diff --git a/include/ntapi/nt_object.h b/include/ntapi/nt_object.h
index 68aa6a5..1dad1d8 100644
--- a/include/ntapi/nt_object.h
+++ b/include/ntapi/nt_object.h
@@ -378,12 +378,27 @@ typedef struct _nt_directory_basic_information {
 } nt_directory_basic_information;
 
 
+typedef struct _nt_ipc_object_directory_guid {
+	wchar16_t		uscore_guid;
+	wchar16_t		pgrp_guid[36];
+} nt_ipc_object_directory_guid, nt_ipc_objdir_guid;
+
+
+typedef struct _nt_ipc_object_directory_name {
+	wchar16_t		base_named_objects[17];
+	wchar16_t		backslash;
+	wchar16_t		prefix[6];
+	nt_ipc_objdir_guid	objdir_guid;
+} nt_ipc_object_directory_name, nt_ipc_objdir_name;
+
+
 typedef struct _nt_keyed_object_directory_guid {
 	wchar16_t		uscore_guid;
 	wchar16_t		pgrp_guid[36];
 	wchar16_t		uscore_key;
 } nt_keyed_object_directory_guid, nt_keyed_objdir_guid;
 
+
 typedef struct _nt_keyed_object_directory_name {
 	wchar16_t		base_named_objects[17];
 	wchar16_t		backslash;
@@ -489,6 +504,20 @@ typedef int32_t __stdcall ntapi_zw_query_symbolic_link_object(
 	__out		size_t *		returned_length);
 
 /* extension functions */
+typedef int32_t __stdcall ntapi_tt_open_ipc_object_directory(
+	__out	void **			hdir,
+	__in	uint32_t		desired_access,
+	__in	const wchar16_t		prefix[6],
+	__in	nt_guid *		guid);
+
+typedef int32_t __stdcall ntapi_tt_create_ipc_object_directory_entry(
+	__out	void **			hentry,
+	__in	uint32_t		desired_access,
+	__in	void *			hdir,
+	__in	void *			htarget,
+	__in	nt_unicode_string *	target_name,
+	__in	uint32_t		key);
+
 typedef int32_t __stdcall ntapi_tt_create_keyed_object_directory(
 	__out	void **			hdir,
 	__in	uint32_t		desired_access,
diff --git a/include/ntapi/ntapi.h b/include/ntapi/ntapi.h
index 5aa97bd..bf066bd 100644
--- a/include/ntapi/ntapi.h
+++ b/include/ntapi/ntapi.h
@@ -366,6 +366,8 @@ typedef struct _ntapi_vtbl {
 
 	/* extension functions */
 	/* nt_object.h */
+	ntapi_tt_open_ipc_object_directory *		tt_open_ipc_object_directory;
+	ntapi_tt_create_ipc_object_directory_entry *	tt_create_ipc_object_directory_entry;
 	ntapi_tt_create_keyed_object_directory *	tt_create_keyed_object_directory;
 	ntapi_tt_open_keyed_object_directory *		tt_open_keyed_object_directory;
 	ntapi_tt_create_keyed_object_directory_entry *	tt_create_keyed_object_directory_entry;
diff --git a/src/internal/ntapi.c b/src/internal/ntapi.c
index 16c12c1..65b5c72 100644
--- a/src/internal/ntapi.c
+++ b/src/internal/ntapi.c
@@ -144,6 +144,8 @@ static int32_t __fastcall __ntapi_init_once(ntapi_vtbl ** pvtbl)
 
 	/* extension functions */
 	/* nt_object.h */
+	__ntapi->tt_open_ipc_object_directory			= __ntapi_tt_open_ipc_object_directory;
+	__ntapi->tt_create_ipc_object_directory_entry		= __ntapi_tt_create_ipc_object_directory_entry;
 	__ntapi->tt_create_keyed_object_directory		= __ntapi_tt_create_keyed_object_directory;
 	__ntapi->tt_open_keyed_object_directory			= __ntapi_tt_open_keyed_object_directory;
 	__ntapi->tt_create_keyed_object_directory_entry		= __ntapi_tt_create_keyed_object_directory_entry;
diff --git a/src/internal/ntapi_fnapi.h b/src/internal/ntapi_fnapi.h
index d11ef5c..09d87b6 100644
--- a/src/internal/ntapi_fnapi.h
+++ b/src/internal/ntapi_fnapi.h
@@ -23,6 +23,8 @@ typedef int32_t __stdcall ntapi_tt_create_remote_runtime_data(
 typedef void ** __cdecl ntapi_tt_get_csr_port_handle_addr_by_logic(void);
 
