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Diffstat (limited to 'lib/efi_selftest/efi_selftest_startimage_exit.c')
-rw-r--r--lib/efi_selftest/efi_selftest_startimage_exit.c149
1 files changed, 149 insertions, 0 deletions
diff --git a/lib/efi_selftest/efi_selftest_startimage_exit.c b/lib/efi_selftest/efi_selftest_startimage_exit.c
new file mode 100644
index 0000000000..0809690e97
--- /dev/null
+++ b/lib/efi_selftest/efi_selftest_startimage_exit.c
@@ -0,0 +1,149 @@
+/*
+ * efi_selftest_start_image
+ *
+ * Copyright (c) 2018 Heinrich Schuchardt <xypron.glpk@gmx.de>
+ *
+ * SPDX-License-Identifier: GPL-2.0+
+ *
+ * This test checks the StartImage boot service.
+ * The efi_selftest_miniapp_exit.efi application is loaded into memory
+ * and started.
+ */
+
+#include <efi_selftest.h>
+/* Include containing the miniapp.efi application */
+#include "efi_miniapp_file_image_exit.h"
+
+/* Block size of compressed disk image */
+#define COMPRESSED_DISK_IMAGE_BLOCK_SIZE 8
+
+/* Binary logarithm of the block size */
+#define LB_BLOCK_SIZE 9
+
+static efi_handle_t image_handle;
+static struct efi_boot_services *boottime;
+
+/* One 8 byte block of the compressed disk image */
+struct line {
+ size_t addr;
+ char *line;
+};
+
+/* Compressed file image */
+struct compressed_file_image {
+ size_t length;
+ struct line lines[];
+};
+
+static struct compressed_file_image img = EFI_ST_DISK_IMG;
+
+/* Decompressed file image */
+static u8 *image;
+
+/*
+ * Decompress the disk image.
+ *
+ * @image decompressed disk image
+ * @return status code
+ */
+static efi_status_t decompress(u8 **image)
+{
+ u8 *buf;
+ size_t i;
+ size_t addr;
+ size_t len;
+ efi_status_t ret;
+
+ ret = boottime->allocate_pool(EFI_LOADER_DATA, img.length,
+ (void **)&buf);
+ if (ret != EFI_SUCCESS) {
+ efi_st_error("Out of memory\n");
+ return ret;
+ }
+ boottime->set_mem(buf, img.length, 0);
+
+ for (i = 0; ; ++i) {
+ if (!img.lines[i].line)
+ break;
+ addr = img.lines[i].addr;
+ len = COMPRESSED_DISK_IMAGE_BLOCK_SIZE;
+ if (addr + len > img.length)
+ len = img.length - addr;
+ boottime->copy_mem(buf + addr, img.lines[i].line, len);
+ }
+ *image = buf;
+ return ret;
+}
+
+/*
+ * Setup unit test.
+ *
+ * @handle: handle of the loaded image
+ * @systable: system table
+ * @return: EFI_ST_SUCCESS for success
+ */
+static int setup(const efi_handle_t handle,
+ const struct efi_system_table *systable)
+{
+ image_handle = handle;
+ boottime = systable->boottime;
+
+ /* Load the application image into memory */
+ decompress(&image);
+
+ return EFI_ST_SUCCESS;
+}
+
+/*
+ * Tear down unit test.
+ *
+ * @return: EFI_ST_SUCCESS for success
+ */
+static int teardown(void)
+{
+ efi_status_t r = EFI_ST_SUCCESS;
+
+ if (image) {
+ r = efi_free_pool(image);
+ if (r != EFI_SUCCESS) {
+ efi_st_error("Failed to free image\n");
+ return EFI_ST_FAILURE;
+ }
+ }
+ return r;
+}
+
+/*
+ * Execute unit test.
+ *
+ * Load and start the application image.
+ *
+ * @return: EFI_ST_SUCCESS for success
+ */
+static int execute(void)
+{
+ efi_status_t ret;
+ efi_handle_t handle;
+
+ ret = boottime->load_image(false, image_handle, NULL, image,
+ img.length, &handle);
+ if (ret != EFI_SUCCESS) {
+ efi_st_error("Failed to load image\n");
+ return EFI_ST_FAILURE;
+ }
+ ret = boottime->start_image(handle, NULL, NULL);
+ if (ret != EFI_UNSUPPORTED) {
+ efi_st_error("Wrong return value from application\n");
+ return EFI_ST_FAILURE;
+ }
+
+ return EFI_ST_SUCCESS;
+}
+
+EFI_UNIT_TEST(startimage_exit) = {
+ .name = "start image exit",
+ .phase = EFI_EXECUTE_BEFORE_BOOTTIME_EXIT,
+ .setup = setup,
+ .execute = execute,
+ .teardown = teardown,
+};