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Diffstat (limited to 'MdePkg/Test/UnitTest/Library/BaseSafeIntLib/TestBaseSafeIntLib.c')
| -rw-r--r-- | MdePkg/Test/UnitTest/Library/BaseSafeIntLib/TestBaseSafeIntLib.c | 3064 |
1 files changed, 3064 insertions, 0 deletions
diff --git a/MdePkg/Test/UnitTest/Library/BaseSafeIntLib/TestBaseSafeIntLib.c b/MdePkg/Test/UnitTest/Library/BaseSafeIntLib/TestBaseSafeIntLib.c new file mode 100644 index 000000000000..01ebde88ddc1 --- /dev/null +++ b/MdePkg/Test/UnitTest/Library/BaseSafeIntLib/TestBaseSafeIntLib.c @@ -0,0 +1,3064 @@ +/** @file + UEFI OS based application for unit testing the SafeIntLib. + + Copyright (c) Microsoft Corporation.<BR> + Copyright (c) 2018 - 2020, Intel Corporation. All rights reserved.<BR> + SPDX-License-Identifier: BSD-2-Clause-Patent + +**/ + +#include "TestBaseSafeIntLib.h" + +#define UNIT_TEST_NAME "Int Safe Lib Unit Test Application" +#define UNIT_TEST_VERSION "0.1" + +// +// Conversion function tests: +// +UNIT_TEST_STATUS +EFIAPI +TestSafeInt8ToUint8 ( + IN UNIT_TEST_CONTEXT Context + ) +{ + EFI_STATUS Status; + INT8 Operand; + UINT8 Result; + + // + // Positive UINT8 should result in just a cast + // + Operand = 0x5b; + Result = 0; + Status = SafeInt8ToUint8(Operand, &Result); + UT_ASSERT_NOT_EFI_ERROR(Status); + UT_ASSERT_EQUAL(0x5b, Result); + + // + // Negative number should result in an error status + // + Operand = (-56); + Status = SafeInt8ToUint8(Operand, &Result); + UT_ASSERT_EQUAL(RETURN_BUFFER_TOO_SMALL, Status); + + return UNIT_TEST_PASSED; +} + +UNIT_TEST_STATUS +EFIAPI +TestSafeInt8ToUint16 ( + IN UNIT_TEST_CONTEXT Context + ) +{ + EFI_STATUS Status; + INT8 Operand; + UINT16 Result; + + // + // Positive UINT8 should result in just a cast + // + Operand = 0x5b; + Result = 0; + Status = SafeInt8ToUint16(Operand, &Result); + UT_ASSERT_NOT_EFI_ERROR(Status); + UT_ASSERT_EQUAL(0x5b, Result); + + // + // Negative number should result in an error status + // + Operand = (-56); + Status = SafeInt8ToUint16(Operand, &Result); + UT_ASSERT_EQUAL(RETURN_BUFFER_TOO_SMALL, Status); + + return UNIT_TEST_PASSED; +} + +UNIT_TEST_STATUS +EFIAPI +TestSafeInt8ToUint32 ( + IN UNIT_TEST_CONTEXT Context + ) +{ + EFI_STATUS Status; + INT8 Operand; + UINT32 Result; + + // + // Positive UINT8 should result in just a cast + // + Operand = 0x5b; + Result = 0; + Status = SafeInt8ToUint32(Operand, &Result); + UT_ASSERT_NOT_EFI_ERROR(Status); + UT_ASSERT_EQUAL(0x5b, Result); + + // + // Negative number should result in an error status + // + Operand = (-56); + Status = SafeInt8ToUint32(Operand, &Result); + UT_ASSERT_EQUAL(RETURN_BUFFER_TOO_SMALL, Status); + + return UNIT_TEST_PASSED; +} + +UNIT_TEST_STATUS +EFIAPI +TestSafeInt8ToUintn ( + IN UNIT_TEST_CONTEXT Context + ) +{ + EFI_STATUS Status; + INT8 Operand; + UINTN Result; + + // + // Positive UINT8 should result in just a cast + // + Operand = 0x5b; + Result = 0; + Status = SafeInt8ToUintn(Operand, &Result); + UT_ASSERT_NOT_EFI_ERROR(Status); + UT_ASSERT_EQUAL(0x5b, Result); + + // + // Negative number should result in an error status + // + Operand = (-56); + Status = SafeInt8ToUintn(Operand, &Result); + UT_ASSERT_EQUAL(RETURN_BUFFER_TOO_SMALL, Status); + + return UNIT_TEST_PASSED; +} + +UNIT_TEST_STATUS +EFIAPI +TestSafeInt8ToUint64 ( + IN UNIT_TEST_CONTEXT Context + ) +{ + EFI_STATUS Status; + INT8 Operand; + UINT64 Result; + + // + // Positive UINT8 should result in just a cast + // + Operand = 0x5b; + Result = 0; + Status = SafeInt8ToUint64(Operand, &Result); + UT_ASSERT_NOT_EFI_ERROR(Status); + UT_ASSERT_EQUAL(0x5b, Result); + + // + // Negative number should result in an error status + // + Operand = (-56); + Status = SafeInt8ToUint64(Operand, &Result); + UT_ASSERT_EQUAL(RETURN_BUFFER_TOO_SMALL, Status); + + return UNIT_TEST_PASSED; +} + +UNIT_TEST_STATUS +EFIAPI +TestSafeUint8ToInt8 ( + IN UNIT_TEST_CONTEXT Context + ) +{ + EFI_STATUS Status; + UINT8 Operand; + INT8 Result; + + // + // Operand <= 0x7F (MAX_INT8) should result in a cast + // + Operand = 0x5b; + Result = 0; + Status = SafeUint8ToInt8(Operand, &Result); + UT_ASSERT_NOT_EFI_ERROR(Status); + UT_ASSERT_EQUAL(0x5b, Result); + + // + // Operand larger than 0x7f should result in an error status + // + Operand = 0xaf; + Status = SafeUint8ToInt8(Operand, &Result); + UT_ASSERT_EQUAL(RETURN_BUFFER_TOO_SMALL, Status); + + return UNIT_TEST_PASSED; +} + +UNIT_TEST_STATUS +EFIAPI +TestSafeUint8ToChar8 ( + IN UNIT_TEST_CONTEXT Context + ) +{ + EFI_STATUS Status; + UINT8 Operand; + CHAR8 Result; + + // + // CHAR8 is typedefed as char, which by default is signed, thus + // CHAR8 is same as INT8, so same tests as above: + // + + // + // Operand <= 0x7F (MAX_INT8) should result in a cast + // + Operand = 0x5b; + Result = 0; + Status = SafeUint8ToChar8(Operand, &Result); + UT_ASSERT_NOT_EFI_ERROR(Status); + UT_ASSERT_EQUAL(0x5b, Result); + + // + // Operand larger than 0x7f should result in an error status + // + Operand = 0xaf; + Status = SafeUint8ToChar8(Operand, &Result); + UT_ASSERT_EQUAL(RETURN_BUFFER_TOO_SMALL, Status); + + return UNIT_TEST_PASSED; +} + +UNIT_TEST_STATUS +EFIAPI +TestSafeInt16ToInt8 ( + IN UNIT_TEST_CONTEXT Context + ) +{ + EFI_STATUS Status; + INT16 Operand; + INT8 Result; + + // + // If Operand is between MIN_INT8 and MAX_INT8 inclusive, then it's a cast + // + Operand = 0x5b; + Result = 0; + Status = SafeInt16ToInt8(Operand, &Result); + UT_ASSERT_NOT_EFI_ERROR(Status); + UT_ASSERT_EQUAL(0x5b, Result); + + Operand = (-35); + Status = SafeInt16ToInt8(Operand, &Result); + UT_ASSERT_NOT_EFI_ERROR(Status); + UT_ASSERT_EQUAL((-35), Result); + + // + // Otherwise should result in an error status + // + Operand = 0x1234; + Status = SafeInt16ToInt8(Operand, &Result); + UT_ASSERT_EQUAL(RETURN_BUFFER_TOO_SMALL, Status); + + Operand = (-17835); + Status = SafeInt16ToInt8(Operand, &Result); + UT_ASSERT_EQUAL(RETURN_BUFFER_TOO_SMALL, Status); + + return UNIT_TEST_PASSED; +} + +UNIT_TEST_STATUS +EFIAPI +TestSafeInt16ToChar8 ( + IN UNIT_TEST_CONTEXT Context + ) +{ + EFI_STATUS Status; + INT16 Operand; + CHAR8 Result; + + // + // CHAR8 is typedefed as char, which may be signed or unsigned based + // on the compiler. Thus, for compatibility CHAR8 should be between 0 and MAX_INT8. + // + + // + // If Operand is between 0 and MAX_INT8 inclusive, then it's a cast + // + Operand = 0x5b; + Result = 0; + Status = SafeInt16ToChar8(Operand, &Result); + UT_ASSERT_NOT_EFI_ERROR(Status); + UT_ASSERT_EQUAL(0x5b, Result); + + Operand = 0; + Result = 0; + Status = SafeInt16ToChar8(Operand, &Result); + UT_ASSERT_NOT_EFI_ERROR(Status); + UT_ASSERT_EQUAL(0, Result); + + Operand = MAX_INT8; + Result = 0; + Status = SafeInt16ToChar8(Operand, &Result); + UT_ASSERT_NOT_EFI_ERROR(Status); + UT_ASSERT_EQUAL(MAX_INT8, Result); + + // + // Otherwise should result in an error status + // + Operand = (-35); + Status = SafeInt16ToChar8(Operand, &Result); + UT_ASSERT_EQUAL(RETURN_BUFFER_TOO_SMALL, Status); + + Operand = 0x1234; + Status = SafeInt16ToChar8(Operand, &Result); + UT_ASSERT_EQUAL(RETURN_BUFFER_TOO_SMALL, Status); + + Operand = (-17835); + Status = SafeInt16ToChar8(Operand, &Result); + UT_ASSERT_EQUAL(RETURN_BUFFER_TOO_SMALL, Status); + + return UNIT_TEST_PASSED; +} + +UNIT_TEST_STATUS +EFIAPI +TestSafeInt16ToUint8 ( + IN UNIT_TEST_CONTEXT Context + ) +{ + EFI_STATUS Status; + INT16 Operand; + UINT8 Result; + + // + // If Operand is between 0 and MAX_INT8 inclusive, then it's a cast + // + Operand = 0x5b; + Result = 0; + Status = SafeInt16ToUint8(Operand, &Result); + UT_ASSERT_NOT_EFI_ERROR(Status); + UT_ASSERT_EQUAL(0x5b, Result); + + // + // Otherwise should result in an error status + // + Operand = 0x1234; + Status = SafeInt16ToUint8(Operand, &Result); + UT_ASSERT_EQUAL(RETURN_BUFFER_TOO_SMALL, Status); + + Operand = (-17835); + Status = SafeInt16ToUint8(Operand, &Result); + UT_ASSERT_EQUAL(RETURN_BUFFER_TOO_SMALL, Status); + + return UNIT_TEST_PASSED; +} + +UNIT_TEST_STATUS +EFIAPI +TestSafeInt16ToUint16 ( + IN UNIT_TEST_CONTEXT Context + ) +{ + EFI_STATUS Status; + INT16 Operand = 0x5b5b; + UINT16 Result = 0; + + // + // If Operand is non-negative, then it's a cast + // + Status = SafeInt16ToUint16(Operand, &Result); + UT_ASSERT_NOT_EFI_ERROR(Status); + UT_ASSERT_EQUAL(0x5b5b, Result); + + // + // Otherwise should result in an error status + // + Operand = (-17835); + Status = SafeInt16ToUint16(Operand, &Result); + UT_ASSERT_EQUAL(RETURN_BUFFER_TOO_SMALL, Status); + + return UNIT_TEST_PASSED; +} + +UNIT_TEST_STATUS +EFIAPI +TestSafeInt16ToUint32 ( + IN UNIT_TEST_CONTEXT Context + ) +{ + EFI_STATUS Status; + INT16 Operand; + UINT32 Result; + + // + // If Operand is non-negative, then it's a cast + // + Operand = 0x5b5b; + Result = 0; + Status = SafeInt16ToUint32(Operand, &Result); + UT_ASSERT_NOT_EFI_ERROR(Status); + UT_ASSERT_EQUAL(0x5b5b, Result); + + // + // Otherwise should result in an error status + // + Operand = (-17835); + Status = SafeInt16ToUint32(Operand, &Result); + UT_ASSERT_EQUAL(RETURN_BUFFER_TOO_SMALL, Status); + + return UNIT_TEST_PASSED; +} + +UNIT_TEST_STATUS +EFIAPI +TestSafeInt16ToUintn ( + IN UNIT_TEST_CONTEXT Context + ) +{ + EFI_STATUS Status; + INT16 Operand; + UINTN Result; + + // + // If Operand is non-negative, then it's a cast + // + Operand = 0x5b5b; + Result = 0; + Status = SafeInt16ToUintn(Operand, &Result); + UT_ASSERT_NOT_EFI_ERROR(Status); + UT_ASSERT_EQUAL(0x5b5b, Result); + + // + // Otherwise should result in an error status + // + Operand = (-17835); + Status = SafeInt16ToUintn(Operand, &Result); + UT_ASSERT_EQUAL(RETURN_BUFFER_TOO_SMALL, Status); + + return UNIT_TEST_PASSED; +} + +UNIT_TEST_STATUS +EFIAPI +TestSafeInt16ToUint64 ( + IN UNIT_TEST_CONTEXT Context + ) +{ + EFI_STATUS Status; + INT16 Operand; + UINT64 Result; + + // + // If Operand is non-negative, then it's a cast + // + Operand = 0x5b5b; + Result = 0; + Status = SafeInt16ToUint64(Operand, &Result); + UT_ASSERT_NOT_EFI_ERROR(Status); + UT_ASSERT_EQUAL(0x5b5b, Result); + + // + // Otherwise should result in an error status + // + Operand = (-17835); + Status = SafeInt16ToUint64(Operand, &Result); + UT_ASSERT_EQUAL(RETURN_BUFFER_TOO_SMALL, Status); + + return UNIT_TEST_PASSED; +} + +UNIT_TEST_STATUS +EFIAPI +TestSafeUint16ToInt8 ( + IN UNIT_TEST_CONTEXT Context + ) +{ + EFI_STATUS Status; + UINT16 Operand; + INT8 Result; + + // + // If Operand is <= MAX_INT8, it's a cast + // + Operand = 0x5b; + Result = 0; + Status = SafeUint16ToInt8(Operand, &Result); + UT_ASSERT_NOT_EFI_ERROR(Status); + UT_ASSERT_EQUAL(0x5b, Result); + + // + // Otherwise should result in an error status + // + Operand = (0x5b5b); + Status = SafeUint16ToInt8(Operand, &Result); + UT_ASSERT_EQUAL(RETURN_BUFFER_TOO_SMALL, Status); + + return UNIT_TEST_PASSED; +} + +UNIT_TEST_STATUS +EFIAPI +TestSafeUint16ToChar8 ( + IN UNIT_TEST_CONTEXT Context + ) +{ + EFI_STATUS Status; + UINT16 Operand; + CHAR8 Result; + + // CHAR8 is typedefed as char, which by default is signed, thus + // CHAR8 is same as INT8, so same tests as above: + + // + // If Operand is <= MAX_INT8, it's a cast + // + Operand = 0x5b; + Result = 0; + Status = SafeUint16ToChar8(Operand, &Result); + UT_ASSERT_NOT_EFI_ERROR(Status); + UT_ASSERT_EQUAL(0x5b, Result); + + // + // Otherwise should result in an error status + // + Operand = (0x5b5b); + Status = SafeUint16ToChar8(Operand, &Result); + UT_ASSERT_EQUAL(RETURN_BUFFER_TOO_SMALL, Status); + + return UNIT_TEST_PASSED; +} + +UNIT_TEST_STATUS +EFIAPI +TestSafeUint16ToUint8 ( + IN UNIT_TEST_CONTEXT Context + ) +{ + EFI_STATUS Status; + UINT16 Operand; + UINT8 Result; + + // + // If Operand is <= MAX_UINT8 (0xff), it's a cast + // + Operand = 0xab; + Result = 0; + Status = SafeUint16ToUint8(Operand, &Result); + UT_ASSERT_NOT_EFI_ERROR(Status); + UT_ASSERT_EQUAL(0xab, Result); + + // + // Otherwise should result in an error status + // + Operand = (0x5b5b); + Status = SafeUint16ToUint8(Operand, &Result); + UT_ASSERT_EQUAL(RETURN_BUFFER_TOO_SMALL, Status); + + return UNIT_TEST_PASSED; +} + +UNIT_TEST_STATUS +EFIAPI +TestSafeUint16ToInt16 ( + IN UNIT_TEST_CONTEXT Context + ) +{ + EFI_STATUS Status; + UINT16 Operand; + INT16 Result; + + // + // If Operand is <= MAX_INT16 (0x7fff), it's a cast + // + Operand = 0x5b5b; + Result = 0; + Status = SafeUint16ToInt16(Operand, &Result); + UT_ASSERT_NOT_EFI_ERROR(Status); + UT_ASSERT_EQUAL(0x5b5b, Result); + + // + // Otherwise should result in an error status + // + Operand = (0xabab); + Status = SafeUint16ToInt16(Operand, &Result); + UT_ASSERT_EQUAL(RETURN_BUFFER_TOO_SMALL, Status); + + return UNIT_TEST_PASSED; +} + +UNIT_TEST_STATUS +EFIAPI +TestSafeInt32ToInt8 ( + IN UNIT_TEST_CONTEXT Context + ) +{ + EFI_STATUS Status; + INT32 Operand; + INT8 Result; + + // + // If Operand is between MIN_INT8 and MAX_INT8 inclusive, then it's a cast + // + Operand = 0x5b; + Result = 0; + Status = SafeInt32ToInt8(Operand, &Result); + UT_ASSERT_NOT_EFI_ERROR(Status); + UT_ASSERT_EQUAL(0x5b, Result); + + Operand = (-57); + Status = SafeInt32ToInt8(Operand, &Result); + UT_ASSERT_NOT_EFI_ERROR(Status); + UT_ASSERT_EQUAL((-57), Result); + + // + // Otherwise should result in an error status + // + Operand = (0x5bababab); + Status = SafeInt32ToInt8(Operand, &Result); + UT_ASSERT_EQUAL(RETURN_BUFFER_TOO_SMALL, Status); + + Operand = (-1537977259); + Status = SafeInt32ToInt8(Operand, &Result); + UT_ASSERT_EQUAL(RETURN_BUFFER_TOO_SMALL, Status); + + return UNIT_TEST_PASSED; +} + +UNIT_TEST_STATUS +EFIAPI +TestSafeInt32ToChar8 ( + IN UNIT_TEST_CONTEXT Context + ) +{ + EFI_STATUS Status; + INT32 Operand; + CHAR8 Result; + + // + // CHAR8 is typedefed as char, which may be signed or unsigned based + // on the compiler. Thus, for compatibility CHAR8 should be between 0 and MAX_INT8. + // + + // + // If Operand is between 0 and MAX_INT8 inclusive, then it's a cast + // + Operand = 0x5b; + Result = 0; + Status = SafeInt32ToChar8(Operand, &Result); + UT_ASSERT_NOT_EFI_ERROR(Status); + UT_ASSERT_EQUAL(0x5b, Result); + + Operand = 0; + Result = 0; + Status = SafeInt32ToChar8(Operand, &Result); + UT_ASSERT_NOT_EFI_ERROR(Status); + UT_ASSERT_EQUAL(0, Result); + + Operand = MAX_INT8; + Result = 0; + Status = SafeInt32ToChar8(Operand, &Result); + UT_ASSERT_NOT_EFI_ERROR(Status); + UT_ASSERT_EQUAL(MAX_INT8, Result); + + // + // Otherwise should result in an error status + // + Operand = (-57); + Status = SafeInt32ToChar8(Operand, &Result); + UT_ASSERT_EQUAL(RETURN_BUFFER_TOO_SMALL, Status); + + Operand = (0x5bababab); + Status = SafeInt32ToChar8(Operand, &Result); + UT_ASSERT_EQUAL(RETURN_BUFFER_TOO_SMALL, Status); + + Operand = (-1537977259); + Status = SafeInt32ToChar8(Operand, &Result); + UT_ASSERT_EQUAL(RETURN_BUFFER_TOO_SMALL, Status); + + return UNIT_TEST_PASSED; +} + +UNIT_TEST_STATUS +EFIAPI +TestSafeInt32ToUint8 ( + IN UNIT_TEST_CONTEXT Context + ) +{ + EFI_STATUS Status; + INT32 Operand; + UINT8 Result; + + // + // If Operand is between 0 and MAX_INT8 inclusive, then it's a cast + // + Operand = 0x5b; + Result = 0; + Status = SafeInt32ToUint8(Operand, &Result); + UT_ASSERT_NOT_EFI_ERROR(Status); + UT_ASSERT_EQUAL(0x5b, Result); + + // + // Otherwise should result in an error status + // + Operand = (-57); + Status = SafeInt32ToUint8(Operand, &Result); + UT_ASSERT_EQUAL(RETURN_BUFFER_TOO_SMALL, Status); + + Operand = (0x5bababab); + Status = SafeInt32ToUint8(Operand, &Result); + UT_ASSERT_EQUAL(RETURN_BUFFER_TOO_SMALL, Status); + + Operand = (-1537977259); + Status = SafeInt32ToUint8(Operand, &Result); + UT_ASSERT_EQUAL(RETURN_BUFFER_TOO_SMALL, Status); + + return UNIT_TEST_PASSED; +} + +UNIT_TEST_STATUS +EFIAPI +TestSafeInt32ToInt16 ( + IN UNIT_TEST_CONTEXT Context + ) +{ + EFI_STATUS Status; + INT32 Operand; + INT16 Result; + + // + // If Operand is between MIN_INT16 and MAX_INT16 inclusive, then it's a cast + // + Operand = 0x5b5b; + Result = 0; + Status = SafeInt32ToInt16(Operand, &Result); + UT_ASSERT_NOT_EFI_ERROR(Status); + UT_ASSERT_EQUAL(0x5b5b, Result); + + Operand = (-17857); + Status = SafeInt32ToInt16(Operand, &Result); + UT_ASSERT_NOT_EFI_ERROR(Status); + UT_ASSERT_EQUAL((-17857), Result); + + // + // Otherwise should result in an error status + // + Operand = (0x5bababab); + Status = SafeInt32ToInt16(Operand, &Result); + UT_ASSERT_EQUAL(RETURN_BUFFER_TOO_SMALL, Status); + + Operand = (-1537977259); + Status = SafeInt32ToInt16(Operand, &Result); + UT_ASSERT_EQUAL(RETURN_BUFFER_TOO_SMALL, Status); + + return UNIT_TEST_PASSED; +} + +UNIT_TEST_STATUS +EFIAPI +TestSafeInt32ToUint16 ( + IN UNIT_TEST_CONTEXT Context + ) +{ + EFI_STATUS Status; + INT32 Operand; + UINT16 Result; + + // + // If Operand is between 0 and MAX_UINT16 inclusive, then it's a cast + // + Operand = 0xabab; + Result = 0; + Status = SafeInt32ToUint16(Operand, &Result); + UT_ASSERT_NOT_EFI_ERROR(Status); + UT_ASSERT_EQUAL(0xabab, Result); + + // + // Otherwise should result in an error status + // + Operand = (-17857); + Status = SafeInt32ToUint16(Operand, &Result); + UT_ASSERT_EQUAL(RETURN_BUFFER_TOO_SMALL, Status); + + Operand = (0x5bababab); + Status = SafeInt32ToUint16(Operand, &Result); + UT_ASSERT_EQUAL(RETURN_BUFFER_TOO_SMALL, Status); + + Operand = (-1537977259); + Status = SafeInt32ToUint16(Operand, &Result); + UT_ASSERT_EQUAL(RETURN_BUFFER_TOO_SMALL, Status); + + return UNIT_TEST_PASSED; +} + +UNIT_TEST_STATUS +EFIAPI +TestSafeInt32ToUint32 ( + IN UNIT_TEST_CONTEXT Context + ) +{ + EFI_STATUS Status; + INT32 Operand; + UINT32 Result; + + // + // If Operand is non-negative, then it's a cast + // + Operand = 0x5bababab; + Result = 0; + Status = SafeInt32ToUint32(Operand, &Result); + UT_ASSERT_NOT_EFI_ERROR(Status); + UT_ASSERT_EQUAL(0x5bababab, Result); + + // + // Otherwise should result in an error status + // + Operand = (-1537977259); + Status = SafeInt32ToUint32(Operand, &Result); + UT_ASSERT_EQUAL(RETURN_BUFFER_TOO_SMALL, Status); + + return UNIT_TEST_PASSED; +} + +UNIT_TEST_STATUS +EFIAPI +TestSafeInt32ToUint64 ( + IN UNIT_TEST_CONTEXT Context + ) +{ + EFI_STATUS Status; + INT32 Operand; + UINT64 Result; + + // + // If Operand is non-negative, then it's a cast + // + Operand = 0x5bababab; + Result = 0; + Status = SafeInt32ToUint64(Operand, &Result); + UT_ASSERT_NOT_EFI_ERROR(Status); + UT_ASSERT_EQUAL(0x5bababab, Result); + + // + // Otherwise should result in an error status + // + Operand = (-1537977259); + Status = SafeInt32ToUint64(Operand, &Result); + UT_ASSERT_EQUAL(RETURN_BUFFER_TOO_SMALL, Status); + + return UNIT_TEST_PASSED; +} + +UNIT_TEST_STATUS +EFIAPI +TestSafeUint32ToInt8 ( + IN UNIT_TEST_CONTEXT Context + ) +{ + EFI_STATUS Status; + UINT32 Operand; + INT8 Result; + + // + // If Operand is <= MAX_INT8, then it's a cast + // + Operand = 0x5b; + Result = 0; + Status = SafeUint32ToInt8(Operand, &Result); + UT_ASSERT_NOT_EFI_ERROR(Status); + UT_ASSERT_EQUAL(0x5b, Result); + + // + // Otherwise should result in an error status + // + Operand = (0x5bababab); + Status = SafeUint32ToInt8(Operand, &Result); + UT_ASSERT_EQUAL(RETURN_BUFFER_TOO_SMALL, Status); + + return UNIT_TEST_PASSED; +} + +UNIT_TEST_STATUS +EFIAPI +TestSafeUint32ToChar8 ( + IN UNIT_TEST_CONTEXT Context + ) +{ + EFI_STATUS Status; + UINT32 Operand; + CHAR8 Result; + + // CHAR8 is typedefed as char, which by default is signed, thus + // CHAR8 is same as INT8, so same tests as above: + + // + // If Operand is <= MAX_INT8, then it's a cast + // + Operand = 0x5b; + Result = 0; + Status = SafeUint32ToChar8(Operand, &Result); + UT_ASSERT_NOT_EFI_ERROR(Status); + UT_ASSERT_EQUAL(0x5b, Result); + + // + // Otherwise should result in an error status + // + Operand = (0x5bababab); + Status = SafeUint32ToChar8(Operand, &Result); + UT_ASSERT_EQUAL(RETURN_BUFFER_TOO_SMALL, Status); + + return UNIT_TEST_PASSED; +} + +UNIT_TEST_STATUS +EFIAPI +TestSafeUint32ToUint8 ( + IN UNIT_TEST_CONTEXT Context + ) +{ + EFI_STATUS Status; + UINT32 Operand; + UINT8 Result; + + // + // If Operand is <= MAX_UINT8, then it's a cast + // + Operand = 0xab; + Result = 0; + Status = SafeUint32ToUint8(Operand, &Result); + UT_ASSERT_NOT_EFI_ERROR(Status); + UT_ASSERT_EQUAL(0xab, Result); + + // + // Otherwise should result in an error status + // + Operand = (0xabababab); + Status = SafeUint32ToUint8(Operand, &Result); + UT_ASSERT_EQUAL(RETURN_BUFFER_TOO_SMALL, Status); + + return UNIT_TEST_PASSED; +} + +UNIT_TEST_STATUS +EFIAPI +TestSafeUint32ToInt16 ( + IN UNIT_TEST_CONTEXT Context + ) +{ + EFI_STATUS Status; + UINT32 Operand; + INT16 Result; + + // + // If Operand is <= MAX_INT16, then it's a cast + // + Operand = 0x5bab; + Result = 0; + Status = SafeUint32ToInt16(Operand, &Result); + UT_ASSERT_NOT_EFI_ERROR(Status); + UT_ASSERT_EQUAL(0x5bab, Result); + + // + // Otherwise should result in an error status + // + Operand = (0xabababab); + Status = SafeUint32ToInt16(Operand, &Result); + UT_ASSERT_EQUAL(RETURN_BUFFER_TOO_SMALL, Status); + + return UNIT_TEST_PASSED; +} + +UNIT_TEST_STATUS +EFIAPI +TestSafeUint32ToUint16 ( + IN UNIT_TEST_CONTEXT Context + ) +{ + EFI_STATUS Status; + UINT32 Operand; + UINT16 Result; + + // + // If Operand is <= MAX_UINT16, then it's a cast + // + Operand = 0xabab; + Result = 0; + Status = SafeUint32ToUint16(Operand, &Result); + UT_ASSERT_NOT_EFI_ERROR(Status); + UT_ASSERT_EQUAL(0xabab, Result); + + // + // Otherwise should result in an error status + // + Operand = (0xabababab); + Status = SafeUint32ToUint16(Operand, &Result); + UT_ASSERT_EQUAL(RETURN_BUFFER_TOO_SMALL, Status); + + return UNIT_TEST_PASSED; +} + +UNIT_TEST_STATUS +EFIAPI +TestSafeUint32ToInt32 ( + IN UNIT_TEST_CONTEXT Context + ) +{ + EFI_STATUS Status; + UINT32 Operand; + INT32 Result; + + // + // If Operand is <= MAX_INT32, then it's a cast + // + Operand = 0x5bababab; + Result = 0; + Status = SafeUint32ToInt32(Operand, &Result); + UT_ASSERT_NOT_EFI_ERROR(Status); + UT_ASSERT_EQUAL(0x5bababab, Result); + + // + // Otherwise should result in an error status + // + Operand = (0xabababab); + Status = SafeUint32ToInt32(Operand, &Result); + UT_ASSERT_EQUAL(RETURN_BUFFER_TOO_SMALL, Status); + + return UNIT_TEST_PASSED; +} + +UNIT_TEST_STATUS +EFIAPI +TestSafeIntnToInt8 ( + IN UNIT_TEST_CONTEXT Context + ) +{ + EFI_STATUS Status; + INTN Operand; + INT8 Result; + + // + // If Operand is between MIN_INT8 and MAX_INT8 inclusive, then it's a cast + // + Operand = 0x5b; + Result = 0; + Status = SafeIntnToInt8(Operand, &Result); + UT_ASSERT_NOT_EFI_ERROR(Status); + UT_ASSERT_EQUAL(0x5b, Result); + + Operand = (-53); + Status = SafeIntnToInt8(Operand, &Result); + UT_ASSERT_NOT_EFI_ERROR(Status); + UT_ASSERT_EQUAL((-53), Result); + + // + // Otherwise should result in an error status + // + Operand = (0x5bababab); + Status = SafeIntnToInt8(Operand, &Result); + UT_ASSERT_EQUAL(RETURN_BUFFER_TOO_SMALL, Status); + + Operand = (-1537977259); + Status = SafeIntnToInt8(Operand, &Result); + UT_ASSERT_EQUAL(RETURN_BUFFER_TOO_SMALL, Status); + + return UNIT_TEST_PASSED; +} + +UNIT_TEST_STATUS +EFIAPI +TestSafeIntnToChar8 ( + IN UNIT_TEST_CONTEXT Context + ) +{ + EFI_STATUS Status; + INTN Operand; + CHAR8 Result; + + // + // CHAR8 is typedefed as char, which may be signed or unsigned based + // on the compiler. Thus, for compatibility CHAR8 should be between 0 and MAX_INT8. + // + + // + // If Operand is between MIN_INT8 and MAX_INT8 inclusive, then it's a cast + // + Operand = 0x5b; + Result = 0; + Status = SafeIntnToChar8(Operand, &Result); + UT_ASSERT_NOT_EFI_ERROR(Status); + UT_ASSERT_EQUAL(0x5b, Result); + + Operand = 0; + Result = 0; + Status = SafeIntnToChar8(Operand, &Result); + UT_ASSERT_NOT_EFI_ERROR(Status); + UT_ASSERT_EQUAL(0, Result); + + Operand = MAX_INT8; + Result = 0; + Status = SafeIntnToChar8(Operand, &Result); + UT_ASSERT_NOT_EFI_ERROR(Status); + UT_ASSERT_EQUAL(MAX_INT8, Result); + + // + // Otherwise should result in an error status + // + Operand = (-53); + Status = SafeIntnToChar8(Operand, &Result); + UT_ASSERT_EQUAL(RETURN_BUFFER_TOO_SMALL, Status); + + Operand = (0x5bababab); + Status = SafeIntnToChar8(Operand, &Result); + UT_ASSERT_EQUAL(RETURN_BUFFER_TOO_SMALL, Status); + + Operand = (-1537977259); + Status = SafeIntnToChar8(Operand, &Result); + UT_ASSERT_EQUAL(RETURN_BUFFER_TOO_SMALL, Status); + + return UNIT_TEST_PASSED; +} + +UNIT_TEST_STATUS +EFIAPI +TestSafeIntnToUint8 ( + IN UNIT_TEST_CONTEXT Context + ) +{ + EFI_STATUS Status; + INTN Operand; + UINT8 Result; + + // + // If Operand is between 0 and MAX_UINT8 inclusive, then it's a cast + // + Operand = 0xab; + Result = 0; + Status = SafeIntnToUint8(Operand, &Result); + UT_ASSERT_NOT_EFI_ERROR(Status); + UT_ASSERT_EQUAL(0xab, Result); + + // + // Otherwise should result in an error status + // + Operand = (0x5bababab); + Status = SafeIntnToUint8(Operand, &Result); + UT_ASSERT_EQUAL(RETURN_BUFFER_TOO_SMALL, Status); + + Operand = (-1537977259); + Status = SafeIntnToUint8(Operand, &Result); + UT_ASSERT_EQUAL(RETURN_BUFFER_TOO_SMALL, Status); + + return UNIT_TEST_PASSED; +} + +UNIT_TEST_STATUS +EFIAPI +TestSafeIntnToInt16 ( + IN UNIT_TEST_CONTEXT Context + ) +{ + EFI_STATUS Status; + INTN Operand; + INT16 Result; + + // + // If Operand is between MIN_INT16 and MAX_INT16 inclusive, then it's a cast + // + Operand = 0x5bab; + Result = 0; + Status = SafeIntnToInt16(Operand, &Result); + UT_ASSERT_NOT_EFI_ERROR(Status); + UT_ASSERT_EQUAL(0x5bab, Result); + + Operand = (-23467); + Status = SafeIntnToInt16(Operand, &Result); + UT_ASSERT_NOT_EFI_ERROR(Status); + UT_ASSERT_EQUAL((-23467), Result); + + // + // Otherwise should result in an error status + // + Operand = (0x5bababab); + Status = SafeIntnToInt16(Operand, &Result); + UT_ASSERT_EQUAL(RETURN_BUFFER_TOO_SMALL, Status); + + Operand = (-1537977259); + Status = SafeIntnToInt16(Operand, &Result); + UT_ASSERT_EQUAL(RETURN_BUFFER_TOO_SMALL, Status); + + return UNIT_TEST_PASSED; +} + +UNIT_TEST_STATUS +EFIAPI +TestSafeIntnToUint16 ( + IN UNIT_TEST_CONTEXT Context + ) +{ + EFI_STATUS Status; + INTN Operand; + UINT16 Result; + + // + // If Operand is between 0 and MAX_UINT16 inclusive, then it's a cast + // + Operand = 0xabab; + Result = 0; + Status = SafeIntnToUint16(Operand, &Result); + UT_ASSERT_NOT_EFI_ERROR(Status); + UT_ASSERT_EQUAL(0xabab, Result); + + // + // Otherwise should result in an error status + // + Operand = (0x5bababab); + Status = SafeIntnToUint16(Operand, &Result); + UT_ASSERT_EQUAL(RETURN_BUFFER_TOO_SMALL, Status); + + Operand = (-1537977259); + Status = SafeIntnToUint16(Operand, &Result); + UT_ASSERT_EQUAL(RETURN_BUFFER_TOO_SMALL, Status); + + return UNIT_TEST_PASSED; +} + +UNIT_TEST_STATUS +EFIAPI +TestSafeIntnToUintn ( + IN UNIT_TEST_CONTEXT Context + ) +{ + EFI_STATUS Status; + INTN Operand; + UINTN Result; + + // + // If Operand is non-negative, then it's a cast + // + Operand = 0x5bababab; + Result = 0; + Status = SafeIntnToUintn(Operand, &Result); + UT_ASSERT_NOT_EFI_ERROR(Status); + UT_ASSERT_EQUAL(0x5bababab, Result); + + // + // Otherwise should result in an error status + // + Operand = (-1537977259); + Status = SafeIntnToUintn(Operand, &Result); + UT_ASSERT_EQUAL(RETURN_BUFFER_TOO_SMALL, Status); + + return UNIT_TEST_PASSED; +} + +UNIT_TEST_STATUS +EFIAPI +TestSafeIntnToUint64 ( + IN UNIT_TEST_CONTEXT Context + ) +{ + EFI_STATUS Status; + INTN Operand; + UINT64 Result; + + // + // If Operand is non-negative, then it's a cast + // + Operand = 0x5bababab; + Result = 0; + Status = SafeIntnToUint64(Operand, &Result); + UT_ASSERT_NOT_EFI_ERROR(Status); + UT_ASSERT_EQUAL(0x5bababab, Result); + + // + // Otherwise should result in an error status + // + Operand = (-1537977259); + Status = SafeIntnToUint64(Operand, &Result); + UT_ASSERT_EQUAL(RETURN_BUFFER_TOO_SMALL, Status); + + return UNIT_TEST_PASSED; +} + +UNIT_TEST_STATUS +EFIAPI +TestSafeUintnToInt8 ( + IN UNIT_TEST_CONTEXT Context + ) +{ + EFI_STATUS Status; + UINTN Operand; + INT8 Result; + + // + // If Operand is <= MAX_INT8, then it's a cast + // + Operand = 0x5b; + Result = 0; + Status = SafeUintnToInt8(Operand, &Result); + UT_ASSERT_NOT_EFI_ERROR(Status); + UT_ASSERT_EQUAL(0x5b, Result); + + // + // Otherwise should result in an error status + // + Operand = (0xabab); + Status = SafeUintnToInt8(Operand, &Result); + UT_ASSERT_EQUAL(RETURN_BUFFER_TOO_SMALL, Status); + + return UNIT_TEST_PASSED; +} + +UNIT_TEST_STATUS +EFIAPI +TestSafeUintnToChar8 ( + IN UNIT_TEST_CONTEXT Context + ) +{ + EFI_STATUS Status; + UINTN Operand; + CHAR8 Result; + + // CHAR8 is typedefed as char, which by default is signed, thus + // CHAR8 is same as INT8, so same tests as above: + + // + // If Operand is <= MAX_INT8, then it's a cast + // + Operand = 0x5b; + Result = 0; + Status = SafeUintnToChar8(Operand, &Result); + UT_ASSERT_NOT_EFI_ERROR(Status); + UT_ASSERT_EQUAL(0x5b, Result); + + // + // Otherwise should result in an error status + // + Operand = (0xabab); + Status = SafeUintnToChar8(Operand, &Result); + UT_ASSERT_EQUAL(RETURN_BUFFER_TOO_SMALL, Status); + + return UNIT_TEST_PASSED; +} + +UNIT_TEST_STATUS +EFIAPI +TestSafeUintnToUint8 ( + IN UNIT_TEST_CONTEXT Context + ) +{ + EFI_STATUS Status; + UINTN Operand; + UINT8 Result; + + // + // If Operand