| /* |
| * Copyright 2019-2022 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 <assert.h> |
| #include <openssl/core_dispatch.h> |
| #include <openssl/core_names.h> |
| #include <openssl/params.h> |
| #include <openssl/fips_names.h> |
| #include <openssl/rand.h> /* RAND_get0_public() */ |
| #include <openssl/proverr.h> |
| #include "internal/cryptlib.h" |
| #include "prov/implementations.h" |
| #include "prov/names.h" |
| #include "prov/provider_ctx.h" |
| #include "prov/providercommon.h" |
| #include "prov/provider_util.h" |
| #include "prov/seeding.h" |
| #include "self_test.h" |
| #include "crypto/context.h" |
| #include "internal/core.h" |
| #include "internal/e_os.h" |
| |
| static const char FIPS_DEFAULT_PROPERTIES[] = "provider=fips,fips=yes"; |
| static const char FIPS_UNAPPROVED_PROPERTIES[] = "provider=fips,fips=no"; |
| |
| /* |
| * 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; |
| |
| /* Locale object accessor functions */ |
| #ifndef OPENSSL_NO_LOCALE |
| # include <locale.h> |
| # ifdef OPENSSL_SYS_MACOSX |
| # include <xlocale.h> |
| # endif |
| static locale_t loc; |
| #endif |
| |
| static int fips_init_casecmp(void); |
| static void fips_deinit_casecmp(void); |
| |
| #define ALGC(NAMES, FUNC, CHECK) { { NAMES, FIPS_DEFAULT_PROPERTIES, FUNC }, CHECK } |
| #define ALG(NAMES, FUNC) ALGC(NAMES, FUNC, NULL) |
| |
| extern OSSL_FUNC_core_thread_start_fn *c_thread_start; |
| int FIPS_security_check_enabled(OSSL_LIB_CTX *libctx); |
| |
| /* |
| * Should these function pointers be stored in the provider side provctx? Could |
| * they ever be different from one init to the next? We assume not for now. |
| */ |
| |
| /* 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; |
| static OSSL_FUNC_self_test_cb_fn *c_stcbfn = NULL; |
| static OSSL_FUNC_core_get_libctx_fn *c_get_libctx = NULL; |
| |
| typedef struct fips_global_st { |
| const OSSL_CORE_HANDLE *handle; |
| SELF_TEST_POST_PARAMS selftest_params; |
| int fips_security_checks; |
| const char *fips_security_check_option; |
| } FIPS_GLOBAL; |
| |
| void *ossl_fips_prov_ossl_ctx_new(OSSL_LIB_CTX *libctx) |
| { |
| FIPS_GLOBAL *fgbl = OPENSSL_zalloc(sizeof(*fgbl)); |
| |
| if (fgbl == NULL) |
| return NULL; |
| fgbl->fips_security_checks = 1; |
| fgbl->fips_security_check_option = "1"; |
| |
| return fgbl; |
| } |
| |
| void ossl_fips_prov_ossl_ctx_free(void *fgbl) |
| { |
| OPENSSL_free(fgbl); |
| } |
| |
| /* 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_DEFN(OSSL_PROV_PARAM_STATUS, OSSL_PARAM_INTEGER, NULL, 0), |
| OSSL_PARAM_DEFN(OSSL_PROV_PARAM_SECURITY_CHECKS, OSSL_PARAM_INTEGER, NULL, 0), |
| OSSL_PARAM_END |
| }; |
| |
| static int fips_get_params_from_core(FIPS_GLOBAL *fgbl) |
| { |
| /* |
| * 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). |
| * OSSL_PROV_FIPS_PARAM_SECURITY_CHECKS is not a self test parameter. |
| */ |
| OSSL_PARAM core_params[8], *p = core_params; |
| |
| *p++ = OSSL_PARAM_construct_utf8_ptr( |
| OSSL_PROV_PARAM_CORE_MODULE_FILENAME, |
| (char **)&fgbl->selftest_params.module_filename, |
| sizeof(fgbl->selftest_params.module_filename)); |
| *p++ = OSSL_PARAM_construct_utf8_ptr( |
| OSSL_PROV_FIPS_PARAM_MODULE_MAC, |
