[SCM] Samba Shared Repository - branch master updated - release-4-0-0alpha8-1005-g5ae122e

Volker Lendecke vlendec at samba.org
Sun Aug 16 02:38:50 MDT 2009


The branch, master has been updated
       via  5ae122ed7a76e984cc9a8524c03a94bfe42232e3 (commit)
       via  0f64bb5b7ef9b77b1865a5b6e0bdab331a618c38 (commit)
       via  e54503e82fdbb337b4de9c5aaef252edb2e11e39 (commit)
       via  1d110e0ef6efa030a65465291f2b8c7874fed1fb (commit)
       via  c6b36ce57391a083162e0918be34f685385df91a (commit)
       via  6d100a6b20842cc950e85381908d3a2098f481e6 (commit)
      from  95c3d3b5d8fdc05f20c826a48312f1230f036029 (commit)

http://gitweb.samba.org/?p=samba.git;a=shortlog;h=master


- Log -----------------------------------------------------------------
commit 5ae122ed7a76e984cc9a8524c03a94bfe42232e3
Author: Volker Lendecke <vl at samba.org>
Date:   Sat Aug 15 22:04:13 2009 +0200

    s3:winbind: Fix a potential segfault in libwbclient

commit 0f64bb5b7ef9b77b1865a5b6e0bdab331a618c38
Author: Volker Lendecke <vl at samba.org>
Date:   Sat Aug 15 13:23:57 2009 +0200

    s3:winbind: Convert winbindd_show_sequence to the new API

commit e54503e82fdbb337b4de9c5aaef252edb2e11e39
Author: Volker Lendecke <vl at samba.org>
Date:   Sat Aug 15 11:21:16 2009 +0200

    s3:winbind: Add async wb_seqnums
    
    This is something that would have been very difficult with the old style of
    async requests: Send the request to all children simultaneously.

commit 1d110e0ef6efa030a65465291f2b8c7874fed1fb
Author: Volker Lendecke <vl at samba.org>
Date:   Sat Aug 15 11:16:28 2009 +0200

    s3:winbind: Add async wb_seqnum

commit c6b36ce57391a083162e0918be34f685385df91a
Author: Volker Lendecke <vl at samba.org>
Date:   Sun Aug 9 07:31:31 2009 -0400

    s3:winbind: WINBIND_USERINFO -> wbint_userinfo

commit 6d100a6b20842cc950e85381908d3a2098f481e6
Author: Volker Lendecke <vl at samba.org>
Date:   Sun Aug 9 07:17:35 2009 -0400

    s3:winbind: Simplify _wbint_[GU]id2Sid

-----------------------------------------------------------------------

Summary of changes:
 nsswitch/libwbclient/wbc_util.c           |    2 +-
 source3/Makefile.in                       |    3 +
 source3/librpc/gen_ndr/cli_wbint.c        |  156 ++++++++++++++++++++++++++
 source3/librpc/gen_ndr/cli_wbint.h        |   10 ++
 source3/librpc/gen_ndr/ndr_wbint.c        |   71 ++++++++++++-
 source3/librpc/gen_ndr/ndr_wbint.h        |    5 +-
 source3/librpc/gen_ndr/srv_wbint.c        |   93 ++++++++++++++++
 source3/librpc/gen_ndr/srv_wbint.h        |    2 +
 source3/librpc/gen_ndr/wbint.h            |    9 ++
 source3/librpc/idl/wbint.idl              |    4 +
 source3/winbindd/wb_getpwsid.c            |    2 +-
 source3/winbindd/wb_queryuser.c           |   36 ++-----
 source3/winbindd/wb_seqnum.c              |   82 ++++++++++++++
 source3/winbindd/wb_seqnums.c             |  133 +++++++++++++++++++++++
 source3/winbindd/winbindd.c               |    3 +-
 source3/winbindd/winbindd.h               |   20 +---
 source3/winbindd/winbindd_ads.c           |   17 ++--
 source3/winbindd/winbindd_async.c         |    2 +-
 source3/winbindd/winbindd_cache.c         |   11 +-
 source3/winbindd/winbindd_dual_srv.c      |   51 +++------
 source3/winbindd/winbindd_misc.c          |  111 -------------------
 source3/winbindd/winbindd_passdb.c        |   10 +-
 source3/winbindd/winbindd_proto.h         |   20 +++-
 source3/winbindd/winbindd_reconnect.c     |    4 +-
 source3/winbindd/winbindd_rpc.c           |    7 +-
 source3/winbindd/winbindd_show_sequence.c |  168 +++++++++++++++++++++++++++++
 source3/winbindd/winbindd_user.c          |    4 +-
 27 files changed, 818 insertions(+), 218 deletions(-)
 create mode 100644 source3/winbindd/wb_seqnum.c
 create mode 100644 source3/winbindd/wb_seqnums.c
 create mode 100644 source3/winbindd/winbindd_show_sequence.c


