reactos/rostests/kmtests/rtl/RtlUnicodeString.c

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/*
* PROJECT: ReactOS kernel-mode tests
* LICENSE: GPLv2+ - See COPYING in the top level directory
* PURPOSE: Kernel-Mode Test Suite Runtime library unicode string functions test
* PROGRAMMER: Thomas Faber <thomas.faber@reactos.org>
*/
#define KMT_EMULATE_KERNEL
#include <kmt_test.h>
static
VOID
TestFindCharInUnicodeString(VOID)
{
#ifdef KMT_USER_MODE
NTSTATUS Status;
UNICODE_STRING String = RTL_CONSTANT_STRING(L"I am a string");
UNICODE_STRING Chars = RTL_CONSTANT_STRING(L"a");
UNICODE_STRING Chars2 = RTL_CONSTANT_STRING(L"A");
UNICODE_STRING Chars3 = RTL_CONSTANT_STRING(L"i");
UNICODE_STRING Chars4 = RTL_CONSTANT_STRING(L"G");
UNICODE_STRING ZeroLengthString;
USHORT Position;
ULONG LongPosition;
RtlInitUnicodeString(&ZeroLengthString, NULL);
/* Basic checks. Covered by Winetests */
Position = 123;
Status = RtlFindCharInUnicodeString(0, &String, &Chars, &Position);
ok_eq_hex(Status, STATUS_SUCCESS);
ok_eq_uint(Position, 6);
Position = 123;
Status = RtlFindCharInUnicodeString(1, &String, &Chars, &Position);
ok_eq_hex(Status, STATUS_SUCCESS);
ok_eq_uint(Position, 10);
Position = 123;
Status = RtlFindCharInUnicodeString(2, &String, &Chars, &Position);
ok_eq_hex(Status, STATUS_SUCCESS);
ok_eq_uint(Position, 2);
Position = 123;
Status = RtlFindCharInUnicodeString(3, &String, &Chars, &Position);
ok_eq_hex(Status, STATUS_SUCCESS);
ok_eq_uint(Position, 24);
/* Show that checks are case sensitive by default */
Position = 123;
Status = RtlFindCharInUnicodeString(0, &String, &Chars2, &Position);
ok_eq_hex(Status, STATUS_NOT_FOUND);
ok_eq_uint(Position, 0);
Position = 123;
Status = RtlFindCharInUnicodeString(1, &String, &Chars2, &Position);
ok_eq_hex(Status, STATUS_NOT_FOUND);
ok_eq_uint(Position, 0);
Position = 123;
Status = RtlFindCharInUnicodeString(2, &String, &Chars3, &Position);
ok_eq_hex(Status, STATUS_SUCCESS);
ok_eq_uint(Position, 2);
Position = 123;
Status = RtlFindCharInUnicodeString(3, &String, &Chars4, &Position);
ok_eq_hex(Status, STATUS_SUCCESS);
ok_eq_uint(Position, 24);
/* Show that 4 means case insensitive */
Position = 123;
Status = RtlFindCharInUnicodeString(4, &String, &Chars2, &Position);
ok_eq_hex(Status, STATUS_SUCCESS);
ok_eq_uint(Position, 6);
Position = 123;
Status = RtlFindCharInUnicodeString(5, &String, &Chars2, &Position);
ok_eq_hex(Status, STATUS_SUCCESS);
ok_eq_uint(Position, 10);
Position = 123;
Status = RtlFindCharInUnicodeString(6, &String, &Chars3, &Position);
ok_eq_hex(Status, STATUS_SUCCESS);
ok_eq_uint(Position, 4);
Position = 123;
