svcctl: use offered/needed for buffer sizes as in spoolss.

Guenther

8 files changed, 525 insertions, 525 deletions

diff --git a/librpc/gen_ndr/cli_svcctl.c b/librpc/gen_ndr/cli_svcctl.c
index 4c013f52b3..bc49121ed9 100644
--- a/librpc/gen_ndr/cli_svcctl.c
+++ b/librpc/gen_ndr/cli_svcctl.c
@@ -648,9 +648,9 @@ NTSTATUS rpccli_svcctl_EnumDependentServicesW(struct rpc_pipe_client *cli,
 					      TALLOC_CTX *mem_ctx,
 					      struct policy_handle *service /* [in] [ref] */,
 					      uint32_t state /* [in]  */,
-					      uint8_t *service_status /* [out] [ref,size_is(buf_size)] */,
-					      uint32_t buf_size /* [in] [range(0,0x40000)] */,
-					      uint32_t *bytes_needed /* [out] [ref,range(0,0x40000)] */,
+					      uint8_t *service_status /* [out] [ref,size_is(offered)] */,
+					      uint32_t offered /* [in] [range(0,0x40000)] */,
+					      uint32_t *needed /* [out] [ref,range(0,0x40000)] */,
 					      uint32_t *services_returned /* [out] [ref,range(0,0x40000)] */,
 					      WERROR *werror)
 {
@@ -660,7 +660,7 @@ NTSTATUS rpccli_svcctl_EnumDependentServicesW(struct rpc_pipe_client *cli,
 	/* In parameters */
 	r.in.service = service;
 	r.in.state = state;
-	r.in.buf_size = buf_size;
+	r.in.offered = offered;
 
 	if (DEBUGLEVEL >= 10) {
 		NDR_PRINT_IN_DEBUG(svcctl_EnumDependentServicesW, &r);
@@ -685,8 +685,8 @@ NTSTATUS rpccli_svcctl_EnumDependentServicesW(struct rpc_pipe_client *cli,
 	}
 
 	/* Return variables */
-	memcpy(service_status, r.out.service_status, r.in.buf_size * sizeof(*service_status));
-	*bytes_needed = *r.out.bytes_needed;
+	memcpy(service_status, r.out.service_status, r.in.offered * sizeof(*service_status));
+	*needed = *r.out.needed;
 	*services_returned = *r.out.services_returned;
 
 	/* Return result */
@@ -702,9 +702,9 @@ NTSTATUS rpccli_svcctl_EnumServicesStatusW(struct rpc_pipe_client *cli,
 					   struct policy_handle *handle /* [in] [ref] */,
 					   uint32_t type /* [in]  */,
 					   enum svcctl_ServiceState state /* [in]  */,
-					   uint8_t *service /* [out] [ref,size_is(buf_size)] */,
-					   uint32_t buf_size /* [in] [range(0,0x40000)] */,
-					   uint32_t *bytes_needed /* [out] [ref,range(0,0x40000)] */,
+					   uint8_t *service /* [out] [ref,size_is(offered)] */,
+					   uint32_t offered /* [in] [range(0,0x40000)] */,
+					   uint32_t *needed /* [out] [ref,range(0,0x40000)] */,
 					   uint32_t *services_returned /* [out] [ref,range(0,0x40000)] */,
 					   uint32_t *resume_handle /* [in,out] [unique] */,
 					   WERROR *werror)
@@ -716,7 +716,7 @@ NTSTATUS rpccli_svcctl_EnumServicesStatusW(struct rpc_pipe_client *cli,
 	r.in.handle = handle;
 	r.in.type = type;
 	r.in.state = state;
-	r.in.buf_size = buf_size;
+	r.in.offered = offered;
 	r.in.resume_handle = resume_handle;
 
 	if (DEBUGLEVEL >= 10) {
@@ -742,8 +742,8 @@ NTSTATUS rpccli_svcctl_EnumServicesStatusW(struct rpc_pipe_client *cli,
 	}
 
 	/* Return variables */
-	memcpy(service, r.out.service, r.in.buf_size * sizeof(*service));
-	*bytes_needed = *r.out.bytes_needed;
+	memcpy(service, r.out.service, r.in.offered * sizeof(*service));
+	*needed = *r.out.needed;
 	*services_returned = *r.out.services_returned;
 	if (resume_handle && r.out.resume_handle) {
 		*resume_handle = *r.out.resume_handle;
@@ -859,8 +859,8 @@ NTSTATUS rpccli_svcctl_QueryServiceConfigW(struct rpc_pipe_client *cli,
 					   TALLOC_CTX *mem_ctx,
 					   struct policy_handle *handle /* [in] [ref] */,
 					   struct QUERY_SERVICE_CONFIG *query /* [out] [ref] */,
-					   uint32_t buf_size /* [in] [range(0,8192)] */,
-					   uint32_t *bytes_needed /* [out] [ref,range(0,8192)] */,
+					   uint32_t offered /* [in] [range(0,8192)] */,
+					   uint32_t *needed /* [out] [ref,range(0,8192)] */,
 					   WERROR *werror)
 {
 	struct svcctl_QueryServiceConfigW r;
@@ -868,7 +868,7 @@ NTSTATUS rpccli_svcctl_QueryServiceConfigW(struct rpc_pipe_client *cli,
 
 	/* In parameters */
 	r.in.handle = handle;
-	r.in.buf_size = buf_size;
+	r.in.offered = offered;
 
 	if (DEBUGLEVEL >= 10) {
 		NDR_PRINT_IN_DEBUG(svcctl_QueryServiceConfigW, &r);
@@ -894,7 +894,7 @@ NTSTATUS rpccli_svcctl_QueryServiceConfigW(struct rpc_pipe_client *cli,
 
 	/* Return variables */
 	*query = *r.out.query;
-	*bytes_needed = *r.out.bytes_needed;
+	*needed = *r.out.needed;
 
 	/* Return result */
 	if (werror) {
@@ -907,9 +907,9 @@ NTSTATUS rpccli_svcctl_QueryServiceConfigW(struct rpc_pipe_client *cli,
 NTSTATUS rpccli_svcctl_QueryServiceLockStatusW(struct rpc_pipe_client *cli,
 					       TALLOC_CTX *mem_ctx,
 					       struct policy_handle *handle /* [in] [ref] */,
-					       uint32_t buf_size /* [in]  */,
+					       uint32_t offered /* [in]  */,
 					       struct SERVICE_LOCK_STATUS *lock_status /* [out] [ref] */,
-					       uint32_t *required_buf_size /* [out] [ref] */,
+					       uint32_t *needed /* [out] [ref] */,
 					       WERROR *werror)
 {
 	struct svcctl_QueryServiceLockStatusW r;
@@ -917,7 +917,7 @@ NTSTATUS rpccli_svcctl_QueryServiceLockStatusW(struct rpc_pipe_client *cli,
 
 	/* In parameters */
 	r.in.handle = handle;
-	r.in.buf_size = buf_size;
+	r.in.offered = offered;
 
 	if (DEBUGLEVEL >= 10) {
 		NDR_PRINT_IN_DEBUG(svcctl_QueryServiceLockStatusW, &r);
@@ -943,7 +943,7 @@ NTSTATUS rpccli_svcctl_QueryServiceLockStatusW(struct rpc_pipe_client *cli,
 
 	/* Return variables */
 	*lock_status = *r.out.lock_status;
-	*required_buf_size = *r.out.required_buf_size;
+	*needed = *r.out.needed;
 
 	/* Return result */
 	if (werror) {
@@ -1290,8 +1290,8 @@ NTSTATUS rpccli_svcctl_EnumDependentServicesA(struct rpc_pipe_client *cli,
 					      struct policy_handle *service /* [in] [ref] */,
 					      uint32_t state /* [in]  */,
 					      struct ENUM_SERVICE_STATUSA *service_status /* [out] [unique] */,
-					      uint32_t buf_size /* [in]  */,
-					      uint32_t *bytes_needed /* [out] [ref] */,
+					      uint32_t offered /* [in]  */,
+					      uint32_t *needed /* [out] [ref] */,
 					      uint32_t *services_returned /* [out] [ref] */,
 					      WERROR *werror)
 {
@@ -1301,7 +1301,7 @@ NTSTATUS rpccli_svcctl_EnumDependentServicesA(struct rpc_pipe_client *cli,
 	/* In parameters */
 	r.in.service = service;
 	r.in.state = state;
-	r.in.buf_size = buf_size;
+	r.in.offered = offered;
 
 	if (DEBUGLEVEL >= 10) {
 		NDR_PRINT_IN_DEBUG(svcctl_EnumDependentServicesA, &r);
@@ -1329,7 +1329,7 @@ NTSTATUS rpccli_svcctl_EnumDependentServicesA(struct rpc_pipe_client *cli,
 	if (service_status && r.out.service_status) {
 		*service_status = *r.out.service_status;
 	}
-	*bytes_needed = *r.out.bytes_needed;
+	*needed = *r.out.needed;
 	*services_returned = *r.out.services_returned;
 
 	/* Return result */
@@ -1345,9 +1345,9 @@ NTSTATUS rpccli_svcctl_EnumServicesStatusA(struct rpc_pipe_client *cli,
 					   struct policy_handle *handle /* [in] [ref] */,
 					   uint32_t type /* [in]  */,
 					   enum svcctl_ServiceState state /* [in]  */,
-					   uint32_t buf_size /* [in]  */,
-					   uint8_t *service /* [out] [size_is(buf_size)] */,
-					   uint32_t *bytes_needed /* [out] [ref] */,
+					   uint32_t offered /* [in]  */,
+					   uint8_t *service /* [out] [size_is(offered)] */,
+					   uint32_t *needed /* [out] [ref] */,
 					   uint32_t *services_returned /* [out] [ref] */,
 					   uint32_t *resume_handle /* [in,out] [unique] */,
 					   WERROR *werror)
@@ -1359,7 +1359,7 @@ NTSTATUS rpccli_svcctl_EnumServicesStatusA(struct rpc_pipe_client *cli,
 	r.in.handle = handle;
 	r.in.type = type;
 	r.in.state = state;
-	r.in.buf_size = buf_size;
+	r.in.offered = offered;
 	r.in.resume_handle = resume_handle;
 
 	if (DEBUGLEVEL >= 10) {
@@ -1385,8 +1385,8 @@ NTSTATUS rpccli_svcctl_EnumServicesStatusA(struct rpc_pipe_client *cli,
 	}
 
 	/* Return variables */
-	memcpy(service, r.out.service, r.in.buf_size * sizeof(*service));
-	*bytes_needed = *r.out.bytes_needed;
+	memcpy(service, r.out.service, r.in.offered * sizeof(*service));
+	*needed = *r.out.needed;
 	*services_returned = *r.out.services_returned;
 	if (resume_handle && r.out.resume_handle) {
 		*resume_handle = *r.out.resume_handle;
@@ -1500,8 +1500,8 @@ NTSTATUS rpccli_svcctl_QueryServiceConfigA(struct rpc_pipe_client *cli,
 					   TALLOC_CTX *mem_ctx,
 					   struct policy_handle *handle /* [in] [ref] */,
 					   uint8_t *query /* [out]  */,
-					   uint32_t buf_size /* [in]  */,
-					   uint32_t *bytes_needed /* [out] [ref] */,
+					   uint32_t offered /* [in]  */,
+					   uint32_t *needed /* [out] [ref] */,
 					   WERROR *werror)
 {
 	struct svcctl_QueryServiceConfigA r;
@@ -1509,7 +1509,7 @@ NTSTATUS rpccli_svcctl_QueryServiceConfigA(struct rpc_pipe_client *cli,
 
 	/* In parameters */
 	r.in.handle = handle;
-	r.in.buf_size = buf_size;
+	r.in.offered = offered;
 
 	if (DEBUGLEVEL >= 10) {
 		NDR_PRINT_IN_DEBUG(svcctl_QueryServiceConfigA, &r);
@@ -1534,8 +1534,8 @@ NTSTATUS rpccli_svcctl_QueryServiceConfigA(struct rpc_pipe_client *cli,
 	}
 
 	/* Return variables */
-	memcpy(query, r.out.query, r.in.buf_size * sizeof(*query));
-	*bytes_needed = *r.out.bytes_needed;
+	memcpy(query, r.out.query, r.in.offered * sizeof(*query));
+	*needed = *r.out.needed;
 
 	/* Return result */
 	if (werror) {
@@ -1548,9 +1548,9 @@ NTSTATUS rpccli_svcctl_QueryServiceConfigA(struct rpc_pipe_client *cli,
 NTSTATUS rpccli_svcctl_QueryServiceLockStatusA(struct rpc_pipe_client *cli,
 					       TALLOC_CTX *mem_ctx,
 					       struct policy_handle *handle /* [in] [ref] */,
-					       uint32_t buf_size /* [in]  */,
+					       uint32_t offered /* [in]  */,
 					       struct SERVICE_LOCK_STATUS *lock_status /* [out] [ref] */,
-					       uint32_t *required_buf_size /* [out] [ref] */,
+					       uint32_t *needed /* [out] [ref] */,
 					       WERROR *werror)
 {
 	struct svcctl_QueryServiceLockStatusA r;
@@ -1558,7 +1558,7 @@ NTSTATUS rpccli_svcctl_QueryServiceLockStatusA(struct rpc_pipe_client *cli,
 
 	/* In parameters */
 	r.in.handle = handle;
-	r.in.buf_size = buf_size;
+	r.in.offered = offered;
 
 	if (DEBUGLEVEL >= 10) {
 		NDR_PRINT_IN_DEBUG(svcctl_QueryServiceLockStatusA, &r);
@@ -1584,7 +1584,7 @@ NTSTATUS rpccli_svcctl_QueryServiceLockStatusA(struct rpc_pipe_client *cli,
 
 	/* Return variables */
 	*lock_status = *r.out.lock_status;
-	*required_buf_size = *r.out.required_buf_size;
+	*needed = *r.out.needed;
 
 	/* Return result */
 	if (werror) {
@@ -1926,8 +1926,8 @@ NTSTATUS rpccli_svcctl_QueryServiceConfig2A(struct rpc_pipe_client *cli,
 					    struct policy_handle *handle /* [in] [ref] */,
 					    enum svcctl_ConfigLevel info_level /* [in]  */,
 					    uint8_t *buffer /* [out]  */,
-					    uint32_t buf_size /* [in]  */,
-					    uint32_t *bytes_needed /* [out] [ref] */,
+					    uint32_t offered /* [in]  */,
+					    uint32_t *needed /* [out] [ref] */,
 					    WERROR *werror)
 {
 	struct svcctl_QueryServiceConfig2A r;
@@ -1936,7 +1936,7 @@ NTSTATUS rpccli_svcctl_QueryServiceConfig2A(struct rpc_pipe_client *cli,
 	/* In parameters */
 	r.in.handle = handle;
 	r.in.info_level = info_level;
-	r.in.buf_size = buf_size;
+	r.in.offered = offered;
 
 	if (DEBUGLEVEL >= 10) {
 		NDR_PRINT_IN_DEBUG(svcctl_QueryServiceConfig2A, &r);
@@ -1961,8 +1961,8 @@ NTSTATUS rpccli_svcctl_QueryServiceConfig2A(struct rpc_pipe_client *cli,
 	}
 
 	/* Return variables */
-	memcpy(buffer, r.out.buffer, r.in.buf_size * sizeof(*buffer));
-	*bytes_needed = *r.out.bytes_needed;
+	memcpy(buffer, r.out.buffer, r.in.offered * sizeof(*buffer));
+	*needed = *r.out.needed;
 
 	/* Return result */
 	if (werror) {
@@ -1976,9 +1976,9 @@ NTSTATUS rpccli_svcctl_QueryServiceConfig2W(struct rpc_pipe_client *cli,
 					    TALLOC_CTX *mem_ctx,
 					    struct policy_handle *handle /* [in] [ref] */,
 					    enum svcctl_ConfigLevel info_level /* [in]  */,
-					    uint8_t *buffer /* [out] [ref,size_is(buf_size)] */,
-					    uint32_t buf_size /* [in] [range(0,8192)] */,
-					    uint32_t *bytes_needed /* [out] [ref,range(0,8192)] */,
+					    uint8_t *buffer /* [out] [ref,size_is(offered)] */,
+					    uint32_t offered /* [in] [range(0,8192)] */,
+					    uint32_t *needed /* [out] [ref,range(0,8192)] */,
 					    WERROR *werror)
 {
 	struct svcctl_QueryServiceConfig2W r;
@@ -1987,7 +1987,7 @@ NTSTATUS rpccli_svcctl_QueryServiceConfig2W(struct rpc_pipe_client *cli,
 	/* In parameters */
 	r.in.handle = handle;
 	r.in.info_level = info_level;
-	r.in.buf_size = buf_size;
+	r.in.offered = offered;
 
 	if (DEBUGLEVEL >= 10) {
 		NDR_PRINT_IN_DEBUG(svcctl_QueryServiceConfig2W, &r);
@@ -2012,8 +2012,8 @@ NTSTATUS rpccli_svcctl_QueryServiceConfig2W(struct rpc_pipe_client *cli,
 	}
 
 	/* Return variables */
-	memcpy(buffer, r.out.buffer, r.in.buf_size * sizeof(*buffer));
-	*bytes_needed = *r.out.bytes_needed;
+	memcpy(buffer, r.out.buffer, r.in.offered * sizeof(*buffer));
+	*needed = *r.out.needed;
 
 	/* Return result */
 	if (werror) {
@@ -2027,9 +2027,9 @@ NTSTATUS rpccli_svcctl_QueryServiceStatusEx(struct rpc_pipe_client *cli,
 					    TALLOC_CTX *mem_ctx,
 					    struct policy_handle *handle /* [in] [ref] */,
 					    enum svcctl_StatusLevel info_level /* [in]  */,
-					    uint8_t *buffer /* [out] [ref,size_is(buf_size)] */,
-					    uint32_t buf_size /* [in] [range(0,8192)] */,
-					    uint32_t *bytes_needed /* [out] [ref,range(0,8192)] */,
+					    uint8_t *buffer /* [out] [ref,size_is(offered)] */,
+					    uint32_t offered /* [in] [range(0,8192)] */,
+					    uint32_t *needed /* [out] [ref,range(0,8192)] */,
 					    WERROR *werror)
 {
 	struct svcctl_QueryServiceStatusEx r;
@@ -2038,7 +2038,7 @@ NTSTATUS rpccli_svcctl_QueryServiceStatusEx(struct rpc_pipe_client *cli,
 	/* In parameters */
 	r.in.handle = handle;
 	r.in.info_level = info_level;
-	r.in.buf_size = buf_size;
+	r.in.offered = offered;
 
 	if (DEBUGLEVEL >= 10) {
 		NDR_PRINT_IN_DEBUG(svcctl_QueryServiceStatusEx, &r);
@@ -2063,8 +2063,8 @@ NTSTATUS rpccli_svcctl_QueryServiceStatusEx(struct rpc_pipe_client *cli,
 	}
 
 	/* Return variables */
-	memcpy(buffer, r.out.buffer, r.in.buf_size * sizeof(*buffer));
-	*bytes_needed = *r.out.bytes_needed;
+	memcpy(buffer, r.out.buffer, r.in.offered * sizeof(*buffer));
+	*needed = *r.out.needed;
 
 	/* Return result */
 	if (werror) {
@@ -2081,8 +2081,8 @@ NTSTATUS rpccli_EnumServicesStatusExA(struct rpc_pipe_client *cli,
 				      uint32_t type /* [in]  */,
 				      enum svcctl_ServiceState state /* [in]  */,
 				      uint8_t *services /* [out]  */,
-				      uint32_t buf_size /* [in]  */,
-				      uint32_t *bytes_needed /* [out] [ref] */,
+				      uint32_t offered /* [in]  */,
+				      uint32_t *needed /* [out] [ref] */,
 				      uint32_t *service_returned /* [out] [ref] */,
 				      uint32_t *resume_handle /* [in,out] [unique] */,
 				      const char **group_name /* [out] [ref,charset(UTF16)] */,
@@ -2096,7 +2096,7 @@ NTSTATUS rpccli_EnumServicesStatusExA(struct rpc_pipe_client *cli,
 	r.in.info_level = info_level;
 	r.in.type = type;
 	r.in.state = state;
-	r.in.buf_size = buf_size;
+	r.in.offered = offered;
 	r.in.resume_handle = resume_handle;
 
 	if (DEBUGLEVEL >= 10) {
@@ -2122,8 +2122,8 @@ NTSTATUS rpccli_EnumServicesStatusExA(struct rpc_pipe_client *cli,
 	}
 
 	/* Return variables */
-	memcpy(services, r.out.services, r.in.buf_size * sizeof(*services));
-	*bytes_needed = *r.out.bytes_needed;
+	memcpy(services, r.out.services, r.in.offered * sizeof(*services));
+	*needed = *r.out.needed;
 	*service_returned = *r.out.service_returned;
 	if (resume_handle && r.out.resume_handle) {
 		*resume_handle = *r.out.resume_handle;
@@ -2144,9 +2144,9 @@ NTSTATUS rpccli_EnumServicesStatusExW(struct rpc_pipe_client *cli,
 				      uint32_t info_level /* [in]  */,
 				      uint32_t type /* [in]  */,
 				      enum svcctl_ServiceState state /* [in]  */,
-				      uint8_t *services /* [out] [ref,size_is(buf_size)] */,
-				      uint32_t buf_size /* [in] [range(0,0x40000)] */,
-				      uint32_t *bytes_needed /* [out] [ref,range(0,0x40000)] */,
+				      uint8_t *services /* [out] [ref,size_is(offered)] */,
+				      uint32_t offered /* [in] [range(0,0x40000)] */,
+				      uint32_t *needed /* [out] [ref,range(0,0x40000)] */,
 				      uint32_t *service_returned /* [out] [ref,range(0,0x40000)] */,
 				      uint32_t *resume_handle /* [in,out] [unique,range(0,0x40000)] */,
 				      const char *group_name /* [in] [unique,charset(UTF16)] */,
@@ -2160,7 +2160,7 @@ NTSTATUS rpccli_EnumServicesStatusExW(struct rpc_pipe_client *cli,
 	r.in.info_level = info_level;
 	r.in.type = type;
 	r.in.state = state;
-	r.in.buf_size = buf_size;
+	r.in.offered = offered;
 	r.in.resume_handle = resume_handle;
 	r.in.group_name = group_name;
 
