#ifndef PE_OS_H

#define PE_OS_H

#include <pemagine/pe_structs.h>

#define OS_STATUS_INTERNAL_ERROR		0xC00000E5

#define OS_STATUS_BAD_FILE_TYPE			0xC0000903

#define OS_STATUS_OBJECT_NAME_NOT_FOUND 	0xC0000034

#define OS_STATUS_MORE_PROCESSING_REQUIRED	0xC0000016

#define OS_SEC_SYNCHRONIZE			0x00100000

#define	OS_FILE_READ_ACCESS			0x00000001

#define	OS_FILE_READ_ATTRIBUTES			0x00000080

#define OS_FILE_DIRECTORY_FILE			0x00000001

#define OS_FILE_NON_DIRECTORY_FILE		0x00000040

#define OS_FILE_SHARE_READ			0x00000001

#define OS_FILE_SHARE_WRITE			0x00000002

#define OS_FILE_SHARE_DELETE			0x00000004

#define OS_CURRENT_PROCESS_HANDLE		(void *)(uintptr_t)(-1)

#define OS_CURRENT_THREAD_HANDLE		(void *)(uintptr_t)(-2)

enum os_object_info_class {

	OS_OBJECT_BASIC_INFORMATION	= 0,

	OS_OBJECT_NAME_INFORMATION	= 1,

	OS_OBJECT_TYPE_INFORMATION	= 2,

	OS_OBJECT_ALL_TYPES_INFORMATION	= 3,

	OS_OBJECT_HANDLE_INFORMATION	= 4

};

enum os_memory_info_class {

	OS_MEMORY_BASIC_INFORMATION,

	OS_MEMORY_WORKING_SET_LIST,

	OS_MEMORY_SECTION_NAME,

	OS_MEMORY_BASIC_VLM_INFORMATION

};

struct os_oa {

	uint32_t		len;

	void *			root_dir;

	struct pe_unicode_str *	obj_name;

	uint32_t		obj_attr;

	void *			sec_desc;

	void *			sec_qos;

};

struct os_iosb {

	union {

		int32_t		status;

		void *		pointer;

	};

	intptr_t		info;

};

typedef int32_t __stdcall os_zw_query_object(

	__in	void *			handle,

	__in	int			obj_info_class,

	__out	void *			obj_info,

	__in	size_t			obj_info_length,

	__out	uint32_t *		returned_length		__optional);

typedef int32_t __stdcall os_zw_query_virtual_memory(

	__in	void *			hprocess,

	__in	void *			base_address,

	__in	int			mem_info_class,

	__out	void *			mem_info,

	__in	uint32_t		mem_info_length,

	__out	uint32_t *		returned_length	__optional);

typedef int32_t __stdcall os_zw_open_file(

	__out	void **			hfile,

	__in	uint32_t		desired_access,

	__in	struct os_oa *		obj_attr,

	__out	struct os_iosb *	io_status_block,

	__in	uint32_t		share_access,

	__in	uint32_t		open_options);

#endif