1 #include "olm/olm.h"
2 #include "unittest.hh"
3
4 #include <cstddef>
5 #include <cstdint>
6 #include <cstring>
7
8 struct MockRandom {
MockRandomMockRandom9 MockRandom(std::uint8_t tag, std::uint8_t offset = 0)
10 : tag(tag), current(offset) {}
operator ()MockRandom11 void operator()(
12 void * buf, std::size_t length
13 ) {
14 std::uint8_t * bytes = (std::uint8_t *) buf;
15 while (length > 32) {
16 bytes[0] = tag;
17 std::memset(bytes + 1, current, 31);
18 length -= 32;
19 bytes += 32;
20 current += 1;
21 }
22 if (length) {
23 bytes[0] = tag;
24 std::memset(bytes + 1, current, length - 1);
25 current += 1;
26 }
27 }
28 std::uint8_t tag;
29 std::uint8_t current;
30 };
31
check_malloc(std::size_t size)32 std::uint8_t * check_malloc(std::size_t size) {
33 if (size == std::size_t(-1)) {
34 assert_not_equals(std::size_t(-1), size);
35 }
36 return (std::uint8_t *)::malloc(size);
37 }
38
main()39 int main() {
40
41 { /** More messages test */
42
43 TestCase test_case("More messages test");
44 MockRandom mock_random_a('A', 0x00);
45 MockRandom mock_random_b('B', 0x80);
46
47 void * a_account_buffer = check_malloc(::olm_account_size());
48 ::OlmAccount *a_account = ::olm_account(a_account_buffer);
49
50 std::size_t a_random_size = ::olm_create_account_random_length(a_account);
51 void * a_random = check_malloc(a_random_size);
52 mock_random_a(a_random, a_random_size);
53 ::olm_create_account(a_account, a_random, a_random_size);
54 free(a_random);
55
56 void * b_account_buffer = check_malloc(::olm_account_size());
57 ::OlmAccount *b_account = ::olm_account(b_account_buffer);
58
59 std::size_t b_random_size = ::olm_create_account_random_length(b_account);
60 void * b_random = check_malloc(b_random_size);
61 mock_random_b(b_random, b_random_size);
62 ::olm_create_account(b_account, b_random, b_random_size);
63 free(b_random);
64
65 std::size_t o_random_size = ::olm_account_generate_one_time_keys_random_length(
66 b_account, 42
67 );
68 void * o_random = check_malloc(o_random_size);
69 mock_random_b(o_random, o_random_size);
70 ::olm_account_generate_one_time_keys(b_account, 42, o_random, o_random_size);
71 free(o_random);
72
73
74 std::size_t b_id_keys_size = ::olm_account_identity_keys_length(b_account);
75 std::size_t b_ot_keys_size = ::olm_account_one_time_keys_length(b_account);
76 std::uint8_t * b_id_keys = (std::uint8_t *) check_malloc(b_id_keys_size);
77 std::uint8_t * b_ot_keys = (std::uint8_t *) check_malloc(b_ot_keys_size);
78 ::olm_account_identity_keys(b_account, b_id_keys, b_id_keys_size);
79 ::olm_account_one_time_keys(b_account, b_ot_keys, b_ot_keys_size);
80
81 void * a_session_buffer = check_malloc(::olm_session_size());
82 ::OlmSession *a_session = ::olm_session(a_session_buffer);
83
84 std::size_t a_rand_size = ::olm_create_outbound_session_random_length(a_session);
85 void * a_rand = check_malloc(a_rand_size);
86 mock_random_a(a_rand, a_rand_size);
87 assert_not_equals(std::size_t(-1), ::olm_create_outbound_session(
88 a_session, a_account,
89 b_id_keys + 15, 43,
90 b_ot_keys + 25, 43,
91 a_rand, a_rand_size
92 ));
93 free(b_id_keys);
94 free(b_ot_keys);
95 free(a_rand);
96
97 void * plaintext = malloc(12);
98 ::memcpy(plaintext, "Hello, World", 12);
99
100 std::size_t message_1_size = ::olm_encrypt_message_length(a_session, 12);
101 void * message_1 = check_malloc(message_1_size);
102 std::size_t a_message_random_size = ::olm_encrypt_random_length(a_session);
103 void * a_message_random = check_malloc(a_message_random_size);
104 mock_random_a(a_message_random, a_message_random_size);
