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 #pragma once
17
18 #include <android-base/strings.h>
19
20 #include <algorithm>
21
22 #include "linkerconfig/namespace.h"
23 #include "linkerconfig/variables.h"
24
MockVndkVariables(const std::string & partition,const std::string & vndk_ver)25 inline void MockVndkVariables(const std::string& partition,
26 const std::string& vndk_ver) {
27 using android::linkerconfig::modules::Variables;
28
29 Variables::AddValue(partition + "_VNDK_VERSION", vndk_ver);
30 Variables::AddValue("LLNDK_LIBRARIES_" + partition, "llndk_libraries");
31 Variables::AddValue("PRIVATE_LLNDK_LIBRARIES_" + partition,
32 "private_llndk_libraries");
33 Variables::AddValue("VNDK_SAMEPROCESS_LIBRARIES_" + partition,
34 "vndk_sameprocess_libraries");
35 Variables::AddValue("VNDK_CORE_LIBRARIES_" + partition, "vndk_core_libraries");
36 Variables::AddValue("SANITIZER_DEFAULT_" + partition,
37 "sanitizer_default_libraries");
38 }
39
40 inline void MockVariables(std::string vndk_ver = "Q") {
41 using android::linkerconfig::modules::Variables;
42
43 MockVndkVariables("VENDOR", vndk_ver);
44 Variables::AddValue("ro.vndk.version", vndk_ver);
45
46 MockVndkVariables("PRODUCT", vndk_ver);
47 Variables::AddValue("ro.product.vndk.version", vndk_ver);
48
49 Variables::AddValue("ro.treble.enabled", "true");
50
51 Variables::AddValue("SYSTEM_EXT", "/system_ext");
52 Variables::AddValue("PRODUCT", "/procut");
53
54 Variables::AddValue("VNDK_USING_CORE_VARIANT_LIBRARIES",
55 "vndk_using_core_variant_libraries");
56 Variables::AddValue("SANITIZER_RUNTIME_LIBRARIES",
57 "sanitizer_runtime_libraries");
58 }
59
ContainsPath(const std::vector<std::string> & path_list,const std::string & path)60 inline bool ContainsPath(const std::vector<std::string>& path_list,
61 const std::string& path) {
62 return std::any_of(path_list.begin(),
63 path_list.end(),
64 [&](const std::string& item) { return item == path; });
65 }
66
ContainsSearchPath(const android::linkerconfig::modules::Namespace * ns,const std::string & path)67 inline bool ContainsSearchPath(
68 const android::linkerconfig::modules::Namespace* ns,
69 const std::string& path) {
70 if (!ContainsPath(ns->SearchPaths(), path)) {
71 return false;
72 }
73
74 auto asan_search_path = ns->AsanSearchPaths();
75
76 if (!ContainsPath(asan_search_path, path)) {
77 return false;
78 }
79
80 if (!android::base::StartsWith(path, "/apex") &&
81 !ContainsPath(asan_search_path, "/data/asan" + path)) {
82 return false;
83 }
84
85 return true;
86 }
87
ContainsPermittedPath(const android::linkerconfig::modules::Namespace * ns,const std::string & path)88 inline bool ContainsPermittedPath(
89 const android::linkerconfig::modules::Namespace* ns,
90 const std::string& path) {
91 if (!ContainsPath(ns->PermittedPaths(), path)) {
92 return false;
93 }
94
95 auto asan_search_path = ns->AsanPermittedPaths();
96
97 if (!ContainsPath(asan_search_path, path)) {
98 return false;
99 }
100
101 if (!android::base::StartsWith(path, "/apex") &&
102 !ContainsPath(asan_search_path, "/data/asan" + path)) {
103 return false;
104 }
105
106 return true;
107 }