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-rw-r--r--librpc/rpc/server/netlogon/schannel_util.c570
-rw-r--r--librpc/rpc/server/netlogon/schannel_util.h54
2 files changed, 624 insertions, 0 deletions
diff --git a/librpc/rpc/server/netlogon/schannel_util.c b/librpc/rpc/server/netlogon/schannel_util.c
new file mode 100644
index 0000000..b14497b
--- /dev/null
+++ b/librpc/rpc/server/netlogon/schannel_util.c
@@ -0,0 +1,570 @@
+/*
+ Unix SMB/CIFS implementation.
+
+ netlogon schannel utility functions
+
+ Copyright (C) Andrew Bartlett <abartlet@samba.org> 2004-2008
+ Copyright (C) Stefan Metzmacher <metze@samba.org> 2005
+ Copyright (C) Matthias Dieter Wallnöfer 2009-2010
+
+ This program is free software; you can redistribute it and/or modify
+ it under the terms of the GNU General Public License as published by
+ the Free Software Foundation; either version 3 of the License, or
+ (at your option) any later version.
+
+ This program is distributed in the hope that it will be useful,
+ but WITHOUT ANY WARRANTY; without even the implied warranty of
+ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ GNU General Public License for more details.
+
+ You should have received a copy of the GNU General Public License
+ along with this program. If not, see <http://www.gnu.org/licenses/>.
+*/
+
+#include "includes.h"
+#include "schannel_util.h"
+#include "param/param.h"
+#include "libcli/security/dom_sid.h"
+#include "libcli/auth/schannel.h"
+#include "librpc/rpc/dcesrv_core.h"
+#include "librpc/gen_ndr/ndr_netlogon.h"
+#include "lib/util/util_str_escape.h"
+
+struct dcesrv_netr_check_schannel_state {
+ struct dom_sid account_sid;
+ enum dcerpc_AuthType auth_type;
+ enum dcerpc_AuthLevel auth_level;
+
+ bool schannel_global_required;
+ bool schannel_required;
+ bool schannel_explicitly_set;
+
+ bool seal_global_required;
+ bool seal_required;
+ bool seal_explicitly_set;
+
+ NTSTATUS result;
+};
+
+static NTSTATUS dcesrv_netr_check_schannel_get_state(struct dcesrv_call_state *dce_call,
+ const struct netlogon_creds_CredentialState *creds,
+ enum dcerpc_AuthType auth_type,
+ enum dcerpc_AuthLevel auth_level,
+ struct dcesrv_netr_check_schannel_state **_s)
+{
+ struct loadparm_context *lp_ctx = dce_call->conn->dce_ctx->lp_ctx;
+ int schannel = lpcfg_server_schannel(lp_ctx);
+ bool schannel_global_required = (schannel == true);
+ bool schannel_required = schannel_global_required;
+ const char *explicit_opt = NULL;
+ bool global_require_seal = lpcfg_server_schannel_require_seal(lp_ctx);
+ bool require_seal = global_require_seal;
+ const char *explicit_seal_opt = NULL;
+#define DCESRV_NETR_CHECK_SCHANNEL_STATE_MAGIC (NETLOGON_SERVER_PIPE_STATE_MAGIC+1)
+ struct dcesrv_netr_check_schannel_state *s = NULL;
+ NTSTATUS status;
+
+ *_s = NULL;
+
+ s = dcesrv_iface_state_find_conn(dce_call,
+ DCESRV_NETR_CHECK_SCHANNEL_STATE_MAGIC,
+ struct dcesrv_netr_check_schannel_state);
+ if (s != NULL) {
+ if (!dom_sid_equal(&s->account_sid, creds->sid)) {
+ goto new_state;
+ }
+ if (s->auth_type != auth_type) {
+ goto new_state;
+ }
+ if (s->auth_level != auth_level) {
+ goto new_state;
+ }
+
+ *_s = s;
+ return NT_STATUS_OK;
+ }
+
+new_state:
+ TALLOC_FREE(s);
+ s = talloc_zero(dce_call,
+ struct dcesrv_netr_check_schannel_state);
+ if (s == NULL) {
+ return NT_STATUS_NO_MEMORY;
+ }
+
+ s->account_sid = *creds->sid;
+ s->auth_type = auth_type;
+ s->auth_level = auth_level;
+ s->result = NT_STATUS_MORE_PROCESSING_REQUIRED;
+
+ /*
+ * We don't use lpcfg_parm_bool(), as we
+ * need the explicit_opt pointer in order to
+ * adjust the debug messages.
