From 9ab21d67aef7db1f7621c22aade1a2ed4c5babcb Mon Sep 17 00:00:00 2001
From: Pierre Schweitzer <pierre@reactos.org>
Date: Sat, 1 Sep 2018 21:52:39 +0200
Subject: [PATCH] [KMTESTS:CC] Add tests for BCB extension

---
 .../rostests/kmtests/ntos_cc/CcMapData_drv.c  | 15 ++++
 .../rostests/kmtests/ntos_cc/CcPinRead_drv.c  | 74 +++++++++++++++++++
 2 files changed, 89 insertions(+)

diff --git a/modules/rostests/kmtests/ntos_cc/CcMapData_drv.c b/modules/rostests/kmtests/ntos_cc/CcMapData_drv.c
index 0d84f21c313..516d55fe22d 100644
--- a/modules/rostests/kmtests/ntos_cc/CcMapData_drv.c
+++ b/modules/rostests/kmtests/ntos_cc/CcMapData_drv.c
@@ -212,6 +212,21 @@ MapInAnotherThread(IN PVOID Context)
         CcUnpinData(Bcb);
     }
 
+    Offset.QuadPart = 0x1500;
+    TestContext->Length -= 0x500;
+
+    KmtStartSeh();
+    Ret = CcMapData(TestFileObject, &Offset, TestContext->Length, MAP_WAIT, &Bcb, (PVOID *)&Buffer);
+    KmtEndSeh(STATUS_SUCCESS);
+
+    if (!skip(Ret == TRUE, "CcMapData failed\n"))
+    {
+        ok_eq_pointer(Bcb, TestContext->Bcb);
+        ok_eq_pointer(Buffer, (PVOID)((ULONG_PTR)TestContext->Buffer + 0x500));
+
+        CcUnpinData(Bcb);
+    }
+
     return;
 }
 
diff --git a/modules/rostests/kmtests/ntos_cc/CcPinRead_drv.c b/modules/rostests/kmtests/ntos_cc/CcPinRead_drv.c
index 68e666c1b3c..58f8808fcda 100644
--- a/modules/rostests/kmtests/ntos_cc/CcPinRead_drv.c
+++ b/modules/rostests/kmtests/ntos_cc/CcPinRead_drv.c
@@ -214,6 +214,45 @@ PinInAnotherThread(IN PVOID Context)
         CcUnpinData(Bcb);
     }
 
+    Offset.QuadPart = 0x1500;
+    TestContext->Length -= 0x500;
+
+    KmtStartSeh();
+    Ret = CcPinRead(TestFileObject, &Offset, TestContext->Length, PIN_WAIT | PIN_IF_BCB, &Bcb, (PVOID *)&Buffer);
+    KmtEndSeh(STATUS_SUCCESS);
+
+    if (!skip(Ret == TRUE, "CcPinRead failed\n"))
+    {
+        ok_eq_pointer(Bcb, TestContext->Bcb);
+        ok_eq_pointer(Buffer, (PVOID)((ULONG_PTR)TestContext->Buffer + 0x500));
+
+        CcUnpinData(Bcb);
+    }
+
+    KmtStartSeh();
+    Ret = CcPinRead(TestFileObject, &Offset, TestContext->Length, PIN_WAIT, &Bcb, (PVOID *)&Buffer);
+    KmtEndSeh(STATUS_SUCCESS);
+
+    if (!skip(Ret == TRUE, "CcPinRead failed\n"))
+    {
+        ok_eq_pointer(Bcb, TestContext->Bcb);
+        ok_eq_pointer(Buffer, (PVOID)((ULONG_PTR)TestContext->Buffer + 0x500));
+
+        CcUnpinData(Bcb);
+    }
+
+    KmtStartSeh();
+    Ret = CcPinRead(TestFileObject, &Offset, TestContext->Length, PIN_EXCLUSIVE, &Bcb, (PVOID *)&Buffer);
+    KmtEndSeh(STATUS_SUCCESS);
+
+    if (!skip(Ret == TRUE, "CcPinRead failed\n"))
+    {
+        ok_eq_pointer(Bcb, TestContext->Bcb);
+        ok_eq_pointer(Buffer, (PVOID)((ULONG_PTR)TestContext->Buffer + 0x500));
+
+        CcUnpinData(Bcb);
+    }
+
     return;
 }
 
@@ -261,6 +300,41 @@ PinInAnotherThreadExclusive(IN PVOID Context)
         CcUnpinData(Bcb);
     }
 
+    Offset.QuadPart = 0x1500;
+    TestContext->Length -= 0x500;
+
+    KmtStartSeh();
+    Ret = CcPinRead(TestFileObject, &Offset, TestContext->Length, PIN_IF_BCB, &Bcb, (PVOID *)&Buffer);
+    KmtEndSeh(STATUS_SUCCESS);
+    ok(Ret == FALSE, "CcPinRead succeed\n");
+
+    if (Ret)
+    {
+        CcUnpinData(Bcb);
+    }
+
+    KmtStartSeh();
+    Ret = CcPinRead(TestFileObject, &Offset, TestContext->Length, 0, &Bcb, (PVOID *)&Buffer);
+    KmtEndSeh(STATUS_SUCCESS);
+    ok(Ret == FALSE, "CcPinRead succeed\n");
+
+    if (Ret)
+    {
+        CcUnpinData(Bcb);
+    }
+
+    KmtStartSeh();
+    Ret = CcMapData(TestFileObject, &Offset, TestContext->Length, 0, &Bcb, (PVOID *)&Buffer);
+    KmtEndSeh(STATUS_SUCCESS);
+
+    if (!skip(Ret == TRUE, "CcMapData failed\n"))
+    {
+        ok(Bcb != TestContext->Bcb, "Returned same BCB!\n");
+        ok_eq_pointer(Buffer, (PVOID)((ULONG_PTR)TestContext->Buffer + 0x500));
+
+        CcUnpinData(Bcb);
+    }
+
     return;
 }
 
-- 
2.17.1