 /* nt_object.h */
+ntapi_tt_open_ipc_object_directory		__ntapi_tt_open_ipc_object_directory;
+ntapi_tt_create_ipc_object_directory_entry	__ntapi_tt_create_ipc_object_directory_entry;
 ntapi_tt_create_keyed_object_directory		__ntapi_tt_create_keyed_object_directory;
 ntapi_tt_open_keyed_object_directory		__ntapi_tt_open_keyed_object_directory;
 ntapi_tt_create_keyed_object_directory_entry	__ntapi_tt_create_keyed_object_directory_entry;
diff --git a/src/object/ntapi_tt_keyed_object_directory.c b/src/object/ntapi_tt_keyed_object_directory.c
index 2efb624..b2919f0 100644
--- a/src/object/ntapi_tt_keyed_object_directory.c
+++ b/src/object/ntapi_tt_keyed_object_directory.c
@@ -18,6 +18,62 @@ static  nt_keyed_objdir_name __template_name = {__NT_BASED_NAMED_OBJECTS,
 						{0,{0},0},
 						{0}};
 
+
+static int32_t __stdcall __tt_create_ipc_object_directory(
+	__out	void **			hdir,
+	__in	uint32_t		desired_access,
+	__in	const wchar16_t		prefix[6],
+	__in	nt_guid *		guid)
+{
+	int32_t			status;
+	nt_ipc_objdir_name	objdir_name;
+	nt_unicode_string	name;
+	nt_oa			oa;
+	nt_sqos			sqos = {
+					sizeof(sqos),
+					NT_SECURITY_IMPERSONATION,
+					NT_SECURITY_TRACKING_DYNAMIC,
+					1};
+
+	__ntapi->tt_generic_memcpy(
+		&objdir_name,
+		&__template_name,
+		sizeof(objdir_name));
+
+	__ntapi->tt_memcpy_utf16(
+		objdir_name.prefix,
+		prefix,
+		sizeof(objdir_name.prefix));
+
+	__ntapi->tt_guid_to_string_utf16(
+		guid,
+		(nt_guid_str_utf16 *)&objdir_name.objdir_guid);
+
+	objdir_name.backslash = '\\';
+	objdir_name.objdir_guid.uscore_guid = '_';
+
+	name.strlen	= sizeof(objdir_name);
+	name.maxlen	= 0;
+	name.buffer	= (uint16_t *)&objdir_name;
+
+	oa.len		= sizeof(oa);
+	oa.root_dir	= 0;
+	oa.obj_name	= &name;
+	oa.obj_attr	= NT_OBJ_INHERIT
+			  | NT_OBJ_OPENIF
+			  | NT_OBJ_CASE_INSENSITIVE;
+	oa.sec_desc	= 0;
+	oa.sec_qos	= &sqos;
+
+	status = __ntapi->zw_create_directory_object(
+		hdir,desired_access,&oa);
+
+	return (status == NT_STATUS_OBJECT_NAME_EXISTS)
+		? NT_STATUS_SUCCESS
+		: status;
+}
+
+
 static int32_t __stdcall __tt_create_keyed_object_directory(
 	__out	void **			hdir,
 	__in	uint32_t		desired_access,
@@ -71,7 +127,7 @@ static int32_t __stdcall __tt_create_keyed_object_directory(
 }
 
 
-int32_t __stdcall __ntapi_tt_create_keyed_object_directory_entry(
+static int32_t __stdcall __tt_create_object_directory_entry(
 	__out	void **			hentry,
 	__in	uint32_t		desired_access,
 	__in	void *			hdir,
@@ -118,6 +174,30 @@ int32_t __stdcall __ntapi_tt_create_keyed_object_directory_entry(
 		&oa,target_name);
 }
 
+int32_t __stdcall __ntapi_tt_open_ipc_object_directory(
+	__out	void **			hdir,
+	__in	uint32_t		desired_access,
+	__in	const wchar16_t		prefix[6],
+	__in	nt_guid *		guid)
+{
+	return __tt_create_ipc_object_directory(
+		hdir,desired_access,
+		prefix,guid);
+}
+
+int32_t __stdcall __ntapi_tt_create_ipc_object_directory_entry(
+	__out	void **			hentry,
+	__in	uint32_t		desired_access,
+	__in	void *			hdir,
+	__in	void *			htarget,
+	__in	nt_unicode_string *	target_name,
+	__in	uint32_t		key)
+{
+	return __tt_create_object_directory_entry(
+		hentry,desired_access,
+		hdir,htarget,target_name,key);
+}
+
 int32_t __stdcall __ntapi_tt_create_keyed_object_directory(
 	__out	void **			hdir,
 	__in	uint32_t		desired_access,
@@ -143,3 +223,16 @@ int32_t __stdcall __ntapi_tt_open_keyed_object_directory(
 		prefix,guid,key,
 		__ntapi->zw_open_directory_object);
 }
+
+int32_t __stdcall __ntapi_tt_create_keyed_object_directory_entry(
+	__out	void **			hentry,
+	__in	uint32_t		desired_access,
+	__in	void *			hdir,
+	__in	void *			htarget,
+	__in	nt_unicode_string *	target_name,
+	__in	uint32_t		key)
+{
+	return __tt_create_object_directory_entry(
+		hentry,desired_access,
+		hdir,htarget,target_name,key);
+}