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/opensslconf.h>
  13 #include <openssl/core.h>
  14 #include <openssl/core_numbers.h>
  15 #include <openssl/core_names.h>
  16 #include <openssl/params.h>
  17 #include "internal/provider_algs.h"
  18
  19 /* Functions provided by the core */
  20 static OSSL_core_gettable_params_fn *c_gettable_params = NULL;
  21 static OSSL_core_get_params_fn *c_get_params = NULL;
  22
  23 /* Parameters we provide to the core */
  24 static const OSSL_PARAM deflt_param_types[] = {
  25     OSSL_PARAM_DEFN(OSSL_PROV_PARAM_NAME, OSSL_PARAM_UTF8_PTR, NULL, 0),
  26     OSSL_PARAM_DEFN(OSSL_PROV_PARAM_VERSION, OSSL_PARAM_UTF8_PTR, NULL, 0),
  27     OSSL_PARAM_DEFN(OSSL_PROV_PARAM_BUILDINFO, OSSL_PARAM_UTF8_PTR, NULL, 0),
  28     OSSL_PARAM_END
  29 };
  30
  31 static const OSSL_PARAM *deflt_gettable_params(const OSSL_PROVIDER *prov)
  32 {
  33     return deflt_param_types;
  34 }
  35
  36 static int deflt_get_params(const OSSL_PROVIDER *prov, OSSL_PARAM params[])
  37 {
  38     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     /*
  69      * KMAC128 and KMAC256 as hashes are mostly useful for the MACs with the
  70      * same names
  71      */
  72     { "KMAC128", "default=yes", keccak_kmac_128_functions },
  73     { "KMAC256", "default=yes", keccak_kmac_256_functions },
  74
  75     { "SHAKE128", "default=yes", shake_128_functions },
  76     { "SHAKE256", "default=yes", shake_256_functions },
  77
  78 #ifndef OPENSSL_NO_BLAKE2
  79     { "BLAKE2s256", "default=yes", blake2s256_functions },
  80     { "BLAKE2b512", "default=yes", blake2b512_functions },
  81 #endif /* OPENSSL_NO_BLAKE2 */
  82
  83 #ifndef OPENSSL_NO_SM3
  84     { "SM3", "default=yes", sm3_functions },
  85 #endif /* OPENSSL_NO_SM3 */
  86
  87 #ifndef OPENSSL_NO_MD5
  88     { "MD5", "default=yes", md5_functions },
  89     { "MD5-SHA1", "default=yes", md5_sha1_functions },
  90 #endif /* OPENSSL_NO_MD5 */
  91
  92     /*{ "UNDEF", "default=yes", nullmd_functions }, */
  93
  94     { NULL, NULL, NULL }
  95 };
  96
  97 static const OSSL_ALGORITHM deflt_ciphers[] = {
  98     { "AES-256-ECB", "default=yes", aes256ecb_functions },
  99     { "AES-192-ECB", "default=yes", aes192ecb_functions },
 100     { "AES-128-ECB", "default=yes", aes128ecb_functions },
 101     { "AES-256-CBC", "default=yes", aes256cbc_functions },
 102     { "AES-192-CBC", "default=yes", aes192cbc_functions },
 103     { "AES-128-CBC", "default=yes", aes128cbc_functions },
 104     { "AES-256-OFB", "default=yes", aes256ofb_functions },
 105     { "AES-192-OFB", "default=yes", aes192ofb_functions },
 106     { "AES-128-OFB", "default=yes", aes128ofb_functions },
 107     { "AES-256-CFB", "default=yes", aes256cfb_functions },
 108     { "AES-192-CFB", "default=yes", aes192cfb_functions },
 109     { "AES-128-CFB", "default=yes", aes128cfb_functions },
 110     { "AES-256-CFB1", "default=yes", aes256cfb1_functions },
 111     { "AES-192-CFB1", "default=yes", aes192cfb1_functions },
 112     { "AES-128-CFB1", "default=yes", aes128cfb1_functions },
 113     { "AES-256-CFB8", "default=yes", aes256cfb8_functions },
 114     { "AES-192-CFB8", "default=yes", aes192cfb8_functions },
 115     { "AES-128-CFB8", "default=yes", aes128cfb8_functions },
 116     { "AES-256-CTR", "default=yes", aes256ctr_functions },
 117     { "AES-192-CTR", "default=yes", aes192ctr_functions },
 118     { "AES-128-CTR", "default=yes", aes128ctr_functions },
 119     { "id-aes256-GCM", "default=yes", aes256gcm_functions },
 120     { "id-aes192-GCM", "default=yes", aes192gcm_functions },
 121     { "id-aes128-GCM", "default=yes", aes128gcm_functions },
 122 #ifndef OPENSSL_NO_ARIA
 123     { "ARIA-256-GCM", "default=yes", aria256gcm_functions },