| (char **)&fgbl->selftest_params.module_checksum_data, |
| sizeof(fgbl->selftest_params.module_checksum_data)); |
| *p++ = OSSL_PARAM_construct_utf8_ptr( |
| OSSL_PROV_FIPS_PARAM_INSTALL_MAC, |
| (char **)&fgbl->selftest_params.indicator_checksum_data, |
| sizeof(fgbl->selftest_params.indicator_checksum_data)); |
| *p++ = OSSL_PARAM_construct_utf8_ptr( |
| OSSL_PROV_FIPS_PARAM_INSTALL_STATUS, |
| (char **)&fgbl->selftest_params.indicator_data, |
| sizeof(fgbl->selftest_params.indicator_data)); |
| *p++ = OSSL_PARAM_construct_utf8_ptr( |
| OSSL_PROV_FIPS_PARAM_INSTALL_VERSION, |
| (char **)&fgbl->selftest_params.indicator_version, |
| sizeof(fgbl->selftest_params.indicator_version)); |
| *p++ = OSSL_PARAM_construct_utf8_ptr( |
| OSSL_PROV_FIPS_PARAM_CONDITIONAL_ERRORS, |
| (char **)&fgbl->selftest_params.conditional_error_check, |
| sizeof(fgbl->selftest_params.conditional_error_check)); |
| *p++ = OSSL_PARAM_construct_utf8_ptr( |
| OSSL_PROV_FIPS_PARAM_SECURITY_CHECKS, |
| (char **)&fgbl->fips_security_check_option, |
| sizeof(fgbl->fips_security_check_option)); |
| *p = OSSL_PARAM_construct_end(); |
| |
| if (!c_get_params(fgbl->handle, core_params)) { |
| ERR_raise(ERR_LIB_PROV, PROV_R_FAILED_TO_GET_PARAMETER); |
| return 0; |
| } |
| |
| return 1; |
| } |
| |
| 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; |
| FIPS_GLOBAL *fgbl = ossl_lib_ctx_get_data(ossl_prov_ctx_get0_libctx(provctx), |
| OSSL_LIB_CTX_FIPS_PROV_INDEX); |
| |
| 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; |
| p = OSSL_PARAM_locate(params, OSSL_PROV_PARAM_STATUS); |
| if (p != NULL && !OSSL_PARAM_set_int(p, ossl_prov_is_running())) |
| return 0; |
| p = OSSL_PARAM_locate(params, OSSL_PROV_PARAM_SECURITY_CHECKS); |
| if (p != NULL && !OSSL_PARAM_set_int(p, fgbl->fips_security_checks)) |
| return 0; |
| return 1; |
| } |
| |
| static void set_self_test_cb(FIPS_GLOBAL *fgbl) |
| { |
| const OSSL_CORE_HANDLE *handle = |
| FIPS_get_core_handle(fgbl->selftest_params.libctx); |
| |
| if (c_stcbfn != NULL && c_get_libctx != NULL) { |
| c_stcbfn(c_get_libctx(handle), &fgbl->selftest_params.cb, |
| &fgbl->selftest_params.cb_arg); |
| } else { |
| fgbl->selftest_params.cb = NULL; |
| fgbl->selftest_params.cb_arg = NULL; |
| } |
| } |
| |
| static int fips_self_test(void *provctx) |
| { |
| FIPS_GLOBAL *fgbl = ossl_lib_ctx_get_data(ossl_prov_ctx_get0_libctx(provctx), |
| OSSL_LIB_CTX_FIPS_PROV_INDEX); |
| |
| set_self_test_cb(fgbl); |
| return SELF_TEST_post(&fgbl->selftest_params, 1) ? 1 : 0; |
| } |
| |
| /* |
| * 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] */ |
| { PROV_NAMES_SHA1, FIPS_DEFAULT_PROPERTIES, ossl_sha1_functions }, |
| { PROV_NAMES_SHA2_224, FIPS_DEFAULT_PROPERTIES, ossl_sha224_functions }, |
| { PROV_NAMES_SHA2_256, FIPS_DEFAULT_PROPERTIES, ossl_sha256_functions }, |
| { PROV_NAMES_SHA2_384, FIPS_DEFAULT_PROPERTIES, ossl_sha384_functions }, |
| { PROV_NAMES_SHA2_512, FIPS_DEFAULT_PROPERTIES, ossl_sha512_functions }, |
| { PROV_NAMES_SHA2_512_224, FIPS_DEFAULT_PROPERTIES, |
| ossl_sha512_224_functions }, |
| { PROV_NAMES_SHA2_512_256, FIPS_DEFAULT_PROPERTIES, |
| ossl_sha512_256_functions }, |
| |
