[U-Boot] [PATCH for 2018.05 8/8] efi_selftest: test EFI_DEVICE_PATH_UTILITIES_PROTOCOL
Heinrich Schuchardt
xypron.glpk at gmx.de
Sat Apr 14 17:49:15 UTC 2018
Provide unit tests for the EFI_DEVICE_PATH_UTILITIES_PROTOCOL.
Signed-off-by: Heinrich Schuchardt <xypron.glpk at gmx.de>
---
lib/efi_selftest/Makefile | 1 +
lib/efi_selftest/efi_selftest_devicepath_util.c | 275 ++++++++++++++++++++++++
2 files changed, 276 insertions(+)
create mode 100644 lib/efi_selftest/efi_selftest_devicepath_util.c
diff --git a/lib/efi_selftest/Makefile b/lib/efi_selftest/Makefile
index 2ca58cebe4..ddc2b87317 100644
--- a/lib/efi_selftest/Makefile
+++ b/lib/efi_selftest/Makefile
@@ -18,6 +18,7 @@ efi_selftest_bitblt.o \
efi_selftest_controllers.o \
efi_selftest_console.o \
efi_selftest_devicepath.o \
+efi_selftest_devicepath_util.o \
efi_selftest_events.o \
efi_selftest_event_groups.o \
efi_selftest_exitbootservices.o \
diff --git a/lib/efi_selftest/efi_selftest_devicepath_util.c b/lib/efi_selftest/efi_selftest_devicepath_util.c
new file mode 100644
index 0000000000..fa011e5253
--- /dev/null
+++ b/lib/efi_selftest/efi_selftest_devicepath_util.c
@@ -0,0 +1,275 @@
+/*
+ * efi_selftest_devicepath
+ *
+ * Copyright (c) 2017 Heinrich Schuchardt <xypron.glpk at gmx.de>
+ *
+ * SPDX-License-Identifier: GPL-2.0+
+ *
+ * This unit test checks the following protocol services:
+ * DevicePathToText
+ */
+
+#include <efi_selftest.h>
+
+static struct efi_boot_services *boottime;
+
+static efi_guid_t guid_device_path_utilities_protocol =
+ EFI_DEVICE_PATH_UTILITIES_PROTOCOL_GUID;
+
+struct efi_device_path_utilities_protocol *dpu;
+
+/*
+ * Setup unit test.
+ *
+ * @handle: handle of the loaded image
+ * @systable: system table
+ */
+static int setup(const efi_handle_t img_handle,
+ const struct efi_system_table *systable)
+{
+ int ret;
+
+ boottime = systable->boottime;
+
+ ret = boottime->locate_protocol(&guid_device_path_utilities_protocol,
+ NULL, (void **)&dpu);
+ if (ret != EFI_SUCCESS) {
+ dpu = NULL;
+ efi_st_error(
+ "Device path to text protocol is not available.\n");
+ return EFI_ST_FAILURE;
+ }
+
+ return EFI_ST_SUCCESS;
+}
+
+static int create_single_node_device_path(unsigned int length,
+ struct efi_device_path **dp1)
+{
+ struct efi_device_path *node;
+ efi_uintn_t len;
+ int ret;
+
+ node = dpu->create_device_node(DEVICE_PATH_TYPE_MEDIA_DEVICE,
+ DEVICE_PATH_SUB_TYPE_FILE_PATH, length);
+ if (!node) {
+ efi_st_error("CreateDeviceNode failed\n");
+ return EFI_ST_FAILURE;
+ }
+ *dp1 = dpu->append_device_node(NULL, node);
+ if (!*dp1) {
+ efi_st_error("AppendDeviceNode failed\n");
+ return EFI_ST_FAILURE;
+ }
+ ret = boottime->free_pool(node);
+ if (ret != EFI_ST_SUCCESS) {
+ efi_st_error("FreePool failed\n");
+ return EFI_ST_FAILURE;
+ }
+ len = dpu->get_device_path_size(*dp1);
+ if (len != length + 4) {
+ efi_st_error("Wrong device path length %u, expected %u\n",
+ (unsigned int)len, length);
+ return EFI_ST_FAILURE;
+ }
+ return EFI_ST_SUCCESS;
+}
+
+/*
+ * Execute unit test.