 124     { "ARIA-192-GCM", "default=yes", aria192gcm_functions },
 125     { "ARIA-128-GCM", "default=yes", aria128gcm_functions },
 126 #endif /* OPENSSL_NO_ARIA */
 127     { NULL, NULL, NULL }
 128 };
 129
 130 static const OSSL_ALGORITHM deflt_macs[] = {
 131 #ifndef OPENSSL_NO_BLAKE2
 132     { "BLAKE2BMAC", "default=yes", blake2bmac_functions },
 133     { "BLAKE2SMAC", "default=yes", blake2smac_functions },
 134 #endif
 135 #ifndef OPENSSL_NO_CMAC
 136     { "CMAC", "default=yes", cmac_functions },
 137 #endif
 138     { "GMAC", "default=yes", gmac_functions },
 139     { "HMAC", "default=yes", hmac_functions },
 140     { "KMAC128", "default=yes", kmac128_functions },
 141     { "KMAC256", "default=yes", kmac256_functions },
 142 #ifndef OPENSSL_NO_SIPHASH
 143     { "SipHash", "default=yes", siphash_functions },
 144 #endif
 145     { NULL, NULL, NULL }
 146 };
 147
 148 static const OSSL_ALGORITHM deflt_keyexch[] = {
 149 #ifndef OPENSSL_NO_DH
 150     { "dhKeyAgreement", "default=yes", dh_keyexch_functions },
 151 #endif
 152     { NULL, NULL, NULL }
 153 };
 154
 155 static const OSSL_ALGORITHM deflt_keymgmt[] = {
 156 #ifndef OPENSSL_NO_DH
 157     { "dhKeyAgreement", "default=yes", dh_keymgmt_functions },
 158 #endif
 159     { NULL, NULL, NULL }
 160 };
 161
 162 static const OSSL_ALGORITHM *deflt_query(OSSL_PROVIDER *prov,
 163                                          int operation_id,
 164                                          int *no_cache)
 165 {
 166     *no_cache = 0;
 167     switch (operation_id) {
 168     case OSSL_OP_DIGEST:
 169         return deflt_digests;
 170     case OSSL_OP_CIPHER:
 171         return deflt_ciphers;
 172     case OSSL_OP_MAC:
 173         return deflt_macs;
 174     case OSSL_OP_KEYMGMT:
 175         return deflt_keymgmt;
 176     case OSSL_OP_KEYEXCH:
 177         return deflt_keyexch;
 178     }
 179     return NULL;
 180 }
 181
 182 /* Functions we provide to the core */
 183 static const OSSL_DISPATCH deflt_dispatch_table[] = {
 184     { OSSL_FUNC_PROVIDER_GETTABLE_PARAMS, (void (*)(void))deflt_gettable_params },
 185     { OSSL_FUNC_PROVIDER_GET_PARAMS, (void (*)(void))deflt_get_params },
 186     { OSSL_FUNC_PROVIDER_QUERY_OPERATION, (void (*)(void))deflt_query },
 187     { 0, NULL }
 188 };
 189
 190 OSSL_provider_init_fn ossl_default_provider_init;
 191
 192 int ossl_default_provider_init(const OSSL_PROVIDER *provider,
 193                                const OSSL_DISPATCH *in,
 194                                const OSSL_DISPATCH **out,
 195                                void **provctx)
 196 {
 197     OSSL_core_get_library_context_fn *c_get_libctx = NULL;
 198
 199     for (; in->function_id != 0; in++) {
 200         switch (in->function_id) {
 201         case OSSL_FUNC_CORE_GETTABLE_PARAMS:
 202             c_gettable_params = OSSL_get_core_gettable_params(in);
 203             break;
 204         case OSSL_FUNC_CORE_GET_PARAMS:
 205             c_get_params = OSSL_get_core_get_params(in);
 206             break;
 207         case OSSL_FUNC_CORE_GET_LIBRARY_CONTEXT:
 208             c_get_libctx = OSSL_get_core_get_library_context(in);
 209             break;
 210         default:
 211             /* Just ignore anything we don't understand */
 212             break;
 213         }
 214     }
 215
 216     if (c_get_libctx == NULL)
 217         return 0;
 218
 219     *out = deflt_dispatch_table;
 220
 221     /*
 222      * We want to make sure that all calls from this provider that requires
 223      * a library context use the same context as the one used to call our
 224      * functions.  We do that by passing it along as the provider context.
 225      */
 226     *provctx = c_get_libctx(provider);
 227     return 1;
 228 }