/********************************************************/

/*  ntapi: Native API core library                      */

/*  Copyright (C) 2013--2021  Z. Gilboa                 */

/*  Released under GPLv2 and GPLv3; see COPYING.NTAPI.  */

/********************************************************/

#include <psxtypes/psxtypes.h>

static void __fastcall __ntapi_tt_uint_to_hex_utf16(

	__in	const uint64_t	key,

	__out	wchar16_t *	buffer,

	__in	unsigned	bits)

{

	unsigned	i;

	uint32_t	hex_buf[4];

	unsigned char *	hex_chars;

	unsigned char *	uch;

	unsigned	offset;

	unsigned	bytes;

	hex_buf[0] = ('3' << 24) | ('2' << 16) | ('1' << 8) | '0';

	hex_buf[1] = ('7' << 24) | ('6' << 16) | ('5' << 8) | '4';

	hex_buf[2] = ('b' << 24) | ('a' << 16) | ('9' << 8) | '8';

	hex_buf[3] = ('f' << 24) | ('e' << 16) | ('d' << 8) | 'c';

	uch = (unsigned char *)&ke;;

	hex_chars = (unsigned char *)&hex_buf;

	bytes  = bits / 8;

	offset = bits / 4;

	for (i = 0; i < bytes; i++) {

		buffer[offset - 1 - (i*2)] =	hex_chars[uch[i] % 16];

		buffer[offset - 2 - (i*2)] =	hex_chars[uch[i] / 16];

	}

}

__attr_protected__

void __fastcall __ntapi_tt_uint16_to_hex_utf16(

	__in	const uint32_t	key,

	__out	wchar16_t *	formatted_key)

{

	__ntapi_tt_uint_to_hex_utf16(

		key,

		formatted_key,

		16);

}

__attr_protected__

void __fastcall __ntapi_tt_uint32_to_hex_utf16(

	__in	const uint32_t	key,

	__out	wchar16_t *	formatted_key)

{

	__ntapi_tt_uint_to_hex_utf16(

		key,

		formatted_key,

		32);

}

__attr_protected__

void __fastcall __ntapi_tt_uint64_to_hex_utf16(

	__in	const uint64_t	key,

	__out	wchar16_t *	formatted_key)

{

	__ntapi_tt_uint_to_hex_utf16(

		key,

		formatted_key,

		64);

}

__attr_protected__

void __fastcall __ntapi_tt_uintptr_to_hex_utf16(

	__in	const uintptr_t	key,

	__out	wchar16_t *	formatted_key)

{

	#if (__SIZEOF_POINTER__ == 4)

		__ntapi_tt_uint_to_hex_utf16(

			key,

			formatted_key,

			32);

	#elif (__SIZEOF_POINTER__ == 8)

		__ntapi_tt_uint_to_hex_utf16(

			key,

			formatted_key,

			64);

	#endif

}