+ *
+ */
+static int execute(void)
+{
+ struct efi_device_path *dp1;
+ struct efi_device_path *dp2;
+ struct efi_device_path *dp3;
+
+ efi_uintn_t len;
+ int ret;
+
+ /* IsDevicePathMultiInstance(NULL) */
+ if (dpu->is_device_path_multi_instance(NULL)) {
+ efi_st_error("IsDevicePathMultiInstance(NULL) returned true\n");
+ return EFI_ST_FAILURE;
+ }
+ /* GetDevicePathSize(NULL) */
+ len = dpu->get_device_path_size(NULL);
+ if (len) {
+ efi_st_error("Wrong device path length %u, expected 0\n",
+ (unsigned int)len);
+ return EFI_ST_FAILURE;
+ }
+ /* DuplicateDevicePath(NULL) */
+ dp1 = dpu->duplicate_device_path(NULL);
+ if (dp1) {
+ efi_st_error("DuplicateDevicePath(NULL) failed\n");
+ return EFI_ST_FAILURE;
+ }
+ /* AppendDevicePath(NULL, NULL) */
+ dp1 = dpu->append_device_path(NULL, NULL);
+ if (!dp1) {
+ efi_st_error("AppendDevicePath(NULL, NULL) failed\n");
+ return EFI_ST_FAILURE;
+ }
+ len = dpu->get_device_path_size(dp1);
+ if (len != 4) {
+ efi_st_error("Wrong device path length %u, expected 4\n",
+ (unsigned int)len);
+ return EFI_ST_FAILURE;
+ }
+ ret = boottime->free_pool(dp1);
+ if (ret != EFI_ST_SUCCESS) {
+ efi_st_error("FreePool failed\n");
+ return EFI_ST_FAILURE;
+ }
+ /* CreateDeviceNode */
+ ret = create_single_node_device_path(21, &dp1);
+ if (ret != EFI_ST_SUCCESS)
+ return ret;
+ ret = create_single_node_device_path(17, &dp2);
+ if (ret != EFI_ST_SUCCESS)
+ return ret;
+ /* AppendDevicePath */
+ dp3 = dpu->append_device_path(dp1, dp2);
+ if (!dp3) {
+ efi_st_error("AppendDevicePath failed\n");
+ return EFI_ST_FAILURE;
+ }
+ if (dp3 == dp1 || dp3 == dp2) {
+ efi_st_error("AppendDevicePath reused buffer\n");
+ return EFI_ST_FAILURE;
+ }
+ len = dpu->get_device_path_size(dp3);
+ /* 21 + 17 + 4 */
+ if (len != 42) {
+ efi_st_error("Wrong device path length %u, expected 42\n",
+ (unsigned int)len);
+ return EFI_ST_FAILURE;
+ }
+ ret = boottime->free_pool(dp2);
+ if (ret != EFI_ST_SUCCESS) {
+ efi_st_error("FreePool failed\n");
+ return EFI_ST_FAILURE;
+ }
+ /* AppendDeviceNode */
+ dp2 = dpu->append_device_node(dp1, dp3);
+ if (!dp2) {
+ efi_st_error("AppendDevicePath failed\n");
+ return EFI_ST_FAILURE;
+ }
+ len = dpu->get_device_path_size(dp2);
+ /* 21 + 21 + 4 */
+ if (len != 46) {
+ printf("%s(%d) %s\n", __FILE__, __LINE__, __func__);
+ efi_st_error("Wrong device path length %u, expected 46\n",
+ (unsigned int)len);
+ return EFI_ST_FAILURE;
+ }
+ ret = boottime->free_pool(dp1);
+ if (ret != EFI_ST_SUCCESS) {
+ efi_st_error("FreePool failed\n");
+ return EFI_ST_FAILURE;
+ }
+ /* IsDevicePathMultiInstance */
+ if (dpu->is_device_path_multi_instance(dp2)) {
+ printf("%s(%d) %s\n", __FILE__, __LINE__, __func__);