Status = RtlFindCharInUnicodeString(7, &String, &Chars4, &Position);
ok_eq_hex(Status, STATUS_SUCCESS);
ok_eq_uint(Position, 22);
/* Show that Position is USHORT */
LongPosition = 0x55555555;
Status = RtlFindCharInUnicodeString(8, &String, &String, (PUSHORT)&LongPosition);
ok_eq_hex(Status, STATUS_INVALID_PARAMETER);
ok_eq_ulong(LongPosition, 0x55550000UL);
/* Invalid flags */
Position = 123;
Status = RtlFindCharInUnicodeString(8, &String, &String, &Position);
ok_eq_hex(Status, STATUS_INVALID_PARAMETER);
ok_eq_uint(Position, 0);
Position = 123;
Status = RtlFindCharInUnicodeString(0xFFFFFFF8, &String, &String, &Position);
ok_eq_hex(Status, STATUS_INVALID_PARAMETER);
ok_eq_uint(Position, 0);
Position = 123;
Status = RtlFindCharInUnicodeString(0xFFFFFFFF, &String, &String, &Position);
ok_eq_hex(Status, STATUS_INVALID_PARAMETER);
ok_eq_uint(Position, 0);
/* NULL for SearchString */
Position = 123;
KmtStartSeh()
Status = RtlFindCharInUnicodeString(0, NULL, &String, &Position);
KmtEndSeh(STATUS_ACCESS_VIOLATION);
ok_eq_uint(Position, 0);
/* NULL for SearchString and invalid flags */
Position = 123;
KmtStartSeh()
Status = RtlFindCharInUnicodeString(8, NULL, &String, &Position);
KmtEndSeh(STATUS_SUCCESS);
ok_eq_hex(Status, STATUS_INVALID_PARAMETER);
ok_eq_uint(Position, 0);
ok_eq_uint(Position, 0);
/* NULL for SearchString with zero-length MatchString */
Position = 123;
KmtStartSeh()
Status = RtlFindCharInUnicodeString(0, NULL, &ZeroLengthString, &Position);
KmtEndSeh(STATUS_ACCESS_VIOLATION);
ok_eq_uint(Position, 0);
/* NULL for MatchString */
Position = 123;
KmtStartSeh()
Status = RtlFindCharInUnicodeString(0, &String, NULL, &Position);
KmtEndSeh(STATUS_ACCESS_VIOLATION);
ok_eq_uint(Position, 0);
/* This crashes in Windows, but not in ROS. I see no reason to add
* additional code or redesign the function to replicate that */
#if 0
/* NULL for MatchString with zero-length SearchString */
Position = 123;
KmtStartSeh()
Status = RtlFindCharInUnicodeString(0, &ZeroLengthString, NULL, &Position);
KmtEndSeh(STATUS_ACCESS_VIOLATION);
ok_eq_uint(Position, 0);
#endif
/* NULL for MatchString and invalid flags */
Position = 123;
KmtStartSeh()
Status = RtlFindCharInUnicodeString(8, &String, NULL, &Position);
KmtEndSeh(STATUS_SUCCESS);
ok_eq_hex(Status, STATUS_INVALID_PARAMETER);
ok_eq_uint(Position, 0);
/* NULL for Position */
KmtStartSeh()
Status = RtlFindCharInUnicodeString(0, &String, &String, NULL);
KmtEndSeh(STATUS_SUCCESS);
ok_eq_hex(Status, STATUS_INVALID_PARAMETER);
/* NULL for all three */
KmtStartSeh()
Status = RtlFindCharInUnicodeString(0, NULL, NULL, NULL);
KmtEndSeh(STATUS_SUCCESS);
ok_eq_hex(Status, STATUS_INVALID_PARAMETER);
