| /* |
| * Copyright 2019-2020 The OpenSSL Project Authors. All Rights Reserved. |
| * |
| * Licensed under the Apache License 2.0 (the "License"). You may not use |
| * this file except in compliance with the License. You can obtain a copy |
| * in the file LICENSE in the source distribution or at |
| * https://www.openssl.org/source/license.html |
| */ |
| |
| #include <string.h> |
| #include <stdio.h> |
| #include <openssl/core.h> |
| #include <openssl/core_dispatch.h> |
| #include <openssl/core_names.h> |
| #include <openssl/params.h> |
| #include <openssl/err.h> |
| #include <openssl/evp.h> |
| #include <openssl/kdf.h> |
| |
| /* TODO(3.0): Needed for dummy_evp_call(). To be removed */ |
| #include <openssl/sha.h> |
| #include <openssl/rand_drbg.h> |
| #include <openssl/ec.h> |
| #include <openssl/fips_names.h> |
| |
| #include "internal/cryptlib.h" |
| #include "internal/property.h" |
| #include "internal/nelem.h" |
| #include "openssl/param_build.h" |
| #include "crypto/evp.h" |
| #include "prov/implementations.h" |
| #include "prov/provider_ctx.h" |
| #include "prov/providercommon.h" |
| #include "prov/provider_util.h" |
| #include "self_test.h" |
| |
| /* |
| * Forward declarations to ensure that interface functions are correctly |
| * defined. |
| */ |
| static OSSL_FUNC_provider_teardown_fn fips_teardown; |
| static OSSL_FUNC_provider_gettable_params_fn fips_gettable_params; |
| static OSSL_FUNC_provider_get_params_fn fips_get_params; |
| static OSSL_FUNC_provider_query_operation_fn fips_query; |
| |
| #define ALGC(NAMES, FUNC, CHECK) { { NAMES, "provider=fips,fips=yes", FUNC }, CHECK } |
| #define ALG(NAMES, FUNC) ALGC(NAMES, FUNC, NULL) |
| |
| extern OSSL_FUNC_core_thread_start_fn *c_thread_start; |
| |
| /* |
| * TODO(3.0): Should these be stored in the provider side provctx? Could they |
| * ever be different from one init to the next? Unfortunately we can't do this |
| * at the moment because c_put_error/c_add_error_vdata do not provide |
| * us with the OPENSSL_CTX as a parameter. |
| */ |
| |
| static SELF_TEST_POST_PARAMS selftest_params; |
| |
| /* Functions provided by the core */ |
| static OSSL_FUNC_core_gettable_params_fn *c_gettable_params; |
| static OSSL_FUNC_core_get_params_fn *c_get_params; |
| OSSL_FUNC_core_thread_start_fn *c_thread_start; |
| static OSSL_FUNC_core_new_error_fn *c_new_error; |
| static OSSL_FUNC_core_set_error_debug_fn *c_set_error_debug; |
| static OSSL_FUNC_core_vset_error_fn *c_vset_error; |
| static OSSL_FUNC_core_set_error_mark_fn *c_set_error_mark; |
| static OSSL_FUNC_core_clear_last_error_mark_fn *c_clear_last_error_mark; |
| static OSSL_FUNC_core_pop_error_to_mark_fn *c_pop_error_to_mark; |
| static OSSL_FUNC_CRYPTO_malloc_fn *c_CRYPTO_malloc; |
| static OSSL_FUNC_CRYPTO_zalloc_fn *c_CRYPTO_zalloc; |
| static OSSL_FUNC_CRYPTO_free_fn *c_CRYPTO_free; |
| static OSSL_FUNC_CRYPTO_clear_free_fn *c_CRYPTO_clear_free; |
| static OSSL_FUNC_CRYPTO_realloc_fn *c_CRYPTO_realloc; |
| static OSSL_FUNC_CRYPTO_clear_realloc_fn *c_CRYPTO_clear_realloc; |
| static OSSL_FUNC_CRYPTO_secure_malloc_fn *c_CRYPTO_secure_malloc; |
| static OSSL_FUNC_CRYPTO_secure_zalloc_fn *c_CRYPTO_secure_zalloc; |
| static OSSL_FUNC_CRYPTO_secure_free_fn *c_CRYPTO_secure_free; |
| static OSSL_FUNC_CRYPTO_secure_clear_free_fn *c_CRYPTO_secure_clear_free; |
| static OSSL_FUNC_CRYPTO_secure_allocated_fn *c_CRYPTO_secure_allocated; |
| static OSSL_FUNC_BIO_vsnprintf_fn *c_BIO_vsnprintf; |
| |
| typedef struct fips_global_st { |
| const OSSL_CORE_HANDLE *handle; |
| } FIPS_GLOBAL; |
| |
| static void *fips_prov_ossl_ctx_new(OPENSSL_CTX *libctx) |
| { |
| FIPS_GLOBAL *fgbl = OPENSSL_zalloc(sizeof(*fgbl)); |
| |
| return fgbl; |
| } |
| |
| static void fips_prov_ossl_ctx_free(void *fgbl) |
| { |
| OPENSSL_free(fgbl); |
