[PATCH] uefirtvariable: Add new test for UEFI runtime GetVariable
Ivan Hu
ivan.hu at canonical.com
Fri Nov 23 09:25:35 UTC 2012
This tests the UEFI runtime service GetVariable interface by
checking data, datasize and different attributes of variable.
Signed-off-by: Ivan Hu <ivan.hu at canonical.com>
---
src/Makefile.am | 3 +-
src/uefi/uefirtvariable/uefirtvariable.c | 178 ++++++++++++++++++++++++++++++
2 files changed, 180 insertions(+), 1 deletion(-)
create mode 100644 src/uefi/uefirtvariable/uefirtvariable.c
diff --git a/src/Makefile.am b/src/Makefile.am
index e82c7a9..fc09423 100644
--- a/src/Makefile.am
+++ b/src/Makefile.am
@@ -67,7 +67,8 @@ fwts_SOURCES = main.c \
kernel/oops/oops.c \
uefi/csm/csm.c \
uefi/uefidump/uefidump.c \
- uefi/uefirttime/uefirttime.c
+ uefi/uefirttime/uefirttime.c \
+ uefi/uefirtvariable/uefirtvariable.c
fwts_LDFLAGS = -ljson -lm
diff --git a/src/uefi/uefirtvariable/uefirtvariable.c b/src/uefi/uefirtvariable/uefirtvariable.c
new file mode 100644
index 0000000..6eea0ec
--- /dev/null
+++ b/src/uefi/uefirtvariable/uefirtvariable.c
@@ -0,0 +1,178 @@
+/*
+ * Copyright (C) 2012 Canonical
+ *
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License
+ * as published by the Free Software Foundation; either version 2
+ * of the License, or (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
+ *
+ */
+
+#include <inttypes.h>
+#include <stdio.h>
+#include <stddef.h>
+#include <sys/ioctl.h>
+#include <fcntl.h>
+
+#include "fwts.h"
+#include "fwts_uefi.h"
+#include "efi_runtime.h"
+#include "fwts_efi_module.h"
+
+#define TEST_GUID1 \
+{ \
+ 0xF6FAB04F, 0xACAF, 0x4af3, {0xB9, 0xFA, 0xDC, \
+ 0xF9, 0x7F, 0xB4, 0x42, 0x6F} \
+}
+
+#define EFI_VARIABLE_NON_VOLATILE 0x0000000000000001
+#define EFI_VARIABLE_BOOTSERVICE_ACCESS 0x0000000000000002
+#define EFI_VARIABLE_RUNTIME_ACCESS 0x0000000000000004
+
+#define EFI_SUCCESS 0
+
+static int fd;
+EFI_GUID gtestguid1 = TEST_GUID1;
+
+unsigned short variablenametest[] = {'T', 'e', 's', 't', 'v', 'a', 'r', '\0'};
+
+static int uefirtvariable_init(fwts_framework *fw)
+{
+ if (fwts_firmware_detect() != FWTS_FIRMWARE_UEFI) {
+ fwts_log_info(fw, "Cannot detect any UEFI firmware. Aborted.");
+ return FWTS_ABORTED;
+ }
+
+ if (fwts_lib_efi_runtime_load_module(fw) != FWTS_OK) {
+ fwts_log_info(fw, "Cannot load efi_runtime module. Aborted.");
+ return FWTS_ABORTED;
+ }
+
+ fd = open("/dev/efi_runtime", O_RDONLY);
+ if (fd == -1) {
+ fwts_log_info(fw, "Cannot open efi_runtime driver. Aborted.");
+ return FWTS_ABORTED;
+ }
+
+ return FWTS_OK;
+}
+
+static int uefirtvariable_deinit(fwts_framework *fw)
+{
+ FWTS_UNUSED(fw);
+
+ close(fd);
+
+ return FWTS_OK;
+}
+
+static int uefirtvariable_test1(fwts_framework *fw)
+{
+ long ioret;
+ struct efi_getvariable getvariable;
+ struct efi_setvariable setvariable;
+
+ uint64_t status;
+ uint8_t data[1024], testdata[1024];
+ uint64_t dataindex, subindex, datasize = 10;
+ uint32_t attributestest;
+ uint32_t attributesarray[] = { EFI_VARIABLE_BOOTSERVICE_ACCESS,
+ EFI_VARIABLE_NON_VOLATILE | EFI_VARIABLE_BOOTSERVICE_ACCESS,