| /* We agree with NIST here, so one name only */ |
| { PROV_NAMES_SHA3_224, FIPS_DEFAULT_PROPERTIES, ossl_sha3_224_functions }, |
| { PROV_NAMES_SHA3_256, FIPS_DEFAULT_PROPERTIES, ossl_sha3_256_functions }, |
| { PROV_NAMES_SHA3_384, FIPS_DEFAULT_PROPERTIES, ossl_sha3_384_functions }, |
| { PROV_NAMES_SHA3_512, FIPS_DEFAULT_PROPERTIES, ossl_sha3_512_functions }, |
| |
| { PROV_NAMES_SHAKE_128, FIPS_DEFAULT_PROPERTIES, ossl_shake_128_functions }, |
| { PROV_NAMES_SHAKE_256, FIPS_DEFAULT_PROPERTIES, ossl_shake_256_functions }, |
| |
| /* |
| * KECCAK-KMAC-128 and KECCAK-KMAC-256 as hashes are mostly useful for |
| * KMAC128 and KMAC256. |
| */ |
| { PROV_NAMES_KECCAK_KMAC_128, FIPS_DEFAULT_PROPERTIES, |
| ossl_keccak_kmac_128_functions }, |
| { PROV_NAMES_KECCAK_KMAC_256, FIPS_DEFAULT_PROPERTIES, |
| ossl_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(PROV_NAMES_AES_256_ECB, ossl_aes256ecb_functions), |
| ALG(PROV_NAMES_AES_192_ECB, ossl_aes192ecb_functions), |
| ALG(PROV_NAMES_AES_128_ECB, ossl_aes128ecb_functions), |
| ALG(PROV_NAMES_AES_256_CBC, ossl_aes256cbc_functions), |
| ALG(PROV_NAMES_AES_192_CBC, ossl_aes192cbc_functions), |
| ALG(PROV_NAMES_AES_128_CBC, ossl_aes128cbc_functions), |
| ALG(PROV_NAMES_AES_256_CBC_CTS, ossl_aes256cbc_cts_functions), |
| ALG(PROV_NAMES_AES_192_CBC_CTS, ossl_aes192cbc_cts_functions), |
| ALG(PROV_NAMES_AES_128_CBC_CTS, ossl_aes128cbc_cts_functions), |
| ALG(PROV_NAMES_AES_256_OFB, ossl_aes256ofb_functions), |
| ALG(PROV_NAMES_AES_192_OFB, ossl_aes192ofb_functions), |
| ALG(PROV_NAMES_AES_128_OFB, ossl_aes128ofb_functions), |
| ALG(PROV_NAMES_AES_256_CFB, ossl_aes256cfb_functions), |
| ALG(PROV_NAMES_AES_192_CFB, ossl_aes192cfb_functions), |
| ALG(PROV_NAMES_AES_128_CFB, ossl_aes128cfb_functions), |
| ALG(PROV_NAMES_AES_256_CFB1, ossl_aes256cfb1_functions), |
| ALG(PROV_NAMES_AES_192_CFB1, ossl_aes192cfb1_functions), |
| ALG(PROV_NAMES_AES_128_CFB1, ossl_aes128cfb1_functions), |
| ALG(PROV_NAMES_AES_256_CFB8, ossl_aes256cfb8_functions), |
| ALG(PROV_NAMES_AES_192_CFB8, ossl_aes192cfb8_functions), |
| ALG(PROV_NAMES_AES_128_CFB8, ossl_aes128cfb8_functions), |
| ALG(PROV_NAMES_AES_256_CTR, ossl_aes256ctr_functions), |
| ALG(PROV_NAMES_AES_192_CTR, ossl_aes192ctr_functions), |
| ALG(PROV_NAMES_AES_128_CTR, ossl_aes128ctr_functions), |
| ALG(PROV_NAMES_AES_256_XTS, ossl_aes256xts_functions), |
| ALG(PROV_NAMES_AES_128_XTS, ossl_aes128xts_functions), |
| ALG(PROV_NAMES_AES_256_GCM, ossl_aes256gcm_functions), |
| ALG(PROV_NAMES_AES_192_GCM, ossl_aes192gcm_functions), |
| ALG(PROV_NAMES_AES_128_GCM, ossl_aes128gcm_functions), |
| ALG(PROV_NAMES_AES_256_CCM, ossl_aes256ccm_functions), |
| ALG(PROV_NAMES_AES_192_CCM, ossl_aes192ccm_functions), |
| ALG(PROV_NAMES_AES_128_CCM, ossl_aes128ccm_functions), |
| ALG(PROV_NAMES_AES_256_WRAP, ossl_aes256wrap_functions), |
| ALG(PROV_NAMES_AES_192_WRAP, ossl_aes192wrap_functions), |
| ALG(PROV_NAMES_AES_128_WRAP, ossl_aes128wrap_functions), |
| ALG(PROV_NAMES_AES_256_WRAP_PAD, ossl_aes256wrappad_functions), |
| ALG(PROV_NAMES_AES_192_WRAP_PAD, ossl_aes192wrappad_functions), |
| ALG(PROV_NAMES_AES_128_WRAP_PAD, ossl_aes128wrappad_functions), |