@@ -2187,8 +2187,8 @@ NTSTATUS rpccli_EnumServicesStatusExW(struct rpc_pipe_client *cli,
 	}
 
 	/* Return variables */
-	memcpy(services, r.out.services, r.in.buf_size * sizeof(*services));
-	*bytes_needed = *r.out.bytes_needed;
+	memcpy(services, r.out.services, r.in.offered * sizeof(*services));
+	*needed = *r.out.needed;
 	*service_returned = *r.out.service_returned;
 	if (resume_handle && r.out.resume_handle) {
 		*resume_handle = *r.out.resume_handle;
diff --git a/librpc/gen_ndr/cli_svcctl.h b/librpc/gen_ndr/cli_svcctl.h
index 586e3fd5b9..60a7fdf019 100644
--- a/librpc/gen_ndr/cli_svcctl.h
+++ b/librpc/gen_ndr/cli_svcctl.h
@@ -94,9 +94,9 @@ NTSTATUS rpccli_svcctl_EnumDependentServicesW(struct rpc_pipe_client *cli,
 					      TALLOC_CTX *mem_ctx,
 					      struct policy_handle *service /* [in] [ref] */,
 					      uint32_t state /* [in]  */,
-					      uint8_t *service_status /* [out] [ref,size_is(buf_size)] */,
-					      uint32_t buf_size /* [in] [range(0,0x40000)] */,
-					      uint32_t *bytes_needed /* [out] [ref,range(0,0x40000)] */,
+					      uint8_t *service_status /* [out] [ref,size_is(offered)] */,
+					      uint32_t offered /* [in] [range(0,0x40000)] */,
+					      uint32_t *needed /* [out] [ref,range(0,0x40000)] */,
 					      uint32_t *services_returned /* [out] [ref,range(0,0x40000)] */,
 					      WERROR *werror);
 NTSTATUS rpccli_svcctl_EnumServicesStatusW(struct rpc_pipe_client *cli,
@@ -104,9 +104,9 @@ NTSTATUS rpccli_svcctl_EnumServicesStatusW(struct rpc_pipe_client *cli,
 					   struct policy_handle *handle /* [in] [ref] */,
 					   uint32_t type /* [in]  */,
 					   enum svcctl_ServiceState state /* [in]  */,
-					   uint8_t *service /* [out] [ref,size_is(buf_size)] */,
-					   uint32_t buf_size /* [in] [range(0,0x40000)] */,
-					   uint32_t *bytes_needed /* [out] [ref,range(0,0x40000)] */,
+					   uint8_t *service /* [out] [ref,size_is(offered)] */,
+					   uint32_t offered /* [in] [range(0,0x40000)] */,
+					   uint32_t *needed /* [out] [ref,range(0,0x40000)] */,
 					   uint32_t *services_returned /* [out] [ref,range(0,0x40000)] */,
 					   uint32_t *resume_handle /* [in,out] [unique] */,
 					   WERROR *werror);
@@ -128,15 +128,15 @@ NTSTATUS rpccli_svcctl_QueryServiceConfigW(struct rpc_pipe_client *cli,
 					   TALLOC_CTX *mem_ctx,
 					   struct policy_handle *handle /* [in] [ref] */,
 					   struct QUERY_SERVICE_CONFIG *query /* [out] [ref] */,
-					   uint32_t buf_size /* [in] [range(0,8192)] */,
-					   uint32_t *bytes_needed /* [out] [ref,range(0,8192)] */,
+					   uint32_t offered /* [in] [range(0,8192)] */,
+					   uint32_t *needed /* [out] [ref,range(0,8192)] */,
 					   WERROR *werror);
 NTSTATUS rpccli_svcctl_QueryServiceLockStatusW(struct rpc_pipe_client *cli,
 					       TALLOC_CTX *mem_ctx,
 					       struct policy_handle *handle /* [in] [ref] */,
-					       uint32_t buf_size /* [in]  */,
+					       uint32_t offered /* [in]  */,
 					       struct SERVICE_LOCK_STATUS *lock_status /* [out] [ref] */,
-					       uint32_t *required_buf_size /* [out] [ref] */,
+					       uint32_t *needed /* [out] [ref] */,
 					       WERROR *werror);
 NTSTATUS rpccli_svcctl_StartServiceW(struct rpc_pipe_client *cli,
 				     TALLOC_CTX *mem_ctx,
@@ -200,8 +200,8 @@ NTSTATUS rpccli_svcctl_EnumDependentServicesA(struct rpc_pipe_client *cli,
 					      struct policy_handle *service /* [in] [ref] */,
 					      uint32_t state /* [in]  */,
 					      struct ENUM_SERVICE_STATUSA *service_status /* [out] [unique] */,
-					      uint32_t buf_size /* [in]  */,
-					      uint32_t *bytes_needed /* [out] [ref] */,
+					      uint32_t offered /* [in]  */,
+					      uint32_t *needed /* [out] [ref] */,
 					      uint32_t *services_returned /* [out] [ref] */,
 					      WERROR *werror);
 NTSTATUS rpccli_svcctl_EnumServicesStatusA(struct rpc_pipe_client *cli,
@@ -209,9 +209,9 @@ NTSTATUS rpccli_svcctl_EnumServicesStatusA(struct rpc_pipe_client *cli,
 					   struct policy_handle *handle /* [in] [ref] */,
 					   uint32_t type /* [in]  */,
 					   enum svcctl_ServiceState state /* [in]  */,
-					   uint32_t buf_size /* [in]  */,
-					   uint8_t *service /* [out] [size_is(buf_size)] */,
-					   uint32_t *bytes_needed /* [out] [ref] */,
+					   uint32_t offered /* [in]  */,
+					   uint8_t *service /* [out] [size_is(offered)] */,
+					   uint32_t *needed /* [out] [ref] */,
 					   uint32_t *services_returned /* [out] [ref] */,
 					   uint32_t *resume_handle /* [in,out] [unique] */,
 					   WERROR *werror);
@@ -232,15 +232,15 @@ NTSTATUS rpccli_svcctl_QueryServiceConfigA(struct rpc_pipe_client *cli,
 					   TALLOC_CTX *mem_ctx,
 					   struct policy_handle *handle /* [in] [ref] */,
 					   uint8_t *query /* [out]  */,
-					   uint32_t buf_size /* [in]  */,
-					   uint32_t *bytes_needed /* [out] [ref] */,
+					   uint32_t offered /* [in]  */,
+					   uint32_t *needed /* [out] [ref] */,
 					   WERROR *werror);
 NTSTATUS rpccli_svcctl_QueryServiceLockStatusA(struct rpc_pipe_client *cli,
 					       TALLOC_CTX *mem_ctx,
 					       struct policy_handle *handle /* [in] [ref] */,
-					       uint32_t buf_size /* [in]  */,
+					       uint32_t offered /* [in]  */,
 					       struct SERVICE_LOCK_STATUS *lock_status /* [out] [ref] */,
-					       uint32_t *required_buf_size /* [out] [ref] */,
+					       uint32_t *needed /* [out] [ref] */,
 					       WERROR *werror);
 NTSTATUS rpccli_svcctl_StartServiceA(struct rpc_pipe_client *cli,
 				     TALLOC_CTX *mem_ctx,
@@ -285,24 +285,24 @@ NTSTATUS rpccli_svcctl_QueryServiceConfig2A(struct rpc_pipe_client *cli,
 					    struct policy_handle *handle /* [in] [ref] */,
 					    enum svcctl_ConfigLevel info_level /* [in]  */,
 					    uint8_t *buffer /* [out]  */,
-					    uint32_t buf_size /* [in]  */,
-					    uint32_t *bytes_needed /* [out] [ref] */,
+					    uint32_t offered /* [in]  */,
+					    uint32_t *needed /* [out] [ref] */,
 					    WERROR *werror);
 NTSTATUS rpccli_svcctl_QueryServiceConfig2W(struct rpc_pipe_client *cli,
 					    TALLOC_CTX *mem_ctx,
 					    struct policy_handle *handle /* [in] [ref] */,
 					    enum svcctl_ConfigLevel info_level /* [in]  */,
-					    uint8_t *buffer /* [out] [ref,size_is(buf_size)] */,
-					    uint32_t buf_size /* [in] [range(0,8192)] */,
-					    uint32_t *bytes_needed /* [out] [ref,range(0,8192)] */,
+					    uint8_t *buffer /* [out] [ref,size_is(offered)] */,
+					    uint32_t offered /* [in] [range(0,8192)] */,
+					    uint32_t *needed /* [out] [ref,range(0,8192)] */,
 					    WERROR *werror);
 NTSTATUS rpccli_svcctl_QueryServiceStatusEx(struct rpc_pipe_client *cli,
 					    TALLOC_CTX *mem_ctx,
 					    struct policy_handle *handle /* [in] [ref] */,
 					    enum svcctl_StatusLevel info_level /* [in]  */,
-					    uint8_t *buffer /* [out] [ref,size_is(buf_size)] */,
-					    uint32_t buf_size /* [in] [range(0,8192)] */,
-					    uint32_t *bytes_needed /* [out] [ref,range(0,8192)] */,
+					    uint8_t *buffer /* [out] [ref,size_is(offered)] */,
+					    uint32_t offered /* [in] [range(0,8192)] */,
+					    uint32_t *needed /* [out] [ref,range(0,8192)] */,
 					    WERROR *werror);
 NTSTATUS rpccli_EnumServicesStatusExA(struct rpc_pipe_client *cli,
 				      TALLOC_CTX *mem_ctx,
@@ -311,8 +311,8 @@ NTSTATUS rpccli_EnumServicesStatusExA(struct rpc_pipe_client *cli,
 				      uint32_t type /* [in]  */,
 				      enum svcctl_ServiceState state /* [in]  */,
 				      uint8_t *services /* [out]  */,
-				      uint32_t buf_size /* [in]  */,
-				      uint32_t *bytes_needed /* [out] [ref] */,
+				      uint32_t offered /* [in]  */,
+				      uint32_t *needed /* [out] [ref] */,
 				      uint32_t *service_returned /* [out] [ref] */,
 				      uint32_t *resume_handle /* [in,out] [unique] */,
 				      const char **group_name /* [out] [ref,charset(UTF16)] */,
@@ -323,9 +323,9 @@ NTSTATUS rpccli_EnumServicesStatusExW(struct rpc_pipe_client *cli,
 				      uint32_t info_level /* [in]  */,
 				      uint32_t type /* [in]  */,
 				      enum svcctl_ServiceState state /* [in]  */,
-				      uint8_t *services /* [out] [ref,size_is(buf_size)] */,
-				      uint32_t buf_size /* [in] [range(0,0x40000)] */,
-				      uint32_t *bytes_needed /* [out] [ref,range(0,0x40000)] */,
+				      uint8_t *services /* [out] [ref,size_is(offered)] */,
+				      uint32_t offered /* [in] [range(0,0x40000)] */,
+				      uint32_t *needed /* [out] [ref,range(0,0x40000)] */,
 				      uint32_t *service_returned /* [out] [ref,range(0,0x40000)] */,
 				      uint32_t *resume_handle /* [in,out] [unique,range(0,0x40000)] */,
 				      const char *group_name /* [in] [unique,charset(UTF16)] */,
diff --git a/librpc/gen_ndr/ndr_svcctl.c b/librpc/gen_ndr/ndr_svcctl.c
index 3dd61b26c5..06ea6db06f 100644
--- a/librpc/gen_ndr/ndr_svcctl.c
+++ b/librpc/gen_ndr/ndr_svcctl.c
@@ -2690,18 +2690,18 @@ static enum ndr_err_code ndr_push_svcctl_EnumDependentServicesW(struct ndr_push
 		}
 		NDR_CHECK(ndr_push_policy_handle(ndr, NDR_SCALARS, r->in.service));
 		NDR_CHECK(ndr_push_uint32(ndr, NDR_SCALARS, r->in.state));
-		NDR_CHECK(ndr_push_uint32(ndr, NDR_SCALARS, r->in.buf_size));
+		NDR_CHECK(ndr_push_uint32(ndr, NDR_SCALARS, r->in.offered));
 	}
 	if (flags & NDR_OUT) {
 		if (r->out.service_status == NULL) {
 			return ndr_push_error(ndr, NDR_ERR_INVALID_POINTER, "NULL [ref] pointer");
 		}
-		NDR_CHECK(ndr_push_uint32(ndr, NDR_SCALARS, r->in.buf_size));
-		NDR_CHECK(ndr_push_array_uint8(ndr, NDR_SCALARS, r->out.service_status, r->in.buf_size));
-		if (r->out.bytes_needed == NULL) {
+		NDR_CHECK(ndr_push_uint32(ndr, NDR_SCALARS, r->in.offered));
+		NDR_CHECK(ndr_push_array_uint8(ndr, NDR_SCALARS, r->out.service_status, r->in.offered));
+		if (r->out.needed == NULL) {
 			return ndr_push_error(ndr, NDR_ERR_INVALID_POINTER, "NULL [ref] pointer");
 		}
-		NDR_CHECK(ndr_push_uint32(ndr, NDR_SCALARS, *r->out.bytes_needed));
+		NDR_CHECK(ndr_push_uint32(ndr, NDR_SCALARS, *r->out.needed));
 		if (r->out.services_returned == NULL) {
 			return ndr_push_error(ndr, NDR_ERR_INVALID_POINTER, "NULL [ref] pointer");
 		}
@@ -2714,7 +2714,7 @@ static enum ndr_err_code ndr_push_svcctl_EnumDependentServicesW(struct ndr_push
 static enum ndr_err_code ndr_pull_svcctl_EnumDependentServicesW(struct ndr_pull *ndr, int flags, struct svcctl_EnumDependentServicesW *r)
 {
 	TALLOC_CTX *_mem_save_service_0;
-	TALLOC_CTX *_mem_save_bytes_needed_0;
+	TALLOC_CTX *_mem_save_needed_0;
 	TALLOC_CTX *_mem_save_services_returned_0;
 	if (flags & NDR_IN) {
 		ZERO_STRUCT(r->out);
@@ -2727,14 +2727,14 @@ static enum ndr_err_code ndr_pull_svcctl_EnumDependentServicesW(struct ndr_pull
 		NDR_CHECK(ndr_pull_policy_handle(ndr, NDR_SCALARS, r->in.service));
 		NDR_PULL_SET_MEM_CTX(ndr, _mem_save_service_0, LIBNDR_FLAG_REF_ALLOC);
 		NDR_CHECK(ndr_pull_uint32(ndr, NDR_SCALARS, &r->in.state));
-		NDR_CHECK(ndr_pull_uint32(ndr, NDR_SCALARS, &r->in.buf_size));
-		if (r->in.buf_size > 0x40000) {
+		NDR_CHECK(ndr_pull_uint32(ndr, NDR_SCALARS, &r->in.offered));
+		if (r->in.offered > 0x40000) {
 			return ndr_pull_error(ndr, NDR_ERR_RANGE, "value out of range");
 		}
-		NDR_PULL_ALLOC_N(ndr, r->out.service_status, r->in.buf_size);
-		memset(r->out.service_status, 0, (r->in.buf_size) * sizeof(*r->out.service_status));
-		NDR_PULL_ALLOC(ndr, r->out.bytes_needed);
-		ZERO_STRUCTP(r->out.bytes_needed);
+		NDR_PULL_ALLOC_N(ndr, r->out.service_status, r->in.offered);
+		memset(r->out.service_status, 0, (r->in.offered) * sizeof(*r->out.service_status));
+		NDR_PULL_ALLOC(ndr, r->out.needed);
+		ZERO_STRUCTP(r->out.needed);
 		NDR_PULL_ALLOC(ndr, r->out.services_returned);
 		ZERO_STRUCTP(r->out.services_returned);
 	}
@@ -2745,15 +2745,15 @@ static enum ndr_err_code ndr_pull_svcctl_EnumDependentServicesW(struct ndr_pull
 		}
 		NDR_CHECK(ndr_pull_array_uint8(ndr, NDR_SCALARS, r->out.service_status, ndr_get_array_size(ndr, &r->out.service_status)));
 		if (ndr->flags & LIBNDR_FLAG_REF_ALLOC) {
-			NDR_PULL_ALLOC(ndr, r->out.bytes_needed);
+			NDR_PULL_ALLOC(ndr, r->out.needed);
 		}
-		_mem_save_bytes_needed_0 = NDR_PULL_GET_MEM_CTX(ndr);
-		NDR_PULL_SET_MEM_CTX(ndr, r->out.bytes_needed, LIBNDR_FLAG_REF_ALLOC);
-		NDR_CHECK(ndr_pull_uint32(ndr, NDR_SCALARS, r->out.bytes_needed));
-		if (*r->out.bytes_needed > 0x40000) {
+		_mem_save_needed_0 = NDR_PULL_GET_MEM_CTX(ndr);
+		NDR_PULL_SET_MEM_CTX(ndr, r->out.needed, LIBNDR_FLAG_REF_ALLOC);
+		NDR_CHECK(ndr_pull_uint32(ndr, NDR_SCALARS, r->out.needed));
+		if (*r->out.needed > 0x40000) {
 			return ndr_pull_error(ndr, NDR_ERR_RANGE, "value out of range");
 		}
-		NDR_PULL_SET_MEM_CTX(ndr, _mem_save_bytes_needed_0, LIBNDR_FLAG_REF_ALLOC);
+		NDR_PULL_SET_MEM_CTX(ndr, _mem_save_needed_0, LIBNDR_FLAG_REF_ALLOC);
 		if (ndr->flags & LIBNDR_FLAG_REF_ALLOC) {
 			NDR_PULL_ALLOC(ndr, r->out.services_returned);
 		}
@@ -2766,7 +2766,7 @@ static enum ndr_err_code ndr_pull_svcctl_EnumDependentServicesW(struct ndr_pull
 		NDR_PULL_SET_MEM_CTX(ndr, _mem_save_services_returned_0, LIBNDR_FLAG_REF_ALLOC);
 		NDR_CHECK(ndr_pull_WERROR(ndr, NDR_SCALARS, &r->out.result));
 		if (r->out.service_status) {
-			NDR_CHECK(ndr_check_array_size(ndr, (void*)&r->out.service_status, r->in.buf_size));
+			NDR_CHECK(ndr_check_array_size(ndr, (void*)&r->out.service_status, r->in.offered));
 		}
 	}
 	return NDR_ERR_SUCCESS;
@@ -2787,7 +2787,7 @@ _PUBLIC_ void ndr_print_svcctl_EnumDependentServicesW(struct ndr_print *ndr, con
 		ndr_print_policy_handle(ndr, "service", r->in.service);
 		ndr->depth--;
 		ndr_print_uint32(ndr, "state", r->in.state);
-		ndr_print_uint32(ndr, "buf_size", r->in.buf_size);
+		ndr_print_uint32(ndr, "offered", r->in.offered);
 		ndr->depth--;
 	}
 	if (flags & NDR_OUT) {
@@ -2795,11 +2795,11 @@ _PUBLIC_ void ndr_print_svcctl_EnumDependentServicesW(struct ndr_print *ndr, con
 		ndr->depth++;
 		ndr_print_ptr(ndr, "service_status", r->out.service_status);
 		ndr->depth++;
-		ndr_print_array_uint8(ndr, "service_status", r->out.service_status, r->in.buf_size);
+		ndr_print_array_uint8(ndr, "service_status", r->out.service_status, r->in.offered);
 		ndr->depth--;
-		ndr_print_ptr(ndr, "bytes_needed", r->out.bytes_needed);
+		ndr_print_ptr(ndr, "needed", r->out.needed);
 		ndr->depth++;
-		ndr_print_uint32(ndr, "bytes_needed", *r->out.bytes_needed);
+		ndr_print_uint32(ndr, "needed", *r->out.needed);
 		ndr->depth--;
 		ndr_print_ptr(ndr, "services_returned", r->out.services_returned);
 		ndr->depth++;
@@ -2820,7 +2820,7 @@ static enum ndr_err_code ndr_push_svcctl_EnumServicesStatusW(struct ndr_push *nd
 		NDR_CHECK(ndr_push_policy_handle(ndr, NDR_SCALARS, r->in.handle));
 		NDR_CHECK(ndr_push_uint32(ndr, NDR_SCALARS, r->in.type));
 		NDR_CHECK(ndr_push_svcctl_ServiceState(ndr, NDR_SCALARS, r->in.state));
-		NDR_CHECK(ndr_push_uint32(ndr, NDR_SCALARS, r->in.buf_size));
+		NDR_CHECK(ndr_push_uint32(ndr, NDR_SCALARS, r->in.offered));
 		NDR_CHECK(ndr_push_unique_ptr(ndr, r->in.resume_handle));
 		if (r->in.resume_handle) {
 			NDR_CHECK(ndr_push_uint32(ndr, NDR_SCALARS, *r->in.resume_handle));
@@ -2830,12 +2830,12 @@ static enum ndr_err_code ndr_push_svcctl_EnumServicesStatusW(struct ndr_push *nd
 		if (r->out.service == NULL) {
 			return ndr_push_error(ndr, NDR_ERR_INVALID_POINTER, "NULL [ref] pointer");
 		}
-		NDR_CHECK(ndr_push_uint32(ndr, NDR_SCALARS, r->in.buf_size));
-		NDR_CHECK(ndr_push_array_uint8(ndr, NDR_SCALARS, r->out.service, r->in.buf_size));
-		if (r->out.bytes_needed == NULL) {
+		NDR_CHECK(ndr_push_uint32(ndr, NDR_SCALARS, r->in.offered));
+		NDR_CHECK(ndr_push_array_uint8(ndr, NDR_SCALARS, r->out.service, r->in.offered));
+		if (r->out.needed == NULL) {
 			return ndr_push_error(ndr, NDR_ERR_INVALID_POINTER, "NULL [ref] pointer");
 		}
-		NDR_CHECK(ndr_push_uint32(ndr, NDR_SCALARS, *r->out.bytes_needed));
+		NDR_CHECK(ndr_push_uint32(ndr, NDR_SCALARS, *r->out.needed));
 		if (r->out.services_returned == NULL) {
 			return ndr_push_error(ndr, NDR_ERR_INVALID_POINTER, "NULL [ref] pointer");
 		}
@@ -2853,7 +2853,7 @@ static enum ndr_err_code ndr_pull_svcctl_EnumServicesStatusW(struct ndr_pull *nd
 {
 	uint32_t _ptr_resume_handle;
 	TALLOC_CTX *_mem_save_handle_0;
-	TALLOC_CTX *_mem_save_bytes_needed_0;
+	TALLOC_CTX *_mem_save_needed_0;
 	TALLOC_CTX *_mem_save_services_returned_0;
 	TALLOC_CTX *_mem_save_resume_handle_0;
 	if (flags & NDR_IN) {
@@ -2868,8 +2868,8 @@ static enum ndr_err_code ndr_pull_svcctl_EnumServicesStatusW(struct ndr_pull *nd
 		NDR_PULL_SET_MEM_CTX(ndr, _mem_save_handle_0, LIBNDR_FLAG_REF_ALLOC);
 		NDR_CHECK(ndr_pull_uint32(ndr, NDR_SCALARS, &r->in.type));
 		NDR_CHECK(ndr_pull_svcctl_ServiceState(ndr, NDR_SCALARS, &r->in.state));
-		NDR_CHECK(ndr_pull_uint32(ndr, NDR_SCALARS, &r->in.buf_size));
-		if (r->in.buf_size > 0x40000) {
+		NDR_CHECK(ndr_pull_uint32(ndr, NDR_SCALARS, &r->in.offered));
+		if (r->in.offered > 0x40000) {
 			return ndr_pull_error(ndr, NDR_ERR_RANGE, "value out of range");
 		}
 		NDR_CHECK(ndr_pull_generic_ptr(ndr, &_ptr_resume_handle));
@@ -2884,10 +2884,10 @@ static enum ndr_err_code ndr_pull_svcctl_EnumServicesStatusW(struct ndr_pull *nd
 			NDR_CHECK(ndr_pull_uint32(ndr, NDR_SCALARS, r->in.resume_handle));
 			NDR_PULL_SET_MEM_CTX(ndr, _mem_save_resume_handle_0, 0);
 		}
-		NDR_PULL_ALLOC_N(ndr, r->out.service, r->in.buf_size);
-		memset(r->out.service, 0, (r->in.buf_size) * sizeof(*r->out.service));
-		NDR_PULL_ALLOC(ndr, r->out.bytes_needed);
-		ZERO_STRUCTP(r->out.bytes_needed);
+		NDR_PULL_ALLOC_N(ndr, r->out.service, r->in.offered);
+		memset(r->out.service, 0, (r->in.offered) * sizeof(*r->out.service));
+		NDR_PULL_ALLOC(ndr, r->out.needed);
+		ZERO_STRUCTP(r->out.needed);
 		NDR_PULL_ALLOC(ndr, r->out.services_returned);
 		ZERO_STRUCTP(r->out.services_returned);
 	}
@@ -2898,15 +2898,15 @@ static enum ndr_err_code ndr_pull_svcctl_EnumServicesStatusW(struct ndr_pull *nd
 		}
 		NDR_CHECK(ndr_pull_array_uint8(ndr, NDR_SCALARS, r->out.service, ndr_get_array_size(ndr, &r->out.service)));
 		if (ndr->flags & LIBNDR_FLAG_REF_ALLOC) {
-			NDR_PULL_ALLOC(ndr, r->out.bytes_needed);
+			NDR_PULL_ALLOC(ndr, r->out.needed);
 		}
-		_mem_save_bytes_needed_0 = NDR_PULL_GET_MEM_CTX(ndr);
-		NDR_PULL_SET_MEM_CTX(ndr, r->out.bytes_needed, LIBNDR_FLAG_REF_ALLOC);
-		NDR_CHECK(ndr_pull_uint32(ndr, NDR_SCALARS, r->out.bytes_needed));
-		if (*r->out.bytes_needed > 0x40000) {
+		_mem_save_needed_0 = NDR_PULL_GET_MEM_CTX(ndr);
+		NDR_PULL_SET_MEM_CTX(ndr, r->out.needed, LIBNDR_FLAG_REF_ALLOC);
+		NDR_CHECK(ndr_pull_uint32(ndr, NDR_SCALARS, r->out.needed));
+		if (*r->out.needed > 0x40000) {
 			return ndr_pull_error(ndr, NDR_ERR_RANGE, "value out of range");
 		}
-		NDR_PULL_SET_MEM_CTX(ndr, _mem_save_bytes_needed_0, LIBNDR_FLAG_REF_ALLOC);
+		NDR_PULL_SET_MEM_CTX(ndr, _mem_save_needed_0, LIBNDR_FLAG_REF_ALLOC);
 		if (ndr->flags & LIBNDR_FLAG_REF_ALLOC) {
 			NDR_PULL_ALLOC(ndr, r->out.services_returned);
 		}
@@ -2931,7 +2931,7 @@ static enum ndr_err_code ndr_pull_svcctl_EnumServicesStatusW(struct ndr_pull *nd
 		}
 		NDR_CHECK(ndr_pull_WERROR(ndr, NDR_SCALARS, &r->out.result));
 		if (r->out.service) {
-			NDR_CHECK(ndr_check_array_size(ndr, (void*)&r->out.service, r->in.buf_size));
+			NDR_CHECK(ndr_check_array_size(ndr, (void*)&r->out.service, r->in.offered));
 		}
 	}
 	return NDR_ERR_SUCCESS;
@@ -2953,7 +2953,7 @@ _PUBLIC_ void ndr_print_svcctl_EnumServicesStatusW(struct ndr_print *ndr, const
 		ndr->depth--;
 		ndr_print_uint32(ndr, "type", r->in.type);
 		ndr_print_svcctl_ServiceState(ndr, "state", r->in.state);
-		ndr_print_uint32(ndr, "buf_size", r->in.buf_size);
+		ndr_print_uint32(ndr, "offered", r->in.offered);
 		ndr_print_ptr(ndr, "resume_handle", r->in.resume_handle);
 		ndr->depth++;
 		if (r->in.resume_handle) {
@@ -2967,11 +2967,11 @@ _PUBLIC_ void ndr_print_svcctl_EnumServicesStatusW(struct ndr_print *ndr, const
 		ndr->depth++;
 		ndr_print_ptr(ndr, "service", r->out.service);
 		ndr->depth++;
-		ndr_print_array_uint8(ndr, "service", r->out.service, r->in.buf_size);
+		ndr_print_array_uint8(ndr, "service", r->out.service, r->in.offered);
 		ndr->depth--;
-		ndr_print_ptr(ndr, "bytes_needed", r->out.bytes_needed);
+		ndr_print_ptr(ndr, "needed", r->out.needed);
 		ndr->depth++;
-		ndr_print_uint32(ndr, "bytes_needed", *r->out.bytes_needed);
+		ndr_print_uint32(ndr, "needed", *r->out.needed);
 		ndr->depth--;
 		ndr_print_ptr(ndr, "services_returned", r->out.services_returned);
 		ndr->depth++;
@@ -3218,17 +3218,17 @@ static enum ndr_err_code ndr_push_svcctl_QueryServiceConfigW(struct ndr_push *nd
 			return ndr_push_error(ndr, NDR_ERR_INVALID_POINTER, "NULL [ref] pointer");
 		}
 		NDR_CHECK(ndr_push_policy_handle(ndr, NDR_SCALARS, r->in.handle));
-		NDR_CHECK(ndr_push_uint32(ndr, NDR_SCALARS, r->in.buf_size));
+		NDR_CHECK(ndr_push_uint32(ndr, NDR_SCALARS, r->in.offered));
 	}
 	if (flags & NDR_OUT) {
 		if (r->out.query == NULL) {
 			return ndr_push_error(ndr, NDR_ERR_INVALID_POINTER, "NULL [ref] pointer");
 		}
 		NDR_CHECK(ndr_push_QUERY_SERVICE_CONFIG(ndr, NDR_SCALARS|NDR_BUFFERS, r->out.query));
-		if (r->out.bytes_needed == NULL) {
+		if (r->out.needed == NULL) {
 			return ndr_push_error(ndr, NDR_ERR_INVALID_POINTER, "NULL [ref] pointer");
 		}
-		NDR_CHECK(ndr_push_uint32(ndr, NDR_SCALARS, *r->out.bytes_needed));
+		NDR_CHECK(ndr_push_uint32(ndr, NDR_SCALARS, *r->out.needed));
 		NDR_CHECK(ndr_push_WERROR(ndr, NDR_SCALARS, r->out.result));
 	}
 	return NDR_ERR_SUCCESS;
@@ -3238,7 +3238,7 @@ static enum ndr_err_code ndr_pull_svcctl_QueryServiceConfigW(struct ndr_pull *nd
 {
 	TALLOC_CTX *_mem_save_handle_0;
 	TALLOC_CTX *_mem_save_query_0;
-	TALLOC_CTX *_mem_save_bytes_needed_0;
+	TALLOC_CTX *_mem_save_needed_0;
 	if (flags & NDR_IN) {
 		ZERO_STRUCT(r->out);
 