| } |
| |
| static const OPENSSL_CTX_METHOD fips_prov_ossl_ctx_method = { |
| fips_prov_ossl_ctx_new, |
| fips_prov_ossl_ctx_free, |
| }; |
| |
| |
| /* Parameters we provide to the core */ |
| static const OSSL_PARAM fips_param_types[] = { |
| OSSL_PARAM_DEFN(OSSL_PROV_PARAM_NAME, OSSL_PARAM_UTF8_PTR, NULL, 0), |
| OSSL_PARAM_DEFN(OSSL_PROV_PARAM_VERSION, OSSL_PARAM_UTF8_PTR, NULL, 0), |
| OSSL_PARAM_DEFN(OSSL_PROV_PARAM_BUILDINFO, OSSL_PARAM_UTF8_PTR, NULL, 0), |
| OSSL_PARAM_END |
| }; |
| |
| /* |
| * Parameters to retrieve from the core provider - required for self testing. |
| * NOTE: inside core_get_params() these will be loaded from config items |
| * stored inside prov->parameters (except for |
| * OSSL_PROV_PARAM_CORE_MODULE_FILENAME). |
| */ |
| static OSSL_PARAM core_params[] = |
| { |
| OSSL_PARAM_utf8_ptr(OSSL_PROV_PARAM_CORE_MODULE_FILENAME, |
| selftest_params.module_filename, |
| sizeof(selftest_params.module_filename)), |
| OSSL_PARAM_utf8_ptr(OSSL_PROV_FIPS_PARAM_MODULE_MAC, |
| selftest_params.module_checksum_data, |
| sizeof(selftest_params.module_checksum_data)), |
| OSSL_PARAM_utf8_ptr(OSSL_PROV_FIPS_PARAM_INSTALL_MAC, |
| selftest_params.indicator_checksum_data, |
| sizeof(selftest_params.indicator_checksum_data)), |
| OSSL_PARAM_utf8_ptr(OSSL_PROV_FIPS_PARAM_INSTALL_STATUS, |
| selftest_params.indicator_data, |
| sizeof(selftest_params.indicator_data)), |
| OSSL_PARAM_utf8_ptr(OSSL_PROV_FIPS_PARAM_INSTALL_VERSION, |
| selftest_params.indicator_version, |
| sizeof(selftest_params.indicator_version)), |
| OSSL_PARAM_END |
| }; |
| |
| /* TODO(3.0): To be removed */ |
| static int dummy_evp_call(OPENSSL_CTX *libctx) |
| { |
| EVP_MD_CTX *ctx = EVP_MD_CTX_new(); |
| EVP_MD *sha256 = EVP_MD_fetch(libctx, "SHA256", NULL); |
| EVP_KDF *kdf = EVP_KDF_fetch(libctx, OSSL_KDF_NAME_PBKDF2, NULL); |
| unsigned char dgst[SHA256_DIGEST_LENGTH]; |
| unsigned int dgstlen; |
| int ret = 0; |
| BN_CTX *bnctx = NULL; |
| BIGNUM *a = NULL, *b = NULL; |
| unsigned char randbuf[128]; |
| RAND_DRBG *drbg = OPENSSL_CTX_get0_public_drbg(libctx); |
| #ifndef OPENSSL_NO_EC |
| EC_KEY *key = NULL; |
| #endif |
| |
| static const char msg[] = "Hello World!"; |
| static const unsigned char exptd[] = { |
| 0x7f, 0x83, 0xb1, 0x65, 0x7f, 0xf1, 0xfc, 0x53, 0xb9, 0x2d, 0xc1, 0x81, |
| 0x48, 0xa1, 0xd6, 0x5d, 0xfc, 0x2d, 0x4b, 0x1f, 0xa3, 0xd6, 0x77, 0x28, |
| 0x4a, 0xdd, 0xd2, 0x00, 0x12, 0x6d, 0x90, 0x69 |
| }; |
| |
| if (ctx == NULL || sha256 == NULL || drbg == NULL || kdf == NULL) |
| goto err; |
| |
| if (!EVP_DigestInit_ex(ctx, sha256, NULL)) |
| goto err; |
| if (!EVP_DigestUpdate(ctx, msg, sizeof(msg) - 1)) |
| goto err; |
| if (!EVP_DigestFinal(ctx, dgst, &dgstlen)) |
| goto err; |
| if (dgstlen != sizeof(exptd) || memcmp(dgst, exptd, sizeof(exptd)) != 0) |
| goto err; |
| |
| bnctx = BN_CTX_new_ex(libctx); |
| if (bnctx == NULL) |
| goto err; |
| BN_CTX_start(bnctx); |
| a = BN_CTX_get(bnctx); |
| b = BN_CTX_get(bnctx); |
| if (b == NULL) |
| goto err; |
| BN_zero(a); |
| if (!BN_one(b) |
| || !BN_add(a, a, b) |
| || BN_cmp(a, b) != 0) |
| goto err; |
| |
| if (RAND_DRBG_bytes(drbg, randbuf, sizeof(randbuf)) <= 0) |
| goto err; |
| |
| if (!BN_rand_ex(a, 256, BN_RAND_TOP_ANY, BN_RAND_BOTTOM_ANY, bnctx)) |
| goto err; |
| |
| #ifndef OPENSSL_NO_EC |
| /* Do some dummy EC calls */ |
| key = EC_KEY_new_by_curve_name_with_libctx(libctx, NULL, NID_X9_62_prime256v1); |
| if (key == NULL) |
| goto err; |
| |
| if (!EC_KEY_generate_key(key)) |
| goto err; |
| #endif |
| |
| ret = 1; |
| err: |
| BN_CTX_end(bnctx); |
| BN_CTX_free(bnctx); |
| |
| EVP_KDF_free(kdf); |
| EVP_MD_CTX_free(ctx); |
| EVP_MD_free(sha256); |
| |
| #ifndef OPENSSL_NO_EC |
| EC_KEY_free(key); |
| #endif |
| return ret; |
| } |
| |