105 assert_equals(std::size_t(0), ::olm_encrypt_message_type(a_session));
106 assert_not_equals(std::size_t(-1), ::olm_encrypt(
107 a_session,
108 plaintext, 12,
109 a_message_random, a_message_random_size,
110 message_1, message_1_size
111 ));
112 free(a_message_random);
113
114 void * tmp_message_1 = check_malloc(message_1_size);
115 std::memcpy(tmp_message_1, message_1, message_1_size);
116
117 void * b_session_buffer = check_malloc(olm_account_size());
118 ::OlmSession *b_session = ::olm_session(b_session_buffer);
119 ::olm_create_inbound_session(
120 b_session, b_account, tmp_message_1, message_1_size
121 );
122
123 std::memcpy(tmp_message_1, message_1, message_1_size);
124
125 std::size_t plaintext_1_size = ::olm_decrypt_max_plaintext_length(
126 b_session, 0, tmp_message_1, message_1_size
127 );
128 void * plaintext_1 = check_malloc(plaintext_1_size);
129 std::memcpy(tmp_message_1, message_1, message_1_size);
130 assert_equals(std::size_t(12), ::olm_decrypt(
131 b_session, 0,
132 tmp_message_1, message_1_size,
133 plaintext_1, plaintext_1_size
134 ));
135 free(tmp_message_1);
136 free(plaintext_1);
137 free(message_1);
138
139 assert_not_equals(
140 std::size_t(-1), ::olm_remove_one_time_keys(b_account, b_session)
141 );
142
143 for (unsigned i = 0; i < 8; ++i) {
144 {
145 std::size_t msg_a_size = ::olm_encrypt_message_length(a_session, 12);
146 std::size_t rnd_a_size = ::olm_encrypt_random_length(a_session);
147 void * msg_a = check_malloc(msg_a_size);
148 void * rnd_a = check_malloc(rnd_a_size);
149 mock_random_a(rnd_a, rnd_a_size);
150 std::size_t type_a = ::olm_encrypt_message_type(a_session);
151 assert_not_equals(std::size_t(-1), ::olm_encrypt(
152 a_session, plaintext, 12, rnd_a, rnd_a_size, msg_a, msg_a_size
153 ));
154 free(rnd_a);
155
156 void * tmp_a = check_malloc(msg_a_size);
157 std::memcpy(tmp_a, msg_a, msg_a_size);
158 std::size_t out_a_size = ::olm_decrypt_max_plaintext_length(
159 b_session, type_a, tmp_a, msg_a_size
160 );
161 void * out_a = check_malloc(out_a_size);
162 std::memcpy(tmp_a, msg_a, msg_a_size);
163 assert_equals(std::size_t(12), ::olm_decrypt(
164 b_session, type_a, tmp_a, msg_a_size, out_a, out_a_size
165 ));
166 free(tmp_a);
167 free(msg_a);
168 free(out_a);
169 }
170 {
171 std::size_t msg_b_size = ::olm_encrypt_message_length(b_session, 12);
172 std::size_t rnd_b_size = ::olm_encrypt_random_length(b_session);
173 void * msg_b = check_malloc(msg_b_size);
174 void * rnd_b = check_malloc(rnd_b_size);
175 mock_random_b(rnd_b, rnd_b_size);
176 std::size_t type_b = ::olm_encrypt_message_type(b_session);
177 assert_not_equals(std::size_t(-1), ::olm_encrypt(
178 b_session, plaintext, 12, rnd_b, rnd_b_size, msg_b, msg_b_size
179 ));
180 free(rnd_b);
181
182 void * tmp_b = check_malloc(msg_b_size);
183 std::memcpy(tmp_b, msg_b, msg_b_size);
184 std::size_t out_b_size = ::olm_decrypt_max_plaintext_length(
185 a_session, type_b, tmp_b, msg_b_size
186 );
187 void * out_b = check_malloc(out_b_size);
188 std::memcpy(tmp_b, msg_b, msg_b_size);
189 assert_equals(std::size_t(12), ::olm_decrypt(
190 a_session, type_b, msg_b, msg_b_size, out_b, out_b_size
191 ));
192 free(tmp_b);
193 free(msg_b);
194 free(out_b);
195 }
196 }
197 ::olm_clear_account(a_account);
198 ::olm_clear_account(b_account);
199 ::olm_clear_session(a_session);
200 ::olm_clear_session(b_session);
201
202 free(a_account_buffer);
203 free(b_account_buffer);
204 free(a_session_buffer);
205 free(b_session_buffer);
206 free(plaintext);
207
208 }
209
210 }
211