@@ -3249,14 +3249,14 @@ static enum ndr_err_code ndr_pull_svcctl_QueryServiceConfigW(struct ndr_pull *nd
 		NDR_PULL_SET_MEM_CTX(ndr, r->in.handle, LIBNDR_FLAG_REF_ALLOC);
 		NDR_CHECK(ndr_pull_policy_handle(ndr, NDR_SCALARS, r->in.handle));
 		NDR_PULL_SET_MEM_CTX(ndr, _mem_save_handle_0, LIBNDR_FLAG_REF_ALLOC);
-		NDR_CHECK(ndr_pull_uint32(ndr, NDR_SCALARS, &r->in.buf_size));
-		if (r->in.buf_size > 8192) {
+		NDR_CHECK(ndr_pull_uint32(ndr, NDR_SCALARS, &r->in.offered));
+		if (r->in.offered > 8192) {
 			return ndr_pull_error(ndr, NDR_ERR_RANGE, "value out of range");
 		}
 		NDR_PULL_ALLOC(ndr, r->out.query);
 		ZERO_STRUCTP(r->out.query);
-		NDR_PULL_ALLOC(ndr, r->out.bytes_needed);
-		ZERO_STRUCTP(r->out.bytes_needed);
+		NDR_PULL_ALLOC(ndr, r->out.needed);
+		ZERO_STRUCTP(r->out.needed);
 	}
 	if (flags & NDR_OUT) {
 		if (ndr->flags & LIBNDR_FLAG_REF_ALLOC) {
@@ -3267,15 +3267,15 @@ static enum ndr_err_code ndr_pull_svcctl_QueryServiceConfigW(struct ndr_pull *nd
 		NDR_CHECK(ndr_pull_QUERY_SERVICE_CONFIG(ndr, NDR_SCALARS|NDR_BUFFERS, r->out.query));
 		NDR_PULL_SET_MEM_CTX(ndr, _mem_save_query_0, LIBNDR_FLAG_REF_ALLOC);
 		if (ndr->flags & LIBNDR_FLAG_REF_ALLOC) {
-			NDR_PULL_ALLOC(ndr, r->out.bytes_needed);
+			NDR_PULL_ALLOC(ndr, r->out.needed);
 		}
-		_mem_save_bytes_needed_0 = NDR_PULL_GET_MEM_CTX(ndr);
-		NDR_PULL_SET_MEM_CTX(ndr, r->out.bytes_needed, LIBNDR_FLAG_REF_ALLOC);
-		NDR_CHECK(ndr_pull_uint32(ndr, NDR_SCALARS, r->out.bytes_needed));
-		if (*r->out.bytes_needed > 8192) {
+		_mem_save_needed_0 = NDR_PULL_GET_MEM_CTX(ndr);
+		NDR_PULL_SET_MEM_CTX(ndr, r->out.needed, LIBNDR_FLAG_REF_ALLOC);
+		NDR_CHECK(ndr_pull_uint32(ndr, NDR_SCALARS, r->out.needed));
+		if (*r->out.needed > 8192) {
 			return ndr_pull_error(ndr, NDR_ERR_RANGE, "value out of range");
 		}
-		NDR_PULL_SET_MEM_CTX(ndr, _mem_save_bytes_needed_0, LIBNDR_FLAG_REF_ALLOC);
+		NDR_PULL_SET_MEM_CTX(ndr, _mem_save_needed_0, LIBNDR_FLAG_REF_ALLOC);
 		NDR_CHECK(ndr_pull_WERROR(ndr, NDR_SCALARS, &r->out.result));
 	}
 	return NDR_ERR_SUCCESS;
@@ -3295,7 +3295,7 @@ _PUBLIC_ void ndr_print_svcctl_QueryServiceConfigW(struct ndr_print *ndr, const
 		ndr->depth++;
 		ndr_print_policy_handle(ndr, "handle", r->in.handle);
 		ndr->depth--;
-		ndr_print_uint32(ndr, "buf_size", r->in.buf_size);
+		ndr_print_uint32(ndr, "offered", r->in.offered);
 		ndr->depth--;
 	}
 	if (flags & NDR_OUT) {
@@ -3305,9 +3305,9 @@ _PUBLIC_ void ndr_print_svcctl_QueryServiceConfigW(struct ndr_print *ndr, const
 		ndr->depth++;
 		ndr_print_QUERY_SERVICE_CONFIG(ndr, "query", r->out.query);
 		ndr->depth--;
-		ndr_print_ptr(ndr, "bytes_needed", r->out.bytes_needed);
+		ndr_print_ptr(ndr, "needed", r->out.needed);
 		ndr->depth++;
-		ndr_print_uint32(ndr, "bytes_needed", *r->out.bytes_needed);
+		ndr_print_uint32(ndr, "needed", *r->out.needed);
 		ndr->depth--;
 		ndr_print_WERROR(ndr, "result", r->out.result);
 		ndr->depth--;
@@ -3322,17 +3322,17 @@ static enum ndr_err_code ndr_push_svcctl_QueryServiceLockStatusW(struct ndr_push
 			return ndr_push_error(ndr, NDR_ERR_INVALID_POINTER, "NULL [ref] pointer");
 		}
 		NDR_CHECK(ndr_push_policy_handle(ndr, NDR_SCALARS, r->in.handle));
-		NDR_CHECK(ndr_push_uint32(ndr, NDR_SCALARS, r->in.buf_size));
+		NDR_CHECK(ndr_push_uint32(ndr, NDR_SCALARS, r->in.offered));
 	}
 	if (flags & NDR_OUT) {
 		if (r->out.lock_status == NULL) {
 			return ndr_push_error(ndr, NDR_ERR_INVALID_POINTER, "NULL [ref] pointer");
 		}
 		NDR_CHECK(ndr_push_SERVICE_LOCK_STATUS(ndr, NDR_SCALARS|NDR_BUFFERS, r->out.lock_status));
-		if (r->out.required_buf_size == NULL) {
+		if (r->out.needed == NULL) {
 			return ndr_push_error(ndr, NDR_ERR_INVALID_POINTER, "NULL [ref] pointer");
 		}
-		NDR_CHECK(ndr_push_uint32(ndr, NDR_SCALARS, *r->out.required_buf_size));
+		NDR_CHECK(ndr_push_uint32(ndr, NDR_SCALARS, *r->out.needed));
 		NDR_CHECK(ndr_push_WERROR(ndr, NDR_SCALARS, r->out.result));
 	}
 	return NDR_ERR_SUCCESS;
@@ -3342,7 +3342,7 @@ static enum ndr_err_code ndr_pull_svcctl_QueryServiceLockStatusW(struct ndr_pull
 {
 	TALLOC_CTX *_mem_save_handle_0;
 	TALLOC_CTX *_mem_save_lock_status_0;
-	TALLOC_CTX *_mem_save_required_buf_size_0;
+	TALLOC_CTX *_mem_save_needed_0;
 	if (flags & NDR_IN) {
 		ZERO_STRUCT(r->out);
 