| static const OSSL_PARAM *fips_gettable_params(void *provctx) |
| { |
| return fips_param_types; |
| } |
| |
| static int fips_get_params(void *provctx, OSSL_PARAM params[]) |
| { |
| OSSL_PARAM *p; |
| |
| p = OSSL_PARAM_locate(params, OSSL_PROV_PARAM_NAME); |
| if (p != NULL && !OSSL_PARAM_set_utf8_ptr(p, "OpenSSL FIPS Provider")) |
| return 0; |
| p = OSSL_PARAM_locate(params, OSSL_PROV_PARAM_VERSION); |
| if (p != NULL && !OSSL_PARAM_set_utf8_ptr(p, OPENSSL_VERSION_STR)) |
| return 0; |
| p = OSSL_PARAM_locate(params, OSSL_PROV_PARAM_BUILDINFO); |
| if (p != NULL && !OSSL_PARAM_set_utf8_ptr(p, OPENSSL_FULL_VERSION_STR)) |
| return 0; |
| |
| return 1; |
| } |
| |
| /* FIPS specific version of the function of the same name in provlib.c */ |
| const char *ossl_prov_util_nid_to_name(int nid) |
| { |
| /* We don't have OBJ_nid2n() in FIPS_MODULE so we have an explicit list */ |
| |
| switch (nid) { |
| /* Digests */ |
| case NID_sha1: |
| return "SHA1"; |
| case NID_sha224: |
| return "SHA-224"; |
| case NID_sha256: |
| return "SHA-256"; |
| case NID_sha384: |
| return "SHA-384"; |
| case NID_sha512: |
| return "SHA-512"; |
| case NID_sha512_224: |
| return "SHA-512/224"; |
| case NID_sha512_256: |
| return "SHA-512/256"; |
| case NID_sha3_224: |
| return "SHA3-224"; |
| case NID_sha3_256: |
| return "SHA3-256"; |
| case NID_sha3_384: |
| return "SHA3-384"; |
| case NID_sha3_512: |
| return "SHA3-512"; |
| |
| /* Ciphers */ |
| case NID_aes_256_ecb: |
| return "AES-256-ECB"; |
| case NID_aes_192_ecb: |
| return "AES-192-ECB"; |
| case NID_aes_128_ecb: |
| return "AES-128-ECB"; |
| case NID_aes_256_cbc: |
| return "AES-256-CBC"; |
| case NID_aes_192_cbc: |
| return "AES-192-CBC"; |
| case NID_aes_128_cbc: |
| return "AES-128-CBC"; |
| case NID_aes_256_ctr: |
| return "AES-256-CTR"; |
| case NID_aes_192_ctr: |
| return "AES-192-CTR"; |
| case NID_aes_128_ctr: |
| return "AES-128-CTR"; |
| case NID_aes_256_xts: |
| return "AES-256-XTS"; |
| case NID_aes_128_xts: |
| return "AES-128-XTS"; |
| case NID_aes_256_gcm: |
| return "AES-256-GCM"; |
| case NID_aes_192_gcm: |
| return "AES-192-GCM"; |
| case NID_aes_128_gcm: |
| return "AES-128-GCM"; |
| case NID_aes_256_ccm: |
| return "AES-256-CCM"; |
| case NID_aes_192_ccm: |
| return "AES-192-CCM"; |
| case NID_aes_128_ccm: |
| return "AES-128-CCM"; |
| case NID_id_aes256_wrap: |
| return "AES-256-WRAP"; |
| case NID_id_aes192_wrap: |
| return "AES-192-WRAP"; |
| case NID_id_aes128_wrap: |
| return "AES-128-WRAP"; |
| case NID_id_aes256_wrap_pad: |
| return "AES-256-WRAP-PAD"; |
| case NID_id_aes192_wrap_pad: |
| return "AES-192-WRAP-PAD"; |
| case NID_id_aes128_wrap_pad: |
| return "AES-128-WRAP-PAD"; |
| case NID_des_ede3_ecb: |
| return "DES-EDE3"; |
| case NID_des_ede3_cbc: |
| return "DES-EDE3-CBC"; |
| case NID_aes_256_cbc_hmac_sha256: |
| return "AES-256-CBC-HMAC-SHA256"; |
| case NID_aes_128_cbc_hmac_sha256: |
| return "AES-128-CBC-HMAC-SHA256"; |
| case NID_aes_256_cbc_hmac_sha1: |
| return "AES-256-CBC-HMAC-SHA1"; |
| case NID_aes_128_cbc_hmac_sha1: |
| return "AES-128-CBC-HMAC-SHA1"; |
| default: |
| break; |
| } |
| |
| return NULL; |
| } |
| |
| /* |
| * For the algorithm names, we use the following formula for our primary |
| * names: |
| * |
| * ALGNAME[VERSION?][-SUBNAME[VERSION?]?][-SIZE?][-MODE?] |
| * |
| * VERSION is only present if there are multiple versions of |
| * an alg (MD2, MD4, MD5). It may be omitted if there is only |
| * one version (if a subsequent version is released in the future, |
| * we can always change the canonical name, and add the old name |
| * as an alias). |
| * |
| * SUBNAME may be present where we are combining multiple |
| * algorithms together, e.g. MD5-SHA1. |
| * |
| * SIZE is only present if multiple versions of an algorithm exist |
