1 /*
2 * Copyright 2014 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 #pragma once
18
19 /*
20 * Utilities used to help with testing. Not used in production code.
21 */
22
23 #include <gtest/gtest.h>
24
25 #include <keymaster/authorization_set.h>
26 #include <keymaster/logger.h>
27
28 std::ostream& operator<<(std::ostream& os, const keymaster_key_param_t& param);
29 bool operator==(const keymaster_key_param_t& a, const keymaster_key_param_t& b);
30 std::string hex2str(std::string);
31
32 namespace keymaster {
33
34 bool operator==(const AuthorizationSet& a, const AuthorizationSet& b);
35 bool operator!=(const AuthorizationSet& a, const AuthorizationSet& b);
36
37 std::ostream& operator<<(std::ostream& os, const AuthorizationSet& set);
38
39 namespace test {
40
41 template <keymaster_tag_t Tag, typename KeymasterEnum>
contains(const AuthorizationSet & set,TypedEnumTag<KM_ENUM,Tag,KeymasterEnum> tag,KeymasterEnum val)42 bool contains(const AuthorizationSet& set, TypedEnumTag<KM_ENUM, Tag, KeymasterEnum> tag,
43 KeymasterEnum val) {
44 int pos = set.find(tag);
45 return pos != -1 && static_cast<KeymasterEnum>(set[pos].enumerated) == val;
46 }
47
48 template <keymaster_tag_t Tag, typename KeymasterEnum>
contains(const AuthorizationSet & set,TypedEnumTag<KM_ENUM_REP,Tag,KeymasterEnum> tag,KeymasterEnum val)49 bool contains(const AuthorizationSet& set, TypedEnumTag<KM_ENUM_REP, Tag, KeymasterEnum> tag,
50 KeymasterEnum val) {
51 int pos = -1;
52 while ((pos = set.find(tag, pos)) != -1)
53 if (static_cast<KeymasterEnum>(set[pos].enumerated) == val) return true;
54 return false;
55 }
56
57 template <keymaster_tag_t Tag>
contains(const AuthorizationSet & set,TypedTag<KM_UINT,Tag> tag,uint32_t val)58 bool contains(const AuthorizationSet& set, TypedTag<KM_UINT, Tag> tag, uint32_t val) {
59 int pos = set.find(tag);
60 return pos != -1 && set[pos].integer == val;
61 }
62
63 template <keymaster_tag_t Tag>
contains(const AuthorizationSet & set,TypedTag<KM_UINT_REP,Tag> tag,uint32_t val)64 bool contains(const AuthorizationSet& set, TypedTag<KM_UINT_REP, Tag> tag, uint32_t val) {
65 int pos = -1;
66 while ((pos = set.find(tag, pos)) != -1)
67 if (set[pos].integer == val) return true;
68 return false;
69 }
70
71 template <keymaster_tag_t Tag>
contains(const AuthorizationSet & set,TypedTag<KM_ULONG,Tag> tag,uint64_t val)72 bool contains(const AuthorizationSet& set, TypedTag<KM_ULONG, Tag> tag, uint64_t val) {
73 int pos = set.find(tag);
74 return pos != -1 && set[pos].long_integer == val;
75 }
76
77 template <keymaster_tag_t Tag>
contains(const AuthorizationSet & set,TypedTag<KM_BYTES,Tag> tag,const std::string & val)78 bool contains(const AuthorizationSet& set, TypedTag<KM_BYTES, Tag> tag, const std::string& val) {
79 int pos = set.find(tag);
80 return pos != -1 && std::string(reinterpret_cast<const char*>(set[pos].blob.data),
81 set[pos].blob.data_length) == val;
82 }
83
84 template <keymaster_tag_t Tag>
contains(const AuthorizationSet & set,TypedTag<KM_BIGNUM,Tag> tag,const std::string & val)85 bool contains(const AuthorizationSet& set, TypedTag<KM_BIGNUM, Tag> tag, const std::string& val) {
86 int pos = set.find(tag);
87 return pos != -1 && std::string(reinterpret_cast<const char*>(set[pos].blob.data),
88 set[pos].blob.data_length) == val;
89 }
90
contains(const AuthorizationSet & set,keymaster_tag_t tag)91 inline bool contains(const AuthorizationSet& set, keymaster_tag_t tag) {
92 return set.find(tag) != -1;
93 }
94
95 class StdoutLogger : public Logger {
96 public:
StdoutLogger()97 StdoutLogger() { set_instance(this); }
98
log_msg(LogLevel level,const char * fmt,va_list args)99 int log_msg(LogLevel level, const char* fmt, va_list args) const {
100 int output_len = 0;
101 switch (level) {
102 case DEBUG_LVL:
103 output_len = printf("DEBUG: ");
104 break;
105 case INFO_LVL:
106 output_len = printf("INFO: ");
107 break;
108 case WARNING_LVL:
109 output_len = printf("WARNING: ");
110 break;
111 case ERROR_LVL:
112 output_len = printf("ERROR: ");
113 break;
114 case SEVERE_LVL:
115 output_len = printf("SEVERE: ");
116 break;
117 }
118
119 output_len += vprintf(fmt, args);
120 output_len += printf("\n");
121 return output_len;
122 }
123 };
124
make_string(const uint8_t * data,size_t length)125 inline std::string make_string(const uint8_t* data, size_t length) {
126 return std::string(reinterpret_cast<const char*>(data), length);
127 }
128
make_string(const uint8_t (& a)[N])129 template <size_t N> std::string make_string(const uint8_t (&a)[N]) {
130 return make_string(a, N);
131 }
132
133 } // namespace test
134 } // namespace keymaster
135