[reactos] 02/03: [NTOSKRNL] Introduce the UUID_CACHED_VALUES_STRUCT structure

[Pierre Schweitzer]

https://git.reactos.org/?p=reactos.git;a=commitdiff;h=2d9673c68fd6ce9d8749aa...

commit 2d9673c68fd6ce9d8749aac0ed3c6bf04c1ba32a
Author:     Pierre Schweitzer [e-mail]
AuthorDate: Wed Feb 27 09:02:30 2019 +0100
Commit:     Pierre Schweitzer [e-mail]
CommitDate: Fri Mar 1 08:22:47 2019 +0100

[NTOSKRNL] Introduce the UUID_CACHED_VALUES_STRUCT structure

Source: https://blog.48bits.com/el-codigo-ntoskvinci/
---
 ntoskrnl/ex/uuid.c             | 1 +
 ntoskrnl/include/internal/ex.h | 9 +++++++++
 2 files changed, 10 insertions(+)

diff --git a/ntoskrnl/ex/uuid.c b/ntoskrnl/ex/uuid.c
index 60103f04b4..459b957270 100644
--- a/ntoskrnl/ex/uuid.c
+++ b/ntoskrnl/ex/uuid.c
@@ -41,6 +41,7 @@ static UCHAR UuidSeed[SEED_BUFFER_SIZE];
 static ULONG UuidCount;
 static LARGE_INTEGER LuidIncrement;
 static LARGE_INTEGER LuidValue;
+UUID_CACHED_VALUES_STRUCT ExpUuidCachedValues = { 0ULL, 0xFFFFFFFF, 0, 0, { 0x80, 0x6E, 0x6F, 0x6E, 0x69, 0x63 } };

/* FUNCTIONS ****************************************************************/

diff --git a/ntoskrnl/include/internal/ex.h b/ntoskrnl/include/internal/ex.h
index 2eaf8d2da0..2072a6a31c 100644
--- a/ntoskrnl/include/internal/ex.h
+++ b/ntoskrnl/include/internal/ex.h
@@ -167,6 +167,15 @@ ExGetPoolTagInfo(
     IN OUT PULONG ReturnLength OPTIONAL
 );

+typedef struct _UUID_CACHED_VALUES_STRUCT
+{
+    ULONGLONG Time;
+    LONG AllocatedCount;
+    UCHAR ClockSeqHiAndReserved;
+    UCHAR ClockSeqLow;
+    UCHAR NodeId [ 6 ] ;
+} UUID_CACHED_VALUES_STRUCT, *PUUID_CACHED_VALUES_STRUCT;
+
 /* INITIALIZATION FUNCTIONS *************************************************/

INIT_FUNCTION