Changeset truncated at 500 lines:

diff --git a/nsswitch/libwbclient/wbc_util.c b/nsswitch/libwbclient/wbc_util.c
index fcb7671..7f3b61b 100644
--- a/nsswitch/libwbclient/wbc_util.c
+++ b/nsswitch/libwbclient/wbc_util.c
@@ -407,7 +407,7 @@ wbcErr wbcListTrusts(struct wbcDomainInfo **domains, size_t *num_domains)
 
 	p = (char *)response.extra_data.data;
 
-	if (strlen(p) == 0) {
+	if ((p == NULL) || (strlen(p) == 0)) {
 		/* We should always at least get back our
 		   own SAM domain */
 
diff --git a/source3/Makefile.in b/source3/Makefile.in
index c2cd8ca..f1c645a 100644
--- a/source3/Makefile.in
+++ b/source3/Makefile.in
@@ -1164,6 +1164,8 @@ WINBINDD_OBJ1 = \
 		winbindd/wb_lookupusergroups.o \
 		winbindd/wb_getpwsid.o \
 		winbindd/wb_gettoken.o \
+		winbindd/wb_seqnum.o \
+		winbindd/wb_seqnums.o \
 		winbindd/winbindd_lookupsid.o \
 		winbindd/winbindd_lookupname.o \
 		winbindd/winbindd_sid_to_uid.o \
@@ -1176,6 +1178,7 @@ WINBINDD_OBJ1 = \
 		winbindd/winbindd_getsidaliases.o \
 		winbindd/winbindd_getuserdomgroups.o \
 		winbindd/winbindd_getgroups.o \
+		winbindd/winbindd_show_sequence.o \
 		auth/token_util.o \
 		../nsswitch/libwbclient/wb_reqtrans.o \
 		smbd/connection.o
diff --git a/source3/librpc/gen_ndr/cli_wbint.c b/source3/librpc/gen_ndr/cli_wbint.c
index de6b345..07486c2 100644
--- a/source3/librpc/gen_ndr/cli_wbint.c
+++ b/source3/librpc/gen_ndr/cli_wbint.c
@@ -1645,3 +1645,159 @@ NTSTATUS rpccli_wbint_LookupUserGroups(struct rpc_pipe_client *cli,
 	return r.out.result;
 }
 