| * with different sizes (e.g. AES-128-CBC, AES-256-CBC) |
| * |
| * MODE is only present where applicable. |
| * |
| * We add diverse other names where applicable, such as the names that |
| * NIST uses, or that are used for ASN.1 OBJECT IDENTIFIERs, or names |
| * we have used historically. |
| */ |
| static const OSSL_ALGORITHM fips_digests[] = { |
| /* Our primary name:NiST name[:our older names] */ |
| { "SHA1:SHA-1", "provider=fips,fips=yes", sha1_functions }, |
| { "SHA2-224:SHA-224:SHA224", "provider=fips,fips=yes", sha224_functions }, |
| { "SHA2-256:SHA-256:SHA256", "provider=fips,fips=yes", sha256_functions }, |
| { "SHA2-384:SHA-384:SHA384", "provider=fips,fips=yes", sha384_functions }, |
| { "SHA2-512:SHA-512:SHA512", "provider=fips,fips=yes", sha512_functions }, |
| { "SHA2-512/224:SHA-512/224:SHA512-224", "provider=fips,fips=yes", |
| sha512_224_functions }, |
| { "SHA2-512/256:SHA-512/256:SHA512-256", "provider=fips,fips=yes", |
| sha512_256_functions }, |
| |
| /* We agree with NIST here, so one name only */ |
| { "SHA3-224", "provider=fips,fips=yes", sha3_224_functions }, |
| { "SHA3-256", "provider=fips,fips=yes", sha3_256_functions }, |
| { "SHA3-384", "provider=fips,fips=yes", sha3_384_functions }, |
| { "SHA3-512", "provider=fips,fips=yes", sha3_512_functions }, |
| |
| { "SHAKE-128:SHAKE128", "provider=fips,fips=yes", shake_128_functions }, |
| { "SHAKE-256:SHAKE256", "provider=fips,fips=yes", shake_256_functions }, |
| |
| /* |
| * KECCAK-KMAC-128 and KECCAK-KMAC-256 as hashes are mostly useful for |
| * KMAC128 and KMAC256. |
| */ |
| { "KECCAK-KMAC-128:KECCAK-KMAC128", "provider=fips,fips=yes", |
| keccak_kmac_128_functions }, |
| { "KECCAK-KMAC-256:KECCAK-KMAC256", "provider=fips,fips=yes", |
| keccak_kmac_256_functions }, |
| { NULL, NULL, NULL } |
| }; |
| |
| static const OSSL_ALGORITHM_CAPABLE fips_ciphers[] = { |
| /* Our primary name[:ASN.1 OID name][:our older names] */ |
| ALG("AES-256-ECB", aes256ecb_functions), |
| ALG("AES-192-ECB", aes192ecb_functions), |
| ALG("AES-128-ECB", aes128ecb_functions), |
| ALG("AES-256-CBC", aes256cbc_functions), |
| ALG("AES-192-CBC", aes192cbc_functions), |
| ALG("AES-128-CBC", aes128cbc_functions), |
| ALG("AES-256-OFB", aes256ofb_functions), |
| ALG("AES-192-OFB", aes192ofb_functions), |
| ALG("AES-128-OFB", aes128ofb_functions), |
| ALG("AES-256-CFB", aes256cfb_functions), |
| ALG("AES-192-CFB", aes192cfb_functions), |
| ALG("AES-128-CFB", aes128cfb_functions), |
| ALG("AES-256-CFB1", aes256cfb1_functions), |
| ALG("AES-192-CFB1", aes192cfb1_functions), |
| ALG("AES-128-CFB1", aes128cfb1_functions), |
| ALG("AES-256-CFB8", aes256cfb8_functions), |
| ALG("AES-192-CFB8", aes192cfb8_functions), |
| ALG("AES-128-CFB8", aes128cfb8_functions), |
| ALG("AES-256-CTR", aes256ctr_functions), |
| ALG("AES-192-CTR", aes192ctr_functions), |
| ALG("AES-128-CTR", aes128ctr_functions), |
| ALG("AES-256-XTS", aes256xts_functions), |
| ALG("AES-128-XTS", aes128xts_functions), |
| ALG("AES-256-GCM:id-aes256-GCM", aes256gcm_functions), |
| ALG("AES-192-GCM:id-aes192-GCM", aes192gcm_functions), |
| ALG("AES-128-GCM:id-aes128-GCM", aes128gcm_functions), |
| ALG("AES-256-CCM:id-aes256-CCM", aes256ccm_functions), |
| ALG("AES-192-CCM:id-aes192-CCM", aes192ccm_functions), |
| ALG("AES-128-CCM:id-aes128-CCM", aes128ccm_functions), |
| ALG("AES-256-WRAP:id-aes256-wrap:AES256-WRAP", aes256wrap_functions), |
| ALG("AES-192-WRAP:id-aes192-wrap:AES192-WRAP", aes192wrap_functions), |
| ALG("AES-128-WRAP:id-aes128-wrap:AES128-WRAP", aes128wrap_functions), |
| ALG("AES-256-WRAP-PAD:id-aes256-wrap-pad:AES256-WRAP-PAD", |
| aes256wrappad_functions), |
| ALG("AES-192-WRAP-PAD:id-aes192-wrap-pad:AES192-WRAP-PAD", |
| aes192wrappad_functions), |
| ALG("AES-128-WRAP-PAD:id-aes128-wrap-pad:AES128-WRAP-PAD", |