+ */
+ explicit_seal_opt = lpcfg_get_parametric(lp_ctx,
+ NULL,
+ "server schannel require seal",
+ creds->account_name);
+ if (explicit_seal_opt != NULL) {
+ require_seal = lp_bool(explicit_seal_opt);
+ }
+
+ /*
+ * We don't use lpcfg_parm_bool(), as we
+ * need the explicit_opt pointer in order to
+ * adjust the debug messages.
+ */
+ explicit_opt = lpcfg_get_parametric(lp_ctx,
+ NULL,
+ "server require schannel",
+ creds->account_name);
+ if (explicit_opt != NULL) {
+ schannel_required = lp_bool(explicit_opt);
+ }
+
+ s->schannel_global_required = schannel_global_required;
+ s->schannel_required = schannel_required;
+ s->schannel_explicitly_set = explicit_opt != NULL;
+
+ s->seal_global_required = global_require_seal;
+ s->seal_required = require_seal;
+ s->seal_explicitly_set = explicit_seal_opt != NULL;
+
+ status = dcesrv_iface_state_store_conn(dce_call,
+ DCESRV_NETR_CHECK_SCHANNEL_STATE_MAGIC,
+ s);
+ if (!NT_STATUS_IS_OK(status)) {
+ return status;
+ }
+
+ *_s = s;
+ return NT_STATUS_OK;
+}
+
+static NTSTATUS dcesrv_netr_check_schannel_once(struct dcesrv_call_state *dce_call,
+ struct dcesrv_netr_check_schannel_state *s,
+ const struct netlogon_creds_CredentialState *creds,
+ uint16_t opnum)
+{
+ struct loadparm_context *lp_ctx = dce_call->conn->dce_ctx->lp_ctx;
+ int CVE_2020_1472_warn_level = lpcfg_parm_int(lp_ctx, NULL,
+ "CVE_2020_1472", "warn_about_unused_debug_level", DBGLVL_ERR);
+ int CVE_2020_1472_error_level = lpcfg_parm_int(lp_ctx, NULL,
+ "CVE_2020_1472", "error_debug_level", DBGLVL_ERR);
+ int CVE_2022_38023_warn_level = lpcfg_parm_int(lp_ctx, NULL,
+ "CVE_2022_38023", "warn_about_unused_debug_level", DBGLVL_ERR);
+ int CVE_2022_38023_error_level = lpcfg_parm_int(lp_ctx, NULL,
+ "CVE_2022_38023", "error_debug_level", DBGLVL_ERR);
+ TALLOC_CTX *frame = talloc_stackframe();
+ unsigned int dbg_lvl = DBGLVL_DEBUG;
+ const char *opname = "<unknown>";
+ const char *reason = "<unknown>";
+
+ if (opnum < ndr_table_netlogon.num_calls) {
+ opname = ndr_table_netlogon.calls[opnum].name;
+ }
+
+ if (s->auth_type == DCERPC_AUTH_TYPE_SCHANNEL) {
+ if (s->auth_level == DCERPC_AUTH_LEVEL_PRIVACY) {
+ reason = "WITH SEALED";
+ } else if (s->auth_level == DCERPC_AUTH_LEVEL_INTEGRITY) {
+ reason = "WITH SIGNED";
+ } else {
+ reason = "WITH INVALID";
+ dbg_lvl = DBGLVL_ERR;
+ s->result = NT_STATUS_INTERNAL_ERROR;
+ }
+ } else {
+ reason = "WITHOUT";
