1 /*
2 * Copyright (C) 2019 The Android Open Source Project
3 *
4 * Licensed under the Apache License, Version 2.0 (the "License");
5 * you may not use this file except in compliance with the License.
6 * You may obtain a copy of the License at
7 *
8 * http://www.apache.org/licenses/LICENSE-2.0
9 *
10 * Unless required by applicable law or agreed to in writing, software
11 * distributed under the License is distributed on an "AS IS" BASIS,
12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13 * See the License for the specific language governing permissions and
14 * limitations under the License.
15 */
16
17 #include <gtest/gtest.h>
18
19 #include "builder.h"
20 #include "super_vbmeta_format.h"
21
22 using android::base::Result;
23 using android::fs_mgr::SuperVBMetaBuilder;
24
TEST(BuilderTest,VBMetaTableBasic)25 TEST(BuilderTest, VBMetaTableBasic) {
26 std::unique_ptr<SuperVBMetaBuilder> builder = std::make_unique<SuperVBMetaBuilder>();
27 ASSERT_NE(builder, nullptr);
28
29 Result<uint8_t> vbmeta_index = builder->AddVBMetaImage("vbmeta" /* vbmeta_name */);
30 EXPECT_RESULT_OK(vbmeta_index);
31
32 Result<uint8_t> vbmeta_system_slot = builder->AddVBMetaImage("vbmeta_system" /* vbmeta_name */);
33 EXPECT_RESULT_OK(vbmeta_system_slot);
34
35 Result<uint8_t> vbmeta_vendor_slot = builder->AddVBMetaImage("vbmeta_vendor" /* vbmeta_name */);
36 EXPECT_RESULT_OK(vbmeta_vendor_slot);
37
38 builder->DeleteVBMetaImage("vbmeta_system" /* vbmeta_name */);
39
40 Result<uint8_t> vbmeta_product_slot =
41 builder->AddVBMetaImage("vbmeta_product" /* vbmeta_name */);
42 EXPECT_RESULT_OK(vbmeta_product_slot);
43
44 std::unique_ptr<VBMetaTable> table = builder->ExportVBMetaTable();
45 ASSERT_NE(table, nullptr);
46
47 // check for vbmeta table header
48 EXPECT_EQ(table->header.magic, SUPER_VBMETA_MAGIC);
49 EXPECT_EQ(table->header.major_version, SUPER_VBMETA_MAJOR_VERSION);
50 EXPECT_EQ(table->header.minor_version, SUPER_VBMETA_MINOR_VERSION);
51 EXPECT_EQ(table->header.header_size, SUPER_VBMETA_HEADER_SIZE);
52 EXPECT_EQ(table->header.total_size,
53 SUPER_VBMETA_HEADER_SIZE + SUPER_VBMETA_DESCRIPTOR_SIZE * 3 + 33);
54 EXPECT_EQ(table->header.descriptors_size, SUPER_VBMETA_DESCRIPTOR_SIZE * 3 + 33);
55
56 // Test for vbmeta table descriptors
57 EXPECT_EQ(table->descriptors.size(), 3);
58
59 EXPECT_EQ(table->descriptors[0].vbmeta_index, 0);
60 EXPECT_EQ(table->descriptors[0].vbmeta_name_length, 6);
61 for (int i = 0; i < sizeof(table->descriptors[0].reserved); i++)
62 EXPECT_EQ(table->descriptors[0].reserved[i], 0);
63 EXPECT_EQ(table->descriptors[0].vbmeta_name, "vbmeta");
64
65 EXPECT_EQ(table->descriptors[1].vbmeta_index, 2);
66 EXPECT_EQ(table->descriptors[1].vbmeta_name_length, 13);
67 for (int i = 0; i < sizeof(table->descriptors[1].reserved); i++)
68 EXPECT_EQ(table->descriptors[1].reserved[i], 0);
69 EXPECT_EQ(table->descriptors[1].vbmeta_name, "vbmeta_vendor");
70
71 EXPECT_EQ(table->descriptors[2].vbmeta_index, 1);
72 EXPECT_EQ(table->descriptors[2].vbmeta_name_length, 14);
73 for (int i = 0; i < sizeof(table->descriptors[2].reserved); i++)
74 EXPECT_EQ(table->descriptors[2].reserved[i], 0);
75 EXPECT_EQ(table->descriptors[2].vbmeta_name, "vbmeta_product");
76 }
77