| aes128wrappad_functions), |
| ALGC("AES-128-CBC-HMAC-SHA1", aes128cbc_hmac_sha1_functions, |
| cipher_capable_aes_cbc_hmac_sha1), |
| ALGC("AES-256-CBC-HMAC-SHA1", aes256cbc_hmac_sha1_functions, |
| cipher_capable_aes_cbc_hmac_sha1), |
| ALGC("AES-128-CBC-HMAC-SHA256", aes128cbc_hmac_sha256_functions, |
| cipher_capable_aes_cbc_hmac_sha256), |
| ALGC("AES-256-CBC-HMAC-SHA256", aes256cbc_hmac_sha256_functions, |
| cipher_capable_aes_cbc_hmac_sha256), |
| #ifndef OPENSSL_NO_DES |
| ALG("DES-EDE3-ECB:DES-EDE3", tdes_ede3_ecb_functions), |
| ALG("DES-EDE3-CBC:DES3", tdes_ede3_cbc_functions), |
| #endif /* OPENSSL_NO_DES */ |
| { { NULL, NULL, NULL }, NULL } |
| }; |
| static OSSL_ALGORITHM exported_fips_ciphers[OSSL_NELEM(fips_ciphers)]; |
| |
| static const OSSL_ALGORITHM fips_macs[] = { |
| #ifndef OPENSSL_NO_CMAC |
| { "CMAC", "provider=fips,fips=yes", cmac_functions }, |
| #endif |
| { "GMAC", "provider=fips,fips=yes", gmac_functions }, |
| { "HMAC", "provider=fips,fips=yes", hmac_functions }, |
| { "KMAC-128:KMAC128", "provider=fips,fips=yes", kmac128_functions }, |
| { "KMAC-256:KMAC256", "provider=fips,fips=yes", kmac256_functions }, |
| { NULL, NULL, NULL } |
| }; |
| |
| static const OSSL_ALGORITHM fips_kdfs[] = { |
| { "HKDF", "provider=fips,fips=yes", kdf_hkdf_functions }, |
| { "SSKDF", "provider=fips,fips=yes", kdf_sskdf_functions }, |
| { "PBKDF2", "provider=fips,fips=yes", kdf_pbkdf2_functions }, |
| { "SSHKDF", "provider=fips,fips=yes", kdf_sshkdf_functions }, |
| { "X963KDF", "provider=fips,fips=yes", kdf_x963_kdf_functions }, |
| { "TLS1-PRF", "provider=fips,fips=yes", kdf_tls1_prf_functions }, |
| { "KBKDF", "provider=fips,fips=yes", kdf_kbkdf_functions }, |
| { NULL, NULL, NULL } |
| }; |
| |
| static const OSSL_ALGORITHM fips_rands[] = { |
| { "CTR-DRBG", "provider=fips", drbg_ctr_functions }, |
| { "HASH-DRBG", "provider=fips", drbg_hash_functions }, |
| { "HMAC-DRBG", "provider=fips", drbg_hmac_functions }, |
| { "TEST-RAND", "provider=fips", test_rng_functions }, |
| { NULL, NULL, NULL } |
| }; |
| |
| static const OSSL_ALGORITHM fips_keyexch[] = { |
| #ifndef OPENSSL_NO_DH |
| { "DH:dhKeyAgreement", "provider=fips,fips=yes", dh_keyexch_functions }, |
| #endif |
| #ifndef OPENSSL_NO_EC |
| { "ECDH", "provider=fips,fips=yes", ecdh_keyexch_functions }, |
| { "X25519", "provider=fips,fips=no", x25519_keyexch_functions }, |
| { "X448", "provider=fips,fips=no", x448_keyexch_functions }, |
| #endif |
| { NULL, NULL, NULL } |
| }; |
| |
| static const OSSL_ALGORITHM fips_signature[] = { |
| #ifndef OPENSSL_NO_DSA |
| { "DSA:dsaEncryption", "provider=fips,fips=yes", dsa_signature_functions }, |
| #endif |
| { "RSA:rsaEncryption", "provider=fips,fips=yes", rsa_signature_functions }, |
| #ifndef OPENSSL_NO_EC |
| { "ED25519", "provider=fips,fips=no", ed25519_signature_functions }, |
| { "ED448", "provider=fips,fips=no", ed448_signature_functions }, |
| { "ECDSA", "provider=fips,fips=yes", ecdsa_signature_functions }, |
| #endif |
| { NULL, NULL, NULL } |
| }; |
| |
| static const OSSL_ALGORITHM fips_asym_cipher[] = { |
| { "RSA:rsaEncryption", "provider=fips,fips=yes", rsa_asym_cipher_functions }, |
| { NULL, NULL, NULL } |
| }; |
| |
| static const OSSL_ALGORITHM fips_keymgmt[] = { |
| #ifndef OPENSSL_NO_DH |
| { "DH:dhKeyAgreement", "provider=fips,fips=yes", dh_keymgmt_functions }, |
| #endif |
| #ifndef OPENSSL_NO_DSA |
| { "DSA", "provider=fips,fips=yes", dsa_keymgmt_functions }, |
| #endif |
| { "RSA:rsaEncryption", "provider=fips,fips=yes", rsa_keymgmt_functions }, |
| { "RSA-PSS:RSASSA-PSS", "provider=fips,fips=yes", |
| rsapss_keymgmt_functions }, |
| #ifndef OPENSSL_NO_EC |
| { "EC:id-ecPublicKey", "provider=fips,fips=yes", ec_keymgmt_functions }, |
| { "X25519", "provider=fips,fips=no", x25519_keymgmt_functions }, |