+ }
+
+ if (!NT_STATUS_EQUAL(s->result, NT_STATUS_MORE_PROCESSING_REQUIRED)) {
+ if (!NT_STATUS_IS_OK(s->result)) {
+ dbg_lvl = MIN(dbg_lvl, DBGLVL_INFO);
+ }
+
+ DEBUG(dbg_lvl, (
+ "CVE-2020-1472(ZeroLogon)/CVE-2022-38023: "
+ "%s request (opnum[%u]) %s schannel from "
+ "client_account[%s] client_computer_name[%s] %s\n",
+ opname, opnum, reason,
+ log_escape(frame, creds->account_name),
+ log_escape(frame, creds->computer_name),
+ nt_errstr(s->result)));
+ TALLOC_FREE(frame);
+ return s->result;
+ }
+
+ if (s->auth_type == DCERPC_AUTH_TYPE_SCHANNEL &&
+ s->auth_level == DCERPC_AUTH_LEVEL_PRIVACY)
+ {
+ s->result = NT_STATUS_OK;
+
+ if (s->schannel_explicitly_set && !s->schannel_required) {
+ dbg_lvl = MIN(dbg_lvl, CVE_2020_1472_warn_level);
+ } else if (!s->schannel_required) {
+ dbg_lvl = MIN(dbg_lvl, DBGLVL_INFO);
+ }
+ if (s->seal_explicitly_set && !s->seal_required) {
+ dbg_lvl = MIN(dbg_lvl, CVE_2022_38023_warn_level);
+ } else if (!s->seal_required) {
+ dbg_lvl = MIN(dbg_lvl, DBGLVL_INFO);
+ }
+
+ DEBUG(dbg_lvl, (
+ "CVE-2020-1472(ZeroLogon)/CVE-2022-38023: "
+ "%s request (opnum[%u]) %s schannel from "
+ "client_account[%s] client_computer_name[%s] %s\n",
+ opname, opnum, reason,
+ log_escape(frame, creds->account_name),
+ log_escape(frame, creds->computer_name),
+ nt_errstr(s->result)));
+
+ if (s->schannel_explicitly_set && !s->schannel_required) {
+ DEBUG(CVE_2020_1472_warn_level, (
+ "CVE-2020-1472(ZeroLogon): "
+ "Option 'server require schannel:%s = no' not needed for '%s'!\n",
+ log_escape(frame, creds->account_name),
+ log_escape(frame, creds->computer_name)));
+ }
+
+ if (s->seal_explicitly_set && !s->seal_required) {
+ DEBUG(CVE_2022_38023_warn_level, (
+ "CVE-2022-38023: "
+ "Option 'server schannel require seal:%s = no' not needed for '%s'!\n",
+ log_escape(frame, creds->account_name),
+ log_escape(frame, creds->computer_name)));
+ }
+
+ TALLOC_FREE(frame);
+ return s->result;
+ }
+
+ if (s->auth_type == DCERPC_AUTH_TYPE_SCHANNEL) {
+ if (s->seal_required) {
+ s->result = NT_STATUS_ACCESS_DENIED;
+
+ if (s->seal_explicitly_set) {
+ dbg_lvl = DBGLVL_NOTICE;
+ } else {
+ dbg_lvl = MIN(dbg_lvl, CVE_2022_38023_error_level);
+ }
+ if (s->schannel_explicitly_set && !s->schannel_required) {
+ dbg_lvl = MIN(dbg_lvl, CVE_2022_38023_warn_level);
+ }
+
+ DEBUG(dbg_lvl, (
+ "CVE-2022-38023: "
+ "%s request (opnum[%u]) %s schannel from "
