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/********************************************************/
/* ntapi: Native API core library */
/* Copyright (C) 2013--2016 Z. Gilboa */
/* Released under GPLv2 and GPLv3; see COPYING.NTAPI. */
/********************************************************/
#include <psxtypes/psxtypes.h>
#include <ntapi/nt_object.h>
#include <ntapi/nt_guid.h>
#include <ntapi/nt_string.h>
#include "ntapi_impl.h"
typedef ntapi_zw_open_directory_object objdir_open_fn;
static nt_keyed_objdir_name __template_name = {__NT_BASED_NAMED_OBJECTS};
static int32_t __stdcall __tt_create_keyed_object_directory(
__out void ** hdir,
__in uint32_t desired_access,
__in const wchar16_t prefix[6],
__in nt_guid * guid,
__in uint32_t key,
__in objdir_open_fn * openfn)
{
nt_keyed_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(__template_name));
__ntapi->tt_memcpy_utf16(
objdir_name.prefix,
prefix,
sizeof(objdir_name.prefix));
__ntapi->tt_guid_to_utf16_string(
guid,
(nt_guid_str_utf16 *)&objdir_name.objdir_guid);
__ntapi->tt_uint32_to_hex_utf16(
key,objdir_name.key);
objdir_name.backslash = '\\';
objdir_name.objdir_guid.uscore_guid = '_';
objdir_name.objdir_guid.uscore_key = '_';
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;
oa.sec_desc = 0;
oa.sec_qos = &sqos;
return openfn(hdir,desired_access,&oa);
}
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)
{
int32_t status;
nt_oa oa;
nt_unicode_string name;
wchar16_t keystr[8];
uintptr_t buffer[2048/sizeof(uintptr_t)];
nt_sqos sqos = {
sizeof(sqos),
NT_SECURITY_IMPERSONATION,
NT_SECURITY_TRACKING_DYNAMIC,
1};
if (!target_name) {
if ((status = __ntapi->zw_query_object(
htarget,
NT_OBJECT_NAME_INFORMATION,
buffer,sizeof(buffer),0)))
return status;
target_name = (nt_unicode_string *)buffer;
}
__ntapi->tt_uint32_to_hex_utf16(key,keystr);
name.strlen = sizeof(keystr);
name.maxlen = 0;
name.buffer = keystr;
oa.len = sizeof(oa);
oa.root_dir = hdir;
oa.obj_name = &name;
oa.obj_attr = 0;
oa.sec_desc = 0;
oa.sec_qos = &sqos;
return __ntapi->zw_create_symbolic_link_object(
hentry,
desired_access,
&oa,target_name);
}
int32_t __stdcall __ntapi_tt_create_keyed_object_directory(
__out void ** hdir,
__in uint32_t desired_access,
__in const wchar16_t prefix[6],
__in nt_guid * guid,
__in uint32_t key)
{
return __tt_create_keyed_object_directory(
hdir,desired_access,
prefix,guid,key,
__ntapi->zw_create_directory_object);
}
int32_t __stdcall __ntapi_tt_open_keyed_object_directory(
__out void ** hdir,
__in uint32_t desired_access,
__in const wchar16_t prefix[6],
__in nt_guid * guid,
__in uint32_t key)
{
return __tt_create_keyed_object_directory(
hdir,desired_access,
prefix,guid,key,
__ntapi->zw_open_directory_object);
}
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