@@ -3353,11 +3353,11 @@ static enum ndr_err_code ndr_pull_svcctl_QueryServiceLockStatusW(struct ndr_pull
 		NDR_PULL_SET_MEM_CTX(ndr, r->in.handle, LIBNDR_FLAG_REF_ALLOC);
 		NDR_CHECK(ndr_pull_policy_handle(ndr, NDR_SCALARS, r->in.handle));
 		NDR_PULL_SET_MEM_CTX(ndr, _mem_save_handle_0, LIBNDR_FLAG_REF_ALLOC);
-		NDR_CHECK(ndr_pull_uint32(ndr, NDR_SCALARS, &r->in.buf_size));
+		NDR_CHECK(ndr_pull_uint32(ndr, NDR_SCALARS, &r->in.offered));
 		NDR_PULL_ALLOC(ndr, r->out.lock_status);
 		ZERO_STRUCTP(r->out.lock_status);
-		NDR_PULL_ALLOC(ndr, r->out.required_buf_size);
-		ZERO_STRUCTP(r->out.required_buf_size);
+		NDR_PULL_ALLOC(ndr, r->out.needed);
+		ZERO_STRUCTP(r->out.needed);
 	}
 	if (flags & NDR_OUT) {
 		if (ndr->flags & LIBNDR_FLAG_REF_ALLOC) {
@@ -3368,12 +3368,12 @@ static enum ndr_err_code ndr_pull_svcctl_QueryServiceLockStatusW(struct ndr_pull
 		NDR_CHECK(ndr_pull_SERVICE_LOCK_STATUS(ndr, NDR_SCALARS|NDR_BUFFERS, r->out.lock_status));
 		NDR_PULL_SET_MEM_CTX(ndr, _mem_save_lock_status_0, LIBNDR_FLAG_REF_ALLOC);
 		if (ndr->flags & LIBNDR_FLAG_REF_ALLOC) {
-			NDR_PULL_ALLOC(ndr, r->out.required_buf_size);
+			NDR_PULL_ALLOC(ndr, r->out.needed);
 		}
-		_mem_save_required_buf_size_0 = NDR_PULL_GET_MEM_CTX(ndr);
-		NDR_PULL_SET_MEM_CTX(ndr, r->out.required_buf_size, LIBNDR_FLAG_REF_ALLOC);
-		NDR_CHECK(ndr_pull_uint32(ndr, NDR_SCALARS, r->out.required_buf_size));
-		NDR_PULL_SET_MEM_CTX(ndr, _mem_save_required_buf_size_0, LIBNDR_FLAG_REF_ALLOC);
+		_mem_save_needed_0 = NDR_PULL_GET_MEM_CTX(ndr);
+		NDR_PULL_SET_MEM_CTX(ndr, r->out.needed, LIBNDR_FLAG_REF_ALLOC);
+		NDR_CHECK(ndr_pull_uint32(ndr, NDR_SCALARS, r->out.needed));
+		NDR_PULL_SET_MEM_CTX(ndr, _mem_save_needed_0, LIBNDR_FLAG_REF_ALLOC);
 		NDR_CHECK(ndr_pull_WERROR(ndr, NDR_SCALARS, &r->out.result));
 	}
 	return NDR_ERR_SUCCESS;
@@ -3393,7 +3393,7 @@ _PUBLIC_ void ndr_print_svcctl_QueryServiceLockStatusW(struct ndr_print *ndr, co
 		ndr->depth++;
 		ndr_print_policy_handle(ndr, "handle", r->in.handle);
 		ndr->depth--;
-		ndr_print_uint32(ndr, "buf_size", r->in.buf_size);
+		ndr_print_uint32(ndr, "offered", r->in.offered);
 		ndr->depth--;
 	}
 	if (flags & NDR_OUT) {
@@ -3403,9 +3403,9 @@ _PUBLIC_ void ndr_print_svcctl_QueryServiceLockStatusW(struct ndr_print *ndr, co
 		ndr->depth++;
 		ndr_print_SERVICE_LOCK_STATUS(ndr, "lock_status", r->out.lock_status);
 		ndr->depth--;
-		ndr_print_ptr(ndr, "required_buf_size", r->out.required_buf_size);
+		ndr_print_ptr(ndr, "needed", r->out.needed);
 		ndr->depth++;
-		ndr_print_uint32(ndr, "required_buf_size", *r->out.required_buf_size);
+		ndr_print_uint32(ndr, "needed", *r->out.needed);
 		ndr->depth--;
 		ndr_print_WERROR(ndr, "result", r->out.result);
 		ndr->depth--;
@@ -4562,17 +4562,17 @@ static enum ndr_err_code ndr_push_svcctl_EnumDependentServicesA(struct ndr_push
 		}
 		NDR_CHECK(ndr_push_policy_handle(ndr, NDR_SCALARS, r->in.service));
 		NDR_CHECK(ndr_push_uint32(ndr, NDR_SCALARS, r->in.state));
-		NDR_CHECK(ndr_push_uint32(ndr, NDR_SCALARS, r->in.buf_size));
+		NDR_CHECK(ndr_push_uint32(ndr, NDR_SCALARS, r->in.offered));
 	}
 	if (flags & NDR_OUT) {
 		NDR_CHECK(ndr_push_unique_ptr(ndr, r->out.service_status));
 		if (r->out.service_status) {
 			NDR_CHECK(ndr_push_ENUM_SERVICE_STATUSA(ndr, NDR_SCALARS|NDR_BUFFERS, r->out.service_status));
 		}
-		if (r->out.bytes_needed == NULL) {
+		if (r->out.needed == NULL) {
 			return ndr_push_error(ndr, NDR_ERR_INVALID_POINTER, "NULL [ref] pointer");
 		}
-		NDR_CHECK(ndr_push_uint32(ndr, NDR_SCALARS, *r->out.bytes_needed));
+		NDR_CHECK(ndr_push_uint32(ndr, NDR_SCALARS, *r->out.needed));
 		if (r->out.services_returned == NULL) {
 			return ndr_push_error(ndr, NDR_ERR_INVALID_POINTER, "NULL [ref] pointer");
 		}
@@ -4587,7 +4587,7 @@ static enum ndr_err_code ndr_pull_svcctl_EnumDependentServicesA(struct ndr_pull
 	uint32_t _ptr_service_status;
 	TALLOC_CTX *_mem_save_service_0;
 	TALLOC_CTX *_mem_save_service_status_0;
-	TALLOC_CTX *_mem_save_bytes_needed_0;
+	TALLOC_CTX *_mem_save_needed_0;
 	TALLOC_CTX *_mem_save_services_returned_0;
 	if (flags & NDR_IN) {
 		ZERO_STRUCT(r->out);
@@ -4600,9 +4600,9 @@ static enum ndr_err_code ndr_pull_svcctl_EnumDependentServicesA(struct ndr_pull
 		NDR_CHECK(ndr_pull_policy_handle(ndr, NDR_SCALARS, r->in.service));
 		NDR_PULL_SET_MEM_CTX(ndr, _mem_save_service_0, LIBNDR_FLAG_REF_ALLOC);
 		NDR_CHECK(ndr_pull_uint32(ndr, NDR_SCALARS, &r->in.state));
-		NDR_CHECK(ndr_pull_uint32(ndr, NDR_SCALARS, &r->in.buf_size));
-		NDR_PULL_ALLOC(ndr, r->out.bytes_needed);
-		ZERO_STRUCTP(r->out.bytes_needed);
+		NDR_CHECK(ndr_pull_uint32(ndr, NDR_SCALARS, &r->in.offered));
+		NDR_PULL_ALLOC(ndr, r->out.needed);
+		ZERO_STRUCTP(r->out.needed);
 		NDR_PULL_ALLOC(ndr, r->out.services_returned);
 		ZERO_STRUCTP(r->out.services_returned);
 	}
@@ -4620,12 +4620,12 @@ static enum ndr_err_code ndr_pull_svcctl_EnumDependentServicesA(struct ndr_pull
 			NDR_PULL_SET_MEM_CTX(ndr, _mem_save_service_status_0, 0);
 		}
 		if (ndr->flags & LIBNDR_FLAG_REF_ALLOC) {
-			NDR_PULL_ALLOC(ndr, r->out.bytes_needed);
+			NDR_PULL_ALLOC(ndr, r->out.needed);
 		}
-		_mem_save_bytes_needed_0 = NDR_PULL_GET_MEM_CTX(ndr);
-		NDR_PULL_SET_MEM_CTX(ndr, r->out.bytes_needed, LIBNDR_FLAG_REF_ALLOC);
-		NDR_CHECK(ndr_pull_uint32(ndr, NDR_SCALARS, r->out.bytes_needed));
-		NDR_PULL_SET_MEM_CTX(ndr, _mem_save_bytes_needed_0, LIBNDR_FLAG_REF_ALLOC);
+		_mem_save_needed_0 = NDR_PULL_GET_MEM_CTX(ndr);
+		NDR_PULL_SET_MEM_CTX(ndr, r->out.needed, LIBNDR_FLAG_REF_ALLOC);
+		NDR_CHECK(ndr_pull_uint32(ndr, NDR_SCALARS, r->out.needed));
+		NDR_PULL_SET_MEM_CTX(ndr, _mem_save_needed_0, LIBNDR_FLAG_REF_ALLOC);
 		if (ndr->flags & LIBNDR_FLAG_REF_ALLOC) {
 			NDR_PULL_ALLOC(ndr, r->out.services_returned);
 		}
@@ -4653,7 +4653,7 @@ _PUBLIC_ void ndr_print_svcctl_EnumDependentServicesA(struct ndr_print *ndr, con
 		ndr_print_policy_handle(ndr, "service", r->in.service);
 		ndr->depth--;
 		ndr_print_uint32(ndr, "state", r->in.state);
-		ndr_print_uint32(ndr, "buf_size", r->in.buf_size);
+		ndr_print_uint32(ndr, "offered", r->in.offered);
 		ndr->depth--;
 	}
 	if (flags & NDR_OUT) {
@@ -4665,9 +4665,9 @@ _PUBLIC_ void ndr_print_svcctl_EnumDependentServicesA(struct ndr_print *ndr, con
 			ndr_print_ENUM_SERVICE_STATUSA(ndr, "service_status", r->out.service_status);
 		}
 		ndr->depth--;
-		ndr_print_ptr(ndr, "bytes_needed", r->out.bytes_needed);
+		ndr_print_ptr(ndr, "needed", r->out.needed);
 		ndr->depth++;
-		ndr_print_uint32(ndr, "bytes_needed", *r->out.bytes_needed);
+		ndr_print_uint32(ndr, "needed", *r->out.needed);
 		ndr->depth--;
 		ndr_print_ptr(ndr, "services_returned", r->out.services_returned);
 		ndr->depth++;
@@ -4688,19 +4688,19 @@ static enum ndr_err_code ndr_push_svcctl_EnumServicesStatusA(struct ndr_push *nd
 		NDR_CHECK(ndr_push_policy_handle(ndr, NDR_SCALARS, r->in.handle));
 		NDR_CHECK(ndr_push_uint32(ndr, NDR_SCALARS, r->in.type));
 		NDR_CHECK(ndr_push_svcctl_ServiceState(ndr, NDR_SCALARS, r->in.state));
-		NDR_CHECK(ndr_push_uint32(ndr, NDR_SCALARS, r->in.buf_size));
+		NDR_CHECK(ndr_push_uint32(ndr, NDR_SCALARS, r->in.offered));
 		NDR_CHECK(ndr_push_unique_ptr(ndr, r->in.resume_handle));
 		if (r->in.resume_handle) {
 			NDR_CHECK(ndr_push_uint32(ndr, NDR_SCALARS, *r->in.resume_handle));
 		}
 	}
 	if (flags & NDR_OUT) {
-		NDR_CHECK(ndr_push_uint32(ndr, NDR_SCALARS, r->in.buf_size));
-		NDR_CHECK(ndr_push_array_uint8(ndr, NDR_SCALARS, r->out.service, r->in.buf_size));
-		if (r->out.bytes_needed == NULL) {
+		NDR_CHECK(ndr_push_uint32(ndr, NDR_SCALARS, r->in.offered));
+		NDR_CHECK(ndr_push_array_uint8(ndr, NDR_SCALARS, r->out.service, r->in.offered));
+		if (r->out.needed == NULL) {
 			return ndr_push_error(ndr, NDR_ERR_INVALID_POINTER, "NULL [ref] pointer");
 		}
-		NDR_CHECK(ndr_push_uint32(ndr, NDR_SCALARS, *r->out.bytes_needed));
+		NDR_CHECK(ndr_push_uint32(ndr, NDR_SCALARS, *r->out.needed));
 		if (r->out.services_returned == NULL) {
 			return ndr_push_error(ndr, NDR_ERR_INVALID_POINTER, "NULL [ref] pointer");
 		}
@@ -4718,7 +4718,7 @@ static enum ndr_err_code ndr_pull_svcctl_EnumServicesStatusA(struct ndr_pull *nd
 {
 	uint32_t _ptr_resume_handle;
 	TALLOC_CTX *_mem_save_handle_0;
-	TALLOC_CTX *_mem_save_bytes_needed_0;
+	TALLOC_CTX *_mem_save_needed_0;
 	TALLOC_CTX *_mem_save_services_returned_0;
 	TALLOC_CTX *_mem_save_resume_handle_0;
 	if (flags & NDR_IN) {
@@ -4733,7 +4733,7 @@ static enum ndr_err_code ndr_pull_svcctl_EnumServicesStatusA(struct ndr_pull *nd
 		NDR_PULL_SET_MEM_CTX(ndr, _mem_save_handle_0, LIBNDR_FLAG_REF_ALLOC);
 		NDR_CHECK(ndr_pull_uint32(ndr, NDR_SCALARS, &r->in.type));
 		NDR_CHECK(ndr_pull_svcctl_ServiceState(ndr, NDR_SCALARS, &r->in.state));
-		NDR_CHECK(ndr_pull_uint32(ndr, NDR_SCALARS, &r->in.buf_size));
+		NDR_CHECK(ndr_pull_uint32(ndr, NDR_SCALARS, &r->in.offered));
 		NDR_CHECK(ndr_pull_generic_ptr(ndr, &_ptr_resume_handle));
 		if (_ptr_resume_handle) {
 			NDR_PULL_ALLOC(ndr, r->in.resume_handle);
@@ -4746,8 +4746,8 @@ static enum ndr_err_code ndr_pull_svcctl_EnumServicesStatusA(struct ndr_pull *nd
 			NDR_CHECK(ndr_pull_uint32(ndr, NDR_SCALARS, r->in.resume_handle));
 			NDR_PULL_SET_MEM_CTX(ndr, _mem_save_resume_handle_0, 0);
 		}
-		NDR_PULL_ALLOC(ndr, r->out.bytes_needed);
-		ZERO_STRUCTP(r->out.bytes_needed);
+		NDR_PULL_ALLOC(ndr, r->out.needed);
+		ZERO_STRUCTP(r->out.needed);
 		NDR_PULL_ALLOC(ndr, r->out.services_returned);
 		ZERO_STRUCTP(r->out.services_returned);
 	}
@@ -4756,12 +4756,12 @@ static enum ndr_err_code ndr_pull_svcctl_EnumServicesStatusA(struct ndr_pull *nd
 		NDR_PULL_ALLOC_N(ndr, r->out.service, ndr_get_array_size(ndr, &r->out.service));
 		NDR_CHECK(ndr_pull_array_uint8(ndr, NDR_SCALARS, r->out.service, ndr_get_array_size(ndr, &r->out.service)));
 		if (ndr->flags & LIBNDR_FLAG_REF_ALLOC) {
-			NDR_PULL_ALLOC(ndr, r->out.bytes_needed);
+			NDR_PULL_ALLOC(ndr, r->out.needed);
 		}
-		_mem_save_bytes_needed_0 = NDR_PULL_GET_MEM_CTX(ndr);
-		NDR_PULL_SET_MEM_CTX(ndr, r->out.bytes_needed, LIBNDR_FLAG_REF_ALLOC);
-		NDR_CHECK(ndr_pull_uint32(ndr, NDR_SCALARS, r->out.bytes_needed));
-		NDR_PULL_SET_MEM_CTX(ndr, _mem_save_bytes_needed_0, LIBNDR_FLAG_REF_ALLOC);
+		_mem_save_needed_0 = NDR_PULL_GET_MEM_CTX(ndr);
+		NDR_PULL_SET_MEM_CTX(ndr, r->out.needed, LIBNDR_FLAG_REF_ALLOC);
+		NDR_CHECK(ndr_pull_uint32(ndr, NDR_SCALARS, r->out.needed));
+		NDR_PULL_SET_MEM_CTX(ndr, _mem_save_needed_0, LIBNDR_FLAG_REF_ALLOC);
 		if (ndr->flags & LIBNDR_FLAG_REF_ALLOC) {
 			NDR_PULL_ALLOC(ndr, r->out.services_returned);
 		}
@@ -4783,7 +4783,7 @@ static enum ndr_err_code ndr_pull_svcctl_EnumServicesStatusA(struct ndr_pull *nd
 		}
 		NDR_CHECK(ndr_pull_WERROR(ndr, NDR_SCALARS, &r->out.result));
 		if (r->out.service) {
-			NDR_CHECK(ndr_check_array_size(ndr, (void*)&r->out.service, r->in.buf_size));
+			NDR_CHECK(ndr_check_array_size(ndr, (void*)&r->out.service, r->in.offered));
 		}
 	}
 	return NDR_ERR_SUCCESS;
@@ -4805,7 +4805,7 @@ _PUBLIC_ void ndr_print_svcctl_EnumServicesStatusA(struct ndr_print *ndr, const
 		ndr->depth--;
 		ndr_print_uint32(ndr, "type", r->in.type);
 		ndr_print_svcctl_ServiceState(ndr, "state", r->in.state);
-		ndr_print_uint32(ndr, "buf_size", r->in.buf_size);
+		ndr_print_uint32(ndr, "offered", r->in.offered);
 		ndr_print_ptr(ndr, "resume_handle", r->in.resume_handle);
 		ndr->depth++;
 		if (r->in.resume_handle) {
@@ -4817,10 +4817,10 @@ _PUBLIC_ void ndr_print_svcctl_EnumServicesStatusA(struct ndr_print *ndr, const
 	if (flags & NDR_OUT) {
 		ndr_print_struct(ndr, "out", "svcctl_EnumServicesStatusA");
 		ndr->depth++;
-		ndr_print_array_uint8(ndr, "service", r->out.service, r->in.buf_size);
-		ndr_print_ptr(ndr, "bytes_needed", r->out.bytes_needed);
+		ndr_print_array_uint8(ndr, "service", r->out.service, r->in.offered);
+		ndr_print_ptr(ndr, "needed", r->out.needed);
 		ndr->depth++;
-		ndr_print_uint32(ndr, "bytes_needed", *r->out.bytes_needed);
+		ndr_print_uint32(ndr, "needed", *r->out.needed);
 		ndr->depth--;
 		ndr_print_ptr(ndr, "services_returned", r->out.services_returned);
 		ndr->depth++;
@@ -5068,14 +5068,14 @@ static enum ndr_err_code ndr_push_svcctl_QueryServiceConfigA(struct ndr_push *nd
 			return ndr_push_error(ndr, NDR_ERR_INVALID_POINTER, "NULL [ref] pointer");
 		}
 		NDR_CHECK(ndr_push_policy_handle(ndr, NDR_SCALARS, r->in.handle));
-		NDR_CHECK(ndr_push_uint32(ndr, NDR_SCALARS, r->in.buf_size));
+		NDR_CHECK(ndr_push_uint32(ndr, NDR_SCALARS, r->in.offered));
 	}
 	if (flags & NDR_OUT) {
-		NDR_CHECK(ndr_push_array_uint8(ndr, NDR_SCALARS, r->out.query, r->in.buf_size));
-		if (r->out.bytes_needed == NULL) {
+		NDR_CHECK(ndr_push_array_uint8(ndr, NDR_SCALARS, r->out.query, r->in.offered));
+		if (r->out.needed == NULL) {
 			return ndr_push_error(ndr, NDR_ERR_INVALID_POINTER, "NULL [ref] pointer");
 		}
-		NDR_CHECK(ndr_push_uint32(ndr, NDR_SCALARS, *r->out.bytes_needed));
+		NDR_CHECK(ndr_push_uint32(ndr, NDR_SCALARS, *r->out.needed));
 		NDR_CHECK(ndr_push_WERROR(ndr, NDR_SCALARS, r->out.result));
 	}
 	return NDR_ERR_SUCCESS;
@@ -5084,7 +5084,7 @@ static enum ndr_err_code ndr_push_svcctl_QueryServiceConfigA(struct ndr_push *nd
 static enum ndr_err_code ndr_pull_svcctl_QueryServiceConfigA(struct ndr_pull *ndr, int flags, struct svcctl_QueryServiceConfigA *r)
 {
 	TALLOC_CTX *_mem_save_handle_0;
-	TALLOC_CTX *_mem_save_bytes_needed_0;
+	TALLOC_CTX *_mem_save_needed_0;
 	if (flags & NDR_IN) {
 		ZERO_STRUCT(r->out);
 
@@ -5095,20 +5095,20 @@ static enum ndr_err_code ndr_pull_svcctl_QueryServiceConfigA(struct ndr_pull *nd
 		NDR_PULL_SET_MEM_CTX(ndr, r->in.handle, LIBNDR_FLAG_REF_ALLOC);
 		NDR_CHECK(ndr_pull_policy_handle(ndr, NDR_SCALARS, r->in.handle));
 		NDR_PULL_SET_MEM_CTX(ndr, _mem_save_handle_0, LIBNDR_FLAG_REF_ALLOC);
-		NDR_CHECK(ndr_pull_uint32(ndr, NDR_SCALARS, &r->in.buf_size));
-		NDR_PULL_ALLOC(ndr, r->out.bytes_needed);
-		ZERO_STRUCTP(r->out.bytes_needed);
+		NDR_CHECK(ndr_pull_uint32(ndr, NDR_SCALARS, &r->in.offered));
+		NDR_PULL_ALLOC(ndr, r->out.needed);
+		ZERO_STRUCTP(r->out.needed);
 	}
 	if (flags & NDR_OUT) {
-		NDR_PULL_ALLOC_N(ndr, r->out.query, r->in.buf_size);
-		NDR_CHECK(ndr_pull_array_uint8(ndr, NDR_SCALARS, r->out.query, r->in.buf_size));
+		NDR_PULL_ALLOC_N(ndr, r->out.query, r->in.offered);
+		NDR_CHECK(ndr_pull_array_uint8(ndr, NDR_SCALARS, r->out.query, r->in.offered));
 		if (ndr->flags & LIBNDR_FLAG_REF_ALLOC) {
-			NDR_PULL_ALLOC(ndr, r->out.bytes_needed);
+			NDR_PULL_ALLOC(ndr, r->out.needed);
 		}
-		_mem_save_bytes_needed_0 = NDR_PULL_GET_MEM_CTX(ndr);
-		NDR_PULL_SET_MEM_CTX(ndr, r->out.bytes_needed, LIBNDR_FLAG_REF_ALLOC);
-		NDR_CHECK(ndr_pull_uint32(ndr, NDR_SCALARS, r->out.bytes_needed));
-		NDR_PULL_SET_MEM_CTX(ndr, _mem_save_bytes_needed_0, LIBNDR_FLAG_REF_ALLOC);
+		_mem_save_needed_0 = NDR_PULL_GET_MEM_CTX(ndr);
+		NDR_PULL_SET_MEM_CTX(ndr, r->out.needed, LIBNDR_FLAG_REF_ALLOC);
+		NDR_CHECK(ndr_pull_uint32(ndr, NDR_SCALARS, r->out.needed));
+		NDR_PULL_SET_MEM_CTX(ndr, _mem_save_needed_0, LIBNDR_FLAG_REF_ALLOC);
 		NDR_CHECK(ndr_pull_WERROR(ndr, NDR_SCALARS, &r->out.result));
 	}
 	return NDR_ERR_SUCCESS;
@@ -5128,16 +5128,16 @@ _PUBLIC_ void ndr_print_svcctl_QueryServiceConfigA(struct ndr_print *ndr, const
 		ndr->depth++;
 		ndr_print_policy_handle(ndr, "handle", r->in.handle);
 		ndr->depth--;
-		ndr_print_uint32(ndr, "buf_size", r->in.buf_size);
+		ndr_print_uint32(ndr, "offered", r->in.offered);
 		ndr->depth--;
 	}
 	if (flags & NDR_OUT) {
 		ndr_print_struct(ndr, "out", "svcctl_QueryServiceConfigA");
 		ndr->depth++;
-		ndr_print_array_uint8(ndr, "query", r->out.query, r->in.buf_size);
-		ndr_print_ptr(ndr, "bytes_needed", r->out.bytes_needed);
+		ndr_print_array_uint8(ndr, "query", r->out.query, r->in.offered);
+		ndr_print_ptr(ndr, "needed", r->out.needed);
 		ndr->depth++;
-		ndr_print_uint32(ndr, "bytes_needed", *r->out.bytes_needed);
+		ndr_print_uint32(ndr, "needed", *r->out.needed);
 		ndr->depth--;
 		ndr_print_WERROR(ndr, "result", r->out.result);
 		ndr->depth--;
@@ -5152,17 +5152,17 @@ static enum ndr_err_code ndr_push_svcctl_QueryServiceLockStatusA(struct ndr_push
 			return ndr_push_error(ndr, NDR_ERR_INVALID_POINTER, "NULL [ref] pointer");
 		}
 		NDR_CHECK(ndr_push_policy_handle(ndr, NDR_SCALARS, r->in.handle));
-		NDR_CHECK(ndr_push_uint32(ndr, NDR_SCALARS, r->in.buf_size));
+		NDR_CHECK(ndr_push_uint32(ndr, NDR_SCALARS, r->in.offered));
 	}
 	if (flags & NDR_OUT) {
 		if (r->out.lock_status == NULL) {
 			return ndr_push_error(ndr, NDR_ERR_INVALID_POINTER, "NULL [ref] pointer");
 		}
 		NDR_CHECK(ndr_push_SERVICE_LOCK_STATUS(ndr, NDR_SCALARS|NDR_BUFFERS, r->out.lock_status));
-		if (r->out.required_buf_size == NULL) {
+		if (r->out.needed == NULL) {
 			return ndr_push_error(ndr, NDR_ERR_INVALID_POINTER, "NULL [ref] pointer");
 		}
-		NDR_CHECK(ndr_push_uint32(ndr, NDR_SCALARS, *r->out.required_buf_size));
+		NDR_CHECK(ndr_push_uint32(ndr, NDR_SCALARS, *r->out.needed));
 		NDR_CHECK(ndr_push_WERROR(ndr, NDR_SCALARS, r->out.result));
 	}
 	return NDR_ERR_SUCCESS;
@@ -5172,7 +5172,7 @@ static enum ndr_err_code ndr_pull_svcctl_QueryServiceLockStatusA(struct ndr_pull
 {
 	TALLOC_CTX *_mem_save_handle_0;
 	TALLOC_CTX *_mem_save_lock_status_0;
-	TALLOC_CTX *_mem_save_required_buf_size_0;
+	TALLOC_CTX *_mem_save_needed_0;
 	if (flags & NDR_IN) {
 		ZERO_STRUCT(r->out);
 