#endif
}
static
VOID
TestUpcaseUnicodeString(VOID)
{
NTSTATUS Status;
UNICODE_STRING Lower;
UNICODE_STRING Upper;
PWCHAR Buffer;
Buffer = KmtAllocateGuarded(sizeof(WCHAR));
if (!KmtIsCheckedBuild)
{
RtlInitEmptyUnicodeString(&Lower, NULL, 0);
RtlFillMemory(&Upper, sizeof(Upper), 0x55);
Status = RtlUpcaseUnicodeString(&Upper, &Lower, TRUE);
ok_eq_hex(Status, STATUS_SUCCESS);
ok_eq_uint(Upper.Length, 0);
ok_eq_uint(Upper.MaximumLength, 0);
ok(Upper.Buffer != NULL, "Buffer = %p\n", Upper.Buffer);
RtlFreeUnicodeString(&Upper);
RtlInitEmptyUnicodeString(&Lower, Buffer, 0);
RtlFillMemory(&Upper, sizeof(Upper), 0x55);
Status = RtlUpcaseUnicodeString(&Upper, &Lower, TRUE);
ok_eq_hex(Status, STATUS_SUCCESS);
ok_eq_uint(Upper.Length, 0);
ok_eq_uint(Upper.MaximumLength, 0);
ok(Upper.Buffer != NULL, "Buffer = %p\n", Upper.Buffer);
RtlFreeUnicodeString(&Upper);
RtlInitEmptyUnicodeString(&Lower, Buffer, sizeof(WCHAR));
Buffer[0] = UNICODE_NULL;
RtlFillMemory(&Upper, sizeof(Upper), 0x55);
Status = RtlUpcaseUnicodeString(&Upper, &Lower, TRUE);
ok_eq_hex(Status, STATUS_SUCCESS);
ok_eq_uint(Upper.Length, 0);
ok_eq_uint(Upper.MaximumLength, 0);
ok(Upper.Buffer != NULL, "Buffer = %p\n", Upper.Buffer);
RtlFreeUnicodeString(&Upper);
}
RtlInitEmptyUnicodeString(&Lower, Buffer, sizeof(WCHAR));
Lower.Length = sizeof(WCHAR);
Buffer[0] = UNICODE_NULL;
RtlFillMemory(&Upper, sizeof(Upper), 0x55);
Status = RtlUpcaseUnicodeString(&Upper, &Lower, TRUE);
ok_eq_hex(Status, STATUS_SUCCESS);
ok_eq_uint(Upper.Length, sizeof(WCHAR));
ok_eq_uint(Upper.MaximumLength, sizeof(WCHAR));
ok(Upper.Buffer != NULL, "Buffer = %p\n", Upper.Buffer);
ok_eq_hex(Upper.Buffer[0], UNICODE_NULL);
RtlFreeUnicodeString(&Upper);
RtlInitEmptyUnicodeString(&Lower, Buffer, sizeof(WCHAR));
Lower.Length = sizeof(WCHAR);
Buffer[0] = 'a';
RtlFillMemory(&Upper, sizeof(Upper), 0x55);
Status = RtlUpcaseUnicodeString(&Upper, &Lower, TRUE);
ok_eq_hex(Status, STATUS_SUCCESS);
ok_eq_uint(Upper.Length, sizeof(WCHAR));
ok_eq_uint(Upper.MaximumLength, sizeof(WCHAR));
ok(Upper.Buffer != NULL, "Buffer = %p\n", Upper.Buffer);
ok_eq_hex(Upper.Buffer[0], 'A');
RtlFreeUnicodeString(&Upper);
RtlInitUnicodeString(&Lower, L"a");
RtlFillMemory(&Upper, sizeof(Upper), 0x55);
Status = RtlUpcaseUnicodeString(&Upper, &Lower, TRUE);
ok_eq_hex(Status, STATUS_SUCCESS);
ok_eq_uint(Upper.Length, sizeof(WCHAR));
ok_eq_uint(Upper.MaximumLength, sizeof(WCHAR));
ok(Upper.Buffer != NULL, "Buffer = %p\n", Upper.Buffer);
ok_eq_hex(Upper.Buffer[0], 'A');
RtlFreeUnicodeString(&Upper);
KmtFreeGuarded(Buffer);
}
START_TEST(RtlUnicodeString)
{
TestFindCharInUnicodeString();
TestUpcaseUnicodeString();
}