+ EFI_VARIABLE_BOOTSERVICE_ACCESS | EFI_VARIABLE_RUNTIME_ACCESS,
+ EFI_VARIABLE_NON_VOLATILE | EFI_VARIABLE_BOOTSERVICE_ACCESS | EFI_VARIABLE_RUNTIME_ACCESS };
+
+ for (subindex = 0; subindex < 4; subindex++) {
+ for (dataindex = 0; dataindex < 10; dataindex++)
+ data[dataindex] = (uint8_t)dataindex;
+
+ setvariable.VariableName = variablenametest;
+ setvariable.VendorGuid = >estguid1;
+ setvariable.Attributes = attributesarray[subindex];
+ setvariable.DataSize = datasize;
+ setvariable.Data = data;
+ setvariable.status = &status;
+
+ ioret = ioctl(fd, EFI_RUNTIME_SET_VARIABLE, &setvariable);
+
+ if (ioret == -1) {
+ fwts_failed(fw, LOG_LEVEL_HIGH, "UEFIRuntimeSetVariable",
+ "Failed to set variable with UEFI runtime service.");
+ return FWTS_ERROR;
+ }
+
+ getvariable.VariableName = variablenametest;
+ getvariable.VendorGuid = >estguid1;
+ getvariable.Attributes = &attributestest;
+ getvariable.DataSize = &datasize;
+ getvariable.Data = testdata;
+ getvariable.status = &status;
+
+ ioret = ioctl(fd, EFI_RUNTIME_GET_VARIABLE, &getvariable);
+ if (ioret == -1) {
+ fwts_failed(fw, LOG_LEVEL_HIGH, "UEFIRuntimeGetVariable",
+ "Failed to get variable with UEFI runtime service.");
+ return FWTS_ERROR;
+ }
+
+ if (*getvariable.status != EFI_SUCCESS) {
+ fwts_failed(fw, LOG_LEVEL_HIGH, "UEFIRuntimeGetVariableStatus",
+ "Failed to get variable, return status isn't EFI_SUCCESS.");
+ return FWTS_ERROR;
+ } else if (*getvariable.Attributes != attributesarray[subindex]) {
+ fwts_failed(fw, LOG_LEVEL_HIGH, "UEFIRuntimeGetVariableAttributes",
+ "Failed to get variable with right attributes.");
+ return FWTS_ERROR;
+ } else if (datasize != 10) {
+ fwts_failed(fw, LOG_LEVEL_HIGH, "UEFIRuntimeGetVariableDataSize",
+ "Failed to get variable with correct datasize.");
+ return FWTS_ERROR;
+ } else {
+ for (dataindex = 0; dataindex < 10; dataindex++) {
+ if (data[dataindex] != (uint8_t)dataindex) {
+ fwts_failed(fw, LOG_LEVEL_HIGH, "UEFIRuntimeGetVariableData",
+ "Failed to get variable with correct data.");
+ return FWTS_ERROR;
+ }
+ }
+ }
+
+ /* delete the variable */
+ setvariable.DataSize = 0;
+
+ ioret = ioctl(fd, EFI_RUNTIME_SET_VARIABLE, &setvariable);
+
+ if (ioret == -1) {
+ fwts_failed(fw, LOG_LEVEL_HIGH, "UEFIRuntimeSetVariable",
+ "Failed to set variable with UEFI runtime service.");
+ return FWTS_ERROR;
+ }
+ }
+
+ fwts_passed(fw, "UEFI runtime service GetVariable interface test passed.");
+
+ return FWTS_OK;
+}
+
+
+static fwts_framework_minor_test uefirtvariable_tests[] = {
+ { uefirtvariable_test1, "Test UEFI RT service get variable interface." },
+ { NULL, NULL }
+};
+
+static fwts_framework_ops uefirtvariable_ops = {
+ .description = "UEFI Runtime service variable interface tests.",
+ .init = uefirtvariable_init,
+ .deinit = uefirtvariable_deinit,
+ .minor_tests = uefirtvariable_tests
+};
+
+FWTS_REGISTER(uefirtvariable, &uefirtvariable_ops, FWTS_TEST_ANYTIME, FWTS_FLAG_UNSAFE | FWTS_FLAG_ROOT_PRIV);
--
1.7.10.4
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