SSVAL(setup
, 0, TRANSACT2_QFSINFO
);
374 SSVAL(param
,0,SMB_QUERY_FS_VOLUME_INFO
);
376 status
= cli_trans(talloc_tos(), cli
, SMBtrans2
,
383 &rdata
, 10, &rdata_count
);
384 if (!NT_STATUS_IS_OK(status
)) {
390 ts
= interpret_long_date((char *)rdata
);
393 if (pserial_number
) {
394 *pserial_number
= IVAL(rdata
,8);
396 nlen
= IVAL(rdata
,12);
397 clistr_pull(cli
->inbuf
, volume_name
, rdata
+ 18, sizeof(fstring
),
400 /* todo: but not yet needed
401 * return the other stuff
408 bool cli_get_fs_full_size_info(struct cli_state
*cli
,
409 uint64_t *total_allocation_units
,
410 uint64_t *caller_allocation_units
,
411 uint64_t *actual_allocation_units
,
412 uint64_t *sectors_per_allocation_unit
,
413 uint64_t *bytes_per_sector
)
418 char *rparam
=NULL
, *rdata
=NULL
;
419 unsigned int rparam_count
=0, rdata_count
=0;
421 setup
= TRANSACT2_QFSINFO
;
423 SSVAL(param
,0,SMB_FS_FULL_SIZE_INFORMATION
);
425 if (!cli_send_trans(cli
, SMBtrans2
,
434 if (!cli_receive_trans(cli
, SMBtrans2
,
435 &rparam
, &rparam_count
,
436 &rdata
, &rdata_count
)) {
440 if (cli_is_error(cli
)) {
447 if (rdata_count
!= 32) {
451 if (total_allocation_units
) {
452 *total_allocation_units
= BIG_UINT(rdata
, 0);
454 if (caller_allocation_units
) {
455 *caller_allocation_units
= BIG_UINT(rdata
,8);
457 if (actual_allocation_units
) {
458 *actual_allocation_units
= BIG_UINT(rdata
,16);
460 if (sectors_per_allocation_unit
) {
461 *sectors_per_allocation_unit
= IVAL(rdata
,24);
463 if (bytes_per_sector
) {
464 *bytes_per_sector
= IVAL(rdata
,28);
474 bool cli_get_posix_fs_info(struct cli_state
*cli
,
475 uint32
*optimal_transfer_size
,
477 uint64_t *total_blocks
,
478 uint64_t *blocks_available
,
479 uint64_t *user_blocks_available
,
480 uint64_t *total_file_nodes
,
481 uint64_t *free_file_nodes
,
482 uint64_t *fs_identifier
)
487 char *rparam
=NULL
, *rdata
=NULL
;
488 unsigned int rparam_count
=0, rdata_count
=0;
490 setup
= TRANSACT2_QFSINFO
;
492 SSVAL(param
,0,SMB_QUERY_POSIX_FS_INFO
);
494 if (!cli_send_trans(cli
, SMBtrans2
,
503 if (!cli_receive_trans(cli
, SMBtrans2
,
504 &rparam
, &rparam_count
,
505 &rdata
, &rdata_count
)) {
509 if (cli_is_error(cli
)) {
516 if (rdata_count
!= 56) {
520 if (optimal_transfer_size
) {
521 *optimal_transfer_size
= IVAL(rdata
, 0);
524 *block_size
= IVAL(rdata
,4);
527 *total_blocks
= BIG_UINT(rdata
,8);
529 if (blocks_available
) {
530 *blocks_available
= BIG_UINT(rdata
,16);
532 if (user_blocks_available
) {
533 *user_blocks_available
= BIG_UINT(rdata
,24);
535 if (total_file_nodes
) {
536 *total_file_nodes
= BIG_UINT(rdata
,32);
538 if (free_file_nodes
) {
539 *free_file_nodes
= BIG_UINT(rdata
,40);
542 *fs_identifier
= BIG_UINT(rdata
,48);
553 /******************************************************************************