| { "X448", "provider=fips,fips=no", x448_keymgmt_functions }, |
| { "ED25519", "provider=fips,fips=no", ed25519_keymgmt_functions }, |
| { "ED448", "provider=fips,fips=no", ed448_keymgmt_functions }, |
| #endif |
| { NULL, NULL, NULL } |
| }; |
| |
| static const OSSL_ALGORITHM *fips_query(void *provctx, int operation_id, |
| int *no_cache) |
| { |
| *no_cache = 0; |
| switch (operation_id) { |
| case OSSL_OP_DIGEST: |
| return fips_digests; |
| case OSSL_OP_CIPHER: |
| ossl_prov_cache_exported_algorithms(fips_ciphers, exported_fips_ciphers); |
| return exported_fips_ciphers; |
| case OSSL_OP_MAC: |
| return fips_macs; |
| case OSSL_OP_KDF: |
| return fips_kdfs; |
| case OSSL_OP_RAND: |
| return fips_rands; |
| case OSSL_OP_KEYMGMT: |
| return fips_keymgmt; |
| case OSSL_OP_KEYEXCH: |
| return fips_keyexch; |
| case OSSL_OP_SIGNATURE: |
| return fips_signature; |
| case OSSL_OP_ASYM_CIPHER: |
| return fips_asym_cipher; |
| } |
| return NULL; |
| } |
| |
| static void fips_teardown(void *provctx) |
| { |
| OPENSSL_CTX_free(PROV_LIBRARY_CONTEXT_OF(provctx)); |
| PROV_CTX_free(provctx); |
| } |
| |
| static void fips_intern_teardown(void *provctx) |
| { |
| /* |
| * We know that the library context is the same as for the outer provider, |
| * so no need to destroy it here. |
| */ |
| PROV_CTX_free(provctx); |
| } |
| |
| /* Functions we provide to the core */ |
| static const OSSL_DISPATCH fips_dispatch_table[] = { |
| { OSSL_FUNC_PROVIDER_TEARDOWN, (void (*)(void))fips_teardown }, |
| { OSSL_FUNC_PROVIDER_GETTABLE_PARAMS, (void (*)(void))fips_gettable_params }, |
| { OSSL_FUNC_PROVIDER_GET_PARAMS, (void (*)(void))fips_get_params }, |
| { OSSL_FUNC_PROVIDER_QUERY_OPERATION, (void (*)(void))fips_query }, |
| { OSSL_FUNC_PROVIDER_GET_CAPABILITIES, (void (*)(void))provider_get_capabilities }, |
| { 0, NULL } |
| }; |
| |
| /* Functions we provide to ourself */ |
| static const OSSL_DISPATCH intern_dispatch_table[] = { |
| { OSSL_FUNC_PROVIDER_TEARDOWN, (void (*)(void))fips_intern_teardown }, |
| { OSSL_FUNC_PROVIDER_QUERY_OPERATION, (void (*)(void))fips_query }, |
| { 0, NULL } |
| }; |
| |
| |
| int OSSL_provider_init(const OSSL_CORE_HANDLE *handle, |
| const OSSL_DISPATCH *in, |
| const OSSL_DISPATCH **out, |
| void **provctx) |
| { |
| FIPS_GLOBAL *fgbl; |
| OPENSSL_CTX *libctx = NULL; |
| OSSL_FUNC_self_test_cb_fn *stcbfn = NULL; |
| OSSL_FUNC_core_get_library_context_fn *c_get_libctx = NULL; |
| |
| for (; in->function_id != 0; in++) { |
| switch (in->function_id) { |
| case OSSL_FUNC_CORE_GET_LIBRARY_CONTEXT: |
| c_get_libctx = OSSL_FUNC_core_get_library_context(in); |
| break; |
| case OSSL_FUNC_CORE_GETTABLE_PARAMS: |
| c_gettable_params = OSSL_FUNC_core_gettable_params(in); |
| break; |
| case OSSL_FUNC_CORE_GET_PARAMS: |
| c_get_params = OSSL_FUNC_core_get_params(in); |
| break; |
| case OSSL_FUNC_CORE_THREAD_START: |
| c_thread_start = OSSL_FUNC_core_thread_start(in); |
| break; |
| case OSSL_FUNC_CORE_NEW_ERROR: |
| c_new_error = OSSL_FUNC_core_new_error(in); |
| break; |
| case OSSL_FUNC_CORE_SET_ERROR_DEBUG: |
| c_set_error_debug = OSSL_FUNC_core_set_error_debug(in); |
| break; |
| case OSSL_FUNC_CORE_VSET_ERROR: |
| c_vset_error = OSSL_FUNC_core_vset_error(in); |
| break; |
| case OSSL_FUNC_CORE_SET_ERROR_MARK: |
| c_set_error_mark = OSSL_FUNC_core_set_error_mark(in); |
| break; |
| case OSSL_FUNC_CORE_CLEAR_LAST_ERROR_MARK: |
| c_clear_last_error_mark = OSSL_FUNC_core_clear_last_error_mark(in); |
| break; |
| case OSSL_FUNC_CORE_POP_ERROR_TO_MARK: |
| c_pop_error_to_mark = OSSL_FUNC_core_pop_error_to_mark(in); |
| break; |
| case OSSL_FUNC_CRYPTO_MALLOC: |
| c_CRYPTO_malloc = OSSL_FUNC_CRYPTO_malloc(in); |
| break; |
| case OSSL_FUNC_CRYPTO_ZALLOC: |
| c_CRYPTO_zalloc = OSSL_FUNC_CRYPTO_zalloc(in); |
| break; |