+struct rpccli_wbint_QuerySequenceNumber_state {
+	struct wbint_QuerySequenceNumber orig;
+	struct wbint_QuerySequenceNumber tmp;
+	TALLOC_CTX *out_mem_ctx;
+	NTSTATUS (*dispatch_recv)(struct tevent_req *req, TALLOC_CTX *mem_ctx);
+};
+
+static void rpccli_wbint_QuerySequenceNumber_done(struct tevent_req *subreq);
+
+struct tevent_req *rpccli_wbint_QuerySequenceNumber_send(TALLOC_CTX *mem_ctx,
+							 struct tevent_context *ev,
+							 struct rpc_pipe_client *cli,
+							 uint32_t *_sequence /* [out] [ref] */)
+{
+	struct tevent_req *req;
+	struct rpccli_wbint_QuerySequenceNumber_state *state;
+	struct tevent_req *subreq;
+
+	req = tevent_req_create(mem_ctx, &state,
+				struct rpccli_wbint_QuerySequenceNumber_state);
+	if (req == NULL) {
+		return NULL;
+	}
+	state->out_mem_ctx = NULL;
+	state->dispatch_recv = cli->dispatch_recv;
+
+	/* In parameters */
+
+	/* Out parameters */
+	state->orig.out.sequence = _sequence;
+
+	/* Result */
+	ZERO_STRUCT(state->orig.out.result);
+
+	if (DEBUGLEVEL >= 10) {
+		NDR_PRINT_IN_DEBUG(wbint_QuerySequenceNumber, &state->orig);
+	}
+
+	state->out_mem_ctx = talloc_named_const(state, 0,
+			     "rpccli_wbint_QuerySequenceNumber_out_memory");
+	if (tevent_req_nomem(state->out_mem_ctx, req)) {
+		return tevent_req_post(req, ev);
+	}
+
+	/* make a temporary copy, that we pass to the dispatch function */
+	state->tmp = state->orig;
+
+	subreq = cli->dispatch_send(state, ev, cli,
+				    &ndr_table_wbint,
+				    NDR_WBINT_QUERYSEQUENCENUMBER,
+				    &state->tmp);
+	if (tevent_req_nomem(subreq, req)) {
+		return tevent_req_post(req, ev);
+	}
+	tevent_req_set_callback(subreq, rpccli_wbint_QuerySequenceNumber_done, req);
+	return req;
+}
+
+static void rpccli_wbint_QuerySequenceNumber_done(struct tevent_req *subreq)
+{
+	struct tevent_req *req = tevent_req_callback_data(
+		subreq, struct tevent_req);
+	struct rpccli_wbint_QuerySequenceNumber_state *state = tevent_req_data(
+		req, struct rpccli_wbint_QuerySequenceNumber_state);
+	NTSTATUS status;
+	TALLOC_CTX *mem_ctx;
+
+	if (state->out_mem_ctx) {
+		mem_ctx = state->out_mem_ctx;
+	} else {
+		mem_ctx = state;
+	}
+
+	status = state->dispatch_recv(subreq, mem_ctx);
+	TALLOC_FREE(subreq);
+	if (!NT_STATUS_IS_OK(status)) {
+		tevent_req_nterror(req, status);
+		return;
+	}
+
+	/* Copy out parameters */
+	*state->orig.out.sequence = *state->tmp.out.sequence;
+
+	/* Copy result */
+	state->orig.out.result = state->tmp.out.result;
+
+	/* Reset temporary structure */
+	ZERO_STRUCT(state->tmp);
+
+	if (DEBUGLEVEL >= 10) {
+		NDR_PRINT_OUT_DEBUG(wbint_QuerySequenceNumber, &state->orig);
+	}
+
+	tevent_req_done(req);
+}
+
+NTSTATUS rpccli_wbint_QuerySequenceNumber_recv(struct tevent_req *req,
+					       TALLOC_CTX *mem_ctx,
+					       NTSTATUS *result)
+{
+	struct rpccli_wbint_QuerySequenceNumber_state *state = tevent_req_data(
+		req, struct rpccli_wbint_QuerySequenceNumber_state);
+	NTSTATUS status;
+
+	if (tevent_req_is_nterror(req, &status)) {
+		tevent_req_received(req);
+		return status;
+	}
+
+	/* Steal possbile out parameters to the callers context */
+	talloc_steal(mem_ctx, state->out_mem_ctx);
+
+	/* Return result */
+	*result = state->orig.out.result;
+
+	tevent_req_received(req);
+	return NT_STATUS_OK;
+}
+
+NTSTATUS rpccli_wbint_QuerySequenceNumber(struct rpc_pipe_client *cli,
+					  TALLOC_CTX *mem_ctx,
+					  uint32_t *sequence /* [out] [ref] */)
+{
+	struct wbint_QuerySequenceNumber r;
+	NTSTATUS status;
+
+	/* In parameters */
+
+	if (DEBUGLEVEL >= 10) {
+		NDR_PRINT_IN_DEBUG(wbint_QuerySequenceNumber, &r);
+	}
+
+	status = cli->dispatch(cli,
+				mem_ctx,
+				&ndr_table_wbint,
+				NDR_WBINT_QUERYSEQUENCENUMBER,
+				&r);
+
+	if (!NT_STATUS_IS_OK(status)) {
+		return status;
+	}
+
+	if (DEBUGLEVEL >= 10) {
+		NDR_PRINT_OUT_DEBUG(wbint_QuerySequenceNumber, &r);
+	}
+
+	if (NT_STATUS_IS_ERR(status)) {
+		return status;
+	}
+
+	/* Return variables */
+	*sequence = *r.out.sequence;
+
+	/* Return result */
+	return r.out.result;
+}
diff --git a/source3/librpc/gen_ndr/cli_wbint.h b/source3/librpc/gen_ndr/cli_wbint.h
index e9927c1..ded9330 100644
--- a/source3/librpc/gen_ndr/cli_wbint.h
+++ b/source3/librpc/gen_ndr/cli_wbint.h
@@ -138,4 +138,14 @@ NTSTATUS rpccli_wbint_LookupUserGroups(struct rpc_pipe_client *cli,
 				       TALLOC_CTX *mem_ctx,
 				       struct dom_sid *sid /* [in] [ref] */,
 				       struct wbint_SidArray *sids /* [out] [ref] */);
+struct tevent_req *rpccli_wbint_QuerySequenceNumber_send(TALLOC_CTX *mem_ctx,
+							 struct tevent_context *ev,
+							 struct rpc_pipe_client *cli,
+							 uint32_t *_sequence /* [out] [ref] */);
+NTSTATUS rpccli_wbint_QuerySequenceNumber_recv(struct tevent_req *req,
+					       TALLOC_CTX *mem_ctx,
+					       NTSTATUS *result);
+NTSTATUS rpccli_wbint_QuerySequenceNumber(struct rpc_pipe_client *cli,
+					  TALLOC_CTX *mem_ctx,
+					  uint32_t *sequence /* [out] [ref] */);
 #endif /* __CLI_WBINT__ */
diff --git a/source3/librpc/gen_ndr/ndr_wbint.c b/source3/librpc/gen_ndr/ndr_wbint.c
index 5a8c1c3..295b72f 100644
--- a/source3/librpc/gen_ndr/ndr_wbint.c
+++ b/source3/librpc/gen_ndr/ndr_wbint.c
@@ -1287,6 +1287,67 @@ _PUBLIC_ void ndr_print_wbint_LookupUserGroups(struct ndr_print *ndr, const char
 	ndr->depth--;
 }
 
