]> git.ipfire.org Git - thirdparty/openssl.git/blob - providers/default/defltprov.c
Replumbing: Adapt the default and legacy providers to use library context upcall
[thirdparty/openssl.git] / providers / default / defltprov.c
1 /*
2 * Copyright 2019 The OpenSSL Project Authors. All Rights Reserved.
3 *
4 * Licensed under the Apache License 2.0 (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 <string.h>
11 #include <stdio.h>
12 #include <openssl/core.h>
13 #include <openssl/core_numbers.h>
14 #include <openssl/core_names.h>
15 #include <openssl/params.h>
16 #include "internal/provider_algs.h"
17
18 /* Functions provided by the core */
19 static OSSL_core_get_param_types_fn *c_get_param_types = NULL;
20 static OSSL_core_get_params_fn *c_get_params = NULL;
21
22 /* Parameters we provide to the core */
23 static const OSSL_ITEM deflt_param_types[] = {
24 { OSSL_PARAM_UTF8_PTR, OSSL_PROV_PARAM_NAME },
25 { OSSL_PARAM_UTF8_PTR, OSSL_PROV_PARAM_VERSION },
26 { OSSL_PARAM_UTF8_PTR, OSSL_PROV_PARAM_BUILDINFO },
27 { 0, NULL }
28 };
29
30 static const OSSL_ITEM *deflt_get_param_types(const OSSL_PROVIDER *prov)
31 {
32 return deflt_param_types;
33 }
34
35 static int deflt_get_params(const OSSL_PROVIDER *prov,
36 const OSSL_PARAM params[])
37 {
38 const OSSL_PARAM *p;
39
40 p = OSSL_PARAM_locate(params, OSSL_PROV_PARAM_NAME);
41 if (p != NULL && !OSSL_PARAM_set_utf8_ptr(p, "OpenSSL Default Provider"))
42 return 0;
43 p = OSSL_PARAM_locate(params, OSSL_PROV_PARAM_VERSION);
44 if (p != NULL && !OSSL_PARAM_set_utf8_ptr(p, OPENSSL_VERSION_STR))
45 return 0;
46 p = OSSL_PARAM_locate(params, OSSL_PROV_PARAM_BUILDINFO);
47 if (p != NULL && !OSSL_PARAM_set_utf8_ptr(p, OPENSSL_FULL_VERSION_STR))
48 return 0;
49
50 return 1;
51 }
52
53 static const OSSL_ALGORITHM deflt_digests[] = {
54 { "SHA1", "default=yes", sha1_functions },
55
56 { "SHA224", "default=yes", sha224_functions },
57 { "SHA256", "default=yes", sha256_functions },
58 { "SHA384", "default=yes", sha384_functions },
59 { "SHA512", "default=yes", sha512_functions },
60 { "SHA512-224", "default=yes", sha512_224_functions },
61 { "SHA512-256", "default=yes", sha512_256_functions },
62
63 { "SHA3-224", "default=yes", sha3_224_functions },
64 { "SHA3-256", "default=yes", sha3_256_functions },
65 { "SHA3-384", "default=yes", sha3_384_functions },
66 { "SHA3-512", "default=yes", sha3_512_functions },
67
68 { "KMAC128", "default=yes", keccak_kmac_128_functions },
69 { "KMAC256", "default=yes", keccak_kmac_256_functions },
70
71 { "SHAKE128", "default=yes", shake_128_functions },
72 { "SHAKE256", "default=yes", shake_256_functions },
73
74 #ifndef OPENSSL_NO_BLAKE2
75 { "BLAKE2s256", "default=yes", blake2s256_functions },
76 { "BLAKE2b512", "default=yes", blake2b512_functions },
77 #endif /* OPENSSL_NO_BLAKE2 */
78
79 #ifndef OPENSSL_NO_SM3
80 { "SM3", "default=yes", sm3_functions },
81 #endif /* OPENSSL_NO_SM3 */
82
83 #ifndef OPENSSL_NO_MD5
84 { "MD5", "default=yes", md5_functions },
85 { "MD5-SHA1", "default=yes", md5_sha1_functions },
86 #endif /* OPENSSL_NO_MD5 */
87
88 /*{ "UNDEF", "default=yes", nullmd_functions }, */
89
90 { NULL, NULL, NULL }