554 Send/receive the request encryption blob.
555 ******************************************************************************/
557 static NTSTATUS
enc_blob_send_receive(struct cli_state
*cli
, DATA_BLOB
*in
, DATA_BLOB
*out
, DATA_BLOB
*param_out
)
561 char *rparam
=NULL
, *rdata
=NULL
;
562 unsigned int rparam_count
=0, rdata_count
=0;
563 NTSTATUS status
= NT_STATUS_OK
;
565 setup
= TRANSACT2_SETFSINFO
;
568 SSVAL(param
,2,SMB_REQUEST_TRANSPORT_ENCRYPTION
);
570 if (!cli_send_trans(cli
, SMBtrans2
,
575 (char *)in
->data
, in
->length
, CLI_BUFFER_SIZE
)) {
576 status
= cli_nt_error(cli
);
580 if (!cli_receive_trans(cli
, SMBtrans2
,
581 &rparam
, &rparam_count
,
582 &rdata
, &rdata_count
)) {
583 status
= cli_nt_error(cli
);
587 if (cli_is_error(cli
)) {
588 status
= cli_nt_error(cli
);
589 if (!NT_STATUS_EQUAL(status
, NT_STATUS_MORE_PROCESSING_REQUIRED
)) {
594 *out
= data_blob(rdata
, rdata_count
);
595 *param_out
= data_blob(rparam
, rparam_count
);
604 /******************************************************************************
605 Make a client state struct.
606 ******************************************************************************/
608 static struct smb_trans_enc_state
*make_cli_enc_state(enum smb_trans_enc_type smb_enc_type
)
610 struct smb_trans_enc_state
*es
= NULL
;
611 es
= SMB_MALLOC_P(struct smb_trans_enc_state
);
616 es
->smb_enc_type
= smb_enc_type
;
618 #if defined(HAVE_GSSAPI) && defined(HAVE_KRB5)
619 if (smb_enc_type
== SMB_TRANS_ENC_GSS
) {
620 es
->s
.gss_state
= SMB_MALLOC_P(struct smb_tran_enc_state_gss
);
621 if (!es
->s
.gss_state
) {
625 ZERO_STRUCTP(es
->s
.gss_state
);
631 /******************************************************************************
632 Start a raw ntlmssp encryption.
633 ******************************************************************************/
635 NTSTATUS
cli_raw_ntlm_smb_encryption_start(struct cli_state
*cli
,
640 DATA_BLOB blob_in
= data_blob_null
;
641 DATA_BLOB blob_out
= data_blob_null
;
642 DATA_BLOB param_out
= data_blob_null
;
643 NTSTATUS status
= NT_STATUS_UNSUCCESSFUL
;
644 struct smb_trans_enc_state
*es
= make_cli_enc_state(SMB_TRANS_ENC_NTLM
);
647 return NT_STATUS_NO_MEMORY
;
649 status
= ntlmssp_client_start(NULL
,
652 lp_client_ntlmv2_auth(),
653 &es
->s
.ntlmssp_state
);
654 if (!NT_STATUS_IS_OK(status
)) {
658 ntlmssp_want_feature(es
->s
.ntlmssp_state
, NTLMSSP_FEATURE_SESSION_KEY
);
659 es
->s
.ntlmssp_state
->neg_flags
|= (NTLMSSP_NEGOTIATE_SIGN
|NTLMSSP_NEGOTIATE_SEAL
);
661 if (!NT_STATUS_IS_OK(status
= ntlmssp_set_username(es
->s
.ntlmssp_state
, user
))) {
664 if (!NT_STATUS_IS_OK(status
= ntlmssp_set_domain(es
->s
.ntlmssp_state
, domain
))) {
667 if (!NT_STATUS_IS_OK(status
= ntlmssp_set_password(es
->s
.ntlmssp_state
, pass
))) {
672 status
= ntlmssp_update(es
->s
.ntlmssp_state
, blob_in
, &blob_out
);
673 data_blob_free(&blob_in
);
674 data_blob_free(¶m_out
);
675 if (NT_STATUS_EQUAL(status
, NT_STATUS_MORE_PROCESSING_REQUIRED
) || NT_STATUS_IS_OK(status
)) {
676 NTSTATUS trans_status
= enc_blob_send_receive(cli
,
680 if (!NT_STATUS_EQUAL(trans_status
,
681 NT_STATUS_MORE_PROCESSING_REQUIRED
) &&
682 !NT_STATUS_IS_OK(trans_status
)) {
683 status
= trans_status
;
685 if (param_out
.length
== 2) {
686 es
->enc_ctx_num
= SVAL(param_out
.data
, 0);
690 data_blob_free(&blob_out
);
691 } while (NT_STATUS_EQUAL(status
, NT_STATUS_MORE_PROCESSING_REQUIRED
));
693 data_blob_free(&blob_in
);
695 if (NT_STATUS_IS_OK(status
)) {
696 /* Replace the old state, if any. */
697 if (cli
->trans_enc_state
) {
698 common_free_encryption_state(&cli
->trans_enc_state
);
700 cli
->trans_enc_state
= es
;
701 cli
->trans_enc_state
->enc_on
= True
;
707 common_free_encryption_state(&es
);
711 #if defined(HAVE_GSSAPI) && defined(HAVE_KRB5)
713 #ifndef SMB_GSS_REQUIRED_FLAGS
714 #define SMB_GSS_REQUIRED_FLAGS (GSS_C_CONF_FLAG|GSS_C_INTEG_FLAG|GSS_C_MUTUAL_FLAG|GSS_C_REPLAY_FLAG|GSS_C_SEQUENCE_FLAG)
717 /******************************************************************************