+static enum ndr_err_code ndr_push_wbint_QuerySequenceNumber(struct ndr_push *ndr, int flags, const struct wbint_QuerySequenceNumber *r)
+{
+	if (flags & NDR_IN) {
+	}
+	if (flags & NDR_OUT) {
+		if (r->out.sequence == NULL) {
+			return ndr_push_error(ndr, NDR_ERR_INVALID_POINTER, "NULL [ref] pointer");
+		}
+		NDR_CHECK(ndr_push_uint32(ndr, NDR_SCALARS, *r->out.sequence));
+		NDR_CHECK(ndr_push_NTSTATUS(ndr, NDR_SCALARS, r->out.result));
+	}
+	return NDR_ERR_SUCCESS;
+}
+
+static enum ndr_err_code ndr_pull_wbint_QuerySequenceNumber(struct ndr_pull *ndr, int flags, struct wbint_QuerySequenceNumber *r)
+{
+	TALLOC_CTX *_mem_save_sequence_0;
+	if (flags & NDR_IN) {
+		ZERO_STRUCT(r->out);
+
+		NDR_PULL_ALLOC(ndr, r->out.sequence);
+		ZERO_STRUCTP(r->out.sequence);
+	}
+	if (flags & NDR_OUT) {
+		if (ndr->flags & LIBNDR_FLAG_REF_ALLOC) {
+			NDR_PULL_ALLOC(ndr, r->out.sequence);
+		}
+		_mem_save_sequence_0 = NDR_PULL_GET_MEM_CTX(ndr);
+		NDR_PULL_SET_MEM_CTX(ndr, r->out.sequence, LIBNDR_FLAG_REF_ALLOC);
+		NDR_CHECK(ndr_pull_uint32(ndr, NDR_SCALARS, r->out.sequence));
+		NDR_PULL_SET_MEM_CTX(ndr, _mem_save_sequence_0, LIBNDR_FLAG_REF_ALLOC);
+		NDR_CHECK(ndr_pull_NTSTATUS(ndr, NDR_SCALARS, &r->out.result));
+	}
+	return NDR_ERR_SUCCESS;
+}
+
+_PUBLIC_ void ndr_print_wbint_QuerySequenceNumber(struct ndr_print *ndr, const char *name, int flags, const struct wbint_QuerySequenceNumber *r)
+{
+	ndr_print_struct(ndr, name, "wbint_QuerySequenceNumber");
+	ndr->depth++;
+	if (flags & NDR_SET_VALUES) {
+		ndr->flags |= LIBNDR_PRINT_SET_VALUES;
+	}
+	if (flags & NDR_IN) {
+		ndr_print_struct(ndr, "in", "wbint_QuerySequenceNumber");
+		ndr->depth++;
+		ndr->depth--;
+	}
+	if (flags & NDR_OUT) {
+		ndr_print_struct(ndr, "out", "wbint_QuerySequenceNumber");
+		ndr->depth++;
+		ndr_print_ptr(ndr, "sequence", r->out.sequence);
+		ndr->depth++;
+		ndr_print_uint32(ndr, "sequence", *r->out.sequence);
+		ndr->depth--;
+		ndr_print_NTSTATUS(ndr, "result", r->out.result);
+		ndr->depth--;
+	}
+	ndr->depth--;
+}
+
 static const struct ndr_interface_call wbint_calls[] = {
 	{
 		"wbint_Ping",
@@ -1368,6 +1429,14 @@ static const struct ndr_interface_call wbint_calls[] = {
 		(ndr_print_function_t) ndr_print_wbint_LookupUserGroups,
 		false,
 	},
+	{
+		"wbint_QuerySequenceNumber",
+		sizeof(struct wbint_QuerySequenceNumber),
+		(ndr_push_flags_fn_t) ndr_push_wbint_QuerySequenceNumber,
+		(ndr_pull_flags_fn_t) ndr_pull_wbint_QuerySequenceNumber,
+		(ndr_print_function_t) ndr_print_wbint_QuerySequenceNumber,
+		false,
+	},
 	{ NULL, 0, NULL, NULL, NULL, false }
 };
 