is <= MAX_UINT8, then it's a cast + // + Operand = 0xab; + Result = 0; + Status = SafeUintnToUint8(Operand, &Result); + UT_ASSERT_NOT_EFI_ERROR(Status); + UT_ASSERT_EQUAL(0xab, Result); + + // + // Otherwise should result in an error status + // + Operand = (0xabab); + Status = SafeUintnToUint8(Operand, &Result); + UT_ASSERT_EQUAL(RETURN_BUFFER_TOO_SMALL, Status); + + return UNIT_TEST_PASSED; +} + +UNIT_TEST_STATUS +EFIAPI +TestSafeUintnToInt16 ( + IN UNIT_TEST_CONTEXT Context + ) +{ + EFI_STATUS Status; + UINTN Operand; + INT16 Result; + + // + // If Operand is <= MAX_INT16, then it's a cast + // + Operand = 0x5bab; + Result = 0; + Status = SafeUintnToInt16(Operand, &Result); + UT_ASSERT_NOT_EFI_ERROR(Status); + UT_ASSERT_EQUAL(0x5bab, Result); + + // + // Otherwise should result in an error status + // + Operand = (0xabab); + Status = SafeUintnToInt16(Operand, &Result); + UT_ASSERT_EQUAL(RETURN_BUFFER_TOO_SMALL, Status); + + return UNIT_TEST_PASSED; +} + +UNIT_TEST_STATUS +EFIAPI +TestSafeUintnToUint16 ( + IN UNIT_TEST_CONTEXT Context + ) +{ + EFI_STATUS Status; + UINTN Operand; + UINT16 Result; + + // + // If Operand is <= MAX_UINT16, then it's a cast + // + Operand = 0xabab; + Result = 0; + Status = SafeUintnToUint16(Operand, &Result); + UT_ASSERT_NOT_EFI_ERROR(Status); + UT_ASSERT_EQUAL(0xabab, Result); + + // + // Otherwise should result in an error status + // + Operand = (0xabababab); + Status = SafeUintnToUint16(Operand, &Result); + UT_ASSERT_EQUAL(RETURN_BUFFER_TOO_SMALL, Status); + + return UNIT_TEST_PASSED; +} + +UNIT_TEST_STATUS +EFIAPI +TestSafeUintnToInt32 ( + IN UNIT_TEST_CONTEXT Context + ) +{ + EFI_STATUS Status; + UINTN Operand; + INT32 Result; + + // + // If Operand is <= MAX_INT32, then it's a cast + // + Operand = 0x5bababab; + Result = 0; + Status = SafeUintnToInt32(Operand, &Result); + UT_ASSERT_NOT_EFI_ERROR(Status); + UT_ASSERT_EQUAL(0x5bababab, Result); + + // + // Otherwise should result in an error status + // + Operand = (0xabababab); + Status = SafeUintnToInt32(Operand, &Result); + UT_ASSERT_EQUAL(RETURN_BUFFER_TOO_SMALL, Status); + + return UNIT_TEST_PASSED; +} + +UNIT_TEST_STATUS +EFIAPI +TestSafeInt64ToInt8 ( + IN UNIT_TEST_CONTEXT Context + ) +{ + EFI_STATUS Status; + INT64 Operand; + INT8 Result; + + // + // If Operand is between MIN_INT8 and MAX_INT8 inclusive, then it's a cast + // + Operand = 0x5b; + Result = 0; + Status = SafeInt64ToInt8(Operand, &Result); + UT_ASSERT_NOT_EFI_ERROR(Status); + UT_ASSERT_EQUAL(0x5b, Result); + + Operand = (-37); + Status = SafeInt64ToInt8(Operand, &Result); + UT_ASSERT_NOT_EFI_ERROR(Status); + UT_ASSERT_EQUAL((-37), Result); + + // + // Otherwise should result in an error status + // + Operand = (0x5babababefefefef); + Status = SafeInt64ToInt8(Operand, &Result); + UT_ASSERT_EQUAL(RETURN_BUFFER_TOO_SMALL, Status); + + Operand = (-6605562033422200815); + Status = SafeInt64ToInt8(Operand, &Result); + UT_ASSERT_EQUAL(RETURN_BUFFER_TOO_SMALL, Status); + + return UNIT_TEST_PASSED; +} + +UNIT_TEST_STATUS +EFIAPI +TestSafeInt64ToChar8 ( + IN UNIT_TEST_CONTEXT Context + ) +{ + EFI_STATUS Status; + INT64 Operand; + CHAR8 Result; + + // + // CHAR8 is typedefed as char, which may be signed or unsigned based + // on the compiler. Thus, for compatibility CHAR8 should be between 0 and MAX_INT8. + // + + // + // If Operand is between MIN_INT8 and MAX_INT8 inclusive, then it's a cast + // + Operand = 0x5b; + Result = 0; + Status = SafeInt64ToChar8(Operand, &Result); + UT_ASSERT_NOT_EFI_ERROR(Status); + UT_ASSERT_EQUAL(0x5b, Result); + + Operand = 0; + Result = 0; + Status = SafeInt64ToChar8(Operand, &Result); + UT_ASSERT_NOT_EFI_ERROR(Status); + UT_ASSERT_EQUAL(0, Result); + + Operand = MAX_INT8; + Result = 0; + Status = SafeInt64ToChar8(Operand, &Result); + UT_ASSERT_NOT_EFI_ERROR(Status); + UT_ASSERT_EQUAL(MAX_INT8, Result); + + // + // Otherwise should result in an error status + // + Operand = (-37); + Status = SafeInt64ToChar8(Operand, &Result); + UT_ASSERT_EQUAL(RETURN_BUFFER_TOO_SMALL, Status); + + Operand = (0x5babababefefefef); + Status = SafeInt64ToChar8(Operand, &Result); + UT_ASSERT_EQUAL(RETURN_BUFFER_TOO_SMALL, Status); + + Operand = (-6605562033422200815); + Status = SafeInt64ToChar8(Operand, &Result); + UT_ASSERT_EQUAL(RETURN_BUFFER_TOO_SMALL, Status); + + return UNIT_TEST_PASSED; +} + +UNIT_TEST_STATUS +EFIAPI +TestSafeInt64ToUint8 ( + IN UNIT_TEST_CONTEXT Context + ) +{ + EFI_STATUS Status; + INT64 Operand; + UINT8 Result; + + // + // If Operand is between 0 and MAX_UINT8 inclusive, then it's a cast + // + Operand = 0xab; + Result = 0; + Status = SafeInt64ToUint8(Operand, &Result); + UT_ASSERT_NOT_EFI_ERROR(Status); + UT_ASSERT_EQUAL(0xab, Result); + + // + // Otherwise should result in an error status + // + Operand = (0x5babababefefefef); + Status = SafeInt64ToUint8(Operand, &Result); + UT_ASSERT_EQUAL(RETURN_BUFFER_TOO_SMALL, Status); + + Operand = (-6605562033422200815); + Status = SafeInt64ToUint8(Operand, &Result); + UT_ASSERT_EQUAL(RETURN_BUFFER_TOO_SMALL, Status); + + return UNIT_TEST_PASSED; +} + +UNIT_TEST_STATUS +EFIAPI +TestSafeInt64ToInt16 ( + IN UNIT_TEST_CONTEXT Context + ) +{ + EFI_STATUS Status; + INT64 Operand; + INT16 Result; + + // + // If Operand is between MIN_INT16 and MAX_INT16 inclusive, then it's a cast + // + Operand = 0x5bab; + Result = 0; + Status = SafeInt64ToInt16(Operand, &Result); + UT_ASSERT_NOT_EFI_ERROR(Status); + UT_ASSERT_EQUAL(0x5bab, Result); + + Operand = (-23467); + Status = SafeInt64ToInt16(Operand, &Result); + UT_ASSERT_NOT_EFI_ERROR(Status); + UT_ASSERT_EQUAL((-23467), Result); + + // + // Otherwise should result in an error status + // + Operand = (0x5babababefefefef); + Status = SafeInt64ToInt16(Operand, &Result); + UT_ASSERT_EQUAL(RETURN_BUFFER_TOO_SMALL, Status); + + Operand = (-6605562033422200815); + Status = SafeInt64ToInt16(Operand, &Result); + UT_ASSERT_EQUAL(RETURN_BUFFER_TOO_SMALL, Status); + + return UNIT_TEST_PASSED; +} + +UNIT_TEST_STATUS +EFIAPI +TestSafeInt64ToUint16 ( + IN UNIT_TEST_CONTEXT Context + ) +{ + EFI_STATUS Status; + INT64 Operand; + UINT16 Result; + + // + // If Operand is between 0 and MAX_UINT16 inclusive, then it's a cast + // + Operand = 0xabab; + Result = 0; + Status = SafeInt64ToUint16(Operand, &Result); + UT_ASSERT_NOT_EFI_ERROR(Status); + UT_ASSERT_EQUAL(0xabab, Result); + + // + // Otherwise should result in an error status + // + Operand = (0x5babababefefefef); + Status = SafeInt64ToUint16(Operand, &Result); + UT_ASSERT_EQUAL(RETURN_BUFFER_TOO_SMALL, Status); + + Operand = (-6605562033422200815); + Status = SafeInt64ToUint16(Operand, &Result); + UT_ASSERT_EQUAL(RETURN_BUFFER_TOO_SMALL, Status); + + return UNIT_TEST_PASSED; +} + +UNIT_TEST_STATUS +EFIAPI +TestSafeInt64ToInt32 ( + IN UNIT_TEST_CONTEXT Context + ) +{ + EFI_STATUS Status; + INT64 Operand; + INT32 Result; + + // + // If Operand is between MIN_INT32 and MAX_INT32 inclusive, then it's a cast + // + Operand = 0x5bababab; + Result = 0; + Status = SafeInt64ToInt32(Operand, &Result); + UT_ASSERT_NOT_EFI_ERROR(Status); + UT_ASSERT_EQUAL(0x5bababab, Result); + + Operand = (-1537977259); + Status = SafeInt64ToInt32(Operand, &Result); + UT_ASSERT_NOT_EFI_ERROR(Status); + UT_ASSERT_EQUAL((-1537977259), Result); + + // + // Otherwise should result in an error status + // + Operand = (0x5babababefefefef); + Status = SafeInt64ToInt32(Operand, &Result); + UT_ASSERT_EQUAL(RETURN_BUFFER_TOO_SMALL, Status); + + Operand = (-6605562033422200815); + Status = SafeInt64ToInt32(Operand, &Result); + UT_ASSERT_EQUAL(RETURN_BUFFER_TOO_SMALL, Status); + + return UNIT_TEST_PASSED; +} + +UNIT_TEST_STATUS +EFIAPI +TestSafeInt64ToUint32 ( + IN UNIT_TEST_CONTEXT Context + ) +{ + EFI_STATUS Status; + INT64 Operand; + UINT32 Result; + + // + // If Operand is between 0 and MAX_UINT32 inclusive, then it's a cast + // + Operand = 0xabababab; + Result = 0; + Status = SafeInt64ToUint32(Operand, &Result); + UT_ASSERT_NOT_EFI_ERROR(Status); + UT_ASSERT_EQUAL(0xabababab, Result); + + // + // Otherwise should result in an error status + // + Operand = (0x5babababefefefef); + Status = SafeInt64ToUint32(Operand, &Result); + UT_ASSERT_EQUAL(RETURN_BUFFER_TOO_SMALL, Status); + + Operand = (-6605562033422200815); + Status = SafeInt64ToUint32(Operand, &Result); + UT_ASSERT_EQUAL(RETURN_BUFFER_TOO_SMALL, Status); + + return UNIT_TEST_PASSED; +} + +UNIT_TEST_STATUS +EFIAPI +TestSafeInt64ToUint64 ( + IN UNIT_TEST_CONTEXT Context + ) +{ + EFI_STATUS Status; + INT64 Operand; + UINT64 Result; + + // + // If Operand is non-negative, then it's a cast + // + Operand = 0x5babababefefefef; + Result = 0; + Status = SafeInt64ToUint64(Operand, &Result); + UT_ASSERT_NOT_EFI_ERROR(Status); + UT_ASSERT_EQUAL(0x5babababefefefef, Result); + + // + // Otherwise should result in an error status + // + Operand = (-6605562033422200815); + Status = SafeInt64ToUint64(Operand, &Result); + UT_ASSERT_EQUAL(RETURN_BUFFER_TOO_SMALL, Status); + + return UNIT_TEST_PASSED; +} + +UNIT_TEST_STATUS +EFIAPI +TestSafeUint64ToInt8 ( + IN UNIT_TEST_CONTEXT Context + ) +{ + EFI_STATUS Status; + UINT64 Operand; + INT8 Result; + + // + // If Operand is <= MAX_INT8, then it's a cast + // + Operand = 0x5b; + Result = 0; + Status = SafeUint64ToInt8(Operand, &Result); + UT_ASSERT_NOT_EFI_ERROR(Status); + UT_ASSERT_EQUAL(0x5b, Result); + + // + // Otherwise should result in an error status + // + Operand = (0xababababefefefef); + Status = SafeUint64ToInt8(Operand, &Result); + UT_ASSERT_EQUAL(RETURN_BUFFER_TOO_SMALL, Status); + + return UNIT_TEST_PASSED; +} + +UNIT_TEST_STATUS +EFIAPI +TestSafeUint64ToChar8 ( + IN UNIT_TEST_CONTEXT Context + ) +{ + EFI_STATUS Status; + UINT64 Operand; + CHAR8 Result; + + // CHAR8 