| case OSSL_FUNC_CRYPTO_FREE: |
| c_CRYPTO_free = OSSL_FUNC_CRYPTO_free(in); |
| break; |
| case OSSL_FUNC_CRYPTO_CLEAR_FREE: |
| c_CRYPTO_clear_free = OSSL_FUNC_CRYPTO_clear_free(in); |
| break; |
| case OSSL_FUNC_CRYPTO_REALLOC: |
| c_CRYPTO_realloc = OSSL_FUNC_CRYPTO_realloc(in); |
| break; |
| case OSSL_FUNC_CRYPTO_CLEAR_REALLOC: |
| c_CRYPTO_clear_realloc = OSSL_FUNC_CRYPTO_clear_realloc(in); |
| break; |
| case OSSL_FUNC_CRYPTO_SECURE_MALLOC: |
| c_CRYPTO_secure_malloc = OSSL_FUNC_CRYPTO_secure_malloc(in); |
| break; |
| case OSSL_FUNC_CRYPTO_SECURE_ZALLOC: |
| c_CRYPTO_secure_zalloc = OSSL_FUNC_CRYPTO_secure_zalloc(in); |
| break; |
| case OSSL_FUNC_CRYPTO_SECURE_FREE: |
| c_CRYPTO_secure_free = OSSL_FUNC_CRYPTO_secure_free(in); |
| break; |
| case OSSL_FUNC_CRYPTO_SECURE_CLEAR_FREE: |
| c_CRYPTO_secure_clear_free = OSSL_FUNC_CRYPTO_secure_clear_free(in); |
| break; |
| case OSSL_FUNC_CRYPTO_SECURE_ALLOCATED: |
| c_CRYPTO_secure_allocated = OSSL_FUNC_CRYPTO_secure_allocated(in); |
| break; |
| case OSSL_FUNC_BIO_NEW_FILE: |
| selftest_params.bio_new_file_cb = OSSL_FUNC_BIO_new_file(in); |
| break; |
| case OSSL_FUNC_BIO_NEW_MEMBUF: |
| selftest_params.bio_new_buffer_cb = OSSL_FUNC_BIO_new_membuf(in); |
| break; |
| case OSSL_FUNC_BIO_READ_EX: |
| selftest_params.bio_read_ex_cb = OSSL_FUNC_BIO_read_ex(in); |
| break; |
| case OSSL_FUNC_BIO_FREE: |
| selftest_params.bio_free_cb = OSSL_FUNC_BIO_free(in); |
| break; |
| case OSSL_FUNC_BIO_VSNPRINTF: |
| c_BIO_vsnprintf = OSSL_FUNC_BIO_vsnprintf(in); |
| break; |
| case OSSL_FUNC_SELF_TEST_CB: { |
| stcbfn = OSSL_FUNC_self_test_cb(in); |
| break; |
| } |
| default: |
| /* Just ignore anything we don't understand */ |
| break; |
| } |
| } |
| |
| if (stcbfn != NULL && c_get_libctx != NULL) { |
| stcbfn(c_get_libctx(handle), &selftest_params.cb, |
| &selftest_params.cb_arg); |
| } |
| else { |
| selftest_params.cb = NULL; |
| selftest_params.cb_arg = NULL; |
| } |
| |
| if (!c_get_params(handle, core_params)) |
| return 0; |
| |
| /* Create a context. */ |
| if ((*provctx = PROV_CTX_new()) == NULL |
| || (libctx = OPENSSL_CTX_new()) == NULL) { |
| /* |
| * We free libctx separately here and only here because it hasn't |
| * been attached to *provctx. All other error paths below rely |
| * solely on fips_teardown. |
| */ |
| OPENSSL_CTX_free(libctx); |
| goto err; |
| } |
| PROV_CTX_set0_library_context(*provctx, libctx); |
| PROV_CTX_set0_handle(*provctx, handle); |
| |
| if ((fgbl = openssl_ctx_get_data(libctx, OPENSSL_CTX_FIPS_PROV_INDEX, |
| &fips_prov_ossl_ctx_method)) == NULL) |
| goto err; |
| |
| fgbl->handle = handle; |
| |
| selftest_params.libctx = libctx; |
| if (!SELF_TEST_post(&selftest_params, 0)) |
| goto err; |
| |
| /* |
| * TODO(3.0): Remove me. This is just a dummy call to demonstrate making |
| * EVP calls from within the FIPS module. |
| */ |
| if (!dummy_evp_call(libctx)) |
| goto err; |
| |
| *out = fips_dispatch_table; |
| |
| return 1; |
| err: |
| fips_teardown(*provctx); |
| *provctx = NULL; |
| return 0; |
| } |
| |
| /* |
| * The internal init function used when the FIPS module uses EVP to call |
| * another algorithm also in the FIPS module. This is a recursive call that has |
| * been made from within the FIPS module itself. To make this work, we populate |
| * the provider context of this inner instance with the same library context |
| * that was used in the EVP call that initiated this recursive call. |
| */ |
| OSSL_provider_init_fn fips_intern_provider_init; |
| int fips_intern_provider_init(const OSSL_CORE_HANDLE *handle, |
| const OSSL_DISPATCH *in, |
| const OSSL_DISPATCH **out, |
| void **provctx) |
| { |
| OSSL_FUNC_core_get_library_context_fn *c_get_libctx = NULL; |
| |
| for (; in->function_id != 0; in++) { |
| switch (in->function_id) { |
