2 * Copyright 2019-2020 The OpenSSL Project Authors. All Rights Reserved.
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
12 #include <openssl/core.h>
13 #include <openssl/core_dispatch.h>
14 #include <openssl/core_names.h>
15 #include <openssl/params.h>
16 #include "prov/provider_ctx.h"
17 #include "prov/implementations.h"
18 #include "prov/providercommon.h"
21 * Forward declarations to ensure that interface functions are correctly
24 static OSSL_FUNC_provider_gettable_params_fn legacy_gettable_params;
25 static OSSL_FUNC_provider_get_params_fn legacy_get_params;
26 static OSSL_FUNC_provider_query_operation_fn legacy_query;
28 #define ALG(NAMES, FUNC) { NAMES, "provider=legacy", FUNC }
31 OSSL_provider_init_fn ossl_legacy_provider_init;
32 # define OSSL_provider_init ossl_legacy_provider_init
35 /* Functions provided by the core */
36 static OSSL_FUNC_core_gettable_params_fn *c_gettable_params = NULL;
37 static OSSL_FUNC_core_get_params_fn *c_get_params = NULL;
39 /* Parameters we provide to the core */
40 static const OSSL_PARAM legacy_param_types[] = {
41 OSSL_PARAM_DEFN(OSSL_PROV_PARAM_NAME, OSSL_PARAM_UTF8_PTR, NULL, 0),
42 OSSL_PARAM_DEFN(OSSL_PROV_PARAM_VERSION, OSSL_PARAM_UTF8_PTR, NULL, 0),
43 OSSL_PARAM_DEFN(OSSL_PROV_PARAM_BUILDINFO, OSSL_PARAM_UTF8_PTR, NULL, 0),
44 OSSL_PARAM_DEFN(OSSL_PROV_PARAM_STATUS, OSSL_PARAM_INTEGER, NULL, 0),
48 static const OSSL_PARAM *legacy_gettable_params(void *provctx)
50 return legacy_param_types;
53 static int legacy_get_params(void *provctx, OSSL_PARAM params[])
57 p = OSSL_PARAM_locate(params, OSSL_PROV_PARAM_NAME);
58 if (p != NULL && !OSSL_PARAM_set_utf8_ptr(p, "OpenSSL Legacy Provider"))
60 p = OSSL_PARAM_locate(params, OSSL_PROV_PARAM_VERSION);
61 if (p != NULL && !OSSL_PARAM_set_utf8_ptr(p, OPENSSL_VERSION_STR))
63 p = OSSL_PARAM_locate(params, OSSL_PROV_PARAM_BUILDINFO);
64 if (p != NULL && !OSSL_PARAM_set_utf8_ptr(p, OPENSSL_FULL_VERSION_STR))
66 p = OSSL_PARAM_locate(params, OSSL_PROV_PARAM_STATUS);
67 if (p != NULL && !OSSL_PARAM_set_int(p, ossl_prov_is_running()))
72 static const OSSL_ALGORITHM legacy_digests[] = {
73 #ifndef OPENSSL_NO_MD2
74 ALG("MD2", md2_functions),
76 #ifndef OPENSSL_NO_MD4
77 ALG("MD4", md4_functions),
79 #ifndef OPENSSL_NO_MDC2
80 ALG("MDC2", mdc2_functions),
81 #endif /* OPENSSL_NO_MDC2 */
82 #ifndef OPENSSL_NO_WHIRLPOOL
83 ALG("WHIRLPOOL", wp_functions),
84 #endif /* OPENSSL_NO_WHIRLPOOL */
85 #ifndef OPENSSL_NO_RMD160
86 ALG("RIPEMD-160:RIPEMD160:RIPEMD:RMD160", ripemd160_functions),
87 #endif /* OPENSSL_NO_RMD160 */
91 static const OSSL_ALGORITHM legacy_ciphers[] = {
92 #ifndef OPENSSL_NO_CAST
93 ALG("CAST5-ECB", cast5128ecb_functions),
94 ALG("CAST5-CBC:CAST-CBC:CAST", cast5128cbc_functions),
95 ALG("CAST5-OFB", cast5128ofb64_functions),
96 ALG("CAST5-CFB", cast5128cfb64_functions),
97 #endif /* OPENSSL_NO_CAST */
99 ALG("BF-ECB", blowfish128ecb_functions),
100 ALG("BF-CBC:BF:BLOWFISH", blowfish128cbc_functions),
101 ALG("BF-OFB", blowfish64ofb64_functions),
102 ALG("BF-CFB", blowfish64cfb64_functions),
103 #endif /* OPENSSL_NO_BF */
104 #ifndef OPENSSL_NO_IDEA
105 ALG("IDEA-ECB", idea128ecb_functions),
106 ALG("IDEA-CBC:IDEA", idea128cbc_functions),