@@ -5183,11 +5183,11 @@ static enum ndr_err_code ndr_pull_svcctl_QueryServiceLockStatusA(struct ndr_pull
 		NDR_PULL_SET_MEM_CTX(ndr, r->in.handle, LIBNDR_FLAG_REF_ALLOC);
 		NDR_CHECK(ndr_pull_policy_handle(ndr, NDR_SCALARS, r->in.handle));
 		NDR_PULL_SET_MEM_CTX(ndr, _mem_save_handle_0, LIBNDR_FLAG_REF_ALLOC);
-		NDR_CHECK(ndr_pull_uint32(ndr, NDR_SCALARS, &r->in.buf_size));
+		NDR_CHECK(ndr_pull_uint32(ndr, NDR_SCALARS, &r->in.offered));
 		NDR_PULL_ALLOC(ndr, r->out.lock_status);
 		ZERO_STRUCTP(r->out.lock_status);
-		NDR_PULL_ALLOC(ndr, r->out.required_buf_size);
-		ZERO_STRUCTP(r->out.required_buf_size);
+		NDR_PULL_ALLOC(ndr, r->out.needed);
+		ZERO_STRUCTP(r->out.needed);
 	}
 	if (flags & NDR_OUT) {
 		if (ndr->flags & LIBNDR_FLAG_REF_ALLOC) {
@@ -5198,12 +5198,12 @@ static enum ndr_err_code ndr_pull_svcctl_QueryServiceLockStatusA(struct ndr_pull
 		NDR_CHECK(ndr_pull_SERVICE_LOCK_STATUS(ndr, NDR_SCALARS|NDR_BUFFERS, r->out.lock_status));
 		NDR_PULL_SET_MEM_CTX(ndr, _mem_save_lock_status_0, LIBNDR_FLAG_REF_ALLOC);
 		if (ndr->flags & LIBNDR_FLAG_REF_ALLOC) {
-			NDR_PULL_ALLOC(ndr, r->out.required_buf_size);
+			NDR_PULL_ALLOC(ndr, r->out.needed);
 		}
-		_mem_save_required_buf_size_0 = NDR_PULL_GET_MEM_CTX(ndr);
-		NDR_PULL_SET_MEM_CTX(ndr, r->out.required_buf_size, LIBNDR_FLAG_REF_ALLOC);
-		NDR_CHECK(ndr_pull_uint32(ndr, NDR_SCALARS, r->out.required_buf_size));
-		NDR_PULL_SET_MEM_CTX(ndr, _mem_save_required_buf_size_0, LIBNDR_FLAG_REF_ALLOC);
+		_mem_save_needed_0 = NDR_PULL_GET_MEM_CTX(ndr);
+		NDR_PULL_SET_MEM_CTX(ndr, r->out.needed, LIBNDR_FLAG_REF_ALLOC);
+		NDR_CHECK(ndr_pull_uint32(ndr, NDR_SCALARS, r->out.needed));
+		NDR_PULL_SET_MEM_CTX(ndr, _mem_save_needed_0, LIBNDR_FLAG_REF_ALLOC);
 		NDR_CHECK(ndr_pull_WERROR(ndr, NDR_SCALARS, &r->out.result));
 	}
 	return NDR_ERR_SUCCESS;
@@ -5223,7 +5223,7 @@ _PUBLIC_ void ndr_print_svcctl_QueryServiceLockStatusA(struct ndr_print *ndr, co
 		ndr->depth++;
 		ndr_print_policy_handle(ndr, "handle", r->in.handle);
 		ndr->depth--;
-		ndr_print_uint32(ndr, "buf_size", r->in.buf_size);
+		ndr_print_uint32(ndr, "offered", r->in.offered);
 		ndr->depth--;
 	}
 	if (flags & NDR_OUT) {
@@ -5233,9 +5233,9 @@ _PUBLIC_ void ndr_print_svcctl_QueryServiceLockStatusA(struct ndr_print *ndr, co
 		ndr->depth++;
 		ndr_print_SERVICE_LOCK_STATUS(ndr, "lock_status", r->out.lock_status);
 		ndr->depth--;
-		ndr_print_ptr(ndr, "required_buf_size", r->out.required_buf_size);
+		ndr_print_ptr(ndr, "needed", r->out.needed);
 		ndr->depth++;
-		ndr_print_uint32(ndr, "required_buf_size", *r->out.required_buf_size);
+		ndr_print_uint32(ndr, "needed", *r->out.needed);
 		ndr->depth--;
 		ndr_print_WERROR(ndr, "result", r->out.result);
 		ndr->depth--;
@@ -5966,14 +5966,14 @@ static enum ndr_err_code ndr_push_svcctl_QueryServiceConfig2A(struct ndr_push *n
 		}
 		NDR_CHECK(ndr_push_policy_handle(ndr, NDR_SCALARS, r->in.handle));
 		NDR_CHECK(ndr_push_svcctl_ConfigLevel(ndr, NDR_SCALARS, r->in.info_level));
-		NDR_CHECK(ndr_push_uint32(ndr, NDR_SCALARS, r->in.buf_size));
+		NDR_CHECK(ndr_push_uint32(ndr, NDR_SCALARS, r->in.offered));
 	}
 	if (flags & NDR_OUT) {
-		NDR_CHECK(ndr_push_array_uint8(ndr, NDR_SCALARS, r->out.buffer, r->in.buf_size));
-		if (r->out.bytes_needed == NULL) {
+		NDR_CHECK(ndr_push_array_uint8(ndr, NDR_SCALARS, r->out.buffer, r->in.offered));
+		if (r->out.needed == NULL) {
 			return ndr_push_error(ndr, NDR_ERR_INVALID_POINTER, "NULL [ref] pointer");
 		}
-		NDR_CHECK(ndr_push_uint32(ndr, NDR_SCALARS, *r->out.bytes_needed));
+		NDR_CHECK(ndr_push_uint32(ndr, NDR_SCALARS, *r->out.needed));
 		NDR_CHECK(ndr_push_WERROR(ndr, NDR_SCALARS, r->out.result));
 	}
 	return NDR_ERR_SUCCESS;
@@ -5982,7 +5982,7 @@ static enum ndr_err_code ndr_push_svcctl_QueryServiceConfig2A(struct ndr_push *n
 static enum ndr_err_code ndr_pull_svcctl_QueryServiceConfig2A(struct ndr_pull *ndr, int flags, struct svcctl_QueryServiceConfig2A *r)
 {
 	TALLOC_CTX *_mem_save_handle_0;
-	TALLOC_CTX *_mem_save_bytes_needed_0;
+	TALLOC_CTX *_mem_save_needed_0;
 	if (flags & NDR_IN) {
 		ZERO_STRUCT(r->out);
 
@@ -5994,20 +5994,20 @@ static enum ndr_err_code ndr_pull_svcctl_QueryServiceConfig2A(struct ndr_pull *n
 		NDR_CHECK(ndr_pull_policy_handle(ndr, NDR_SCALARS, r->in.handle));
 		NDR_PULL_SET_MEM_CTX(ndr, _mem_save_handle_0, LIBNDR_FLAG_REF_ALLOC);
 		NDR_CHECK(ndr_pull_svcctl_ConfigLevel(ndr, NDR_SCALARS, &r->in.info_level));
-		NDR_CHECK(ndr_pull_uint32(ndr, NDR_SCALARS, &r->in.buf_size));
-		NDR_PULL_ALLOC(ndr, r->out.bytes_needed);
-		ZERO_STRUCTP(r->out.bytes_needed);
+		NDR_CHECK(ndr_pull_uint32(ndr, NDR_SCALARS, &r->in.offered));
+		NDR_PULL_ALLOC(ndr, r->out.needed);
+		ZERO_STRUCTP(r->out.needed);
 	}
 	if (flags & NDR_OUT) {
-		NDR_PULL_ALLOC_N(ndr, r->out.buffer, r->in.buf_size);
-		NDR_CHECK(ndr_pull_array_uint8(ndr, NDR_SCALARS, r->out.buffer, r->in.buf_size));
+		NDR_PULL_ALLOC_N(ndr, r->out.buffer, r->in.offered);
+		NDR_CHECK(ndr_pull_array_uint8(ndr, NDR_SCALARS, r->out.buffer, r->in.offered));
 		if (ndr->flags & LIBNDR_FLAG_REF_ALLOC) {
-			NDR_PULL_ALLOC(ndr, r->out.bytes_needed);
+			NDR_PULL_ALLOC(ndr, r->out.needed);
 		}
-		_mem_save_bytes_needed_0 = NDR_PULL_GET_MEM_CTX(ndr);
-		NDR_PULL_SET_MEM_CTX(ndr, r->out.bytes_needed, LIBNDR_FLAG_REF_ALLOC);
-		NDR_CHECK(ndr_pull_uint32(ndr, NDR_SCALARS, r->out.bytes_needed));
-		NDR_PULL_SET_MEM_CTX(ndr, _mem_save_bytes_needed_0, LIBNDR_FLAG_REF_ALLOC);
+		_mem_save_needed_0 = NDR_PULL_GET_MEM_CTX(ndr);
+		NDR_PULL_SET_MEM_CTX(ndr, r->out.needed, LIBNDR_FLAG_REF_ALLOC);
+		NDR_CHECK(ndr_pull_uint32(ndr, NDR_SCALARS, r->out.needed));
+		NDR_PULL_SET_MEM_CTX(ndr, _mem_save_needed_0, LIBNDR_FLAG_REF_ALLOC);
 		NDR_CHECK(ndr_pull_WERROR(ndr, NDR_SCALARS, &r->out.result));
 	}
 	return NDR_ERR_SUCCESS;
@@ -6028,16 +6028,16 @@ _PUBLIC_ void ndr_print_svcctl_QueryServiceConfig2A(struct ndr_print *ndr, const
 		ndr_print_policy_handle(ndr, "handle", r->in.handle);
 		ndr->depth--;
 		ndr_print_svcctl_ConfigLevel(ndr, "info_level", r->in.info_level);
-		ndr_print_uint32(ndr, "buf_size", r->in.buf_size);
+		ndr_print_uint32(ndr, "offered", r->in.offered);
 		ndr->depth--;
 	}
 	if (flags & NDR_OUT) {
 		ndr_print_struct(ndr, "out", "svcctl_QueryServiceConfig2A");
 		ndr->depth++;
-		ndr_print_array_uint8(ndr, "buffer", r->out.buffer, r->in.buf_size);
-		ndr_print_ptr(ndr, "bytes_needed", r->out.bytes_needed);
+		ndr_print_array_uint8(ndr, "buffer", r->out.buffer, r->in.offered);
+		ndr_print_ptr(ndr, "needed", r->out.needed);
 		ndr->depth++;
-		ndr_print_uint32(ndr, "bytes_needed", *r->out.bytes_needed);
+		ndr_print_uint32(ndr, "needed", *r->out.needed);
 		ndr->depth--;
 		ndr_print_WERROR(ndr, "result", r->out.result);
 		ndr->depth--;
@@ -6053,18 +6053,18 @@ static enum ndr_err_code ndr_push_svcctl_QueryServiceConfig2W(struct ndr_push *n
 		}
 		NDR_CHECK(ndr_push_policy_handle(ndr, NDR_SCALARS, r->in.handle));
 		NDR_CHECK(ndr_push_svcctl_ConfigLevel(ndr, NDR_SCALARS, r->in.info_level));
-		NDR_CHECK(ndr_push_uint32(ndr, NDR_SCALARS, r->in.buf_size));
+		NDR_CHECK(ndr_push_uint32(ndr, NDR_SCALARS, r->in.offered));
 	}
 	if (flags & NDR_OUT) {
 		if (r->out.buffer == NULL) {
 			return ndr_push_error(ndr, NDR_ERR_INVALID_POINTER, "NULL [ref] pointer");
 		}
-		NDR_CHECK(ndr_push_uint32(ndr, NDR_SCALARS, r->in.buf_size));
-		NDR_CHECK(ndr_push_array_uint8(ndr, NDR_SCALARS, r->out.buffer, r->in.buf_size));
-		if (r->out.bytes_needed == NULL) {
+		NDR_CHECK(ndr_push_uint32(ndr, NDR_SCALARS, r->in.offered));
+		NDR_CHECK(ndr_push_array_uint8(ndr, NDR_SCALARS, r->out.buffer, r->in.offered));
+		if (r->out.needed == NULL) {
 			return ndr_push_error(ndr, NDR_ERR_INVALID_POINTER, "NULL [ref] pointer");
 		}
-		NDR_CHECK(ndr_push_uint32(ndr, NDR_SCALARS, *r->out.bytes_needed));
+		NDR_CHECK(ndr_push_uint32(ndr, NDR_SCALARS, *r->out.needed));
 		NDR_CHECK(ndr_push_WERROR(ndr, NDR_SCALARS, r->out.result));
 	}
 	return NDR_ERR_SUCCESS;
@@ -6073,7 +6073,7 @@ static enum ndr_err_code ndr_push_svcctl_QueryServiceConfig2W(struct ndr_push *n
 static enum ndr_err_code ndr_pull_svcctl_QueryServiceConfig2W(struct ndr_pull *ndr, int flags, struct svcctl_QueryServiceConfig2W *r)
 {
 	TALLOC_CTX *_mem_save_handle_0;
-	TALLOC_CTX *_mem_save_bytes_needed_0;
+	TALLOC_CTX *_mem_save_needed_0;
 	if (flags & NDR_IN) {
 		ZERO_STRUCT(r->out);
 
@@ -6085,14 +6085,14 @@ static enum ndr_err_code ndr_pull_svcctl_QueryServiceConfig2W(struct ndr_pull *n
 		NDR_CHECK(ndr_pull_policy_handle(ndr, NDR_SCALARS, r->in.handle));
 		NDR_PULL_SET_MEM_CTX(ndr, _mem_save_handle_0, LIBNDR_FLAG_REF_ALLOC);
 		NDR_CHECK(ndr_pull_svcctl_ConfigLevel(ndr, NDR_SCALARS, &r->in.info_level));
-		NDR_CHECK(ndr_pull_uint32(ndr, NDR_SCALARS, &r->in.buf_size));
-		if (r->in.buf_size > 8192) {
+		NDR_CHECK(ndr_pull_uint32(ndr, NDR_SCALARS, &r->in.offered));
+		if (r->in.offered > 8192) {
 			return ndr_pull_error(ndr, NDR_ERR_RANGE, "value out of range");
 		}
-		NDR_PULL_ALLOC_N(ndr, r->out.buffer, r->in.buf_size);
-		memset(r->out.buffer, 0, (r->in.buf_size) * sizeof(*r->out.buffer));
-		NDR_PULL_ALLOC(ndr, r->out.bytes_needed);
-		ZERO_STRUCTP(r->out.bytes_needed);
+		NDR_PULL_ALLOC_N(ndr, r->out.buffer, r->in.offered);
+		memset(r->out.buffer, 0, (r->in.offered) * sizeof(*r->out.buffer));
+		NDR_PULL_ALLOC(ndr, r->out.needed);
+		ZERO_STRUCTP(r->out.needed);
 	}
 	if (flags & NDR_OUT) {
 		NDR_CHECK(ndr_pull_array_size(ndr, &r->out.buffer));
@@ -6101,18 +6101,18 @@ static enum ndr_err_code ndr_pull_svcctl_QueryServiceConfig2W(struct ndr_pull *n
 		}
 		NDR_CHECK(ndr_pull_array_uint8(ndr, NDR_SCALARS, r->out.buffer, ndr_get_array_size(ndr, &r->out.buffer)));
 		if (ndr->flags & LIBNDR_FLAG_REF_ALLOC) {
-			NDR_PULL_ALLOC(ndr, r->out.bytes_needed);
+			NDR_PULL_ALLOC(ndr, r->out.needed);
 		}
-		_mem_save_bytes_needed_0 = NDR_PULL_GET_MEM_CTX(ndr);
-		NDR_PULL_SET_MEM_CTX(ndr, r->out.bytes_needed, LIBNDR_FLAG_REF_ALLOC);
-		NDR_CHECK(ndr_pull_uint32(ndr, NDR_SCALARS, r->out.bytes_needed));
-		if (*r->out.bytes_needed > 8192) {
+		_mem_save_needed_0 = NDR_PULL_GET_MEM_CTX(ndr);
+		NDR_PULL_SET_MEM_CTX(ndr, r->out.needed, LIBNDR_FLAG_REF_ALLOC);
+		NDR_CHECK(ndr_pull_uint32(ndr, NDR_SCALARS, r->out.needed));
+		if (*r->out.needed > 8192) {
 			return ndr_pull_error(ndr, NDR_ERR_RANGE, "value out of range");
 		}
-		NDR_PULL_SET_MEM_CTX(ndr, _mem_save_bytes_needed_0, LIBNDR_FLAG_REF_ALLOC);
+		NDR_PULL_SET_MEM_CTX(ndr, _mem_save_needed_0, LIBNDR_FLAG_REF_ALLOC);
 		NDR_CHECK(ndr_pull_WERROR(ndr, NDR_SCALARS, &r->out.result));
 		if (r->out.buffer) {
-			NDR_CHECK(ndr_check_array_size(ndr, (void*)&r->out.buffer, r->in.buf_size));
+			NDR_CHECK(ndr_check_array_size(ndr, (void*)&r->out.buffer, r->in.offered));
 		}
 	}
 	return NDR_ERR_SUCCESS;
@@ -6133,7 +6133,7 @@ _PUBLIC_ void ndr_print_svcctl_QueryServiceConfig2W(struct ndr_print *ndr, const
 		ndr_print_policy_handle(ndr, "handle", r->in.handle);
 		ndr->depth--;
 		ndr_print_svcctl_ConfigLevel(ndr, "info_level", r->in.info_level);
-		ndr_print_uint32(ndr, "buf_size", r->in.buf_size);
+		ndr_print_uint32(ndr, "offered", r->in.offered);
 		ndr->depth--;
 	}
 	if (flags & NDR_OUT) {
@@ -6141,11 +6141,11 @@ _PUBLIC_ void ndr_print_svcctl_QueryServiceConfig2W(struct ndr_print *ndr, const
 		ndr->depth++;
 		ndr_print_ptr(ndr, "buffer", r->out.buffer);
 		ndr->depth++;
-		ndr_print_array_uint8(ndr, "buffer", r->out.buffer, r->in.buf_size);
+		ndr_print_array_uint8(ndr, "buffer", r->out.buffer, r->in.offered);
 		ndr->depth--;
-		ndr_print_ptr(ndr, "bytes_needed", r->out.bytes_needed);
+		ndr_print_ptr(ndr, "needed", r->out.needed);
 		ndr->depth++;
-		ndr_print_uint32(ndr, "bytes_needed", *r->out.bytes_needed);
+		ndr_print_uint32(ndr, "needed", *r->out.needed);
 		ndr->depth--;
 		ndr_print_WERROR(ndr, "result", r->out.result);
 		ndr->depth--;
@@ -6161,18 +6161,18 @@ static enum ndr_err_code ndr_push_svcctl_QueryServiceStatusEx(struct ndr_push *n
 		}
 		NDR_CHECK(ndr_push_policy_handle(ndr, NDR_SCALARS, r->in.handle));
 		NDR_CHECK(ndr_push_svcctl_StatusLevel(ndr, NDR_SCALARS, r->in.info_level));
-		NDR_CHECK(ndr_push_uint32(ndr, NDR_SCALARS, r->in.buf_size));
+		NDR_CHECK(ndr_push_uint32(ndr, NDR_SCALARS, r->in.offered));
 	}
 	if (flags & NDR_OUT) {
 		if (r->out.buffer == NULL) {
 			return ndr_push_error(ndr, NDR_ERR_INVALID_POINTER, "NULL [ref] pointer");
 		}
-		NDR_CHECK(ndr_push_uint32(ndr, NDR_SCALARS, r->in.buf_size));
-		NDR_CHECK(ndr_push_array_uint8(ndr, NDR_SCALARS, r->out.buffer, r->in.buf_size));
-		if (r->out.bytes_needed == NULL) {
+		NDR_CHECK(ndr_push_uint32(ndr, NDR_SCALARS, r->in.offered));
+		NDR_CHECK(ndr_push_array_uint8(ndr, NDR_SCALARS, r->out.buffer, r->in.offered));
+		if (r->out.needed == NULL) {
 			return ndr_push_error(ndr, NDR_ERR_INVALID_POINTER, "NULL [ref] pointer");
 		}
-		NDR_CHECK(ndr_push_uint32(ndr, NDR_SCALARS, *r->out.bytes_needed));
+		NDR_CHECK(ndr_push_uint32(ndr, NDR_SCALARS, *r->out.needed));
 		NDR_CHECK(ndr_push_WERROR(ndr, NDR_SCALARS, r->out.result));
 	}
 	return NDR_ERR_SUCCESS;
@@ -6181,7 +6181,7 @@ static enum ndr_err_code ndr_push_svcctl_QueryServiceStatusEx(struct ndr_push *n
 static enum ndr_err_code ndr_pull_svcctl_QueryServiceStatusEx(struct ndr_pull *ndr, int flags, struct svcctl_QueryServiceStatusEx *r)
 {
 	TALLOC_CTX *_mem_save_handle_0;
-	TALLOC_CTX *_mem_save_bytes_needed_0;
+	TALLOC_CTX *_mem_save_needed_0;
 	if (flags & NDR_IN) {
 		ZERO_STRUCT(r->out);
 