+ "from client_account[%s] client_computer_name[%s] %s\n",
+ opname, opnum, reason,
+ log_escape(frame, creds->account_name),
+ log_escape(frame, creds->computer_name),
+ nt_errstr(s->result)));
+ if (s->seal_explicitly_set) {
+ D_NOTICE("CVE-2022-38023: Option "
+ "'server schannel require seal:%s = yes' "
+ "rejects access for client.\n",
+ log_escape(frame, creds->account_name));
+ } else {
+ DEBUG(CVE_2020_1472_error_level, (
+ "CVE-2022-38023: Check if option "
+ "'server schannel require seal:%s = no' "
+ "might be needed for a legacy client.\n",
+ log_escape(frame, creds->account_name)));
+ }
+ if (s->schannel_explicitly_set && !s->schannel_required) {
+ DEBUG(CVE_2020_1472_warn_level, (
+ "CVE-2020-1472(ZeroLogon): Option "
+ "'server require schannel:%s = no' "
+ "not needed for '%s'!\n",
+ log_escape(frame, creds->account_name),
+ log_escape(frame, creds->computer_name)));
+ }
+ TALLOC_FREE(frame);
+ return s->result;
+ }
+
+ s->result = NT_STATUS_OK;
+
+ if (s->schannel_explicitly_set && !s->schannel_required) {
+ dbg_lvl = MIN(dbg_lvl, CVE_2020_1472_warn_level);
+ } else if (!s->schannel_required) {
+ dbg_lvl = MIN(dbg_lvl, DBGLVL_INFO);
+ }
+ if (s->seal_explicitly_set && !s->seal_required) {
+ dbg_lvl = MIN(dbg_lvl, DBGLVL_INFO);
+ } else if (!s->seal_required) {
+ dbg_lvl = MIN(dbg_lvl, CVE_2022_38023_error_level);
+ }
+
+ DEBUG(dbg_lvl, (
+ "CVE-2020-1472(ZeroLogon): "
+ "%s request (opnum[%u]) %s schannel from "
+ "client_account[%s] client_computer_name[%s] %s\n",
+ opname, opnum, reason,
+ log_escape(frame, creds->account_name),
+ log_escape(frame, creds->computer_name),
+ nt_errstr(s->result)));
+ if (s->schannel_explicitly_set && !s->schannel_required) {
+ DEBUG(CVE_2020_1472_warn_level, (
+ "CVE-2020-1472(ZeroLogon): "
+ "Option 'server require schannel:%s = no' not needed for '%s'!\n",
+ log_escape(frame, creds->account_name),
+ log_escape(frame, creds->computer_name)));
+ }
+ if (s->seal_explicitly_set && !s->seal_required) {
+ D_INFO("CVE-2022-38023: "
+ "Option 'server schannel require seal:%s = no' still needed for '%s'!\n",
+ log_escape(frame, creds->account_name),
+ log_escape(frame, creds->computer_name));
+ } else if (!s->seal_required) {
+ /*
+ * admins should set
+ * server schannel require seal:COMPUTER$ = no
+ * in order to avoid the level 0 messages.
+ * Over time they can switch the global value
+ * to be strict.
