diff options
Diffstat (limited to 'src/guid/ntapi_tt_guid.c')
| -rw-r--r-- | src/guid/ntapi_tt_guid.c | 182 |
1 files changed, 182 insertions, 0 deletions
diff --git a/src/guid/ntapi_tt_guid.c b/src/guid/ntapi_tt_guid.c new file mode 100644 index 0000000..07cd938 --- /dev/null +++ b/src/guid/ntapi_tt_guid.c @@ -0,0 +1,182 @@ +/********************************************************/ +/* ntapi: Native API core library */ +/* Copyright (C) 2013,2014,2015 Z. Gilboa */ +/* 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_utf16_string( + __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_utf16_string_to_guid( + __out nt_guid_str_utf16 * guid_str, + __in nt_guid * guid) +{ + int32_t status; + wchar16_t * wch; + uint16_t key; + + if ((guid_str->lbrace != '{') + || (guid_str->rbrace != '}') + || (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 / 0x100; + 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 / 0x100; + 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 / 0x100; + 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 / 0x100; + guid->data4[7] = key % 0x100; + + return NT_STATUS_SUCCESS; +} |