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Diffstat (limited to 'tests/rollback_index2_tests.c')
-rw-r--r--tests/rollback_index2_tests.c98
1 files changed, 59 insertions, 39 deletions
diff --git a/tests/rollback_index2_tests.c b/tests/rollback_index2_tests.c
index a092406d..9df8b06d 100644
--- a/tests/rollback_index2_tests.c
+++ b/tests/rollback_index2_tests.c
@@ -75,9 +75,20 @@ static void ResetMocks(int fail_on_call, uint32_t fail_with_err)
fail_with_error = fail_with_err;
memset(&mock_pflags, 0, sizeof(mock_pflags));
+
memset(&mock_rsf, 0, sizeof(mock_rsf));
+ mock_rsf.struct_version = ROLLBACK_SPACE_FIRMWARE_VERSION;
+ mock_rsf.crc8 = vb2_crc8(&mock_rsf,
+ offsetof(RollbackSpaceFirmware, crc8));
+
memset(&mock_rsk, 0, sizeof(mock_rsk));
- mock_permissions = 0;
+ mock_rsk.uid = ROLLBACK_SPACE_KERNEL_UID;
+ mock_rsk.struct_version = ROLLBACK_SPACE_KERNEL_VERSION;
+ mock_rsk.kernel_versions = 0x87654321;
+ mock_rsk.crc8 = vb2_crc8(&mock_rsk,
+ offsetof(RollbackSpaceKernel, crc8));
+
+ mock_permissions = TPM_NV_PER_PPWRITE;
memset(mock_fwmp.buf, 0, sizeof(mock_fwmp.buf));
mock_fwmp.fwmp.struct_size = sizeof(mock_fwmp.fwmp);
@@ -250,31 +261,30 @@ static void FirmwareSpaceTest(void)
{
RollbackSpaceFirmware rsf;
- /* A read with old version should fail */
+ /* Old version, valid CRC */
ResetMocks(0, 0);
- mock_rsf.struct_version = ROLLBACK_SPACE_FIRMWARE_VERSION - 1;
+ mock_rsf.struct_version -= 1;
+ mock_rsf.crc8 = vb2_crc8(&mock_rsf,
+ offsetof(RollbackSpaceFirmware, crc8));
TEST_EQ(ReadSpaceFirmware(&rsf), TPM_E_STRUCT_VERSION,
"ReadSpaceFirmware(), old version");
TEST_STR_EQ(mock_calls,
"TlclRead(0x1007, 10)\n",
"tlcl calls");
- /* A read with current version should fail on bad CRC */
+ /* Current version, bad CRC */
ResetMocks(0, 0);
- mock_rsf.struct_version = ROLLBACK_SPACE_FIRMWARE_VERSION;
+ mock_rsf.crc8 = 0;
TEST_EQ(ReadSpaceFirmware(&rsf), TPM_E_CORRUPTED_STATE,
- "ReadSpaceFirmware(), current version, bad CRC");
+ "ReadSpaceFirmware(), bad CRC");
TEST_STR_EQ(mock_calls,
"TlclRead(0x1007, 10)\n",
"tlcl calls");
- /* Current version with valid CRC */
+ /* Current version, valid CRC */
ResetMocks(0, 0);
- mock_rsf.struct_version = ROLLBACK_SPACE_FIRMWARE_VERSION;
- mock_rsf.crc8 = vb2_crc8(&mock_rsf,
- offsetof(RollbackSpaceFirmware, crc8));
TEST_EQ(ReadSpaceFirmware(&rsf), 0,
- "ReadSpaceFirmware(), current version, good CRC");
+ "ReadSpaceFirmware(), successful read");
TEST_STR_EQ(mock_calls,
"TlclRead(0x1007, 10)\n",
"tlcl calls");
@@ -287,32 +297,55 @@ static void KernelSpaceTest(void)
{
RollbackSpaceKernel rsk;
- /* A read with version old version should fail */
+ /* Current version, bad perms, valid CRC, valid UID */
+ ResetMocks(0, 0);
+ mock_permissions = 0;
+ TEST_EQ(ReadSpaceKernel(&rsk), TPM_E_CORRUPTED_STATE,
+ "ReadSpaceKernel(), bad permissions");
+ TEST_STR_EQ(mock_calls,
+ "TlclGetPermissions(0x1008)\n",
+ "tlcl calls");
+
+ /* Old version, good perms, valid CRC, valid UID */
ResetMocks(0, 0);
- mock_rsk.struct_version = ROLLBACK_SPACE_KERNEL_VERSION - 1;
+ mock_rsk.struct_version -= 1;
+ mock_rsk.crc8 = vb2_crc8(&mock_rsk,
+ offsetof(RollbackSpaceKernel, crc8));
TEST_EQ(ReadSpaceKernel(&rsk), TPM_E_STRUCT_VERSION,
"ReadSpaceKernel(), old version");
TEST_STR_EQ(mock_calls,
+ "TlclGetPermissions(0x1008)\n"
"TlclRead(0x1008, 13)\n",