| ALG(PROV_NAMES_AES_256_WRAP_INV, ossl_aes256wrapinv_functions), |
| ALG(PROV_NAMES_AES_192_WRAP_INV, ossl_aes192wrapinv_functions), |
| ALG(PROV_NAMES_AES_128_WRAP_INV, ossl_aes128wrapinv_functions), |
| ALG(PROV_NAMES_AES_256_WRAP_PAD_INV, ossl_aes256wrappadinv_functions), |
| ALG(PROV_NAMES_AES_192_WRAP_PAD_INV, ossl_aes192wrappadinv_functions), |
| ALG(PROV_NAMES_AES_128_WRAP_PAD_INV, ossl_aes128wrappadinv_functions), |
| ALGC(PROV_NAMES_AES_128_CBC_HMAC_SHA1, ossl_aes128cbc_hmac_sha1_functions, |
| ossl_cipher_capable_aes_cbc_hmac_sha1), |
| ALGC(PROV_NAMES_AES_256_CBC_HMAC_SHA1, ossl_aes256cbc_hmac_sha1_functions, |
| ossl_cipher_capable_aes_cbc_hmac_sha1), |
| ALGC(PROV_NAMES_AES_128_CBC_HMAC_SHA256, ossl_aes128cbc_hmac_sha256_functions, |
| ossl_cipher_capable_aes_cbc_hmac_sha256), |
| ALGC(PROV_NAMES_AES_256_CBC_HMAC_SHA256, ossl_aes256cbc_hmac_sha256_functions, |
| ossl_cipher_capable_aes_cbc_hmac_sha256), |
| #ifndef OPENSSL_NO_DES |
| ALG(PROV_NAMES_DES_EDE3_ECB, ossl_tdes_ede3_ecb_functions), |
| ALG(PROV_NAMES_DES_EDE3_CBC, ossl_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 |
| { PROV_NAMES_CMAC, FIPS_DEFAULT_PROPERTIES, ossl_cmac_functions }, |
| #endif |
| { PROV_NAMES_GMAC, FIPS_DEFAULT_PROPERTIES, ossl_gmac_functions }, |
| { PROV_NAMES_HMAC, FIPS_DEFAULT_PROPERTIES, ossl_hmac_functions }, |
| { PROV_NAMES_KMAC_128, FIPS_DEFAULT_PROPERTIES, ossl_kmac128_functions }, |
| { PROV_NAMES_KMAC_256, FIPS_DEFAULT_PROPERTIES, ossl_kmac256_functions }, |
| { NULL, NULL, NULL } |
| }; |
| |
| static const OSSL_ALGORITHM fips_kdfs[] = { |
| { PROV_NAMES_HKDF, FIPS_DEFAULT_PROPERTIES, ossl_kdf_hkdf_functions }, |
| { PROV_NAMES_TLS1_3_KDF, FIPS_DEFAULT_PROPERTIES, |
| ossl_kdf_tls1_3_kdf_functions }, |
| { PROV_NAMES_SSKDF, FIPS_DEFAULT_PROPERTIES, ossl_kdf_sskdf_functions }, |
| { PROV_NAMES_PBKDF2, FIPS_DEFAULT_PROPERTIES, ossl_kdf_pbkdf2_functions }, |
| { PROV_NAMES_SSHKDF, FIPS_DEFAULT_PROPERTIES, ossl_kdf_sshkdf_functions }, |
| { PROV_NAMES_X963KDF, FIPS_DEFAULT_PROPERTIES, |
| ossl_kdf_x963_kdf_functions }, |
| { PROV_NAMES_X942KDF_ASN1, FIPS_DEFAULT_PROPERTIES, |
| ossl_kdf_x942_kdf_functions }, |
| { PROV_NAMES_TLS1_PRF, FIPS_DEFAULT_PROPERTIES, |
| ossl_kdf_tls1_prf_functions }, |
| { PROV_NAMES_KBKDF, FIPS_DEFAULT_PROPERTIES, ossl_kdf_kbkdf_functions }, |
| { NULL, NULL, NULL } |
| }; |
| |
| static const OSSL_ALGORITHM fips_rands[] = { |
| { PROV_NAMES_CTR_DRBG, FIPS_DEFAULT_PROPERTIES, ossl_drbg_ctr_functions }, |
| { PROV_NAMES_HASH_DRBG, FIPS_DEFAULT_PROPERTIES, ossl_drbg_hash_functions }, |
| { PROV_NAMES_HMAC_DRBG, FIPS_DEFAULT_PROPERTIES, ossl_drbg_ossl_hmac_functions }, |
| { PROV_NAMES_TEST_RAND, FIPS_UNAPPROVED_PROPERTIES, ossl_test_rng_functions }, |
| { NULL, NULL, NULL } |
| }; |
| |
| static const OSSL_ALGORITHM fips_keyexch[] = { |
| #ifndef OPENSSL_NO_DH |
| { PROV_NAMES_DH, FIPS_DEFAULT_PROPERTIES, ossl_dh_keyexch_functions }, |
| #endif |
| #ifndef OPENSSL_NO_EC |
| { PROV_NAMES_ECDH, FIPS_DEFAULT_PROPERTIES, ossl_ecdh_keyexch_functions }, |
| { PROV_NAMES_X25519, FIPS_DEFAULT_PROPERTIES, ossl_x25519_keyexch_functions }, |
| { PROV_NAMES_X448, FIPS_DEFAULT_PROPERTIES, ossl_x448_keyexch_functions }, |