@@ -1397,7 +1466,7 @@ const struct ndr_interface_table ndr_table_wbint = {
 		NDR_WBINT_VERSION
 	},
 	.helpstring	= NDR_WBINT_HELPSTRING,
-	.num_calls	= 10,
+	.num_calls	= 11,
 	.calls		= wbint_calls,
 	.endpoints	= &wbint_endpoints,
 	.authservices	= &wbint_authservices
diff --git a/source3/librpc/gen_ndr/ndr_wbint.h b/source3/librpc/gen_ndr/ndr_wbint.h
index 6fd6b1d..4acdc40 100644
--- a/source3/librpc/gen_ndr/ndr_wbint.h
+++ b/source3/librpc/gen_ndr/ndr_wbint.h
@@ -31,7 +31,9 @@ extern const struct ndr_interface_table ndr_table_wbint;
 
 #define NDR_WBINT_LOOKUPUSERGROUPS (0x09)
 
-#define NDR_WBINT_CALL_COUNT (10)
+#define NDR_WBINT_QUERYSEQUENCENUMBER (0x0a)
+
+#define NDR_WBINT_CALL_COUNT (11)
 enum ndr_err_code ndr_push_wbint_userinfo(struct ndr_push *ndr, int ndr_flags, const struct wbint_userinfo *r);
 enum ndr_err_code ndr_pull_wbint_userinfo(struct ndr_pull *ndr, int ndr_flags, struct wbint_userinfo *r);
 void ndr_print_wbint_userinfo(struct ndr_print *ndr, const char *name, const struct wbint_userinfo *r);
@@ -51,4 +53,5 @@ void ndr_print_wbint_Gid2Sid(struct ndr_print *ndr, const char *name, int flags,
 void ndr_print_wbint_QueryUser(struct ndr_print *ndr, const char *name, int flags, const struct wbint_QueryUser *r);
 void ndr_print_wbint_LookupUserAliases(struct ndr_print *ndr, const char *name, int flags, const struct wbint_LookupUserAliases *r);
 void ndr_print_wbint_LookupUserGroups(struct ndr_print *ndr, const char *name, int flags, const struct wbint_LookupUserGroups *r);
+void ndr_print_wbint_QuerySequenceNumber(struct ndr_print *ndr, const char *name, int flags, const struct wbint_QuerySequenceNumber *r);
 #endif /* _HEADER_NDR_wbint */
diff --git a/source3/librpc/gen_ndr/srv_wbint.c b/source3/librpc/gen_ndr/srv_wbint.c
index 95c0619..1c2799c 100644
--- a/source3/librpc/gen_ndr/srv_wbint.c
+++ b/source3/librpc/gen_ndr/srv_wbint.c
@@ -824,6 +824,86 @@ static bool api_wbint_LookupUserGroups(pipes_struct *p)
 	return true;
 }
 