718 Get client gss blob to send to a server.
719 ******************************************************************************/
721 static NTSTATUS
make_cli_gss_blob(struct smb_trans_enc_state
*es
,
725 DATA_BLOB spnego_blob_in
,
726 DATA_BLOB
*p_blob_out
)
728 const char *krb_mechs
[] = {OID_KERBEROS5
, NULL
};
732 gss_buffer_desc input_name
;
733 gss_buffer_desc
*p_tok_in
;
734 gss_buffer_desc tok_out
, tok_in
;
735 DATA_BLOB blob_out
= data_blob_null
;
736 DATA_BLOB blob_in
= data_blob_null
;
737 char *host_princ_s
= NULL
;
738 OM_uint32 ret_flags
= 0;
739 NTSTATUS status
= NT_STATUS_OK
;
741 gss_OID_desc nt_hostbased_service
=
742 {10, CONST_DISCARD(char *,"\x2a\x86\x48\x86\xf7\x12\x01\x02\x01\x04")};
744 memset(&tok_out
, '\0', sizeof(tok_out
));
746 /* Get a ticket for the service@host */
747 if (asprintf(&host_princ_s
, "%s@%s", service
, host
) == -1) {
748 return NT_STATUS_NO_MEMORY
;
751 input_name
.value
= host_princ_s
;
752 input_name
.length
= strlen(host_princ_s
) + 1;
754 ret
= gss_import_name(&min
,
756 &nt_hostbased_service
,
759 if (ret
!= GSS_S_COMPLETE
) {
760 SAFE_FREE(host_princ_s
);
761 return map_nt_error_from_gss(ret
, min
);
764 if (spnego_blob_in
.length
== 0) {
765 p_tok_in
= GSS_C_NO_BUFFER
;
767 /* Remove the SPNEGO wrapper */
768 if (!spnego_parse_auth_response(spnego_blob_in
, status_in
, OID_KERBEROS5
, &blob_in
)) {
769 status
= NT_STATUS_UNSUCCESSFUL
;
772 tok_in
.value
= blob_in
.data
;
773 tok_in
.length
= blob_in
.length
;
777 ret
= gss_init_sec_context(&min
,
778 GSS_C_NO_CREDENTIAL
, /* Use our default cred. */
779 &es
->s
.gss_state
->gss_ctx
,
781 GSS_C_NO_OID
, /* default OID. */
782 GSS_C_MUTUAL_FLAG
| GSS_C_REPLAY_FLAG
| GSS_C_SEQUENCE_FLAG
| GSS_C_DELEG_FLAG
,
783 GSS_C_INDEFINITE
, /* requested ticket lifetime. */
784 NULL
, /* no channel bindings */
786 NULL
, /* ignore mech type */
789 NULL
); /* ignore time_rec */
791 status
= map_nt_error_from_gss(ret
, min
);
792 if (!NT_STATUS_IS_OK(status
) && !NT_STATUS_EQUAL(status
,NT_STATUS_MORE_PROCESSING_REQUIRED
)) {
793 ADS_STATUS adss
= ADS_ERROR_GSS(ret
, min
);
794 DEBUG(10,("make_cli_gss_blob: gss_init_sec_context failed with %s\n",
799 if ((ret_flags
& SMB_GSS_REQUIRED_FLAGS
) != SMB_GSS_REQUIRED_FLAGS
) {
800 status
= NT_STATUS_ACCESS_DENIED
;
803 blob_out
= data_blob(tok_out
.value
, tok_out
.length
);
805 /* Wrap in an SPNEGO wrapper */
806 *p_blob_out
= gen_negTokenTarg(krb_mechs
, blob_out
);
810 data_blob_free(&blob_out
);
811 data_blob_free(&blob_in
);
812 SAFE_FREE(host_princ_s
);
813 gss_release_name(&min
, &srv_name
);
815 gss_release_buffer(&min
, &tok_out
);
820 /******************************************************************************