| #endif |
| { PROV_NAMES_TLS1_PRF, FIPS_DEFAULT_PROPERTIES, |
| ossl_kdf_tls1_prf_keyexch_functions }, |
| { PROV_NAMES_HKDF, FIPS_DEFAULT_PROPERTIES, ossl_kdf_hkdf_keyexch_functions }, |
| { NULL, NULL, NULL } |
| }; |
| |
| static const OSSL_ALGORITHM fips_signature[] = { |
| #ifndef OPENSSL_NO_DSA |
| { PROV_NAMES_DSA, FIPS_DEFAULT_PROPERTIES, ossl_dsa_signature_functions }, |
| #endif |
| { PROV_NAMES_RSA, FIPS_DEFAULT_PROPERTIES, ossl_rsa_signature_functions }, |
| #ifndef OPENSSL_NO_EC |
| { PROV_NAMES_ED25519, FIPS_DEFAULT_PROPERTIES, ossl_ed25519_signature_functions }, |
| { PROV_NAMES_ED448, FIPS_DEFAULT_PROPERTIES, ossl_ed448_signature_functions }, |
| { PROV_NAMES_ECDSA, FIPS_DEFAULT_PROPERTIES, ossl_ecdsa_signature_functions }, |
| #endif |
| { PROV_NAMES_HMAC, FIPS_DEFAULT_PROPERTIES, |
| ossl_mac_legacy_hmac_signature_functions }, |
| #ifndef OPENSSL_NO_CMAC |
| { PROV_NAMES_CMAC, FIPS_DEFAULT_PROPERTIES, |
| ossl_mac_legacy_cmac_signature_functions }, |
| #endif |
| { NULL, NULL, NULL } |
| }; |
| |
| static const OSSL_ALGORITHM fips_asym_cipher[] = { |
| { PROV_NAMES_RSA, FIPS_DEFAULT_PROPERTIES, ossl_rsa_asym_cipher_functions }, |
| { NULL, NULL, NULL } |
| }; |
| |
| static const OSSL_ALGORITHM fips_asym_kem[] = { |
| { PROV_NAMES_RSA, FIPS_DEFAULT_PROPERTIES, ossl_rsa_asym_kem_functions }, |
| { NULL, NULL, NULL } |
| }; |
| |
| static const OSSL_ALGORITHM fips_keymgmt[] = { |
| #ifndef OPENSSL_NO_DH |
| { PROV_NAMES_DH, FIPS_DEFAULT_PROPERTIES, ossl_dh_keymgmt_functions, |
| PROV_DESCS_DH }, |
| { PROV_NAMES_DHX, FIPS_DEFAULT_PROPERTIES, ossl_dhx_keymgmt_functions, |
| PROV_DESCS_DHX }, |
| #endif |
| #ifndef OPENSSL_NO_DSA |
| { PROV_NAMES_DSA, FIPS_DEFAULT_PROPERTIES, ossl_dsa_keymgmt_functions, |
| PROV_DESCS_DSA }, |
| #endif |
| { PROV_NAMES_RSA, FIPS_DEFAULT_PROPERTIES, ossl_rsa_keymgmt_functions, |
| PROV_DESCS_RSA }, |
| { PROV_NAMES_RSA_PSS, FIPS_DEFAULT_PROPERTIES, |
| ossl_rsapss_keymgmt_functions, PROV_DESCS_RSA_PSS }, |
| #ifndef OPENSSL_NO_EC |
| { PROV_NAMES_EC, FIPS_DEFAULT_PROPERTIES, ossl_ec_keymgmt_functions, |
| PROV_DESCS_EC }, |
| { PROV_NAMES_X25519, FIPS_DEFAULT_PROPERTIES, ossl_x25519_keymgmt_functions, |
| PROV_DESCS_X25519 }, |
| { PROV_NAMES_X448, FIPS_DEFAULT_PROPERTIES, ossl_x448_keymgmt_functions, |
| PROV_DESCS_X448 }, |
| { PROV_NAMES_ED25519, FIPS_DEFAULT_PROPERTIES, ossl_ed25519_keymgmt_functions, |
| PROV_DESCS_ED25519 }, |
| { PROV_NAMES_ED448, FIPS_DEFAULT_PROPERTIES, ossl_ed448_keymgmt_functions, |
| PROV_DESCS_ED448 }, |
| #endif |
| { PROV_NAMES_TLS1_PRF, FIPS_DEFAULT_PROPERTIES, ossl_kdf_keymgmt_functions, |
| PROV_DESCS_TLS1_PRF_SIGN }, |
| { PROV_NAMES_HKDF, FIPS_DEFAULT_PROPERTIES, ossl_kdf_keymgmt_functions, |
| PROV_DESCS_HKDF_SIGN }, |
| { PROV_NAMES_HMAC, FIPS_DEFAULT_PROPERTIES, ossl_mac_legacy_keymgmt_functions, |
| PROV_DESCS_HMAC_SIGN }, |
| #ifndef OPENSSL_NO_CMAC |
| { PROV_NAMES_CMAC, FIPS_DEFAULT_PROPERTIES, |
| ossl_cmac_legacy_keymgmt_functions, PROV_DESCS_CMAC_SIGN }, |
| #endif |
| { NULL, NULL, NULL } |
| }; |
| |
| static const OSSL_ALGORITHM *fips_query(void *provctx, int operation_id, |
| int *no_cache) |
| { |
| *no_cache = 0; |
| |
