Implement KeGetCurrentThread() routine

xtoskrnl/includes/kepfuncs.h

@@ -20,6 +20,10 @@ XTAPI
 PKPROCESSOR_CONTROL_BLOCK
 KeGetCurrentProcessorControlBlock(VOID);
 
+XTAPI
+PKTHREAD
+KeGetCurrentThread(VOID);
+
 XTAPI
 VOID
 KepArchInitialize(VOID);

xtoskrnl/ke/amd64/proc.c

@@ -37,3 +37,17 @@ KeGetCurrentProcessorControlBlock(VOID)
 {
     return (PKPROCESSOR_CONTROL_BLOCK)ArReadGSQuadWord(FIELD_OFFSET(KPROCESSOR_BLOCK, Prcb));
 }
+
+/**
+ * Gets address of current kernel's thread object.
+ *
+ * @return This routine returns address of current kernel's thread object.
+ *
+ * @since XT 1.0
+ */
+XTAPI
+PKTHREAD
+KeGetCurrentThread(VOID)
+{
+    return (PKTHREAD)ArReadGSQuadWord(FIELD_OFFSET(KPROCESSOR_BLOCK, Prcb.CurrentThread));
+}

xtoskrnl/ke/i686/proc.c

@@ -37,3 +37,10 @@ KeGetCurrentProcessorControlBlock(VOID)
 {
     return (PKPROCESSOR_CONTROL_BLOCK)ArReadFSDualWord(FIELD_OFFSET(KPROCESSOR_BLOCK, Prcb));
 }
+
+XTAPI
+PKTHREAD
+KeGetCurrentThread(VOID)
+{
+    return (PKTHREAD)ArReadFSDualWord(FIELD_OFFSET(KPROCESSOR_BLOCK, Prcb.CurrentThread));
+}