1 /*
2 * Copyright 2016-2021 The OpenSSL Project Authors. All Rights Reserved.
3 *
4 * Licensed under the OpenSSL license (the "License"). You may not use
5 * this file except in compliance with the License. You can obtain a copy
6 * in the file LICENSE in the source distribution or at
7 * https://www.openssl.org/source/license.html
8 */
9
10 #include <stdio.h>
11 #include <openssl/opensslconf.h>
12
13 #include <string.h>
14 #include <openssl/engine.h>
15 #include <openssl/evp.h>
16 #include <openssl/rand.h>
17 #include "testutil.h"
18
19 /* Use a buffer size which is not aligned to block size */
20 #define BUFFER_SIZE 17
21
22 #ifndef OPENSSL_NO_ENGINE
23 static ENGINE *e;
24
test_afalg_aes_cbc(int keysize_idx)25 static int test_afalg_aes_cbc(int keysize_idx)
26 {
27 EVP_CIPHER_CTX *ctx;
28 const EVP_CIPHER *cipher;
29 unsigned char key[] = "\x06\xa9\x21\x40\x36\xb8\xa1\x5b"
30 "\x51\x2e\x03\xd5\x34\x12\x00\x06"
31 "\x06\xa9\x21\x40\x36\xb8\xa1\x5b"
32 "\x51\x2e\x03\xd5\x34\x12\x00\x06";
33 unsigned char iv[] = "\x3d\xaf\xba\x42\x9d\x9e\xb4\x30"
34 "\xb4\x22\xda\x80\x2c\x9f\xac\x41";
35 /* input = "Single block msg\n" 17Bytes*/
36 unsigned char in[BUFFER_SIZE] = "\x53\x69\x6e\x67\x6c\x65\x20\x62"
37 "\x6c\x6f\x63\x6b\x20\x6d\x73\x67\x0a";
38 unsigned char ebuf[BUFFER_SIZE + 32];
39 unsigned char dbuf[BUFFER_SIZE + 32];
40 unsigned char encresult_128[] = "\xe3\x53\x77\x9c\x10\x79\xae\xb8"
41 "\x27\x08\x94\x2d\xbe\x77\x18\x1a\x2d";
42 unsigned char encresult_192[] = "\xf7\xe4\x26\xd1\xd5\x4f\x8f\x39"
43 "\xb1\x9e\xe0\xdf\x61\xb9\xc2\x55\xeb";
44 unsigned char encresult_256[] = "\xa0\x76\x85\xfd\xc1\x65\x71\x9d"
45 "\xc7\xe9\x13\x6e\xae\x55\x49\xb4\x13";
46 unsigned char *enc_result = NULL;
47
48 int encl, encf, decl, decf;
49 int ret = 0;
50
51 switch (keysize_idx) {
52 case 0:
53 cipher = EVP_aes_128_cbc();
54 enc_result = &encresult_128[0];
55 break;
56 case 1:
57 cipher = EVP_aes_192_cbc();
58 enc_result = &encresult_192[0];
59 break;
60 case 2:
61 cipher = EVP_aes_256_cbc();
62 enc_result = &encresult_256[0];
63 break;
64 default:
65 cipher = NULL;
66 }
67 if (!TEST_ptr(ctx = EVP_CIPHER_CTX_new()))
68 return 0;
69
70 if (!TEST_true(EVP_CipherInit_ex(ctx, cipher, e, key, iv, 1))
71 || !TEST_true(EVP_CipherUpdate(ctx, ebuf, &encl, in, BUFFER_SIZE))
72 || !TEST_true(EVP_CipherFinal_ex(ctx, ebuf+encl, &encf)))
73 goto end;
74 encl += encf;
75
76 if (!TEST_mem_eq(enc_result, BUFFER_SIZE, ebuf, BUFFER_SIZE))
77 goto end;
78
79 if (!TEST_true(EVP_CIPHER_CTX_reset(ctx))
80 || !TEST_true(EVP_CipherInit_ex(ctx, cipher, e, key, iv, 0))
81 || !TEST_true(EVP_CipherUpdate(ctx, dbuf, &decl, ebuf, encl))
82 || !TEST_true(EVP_CipherFinal_ex(ctx, dbuf+decl, &decf)))
83 goto end;
84 decl += decf;
85
86 if (!TEST_int_eq(decl, BUFFER_SIZE)
87 || !TEST_mem_eq(dbuf, BUFFER_SIZE, in, BUFFER_SIZE))
88 goto end;
89
90 ret = 1;
91
92 end:
93 EVP_CIPHER_CTX_free(ctx);
94 return ret;
95 }
96
test_pr16743(void)97 static int test_pr16743(void)
98 {
99 int ret = 0;
100 const EVP_CIPHER * cipher;
101 EVP_CIPHER_CTX *ctx;
102
103 if (!TEST_true(ENGINE_init(e)))
104 return 0;
105 cipher = ENGINE_get_cipher(e, NID_aes_128_cbc);
106 ctx = EVP_CIPHER_CTX_new();
107 if (cipher != NULL && ctx != NULL)
108 ret = EVP_EncryptInit_ex(ctx, cipher, e, NULL, NULL);
109 TEST_true(ret);
110 EVP_CIPHER_CTX_free(ctx);
111 ENGINE_finish(e);
112 return ret;
113 }
114
global_init(void)115 int global_init(void)
116 {
117 ENGINE_load_builtin_engines();
118 # ifndef OPENSSL_NO_STATIC_ENGINE
119 OPENSSL_init_crypto(OPENSSL_INIT_ENGINE_AFALG, NULL);
120 # endif
121 return 1;
122 }
123 #endif
124
setup_tests(void)125 int setup_tests(void)
126 {
127 #ifndef OPENSSL_NO_ENGINE
128 if ((e = ENGINE_by_id("afalg")) == NULL) {
129 /* Probably a platform env issue, not a test failure. */
130 TEST_info("Can't load AFALG engine");
131 } else {
132 ADD_ALL_TESTS(test_afalg_aes_cbc, 3);
133 ADD_TEST(test_pr16743);
134 }
135 #endif
136
137 return 1;
138 }
139
140 #ifndef OPENSSL_NO_ENGINE
cleanup_tests(void)141 void cleanup_tests(void)
142 {
143 ENGINE_free(e);
144 }
145 #endif
146