| if (!ossl_prov_is_running()) |
| return NULL; |
| |
| switch (operation_id) { |
| case OSSL_OP_DIGEST: |
| return fips_digests; |
| case OSSL_OP_CIPHER: |
| 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; |
| case OSSL_OP_KEM: |
| return fips_asym_kem; |
| } |
| return NULL; |
| } |
| |
| # ifndef OPENSSL_NO_LOCALE |
| void *ossl_c_locale() { |
| return (void *)loc; |
| } |
| |
| static int fips_init_casecmp(void) { |
| # ifdef OPENSSL_SYS_WINDOWS |
| loc = _create_locale(LC_COLLATE, "C"); |
| # else |
| loc = newlocale(LC_COLLATE_MASK, "C", (locale_t) 0); |
| # endif |
| return (loc == (locale_t) 0) ? 0 : 1; |
| } |
| |
| static void fips_deinit_casecmp(void) { |
| freelocale(loc); |
| } |
| # else |
| void *ossl_c_locale() { |
| return NULL; |
| } |
| |
| static int fips_init_casecmp(void) { |
| return 1; |
| } |
| |
| static void fips_deinit_casecmp(void) { |
| } |
| # endif |
| |
| static void fips_teardown(void *provctx) |
| { |
| OSSL_LIB_CTX_free(PROV_LIBCTX_OF(provctx)); |
| ossl_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. |
| */ |
| fips_deinit_casecmp(); |
| ossl_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))ossl_prov_get_capabilities }, |
| { OSSL_FUNC_PROVIDER_SELF_TEST, (void (*)(void))fips_self_test }, |
| { 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 } |
| }; |
| |
| /* |
| * On VMS, the provider init function name is expected to be uppercase, |
| * see the pragmas in <openssl/core.h>. Let's do the same with this |
| * internal name. This is how symbol names are treated by default |
| * by the compiler if nothing else is said, but since this is part |
| * of libfips, and we build our libraries with mixed case symbol names, |
| * we must switch back to this default explicitly here. |
| */ |
| #ifdef __VMS |
| # pragma names save |
| # pragma names uppercase,truncated |
| #endif |
| OSSL_provider_init_fn OSSL_provider_init_int; |
| #ifdef __VMS |
| # pragma names restore |
| #endif |
| int OSSL_provider_init_int(const OSSL_CORE_HANDLE *handle, |
| const OSSL_DISPATCH *in, |
| const OSSL_DISPATCH **out, |
| void **provctx) |
| { |
| FIPS_GLOBAL *fgbl; |
| OSSL_LIB_CTX *libctx = NULL; |
| SELF_TEST_POST_PARAMS selftest_params; |
| |
| memset(&selftest_params, 0, sizeof(selftest_params)); |
| |
| if (!fips_init_casecmp()) |
| return 0; |
| if (!ossl_prov_seeding_from_dispatch(in)) |
| return 0; |
| for (; in->function_id != 0; in++) { |
| /* |
| * We do not support the scenario of an application linked against |
| * multiple versions of libcrypto (e.g. one static and one dynamic), but |
| * sharing a single fips.so. We do a simple sanity check here. |
| */ |
| #define set_func(c, f) if (c == NULL) c = f; else if (c != f) return 0; |
| switch (in->function_id) { |
| case OSSL_FUNC_CORE_GET_LIBCTX: |
| set_func(c_get_libctx, OSSL_FUNC_core_get_libctx(in)); |
| break; |
| case OSSL_FUNC_CORE_GETTABLE_PARAMS: |
| set_func(c_gettable_params, OSSL_FUNC_core_gettable_params(in)); |
| break; |
| case OSSL_FUNC_CORE_GET_PARAMS: |
| set_func(c_get_params, OSSL_FUNC_core_get_params(in)); |
| break; |
| case OSSL_FUNC_CORE_THREAD_START: |
| set_func(c_thread_start, OSSL_FUNC_core_thread_start(in)); |