+ */
+ DEBUG(CVE_2022_38023_error_level, (
+ "CVE-2022-38023: "
+ "Please use 'server schannel require seal:%s = no' "
+ "for '%s' to avoid this warning!\n",
+ log_escape(frame, creds->account_name),
+ log_escape(frame, creds->computer_name)));
+ }
+
+ TALLOC_FREE(frame);
+ return s->result;
+ }
+
+ if (s->seal_required) {
+ s->result = NT_STATUS_ACCESS_DENIED;
+
+ if (s->seal_explicitly_set) {
+ dbg_lvl = MIN(dbg_lvl, DBGLVL_NOTICE);
+ } else {
+ dbg_lvl = MIN(dbg_lvl, CVE_2022_38023_error_level);
+ }
+ if (!s->schannel_explicitly_set) {
+ dbg_lvl = MIN(dbg_lvl, CVE_2020_1472_error_level);
+ } else if (s->schannel_required) {
+ dbg_lvl = MIN(dbg_lvl, DBGLVL_NOTICE);
+ }
+
+ DEBUG(dbg_lvl, (
+ "CVE-2020-1472(ZeroLogon)/CVE-2022-38023: "
+ "%s request (opnum[%u]) %s schannel from "
+ "from client_account[%s] client_computer_name[%s] %s\n",
+ opname, opnum, reason,
+ log_escape(frame, creds->account_name),
+ log_escape(frame, creds->computer_name),
+ nt_errstr(s->result)));
+ if (s->seal_explicitly_set) {
+ D_NOTICE("CVE-2022-38023: Option "
+ "'server schannel require seal:%s = yes' "
+ "rejects access for client.\n",
+ log_escape(frame, creds->account_name));
+ } else {
+ DEBUG(CVE_2022_38023_error_level, (
+ "CVE-2022-38023: Check if option "
+ "'server schannel require seal:%s = no' "
+ "might be needed for a legacy client.\n",
+ log_escape(frame, creds->account_name)));
+ }
+ if (!s->schannel_explicitly_set) {
+ DEBUG(CVE_2020_1472_error_level, (
+ "CVE-2020-1472(ZeroLogon): Check if option "
+ "'server require schannel:%s = no' "
+ "might be needed for a legacy client.\n",
+ log_escape(frame, creds->account_name)));
+ } else if (s->schannel_required) {
+ D_NOTICE("CVE-2022-38023: Option "
+ "'server require schannel:%s = yes' "
+ "also rejects access for client.\n",
+ log_escape(frame, creds->account_name));
+ }
+ TALLOC_FREE(frame);
+ return s->result;
+ }
+
+ if (s->schannel_required) {
+ s->result = NT_STATUS_ACCESS_DENIED;
+
+ if (s->schannel_explicitly_set) {
+ dbg_lvl = MIN(dbg_lvl, DBGLVL_NOTICE);
+ } else {
+ dbg_lvl = MIN(dbg_lvl, CVE_2020_1472_error_level);
+ }
+ if (!s->seal_explicitly_set) {
+ dbg_lvl = MIN(dbg_lvl, CVE_2022_38023_error_level);
+ }
+
+ DEBUG(dbg_lvl, (
+ "CVE-2020-1472(ZeroLogon)/CVE-2022-38023: "
+ "%s request (opnum[%u]) %s schannel from "
+ "client_account[%s] client_computer_name[%s] %s\n",
+ opname, opnum, reason,
+ log_escape(frame, creds->account_name),
+ log_escape(frame, creds->computer_name),
+ nt_errstr(s->result)));
+ if (s->schannel_explicitly_set) {
+ D_NOTICE("CVE-2020-1472(ZeroLogon): Option "
+ "'server require schannel:%s = yes' "
+ "rejects access for client.\n",
+ log_escape(frame, creds->account_name));
+ } else {
+ DEBUG(CVE_2020_1472_error_level, (
+ "CVE-2020-1472(ZeroLogon): Check if option "
+ "'server require schannel:%s = no' "
+ "might be needed for a legacy client.\n",
+ log_escape(frame, creds->account_name)));
+ }
+ if (!s->seal_explicitly_set) {
+ DEBUG(CVE_2022_38023_error_level, (
+ "CVE-2022-38023: Check if option "