+ efi_st_error("IsDevicePathMultiInstance returned true\n");
+ return EFI_ST_FAILURE;
+ }
+ /* AppendDevicePathInstance */
+ dp1 = dpu->append_device_path_instance(dp2, dp3);
+ if (!dp1) {
+ efi_st_error("AppendDevicePathInstance failed\n");
+ return EFI_ST_FAILURE;
+ }
+ len = dpu->get_device_path_size(dp1);
+ /* 46 + 42 */
+ if (len != 88) {
+ efi_st_error("Wrong device path length %u, expected 88\n",
+ (unsigned int)len);
+ return EFI_ST_FAILURE;
+ }
+ /* IsDevicePathMultiInstance */
+ if (!dpu->is_device_path_multi_instance(dp1)) {
+ efi_st_error("IsDevicePathMultiInstance returned false\n");
+ return EFI_ST_FAILURE;
+ }
+ ret = boottime->free_pool(dp2);
+ if (ret != EFI_ST_SUCCESS) {
+ efi_st_error("FreePool failed\n");
+ return EFI_ST_FAILURE;
+ }
+ ret = boottime->free_pool(dp3);
+ if (ret != EFI_ST_SUCCESS) {
+ efi_st_error("FreePool failed\n");
+ return EFI_ST_FAILURE;
+ }
+ /* GetNextDevicePathInstance */
+ dp3 = dp1;
+ dp2 = dpu->get_next_device_path_instance(&dp1, &len);
+ if (!dp2) {
+ efi_st_error("GetNextDevicePathInstance failed\n");
+ return EFI_ST_FAILURE;
+ }
+ if (!dp1) {
+ efi_st_error("GetNextDevicePathInstance no 2nd instance\n");
+ return EFI_ST_FAILURE;
+ }
+ if (len != 46) {
+ efi_st_error("Wrong device path length %u, expected 46\n",
+ (unsigned int)len);
+ return EFI_ST_FAILURE;
+ }
+ len = dpu->get_device_path_size(dp1);
+ if (len != 42) {
+ efi_st_error("Wrong device path length %u, expected 42\n",
+ (unsigned int)len);
+ return EFI_ST_FAILURE;
+ }
+ ret = boottime->free_pool(dp2);
+ if (ret != EFI_ST_SUCCESS) {
+ efi_st_error("FreePool failed\n");
+ return EFI_ST_FAILURE;
+ }
+ dp2 = dpu->get_next_device_path_instance(&dp1, &len);
+ if (!dp2) {
+ efi_st_error("GetNextDevicePathInstance failed\n");
+ return EFI_ST_FAILURE;
+ }
+ if (len != 42) {
+ efi_st_error("Wrong device path length %u, expected 46\n",
+ (unsigned int)len);
+ return EFI_ST_FAILURE;
+ }
+ if (dp1) {
+ efi_st_error("GetNextDevicePathInstance did not signal end\n");
+ return EFI_ST_FAILURE;
+ }
+ ret = boottime->free_pool(dp2);
+ if (ret != EFI_ST_SUCCESS) {
+ efi_st_error("FreePool failed\n");
+ return EFI_ST_FAILURE;
+ }
+
+ /* Clean up */
+ ret = boottime->free_pool(dp2);
+ if (ret != EFI_ST_SUCCESS) {
+ efi_st_error("FreePool failed\n");
+ return EFI_ST_FAILURE;
+ }
+ ret = boottime->free_pool(dp3);
+ if (ret != EFI_ST_SUCCESS) {
+ efi_st_error("FreePool failed\n");
+ return EFI_ST_FAILURE;
+ }
+
+ return EFI_ST_SUCCESS;
+}
+
+EFI_UNIT_TEST(dputil) = {
+ .name = "device path utilities protocol",
+ .phase = EFI_EXECUTE_BEFORE_BOOTTIME_EXIT,
+ .setup = setup,
+ .execute = execute,
+};
--
2.14.2
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