diff options
Diffstat (limited to 'providers/implementations/serializers/deserialize_der2rsa.c')
-rw-r--r-- | providers/implementations/serializers/deserialize_der2rsa.c | 241 |
1 files changed, 0 insertions, 241 deletions
diff --git a/providers/implementations/serializers/deserialize_der2rsa.c b/providers/implementations/serializers/deserialize_der2rsa.c deleted file mode 100644 index 710fd2d1a8..0000000000 --- a/providers/implementations/serializers/deserialize_der2rsa.c +++ /dev/null @@ -1,241 +0,0 @@ -/* - * Copyright 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 - */ - -/* - * RSA low level APIs are deprecated for public use, but still ok for - * internal use. - */ -#include "internal/deprecated.h" - -#include <openssl/core_dispatch.h> -#include <openssl/core_names.h> -#include <openssl/crypto.h> -#include <openssl/err.h> -#include <openssl/params.h> -#include <openssl/x509.h> -#include "prov/bio.h" -#include "prov/implementations.h" -#include "prov/providercommonerr.h" -#include "serializer_local.h" - -static OSSL_FUNC_deserializer_newctx_fn der2rsa_newctx; -static OSSL_FUNC_deserializer_freectx_fn der2rsa_freectx; -static OSSL_FUNC_deserializer_gettable_params_fn der2rsa_gettable_params; -static OSSL_FUNC_deserializer_get_params_fn der2rsa_get_params; -static OSSL_FUNC_deserializer_deserialize_fn der2rsa_deserialize; -static OSSL_FUNC_deserializer_export_object_fn der2rsa_export_object; - -/* - * Context used for DER to RSA key deserialization. - */ -struct der2rsa_ctx_st { - PROV_CTX *provctx; - - int type; -}; - -static struct der2rsa_ctx_st *der2rsa_newctx_int(void *provctx) -{ - struct der2rsa_ctx_st *ctx = OPENSSL_zalloc(sizeof(*ctx)); - - if (ctx != NULL) - ctx->provctx = provctx; - return ctx; -} - -static void *der2rsa_newctx(void *provctx) -{ - struct der2rsa_ctx_st *ctx = der2rsa_newctx_int(provctx); - - if (ctx != NULL) - ctx->type = EVP_PKEY_RSA; - return ctx; -} - -static void *der2rsapss_newctx(void *provctx) -{ - struct der2rsa_ctx_st *ctx = der2rsa_newctx_int(provctx); - - if (ctx != NULL) - ctx->type = EVP_PKEY_RSA_PSS; - return ctx; -} - -static void der2rsa_freectx(void *vctx) -{ - OPENSSL_free(vctx); -} - -static const OSSL_PARAM *der2rsa_gettable_params(void) -{ - static const OSSL_PARAM gettables[] = { - { OSSL_DESERIALIZER_PARAM_INPUT_TYPE, OSSL_PARAM_UTF8_PTR, NULL, 0, 0 }, - OSSL_PARAM_END, - }; - - return gettables; -} - -static int der2rsa_get_params(OSSL_PARAM params[]) -{ - OSSL_PARAM *p; - - p = OSSL_PARAM_locate(params, OSSL_DESERIALIZER_PARAM_INPUT_TYPE); - if (p != NULL && !OSSL_PARAM_set_utf8_ptr(p, "DER")) - return 0; - - return 1; -} - -static int der2rsa_deserialize(void *vctx, OSSL_CORE_BIO *cin, - OSSL_CALLBACK *data_cb, void *data_cbarg, - OSSL_PASSPHRASE_CALLBACK *pw_cb, void *pw_cbarg) -{ - struct der2rsa_ctx_st *ctx = vctx; - void *libctx = PROV_LIBRARY_CONTEXT_OF(ctx->provctx); - RSA *rsa = NULL; - unsigned char *der = NULL; - const unsigned char *derp; - long der_len = 0; - unsigned char *new_der = NULL; - long new_der_len; - EVP_PKEY *pkey = NULL; - int ok = 0; - - if (!ossl_prov_read_der(ctx->provctx, cin, &der, &der_len)) - return 0; - - /* - * Opportunistic attempt to decrypt. If it doesn't work, we try to - * decode our input unencrypted. - */ - if (ossl_prov_der_from_p8(&new_der, &new_der_len, der, der_len, - pw_cb, pw_cbarg)) { - OPENSSL_free(der); - der = new_der; - der_len = new_der_len; - } - - derp = der; - pkey = d2i_PrivateKey_ex(ctx->type, NULL, &derp, der_len, libctx, NULL); - if (pkey == NULL) { - derp = der; - pkey = d2i_PUBKEY(NULL, &derp, der_len); - } - - if (pkey != NULL) { - /* Tear out the RSA pointer from the pkey */ - rsa = EVP_PKEY_get1_RSA(pkey); - EVP_PKEY_free(pkey); - } - - OPENSSL_free(der); - - if (rsa != NULL) { - OSSL_PARAM params[3]; - char *object_type = NULL; - - switch (RSA_test_flags(rsa, RSA_FLAG_TYPE_MASK)) { - case RSA_FLAG_TYPE_RSA: - object_type = "RSA"; - break; - case RSA_FLAG_TYPE_RSASSAPSS: - object_type = "RSA-PSS"; - break; - default: - ERR_raise_data(ERR_LIB_PROV, PROV_R_INVALID_RSA_KEY, - "Expected the RSA type to be %d or %d, but got %d", - RSA_FLAG_TYPE_RSA, RSA_FLAG_TYPE_RSASSAPSS, - RSA_test_flags(rsa, RSA_FLAG_TYPE_MASK)); - goto end; - } - - - params[0] = - OSSL_PARAM_construct_utf8_string(OSSL_DESERIALIZER_PARAM_DATA_TYPE, - object_type, 0); - /* The address of the key becomes the octet string */ - params[1] = - OSSL_PARAM_construct_octet_string(OSSL_DESERIALIZER_PARAM_REFERENCE, - &rsa, sizeof(rsa)); - params[2] = OSSL_PARAM_construct_end(); - - ok = data_cb(params, data_cbarg); - } - end: - RSA_free(rsa); - - return ok; -} - -static int der2rsa_export_object_int(void *vctx, - const void *reference, size_t reference_sz, - OSSL_FUNC_keymgmt_export_fn *rsa_export, - OSSL_CALLBACK *export_cb, - void *export_cbarg) -{ - void *keydata; - - if (reference_sz == sizeof(keydata) && rsa_export != NULL) { - /* The contents of the reference is the address to our object */ - keydata = *(RSA **)reference; - - return rsa_export(keydata, OSSL_KEYMGMT_SELECT_ALL, - export_cb, export_cbarg); - } - return 0; -} - -static int der2rsa_export_object(void *vctx, - const void *reference, size_t reference_sz, - OSSL_CALLBACK *export_cb, - void *export_cbarg) -{ - return der2rsa_export_object_int(vctx, reference, reference_sz, - ossl_prov_get_keymgmt_rsa_export(), - export_cb, export_cbarg); -} - -static int der2rsapss_export_object(void *vctx, - const void *reference, size_t reference_sz, - OSSL_CALLBACK *export_cb, - void *export_cbarg) -{ - return der2rsa_export_object_int(vctx, reference, reference_sz, - ossl_prov_get_keymgmt_rsapss_export(), - export_cb, export_cbarg); -} - -const OSSL_DISPATCH der_to_rsa_deserializer_functions[] = { - { OSSL_FUNC_DESERIALIZER_NEWCTX, (void (*)(void))der2rsa_newctx }, - { OSSL_FUNC_DESERIALIZER_FREECTX, (void (*)(void))der2rsa_freectx }, - { OSSL_FUNC_DESERIALIZER_GETTABLE_PARAMS, - (void (*)(void))der2rsa_gettable_params }, - { OSSL_FUNC_DESERIALIZER_GET_PARAMS, - (void (*)(void))der2rsa_get_params }, - { OSSL_FUNC_DESERIALIZER_DESERIALIZE, - (void (*)(void))der2rsa_deserialize }, - { OSSL_FUNC_DESERIALIZER_EXPORT_OBJECT, - (void (*)(void))der2rsa_export_object }, - { 0, NULL } -}; - -const OSSL_DISPATCH der_to_rsapss_deserializer_functions[] = { - { OSSL_FUNC_DESERIALIZER_NEWCTX, (void (*)(void))der2rsapss_newctx }, - { OSSL_FUNC_DESERIALIZER_FREECTX, (void (*)(void))der2rsa_freectx }, - { OSSL_FUNC_DESERIALIZER_GETTABLE_PARAMS, - (void (*)(void))der2rsa_gettable_params }, - { OSSL_FUNC_DESERIALIZER_GET_PARAMS, - (void (*)(void))der2rsa_get_params }, - { OSSL_FUNC_DESERIALIZER_DESERIALIZE, - (void (*)(void))der2rsa_deserialize }, - { OSSL_FUNC_DESERIALIZER_EXPORT_OBJECT, - (void (*)(void))der2rsapss_export_object }, - { 0, NULL } -}; |