| case OSSL_FUNC_CORE_GET_LIBRARY_CONTEXT: |
| c_get_libctx = OSSL_FUNC_core_get_library_context(in); |
| break; |
| default: |
| break; |
| } |
| } |
| |
| if (c_get_libctx == NULL) |
| return 0; |
| |
| if ((*provctx = PROV_CTX_new()) == NULL) |
| return 0; |
| /* |
| * Using the parent library context only works because we are a built-in |
| * internal provider. This is not something that most providers would be |
| * able to do. |
| */ |
| PROV_CTX_set0_library_context(*provctx, (OPENSSL_CTX *)c_get_libctx(handle)); |
| PROV_CTX_set0_handle(*provctx, handle); |
| |
| *out = intern_dispatch_table; |
| return 1; |
| } |
| |
| void ERR_new(void) |
| { |
| c_new_error(NULL); |
| } |
| |
| void ERR_set_debug(const char *file, int line, const char *func) |
| { |
| c_set_error_debug(NULL, file, line, func); |
| } |
| |
| void ERR_set_error(int lib, int reason, const char *fmt, ...) |
| { |
| va_list args; |
| |
| va_start(args, fmt); |
| c_vset_error(NULL, ERR_PACK(lib, 0, reason), fmt, args); |
| va_end(args); |
| } |
| |
| void ERR_vset_error(int lib, int reason, const char *fmt, va_list args) |
| { |
| c_vset_error(NULL, ERR_PACK(lib, 0, reason), fmt, args); |
| } |
| |
| int ERR_set_mark(void) |
| { |
| return c_set_error_mark(NULL); |
| } |
| |
| int ERR_clear_last_mark(void) |
| { |
| return c_clear_last_error_mark(NULL); |
| } |
| |
| int ERR_pop_to_mark(void) |
| { |
| return c_pop_error_to_mark(NULL); |
| } |
| |
| /* |
| * This must take a library context, since it's called from the depths |
| * of crypto/initthread.c code, where it's (correctly) assumed that the |
| * passed caller argument is an OPENSSL_CTX pointer (since the same routine |
| * is also called from other parts of libcrypto, which all pass around a |
| * OPENSSL_CTX pointer) |
| */ |
| const OSSL_CORE_HANDLE *FIPS_get_core_handle(OPENSSL_CTX *libctx) |
| { |
| FIPS_GLOBAL *fgbl = openssl_ctx_get_data(libctx, |
| OPENSSL_CTX_FIPS_PROV_INDEX, |
| &fips_prov_ossl_ctx_method); |
| |
| if (fgbl == NULL) |
| return NULL; |
| |
| return fgbl->handle; |
| } |
| |
| void *CRYPTO_malloc(size_t num, const char *file, int line) |
| { |
| return c_CRYPTO_malloc(num, file, line); |
| } |
| |
| void *CRYPTO_zalloc(size_t num, const char *file, int line) |
| { |
| return c_CRYPTO_zalloc(num, file, line); |
| } |
| |
| void CRYPTO_free(void *ptr, const char *file, int line) |
| { |
| c_CRYPTO_free(ptr, file, line); |
| } |
| |
| void CRYPTO_clear_free(void *ptr, size_t num, const char *file, int line) |
| { |
| c_CRYPTO_clear_free(ptr, num, file, line); |
| } |
| |
| void *CRYPTO_realloc(void *addr, size_t num, const char *file, int line) |
| { |
| return c_CRYPTO_realloc(addr, num, file, line); |
| } |
| |
| void *CRYPTO_clear_realloc(void *addr, size_t old_num, size_t num, |
| const char *file, int line) |
| { |
| return c_CRYPTO_clear_realloc(addr, old_num, num, file, line); |
| } |
| |
| void *CRYPTO_secure_malloc(size_t num, const char *file, int line) |
| { |
| return c_CRYPTO_secure_malloc(num, file, line); |
| } |
| |
| void *CRYPTO_secure_zalloc(size_t num, const char *file, int line) |
| { |
| return c_CRYPTO_secure_zalloc(num, file, line); |
| } |
| |
| void CRYPTO_secure_free(void *ptr, const char *file, int line) |
| { |
| c_CRYPTO_secure_free(ptr, file, line); |
| } |
| |
| void CRYPTO_secure_clear_free(void *ptr, size_t num, const char *file, int line) |
| { |
| c_CRYPTO_secure_clear_free(ptr, num, file, line); |
| } |
| |
| int CRYPTO_secure_allocated(const void *ptr) |
| { |
| return c_CRYPTO_secure_allocated(ptr); |
| } |
| |
| int BIO_snprintf(char *buf, size_t n, const char *format, ...) |
| { |
| va_list args; |
| int ret; |
| |
| va_start(args, format); |
| ret = c_BIO_vsnprintf(buf, n, format, args); |
| va_end(args); |
| return ret; |
| } |
