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/********************************************************/
/* ntapi: Native API core library */
/* Copyright (C) 2013--2021 SysDeer Technologies, LLC */
/* Released under GPLv2 and GPLv3; see COPYING.NTAPI. */
/********************************************************/
#include <psxtypes/psxtypes.h>
#include <ntapi/nt_time.h>
#include <ntapi/nt_guid.h>
#include "ntapi_impl.h"
void __fastcall __ntapi_tt_guid_copy(
__out nt_guid * pguid_dst,
__in const nt_guid * pguid_src)
{
uint64_t * dst;
uint64_t * src;
dst = (uint64_t *)pguid_dst;
src = (uint64_t *)pguid_src;
*dst = *src;
src++; dst++;
*dst = *src;
}
void __fastcall __ntapi_tt_guid_to_string_utf16(
__in const nt_guid * guid,
__out nt_guid_str_utf16 * guid_str)
{
uint16_t key;
wchar16_t * wch;
wch = &(guid_str->group5[0]);
__ntapi_tt_uint32_to_hex_utf16(
guid->data1,
&guid_str->group1[0]);
__ntapi_tt_uint16_to_hex_utf16(
guid->data2,
&guid_str->group2[0]);
__ntapi_tt_uint16_to_hex_utf16(
guid->data3,
&guid_str->group3[0]);
key = guid->data4[0] * 0x100 + guid->data4[1];
__ntapi_tt_uint16_to_hex_utf16(
key,
&guid_str->group4[0]);
key = guid->data4[2] * 0x100 + guid->data4[3];
__ntapi_tt_uint16_to_hex_utf16(
key,
&guid_str->group5[0]);
key = guid->data4[4] * 0x100 + guid->data4[5];
__ntapi_tt_uint16_to_hex_utf16(
key,
&(wch[4]));
key = guid->data4[6] * 0x100 + guid->data4[7];
__ntapi_tt_uint16_to_hex_utf16(
key,
&(wch[8]));
guid_str->lbrace = '{';
guid_str->rbrace = '}';
guid_str->dash1 = '-';
guid_str->dash2 = '-';
guid_str->dash3 = '-';
guid_str->dash4 = '-';
return;
}
int32_t __fastcall __ntapi_tt_guid_compare(
__in const nt_guid * pguid_dst,
__in const nt_guid * pguid_src)
{
uint64_t * dst;
uint64_t * src;
dst = (uint64_t *)pguid_dst;
src = (uint64_t *)pguid_src;
if ((*dst != *src) || (*(++dst) != *(++src)))
return NT_STATUS_OBJECT_TYPE_MISMATCH;
return NT_STATUS_SUCCESS;
}
int32_t __fastcall __ntapi_tt_string_to_guid_utf16(
__in const nt_guid_str_utf16 * guid_str,
__out nt_guid * guid)
{
int32_t status;
const wchar16_t * wch;
uint16_t key;
/* outer braces / outer underscores / outer dashes */
if ((guid_str->lbrace == '{') && (guid_str->rbrace == '}'))
(void)0;
else if ((guid_str->lbrace == '_') && (guid_str->rbrace == '_'))
(void)0;
else if ((guid_str->lbrace == '-') && (guid_str->rbrace == '-'))
(void)0;
else
return NT_STATUS_INVALID_PARAMETER;
/* inner dashes */
if ((guid_str->dash1 != '-')
|| (guid_str->dash2 != '-')
|| (guid_str->dash3 != '-')
|| (guid_str->dash4 != '-'))
return NT_STATUS_INVALID_PARAMETER;
wch = &(guid_str->group5[0]);
status = __ntapi_tt_hex_utf16_to_uint32(
guid_str->group1,
&guid->data1);
if (status != NT_STATUS_SUCCESS)
return status;
status = __ntapi_tt_hex_utf16_to_uint16(
guid_str->group2,
&guid->data2);
if (status != NT_STATUS_SUCCESS)
return status;
status = __ntapi_tt_hex_utf16_to_uint16(
guid_str->group3,
&guid->data3);
if (status != NT_STATUS_SUCCESS)
return status;
status = __ntapi_tt_hex_utf16_to_uint16(
guid_str->group4,
&key);
if (status != NT_STATUS_SUCCESS)
return status;
guid->data4[0] = key >> 8;
guid->data4[1] = key % 0x100;
status = __ntapi_tt_hex_utf16_to_uint16(
&(wch[0]),
&key);
if (status != NT_STATUS_SUCCESS)
return status;
guid->data4[2] = key >> 8;
guid->data4[3] = key % 0x100;
status = __ntapi_tt_hex_utf16_to_uint16(
&(wch[4]),
&key);
if (status != NT_STATUS_SUCCESS)
return status;
guid->data4[4] = key >> 8;
guid->data4[5] = key % 0x100;
status = __ntapi_tt_hex_utf16_to_uint16(
&(wch[8]),
&key);
if (status != NT_STATUS_SUCCESS)
return status;
guid->data4[6] = key >> 8;
guid->data4[7] = key % 0x100;
return NT_STATUS_SUCCESS;
}
int32_t __fastcall __ntapi_tt_string_to_guid_utf8(
__in const char * guid_str,
__out nt_guid * guid)
{
const char * ch;
const char * cap;
wchar16_t * wch;
nt_guid_str_utf16 guid_str_utf16;
ch = guid_str;
cap = &ch[sizeof(guid_str_utf16) / sizeof(wchar16_t)];
wch = &guid_str_utf16.lbrace;
for (; *ch && (ch<cap); )
*wch++ = *ch++;
return (ch < cap)
? NT_STATUS_INVALID_PARAMETER
: __ntapi_tt_string_to_guid_utf16(
&guid_str_utf16,guid);
}
void __fastcall __ntapi_tt_guid_to_string_utf8(
__in const nt_guid * guid,
__out nt_guid_str_utf8 * guid_str)
{
uint16_t key;
uint8_t * ch;
ch = &(guid_str->group5[0]);
__ntapi_tt_uint32_to_hex_utf8(
guid->data1,
&guid_str->group1[0]);
__ntapi_tt_uint16_to_hex_utf8(
guid->data2,
&guid_str->group2[0]);
__ntapi_tt_uint16_to_hex_utf8(
guid->data3,
&guid_str->group3[0]);
key = guid->data4[0] * 0x100 + guid->data4[1];
__ntapi_tt_uint16_to_hex_utf8(
key,
&guid_str->group4[0]);
key = guid->data4[2] * 0x100 + guid->data4[3];
__ntapi_tt_uint16_to_hex_utf8(
key,
&guid_str->group5[0]);
key = guid->data4[4] * 0x100 + guid->data4[5];
__ntapi_tt_uint16_to_hex_utf8(
key,
&(ch[4]));
key = guid->data4[6] * 0x100 + guid->data4[7];
__ntapi_tt_uint16_to_hex_utf8(
key,
&(ch[8]));
guid_str->lbrace = '{';
guid_str->rbrace = '}';
guid_str->dash1 = '-';
guid_str->dash2 = '-';
guid_str->dash3 = '-';
guid_str->dash4 = '-';
guid_str->null = 0;
}
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