821 Start a SPNEGO gssapi encryption context.
822 ******************************************************************************/
824 NTSTATUS
cli_gss_smb_encryption_start(struct cli_state
*cli
)
826 DATA_BLOB blob_recv
= data_blob_null
;
827 DATA_BLOB blob_send
= data_blob_null
;
828 DATA_BLOB param_out
= data_blob_null
;
829 NTSTATUS status
= NT_STATUS_UNSUCCESSFUL
;
831 const char *servicename
;
832 struct smb_trans_enc_state
*es
= make_cli_enc_state(SMB_TRANS_ENC_GSS
);
835 return NT_STATUS_NO_MEMORY
;
838 name_to_fqdn(fqdn
, cli
->desthost
);
841 servicename
= "cifs";
842 status
= make_cli_gss_blob(es
, servicename
, fqdn
, NT_STATUS_OK
, blob_recv
, &blob_send
);
843 if (!NT_STATUS_EQUAL(status
,NT_STATUS_MORE_PROCESSING_REQUIRED
)) {
844 servicename
= "host";
845 status
= make_cli_gss_blob(es
, servicename
, fqdn
, NT_STATUS_OK
, blob_recv
, &blob_send
);
846 if (!NT_STATUS_EQUAL(status
,NT_STATUS_MORE_PROCESSING_REQUIRED
)) {
852 data_blob_free(&blob_recv
);
853 status
= enc_blob_send_receive(cli
, &blob_send
, &blob_recv
, ¶m_out
);
854 if (param_out
.length
== 2) {
855 es
->enc_ctx_num
= SVAL(param_out
.data
, 0);
857 data_blob_free(&blob_send
);
858 status
= make_cli_gss_blob(es
, servicename
, fqdn
, status
, blob_recv
, &blob_send
);
859 } while (NT_STATUS_EQUAL(status
, NT_STATUS_MORE_PROCESSING_REQUIRED
));
860 data_blob_free(&blob_recv
);
862 if (NT_STATUS_IS_OK(status
)) {
863 /* Replace the old state, if any. */
864 if (cli
->trans_enc_state
) {
865 common_free_encryption_state(&cli
->trans_enc_state
);
867 cli
->trans_enc_state
= es
;
868 cli
->trans_enc_state
->enc_on
= True
;
874 common_free_encryption_state(&es
);
878 NTSTATUS
cli_gss_smb_encryption_start(struct cli_state
*cli
)
880 return NT_STATUS_NOT_SUPPORTED
;
884 /********************************************************************
885 Ensure a connection is encrypted.
886 ********************************************************************/
888 NTSTATUS
cli_force_encryption(struct cli_state
*c
,
889 const char *username
,
890 const char *password
,
894 uint32 caplow
, caphigh
;
897 if (!SERVER_HAS_UNIX_CIFS(c
)) {
898 return NT_STATUS_NOT_SUPPORTED
;
901 status
= cli_unix_extensions_version(c
, &major
, &minor
, &caplow
,
903 if (!NT_STATUS_IS_OK(status
)) {
904 DEBUG(10, ("cli_force_encryption: cli_unix_extensions_version "
905 "returned %s\n", nt_errstr(status
)));
906 return NT_STATUS_UNKNOWN_REVISION
;
909 if (!(caplow
& CIFS_UNIX_TRANSPORT_ENCRYPTION_CAP
)) {
910 return NT_STATUS_UNSUPPORTED_COMPRESSION
;
913 if (c
->use_kerberos
) {
914 return cli_gss_smb_encryption_start(c
);
916 return cli_raw_ntlm_smb_encryption_start(c
,