is typedefed as char, which by default is signed, thus + // CHAR8 is same as INT8, so same tests as above: + + // + // If Operand is <= MAX_INT8, then it's a cast + // + Operand = 0x5b; + Result = 0; + Status = SafeUint64ToChar8(Operand, &Result); + UT_ASSERT_NOT_EFI_ERROR(Status); + UT_ASSERT_EQUAL(0x5b, Result); + + // + // Otherwise should result in an error status + // + Operand = (0xababababefefefef); + Status = SafeUint64ToChar8(Operand, &Result); + UT_ASSERT_EQUAL(RETURN_BUFFER_TOO_SMALL, Status); + + return UNIT_TEST_PASSED; +} + +UNIT_TEST_STATUS +EFIAPI +TestSafeUint64ToUint8 ( + IN UNIT_TEST_CONTEXT Context + ) +{ + EFI_STATUS Status; + UINT64 Operand; + UINT8 Result; + + // + // If Operand is <= MAX_UINT8, then it's a cast + // + Operand = 0xab; + Result = 0; + Status = SafeUint64ToUint8(Operand, &Result); + UT_ASSERT_NOT_EFI_ERROR(Status); + UT_ASSERT_EQUAL(0xab, Result); + + // + // Otherwise should result in an error status + // + Operand = (0xababababefefefef); + Status = SafeUint64ToUint8(Operand, &Result); + UT_ASSERT_EQUAL(RETURN_BUFFER_TOO_SMALL, Status); + + return UNIT_TEST_PASSED; +} + +UNIT_TEST_STATUS +EFIAPI +TestSafeUint64ToInt16 ( + IN UNIT_TEST_CONTEXT Context + ) +{ + EFI_STATUS Status; + UINT64 Operand; + INT16 Result; + + // + // If Operand is <= MAX_INT16, then it's a cast + // + Operand = 0x5bab; + Result = 0; + Status = SafeUint64ToInt16(Operand, &Result); + UT_ASSERT_NOT_EFI_ERROR(Status); + UT_ASSERT_EQUAL(0x5bab, Result); + + // + // Otherwise should result in an error status + // + Operand = (0xababababefefefef); + Status = SafeUint64ToInt16(Operand, &Result); + UT_ASSERT_EQUAL(RETURN_BUFFER_TOO_SMALL, Status); + + return UNIT_TEST_PASSED; +} + +UNIT_TEST_STATUS +EFIAPI +TestSafeUint64ToUint16 ( + IN UNIT_TEST_CONTEXT Context + ) +{ + EFI_STATUS Status; + UINT64 Operand; + UINT16 Result; + + // + // If Operand is <= MAX_UINT16, then it's a cast + // + Operand = 0xabab; + Result = 0; + Status = SafeUint64ToUint16(Operand, &Result); + UT_ASSERT_NOT_EFI_ERROR(Status); + UT_ASSERT_EQUAL(0xabab, Result); + + // + // Otherwise should result in an error status + // + Operand = (0xababababefefefef); + Status = SafeUint64ToUint16(Operand, &Result); + UT_ASSERT_EQUAL(RETURN_BUFFER_TOO_SMALL, Status); + + return UNIT_TEST_PASSED; +} + +UNIT_TEST_STATUS +EFIAPI +TestSafeUint64ToInt32 ( + IN UNIT_TEST_CONTEXT Context + ) +{ + EFI_STATUS Status; + UINT64 Operand; + INT32 Result; + + // + // If Operand is <= MAX_INT32, then it's a cast + // + Operand = 0x5bababab; + Result = 0; + Status = SafeUint64ToInt32(Operand, &Result); + UT_ASSERT_NOT_EFI_ERROR(Status); + UT_ASSERT_EQUAL(0x5bababab, Result); + + // + // Otherwise should result in an error status + // + Operand = (0xababababefefefef); + Status = SafeUint64ToInt32(Operand, &Result); + UT_ASSERT_EQUAL(RETURN_BUFFER_TOO_SMALL, Status); + + return UNIT_TEST_PASSED; +} + +UNIT_TEST_STATUS +EFIAPI +TestSafeUint64ToUint32 ( + IN UNIT_TEST_CONTEXT Context + ) +{ + EFI_STATUS Status; + UINT64 Operand; + UINT32 Result; + + // + // If Operand is <= MAX_UINT32, then it's a cast + // + Operand = 0xabababab; + Result = 0; + Status = SafeUint64ToUint32(Operand, &Result); + UT_ASSERT_NOT_EFI_ERROR(Status); + UT_ASSERT_EQUAL(0xabababab, Result); + + // + // Otherwise should result in an error status + // + Operand = (0xababababefefefef); + Status = SafeUint64ToUint32(Operand, &Result); + UT_ASSERT_EQUAL(RETURN_BUFFER_TOO_SMALL, Status); + + return UNIT_TEST_PASSED; +} + +UNIT_TEST_STATUS +EFIAPI +TestSafeUint64ToInt64 ( + IN UNIT_TEST_CONTEXT Context + ) +{ + EFI_STATUS Status; + UINT64 Operand; + INT64 Result; + + // + // If Operand is <= MAX_INT64, then it's a cast + // + Operand = 0x5babababefefefef; + Result = 0; + Status = SafeUint64ToInt64(Operand, &Result); + UT_ASSERT_NOT_EFI_ERROR(Status); + UT_ASSERT_EQUAL(0x5babababefefefef, Result); + + // + // Otherwise should result in an error status + // + Operand = (0xababababefefefef); + Status = SafeUint64ToInt64(Operand, &Result); + UT_ASSERT_EQUAL(RETURN_BUFFER_TOO_SMALL, Status); + + return UNIT_TEST_PASSED; +} + +// +// Addition function tests: +// +UNIT_TEST_STATUS +EFIAPI +TestSafeUint8Add ( + IN UNIT_TEST_CONTEXT Context + ) +{ + EFI_STATUS Status; + UINT8 Augend; + UINT8 Addend; + UINT8 Result; + + // + // If the result of addition doesn't overflow MAX_UINT8, then it's addition + // + Augend = 0x3a; + Addend = 0x3a; + Result = 0; + Status = SafeUint8Add(Augend, Addend, &Result); + UT_ASSERT_NOT_EFI_ERROR(Status); + UT_ASSERT_EQUAL(0x74, Result); + + // + // Otherwise should result in an error status + // + Augend = 0xab; + Addend = 0xbc; + Status = SafeUint8Add(Augend, Addend, &Result); + UT_ASSERT_EQUAL(RETURN_BUFFER_TOO_SMALL, Status); + + return UNIT_TEST_PASSED; +} + +UNIT_TEST_STATUS +EFIAPI +TestSafeUint16Add ( + IN UNIT_TEST_CONTEXT Context + ) +{ + EFI_STATUS Status; + UINT16 Augend = 0x3a3a; + UINT16 Addend = 0x3a3a; + UINT16 Result = 0; + + // + // If the result of addition doesn't overflow MAX_UINT16, then it's addition + // + Status = SafeUint16Add(Augend, Addend, &Result); + UT_ASSERT_NOT_EFI_ERROR(Status); + UT_ASSERT_EQUAL(0x7474, Result); + + // + // Otherwise should result in an error status + // + Augend = 0xabab; + Addend = 0xbcbc; + Status = SafeUint16Add(Augend, Addend, &Result); + UT_ASSERT_EQUAL(RETURN_BUFFER_TOO_SMALL, Status); + + return UNIT_TEST_PASSED; +} + +UNIT_TEST_STATUS +EFIAPI +TestSafeUint32Add ( + IN UNIT_TEST_CONTEXT Context + ) +{ + EFI_STATUS Status; + UINT32 Augend; + UINT32 Addend; + UINT32 Result; + + // + // If the result of addition doesn't overflow MAX_UINT32, then it's addition + // + Augend = 0x3a3a3a3a; + Addend = 0x3a3a3a3a; + Result = 0; + Status = SafeUint32Add(Augend, Addend, &Result); + UT_ASSERT_NOT_EFI_ERROR(Status); + UT_ASSERT_EQUAL(0x74747474, Result); + + // + // Otherwise should result in an error status + // + Augend = 0xabababab; + Addend = 0xbcbcbcbc; + Status = SafeUint32Add(Augend, Addend, &Result); + UT_ASSERT_EQUAL(RETURN_BUFFER_TOO_SMALL, Status); + + return UNIT_TEST_PASSED; +} + +UNIT_TEST_STATUS +EFIAPI +TestSafeUint64Add ( + IN UNIT_TEST_CONTEXT Context + ) +{ + EFI_STATUS Status; + UINT64 Augend; + UINT64 Addend; + UINT64 Result; + + // + // If the result of addition doesn't overflow MAX_UINT64, then it's addition + // + Augend = 0x3a3a3a3a12121212; + Addend = 0x3a3a3a3a12121212; + Result = 0; + Status = SafeUint64Add(Augend, Addend, &Result); + UT_ASSERT_NOT_EFI_ERROR(Status); + UT_ASSERT_EQUAL(0x7474747424242424, Result); + + // + // Otherwise should result in an error status + // + Augend = 0xababababefefefef; + Addend = 0xbcbcbcbcdededede; + Status = SafeUint64Add(Augend, Addend, &Result); + UT_ASSERT_EQUAL(RETURN_BUFFER_TOO_SMALL, Status); + + return UNIT_TEST_PASSED; +} + +UNIT_TEST_STATUS +EFIAPI +TestSafeInt8Add ( + IN UNIT_TEST_CONTEXT Context + ) +{ + EFI_STATUS Status; + INT8 Augend; + INT8 Addend; + INT8 Result; + + // + // If the result of addition doesn't overflow MAX_INT8 + // and doesn't underflow MIN_INT8, then it's addition + // + Augend = 0x3a; + Addend = 0x3a; + Result = 0; + Status = SafeInt8Add(Augend, Addend, &Result); + UT_ASSERT_NOT_EFI_ERROR(Status); + UT_ASSERT_EQUAL(0x74, Result); + + Augend = (-58); + Addend = (-58); + Status = SafeInt8Add(Augend, Addend, &Result); + UT_ASSERT_NOT_EFI_ERROR(Status); + UT_ASSERT_EQUAL((-116), Result); + + // + // Otherwise should result in an error status + // + Augend = 0x5a; + Addend = 0x5a; + Status = SafeInt8Add(Augend, Addend, &Result); + UT_ASSERT_EQUAL(RETURN_BUFFER_TOO_SMALL, Status); + + Augend = (-90); + Addend = (-90); + Status = SafeInt8Add(Augend, Addend, &Result); + UT_ASSERT_EQUAL(RETURN_BUFFER_TOO_SMALL, Status); + + return UNIT_TEST_PASSED; + +} + +UNIT_TEST_STATUS +EFIAPI +TestSafeInt16Add ( + IN UNIT_TEST_CONTEXT Context + ) +{ + EFI_STATUS Status; + INT16 Augend; + INT16 Addend; + INT16 Result; + + // + // If the result of addition doesn't overflow MAX_INT16 + // and doesn't underflow MIN_INT16, then it's addition + // + Augend = 0x3a3a; + Addend = 0x3a3a; + Result = 0; + Status = SafeInt16Add(Augend, Addend, &Result); + UT_ASSERT_NOT_EFI_ERROR(Status); + UT_ASSERT_EQUAL(0x7474, Result); + + Augend = (-14906); + Addend = (-14906); + Status = SafeInt16Add(Augend, Addend, &Result); + UT_ASSERT_NOT_EFI_ERROR(Status); + UT_ASSERT_EQUAL((-29812), Result); + + // + // Otherwise should result in an error status + // + Augend = 0x5a5a; + Addend = 0x5a5a; + Status = SafeInt16Add(Augend, Addend, &Result); + UT_ASSERT_EQUAL(RETURN_BUFFER_TOO_SMALL, Status); + + Augend = (-23130); + Addend = (-23130); + Status = SafeInt16Add(Augend, Addend, &Result); + UT_ASSERT_EQUAL(RETURN_BUFFER_TOO_SMALL, Status); + + return UNIT_TEST_PASSED; +} + +UNIT_TEST_STATUS +EFIAPI +TestSafeInt32Add ( + IN UNIT_TEST_CONTEXT Context + ) +{ + EFI_STATUS Status; + INT32 Augend; + INT32 Addend; + INT32 Result; + + // + // If the result of addition doesn't overflow MAX_INT32 + // and doesn't underflow MIN_INT32, then it's addition + // + Augend = 0x3a3a3a3a; + Addend = 0x3a3a3a3a; + Result = 0; + Status = SafeInt32Add(Augend, Addend, &Result); + UT_ASSERT_NOT_EFI_ERROR(Status); + UT_ASSERT_EQUAL(0x74747474, Result); + + Augend = (-976894522); + Addend = (-976894522); + Status = SafeInt32Add(Augend, Addend, &Result); + UT_ASSERT_NOT_EFI_ERROR(Status); + UT_ASSERT_EQUAL((-1953789044), Result); + + // + // Otherwise should result in an error status + // + Augend = 0x5a5a5a5a; + Addend = 0x5a5a5a5a; + Status = SafeInt32Add(Augend, Addend, &Result); + UT_ASSERT_EQUAL(RETURN_BUFFER_TOO_SMALL, Status); + + Augend = (-1515870810); + Addend = (-1515870810); + Status = SafeInt32Add(Augend, Addend, &Result); + UT_ASSERT_EQUAL(RETURN_BUFFER_TOO_SMALL, Status); + + return UNIT_TEST_PASSED; +} + +UNIT_TEST_STATUS +EFIAPI +TestSafeInt64Add ( + IN UNIT_TEST_CONTEXT Context + ) +{ + EFI_STATUS Status; + INT64 Augend; + INT64 Addend; + INT64 Result; + + // + // If the result of addition doesn't overflow MAX_INT64 + // and doesn't underflow MIN_INT64, then it's addition + // + Augend = 0x3a3a3a3a3a3a3a3a; + Addend = 0x3a3a3a3a3a3a3a3a; + Result = 0; + Status = SafeInt64Add(Augend, Addend, &Result); + UT_ASSERT_NOT_EFI_ERROR(Status); + UT_ASSERT_EQUAL(0x7474747474747474, Result); + + Augend = (-4195730024608447034); + Addend = (-4195730024608447034); + Status = SafeInt64Add(Augend, Addend, &Result); + UT_ASSERT_NOT_EFI_ERROR(Status); + UT_ASSERT_EQUAL((-8391460049216894068), Result); + + // + // Otherwise should result in an error status + // + Augend = 0x5a5a5a5a5a5a5a5a; + Addend = 0x5a5a5a5a5a5a5a5a; + Status = SafeInt64Add(Augend, Addend, &Result); + UT_ASSERT_EQUAL(RETURN_BUFFER_TOO_SMALL, Status); + + Augend = (-6510615555426900570); + Addend = (-6510615555426900570); + Status = SafeInt64Add(Augend, Addend, &Result); + UT_ASSERT_EQUAL(RETURN_BUFFER_TOO_SMALL, Status); + + return UNIT_TEST_PASSED; +} + +// +// Subtraction function tests: +// +UNIT_TEST_STATUS +EFIAPI +TestSafeUint8Sub ( + IN UNIT_TEST_CONTEXT Context + ) +{ + EFI_STATUS Status; + UINT8 Minuend; + UINT8 Subtrahend; + UINT8 Result; + + // + // If Minuend >= Subtrahend, then it's subtraction + // + Minuend = 0x5a; + Subtrahend = 0x3b; + Result = 0; + Status = SafeUint8Sub(Minuend, Subtrahend, &Result); + UT_ASSERT_NOT_EFI_ERROR(Status); + UT_ASSERT_EQUAL(0x1f, Result); + + // + // Otherwise should result in an error status + // + Minuend = 0x5a; + Subtrahend = 0x6d; + Status = SafeUint8Sub(Minuend, Subtrahend, &Result); + UT_ASSERT_EQUAL(RETURN_BUFFER_TOO_SMALL, Status); + + return UNIT_TEST_PASSED; +} + +UNIT_TEST_STATUS +EFIAPI +TestSafeUint16Sub ( + IN UNIT_TEST_CONTEXT Context + ) +{ + EFI_STATUS Status; + UINT16 Minuend; + UINT16 Subtrahend; + UINT16 Result; + + // + // If Minuend >= Subtrahend, then it's subtraction + // + Minuend = 0x5a5a; + Subtrahend = 0x3b3b; + Result = 0; + Status = SafeUint16Sub(Minuend, Subtrahend, &Result); + UT_ASSERT_NOT_EFI_ERROR(Status); + UT_ASSERT_EQUAL(0x1f1f, Result); + + // + // Otherwise should result in an error status + // + Minuend = 0x5a5a; + Subtrahend = 0x6d6d; + Status = SafeUint16Sub(Minuend, Subtrahend, &Result); + UT_ASSERT_EQUAL(RETURN_BUFFER_TOO_SMALL, Status); + + return UNIT_TEST_PASSED; +} + +UNIT_TEST_STATUS +EFIAPI +TestSafeUint32Sub ( + IN UNIT_TEST_CONTEXT Context + ) +{ + EFI_STATUS Status; + UINT32 Minuend; + UINT32 Subtrahend; + UINT32 Result; + + // + // If Minuend >= Subtrahend, then it's subtraction + // + Minuend = 0x5a5a5a5a; + Subtrahend = 0x3b3b3b3b; + Result = 0; + Status = SafeUint32Sub(Minuend, Subtrahend, &Result); + UT_ASSERT_NOT_EFI_ERROR(Status); + UT_ASSERT_EQUAL(0x1f1f1f1f, Result); + + // + // Otherwise should result in an error status + // + Minuend = 0x5a5a5a5a; + Subtrahend = 0x6d6d6d6d; + Status = SafeUint32Sub(Minuend, Subtrahend, &Result); + UT_ASSERT_EQUAL(RETURN_BUFFER_TOO_SMALL, Status); + + return UNIT_TEST_PASSED; +} + +UNIT_TEST_STATUS +EFIAPI +TestSafeUint64Sub ( + IN UNIT_TEST_CONTEXT Context + ) +{ + EFI_STATUS Status; + UINT64 Minuend; + UINT64 Subtrahend; + UINT64 Result; + + // + // If Minuend >= Subtrahend, then it's subtraction + // + Minuend = 0x5a5a5a5a5a5a5a5a; + Subtrahend = 0x3b3b3b3b3b3b3b3b; + Result = 0; + Status = SafeUint64Sub(Minuend, Subtrahend, &Result); + UT_ASSERT_NOT_EFI_ERROR(Status); + UT_ASSERT_EQUAL(0x1f1f1f1f1f1f1f1f, Result); + + // + // Otherwise should result in an error status + // + Minuend = 0x5a5a5a5a5a5a5a5a; + Subtrahend = 0x6d6d6d6d6d6d6d6d; + Status = SafeUint64Sub(Minuend, Subtrahend, &Result); + UT_ASSERT_EQUAL(RETURN_BUFFER_TOO_SMALL, Status); + + return UNIT_TEST_PASSED; +} + +UNIT_TEST_STATUS +EFIAPI +TestSafeInt8Sub ( + IN UNIT_TEST_CONTEXT Context + ) +{ + EFI_STATUS Status; + INT8 Minuend; + INT8 Subtrahend; + INT8 Result; + + // + // If the result of subtractions doesn't overflow MAX_INT8 or + // underflow MIN_INT8, then it's subtraction + // + Minuend = 0x5a; + Subtrahend = 0x3a; + Result = 0; + Status = SafeInt8Sub(Minuend, Subtrahend, &Result); + UT_ASSERT_NOT_EFI_ERROR(Status); + UT_ASSERT_EQUAL(0x20, Result); + + Minuend = 58; + Subtrahend = 78; + Status = SafeInt8Sub(Minuend, Subtrahend, &Result); + UT_ASSERT_NOT_EFI_ERROR(Status); + UT_ASSERT_EQUAL((-20), Result); + + // + // Otherwise should result in an error status + // + Minuend = (-80); + Subtrahend = 80; + Status = SafeInt8Sub(Minuend, Subtrahend, &Result); + UT_ASSERT_EQUAL(RETURN_BUFFER_TOO_SMALL, Status); + + Minuend = (80); + Subtrahend = (-80); + Status = SafeInt8Sub(Minuend, Subtrahend, &Result); + UT_ASSERT_EQUAL(RETURN_BUFFER_TOO_SMALL, Status); + + return UNIT_TEST_PASSED; +} + +UNIT_TEST_STATUS +EFIAPI +TestSafeInt16Sub ( + IN UNIT_TEST_CONTEXT Context + ) +{ + EFI_STATUS Status; + INT16 Minuend; + INT16 Subtrahend; + INT16 Result; + + // + // If the result of subtractions doesn't overflow MAX_INT16 or + // underflow MIN_INT16, then it's subtraction + // + Minuend = 0x5a5a; + Subtrahend = 0x3a3a; + Result = 0; + Status = SafeInt16Sub(Minuend, Subtrahend, &Result); + UT_ASSERT_NOT_EFI_ERROR(Status); + UT_ASSERT_EQUAL(0x2020, Result); + + Minuend = 0x3a3a; + Subtrahend = 0x5a5a; + Status = SafeInt16Sub(Minuend, Subtrahend, &Result); + UT_ASSERT_NOT_EFI_ERROR(Status); + UT_ASSERT_EQUAL((-8224), Result); + + // + // Otherwise should result in an error status + // + Minuend = (-31354); + Subtrahend = 31354; + Status = SafeInt16Sub(Minuend, Subtrahend, &Result); + UT_ASSERT_EQUAL(RETURN_BUFFER_TOO_SMALL, Status); + + Minuend = (31354); + Subtrahend = (-31354); + Status = SafeInt16Sub(Minuend, Subtrahend, &Result); + UT_ASSERT_EQUAL(RETURN_BUFFER_TOO_SMALL, Status); + + return UNIT_TEST_PASSED; +} + +UNIT_TEST_STATUS +EFIAPI +TestSafeInt32Sub ( + IN UNIT_TEST_CONTEXT Context + ) +{ + EFI_STATUS Status; + INT32 Minuend; + INT32 Subtrahend; + INT32 Result; + + // + // If the result of subtractions doesn't overflow MAX_INT32 or + // underflow MIN_INT32, then it's subtraction + // + Minuend = 0x5a5a5a5a; + Subtrahend = 0x3a3a3a3a; + Result = 0; + Status = SafeInt32Sub(Minuend, Subtrahend, &Result); + UT_ASSERT_NOT_EFI_ERROR(Status); + UT_ASSERT_EQUAL(0x20202020, Result); + + Minuend = 0x3a3a3a3a; + Subtrahend = 0x5a5a5a5a; + Status = SafeInt32Sub(Minuend, Subtrahend, &Result); + UT_ASSERT_NOT_EFI_ERROR(Status); + UT_ASSERT_EQUAL((-538976288), Result); + + // + // Otherwise should result in an error status + // + Minuend = (-2054847098); + Subtrahend = 2054847098; + Status = SafeInt32Sub(Minuend, Subtrahend, &Result); + UT_ASSERT_EQUAL(RETURN_BUFFER_TOO_SMALL, Status); + + Minuend = (2054847098); + Subtrahend = (-2054847098); + Status = SafeInt32Sub(Minuend, Subtrahend, &Result); + UT_ASSERT_EQUAL(RETURN_BUFFER_TOO_SMALL, Status); + + return UNIT_TEST_PASSED; +} + +UNIT_TEST_STATUS +EFIAPI +TestSafeInt64Sub ( + IN UNIT_TEST_CONTEXT Context + ) +{ + EFI_STATUS Status; + INT64 Minuend; + INT64 Subtrahend; + INT64 Result; + + // + // If the result of subtractions doesn't overflow MAX_INT64 or + // underflow MIN_INT64, then it's subtraction + // + Minuend = 0x5a5a5a5a5a5a5a5a; + Subtrahend = 0x3a3a3a3a3a3a3a3a; + Result = 0; + Status = SafeInt64Sub(Minuend, Subtrahend, &Result); + UT_ASSERT_NOT_EFI_ERROR(Status); + UT_ASSERT_EQUAL(0x2020202020202020, Result); + + Minuend = 0x3a3a3a3a3a3a3a3a; + Subtrahend = 0x5a5a5a5a5a5a5a5a; + Status = SafeInt64Sub(Minuend, Subtrahend, &Result); + UT_ASSERT_NOT_EFI_ERROR(Status); + UT_ASSERT_EQUAL((-2314885530818453536), Result); + + // + // Otherwise should result in an error status + // + Minuend = (-8825501086245354106); + Subtrahend = 8825501086245354106; + Status = SafeInt64Sub(Minuend, Subtrahend, &Result); + UT_ASSERT_EQUAL(RETURN_BUFFER_TOO_SMALL, Status); + + Minuend = (8825501086245354106); + Subtrahend = (-8825501086245354106); + Status = SafeInt64Sub(Minuend, Subtrahend, &Result); + UT_ASSERT_EQUAL(RETURN_BUFFER_TOO_SMALL, Status); + + return UNIT_TEST_PASSED; +} + +// +// Multiplication function tests: +// +UNIT_TEST_STATUS +EFIAPI +TestSafeUint8Mult ( + IN UNIT_TEST_CONTEXT Context + ) +{ + EFI_STATUS Status; + UINT8 Multiplicand; + UINT8 Multiplier; + UINT8 Result; + + // + // If the result of multiplication doesn't overflow MAX_UINT8, it will succeed + // + Multiplicand = 0x12; + Multiplier = 0xa; + Result = 0; + Status = SafeUint8Mult(Multiplicand, Multiplier, &Result); + UT_ASSERT_NOT_EFI_ERROR(Status); + UT_ASSERT_EQUAL(0xb4, Result); + + // + // Otherwise should result in an error status + // + Multiplicand = 0x12; + Multiplier = 0x23; + Status = SafeUint8Mult(Multiplicand, Multiplier, &Result); + UT_ASSERT_EQUAL(RETURN_BUFFER_TOO_SMALL, Status); + + return UNIT_TEST_PASSED; +} + +UNIT_TEST_STATUS +EFIAPI +TestSafeUint16Mult ( + IN UNIT_TEST_CONTEXT Context + ) +{ + EFI_STATUS Status; + UINT16 Multiplicand; + UINT16 Multiplier; + UINT16 Result; + + // + // If the result of multiplication doesn't overflow MAX_UINT16, it will succeed + // + Multiplicand = 0x212; + Multiplier = 0x7a; + Result = 0; + Status = SafeUint16Mult(Multiplicand, Multiplier, &Result); + UT_ASSERT_NOT_EFI_ERROR(Status); + UT_ASSERT_EQUAL(0xfc94, Result); + + // + // Otherwise should result in an error status + // + Multiplicand = 0x1234; + Multiplier = 0x213; + Status = SafeUint16Mult(Multiplicand, Multiplier, &Result); + UT_ASSERT_EQUAL(RETURN_BUFFER_TOO_SMALL, Status); + + return UNIT_TEST_PASSED; +} + +UNIT_TEST_STATUS +EFIAPI +TestSafeUint32Mult ( + IN UNIT_TEST_CONTEXT Context + ) +{ + EFI_STATUS Status; + UINT32 Multiplicand; + UINT32 Multiplier; + UINT32 Result; + + // + // If the result of multiplication doesn't overflow MAX_UINT32, it will succeed + // + Multiplicand = 0xa122a; + Multiplier = 0xd23; + Result = 0; + Status = SafeUint32Mult(Multiplicand, Multiplier, &Result); + UT_ASSERT_NOT_EFI_ERROR(Status); + UT_ASSERT_EQUAL(0x844c9dbe, Result); + + // + // Otherwise should result in an error status + // + Multiplicand = 0xa122a; + Multiplier = 0xed23; + Status = SafeUint32Mult(Multiplicand, Multiplier, &Result); + UT_ASSERT_EQUAL(RETURN_BUFFER_TOO_SMALL, Status); + + return UNIT_TEST_PASSED; +} + +UNIT_TEST_STATUS +EFIAPI +TestSafeUint64Mult ( + IN UNIT_TEST_CONTEXT Context + ) +{ + EFI_STATUS Status; + UINT64 Multiplicand; + UINT64 Multiplier; + UINT64 Result; + + // + // If the result of multiplication doesn't overflow MAX_UINT64, it will succeed + // + Multiplicand = 0x123456789a; + Multiplier = 0x1234567; + Result = 0; + Status = SafeUint64Mult(Multiplicand, Multiplier, &Result); + UT_ASSERT_NOT_EFI_ERROR(Status); + UT_ASSERT_EQUAL(0x14b66db9745a07f6, Result); + + // + // Otherwise should result in an error status + // + Multiplicand = 0x123456789a; + Multiplier = 0x12345678; + Status = SafeUint64Mult(Multiplicand, Multiplier, &Result); + UT_ASSERT_EQUAL(RETURN_BUFFER_TOO_SMALL, Status); + + return UNIT_TEST_PASSED; +} + +UNIT_TEST_STATUS +EFIAPI +TestSafeInt8Mult ( + IN UNIT_TEST_CONTEXT Context + ) +{ + EFI_STATUS Status; + INT8 Multiplicand; + INT8 Multiplier; + INT8 Result; + + // + // If the result of multiplication doesn't overflow MAX_INT8 and doesn't + // underflow MIN_UINT8, it will succeed + // + Multiplicand = 0x12; + Multiplier = 0x7; + Result = 0; + Status = SafeInt8Mult(Multiplicand, Multiplier, &Result); + UT_ASSERT_NOT_EFI_ERROR(Status); + UT_ASSERT_EQUAL(0x7e, Result); + + // + // Otherwise should result in an error status + // + Multiplicand = 0x12; + Multiplier = 0xa; + Status = SafeInt8Mult(Multiplicand, Multiplier, &Result); + UT_ASSERT_EQUAL(RETURN_BUFFER_TOO_SMALL, Status); + + return UNIT_TEST_PASSED; +} + +UNIT_TEST_STATUS +EFIAPI +TestSafeInt16Mult ( + IN UNIT_TEST_CONTEXT Context + ) +{ + EFI_STATUS Status; + INT16 Multiplicand; + INT16 Multiplier; + INT16 Result; + + // + // If the result of multiplication doesn't overflow MAX_INT16 and doesn't + // underflow MIN_UINT16, it will succeed + // + Multiplicand = 0x123; + Multiplier = 0x67; + Result = 0; + Status = SafeInt16Mult(Multiplicand, Multiplier, &Result); + UT_ASSERT_NOT_EFI_ERROR(Status); + UT_ASSERT_EQUAL(0x7515, Result); + + // + // Otherwise should result in an error status + // + Multiplicand = 0x123; + Multiplier = 0xab; + Status = SafeInt16Mult(Multiplicand, Multiplier, &Result); + UT_ASSERT_EQUAL(RETURN_BUFFER_TOO_SMALL, Status); + + return UNIT_TEST_PASSED; +} + +UNIT_TEST_STATUS +EFIAPI +TestSafeInt32Mult ( + IN UNIT_TEST_CONTEXT Context + ) +{ + EFI_STATUS Status; + INT32 Multiplicand; + INT32 Multiplier; + INT32 Result; + + // + // If the result of multiplication doesn't overflow MAX_INT32 and doesn't + // underflow MIN_UINT32, it will succeed + // + Multiplicand = 0x123456; + Multiplier = 0x678; + Result = 0; + Status = SafeInt32Mult(Multiplicand, Multiplier, &Result); + UT_ASSERT_NOT_EFI_ERROR(Status); + UT_ASSERT_EQUAL(0x75c28c50, Result); + + // + // Otherwise should result in an error status + // + Multiplicand = 0x123456; + Multiplier = 0xabc; + Status = SafeInt32Mult(Multiplicand, Multiplier, &Result); + UT_ASSERT_EQUAL(RETURN_BUFFER_TOO_SMALL, Status); + + return UNIT_TEST_PASSED; +} + +UNIT_TEST_STATUS +EFIAPI +TestSafeInt64Mult ( + IN UNIT_TEST_CONTEXT Context + ) +{ + EFI_STATUS Status; + INT64 Multiplicand; + INT64 Multiplier; + INT64 Result; + + // + // If the result of multiplication doesn't overflow MAX_INT64 and doesn't + // underflow MIN_UINT64, it will succeed + // + Multiplicand = 0x123456789; + Multiplier = 0x6789abcd; + Result = 0; + Status = SafeInt64Mult(Multiplicand, Multiplier, &Result); + UT_ASSERT_NOT_EFI_ERROR(Status); + UT_ASSERT_EQUAL(0x75cd9045220d6bb5, Result); + + // + // Otherwise should result in an error status + // + Multiplicand = 0x123456789; + Multiplier = 0xa789abcd; + Status = SafeInt64Mult(Multiplicand, Multiplier, &Result); + UT_ASSERT_EQUAL(RETURN_BUFFER_TOO_SMALL, Status); + + return UNIT_TEST_PASSED; +} + +/** + + Main fuction sets up the unit test environment + +**/ +EFI_STATUS +EFIAPI +UefiTestMain ( + VOID + ) +{ + EFI_STATUS Status; + UNIT_TEST_FRAMEWORK_HANDLE Framework; + UNIT_TEST_SUITE_HANDLE ConversionTestSuite; + UNIT_TEST_SUITE_HANDLE AdditionSubtractionTestSuite; + UNIT_TEST_SUITE_HANDLE MultiplicationTestSuite; + + Framework = NULL; + ConversionTestSuite = NULL; + AdditionSubtractionTestSuite = NULL; + MultiplicationTestSuite = NULL; + + DEBUG((DEBUG_INFO, "%a v%a\n", UNIT_TEST_NAME, UNIT_TEST_VERSION)); + + // + // Start setting up the test framework for running the tests. + // + Status = InitUnitTestFramework (&Framework, UNIT_TEST_NAME, gEfiCallerBaseName, UNIT_TEST_VERSION); + if (EFI_ERROR(Status)) { + DEBUG((DEBUG_ERROR, "Failed in InitUnitTestFramework. Status = %r\n", Status)); + goto EXIT; + } + + /// + // Test the conversion functions + // + Status = CreateUnitTestSuite (&ConversionTestSuite, Framework, "Int Safe Conversions Test Suite", "Common.SafeInt.Convert", NULL, NULL); + if (EFI_ERROR(Status)) { + DEBUG((DEBUG_ERROR, "Failed in CreateUnitTestSuite for Conversions Test Suite\n")); + Status = EFI_OUT_OF_RESOURCES; + goto EXIT; + } + AddTestCase(ConversionTestSuite, "Test SafeInt8ToUint8", "TestSafeInt8ToUint8", TestSafeInt8ToUint8, NULL, NULL, NULL); + AddTestCase(ConversionTestSuite, "Test SafeInt8ToUint16", "TestSafeInt8ToUint16", TestSafeInt8ToUint16, NULL, NULL, NULL); + AddTestCase(ConversionTestSuite, "Test SafeInt8ToUint32", "TestSafeInt8ToUint32", TestSafeInt8ToUint32, NULL, NULL, NULL); + AddTestCase(ConversionTestSuite, "Test SafeInt8ToUintn", "TestSafeInt8ToUintn", TestSafeInt8ToUintn, NULL, NULL, NULL); + AddTestCase(ConversionTestSuite, "Test SafeInt8ToUint64", "TestSafeInt8ToUint64", TestSafeInt8ToUint64, NULL, NULL, NULL); + AddTestCase(ConversionTestSuite, "Test SafeUint8ToInt8", "TestSafeUint8ToInt8", TestSafeUint8ToInt8, NULL, NULL, NULL); + AddTestCase(ConversionTestSuite, "Test SafeUint8ToChar8", "TestSafeUint8ToChar8", TestSafeUint8ToChar8, NULL, NULL, NULL); + AddTestCase(ConversionTestSuite, "Test SafeInt16ToInt8", "TestSafeInt16ToInt8", TestSafeInt16ToInt8, NULL, NULL, NULL); + AddTestCase(ConversionTestSuite, "Test SafeInt16ToChar8", "TestSafeInt16ToChar8", TestSafeInt16ToChar8, NULL, NULL, NULL); + AddTestCase(ConversionTestSuite, "Test SafeInt16ToUint8", "TestSafeInt16ToUint8", TestSafeInt16ToUint8, NULL, NULL, NULL); + AddTestCase(ConversionTestSuite, "Test SafeInt16ToUint16", "TestSafeInt16ToUint16", TestSafeInt16ToUint16, NULL, NULL, NULL); + AddTestCase(ConversionTestSuite, "Test SafeInt16ToUint32", "TestSafeInt16ToUint32", TestSafeInt16ToUint32, NULL, NULL, NULL); + AddTestCase(ConversionTestSuite, "Test SafeInt16ToUintn", "TestSafeInt16ToUintn", TestSafeInt16ToUintn, NULL, NULL, NULL); + AddTestCase(ConversionTestSuite, "Test SafeInt16ToUint64", "TestSafeInt16ToUint64", TestSafeInt16ToUint64, NULL, NULL, NULL); + AddTestCase(ConversionTestSuite, "Test SafeUint16ToInt8", "TestSafeUint16ToInt8", TestSafeUint16ToInt8, NULL, NULL, NULL); + AddTestCase(ConversionTestSuite, "Test SafeUint16ToChar8", "TestSafeUint16ToChar8", TestSafeUint16ToChar8, NULL, NULL, NULL); + AddTestCase(ConversionTestSuite, "Test SafeUint16ToUint8", "TestSafeUint16ToUint8", TestSafeUint16ToUint8, NULL, NULL, NULL); + AddTestCase(ConversionTestSuite, "Test SafeUint16ToInt16", "TestSafeUint16ToInt16", TestSafeUint16ToInt16, NULL, NULL, NULL); + AddTestCase(ConversionTestSuite, "Test SafeInt32ToInt8", "TestSafeInt32ToInt8", TestSafeInt32ToInt8, NULL, NULL, NULL); + AddTestCase(ConversionTestSuite, "Test SafeInt32ToChar8", "TestSafeInt32ToChar8", TestSafeInt32ToChar8, NULL, NULL, NULL); + AddTestCase(ConversionTestSuite, "Test SafeInt32ToUint8", "TestSafeInt32ToUint8", TestSafeInt32ToUint8, NULL, NULL, NULL); + AddTestCase(ConversionTestSuite, "Test SafeInt32ToInt16", "TestSafeInt32ToInt16", TestSafeInt32ToInt16, NULL, NULL, NULL); + AddTestCase(ConversionTestSuite, "Test SafeInt32ToUint16", "TestSafeInt32ToUint16", TestSafeInt32ToUint16, NULL, NULL, NULL); + AddTestCase(ConversionTestSuite, "Test SafeInt32ToUint32", "TestSafeInt32ToUint32", TestSafeInt32ToUint32, NULL, NULL, NULL); + AddTestCase(ConversionTestSuite, "Test SafeInt32ToUintn", "TestSafeInt32ToUintn", TestSafeInt32ToUintn, NULL, NULL, NULL); + AddTestCase(ConversionTestSuite, "Test SafeInt32ToUint64", "TestSafeInt32ToUint64", TestSafeInt32ToUint64, NULL, NULL, NULL); + AddTestCase(ConversionTestSuite, "Test SafeUint32ToInt8", "TestSafeUint32ToInt8", TestSafeUint32ToInt8, NULL, NULL, NULL); + AddTestCase(ConversionTestSuite, "Test SafeUint32ToChar8", "TestSafeUint32ToChar8", TestSafeUint32ToChar8, NULL, NULL, NULL); + AddTestCase(ConversionTestSuite, "Test SafeUint32ToUint8", "TestSafeUint32ToUint8", TestSafeUint32ToUint8, NULL, NULL, NULL); + AddTestCase(ConversionTestSuite, "Test SafeUint32ToInt16", "TestSafeUint32ToInt16", TestSafeUint32ToInt16, NULL, NULL, NULL); + AddTestCase(ConversionTestSuite, "Test SafeUint32ToUint16", "TestSafeUint32ToUint16", TestSafeUint32ToUint16, NULL, NULL, NULL); + AddTestCase(ConversionTestSuite, "Test SafeUint32ToInt32", "TestSafeUint32ToInt32", TestSafeUint32ToInt32, NULL, NULL, NULL); + AddTestCase(ConversionTestSuite, "Test SafeUint32ToIntn", "TestSafeUint32ToIntn", TestSafeUint32ToIntn, NULL, NULL, NULL); + AddTestCase(ConversionTestSuite, "Test