@@ -6193,14 +6193,14 @@ static enum ndr_err_code ndr_pull_svcctl_QueryServiceStatusEx(struct ndr_pull *n
 		NDR_CHECK(ndr_pull_policy_handle(ndr, NDR_SCALARS, r->in.handle));
 		NDR_PULL_SET_MEM_CTX(ndr, _mem_save_handle_0, LIBNDR_FLAG_REF_ALLOC);
 		NDR_CHECK(ndr_pull_svcctl_StatusLevel(ndr, NDR_SCALARS, &r->in.info_level));
-		NDR_CHECK(ndr_pull_uint32(ndr, NDR_SCALARS, &r->in.buf_size));
-		if (r->in.buf_size > 8192) {
+		NDR_CHECK(ndr_pull_uint32(ndr, NDR_SCALARS, &r->in.offered));
+		if (r->in.offered > 8192) {
 			return ndr_pull_error(ndr, NDR_ERR_RANGE, "value out of range");
 		}
-		NDR_PULL_ALLOC_N(ndr, r->out.buffer, r->in.buf_size);
-		memset(r->out.buffer, 0, (r->in.buf_size) * sizeof(*r->out.buffer));
-		NDR_PULL_ALLOC(ndr, r->out.bytes_needed);
-		ZERO_STRUCTP(r->out.bytes_needed);
+		NDR_PULL_ALLOC_N(ndr, r->out.buffer, r->in.offered);
+		memset(r->out.buffer, 0, (r->in.offered) * sizeof(*r->out.buffer));
+		NDR_PULL_ALLOC(ndr, r->out.needed);
+		ZERO_STRUCTP(r->out.needed);
 	}
 	if (flags & NDR_OUT) {
 		NDR_CHECK(ndr_pull_array_size(ndr, &r->out.buffer));
@@ -6209,18 +6209,18 @@ static enum ndr_err_code ndr_pull_svcctl_QueryServiceStatusEx(struct ndr_pull *n
 		}
 		NDR_CHECK(ndr_pull_array_uint8(ndr, NDR_SCALARS, r->out.buffer, ndr_get_array_size(ndr, &r->out.buffer)));
 		if (ndr->flags & LIBNDR_FLAG_REF_ALLOC) {
-			NDR_PULL_ALLOC(ndr, r->out.bytes_needed);
+			NDR_PULL_ALLOC(ndr, r->out.needed);
 		}
-		_mem_save_bytes_needed_0 = NDR_PULL_GET_MEM_CTX(ndr);
-		NDR_PULL_SET_MEM_CTX(ndr, r->out.bytes_needed, LIBNDR_FLAG_REF_ALLOC);
-		NDR_CHECK(ndr_pull_uint32(ndr, NDR_SCALARS, r->out.bytes_needed));
-		if (*r->out.bytes_needed > 8192) {
+		_mem_save_needed_0 = NDR_PULL_GET_MEM_CTX(ndr);
+		NDR_PULL_SET_MEM_CTX(ndr, r->out.needed, LIBNDR_FLAG_REF_ALLOC);
+		NDR_CHECK(ndr_pull_uint32(ndr, NDR_SCALARS, r->out.needed));
+		if (*r->out.needed > 8192) {
 			return ndr_pull_error(ndr, NDR_ERR_RANGE, "value out of range");
 		}
-		NDR_PULL_SET_MEM_CTX(ndr, _mem_save_bytes_needed_0, LIBNDR_FLAG_REF_ALLOC);
+		NDR_PULL_SET_MEM_CTX(ndr, _mem_save_needed_0, LIBNDR_FLAG_REF_ALLOC);
 		NDR_CHECK(ndr_pull_WERROR(ndr, NDR_SCALARS, &r->out.result));
 		if (r->out.buffer) {
-			NDR_CHECK(ndr_check_array_size(ndr, (void*)&r->out.buffer, r->in.buf_size));
+			NDR_CHECK(ndr_check_array_size(ndr, (void*)&r->out.buffer, r->in.offered));
 		}
 	}
 	return NDR_ERR_SUCCESS;
@@ -6241,7 +6241,7 @@ _PUBLIC_ void ndr_print_svcctl_QueryServiceStatusEx(struct ndr_print *ndr, const
 		ndr_print_policy_handle(ndr, "handle", r->in.handle);
 		ndr->depth--;
 		ndr_print_svcctl_StatusLevel(ndr, "info_level", r->in.info_level);
-		ndr_print_uint32(ndr, "buf_size", r->in.buf_size);
+		ndr_print_uint32(ndr, "offered", r->in.offered);
 		ndr->depth--;
 	}
 	if (flags & NDR_OUT) {
@@ -6249,11 +6249,11 @@ _PUBLIC_ void ndr_print_svcctl_QueryServiceStatusEx(struct ndr_print *ndr, const
 		ndr->depth++;
 		ndr_print_ptr(ndr, "buffer", r->out.buffer);
 		ndr->depth++;
-		ndr_print_array_uint8(ndr, "buffer", r->out.buffer, r->in.buf_size);
+		ndr_print_array_uint8(ndr, "buffer", r->out.buffer, r->in.offered);
 		ndr->depth--;
-		ndr_print_ptr(ndr, "bytes_needed", r->out.bytes_needed);
+		ndr_print_ptr(ndr, "needed", r->out.needed);
 		ndr->depth++;
-		ndr_print_uint32(ndr, "bytes_needed", *r->out.bytes_needed);
+		ndr_print_uint32(ndr, "needed", *r->out.needed);
 		ndr->depth--;
 		ndr_print_WERROR(ndr, "result", r->out.result);
 		ndr->depth--;
@@ -6271,18 +6271,18 @@ static enum ndr_err_code ndr_push_EnumServicesStatusExA(struct ndr_push *ndr, in
 		NDR_CHECK(ndr_push_uint32(ndr, NDR_SCALARS, r->in.info_level));
 		NDR_CHECK(ndr_push_uint32(ndr, NDR_SCALARS, r->in.type));
 		NDR_CHECK(ndr_push_svcctl_ServiceState(ndr, NDR_SCALARS, r->in.state));
-		NDR_CHECK(ndr_push_uint32(ndr, NDR_SCALARS, r->in.buf_size));
+		NDR_CHECK(ndr_push_uint32(ndr, NDR_SCALARS, r->in.offered));
 		NDR_CHECK(ndr_push_unique_ptr(ndr, r->in.resume_handle));
 		if (r->in.resume_handle) {
 			NDR_CHECK(ndr_push_uint32(ndr, NDR_SCALARS, *r->in.resume_handle));
 		}
 	}
 	if (flags & NDR_OUT) {
-		NDR_CHECK(ndr_push_array_uint8(ndr, NDR_SCALARS, r->out.services, r->in.buf_size));
-		if (r->out.bytes_needed == NULL) {
+		NDR_CHECK(ndr_push_array_uint8(ndr, NDR_SCALARS, r->out.services, r->in.offered));
+		if (r->out.needed == NULL) {
 			return ndr_push_error(ndr, NDR_ERR_INVALID_POINTER, "NULL [ref] pointer");
 		}
-		NDR_CHECK(ndr_push_uint32(ndr, NDR_SCALARS, *r->out.bytes_needed));
+		NDR_CHECK(ndr_push_uint32(ndr, NDR_SCALARS, *r->out.needed));
 		if (r->out.service_returned == NULL) {
 			return ndr_push_error(ndr, NDR_ERR_INVALID_POINTER, "NULL [ref] pointer");
 		}
@@ -6311,7 +6311,7 @@ static enum ndr_err_code ndr_pull_EnumServicesStatusExA(struct ndr_pull *ndr, in
 	uint32_t _ptr_resume_handle;
 	uint32_t _ptr_group_name;
 	TALLOC_CTX *_mem_save_scmanager_0;
-	TALLOC_CTX *_mem_save_bytes_needed_0;
+	TALLOC_CTX *_mem_save_needed_0;
 	TALLOC_CTX *_mem_save_service_returned_0;
 	TALLOC_CTX *_mem_save_resume_handle_0;
 	TALLOC_CTX *_mem_save_group_name_0;
@@ -6329,7 +6329,7 @@ static enum ndr_err_code ndr_pull_EnumServicesStatusExA(struct ndr_pull *ndr, in
 		NDR_CHECK(ndr_pull_uint32(ndr, NDR_SCALARS, &r->in.info_level));
 		NDR_CHECK(ndr_pull_uint32(ndr, NDR_SCALARS, &r->in.type));
 		NDR_CHECK(ndr_pull_svcctl_ServiceState(ndr, NDR_SCALARS, &r->in.state));
-		NDR_CHECK(ndr_pull_uint32(ndr, NDR_SCALARS, &r->in.buf_size));
+		NDR_CHECK(ndr_pull_uint32(ndr, NDR_SCALARS, &r->in.offered));
 		NDR_CHECK(ndr_pull_generic_ptr(ndr, &_ptr_resume_handle));
 		if (_ptr_resume_handle) {
 			NDR_PULL_ALLOC(ndr, r->in.resume_handle);
@@ -6342,23 +6342,23 @@ static enum ndr_err_code ndr_pull_EnumServicesStatusExA(struct ndr_pull *ndr, in
 			NDR_CHECK(ndr_pull_uint32(ndr, NDR_SCALARS, r->in.resume_handle));
 			NDR_PULL_SET_MEM_CTX(ndr, _mem_save_resume_handle_0, 0);
 		}
-		NDR_PULL_ALLOC(ndr, r->out.bytes_needed);
-		ZERO_STRUCTP(r->out.bytes_needed);
+		NDR_PULL_ALLOC(ndr, r->out.needed);
+		ZERO_STRUCTP(r->out.needed);
 		NDR_PULL_ALLOC(ndr, r->out.service_returned);
 		ZERO_STRUCTP(r->out.service_returned);
 		NDR_PULL_ALLOC(ndr, r->out.group_name);
 		ZERO_STRUCTP(r->out.group_name);
 	}
 	if (flags & NDR_OUT) {
-		NDR_PULL_ALLOC_N(ndr, r->out.services, r->in.buf_size);
-		NDR_CHECK(ndr_pull_array_uint8(ndr, NDR_SCALARS, r->out.services, r->in.buf_size));
+		NDR_PULL_ALLOC_N(ndr, r->out.services, r->in.offered);
+		NDR_CHECK(ndr_pull_array_uint8(ndr, NDR_SCALARS, r->out.services, r->in.offered));
 		if (ndr->flags & LIBNDR_FLAG_REF_ALLOC) {
-			NDR_PULL_ALLOC(ndr, r->out.bytes_needed);
+			NDR_PULL_ALLOC(ndr, r->out.needed);
 		}
-		_mem_save_bytes_needed_0 = NDR_PULL_GET_MEM_CTX(ndr);
-		NDR_PULL_SET_MEM_CTX(ndr, r->out.bytes_needed, LIBNDR_FLAG_REF_ALLOC);
-		NDR_CHECK(ndr_pull_uint32(ndr, NDR_SCALARS, r->out.bytes_needed));
-		NDR_PULL_SET_MEM_CTX(ndr, _mem_save_bytes_needed_0, LIBNDR_FLAG_REF_ALLOC);
+		_mem_save_needed_0 = NDR_PULL_GET_MEM_CTX(ndr);
+		NDR_PULL_SET_MEM_CTX(ndr, r->out.needed, LIBNDR_FLAG_REF_ALLOC);
+		NDR_CHECK(ndr_pull_uint32(ndr, NDR_SCALARS, r->out.needed));
+		NDR_PULL_SET_MEM_CTX(ndr, _mem_save_needed_0, LIBNDR_FLAG_REF_ALLOC);
 		if (ndr->flags & LIBNDR_FLAG_REF_ALLOC) {
 			NDR_PULL_ALLOC(ndr, r->out.service_returned);
 		}
@@ -6424,7 +6424,7 @@ _PUBLIC_ void ndr_print_EnumServicesStatusExA(struct ndr_print *ndr, const char
 		ndr_print_uint32(ndr, "info_level", r->in.info_level);
 		ndr_print_uint32(ndr, "type", r->in.type);
 		ndr_print_svcctl_ServiceState(ndr, "state", r->in.state);
-		ndr_print_uint32(ndr, "buf_size", r->in.buf_size);
+		ndr_print_uint32(ndr, "offered", r->in.offered);
 		ndr_print_ptr(ndr, "resume_handle", r->in.resume_handle);
 		ndr->depth++;
 		if (r->in.resume_handle) {
@@ -6436,10 +6436,10 @@ _PUBLIC_ void ndr_print_EnumServicesStatusExA(struct ndr_print *ndr, const char
 	if (flags & NDR_OUT) {
 		ndr_print_struct(ndr, "out", "EnumServicesStatusExA");
 		ndr->depth++;
-		ndr_print_array_uint8(ndr, "services", r->out.services, r->in.buf_size);
-		ndr_print_ptr(ndr, "bytes_needed", r->out.bytes_needed);
+		ndr_print_array_uint8(ndr, "services", r->out.services, r->in.offered);
+		ndr_print_ptr(ndr, "needed", r->out.needed);
 		ndr->depth++;
-		ndr_print_uint32(ndr, "bytes_needed", *r->out.bytes_needed);
+		ndr_print_uint32(ndr, "needed", *r->out.needed);
 		ndr->depth--;
 		ndr_print_ptr(ndr, "service_returned", r->out.service_returned);
 		ndr->depth++;
@@ -6476,7 +6476,7 @@ static enum ndr_err_code ndr_push_EnumServicesStatusExW(struct ndr_push *ndr, in
 		NDR_CHECK(ndr_push_uint32(ndr, NDR_SCALARS, r->in.info_level));
 		NDR_CHECK(ndr_push_uint32(ndr, NDR_SCALARS, r->in.type));
 		NDR_CHECK(ndr_push_svcctl_ServiceState(ndr, NDR_SCALARS, r->in.state));
-		NDR_CHECK(ndr_push_uint32(ndr, NDR_SCALARS, r->in.buf_size));
+		NDR_CHECK(ndr_push_uint32(ndr, NDR_SCALARS, r->in.offered));
 		NDR_CHECK(ndr_push_unique_ptr(ndr, r->in.resume_handle));
 		if (r->in.resume_handle) {
 			NDR_CHECK(ndr_push_uint32(ndr, NDR_SCALARS, *r->in.resume_handle));
@@ -6493,12 +6493,12 @@ static enum ndr_err_code ndr_push_EnumServicesStatusExW(struct ndr_push *ndr, in
 		if (r->out.services == NULL) {
 			return ndr_push_error(ndr, NDR_ERR_INVALID_POINTER, "NULL [ref] pointer");
 		}
-		NDR_CHECK(ndr_push_uint32(ndr, NDR_SCALARS, r->in.buf_size));
-		NDR_CHECK(ndr_push_array_uint8(ndr, NDR_SCALARS, r->out.services, r->in.buf_size));
-		if (r->out.bytes_needed == NULL) {
+		NDR_CHECK(ndr_push_uint32(ndr, NDR_SCALARS, r->in.offered));
+		NDR_CHECK(ndr_push_array_uint8(ndr, NDR_SCALARS, r->out.services, r->in.offered));
+		if (r->out.needed == NULL) {
 			return ndr_push_error(ndr, NDR_ERR_INVALID_POINTER, "NULL [ref] pointer");
 		}
-		NDR_CHECK(ndr_push_uint32(ndr, NDR_SCALARS, *r->out.bytes_needed));
+		NDR_CHECK(ndr_push_uint32(ndr, NDR_SCALARS, *r->out.needed));
 		if (r->out.service_returned == NULL) {
 			return ndr_push_error(ndr, NDR_ERR_INVALID_POINTER, "NULL [ref] pointer");
 		}
@@ -6517,7 +6517,7 @@ static enum ndr_err_code ndr_pull_EnumServicesStatusExW(struct ndr_pull *ndr, in
 	uint32_t _ptr_resume_handle;
 	uint32_t _ptr_group_name;
 	TALLOC_CTX *_mem_save_scmanager_0;
-	TALLOC_CTX *_mem_save_bytes_needed_0;
+	TALLOC_CTX *_mem_save_needed_0;
 	TALLOC_CTX *_mem_save_service_returned_0;
 	TALLOC_CTX *_mem_save_resume_handle_0;
 	TALLOC_CTX *_mem_save_group_name_0;
@@ -6534,8 +6534,8 @@ static enum ndr_err_code ndr_pull_EnumServicesStatusExW(struct ndr_pull *ndr, in
 		NDR_CHECK(ndr_pull_uint32(ndr, NDR_SCALARS, &r->in.info_level));
 		NDR_CHECK(ndr_pull_uint32(ndr, NDR_SCALARS, &r->in.type));
 		NDR_CHECK(ndr_pull_svcctl_ServiceState(ndr, NDR_SCALARS, &r->in.state));
-		NDR_CHECK(ndr_pull_uint32(ndr, NDR_SCALARS, &r->in.buf_size));
-		if (r->in.buf_size > 0x40000) {
+		NDR_CHECK(ndr_pull_uint32(ndr, NDR_SCALARS, &r->in.offered));
+		if (r->in.offered > 0x40000) {
 			return ndr_pull_error(ndr, NDR_ERR_RANGE, "value out of range");
 		}
 		NDR_CHECK(ndr_pull_generic_ptr(ndr, &_ptr_resume_handle));
@@ -6571,10 +6571,10 @@ static enum ndr_err_code ndr_pull_EnumServicesStatusExW(struct ndr_pull *ndr, in
 			NDR_CHECK(ndr_pull_charset(ndr, NDR_SCALARS, &r->in.group_name, ndr_get_array_length(ndr, &r->in.group_name), sizeof(uint16_t), CH_UTF16));
 			NDR_PULL_SET_MEM_CTX(ndr, _mem_save_group_name_0, 0);
 		}
-		NDR_PULL_ALLOC_N(ndr, r->out.services, r->in.buf_size);
-		memset(r->out.services, 0, (r->in.buf_size) * sizeof(*r->out.services));
-		NDR_PULL_ALLOC(ndr, r->out.bytes_needed);
-		ZERO_STRUCTP(r->out.bytes_needed);
+		NDR_PULL_ALLOC_N(ndr, r->out.services, r->in.offered);
+		memset(r->out.services, 0, (r->in.offered) * sizeof(*r->out.services));
+		NDR_PULL_ALLOC(ndr, r->out.needed);
+		ZERO_STRUCTP(r->out.needed);
 		NDR_PULL_ALLOC(ndr, r->out.service_returned);
 		ZERO_STRUCTP(r->out.service_returned);
 	}
@@ -6585,15 +6585,15 @@ static enum ndr_err_code ndr_pull_EnumServicesStatusExW(struct ndr_pull *ndr, in
 		}
 		NDR_CHECK(ndr_pull_array_uint8(ndr, NDR_SCALARS, r->out.services, ndr_get_array_size(ndr, &r->out.services)));
 		if (ndr->flags & LIBNDR_FLAG_REF_ALLOC) {
-			NDR_PULL_ALLOC(ndr, r->out.bytes_needed);
+			NDR_PULL_ALLOC(ndr, r->out.needed);
 		}
-		_mem_save_bytes_needed_0 = NDR_PULL_GET_MEM_CTX(ndr);
-		NDR_PULL_SET_MEM_CTX(ndr, r->out.bytes_needed, LIBNDR_FLAG_REF_ALLOC);
-		NDR_CHECK(ndr_pull_uint32(ndr, NDR_SCALARS, r->out.bytes_needed));
-		if (*r->out.bytes_needed > 0x40000) {
+		_mem_save_needed_0 = NDR_PULL_GET_MEM_CTX(ndr);
+		NDR_PULL_SET_MEM_CTX(ndr, r->out.needed, LIBNDR_FLAG_REF_ALLOC);
+		NDR_CHECK(ndr_pull_uint32(ndr, NDR_SCALARS, r->out.needed));
+		if (*r->out.needed > 0x40000) {
 			return ndr_pull_error(ndr, NDR_ERR_RANGE, "value out of range");
 		}
-		NDR_PULL_SET_MEM_CTX(ndr, _mem_save_bytes_needed_0, LIBNDR_FLAG_REF_ALLOC);
+		NDR_PULL_SET_MEM_CTX(ndr, _mem_save_needed_0, LIBNDR_FLAG_REF_ALLOC);
 		if (ndr->flags & LIBNDR_FLAG_REF_ALLOC) {
 			NDR_PULL_ALLOC(ndr, r->out.service_returned);
 		}
@@ -6621,7 +6621,7 @@ static enum ndr_err_code ndr_pull_EnumServicesStatusExW(struct ndr_pull *ndr, in
 		}
 		NDR_CHECK(ndr_pull_WERROR(ndr, NDR_SCALARS, &r->out.result));
 		if (r->out.services) {
-			NDR_CHECK(ndr_check_array_size(ndr, (void*)&r->out.services, r->in.buf_size));
+			NDR_CHECK(ndr_check_array_size(ndr, (void*)&r->out.services, r->in.offered));
 		}
 	}
 	return NDR_ERR_SUCCESS;
@@ -6644,7 +6644,7 @@ _PUBLIC_ void ndr_print_EnumServicesStatusExW(struct ndr_print *ndr, const char
 		ndr_print_uint32(ndr, "info_level", r->in.info_level);
 		ndr_print_uint32(ndr, "type", r->in.type);
 		ndr_print_svcctl_ServiceState(ndr, "state", r->in.state);
-		ndr_print_uint32(ndr, "buf_size", r->in.buf_size);
+		ndr_print_uint32(ndr, "offered", r->in.offered);
 		ndr_print_ptr(ndr, "resume_handle", r->in.resume_handle);
 		ndr->depth++;
 		if (r->in.resume_handle) {
@@ -6664,11 +6664,11 @@ _PUBLIC_ void ndr_print_EnumServicesStatusExW(struct ndr_print *ndr, const char
 		ndr->depth++;
 		ndr_print_ptr(ndr, "services", r->out.services);
 		ndr->depth++;
-		ndr_print_array_uint8(ndr, "services", r->out.services, r->in.buf_size);
+		ndr_print_array_uint8(ndr, "services", r->out.services, r->in.offered);
 		ndr->depth--;
-		ndr_print_ptr(ndr, "bytes_needed", r->out.bytes_needed);
+		ndr_print_ptr(ndr, "needed", r->out.needed);
 		ndr->depth++;
-		ndr_print_uint32(ndr, "bytes_needed", *r->out.bytes_needed);
+		ndr_print_uint32(ndr, "needed", *r->out.needed);
 		ndr->depth--;
 		ndr_print_ptr(ndr, "service_returned", r->out.service_returned);
 		ndr->depth++;
diff --git a/librpc/gen_ndr/srv_svcctl.c b/librpc/gen_ndr/srv_svcctl.c
index bf8689907b..3d80472313 100644
--- a/librpc/gen_ndr/srv_svcctl.c
+++ b/librpc/gen_ndr/srv_svcctl.c
@@ -1047,14 +1047,14 @@ static bool api_svcctl_EnumDependentServicesW(pipes_struct *p)
 	}
 
 	ZERO_STRUCT(r->out);
-	r->out.service_status = talloc_zero_array(r, uint8_t, r->in.buf_size);
+	r->out.service_status = talloc_zero_array(r, uint8_t, r->in.offered);
 	if (r->out.service_status == NULL) {
 		talloc_free(r);
 		return false;
 	}
 
-	r->out.bytes_needed = talloc_zero(r, uint32_t);
-	if (r->out.bytes_needed == NULL) {
+	r->out.needed = talloc_zero(r, uint32_t);
+	if (r->out.needed == NULL) {
 		talloc_free(r);
 		return false;
 	}
@@ -1140,14 +1140,14 @@ static bool api_svcctl_EnumServicesStatusW(pipes_struct *p)
 
 	ZERO_STRUCT(r->out);
 	r->out.resume_handle = r->in.resume_handle;
-	r->out.service = talloc_zero_array(r, uint8_t, r->in.buf_size);
+	r->out.service = talloc_zero_array(r, uint8_t, r->in.offered);
 	if (r->out.service == NULL) {
 		talloc_free(r);
 		return false;
 	}
 
-	r->out.bytes_needed = talloc_zero(r, uint32_t);
-	if (r->out.bytes_needed == NULL) {
+	r->out.needed = talloc_zero(r, uint32_t);
+	if (r->out.needed == NULL) {
 		talloc_free(r);
 		return false;
 	}
@@ -1398,8 +1398,8 @@ static bool api_svcctl_QueryServiceConfigW(pipes_struct *p)
 		return false;
 	}
 
-	r->out.bytes_needed = talloc_zero(r, uint32_t);
-	if (r->out.bytes_needed == NULL) {
+	r->out.needed = talloc_zero(r, uint32_t);
+	if (r->out.needed == NULL) {
 		talloc_free(r);
 		return false;
 	}
@@ -1484,8 +1484,8 @@ static bool api_svcctl_QueryServiceLockStatusW(pipes_struct *p)
 		return false;
 	}
 
-	r->out.required_buf_size = talloc_zero(r, uint32_t);
-	if (r->out.required_buf_size == NULL) {
+	r->out.needed = talloc_zero(r, uint32_t);
+	if (r->out.needed == NULL) {
 		talloc_free(r);
 		return false;
 	}
@@ -2038,8 +2038,8 @@ static bool api_svcctl_EnumDependentServicesA(pipes_struct *p)
 		return false;
 	}
 