"tlcl calls");
- /* A read with current version should fail on bad CRC */
+ /* Current version, good perms, bad CRC, valid UID */
ResetMocks(0, 0);
- mock_rsk.struct_version = ROLLBACK_SPACE_KERNEL_VERSION;
+ mock_rsk.crc8 = 0;
TEST_EQ(ReadSpaceKernel(&rsk), TPM_E_CORRUPTED_STATE,
- "ReadSpaceKernel(), current version, bad CRC");
+ "ReadSpaceKernel(), bad CRC");
TEST_STR_EQ(mock_calls,
+ "TlclGetPermissions(0x1008)\n"
"TlclRead(0x1008, 13)\n",
"tlcl calls");
- /* Current version with valid CRC */
+ /* Current version, good perms, valid CRC, bad UID */
ResetMocks(0, 0);
- mock_rsk.struct_version = ROLLBACK_SPACE_KERNEL_VERSION;
+ mock_rsk.uid = 0;
mock_rsk.crc8 = vb2_crc8(&mock_rsk,
offsetof(RollbackSpaceKernel, crc8));
+ TEST_EQ(ReadSpaceKernel(&rsk), TPM_E_CORRUPTED_STATE,
+ "ReadSpaceKernel(), bad UID");
+ TEST_STR_EQ(mock_calls,
+ "TlclGetPermissions(0x1008)\n"
+ "TlclRead(0x1008, 13)\n",
+ "tlcl calls");
+
+ /* Current version, good perms, valid CRC, valid UID */
+ ResetMocks(0, 0);
TEST_EQ(ReadSpaceKernel(&rsk), 0,
- "ReadSpaceKernel(), current version, good CRC");
+ "ReadSpaceKernel(), successful read");
TEST_STR_EQ(mock_calls,
+ "TlclGetPermissions(0x1008)\n"
"TlclRead(0x1008, 13)\n",
"tlcl calls");
}
@@ -364,16 +397,10 @@ static void RollbackKernelTest(void)
/* Normal read */
ResetMocks(0, 0);
- mock_rsk.uid = ROLLBACK_SPACE_KERNEL_UID;
- mock_rsk.struct_version = ROLLBACK_SPACE_KERNEL_VERSION;
- mock_rsk.kernel_versions = 0x87654321;
- mock_rsk.crc8 = vb2_crc8(&mock_rsk,
- offsetof(RollbackSpaceKernel, crc8));
- mock_permissions = TPM_NV_PER_PPWRITE;
TEST_EQ(RollbackKernelRead(&version), 0, "RollbackKernelRead()");
TEST_STR_EQ(mock_calls,
- "TlclRead(0x1008, 13)\n"
- "TlclGetPermissions(0x1008)\n",
+ "TlclGetPermissions(0x1008)\n"
+ "TlclRead(0x1008, 13)\n",
"tlcl calls");
TEST_EQ(version, 0x87654321, "RollbackKernelRead() version");
@@ -381,34 +408,27 @@ static void RollbackKernelTest(void)
ResetMocks(1, TPM_E_IOERROR);
TEST_EQ(RollbackKernelRead(&version), TPM_E_IOERROR,
"RollbackKernelRead() error");
- TEST_STR_EQ(mock_calls,
- "TlclRead(0x1008, 13)\n",
- "tlcl calls");
/* Wrong permission or UID will return error */
ResetMocks(0, 0);
- mock_rsk.uid = ROLLBACK_SPACE_KERNEL_UID + 1;
- mock_rsk.struct_version = ROLLBACK_SPACE_KERNEL_VERSION;
- mock_permissions = TPM_NV_PER_PPWRITE;
+ mock_rsk.uid = 0;
+ mock_rsk.crc8 = vb2_crc8(&mock_rsk,
+ offsetof(RollbackSpaceKernel, crc8));
TEST_EQ(RollbackKernelRead(&version), TPM_E_CORRUPTED_STATE,
"RollbackKernelRead() bad uid");
ResetMocks(0, 0);
- mock_rsk.uid = ROLLBACK_SPACE_KERNEL_UID;
- mock_rsk.struct_version = ROLLBACK_SPACE_KERNEL_VERSION;
- mock_permissions = TPM_NV_PER_PPWRITE + 1;
+ mock_permissions = 0;
TEST_EQ(RollbackKernelRead(&version), TPM_E_CORRUPTED_STATE,
"RollbackKernelRead() bad permissions");
/* Test write */
ResetMocks(0, 0);
- mock_rsk.struct_version = ROLLBACK_SPACE_KERNEL_VERSION;
- mock_rsk.crc8 = vb2_crc8(&mock_rsk,
- offsetof(RollbackSpaceKernel, crc8));
TEST_EQ(RollbackKernelWrite(0xBEAD4321), 0, "RollbackKernelWrite()");
TEST_EQ(mock_rsk.kernel_versions, 0xBEAD4321,
"RollbackKernelWrite() version");
TEST_STR_EQ(mock_calls,
+ "TlclGetPermissions(0x1008)\n"
"TlclRead(0x1008, 13)\n"
"TlclWrite(0x1008, 13)\n",
"tlcl calls");
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