91 };
92
93 static const OSSL_ALGORITHM deflt_ciphers[] = {
94 { "AES-256-ECB", "default=yes", aes256ecb_functions },
95 { "AES-192-ECB", "default=yes", aes192ecb_functions },
96 { "AES-128-ECB", "default=yes", aes128ecb_functions },
97 { "AES-256-CBC", "default=yes", aes256cbc_functions },
98 { "AES-192-CBC", "default=yes", aes192cbc_functions },
99 { "AES-128-CBC", "default=yes", aes128cbc_functions },
100 { "AES-256-OFB", "default=yes", aes256ofb_functions },
101 { "AES-192-OFB", "default=yes", aes192ofb_functions },
102 { "AES-128-OFB", "default=yes", aes128ofb_functions },
103 { "AES-256-CFB", "default=yes", aes256cfb_functions },
104 { "AES-192-CFB", "default=yes", aes192cfb_functions },
105 { "AES-128-CFB", "default=yes", aes128cfb_functions },
106 { "AES-256-CFB1", "default=yes", aes256cfb1_functions },
107 { "AES-192-CFB1", "default=yes", aes192cfb1_functions },
108 { "AES-128-CFB1", "default=yes", aes128cfb1_functions },
109 { "AES-256-CFB8", "default=yes", aes256cfb8_functions },
110 { "AES-192-CFB8", "default=yes", aes192cfb8_functions },
111 { "AES-128-CFB8", "default=yes", aes128cfb8_functions },
112 { "AES-256-CTR", "default=yes", aes256ctr_functions },
113 { "AES-192-CTR", "default=yes", aes192ctr_functions },
114 { "AES-128-CTR", "default=yes", aes128ctr_functions },
115 { NULL, NULL, NULL }
116 };
117
118 static const OSSL_ALGORITHM *deflt_query(OSSL_PROVIDER *prov,
119 int operation_id,
120 int *no_cache)
121 {
122 *no_cache = 0;
123 switch (operation_id) {
124 case OSSL_OP_DIGEST:
125 return deflt_digests;
126 case OSSL_OP_CIPHER:
127 return deflt_ciphers;
128 }
129 return NULL;
130 }
131
132 /* Functions we provide to the core */
133 static const OSSL_DISPATCH deflt_dispatch_table[] = {
134 { OSSL_FUNC_PROVIDER_GET_PARAM_TYPES, (void (*)(void))deflt_get_param_types },
135 { OSSL_FUNC_PROVIDER_GET_PARAMS, (void (*)(void))deflt_get_params },
136 { OSSL_FUNC_PROVIDER_QUERY_OPERATION, (void (*)(void))deflt_query },
137 { 0, NULL }
138 };
139
140 OSSL_provider_init_fn ossl_default_provider_init;
141
142 int ossl_default_provider_init(const OSSL_PROVIDER *provider,
143 const OSSL_DISPATCH *in,
144 const OSSL_DISPATCH **out,
145 void **provctx)
146 {
147 OSSL_core_get_library_context_fn *c_get_libctx = NULL;
148
149 for (; in->function_id != 0; in++) {
150 switch (in->function_id) {
151 case OSSL_FUNC_CORE_GET_PARAM_TYPES:
152 c_get_param_types = OSSL_get_core_get_param_types(in);
153 break;
154 case OSSL_FUNC_CORE_GET_PARAMS:
155 c_get_params = OSSL_get_core_get_params(in);
156 break;
157 case OSSL_FUNC_CORE_GET_LIBRARY_CONTEXT:
158 c_get_libctx = OSSL_get_core_get_library_context(in);
159 break;
160 default:
161 /* Just ignore anything we don't understand */
162 break;
163 }
164 }
165
166 if (c_get_libctx == NULL)
167 return 0;
168
169 *out = deflt_dispatch_table;
170
171 /*
172 * We want to make sure that all calls from this provider that requires
173 * a library context use the same context as the one used to call our
174 * functions. We do that by passing it along as the provider context.
175 */
176 *provctx = c_get_libctx(provider);
177 return 1;
178 }