reactos/rostests/kmtests/ntos_cc/CcCopyRead_user.c
Pierre Schweitzer 4de2debfbb [KMTESTS:CC]
Introduce tests for Cc :-)
Currently, we only test CcCopyRead for specific alignment matters. It shows that under certain conditions, our Cc doesn't align reads it does, leading to later failure in disk.sys.
This reproduces an error observed with MS FastFAT in ReactOS.

CORE-11003

svn path=/trunk/; revision=71445
2016-05-28 19:59:10 +00:00

59 lines
2.3 KiB
C

/*
* PROJECT: ReactOS kernel-mode tests
* LICENSE: GPLv2+ - See COPYING in the top level directory
* PURPOSE: Kernel-Mode Test Suite CcCopyRead test user-mode part
* PROGRAMMER: Pierre Schweitzer <pierre@reactos.org>
*/
#include <kmt_test.h>
START_TEST(CcCopyRead)
{
HANDLE Handle;
NTSTATUS Status;
LARGE_INTEGER ByteOffset;
IO_STATUS_BLOCK IoStatusBlock;
OBJECT_ATTRIBUTES ObjectAttributes;
PVOID Buffer = RtlAllocateHeap(RtlGetProcessHeap(), 0, 1024);
UNICODE_STRING BigAlignmentTest = RTL_CONSTANT_STRING(L"\\Device\\Kmtest-CcCopyRead\\BigAlignmentTest");
UNICODE_STRING SmallAlignmentTest = RTL_CONSTANT_STRING(L"\\Device\\Kmtest-CcCopyRead\\SmallAlignmentTest");
KmtLoadDriver(L"CcCopyRead", FALSE);
KmtOpenDriver();
InitializeObjectAttributes(&ObjectAttributes, &SmallAlignmentTest, OBJ_CASE_INSENSITIVE, NULL, NULL);
Status = NtOpenFile(&Handle, FILE_ALL_ACCESS, &ObjectAttributes, &IoStatusBlock, 0, FILE_NON_DIRECTORY_FILE | FILE_SYNCHRONOUS_IO_NONALERT);
ok_eq_hex(Status, STATUS_SUCCESS);
ByteOffset.QuadPart = 3;
Status = NtReadFile(Handle, NULL, NULL, NULL, &IoStatusBlock, Buffer, 3, &ByteOffset, NULL);
ok_eq_hex(Status, STATUS_SUCCESS);
ByteOffset.QuadPart = 514;
Status = NtReadFile(Handle, NULL, NULL, NULL, &IoStatusBlock, Buffer, 514, &ByteOffset, NULL);
ok_eq_hex(Status, STATUS_SUCCESS);
NtClose(Handle);
InitializeObjectAttributes(&ObjectAttributes, &BigAlignmentTest, OBJ_CASE_INSENSITIVE, NULL, NULL);
Status = NtOpenFile(&Handle, FILE_ALL_ACCESS, &ObjectAttributes, &IoStatusBlock, 0, FILE_NON_DIRECTORY_FILE | FILE_SYNCHRONOUS_IO_NONALERT);
ok_eq_hex(Status, STATUS_SUCCESS);
ByteOffset.QuadPart = 3;
Status = NtReadFile(Handle, NULL, NULL, NULL, &IoStatusBlock, Buffer, 3, &ByteOffset, NULL);
ok_eq_hex(Status, STATUS_SUCCESS);
ByteOffset.QuadPart = 514;
Status = NtReadFile(Handle, NULL, NULL, NULL, &IoStatusBlock, Buffer, 514, &ByteOffset, NULL);
ok_eq_hex(Status, STATUS_SUCCESS);
ByteOffset.QuadPart = 300000;
Status = NtReadFile(Handle, NULL, NULL, NULL, &IoStatusBlock, Buffer, 10, &ByteOffset, NULL);
ok_eq_hex(Status, STATUS_SUCCESS);
NtClose(Handle);
RtlFreeHeap(RtlGetProcessHeap(), 0, Buffer);
KmtCloseDriver();
KmtUnloadDriver();
}