reactos/rostests/kmtests/ntos_cc/CcCopyRead_user.c

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/*
* 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");
UNICODE_STRING ReallySmallAlignmentTest = RTL_CONSTANT_STRING(L"\\Device\\Kmtest-CcCopyRead\\ReallySmallAlignmentTest");
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);
ok_eq_hex(((USHORT *)Buffer)[0], 0xBABA);
ByteOffset.QuadPart = 514;
Status = NtReadFile(Handle, NULL, NULL, NULL, &IoStatusBlock, Buffer, 514, &ByteOffset, NULL);
ok_eq_hex(Status, STATUS_SUCCESS);
ok_eq_hex(((USHORT *)Buffer)[242], 0xBABA);
ok_eq_hex(((USHORT *)Buffer)[243], 0xFFFF);
ByteOffset.QuadPart = 1000;
Status = NtReadFile(Handle, NULL, NULL, NULL, &IoStatusBlock, Buffer, 2, &ByteOffset, NULL);
ok_eq_hex(Status, STATUS_SUCCESS);
ok_eq_hex(((USHORT *)Buffer)[0], 0xFFFF);
ok_eq_hex(((USHORT *)Buffer)[1], 0xBABA);
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);
ok_eq_hex(((USHORT *)Buffer)[0], 0xBABA);
ByteOffset.QuadPart = 514;
Status = NtReadFile(Handle, NULL, NULL, NULL, &IoStatusBlock, Buffer, 514, &ByteOffset, NULL);
ok_eq_hex(Status, STATUS_SUCCESS);
ok_eq_hex(((USHORT *)Buffer)[242], 0xBABA);
ok_eq_hex(((USHORT *)Buffer)[243], 0xFFFF);
ByteOffset.QuadPart = 300000;
Status = NtReadFile(Handle, NULL, NULL, NULL, &IoStatusBlock, Buffer, 10, &ByteOffset, NULL);
ok_eq_hex(Status, STATUS_SUCCESS);
ok_eq_hex(((USHORT *)Buffer)[0], 0xBABA);
ByteOffset.QuadPart = 999990;
Status = NtReadFile(Handle, NULL, NULL, NULL, &IoStatusBlock, Buffer, 10, &ByteOffset, NULL);
ok_eq_hex(Status, STATUS_SUCCESS);
ok_eq_hex(((USHORT *)Buffer)[0], 0xBABA);
ByteOffset.QuadPart = 1000;
Status = NtReadFile(Handle, NULL, NULL, NULL, &IoStatusBlock, Buffer, 2, &ByteOffset, NULL);
ok_eq_hex(Status, STATUS_SUCCESS);
ok_eq_hex(((USHORT *)Buffer)[0], 0xFFFF);
ok_eq_hex(((USHORT *)Buffer)[1], 0xBABA);
NtClose(Handle);
InitializeObjectAttributes(&ObjectAttributes, &ReallySmallAlignmentTest, 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 = 1;
Status = NtReadFile(Handle, NULL, NULL, NULL, &IoStatusBlock, Buffer, 61, &ByteOffset, NULL);
ok_eq_hex(Status, STATUS_SUCCESS);
ok_eq_hex(((USHORT *)Buffer)[0], 0xBABA);
NtClose(Handle);
RtlFreeHeap(RtlGetProcessHeap(), 0, Buffer);
KmtCloseDriver();
KmtUnloadDriver();
}