-	r->out.bytes_needed = talloc_zero(r, uint32_t);
-	if (r->out.bytes_needed == NULL) {
+	r->out.needed = talloc_zero(r, uint32_t);
+	if (r->out.needed == NULL) {
 		talloc_free(r);
 		return false;
 	}
@@ -2125,14 +2125,14 @@ static bool api_svcctl_EnumServicesStatusA(pipes_struct *p)
 
 	ZERO_STRUCT(r->out);
 	r->out.resume_handle = r->in.resume_handle;
-	r->out.service = talloc_zero_array(r, uint8_t, r->in.buf_size);
+	r->out.service = talloc_zero_array(r, uint8_t, r->in.offered);
 	if (r->out.service == NULL) {
 		talloc_free(r);
 		return false;
 	}
 
-	r->out.bytes_needed = talloc_zero(r, uint32_t);
-	if (r->out.bytes_needed == NULL) {
+	r->out.needed = talloc_zero(r, uint32_t);
+	if (r->out.needed == NULL) {
 		talloc_free(r);
 		return false;
 	}
@@ -2370,14 +2370,14 @@ static bool api_svcctl_QueryServiceConfigA(pipes_struct *p)
 	}
 
 	ZERO_STRUCT(r->out);
-	r->out.query = talloc_zero_array(r, uint8_t, r->in.buf_size);
+	r->out.query = talloc_zero_array(r, uint8_t, r->in.offered);
 	if (r->out.query == NULL) {
 		talloc_free(r);
 		return false;
 	}
 
-	r->out.bytes_needed = talloc_zero(r, uint32_t);
-	if (r->out.bytes_needed == NULL) {
+	r->out.needed = talloc_zero(r, uint32_t);
+	if (r->out.needed == NULL) {
 		talloc_free(r);
 		return false;
 	}
@@ -2462,8 +2462,8 @@ static bool api_svcctl_QueryServiceLockStatusA(pipes_struct *p)
 		return false;
 	}
 
-	r->out.required_buf_size = talloc_zero(r, uint32_t);
-	if (r->out.required_buf_size == NULL) {
+	r->out.needed = talloc_zero(r, uint32_t);
+	if (r->out.needed == NULL) {
 		talloc_free(r);
 		return false;
 	}
@@ -3069,14 +3069,14 @@ static bool api_svcctl_QueryServiceConfig2A(pipes_struct *p)
 	}
 
 	ZERO_STRUCT(r->out);
-	r->out.buffer = talloc_zero_array(r, uint8_t, r->in.buf_size);
+	r->out.buffer = talloc_zero_array(r, uint8_t, r->in.offered);
 	if (r->out.buffer == NULL) {
 		talloc_free(r);
 		return false;
 	}
 
-	r->out.bytes_needed = talloc_zero(r, uint32_t);
-	if (r->out.bytes_needed == NULL) {
+	r->out.needed = talloc_zero(r, uint32_t);
+	if (r->out.needed == NULL) {
 		talloc_free(r);
 		return false;
 	}
@@ -3155,14 +3155,14 @@ static bool api_svcctl_QueryServiceConfig2W(pipes_struct *p)
 	}
 
 	ZERO_STRUCT(r->out);
-	r->out.buffer = talloc_zero_array(r, uint8_t, r->in.buf_size);
+	r->out.buffer = talloc_zero_array(r, uint8_t, r->in.offered);
 	if (r->out.buffer == NULL) {
 		talloc_free(r);
 		return false;
 	}
 
-	r->out.bytes_needed = talloc_zero(r, uint32_t);
-	if (r->out.bytes_needed == NULL) {
+	r->out.needed = talloc_zero(r, uint32_t);
+	if (r->out.needed == NULL) {
 		talloc_free(r);
 		return false;
 	}
@@ -3241,14 +3241,14 @@ static bool api_svcctl_QueryServiceStatusEx(pipes_struct *p)
 	}
 
 	ZERO_STRUCT(r->out);
-	r->out.buffer = talloc_zero_array(r, uint8_t, r->in.buf_size);
+	r->out.buffer = talloc_zero_array(r, uint8_t, r->in.offered);
 	if (r->out.buffer == NULL) {
 		talloc_free(r);
 		return false;
 	}
 
-	r->out.bytes_needed = talloc_zero(r, uint32_t);
-	if (r->out.bytes_needed == NULL) {
+	r->out.needed = talloc_zero(r, uint32_t);
+	if (r->out.needed == NULL) {
 		talloc_free(r);
 		return false;
 	}
@@ -3328,14 +3328,14 @@ static bool api_EnumServicesStatusExA(pipes_struct *p)
 
 	ZERO_STRUCT(r->out);
 	r->out.resume_handle = r->in.resume_handle;
-	r->out.services = talloc_zero_array(r, uint8_t, r->in.buf_size);
+	r->out.services = talloc_zero_array(r, uint8_t, r->in.offered);
 	if (r->out.services == NULL) {
 		talloc_free(r);
 		return false;
 	}
 
-	r->out.bytes_needed = talloc_zero(r, uint32_t);
-	if (r->out.bytes_needed == NULL) {
+	r->out.needed = talloc_zero(r, uint32_t);
+	if (r->out.needed == NULL) {
 		talloc_free(r);
 		return false;
 	}
@@ -3427,14 +3427,14 @@ static bool api_EnumServicesStatusExW(pipes_struct *p)
 
 	ZERO_STRUCT(r->out);
 	r->out.resume_handle = r->in.resume_handle;
-	r->out.services = talloc_zero_array(r, uint8_t, r->in.buf_size);
+	r->out.services = talloc_zero_array(r, uint8_t, r->in.offered);
 	if (r->out.services == NULL) {
 		talloc_free(r);
 		return false;
 	}
 
-	r->out.bytes_needed = talloc_zero(r, uint32_t);
-	if (r->out.bytes_needed == NULL) {
+	r->out.needed = talloc_zero(r, uint32_t);
+	if (r->out.needed == NULL) {
 		talloc_free(r);
 		return false;
 	}
@@ -3744,13 +3744,13 @@ NTSTATUS rpc_svcctl_dispatch(struct rpc_pipe_client *cli, TALLOC_CTX *mem_ctx, c
 		case NDR_SVCCTL_ENUMDEPENDENTSERVICESW: {
 			struct svcctl_EnumDependentServicesW *r = (struct svcctl_EnumDependentServicesW *)_r;
 			ZERO_STRUCT(r->out);
-			r->out.service_status = talloc_zero_array(mem_ctx, uint8_t, r->in.buf_size);
+			r->out.service_status = talloc_zero_array(mem_ctx, uint8_t, r->in.offered);
 			if (r->out.service_status == NULL) {
 			return NT_STATUS_NO_MEMORY;
 			}
 
-			r->out.bytes_needed = talloc_zero(mem_ctx, uint32_t);
-			if (r->out.bytes_needed == NULL) {
+			r->out.needed = talloc_zero(mem_ctx, uint32_t);
+			if (r->out.needed == NULL) {
 			return NT_STATUS_NO_MEMORY;
 			}
 
@@ -3767,13 +3767,13 @@ NTSTATUS rpc_svcctl_dispatch(struct rpc_pipe_client *cli, TALLOC_CTX *mem_ctx, c
 			struct svcctl_EnumServicesStatusW *r = (struct svcctl_EnumServicesStatusW *)_r;
 			ZERO_STRUCT(r->out);
 			r->out.resume_handle = r->in.resume_handle;
-			r->out.service = talloc_zero_array(mem_ctx, uint8_t, r->in.buf_size);
+			r->out.service = talloc_zero_array(mem_ctx, uint8_t, r->in.offered);
 			if (r->out.service == NULL) {
 			return NT_STATUS_NO_MEMORY;
 			}
 
-			r->out.bytes_needed = talloc_zero(mem_ctx, uint32_t);
-			if (r->out.bytes_needed == NULL) {
+			r->out.needed = talloc_zero(mem_ctx, uint32_t);
+			if (r->out.needed == NULL) {
 			return NT_STATUS_NO_MEMORY;
 			}
 
@@ -3818,8 +3818,8 @@ NTSTATUS rpc_svcctl_dispatch(struct rpc_pipe_client *cli, TALLOC_CTX *mem_ctx, c
 			return NT_STATUS_NO_MEMORY;
 			}
 
-			r->out.bytes_needed = talloc_zero(mem_ctx, uint32_t);
-			if (r->out.bytes_needed == NULL) {
+			r->out.needed = talloc_zero(mem_ctx, uint32_t);
+			if (r->out.needed == NULL) {
 			return NT_STATUS_NO_MEMORY;
 			}
 
@@ -3835,8 +3835,8 @@ NTSTATUS rpc_svcctl_dispatch(struct rpc_pipe_client *cli, TALLOC_CTX *mem_ctx, c
 			return NT_STATUS_NO_MEMORY;
 			}
 
-			r->out.required_buf_size = talloc_zero(mem_ctx, uint32_t);
-			if (r->out.required_buf_size == NULL) {
+			r->out.needed = talloc_zero(mem_ctx, uint32_t);
+			if (r->out.needed == NULL) {
 			return NT_STATUS_NO_MEMORY;
 			}
 
@@ -3914,8 +3914,8 @@ NTSTATUS rpc_svcctl_dispatch(struct rpc_pipe_client *cli, TALLOC_CTX *mem_ctx, c
 			return NT_STATUS_NO_MEMORY;
 			}
 
-			r->out.bytes_needed = talloc_zero(mem_ctx, uint32_t);
-			if (r->out.bytes_needed == NULL) {
+			r->out.needed = talloc_zero(mem_ctx, uint32_t);
+			if (r->out.needed == NULL) {
 			return NT_STATUS_NO_MEMORY;
 			}
 
@@ -3932,13 +3932,13 @@ NTSTATUS rpc_svcctl_dispatch(struct rpc_pipe_client *cli, TALLOC_CTX *mem_ctx, c
 			struct svcctl_EnumServicesStatusA *r = (struct svcctl_EnumServicesStatusA *)_r;
 			ZERO_STRUCT(r->out);
 			r->out.resume_handle = r->in.resume_handle;
-			r->out.service = talloc_zero_array(mem_ctx, uint8_t, r->in.buf_size);
+			r->out.service = talloc_zero_array(mem_ctx, uint8_t, r->in.offered);
 			if (r->out.service == NULL) {
 			return NT_STATUS_NO_MEMORY;
 			}
 
-			r->out.bytes_needed = talloc_zero(mem_ctx, uint32_t);
-			if (r->out.bytes_needed == NULL) {
+			r->out.needed = talloc_zero(mem_ctx, uint32_t);
+			if (r->out.needed == NULL) {
 			return NT_STATUS_NO_MEMORY;
 			}
 
@@ -3972,13 +3972,13 @@ NTSTATUS rpc_svcctl_dispatch(struct rpc_pipe_client *cli, TALLOC_CTX *mem_ctx, c
 		case NDR_SVCCTL_QUERYSERVICECONFIGA: {
 			struct svcctl_QueryServiceConfigA *r = (struct svcctl_QueryServiceConfigA *)_r;
 			ZERO_STRUCT(r->out);
-			r->out.query = talloc_zero_array(mem_ctx, uint8_t, r->in.buf_size);
+			r->out.query = talloc_zero_array(mem_ctx, uint8_t, r->in.offered);
 			if (r->out.query == NULL) {
 			return NT_STATUS_NO_MEMORY;
 			}
 
-			r->out.bytes_needed = talloc_zero(mem_ctx, uint32_t);
-			if (r->out.bytes_needed == NULL) {
+			r->out.needed = talloc_zero(mem_ctx, uint32_t);
+			if (r->out.needed == NULL) {
 			return NT_STATUS_NO_MEMORY;
 			}
 
@@ -3994,8 +3994,8 @@ NTSTATUS rpc_svcctl_dispatch(struct rpc_pipe_client *cli, TALLOC_CTX *mem_ctx, c
 			return NT_STATUS_NO_MEMORY;
 			}
 
-			r->out.required_buf_size = talloc_zero(mem_ctx, uint32_t);
-			if (r->out.required_buf_size == NULL) {
+			r->out.needed = talloc_zero(mem_ctx, uint32_t);
+			if (r->out.needed == NULL) {
 			return NT_STATUS_NO_MEMORY;
 			}
 
@@ -4062,13 +4062,13 @@ NTSTATUS rpc_svcctl_dispatch(struct rpc_pipe_client *cli, TALLOC_CTX *mem_ctx, c
 		case NDR_SVCCTL_QUERYSERVICECONFIG2A: {
 			struct svcctl_QueryServiceConfig2A *r = (struct svcctl_QueryServiceConfig2A *)_r;
 			ZERO_STRUCT(r->out);
-			r->out.buffer = talloc_zero_array(mem_ctx, uint8_t, r->in.buf_size);
+			r->out.buffer = talloc_zero_array(mem_ctx, uint8_t, r->in.offered);
 			if (r->out.buffer == NULL) {
 			return NT_STATUS_NO_MEMORY;
 			}
 
-			r->out.bytes_needed = talloc_zero(mem_ctx, uint32_t);
-			if (r->out.bytes_needed == NULL) {
+			r->out.needed = talloc_zero(mem_ctx, uint32_t);
+			if (r->out.needed == NULL) {
 			return NT_STATUS_NO_MEMORY;
 			}
 
@@ -4079,13 +4079,13 @@ NTSTATUS rpc_svcctl_dispatch(struct rpc_pipe_client *cli, TALLOC_CTX *mem_ctx, c
 		case NDR_SVCCTL_QUERYSERVICECONFIG2W: {
 			struct svcctl_QueryServiceConfig2W *r = (struct svcctl_QueryServiceConfig2W *)_r;
 			ZERO_STRUCT(r->out);
-			r->out.buffer = talloc_zero_array(mem_ctx, uint8_t, r->in.buf_size);
+			r->out.buffer = talloc_zero_array(mem_ctx, uint8_t, r->in.offered);
 			if (r->out.buffer == NULL) {
 			return NT_STATUS_NO_MEMORY;
 			}
 
-			r->out.bytes_needed = talloc_zero(mem_ctx, uint32_t);
-			if (r->out.bytes_needed == NULL) {
+			r->out.needed = talloc_zero(mem_ctx, uint32_t);
+			if (r->out.needed == NULL) {
 			return NT_STATUS_NO_MEMORY;
 			}
 
@@ -4096,13 +4096,13 @@ NTSTATUS rpc_svcctl_dispatch(struct rpc_pipe_client *cli, TALLOC_CTX *mem_ctx, c
 		case NDR_SVCCTL_QUERYSERVICESTATUSEX: {
 			struct svcctl_QueryServiceStatusEx *r = (struct svcctl_QueryServiceStatusEx *)_r;
 			ZERO_STRUCT(r->out);
-			r->out.buffer = talloc_zero_array(mem_ctx, uint8_t, r->in.buf_size);
+			r->out.buffer = talloc_zero_array(mem_ctx, uint8_t, r->in.offered);
 			if (r->out.buffer == NULL) {
 			return NT_STATUS_NO_MEMORY;
 			}
 
-			r->out.bytes_needed = talloc_zero(mem_ctx, uint32_t);
-			if (r->out.bytes_needed == NULL) {
+			r->out.needed = talloc_zero(mem_ctx, uint32_t);
+			if (r->out.needed == NULL) {
 			return NT_STATUS_NO_MEMORY;
 			}
 
@@ -4114,13 +4114,13 @@ NTSTATUS rpc_svcctl_dispatch(struct rpc_pipe_client *cli, TALLOC_CTX *mem_ctx, c
 			struct EnumServicesStatusExA *r = (struct EnumServicesStatusExA *)_r;
 			ZERO_STRUCT(r->out);
 			r->out.resume_handle = r->in.resume_handle;
-			r->out.services = talloc_zero_array(mem_ctx, uint8_t, r->in.buf_size);
+			r->out.services = talloc_zero_array(mem_ctx, uint8_t, r->in.offered);
 			if (r->out.services == NULL) {
 			return NT_STATUS_NO_MEMORY;
 			}
 
-			r->out.bytes_needed = talloc_zero(mem_ctx, uint32_t);
-			if (r->out.bytes_needed == NULL) {
+			r->out.needed = talloc_zero(mem_ctx, uint32_t);
+			if (r->out.needed == NULL) {
 			return NT_STATUS_NO_MEMORY;
 			}
 
@@ -4142,13 +4142,13 @@ NTSTATUS rpc_svcctl_dispatch(struct rpc_pipe_client *cli, TALLOC_CTX *mem_ctx, c
 			struct EnumServicesStatusExW *r = (struct EnumServicesStatusExW *)_r;
 			ZERO_STRUCT(r->out);
 			r->out.resume_handle = r->in.resume_handle;
-			r->out.services = talloc_zero_array(mem_ctx, uint8_t, r->in.buf_size);
+			r->out.services = talloc_zero_array(mem_ctx, uint8_t, r->in.offered);
 			if (r->out.services == NULL) {
 			return NT_STATUS_NO_MEMORY;
 			}
 
-			r->out.bytes_needed = talloc_zero(mem_ctx, uint32_t);
-			if (r->out.bytes_needed == NULL) {
+			r->out.needed = talloc_zero(mem_ctx, uint32_t);
+			if (r->out.needed == NULL) {
 			return NT_STATUS_NO_MEMORY;
 			}
 
diff --git a/librpc/gen_ndr/svcctl.h b/librpc/gen_ndr/svcctl.h
index 16d482139c..f87d2cce0c 100644
--- a/librpc/gen_ndr/svcctl.h
+++ b/librpc/gen_ndr/svcctl.h
@@ -479,12 +479,12 @@ struct svcctl_EnumDependentServicesW {
 	struct {
 		struct policy_handle *service;/* [ref] */
 		uint32_t state;
-		uint32_t buf_size;/* [range(0,0x40000)] */
+		uint32_t offered;/* [range(0,0x40000)] */
 	} in;
 
 	struct {
-		uint8_t *service_status;/* [ref,size_is(buf_size)] */
-		uint32_t *bytes_needed;/* [ref,range(0,0x40000)] */
+		uint8_t *service_status;/* [ref,size_is(offered)] */
+		uint32_t *needed;/* [ref,range(0,0x40000)] */
 		uint32_t *services_returned;/* [ref,range(0,0x40000)] */
 		WERROR result;
 	} out;
@@ -497,13 +497,13 @@ struct svcctl_EnumServicesStatusW {
 		struct policy_handle *handle;/* [ref] */
 		uint32_t type;
 		enum svcctl_ServiceState state;
-		uint32_t buf_size;/* [range(0,0x40000)] */
+		uint32_t offered;/* [range(0,0x40000)] */
 		uint32_t *resume_handle;/* [unique] */
 	} in;
 
 	struct {
-		uint8_t *service;/* [ref,size_is(buf_size)] */
-		uint32_t *bytes_needed;/* [ref,range(0,0x40000)] */
+		uint8_t *service;/* [ref,size_is(offered)] */
+		uint32_t *needed;/* [ref,range(0,0x40000)] */
 		uint32_t *services_returned;/* [ref,range(0,0x40000)] */
 		uint32_t *resume_handle;/* [unique] */
 		WERROR result;
@@ -545,12 +545,12 @@ struct svcctl_OpenServiceW {
 struct svcctl_QueryServiceConfigW {
 	struct {
 		struct policy_handle *handle;/* [ref] */
-		uint32_t buf_size;/* [range(0,8192)] */
+		uint32_t offered;/* [range(0,8192)] */
 	} in;
 
 	struct {
 		struct QUERY_SERVICE_CONFIG *query;/* [ref] */
-		uint32_t *bytes_needed;/* [ref,range(0,8192)] */
+		uint32_t *needed;/* [ref,range(0,8192)] */
 		WERROR result;
 	} out;
 
@@ -560,12 +560,12 @@ struct svcctl_QueryServiceConfigW {
 struct svcctl_QueryServiceLockStatusW {
 	struct {
 		struct policy_handle *handle;/* [ref] */
-		uint32_t buf_size;
+		uint32_t offered;
 	} in;
 
 	struct {
 		struct SERVICE_LOCK_STATUS *lock_status;/* [ref] */
-		uint32_t *required_buf_size;/* [ref] */
+		uint32_t *needed;/* [ref] */
 		WERROR result;
 	} out;
 
@@ -683,12 +683,12 @@ struct svcctl_EnumDependentServicesA {
 	struct {
 		struct policy_handle *service;/* [ref] */
 		uint32_t state;
-		uint32_t buf_size;
+		uint32_t offered;
 	} in;
 
 	struct {
 		struct ENUM_SERVICE_STATUSA *service_status;/* [unique] */
-		uint32_t *bytes_needed;/* [ref] */
+		uint32_t *needed;/* [ref] */
 		uint32_t *services_returned;/* [ref] */
 		WERROR result;
 	} out;
@@ -701,13 +701,13 @@ struct svcctl_EnumServicesStatusA {
 		struct policy_handle *handle;/* [ref] */
 		uint32_t type;
 		enum svcctl_ServiceState state;
-		uint32_t buf_size;
+		uint32_t offered;
 		uint32_t *resume_handle;/* [unique] */
 	} in;
 
 	struct {
-		uint8_t *service;/* [size_is(buf_size)] */
-		uint32_t *bytes_needed;/* [ref] */
+		uint8_t *service;/* [size_is(offered)] */
+		uint32_t *needed;/* [ref] */
 		uint32_t *services_returned;/* [ref] */
 		uint32_t *resume_handle;/* [unique] */
 		WERROR result;
@@ -748,12 +748,12 @@ struct svcctl_OpenServiceA {
 struct svcctl_QueryServiceConfigA {
 	struct {
 		struct policy_handle *handle;/* [ref] */
-		uint32_t buf_size;
+		uint32_t offered;
 	} in;
 
 	struct {
 		uint8_t *query;
-		uint32_t *bytes_needed;/* [ref] */
+		uint32_t *needed;/* [ref] */
 		WERROR result;
 	} out;
 
@@ -763,12 +763,12 @@ struct svcctl_QueryServiceConfigA {
 struct svcctl_QueryServiceLockStatusA {
 	struct {
 		struct policy_handle *handle;/* [ref] */
-		uint32_t buf_size;
+		uint32_t offered;
 	} in;
 
 	struct {
 		struct SERVICE_LOCK_STATUS *lock_status;/* [ref] */
-		uint32_t *required_buf_size;/* [ref] */
+		uint32_t *needed;/* [ref] */
 		WERROR result;
 	} out;
 