| break; |
| case OSSL_FUNC_CORE_NEW_ERROR: |
| set_func(c_new_error, OSSL_FUNC_core_new_error(in)); |
| break; |
| case OSSL_FUNC_CORE_SET_ERROR_DEBUG: |
| set_func(c_set_error_debug, OSSL_FUNC_core_set_error_debug(in)); |
| break; |
| case OSSL_FUNC_CORE_VSET_ERROR: |
| set_func(c_vset_error, OSSL_FUNC_core_vset_error(in)); |
| break; |
| case OSSL_FUNC_CORE_SET_ERROR_MARK: |
| set_func(c_set_error_mark, OSSL_FUNC_core_set_error_mark(in)); |
| break; |
| case OSSL_FUNC_CORE_CLEAR_LAST_ERROR_MARK: |
| set_func(c_clear_last_error_mark, |
| OSSL_FUNC_core_clear_last_error_mark(in)); |
| break; |
| case OSSL_FUNC_CORE_POP_ERROR_TO_MARK: |
| set_func(c_pop_error_to_mark, OSSL_FUNC_core_pop_error_to_mark(in)); |
| break; |
| case OSSL_FUNC_CRYPTO_MALLOC: |
| set_func(c_CRYPTO_malloc, OSSL_FUNC_CRYPTO_malloc(in)); |
| break; |
| case OSSL_FUNC_CRYPTO_ZALLOC: |
| set_func(c_CRYPTO_zalloc, OSSL_FUNC_CRYPTO_zalloc(in)); |
| break; |
| case OSSL_FUNC_CRYPTO_FREE: |
| set_func(c_CRYPTO_free, OSSL_FUNC_CRYPTO_free(in)); |
| break; |
| case OSSL_FUNC_CRYPTO_CLEAR_FREE: |
| set_func(c_CRYPTO_clear_free, OSSL_FUNC_CRYPTO_clear_free(in)); |
| break; |
| case OSSL_FUNC_CRYPTO_REALLOC: |
| set_func(c_CRYPTO_realloc, OSSL_FUNC_CRYPTO_realloc(in)); |
| break; |
| case OSSL_FUNC_CRYPTO_CLEAR_REALLOC: |
| set_func(c_CRYPTO_clear_realloc, |
| OSSL_FUNC_CRYPTO_clear_realloc(in)); |
| break; |
| case OSSL_FUNC_CRYPTO_SECURE_MALLOC: |
| set_func(c_CRYPTO_secure_malloc, |
| OSSL_FUNC_CRYPTO_secure_malloc(in)); |
| break; |
| case OSSL_FUNC_CRYPTO_SECURE_ZALLOC: |
| set_func(c_CRYPTO_secure_zalloc, |
| OSSL_FUNC_CRYPTO_secure_zalloc(in)); |
| break; |
| case OSSL_FUNC_CRYPTO_SECURE_FREE: |
| set_func(c_CRYPTO_secure_free, |
| OSSL_FUNC_CRYPTO_secure_free(in)); |
| break; |
| case OSSL_FUNC_CRYPTO_SECURE_CLEAR_FREE: |
| set_func(c_CRYPTO_secure_clear_free, |
| OSSL_FUNC_CRYPTO_secure_clear_free(in)); |
| break; |
| case OSSL_FUNC_CRYPTO_SECURE_ALLOCATED: |
| set_func(c_CRYPTO_secure_allocated, |
| OSSL_FUNC_CRYPTO_secure_allocated(in)); |
| break; |
| case OSSL_FUNC_BIO_NEW_FILE: |
| set_func(selftest_params.bio_new_file_cb, |
| OSSL_FUNC_BIO_new_file(in)); |
| break; |
| case OSSL_FUNC_BIO_NEW_MEMBUF: |
| set_func(selftest_params.bio_new_buffer_cb, |
| OSSL_FUNC_BIO_new_membuf(in)); |
| break; |
| case OSSL_FUNC_BIO_READ_EX: |
| set_func(selftest_params.bio_read_ex_cb, |
| OSSL_FUNC_BIO_read_ex(in)); |
| break; |
| case OSSL_FUNC_BIO_FREE: |
| set_func(selftest_params.bio_free_cb, OSSL_FUNC_BIO_free(in)); |
| break; |
| case OSSL_FUNC_BIO_VSNPRINTF: |
| set_func(c_BIO_vsnprintf, OSSL_FUNC_BIO_vsnprintf(in)); |
| break; |
| case OSSL_FUNC_SELF_TEST_CB: |
| set_func(c_stcbfn, OSSL_FUNC_self_test_cb(in)); |
| break; |
| default: |
| /* Just ignore anything we don't understand */ |
| break; |
| } |
| } |
| |
| /* Create a context. */ |
| if ((*provctx = ossl_prov_ctx_new()) == NULL |
| || (libctx = OSSL_LIB_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. |
| */ |
| OSSL_LIB_CTX_free(libctx); |
| goto err; |
| } |
| |
| if ((fgbl = ossl_lib_ctx_get_data(libctx, OSSL_LIB_CTX_FIPS_PROV_INDEX)) == NULL) |
| goto err; |
| |
| fgbl->handle = handle; |