+static bool api_wbint_QuerySequenceNumber(pipes_struct *p)
+{
+	const struct ndr_interface_call *call;
+	struct ndr_pull *pull;
+	struct ndr_push *push;
+	enum ndr_err_code ndr_err;
+	DATA_BLOB blob;
+	struct wbint_QuerySequenceNumber *r;
+
+	call = &ndr_table_wbint.calls[NDR_WBINT_QUERYSEQUENCENUMBER];
+
+	r = talloc(talloc_tos(), struct wbint_QuerySequenceNumber);
+	if (r == NULL) {
+		return false;
+	}
+
+	if (!prs_data_blob(&p->in_data.data, &blob, r)) {
+		talloc_free(r);
+		return false;
+	}
+
+	pull = ndr_pull_init_blob(&blob, r, NULL);
+	if (pull == NULL) {
+		talloc_free(r);
+		return false;
+	}
+
+	pull->flags |= LIBNDR_FLAG_REF_ALLOC;
+	ndr_err = call->ndr_pull(pull, NDR_IN, r);
+	if (!NDR_ERR_CODE_IS_SUCCESS(ndr_err)) {
+		talloc_free(r);
+		return false;
+	}
+
+	if (DEBUGLEVEL >= 10) {
+		NDR_PRINT_IN_DEBUG(wbint_QuerySequenceNumber, r);
+	}
+
+	ZERO_STRUCT(r->out);
+	r->out.sequence = talloc_zero(r, uint32_t);
+	if (r->out.sequence == NULL) {
+		talloc_free(r);
+		return false;
+	}
+
+	r->out.result = _wbint_QuerySequenceNumber(p, r);
+
+	if (p->rng_fault_state) {
+		talloc_free(r);
+		/* Return true here, srv_pipe_hnd.c will take care */
+		return true;
+	}
+
+	if (DEBUGLEVEL >= 10) {
+		NDR_PRINT_OUT_DEBUG(wbint_QuerySequenceNumber, r);
+	}
+
+	push = ndr_push_init_ctx(r, NULL);
+	if (push == NULL) {
+		talloc_free(r);
+		return false;
+	}
+
+	ndr_err = call->ndr_push(push, NDR_OUT, r);
+	if (!NDR_ERR_CODE_IS_SUCCESS(ndr_err)) {
+		talloc_free(r);
+		return false;
+	}
+
+	blob = ndr_push_blob(push);
+	if (!prs_copy_data_in(&p->out_data.rdata, (const char *)blob.data, (uint32_t)blob.length)) {
+		talloc_free(r);
+		return false;
+	}
+
+	talloc_free(r);
+
+	return true;
+}
+
 
 /* Tables */
 static struct api_struct api_wbint_cmds[] =
@@ -838,6 +918,7 @@ static struct api_struct api_wbint_cmds[] =
 	{"WBINT_QUERYUSER", NDR_WBINT_QUERYUSER, api_wbint_QueryUser},
 	{"WBINT_LOOKUPUSERALIASES", NDR_WBINT_LOOKUPUSERALIASES, api_wbint_LookupUserAliases},
 	{"WBINT_LOOKUPUSERGROUPS", NDR_WBINT_LOOKUPUSERGROUPS, api_wbint_LookupUserGroups},
+	{"WBINT_QUERYSEQUENCENUMBER", NDR_WBINT_QUERYSEQUENCENUMBER, api_wbint_QuerySequenceNumber},
 };
 
 void wbint_get_pipe_fns(struct api_struct **fns, int *n_fns)
@@ -989,6 +1070,18 @@ NTSTATUS rpc_wbint_dispatch(struct rpc_pipe_client *cli, TALLOC_CTX *mem_ctx, co
 			return NT_STATUS_OK;
 		}
 