107 ALG("IDEA-OFB:IDEA-OFB64", idea128ofb64_functions),
108 ALG("IDEA-CFB:IDEA-CFB64", idea128cfb64_functions),
109 #endif /* OPENSSL_NO_IDEA */
110 #ifndef OPENSSL_NO_SEED
111 ALG("SEED-ECB", seed128ecb_functions),
112 ALG("SEED-CBC:SEED", seed128cbc_functions),
113 ALG("SEED-OFB:SEED-OFB128", seed128ofb128_functions),
114 ALG("SEED-CFB:SEED-CFB128", seed128cfb128_functions),
115 #endif /* OPENSSL_NO_SEED */
116 #ifndef OPENSSL_NO_RC2
117 ALG("RC2-ECB", rc2128ecb_functions),
118 ALG("RC2-CBC:RC2:RC2-128", rc2128cbc_functions),
119 ALG("RC2-40-CBC:RC2-40", rc240cbc_functions),
120 ALG("RC2-64-CBC:RC2-64", rc264cbc_functions),
121 ALG("RC2-CFB", rc2128cfb128_functions),
122 ALG("RC2-OFB", rc2128ofb128_functions),
123 #endif /* OPENSSL_NO_RC2 */
124 #ifndef OPENSSL_NO_RC4
125 ALG("RC4", rc4128_functions),
126 ALG("RC4-40", rc440_functions),
127 # ifndef OPENSSL_NO_MD5
128 ALG("RC4-HMAC-MD5", rc4_hmac_md5_functions),
129 # endif /* OPENSSL_NO_MD5 */
130 #endif /* OPENSSL_NO_RC4 */
131 #ifndef OPENSSL_NO_RC5
132 ALG("RC5-ECB", rc5128ecb_functions),
133 ALG("RC5-CBC:RC5", rc5128cbc_functions),
134 ALG("RC5-OFB", rc5128ofb64_functions),
135 ALG("RC5-CFB", rc5128cfb64_functions),
136 #endif /* OPENSSL_NO_RC5 */
137 #ifndef OPENSSL_NO_DES
138 ALG("DESX-CBC:DESX", tdes_desx_cbc_functions),
139 ALG("DES-ECB", des_ecb_functions),
140 ALG("DES-CBC:DES", des_cbc_functions),
141 ALG("DES-OFB", des_ofb64_functions),
142 ALG("DES-CFB", des_cfb64_functions),
143 ALG("DES-CFB1", des_cfb1_functions),
144 ALG("DES-CFB8", des_cfb8_functions),
145 #endif /* OPENSSL_NO_DES */
149 static const OSSL_ALGORITHM *legacy_query(void *provctx, int operation_id,
153 switch (operation_id) {
155 return legacy_digests;
157 return legacy_ciphers;
162 static void legacy_teardown(void *provctx)
164 OPENSSL_CTX_free(PROV_LIBRARY_CONTEXT_OF(provctx));
165 PROV_CTX_free(provctx);
168 /* Functions we provide to the core */
169 static const OSSL_DISPATCH legacy_dispatch_table[] = {
170 { OSSL_FUNC_PROVIDER_TEARDOWN, (void (*)(void))legacy_teardown },
171 { OSSL_FUNC_PROVIDER_GETTABLE_PARAMS, (void (*)(void))legacy_gettable_params },
172 { OSSL_FUNC_PROVIDER_GET_PARAMS, (void (*)(void))legacy_get_params },
173 { OSSL_FUNC_PROVIDER_QUERY_OPERATION, (void (*)(void))legacy_query },
177 int OSSL_provider_init(const OSSL_CORE_HANDLE *handle,
178 const OSSL_DISPATCH *in,
179 const OSSL_DISPATCH **out,
182 OSSL_FUNC_core_get_library_context_fn *c_get_libctx = NULL;
183 OPENSSL_CTX *libctx = NULL;
185 for (; in->function_id != 0; in++) {
186 switch (in->function_id) {
187 case OSSL_FUNC_CORE_GETTABLE_PARAMS:
188 c_gettable_params = OSSL_FUNC_core_gettable_params(in);
190 case OSSL_FUNC_CORE_GET_PARAMS:
191 c_get_params = OSSL_FUNC_core_get_params(in);
193 case OSSL_FUNC_CORE_GET_LIBRARY_CONTEXT:
194 c_get_libctx = OSSL_FUNC_core_get_library_context(in);
196 /* Just ignore anything we don't understand */
202 if (c_get_libctx == NULL)
205 if ((*provctx = PROV_CTX_new()) == NULL
206 || (libctx = OPENSSL_CTX_new()) == NULL) {
207 OPENSSL_CTX_free(libctx);
208 legacy_teardown(*provctx);
212 PROV_CTX_set0_library_context(*provctx, libctx);
213 PROV_CTX_set0_handle(*provctx, handle);
215 *out = legacy_dispatch_table;