| |
| /* |
| * We did initial set up of selftest_params in a local copy, because we |
| * could not create fgbl until c_CRYPTO_zalloc was defined in the loop |
| * above. |
| */ |
| fgbl->selftest_params = selftest_params; |
| |
| fgbl->selftest_params.libctx = libctx; |
| |
| set_self_test_cb(fgbl); |
| |
| if (!fips_get_params_from_core(fgbl)) { |
| /* Error already raised */ |
| goto err; |
| } |
| /* |
| * Disable the conditional error check if it's disabled in the fips config |
| * file. |
| */ |
| if (fgbl->selftest_params.conditional_error_check != NULL |
| && strcmp(fgbl->selftest_params.conditional_error_check, "0") == 0) |
| SELF_TEST_disable_conditional_error_state(); |
| |
| /* Disable the security check if it's disabled in the fips config file. */ |
| if (fgbl->fips_security_check_option != NULL |
| && strcmp(fgbl->fips_security_check_option, "0") == 0) |
| fgbl->fips_security_checks = 0; |
| |
| ossl_prov_cache_exported_algorithms(fips_ciphers, exported_fips_ciphers); |
| |
| if (!SELF_TEST_post(&fgbl->selftest_params, 0)) { |
| ERR_raise(ERR_LIB_PROV, PROV_R_SELF_TEST_POST_FAILURE); |
| goto err; |
| } |
| |
| ossl_prov_ctx_set0_libctx(*provctx, libctx); |
| ossl_prov_ctx_set0_handle(*provctx, handle); |
| |
| *out = fips_dispatch_table; |
| return 1; |
| err: |
| fips_teardown(*provctx); |
| OSSL_LIB_CTX_free(libctx); |
| *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 ossl_fips_intern_provider_init; |
| int ossl_fips_intern_provider_init(const OSSL_CORE_HANDLE *handle, |
| const OSSL_DISPATCH *in, |
| const OSSL_DISPATCH **out, |
| void **provctx) |
| { |
| OSSL_FUNC_core_get_libctx_fn *c_internal_get_libctx = NULL; |
| |
| for (; in->function_id != 0; in++) { |
| switch (in->function_id) { |
| case OSSL_FUNC_CORE_GET_LIBCTX: |
| c_internal_get_libctx = OSSL_FUNC_core_get_libctx(in); |
| break; |
| default: |
| break; |
| } |
| } |
| |
| if (c_internal_get_libctx == NULL) |
| return 0; |
| |
| if ((*provctx = ossl_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. |
| */ |
| ossl_prov_ctx_set0_libctx(*provctx, |
| (OSSL_LIB_CTX *)c_internal_get_libctx(handle)); |
| ossl_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 OSSL_LIB_CTX pointer (since the same routine |
| * is also called from other parts of libcrypto, which all pass around a |
| * OSSL_LIB_CTX pointer) |
| */ |
| const OSSL_CORE_HANDLE *FIPS_get_core_handle(OSSL_LIB_CTX *libctx) |
| { |
| FIPS_GLOBAL *fgbl = ossl_lib_ctx_get_data(libctx, |
| OSSL_LIB_CTX_FIPS_PROV_INDEX); |
| |
| 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; |
| } |
| |
| int FIPS_security_check_enabled(OSSL_LIB_CTX *libctx) |
| { |
| FIPS_GLOBAL *fgbl = ossl_lib_ctx_get_data(libctx, |
| OSSL_LIB_CTX_FIPS_PROV_INDEX); |
| |
| return fgbl->fips_security_checks; |
| } |
| |
| void OSSL_SELF_TEST_get_callback(OSSL_LIB_CTX *libctx, OSSL_CALLBACK **cb, |
| void **cbarg) |
| { |
| assert(libctx != NULL); |
| |
| if (c_stcbfn != NULL && c_get_libctx != NULL) { |
| /* Get the parent libctx */ |
| c_stcbfn(c_get_libctx(FIPS_get_core_handle(libctx)), cb, cbarg); |
| } else { |
| if (cb != NULL) |
| *cb = NULL; |
| if (cbarg != NULL) |
| *cbarg = NULL; |
| } |
| } |