+ "'server schannel require seal:%s = no' "
+ "might be needed for a legacy client.\n",
+ log_escape(frame, creds->account_name)));
+ }
+ TALLOC_FREE(frame);
+ return s->result;
+ }
+
+ s->result = NT_STATUS_OK;
+
+ if (s->seal_explicitly_set) {
+ dbg_lvl = MIN(dbg_lvl, DBGLVL_INFO);
+ } else {
+ dbg_lvl = MIN(dbg_lvl, CVE_2022_38023_error_level);
+ }
+
+ if (s->schannel_explicitly_set) {
+ dbg_lvl = MIN(dbg_lvl, DBGLVL_INFO);
+ } else {
+ dbg_lvl = MIN(dbg_lvl, CVE_2020_1472_error_level);
+ }
+
+ DEBUG(dbg_lvl, (
+ "CVE-2020-1472(ZeroLogon)/CVE-2022-38023: "
+ "%s request (opnum[%u]) %s schannel from "
+ "client_account[%s] client_computer_name[%s] %s\n",
+ opname, opnum, reason,
+ log_escape(frame, creds->account_name),
+ log_escape(frame, creds->computer_name),
+ nt_errstr(s->result)));
+
+ if (s->seal_explicitly_set) {
+ D_INFO("CVE-2022-38023: Option "
+ "'server schannel require seal:%s = no' "
+ "still needed for '%s'!\n",
+ log_escape(frame, creds->account_name),
+ log_escape(frame, creds->computer_name));
+ } else {
+ /*
+ * admins should set
+ * server schannel require seal:COMPUTER$ = no
+ * in order to avoid the level 0 messages.
+ * Over time they can switch the global value
+ * to be strict.
+ */
+ DEBUG(CVE_2022_38023_error_level, (
+ "CVE-2022-38023: Please use "
+ "'server schannel require seal:%s = no' "
+ "for '%s' to avoid this warning!\n",
+ log_escape(frame, creds->account_name),
+ log_escape(frame, creds->computer_name)));
+ }
+
+ if (s->schannel_explicitly_set) {
+ D_INFO("CVE-2020-1472(ZeroLogon): Option "
+ "'server require schannel:%s = no' "
+ "still needed for '%s'!\n",
+ log_escape(frame, creds->account_name),
+ log_escape(frame, creds->computer_name));
+ } else {
+ /*
+ * admins should set
+ * server require schannel:COMPUTER$ = no
+ * in order to avoid the level 0 messages.
+ * Over time they can switch the global value
+ * to be strict.
+ */
+ DEBUG(CVE_2020_1472_error_level, (
+ "CVE-2020-1472(ZeroLogon): "
+ "Please use 'server require schannel:%s = no' "
+ "for '%s' to avoid this warning!\n",
+ log_escape(frame, creds->account_name),
+ log_escape(frame, creds->computer_name)));
+ }
+
+ TALLOC_FREE(frame);
+ return s->result;
+}
+
+NTSTATUS dcesrv_netr_check_schannel(struct dcesrv_call_state *dce_call,
+ const struct netlogon_creds_CredentialState *creds,
+ enum dcerpc_AuthType auth_type,
+ enum dcerpc_AuthLevel auth_level,
+ uint16_t opnum)
+{
+ struct dcesrv_netr_check_schannel_state *s = NULL;
+ NTSTATUS status;
+
+ status = dcesrv_netr_check_schannel_get_state(dce_call,
+ creds,
+ auth_type,
+ auth_level,
+ &s);
+ if (!NT_STATUS_IS_OK(status)) {
+ return status;
+ }
+
+ status = dcesrv_netr_check_schannel_once(dce_call, s, creds, opnum);
+ if (!NT_STATUS_IS_OK(status)) {
+ return status;
+ }
+
+ return NT_STATUS_OK;
+}
+
+NTSTATUS dcesrv_netr_creds_server_step_check(struct dcesrv_call_state *dce_call,
+ TALLOC_CTX *mem_ctx,
+ const char *computer_name,
+ struct netr_Authenticator *received_authenticator,
+ struct netr_Authenticator *return_authenticator,