@@ -869,12 +869,12 @@ struct svcctl_QueryServiceConfig2A {
 	struct {
 		struct policy_handle *handle;/* [ref] */
 		enum svcctl_ConfigLevel info_level;
-		uint32_t buf_size;
+		uint32_t offered;
 	} in;
 
 	struct {
 		uint8_t *buffer;
-		uint32_t *bytes_needed;/* [ref] */
+		uint32_t *needed;/* [ref] */
 		WERROR result;
 	} out;
 
@@ -885,12 +885,12 @@ struct svcctl_QueryServiceConfig2W {
 	struct {
 		struct policy_handle *handle;/* [ref] */
 		enum svcctl_ConfigLevel info_level;
-		uint32_t buf_size;/* [range(0,8192)] */
+		uint32_t offered;/* [range(0,8192)] */
 	} in;
 
 	struct {
-		uint8_t *buffer;/* [ref,size_is(buf_size)] */
-		uint32_t *bytes_needed;/* [ref,range(0,8192)] */
+		uint8_t *buffer;/* [ref,size_is(offered)] */
+		uint32_t *needed;/* [ref,range(0,8192)] */
 		WERROR result;
 	} out;
 
@@ -901,12 +901,12 @@ struct svcctl_QueryServiceStatusEx {
 	struct {
 		struct policy_handle *handle;/* [ref] */
 		enum svcctl_StatusLevel info_level;
-		uint32_t buf_size;/* [range(0,8192)] */
+		uint32_t offered;/* [range(0,8192)] */
 	} in;
 
 	struct {
-		uint8_t *buffer;/* [ref,size_is(buf_size)] */
-		uint32_t *bytes_needed;/* [ref,range(0,8192)] */
+		uint8_t *buffer;/* [ref,size_is(offered)] */
+		uint32_t *needed;/* [ref,range(0,8192)] */
 		WERROR result;
 	} out;
 
@@ -919,13 +919,13 @@ struct EnumServicesStatusExA {
 		uint32_t info_level;
 		uint32_t type;
 		enum svcctl_ServiceState state;
-		uint32_t buf_size;
+		uint32_t offered;
 		uint32_t *resume_handle;/* [unique] */
 	} in;
 
 	struct {
 		uint8_t *services;
-		uint32_t *bytes_needed;/* [ref] */
+		uint32_t *needed;/* [ref] */
 		uint32_t *service_returned;/* [ref] */
 		const char **group_name;/* [ref,charset(UTF16)] */
 		uint32_t *resume_handle;/* [unique] */
@@ -941,14 +941,14 @@ struct EnumServicesStatusExW {
 		uint32_t info_level;
 		uint32_t type;
 		enum svcctl_ServiceState state;
-		uint32_t buf_size;/* [range(0,0x40000)] */
+		uint32_t offered;/* [range(0,0x40000)] */
 		const char *group_name;/* [unique,charset(UTF16)] */
 		uint32_t *resume_handle;/* [unique,range(0,0x40000)] */
 	} in;
 
 	struct {
-		uint8_t *services;/* [ref,size_is(buf_size)] */
-		uint32_t *bytes_needed;/* [ref,range(0,0x40000)] */
+		uint8_t *services;/* [ref,size_is(offered)] */
+		uint32_t *needed;/* [ref,range(0,0x40000)] */
 		uint32_t *service_returned;/* [ref,range(0,0x40000)] */
 		uint32_t *resume_handle;/* [unique,range(0,0x40000)] */
 		WERROR result;
diff --git a/librpc/idl/svcctl.idl b/librpc/idl/svcctl.idl
index 4b66d9cc5d..2f461d6889 100644
--- a/librpc/idl/svcctl.idl
+++ b/librpc/idl/svcctl.idl
@@ -261,9 +261,9 @@ import "misc.idl", "security.idl";
 	WERROR svcctl_EnumDependentServicesW(
 		[in,ref] policy_handle *service,
 		[in] uint32 state,
-		[out,ref,size_is(buf_size)] uint8 *service_status,
-		[in,range(0,0x40000)] uint32 buf_size,
-		[out,ref,range(0,0x40000)] uint32 *bytes_needed,
+		[out,ref,size_is(offered)] uint8 *service_status,
+		[in,range(0,0x40000)] uint32 offered,
+		[out,ref,range(0,0x40000)] uint32 *needed,
 		[out,ref,range(0,0x40000)] uint32 *services_returned
 	);
 
@@ -280,9 +280,9 @@ import "misc.idl", "security.idl";
 		[in,ref] policy_handle *handle,
 		[in] uint32 type,
 		[in] svcctl_ServiceState state,
-		[out,ref,size_is(buf_size)] uint8 *service,
-		[in] [range(0,0x40000)] uint32 buf_size,
-		[out,ref] [range(0,0x40000)] uint32 *bytes_needed,
+		[out,ref,size_is(offered)] uint8 *service,
+		[in] [range(0,0x40000)] uint32 offered,
+		[out,ref] [range(0,0x40000)] uint32 *needed,
 		[out,ref] [range(0,0x40000)] uint32 *services_returned,
 		[in,out,unique] uint32 *resume_handle
 	);
@@ -389,17 +389,17 @@ import "misc.idl", "security.idl";
 	WERROR svcctl_QueryServiceConfigW(
 		[in,ref] policy_handle *handle,
 		[out] QUERY_SERVICE_CONFIG *query,
-		[in] [range(0,8192)] uint32 buf_size,
-		[out,ref] [range(0,8192)] uint32 *bytes_needed
+		[in] [range(0,8192)] uint32 offered,
+		[out,ref] [range(0,8192)] uint32 *needed
 	);
 
 	/*****************/
 	/* Function 0x12 */
 	WERROR svcctl_QueryServiceLockStatusW(
 		[in,ref] policy_handle *handle,
-		[in] uint32 buf_size,
+		[in] uint32 offered,
 		[out,ref] SERVICE_LOCK_STATUS *lock_status,
-		[out,ref] uint32 *required_buf_size
+		[out,ref] uint32 *needed
 	);
 
 	/*****************/
@@ -477,8 +477,8 @@ import "misc.idl", "security.idl";
 		[in,ref] policy_handle *service,
 		[in] uint32 state,
 		[out,unique] ENUM_SERVICE_STATUSA *service_status,
-		[in] uint32 buf_size,
-		[out,ref] uint32 *bytes_needed,
+		[in] uint32 offered,
+		[out,ref] uint32 *needed,
 		[out,ref] uint32 *services_returned
 	);
 
@@ -488,9 +488,9 @@ import "misc.idl", "security.idl";
 		[in,ref] policy_handle *handle,
 		[in] uint32 type,
 		[in] svcctl_ServiceState state,
-		[in] uint32 buf_size,
-		[out,size_is(buf_size)] uint8 service[*],
-		[out,ref] uint32 *bytes_needed,
+		[in] uint32 offered,
+		[out,size_is(offered)] uint8 service[*],
+		[out,ref] uint32 *needed,
 		[out,ref] uint32 *services_returned,
 		[in,out,unique] uint32 *resume_handle
 	);
@@ -516,18 +516,18 @@ import "misc.idl", "security.idl";
 	/* Function 0x1d */
 	WERROR svcctl_QueryServiceConfigA(
 		[in,ref] policy_handle *handle,
-		[out] uint8 query[buf_size], /*QUERYU_SERVICE_CONFIG */
-		[in] uint32 buf_size,
-		[out,ref] uint32 *bytes_needed
+		[out] uint8 query[offered], /*QUERYU_SERVICE_CONFIG */
+		[in] uint32 offered,
+		[out,ref] uint32 *needed
 	);
 
 	/*****************/
 	/* Function 0x1e */
 	WERROR svcctl_QueryServiceLockStatusA(
 		[in,ref] policy_handle *handle,
-		[in] uint32 buf_size,
+		[in] uint32 offered,
 		[out,ref] SERVICE_LOCK_STATUS *lock_status,
-		[out,ref] uint32 *required_buf_size
+		[out,ref] uint32 *needed
 	);
 
 	/*****************/
@@ -617,9 +617,9 @@ import "misc.idl", "security.idl";
 	WERROR svcctl_QueryServiceConfig2A(
 		[in,ref] policy_handle *handle,
 		[in] svcctl_ConfigLevel info_level,
-		[out] uint8 buffer[buf_size],
-		[in] uint32 buf_size,
-		[out,ref] uint32 *bytes_needed
+		[out] uint8 buffer[offered],
+		[in] uint32 offered,
+		[out,ref] uint32 *needed
 	);
 
 	/*****************/
@@ -627,9 +627,9 @@ import "misc.idl", "security.idl";
 	WERROR svcctl_QueryServiceConfig2W(
 		[in,ref] policy_handle *handle,
 		[in] svcctl_ConfigLevel info_level,
-		[out,ref,size_is(buf_size)] uint8 *buffer,
-		[in] [range(0,8192)] uint32 buf_size,
-		[out,ref] [range(0,8192)] uint32 *bytes_needed
+		[out,ref,size_is(offered)] uint8 *buffer,
+		[in] [range(0,8192)] uint32 offered,
+		[out,ref] [range(0,8192)] uint32 *needed
 	);
 
 	/*****************/
@@ -642,9 +642,9 @@ import "misc.idl", "security.idl";
 	WERROR svcctl_QueryServiceStatusEx(
 		[in,ref] policy_handle *handle,
 		[in] svcctl_StatusLevel info_level,
-		[out,ref,size_is(buf_size)] uint8 *buffer,
-		[in] [range(0,8192)] uint32 buf_size,
-		[out,ref] [range(0,8192)] uint32 *bytes_needed
+		[out,ref,size_is(offered)] uint8 *buffer,
+		[in] [range(0,8192)] uint32 offered,
+		[out,ref] [range(0,8192)] uint32 *needed
 	);
 
 	/*****************/
@@ -654,9 +654,9 @@ import "misc.idl", "security.idl";
 		[in] uint32 info_level,
 		[in] uint32 type,
 		[in] svcctl_ServiceState state,
-		[out] uint8 services[buf_size],
-		[in] uint32 buf_size,
-		[out,ref] uint32 *bytes_needed,
+		[out] uint8 services[offered],
+		[in] uint32 offered,
+		[out,ref] uint32 *needed,
 		[out,ref] uint32 *service_returned,
 		[in,out,unique] uint32 *resume_handle,
 		[out,ref] [string,charset(UTF16)] uint16 **group_name
@@ -669,9 +669,9 @@ import "misc.idl", "security.idl";
 		[in] uint32 info_level,
 		[in] uint32 type,
 		[in] svcctl_ServiceState state,
-		[out,ref,size_is(buf_size)] uint8 *services,
-		[in] [range(0,0x40000)] uint32 buf_size,
-		[out,ref] [range(0,0x40000)] uint32 *bytes_needed,
+		[out,ref,size_is(offered)] uint8 *services,
+		[in] [range(0,0x40000)] uint32 offered,
+		[out,ref] [range(0,0x40000)] uint32 *needed,
 		[out,ref] [range(0,0x40000)] uint32 *service_returned,
 		[in,out,unique] [range(0,0x40000)] uint32 *resume_handle,
 		[in,unique] [string,charset(UTF16)] uint16 *group_name
diff --git a/source3/rpc_server/srv_svcctl_nt.c b/source3/rpc_server/srv_svcctl_nt.c
index 6aafd5ab2c..ddfe0df10b 100644
--- a/source3/rpc_server/srv_svcctl_nt.c
+++ b/source3/rpc_server/srv_svcctl_nt.c
@@ -444,7 +444,7 @@ WERROR _svcctl_EnumServicesStatusW(pipes_struct *p,
 
 	buffer_size += buffer_size % 4;
 
-	if (buffer_size > r->in.buf_size ) {
+	if (buffer_size > r->in.offered) {
 		num_services = 0;
 		result = WERR_MORE_DATA;
 	}
@@ -466,12 +466,12 @@ WERROR _svcctl_EnumServicesStatusW(pipes_struct *p,
 		}
 
 		blob = ndr_push_blob(ndr);
-		if (blob.length >= r->in.buf_size) {
-			memcpy(r->out.service, blob.data, r->in.buf_size);
+		if (blob.length >= r->in.offered) {
+			memcpy(r->out.service, blob.data, r->in.offered);
 		}
 	}
 
-	*r->out.bytes_needed		= (buffer_size > r->in.buf_size) ? buffer_size : r->in.buf_size;
+	*r->out.needed			= (buffer_size > r->in.offered) ? buffer_size : r->in.offered;
 	*r->out.services_returned	= (uint32)num_services;
 	*r->out.resume_handle		= 0x0;
 
@@ -552,7 +552,7 @@ WERROR _svcctl_EnumDependentServicesW(pipes_struct *p,
 	   incoming buffer size (even in the case of failure */
 	/* this is done in the autogenerated server already - gd */
 
-	*r->out.bytes_needed = r->in.buf_size;
+	*r->out.needed = r->in.offered;
 
 	/* no dependent services...basically a stub function */
 	*r->out.services_returned = 0;
@@ -580,7 +580,7 @@ WERROR _svcctl_QueryServiceStatusEx(pipes_struct *p,
 
 	/* we have to set the outgoing buffer size to the same as the
 	   incoming buffer size (even in the case of failure) */
-	*r->out.bytes_needed = r->in.buf_size;
+	*r->out.needed = r->in.offered;
 
 	switch ( r->in.info_level ) {
 		case SVC_STATUS_PROCESS_INFO:
@@ -612,9 +612,9 @@ WERROR _svcctl_QueryServiceStatusEx(pipes_struct *p,
 
 
         buffer_size += buffer_size % 4;
-	*r->out.bytes_needed = (buffer_size > r->in.buf_size) ? buffer_size : r->in.buf_size;
+	*r->out.needed = (buffer_size > r->in.offered) ? buffer_size : r->in.offered;
 
-        if (buffer_size > r->in.buf_size ) {
+        if (buffer_size > r->in.offered ) {
                 return WERR_INSUFFICIENT_BUFFER;
 	}
 
@@ -697,7 +697,7 @@ WERROR _svcctl_QueryServiceConfigW(pipes_struct *p,
 	/* we have to set the outgoing buffer size to the same as the
 	   incoming buffer size (even in the case of failure */
 
-	*r->out.bytes_needed = r->in.buf_size;
+	*r->out.needed = r->in.offered;
 
 	wresult = fill_svc_config( p->mem_ctx, info->name, r->out.query,
 				   p->server_info->ptok);
@@ -705,9 +705,9 @@ WERROR _svcctl_QueryServiceConfigW(pipes_struct *p,
 		return wresult;
 
 	buffer_size = ndr_size_QUERY_SERVICE_CONFIG(r->out.query, NULL, 0);
-	*r->out.bytes_needed = (buffer_size > r->in.buf_size) ? buffer_size : r->in.buf_size;
+	*r->out.needed = (buffer_size > r->in.offered) ? buffer_size : r->in.offered;
 
-        if (buffer_size > r->in.buf_size ) {
+        if (buffer_size > r->in.offered ) {
 		ZERO_STRUCTP(r->out.query);
                 return WERR_INSUFFICIENT_BUFFER;
 	}
@@ -735,7 +735,7 @@ WERROR _svcctl_QueryServiceConfig2W(pipes_struct *p,
 
 	/* we have to set the outgoing buffer size to the same as the
 	   incoming buffer size (even in the case of failure */
-	*r->out.bytes_needed = r->in.buf_size;
+	*r->out.needed = r->in.offered;
 
 	switch ( r->in.info_level ) {
 	case SERVICE_CONFIG_DESCRIPTION:
@@ -792,9 +792,9 @@ WERROR _svcctl_QueryServiceConfig2W(pipes_struct *p,
 	}
 
 	buffer_size += buffer_size % 4;
-	*r->out.bytes_needed = (buffer_size > r->in.buf_size) ? buffer_size : r->in.buf_size;
+	*r->out.needed = (buffer_size > r->in.offered) ? buffer_size : r->in.offered;
 
-        if (buffer_size > r->in.buf_size )
+        if (buffer_size > r->in.offered)
                 return WERR_INSUFFICIENT_BUFFER;
 
 	return WERR_OK;
diff --git a/source4/torture/rpc/svcctl.c b/source4/torture/rpc/svcctl.c
index a4b9e6bed1..375df9f647 100644
--- a/source4/torture/rpc/svcctl.c
+++ b/source4/torture/rpc/svcctl.c
@@ -82,8 +82,8 @@ static bool test_QueryServiceStatusEx(struct torture_context *tctx, struct dcerp
 
 	uint32_t info_level = SVC_STATUS_PROCESS_INFO;
 	uint8_t *buffer;
-	uint32_t buf_size = 0;
-	uint32_t bytes_needed = 0;
+	uint32_t offered = 0;
+	uint32_t needed = 0;
 
 	if (!test_OpenSCManager(p, tctx, &h))
 		return false;
@@ -95,16 +95,16 @@ static bool test_QueryServiceStatusEx(struct torture_context *tctx, struct dcerp
 
 	r.in.handle = &s;
 	r.in.info_level = info_level;
-	r.in.buf_size = buf_size;
+	r.in.offered = offered;
 	r.out.buffer = buffer;
-	r.out.bytes_needed = &bytes_needed;
+	r.out.needed = &needed;
 
 	status = dcerpc_svcctl_QueryServiceStatusEx(p, tctx, &r);
 	torture_assert_ntstatus_ok(tctx, status, "QueryServiceStatusEx failed!");
 
 	if (W_ERROR_EQUAL(r.out.result, WERR_INSUFFICIENT_BUFFER)) {
-		r.in.buf_size = bytes_needed;
-		buffer = talloc_array(tctx, uint8_t, bytes_needed);
+		r.in.offered = needed;
+		buffer = talloc_array(tctx, uint8_t, needed);
 		r.out.buffer = buffer;
 
 		status = dcerpc_svcctl_QueryServiceStatusEx(p, tctx, &r);
@@ -129,8 +129,8 @@ static bool test_QueryServiceConfig2W(struct torture_context *tctx, struct dcerp
 
 	uint32_t info_level = SERVICE_CONFIG_DESCRIPTION;
 	uint8_t *buffer;
-	uint32_t buf_size = 0;
-	uint32_t bytes_needed = 0;
+	uint32_t offered = 0;
+	uint32_t needed = 0;
 
 	if (!test_OpenSCManager(p, tctx, &h))
 		return false;
@@ -142,16 +142,16 @@ static bool test_QueryServiceConfig2W(struct torture_context *tctx, struct dcerp
 
 	r.in.handle = &s;
 	r.in.info_level = info_level;
-	r.in.buf_size = buf_size;
+	r.in.offered = offered;
 	r.out.buffer = buffer;
-	r.out.bytes_needed = &bytes_needed;
+	r.out.needed = &needed;
 
 	status = dcerpc_svcctl_QueryServiceConfig2W(p, tctx, &r);
 	torture_assert_ntstatus_ok(tctx, status, "QueryServiceConfig2W failed!");
 
 	if (W_ERROR_EQUAL(r.out.result, WERR_INSUFFICIENT_BUFFER)) {
-		r.in.buf_size = bytes_needed;
-		buffer = talloc_array(tctx, uint8_t, bytes_needed);
+		r.in.offered = needed;
+		buffer = talloc_array(tctx, uint8_t, needed);
 		r.out.buffer = buffer;
 
 		status = dcerpc_svcctl_QueryServiceConfig2W(p, tctx, &r);
@@ -160,16 +160,16 @@ static bool test_QueryServiceConfig2W(struct torture_context *tctx, struct dcerp
 	}
 
 	r.in.info_level = SERVICE_CONFIG_FAILURE_ACTIONS;
-	r.in.buf_size = buf_size;
+	r.in.offered = offered;
 	r.out.buffer = buffer;
-	r.out.bytes_needed = &bytes_needed;
+	r.out.needed = &needed;
 
 	status = dcerpc_svcctl_QueryServiceConfig2W(p, tctx, &r);
 	torture_assert_ntstatus_ok(tctx, status, "QueryServiceConfig2W failed!");
 
 	if (W_ERROR_EQUAL(r.out.result, WERR_INSUFFICIENT_BUFFER)) {
-		r.in.buf_size = bytes_needed;
-		buffer = talloc_array(tctx, uint8_t, bytes_needed);
+		r.in.offered = needed;
+		buffer = talloc_array(tctx, uint8_t, needed);
 		r.out.buffer = buffer;
 
 		status = dcerpc_svcctl_QueryServiceConfig2W(p, tctx, &r);
@@ -194,7 +194,7 @@ static bool test_EnumServicesStatus(struct torture_context *tctx, struct dcerpc_
 	NTSTATUS status;
 	uint32_t resume_handle = 0;
 	struct ENUM_SERVICE_STATUSW *service = NULL;
-	uint32_t bytes_needed = 0;
+	uint32_t needed = 0;
 	uint32_t services_returned = 0;
 
 	if (!test_OpenSCManager(p, tctx, &h))
@@ -203,20 +203,20 @@ static bool test_EnumServicesStatus(struct torture_context *tctx, struct dcerpc_
 	r.in.handle = &h;
 	r.in.type = SERVICE_TYPE_WIN32;
 	r.in.state = SERVICE_STATE_ALL;
-	r.in.buf_size = 0;
+	r.in.offered = 0;
 	r.in.resume_handle = &resume_handle;
 	r.out.service = NULL;
 	r.out.resume_handle = &resume_handle;
 	r.out.services_returned = &services_returned;
-	r.out.bytes_needed = &bytes_needed;
+	r.out.needed = &needed;
 
 	status = dcerpc_svcctl_EnumServicesStatusW(p, tctx, &r);
 
 	torture_assert_ntstatus_ok(tctx, status, "EnumServicesStatus failed!");
 
 	if (W_ERROR_EQUAL(r.out.result, WERR_MORE_DATA)) {
-		r.in.buf_size = bytes_needed;
-		r.out.service = talloc_array(tctx, uint8_t, bytes_needed);
+		r.in.offered = needed;
+		r.out.service = talloc_array(tctx, uint8_t, needed);
 
 		status = dcerpc_svcctl_EnumServicesStatusW(p, tctx, &r);
 
@@ -230,7 +230,7 @@ static bool test_EnumServicesStatus(struct torture_context *tctx, struct dcerpc_
 		DATA_BLOB blob;
 		struct ndr_pull *ndr;
 
-		blob.length = r.in.buf_size;
+		blob.length = r.in.offered;
 		blob.data = talloc_steal(tctx, r.out.service);
 
 		ndr = ndr_pull_init_blob(&blob, tctx, lp_iconv_convenience(tctx->lp_ctx));