GK SDK 源码库: XMIPCLinuxV100R005C00SPC030 (kernel/tools/open_source excluded)

source/bootloader/u-boot-2020.01/test/print_ut.c

@@ -0,0 +1,151 @@
+// SPDX-License-Identifier: GPL-2.0+
+/*
+ * Copyright (c) 2012, The Chromium Authors
+ */
+
+#define DEBUG
+
+#include <common.h>
+#if CONFIG_IS_ENABLED(EFI_LOADER) && !defined(API_BUILD)
+#include <efi_api.h>
+#endif
+#include <display_options.h>
+#include <version.h>
+
+#define FAKE_BUILD_TAG	"jenkins-u-boot-denx_uboot_dm-master-build-aarch64" \
+			"and a lot more text to come"
+
+/* Test printing GUIDs */
+static void guid_ut_print(void)
+{
+#if CONFIG_IS_ENABLED(LIB_UUID)
+	unsigned char guid[16] = {
+		1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16
+	};
+	char str[40];
+
+	sprintf(str, "%pUb", guid);
+	assert(!strcmp("01020304-0506-0708-090a-0b0c0d0e0f10", str));
+	sprintf(str, "%pUB", guid);
+	assert(!strcmp("01020304-0506-0708-090A-0B0C0D0E0F10", str));
+	sprintf(str, "%pUl", guid);
+	assert(!strcmp("04030201-0605-0807-090a-0b0c0d0e0f10", str));
+	sprintf(str, "%pUL", guid);
+	assert(!strcmp("04030201-0605-0807-090A-0B0C0D0E0F10", str));
+#endif
+}
+
+/* Test efi_loader specific printing */
+static void efi_ut_print(void)
+{
+#if CONFIG_IS_ENABLED(EFI_LOADER) && !defined(API_BUILD)
+	char str[10];
+	u8 buf[sizeof(struct efi_device_path_sd_mmc_path) +
+	       sizeof(struct efi_device_path)];
+	u8 *pos = buf;
+	struct efi_device_path *dp_end;
+	struct efi_device_path_sd_mmc_path *dp_sd =
+			(struct efi_device_path_sd_mmc_path *)pos;
+
+	/* Create a device path for an SD card */
+	dp_sd->dp.type = DEVICE_PATH_TYPE_MESSAGING_DEVICE;
+	dp_sd->dp.sub_type = DEVICE_PATH_SUB_TYPE_MSG_SD;
+	dp_sd->dp.length = sizeof(struct efi_device_path_sd_mmc_path);
+	dp_sd->slot_number = 3;
+	pos += sizeof(struct efi_device_path_sd_mmc_path);
+	/* Append end node */
+	dp_end = (struct efi_device_path *)pos;
+	dp_end->type = DEVICE_PATH_TYPE_END;
+	dp_end->sub_type = DEVICE_PATH_SUB_TYPE_END;
+	dp_end->length = sizeof(struct efi_device_path);
+
+	snprintf(str, sizeof(str), "_%pD_", buf);
+	assert(!strcmp("_/SD(3)_", str));
+
+	/* NULL device path */
+	snprintf(str, sizeof(str), "_%pD_", NULL);
+	assert(!strcmp("_<NULL>_", str));
+#endif
+}
+
+static int do_ut_print(cmd_tbl_t *cmdtp, int flag, int argc,
+		       char *const argv[])
+{
+	char big_str[400];
+	int big_str_len;
+	char str[10], *s;
+	int len;
+
+	printf("%s: Testing print\n", __func__);
+
+	snprintf(str, sizeof(str), "testing");
+	assert(!strcmp("testing", str));
+
+	snprintf(str, sizeof(str), "testing but too long");
+	assert(!strcmp("testing b", str));
+
+	snprintf(str, 1, "testing none");
+	assert(!strcmp("", str));
+
+	*str = 'x';
+	snprintf(str, 0, "testing none");
+	assert(*str == 'x');
+
+	sprintf(big_str, "_%ls_", L"foo");
+	assert(!strcmp("_foo_", big_str));
+
+	/* Test the banner function */
+	s = display_options_get_banner(true, str, sizeof(str));
+	assert(s == str);
+	assert(!strcmp("\n\nU-Boo\n\n", s));
+
+	/* Assert that we do not overwrite memory before the buffer */
+	str[0] = '`';
+	s = display_options_get_banner(true, str + 1, 1);
+	assert(s == str + 1);
+	assert(!strcmp("`", str));
+
+	str[0] = '~';
+	s = display_options_get_banner(true, str + 1, 2);
+	assert(s == str + 1);
+	assert(!strcmp("~\n", str));
+
+	/* The last two characters are set to \n\n for all buffer sizes > 2 */
+	s = display_options_get_banner(false, str, sizeof(str));
+	assert(s == str);
+	assert(!strcmp("U-Boot \n\n", s));
+
+	/* Give it enough space for some of the version */
+	big_str_len = strlen(version_string) - 5;
+	s = display_options_get_banner_priv(false, FAKE_BUILD_TAG, big_str,
+					    big_str_len);
+	assert(s == big_str);
+	assert(!strncmp(version_string, s, big_str_len - 3));
+	assert(!strcmp("\n\n", s + big_str_len - 3));
+
+	/* Give it enough space for the version and some of the build tag */
+	big_str_len = strlen(version_string) + 9 + 20;
+	s = display_options_get_banner_priv(false, FAKE_BUILD_TAG, big_str,
+					    big_str_len);
+	assert(s == big_str);
+	len = strlen(version_string);
+	assert(!strncmp(version_string, s, len));
+	assert(!strncmp(", Build: ", s + len, 9));
+	assert(!strncmp(FAKE_BUILD_TAG, s + 9 + len, 12));
+	assert(!strcmp("\n\n", s + big_str_len - 3));
+
+	/* Test efi_loader specific printing */
+	efi_ut_print();
+
+	/* Test printing GUIDs */
+	guid_ut_print();
+
+	printf("%s: Everything went swimmingly\n", __func__);
+	return 0;
+}
+
+U_BOOT_CMD(
+	ut_print,	1,	1,	do_ut_print,
+	"Very basic test of printf(), etc.",
+	""
+);