+ struct netlogon_creds_CredentialState **creds_out)
+{
+ NTSTATUS nt_status;
+ struct netlogon_creds_CredentialState *creds = NULL;
+ enum dcerpc_AuthType auth_type = DCERPC_AUTH_TYPE_NONE;
+ enum dcerpc_AuthLevel auth_level = DCERPC_AUTH_LEVEL_NONE;
+
+ dcesrv_call_auth_info(dce_call, &auth_type, &auth_level);
+
+ nt_status = schannel_check_creds_state(mem_ctx,
+ dce_call->conn->dce_ctx->lp_ctx,
+ computer_name,
+ received_authenticator,
+ return_authenticator,
+ &creds);
+ if (!NT_STATUS_IS_OK(nt_status)) {
+ ZERO_STRUCTP(return_authenticator);
+ return nt_status;
+ }
+
+ nt_status = dcesrv_netr_check_schannel(dce_call,
+ creds,
+ auth_type,
+ auth_level,
+ dce_call->pkt.u.request.opnum);
+ if (!NT_STATUS_IS_OK(nt_status)) {
+ TALLOC_FREE(creds);
+ ZERO_STRUCTP(return_authenticator);
+ return nt_status;
+ }
+
+ *creds_out = creds;
+ return NT_STATUS_OK;
+}
diff --git a/librpc/rpc/server/netlogon/schannel_util.h b/librpc/rpc/server/netlogon/schannel_util.h
new file mode 100644
index 0000000..561e256
--- /dev/null
+++ b/librpc/rpc/server/netlogon/schannel_util.h
@@ -0,0 +1,54 @@
+/*
+ Unix SMB/CIFS implementation.
+
+ netlogon schannel utility functions
+
+ Copyright (C) Andrew Bartlett <abartlet@samba.org> 2004-2008
+ Copyright (C) Stefan Metzmacher <metze@samba.org> 2005
+ Copyright (C) Matthias Dieter Wallnöfer 2009-2010
+
+ This program is free software; you can redistribute it and/or modify
+ it under the terms of the GNU General Public License as published by
+ the Free Software Foundation; either version 3 of the License, or
+ (at your option) any later version.
+
+ This program is distributed in the hope that it will be useful,
+ but WITHOUT ANY WARRANTY; without even the implied warranty of
+ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ GNU General Public License for more details.
+
+ You should have received a copy of the GNU General Public License
+ along with this program. If not, see <http://www.gnu.org/licenses/>.
+*/
+
+#ifndef __LIBRPC_RPC_SERVER_NETLOGON_SCHANNEL_UTIL_H__
+#define __LIBRPC_RPC_SERVER_NETLOGON_SCHANNEL_UTIL_H__
+
+#include "replace.h"
+#include <talloc.h>
+#include "libcli/util/ntstatus.h"
+
+#define NETLOGON_SERVER_PIPE_STATE_MAGIC 0x4f555358
+
+struct dcesrv_call_state;
+struct netlogon_creds_CredentialState;
+struct netr_Authenticator;
+enum dcerpc_AuthType;
+enum dcerpc_AuthLevel;
+
+NTSTATUS dcesrv_netr_check_schannel(
+ struct dcesrv_call_state *dce_call,
+ const struct netlogon_creds_CredentialState *creds,
+ enum dcerpc_AuthType auth_type,
+ enum dcerpc_AuthLevel auth_level,
+ uint16_t opnum);
+
+NTSTATUS dcesrv_netr_creds_server_step_check(
+ struct dcesrv_call_state *dce_call,
+ TALLOC_CTX *mem_ctx,
+ const char *computer_name,
+ struct netr_Authenticator *received_authenticator,
+ struct netr_Authenticator *return_authenticator,
+ struct netlogon_creds_CredentialState **creds_out);
+
+#endif /* __LIBRPC_RPC_SERVER_NETLOGON_SCHANNEL_UTIL_H__ */
generated by cgit v1.2.3 (git 2.39.1) at 2024-12-26 22:49:07 +0000