+		case NDR_WBINT_QUERYSEQUENCENUMBER: {
+			struct wbint_QuerySequenceNumber *r = (struct wbint_QuerySequenceNumber *)_r;
+			ZERO_STRUCT(r->out);
+			r->out.sequence = talloc_zero(mem_ctx, uint32_t);
+			if (r->out.sequence == NULL) {
+			return NT_STATUS_NO_MEMORY;
+			}
+
+			r->out.result = _wbint_QuerySequenceNumber(cli->pipes_struct, r);
+			return NT_STATUS_OK;
+		}
+
 		default:
 			return NT_STATUS_NOT_IMPLEMENTED;
 	}
diff --git a/source3/librpc/gen_ndr/srv_wbint.h b/source3/librpc/gen_ndr/srv_wbint.h
index 20ca316..5749b1e 100644
--- a/source3/librpc/gen_ndr/srv_wbint.h
+++ b/source3/librpc/gen_ndr/srv_wbint.h
@@ -11,6 +11,7 @@ NTSTATUS _wbint_Gid2Sid(pipes_struct *p, struct wbint_Gid2Sid *r);
 NTSTATUS _wbint_QueryUser(pipes_struct *p, struct wbint_QueryUser *r);
 NTSTATUS _wbint_LookupUserAliases(pipes_struct *p, struct wbint_LookupUserAliases *r);
 NTSTATUS _wbint_LookupUserGroups(pipes_struct *p, struct wbint_LookupUserGroups *r);
+NTSTATUS _wbint_QuerySequenceNumber(pipes_struct *p, struct wbint_QuerySequenceNumber *r);
 void wbint_get_pipe_fns(struct api_struct **fns, int *n_fns);
 NTSTATUS rpc_wbint_dispatch(struct rpc_pipe_client *cli, TALLOC_CTX *mem_ctx, const struct ndr_interface_table *table, uint32_t opnum, void *r);
 void _wbint_Ping(pipes_struct *p, struct wbint_Ping *r);
@@ -23,5 +24,6 @@ NTSTATUS _wbint_Gid2Sid(pipes_struct *p, struct wbint_Gid2Sid *r);
 NTSTATUS _wbint_QueryUser(pipes_struct *p, struct wbint_QueryUser *r);
 NTSTATUS _wbint_LookupUserAliases(pipes_struct *p, struct wbint_LookupUserAliases *r);
 NTSTATUS _wbint_LookupUserGroups(pipes_struct *p, struct wbint_LookupUserGroups *r);
+NTSTATUS _wbint_QuerySequenceNumber(pipes_struct *p, struct wbint_QuerySequenceNumber *r);
 NTSTATUS rpc_wbint_init(void);
 #endif /* __SRV_WBINT__ */
diff --git a/source3/librpc/gen_ndr/wbint.h b/source3/librpc/gen_ndr/wbint.h
index 28382ec..c5caa79 100644
--- a/source3/librpc/gen_ndr/wbint.h
+++ b/source3/librpc/gen_ndr/wbint.h
@@ -166,4 +166,13 @@ struct wbint_LookupUserGroups {
 
 };
 
+
+struct wbint_QuerySequenceNumber {
+	struct {
+		uint32_t *sequence;/* [ref] */
+		NTSTATUS result;
+	} out;
+
+};
+
 #endif /* _HEADER_wbint */
diff --git a/source3/librpc/idl/wbint.idl b/source3/librpc/idl/wbint.idl
index f994126..a4aab7c 100644
--- a/source3/librpc/idl/wbint.idl
+++ b/source3/librpc/idl/wbint.idl
@@ -88,4 +88,8 @@ interface wbint
 	[in] dom_sid *sid,
 	[out] wbint_SidArray *sids
 	);
+
+    NTSTATUS wbint_QuerySequenceNumber(
+	[out] uint32 *sequence


-- 
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