SafeIntnToInt8", "TestSafeIntnToInt8", TestSafeIntnToInt8, NULL, NULL, NULL); + AddTestCase(ConversionTestSuite, "Test SafeIntnToChar8", "TestSafeIntnToChar8", TestSafeIntnToChar8, NULL, NULL, NULL); + AddTestCase(ConversionTestSuite, "Test SafeIntnToUint8", "TestSafeIntnToUint8", TestSafeIntnToUint8, NULL, NULL, NULL); + AddTestCase(ConversionTestSuite, "Test SafeIntnToInt16", "TestSafeIntnToInt16", TestSafeIntnToInt16, NULL, NULL, NULL); + AddTestCase(ConversionTestSuite, "Test SafeIntnToUint16", "TestSafeIntnToUint16", TestSafeIntnToUint16, NULL, NULL, NULL); + AddTestCase(ConversionTestSuite, "Test SafeIntnToInt32", "TestSafeIntnToInt32", TestSafeIntnToInt32, NULL, NULL, NULL); + AddTestCase(ConversionTestSuite, "Test SafeIntnToUint32", "TestSafeIntnToUint32", TestSafeIntnToUint32, NULL, NULL, NULL); + AddTestCase(ConversionTestSuite, "Test SafeIntnToUintn", "TestSafeIntnToUintn", TestSafeIntnToUintn, NULL, NULL, NULL); + AddTestCase(ConversionTestSuite, "Test SafeIntnToUint64", "TestSafeIntnToUint64", TestSafeIntnToUint64, NULL, NULL, NULL); + AddTestCase(ConversionTestSuite, "Test SafeUintnToInt8", "TestSafeUintnToInt8", TestSafeUintnToInt8, NULL, NULL, NULL); + AddTestCase(ConversionTestSuite, "Test SafeUintnToChar8", "TestSafeUintnToChar8", TestSafeUintnToChar8, NULL, NULL, NULL); + AddTestCase(ConversionTestSuite, "Test SafeUintnToUint8", "TestSafeUintnToUint8", TestSafeUintnToUint8, NULL, NULL, NULL); + AddTestCase(ConversionTestSuite, "Test SafeUintnToInt16", "TestSafeUintnToInt16", TestSafeUintnToInt16, NULL, NULL, NULL); + AddTestCase(ConversionTestSuite, "Test SafeUintnToUint16", "TestSafeUintnToUint16", TestSafeUintnToUint16, NULL, NULL, NULL); + AddTestCase(ConversionTestSuite, "Test SafeUintnToInt32", "TestSafeUintnToInt32", TestSafeUintnToInt32, NULL, NULL, NULL); + AddTestCase(ConversionTestSuite, "Test SafeUintnToUint32", "TestSafeUintnToUint32", TestSafeUintnToUint32, NULL, NULL, NULL); + AddTestCase(ConversionTestSuite, "Test SafeUintnToIntn", "TestSafeUintnToIntn", TestSafeUintnToIntn, NULL, NULL, NULL); + AddTestCase(ConversionTestSuite, "Test SafeUintnToInt64", "TestSafeUintnToInt64", TestSafeUintnToInt64, NULL, NULL, NULL); + AddTestCase(ConversionTestSuite, "Test SafeInt64ToInt8", "TestSafeInt64ToInt8", TestSafeInt64ToInt8, NULL, NULL, NULL); + AddTestCase(ConversionTestSuite, "Test SafeInt64ToChar8", "TestSafeInt64ToChar8", TestSafeInt64ToChar8, NULL, NULL, NULL); + AddTestCase(ConversionTestSuite, "Test SafeInt64ToUint8", "TestSafeInt64ToUint8", TestSafeInt64ToUint8, NULL, NULL, NULL); + AddTestCase(ConversionTestSuite, "Test SafeInt64ToInt16", "TestSafeInt64ToInt16", TestSafeInt64ToInt16, NULL, NULL, NULL); + AddTestCase(ConversionTestSuite, "Test SafeInt64ToUint16", "TestSafeInt64ToUint16", TestSafeInt64ToUint16, NULL, NULL, NULL); + AddTestCase(ConversionTestSuite, "Test SafeInt64ToInt32", "TestSafeInt64ToInt32", TestSafeInt64ToInt32, NULL, NULL, NULL); + AddTestCase(ConversionTestSuite, "Test SafeInt64ToUint32", "TestSafeInt64ToUint32", TestSafeInt64ToUint32, NULL, NULL, NULL); + AddTestCase(ConversionTestSuite, "Test SafeInt64ToIntn", "TestSafeInt64ToIntn", TestSafeInt64ToIntn, NULL, NULL, NULL); + AddTestCase(ConversionTestSuite, "Test SafeInt64ToUintn", "TestSafeInt64ToUintn", TestSafeInt64ToUintn, NULL, NULL, NULL); + AddTestCase(ConversionTestSuite, "Test SafeInt64ToUint64", "TestSafeInt64ToUint64", TestSafeInt64ToUint64, NULL, NULL, NULL); + AddTestCase(ConversionTestSuite, "Test SafeUint64ToInt8", "TestSafeUint64ToInt8", TestSafeUint64ToInt8, NULL, NULL, NULL); + AddTestCase(ConversionTestSuite, "Test SafeUint64ToChar8", "TestSafeUint64ToChar8", TestSafeUint64ToChar8, NULL, NULL, NULL); + AddTestCase(ConversionTestSuite, "Test SafeUint64ToUint8", "TestSafeUint64ToUint8", TestSafeUint64ToUint8, NULL, NULL, NULL); + AddTestCase(ConversionTestSuite, "Test SafeUint64ToInt16", "TestSafeUint64ToInt16", TestSafeUint64ToInt16, NULL, NULL, NULL); + AddTestCase(ConversionTestSuite, "Test SafeUint64ToUint16", "TestSafeUint64ToUint16", TestSafeUint64ToUint16, NULL, NULL, NULL); + AddTestCase(ConversionTestSuite, "Test SafeUint64ToInt32", "TestSafeUint64ToInt32", TestSafeUint64ToInt32, NULL, NULL, NULL); + AddTestCase(ConversionTestSuite, "Test SafeUint64ToUint32", "TestSafeUint64ToUint32", TestSafeUint64ToUint32, NULL, NULL, NULL); + AddTestCase(ConversionTestSuite, "Test SafeUint64ToIntn", "TestSafeUint64ToIntn", TestSafeUint64ToIntn, NULL, NULL, NULL); + AddTestCase(ConversionTestSuite, "Test SafeUint64ToUintn", "TestSafeUint64ToUintn", TestSafeUint64ToUintn, NULL, NULL, NULL); + AddTestCase(ConversionTestSuite, "Test SafeUint64ToInt64", "TestSafeUint64ToInt64", TestSafeUint64ToInt64, NULL, NULL, NULL); + + // + // Test the addition and subtraction functions + // + Status = CreateUnitTestSuite(&AdditionSubtractionTestSuite, Framework, "Int Safe Add/Subtract Test Suite", "Common.SafeInt.AddSubtract", NULL, NULL); + if (EFI_ERROR(Status)) { + DEBUG((DEBUG_ERROR, "Failed in CreateUnitTestSuite for Int Safe Add/Subtract Test Suite\n")); + Status = EFI_OUT_OF_RESOURCES; + goto EXIT; + } + AddTestCase(AdditionSubtractionTestSuite, "Test SafeUint8Add", "TestSafeUint8Add", TestSafeUint8Add, NULL, NULL, NULL); + AddTestCase(AdditionSubtractionTestSuite, "Test SafeUint16Add", "TestSafeUint16Add", TestSafeUint16Add, NULL, NULL, NULL); + AddTestCase(AdditionSubtractionTestSuite, "Test SafeUint32Add", "TestSafeUint32Add", TestSafeUint32Add, NULL, NULL, NULL); + AddTestCase(AdditionSubtractionTestSuite, "Test SafeUintnAdd", "TestSafeUintnAdd", TestSafeUintnAdd, NULL, NULL, NULL); + AddTestCase(AdditionSubtractionTestSuite, "Test SafeUint64Add", "TestSafeUint64Add", TestSafeUint64Add, NULL, NULL, NULL); + AddTestCase(AdditionSubtractionTestSuite, "Test SafeInt8Add", "TestSafeInt8Add", TestSafeInt8Add, NULL, NULL, NULL); + AddTestCase(AdditionSubtractionTestSuite, "Test SafeInt16Add", "TestSafeInt16Add", TestSafeInt16Add, NULL, NULL, NULL); + AddTestCase(AdditionSubtractionTestSuite, "Test SafeInt32Add", "TestSafeInt32Add", TestSafeInt32Add, NULL, NULL, NULL); + AddTestCase(AdditionSubtractionTestSuite, "Test SafeIntnAdd", "TestSafeIntnAdd", TestSafeIntnAdd, NULL, NULL, NULL); + AddTestCase(AdditionSubtractionTestSuite, "Test SafeInt64Add", "TestSafeInt64Add", TestSafeInt64Add, NULL, NULL, NULL); + AddTestCase(AdditionSubtractionTestSuite, "Test SafeUint8Sub", "TestSafeUint8Sub", TestSafeUint8Sub, NULL, NULL, NULL); + AddTestCase(AdditionSubtractionTestSuite, "Test SafeUint16Sub", "TestSafeUint16Sub", TestSafeUint16Sub, NULL, NULL, NULL); + AddTestCase(AdditionSubtractionTestSuite, "Test SafeUint32Sub", "TestSafeUint32Sub", TestSafeUint32Sub, NULL, NULL, NULL); + AddTestCase(AdditionSubtractionTestSuite, "Test SafeUintnSub", "TestSafeUintnSub", TestSafeUintnSub, NULL, NULL, NULL); + AddTestCase(AdditionSubtractionTestSuite, "Test SafeUint64Sub", "TestSafeUint64Sub", TestSafeUint64Sub, NULL, NULL, NULL); + AddTestCase(AdditionSubtractionTestSuite, "Test SafeInt8Sub", "TestSafeInt8Sub", TestSafeInt8Sub, NULL, NULL, NULL); + AddTestCase(AdditionSubtractionTestSuite, "Test SafeInt16Sub", "TestSafeInt16Sub", TestSafeInt16Sub, NULL, NULL, NULL); + AddTestCase(AdditionSubtractionTestSuite, "Test SafeInt32Sub", "TestSafeInt32Sub", TestSafeInt32Sub, NULL, NULL, NULL); + AddTestCase(AdditionSubtractionTestSuite, "Test SafeIntnSub", "TestSafeIntnSub", TestSafeIntnSub, NULL, NULL, NULL); + AddTestCase(AdditionSubtractionTestSuite, "Test SafeInt64Sub", "TestSafeInt64Sub", TestSafeInt64Sub, NULL, NULL, NULL); + + // + // Test the multiplication functions + // + Status = CreateUnitTestSuite(&MultiplicationTestSuite, Framework, "Int Safe Multiply Test Suite", "Common.SafeInt.Multiply", NULL, NULL); + if (EFI_ERROR(Status)) { + DEBUG((DEBUG_ERROR, "Failed in CreateUnitTestSuite for Int Safe Multiply Test Suite\n")); + Status = EFI_OUT_OF_RESOURCES; + goto EXIT; + } + AddTestCase(MultiplicationTestSuite, "Test SafeUint8Mult", "TestSafeUint8Mult", TestSafeUint8Mult, NULL, NULL, NULL); + AddTestCase(MultiplicationTestSuite, "Test SafeUint16Mult", "TestSafeUint16Mult", TestSafeUint16Mult, NULL, NULL, NULL); + AddTestCase(MultiplicationTestSuite, "Test SafeUint32Mult", "TestSafeUint32Mult", TestSafeUint32Mult, NULL, NULL, NULL); + AddTestCase(MultiplicationTestSuite, "Test SafeUintnMult", "TestSafeUintnMult", TestSafeUintnMult, NULL, NULL, NULL); + AddTestCase(MultiplicationTestSuite, "Test SafeUint64Mult", "TestSafeUint64Mult", TestSafeUint64Mult, NULL, NULL, NULL); + AddTestCase(MultiplicationTestSuite, "Test SafeInt8Mult", "TestSafeInt8Mult", TestSafeInt8Mult, NULL, NULL, NULL); + AddTestCase(MultiplicationTestSuite, "Test SafeInt16Mult", "TestSafeInt16Mult", TestSafeInt16Mult, NULL, NULL, NULL); + AddTestCase(MultiplicationTestSuite, "Test SafeInt32Mult", "TestSafeInt32Mult", TestSafeInt32Mult, NULL, NULL, NULL); + AddTestCase(MultiplicationTestSuite, "Test SafeIntnMult", "TestSafeIntnMult", TestSafeIntnMult, NULL, NULL, NULL); + AddTestCase(MultiplicationTestSuite, "Test SafeInt64Mult", "TestSafeInt64Mult", TestSafeInt64Mult, NULL, NULL, NULL); + + // + // Execute the tests. + // + Status = RunAllTestSuites(Framework); + +EXIT: + if (Framework != NULL) { + FreeUnitTestFramework(Framework); + } + + return Status; +} + +EFI_STATUS +EFIAPI +PeiEntryPoint ( + IN EFI_PEI_FILE_HANDLE FileHandle, + IN CONST EFI_PEI_SERVICES **PeiServices + ) +{ + return UefiTestMain (); +} + +EFI_STATUS +EFIAPI +DxeEntryPoint ( + IN EFI_HANDLE ImageHandle, + IN EFI_SYSTEM_TABLE *SystemTable + ) +{ + return UefiTestMain (); +} + +int +main ( + int argc, + char *argv[] + ) +{ + return UefiTestMain (); +} |