2 * Copyright 2019 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
11 * DH low level APIs are deprecated for public use, but still ok for
14 #include "internal/deprecated.h"
16 #include <openssl/core_numbers.h>
17 #include <openssl/err.h>
18 #include <openssl/pem.h>
19 #include <openssl/dh.h>
20 #include <openssl/types.h>
21 #include <openssl/params.h>
23 #include "prov/implementations.h"
24 #include "serializer_local.h"
26 static OSSL_OP_serializer_newctx_fn dh_pub_newctx;
27 static OSSL_OP_serializer_freectx_fn dh_pub_freectx;
28 static OSSL_OP_serializer_serialize_data_fn dh_pub_der_data;
29 static OSSL_OP_serializer_serialize_object_fn dh_pub_der;
30 static OSSL_OP_serializer_serialize_data_fn dh_pub_pem_data;
31 static OSSL_OP_serializer_serialize_object_fn dh_pub_pem;
33 static OSSL_OP_serializer_serialize_data_fn dh_pub_print_data;
34 static OSSL_OP_serializer_serialize_object_fn dh_pub_print;
36 /* Public key : context */
39 * There's no specific implementation context, so we use the provider context
41 static void *dh_pub_newctx(void *provctx)
46 static void dh_pub_freectx(void *ctx)
50 /* Public key : DER */
51 static int dh_pub_der_data(void *ctx, const OSSL_PARAM params[], BIO *out,
52 OSSL_PASSPHRASE_CALLBACK *cb, void *cbarg)
54 OSSL_OP_keymgmt_new_fn *dh_new = ossl_prov_get_keymgmt_dh_new();
55 OSSL_OP_keymgmt_free_fn *dh_free = ossl_prov_get_keymgmt_dh_free();
56 OSSL_OP_keymgmt_import_fn *dh_import = ossl_prov_get_keymgmt_dh_import();
59 if (dh_import != NULL) {
63 if ((dh = dh_new(ctx)) != NULL
64 && dh_import(dh, OSSL_KEYMGMT_SELECT_KEYPAIR, params)
65 && dh_pub_der(ctx, dh, out, cb, cbarg))
72 static int dh_pub_der(void *ctx, void *dh, BIO *out,
73 OSSL_PASSPHRASE_CALLBACK *cb, void *cbarg)
75 return ossl_prov_write_pub_der_from_obj(out, dh, EVP_PKEY_DH,
76 ossl_prov_prepare_dh_params,
77 ossl_prov_dh_pub_to_der);
80 /* Public key : PEM */
81 static int dh_pub_pem_data(void *ctx, const OSSL_PARAM params[], BIO *out,
82 OSSL_PASSPHRASE_CALLBACK *cb, void *cbarg)
84 OSSL_OP_keymgmt_new_fn *dh_new = ossl_prov_get_keymgmt_dh_new();
85 OSSL_OP_keymgmt_free_fn *dh_free = ossl_prov_get_keymgmt_dh_free();
86 OSSL_OP_keymgmt_import_fn *dh_import = ossl_prov_get_keymgmt_dh_import();
89 if (dh_import != NULL) {
93 if ((dh = dh_new(ctx)) != NULL
94 && dh_import(dh, OSSL_KEYMGMT_SELECT_KEYPAIR, params)
95 && dh_pub_pem(ctx, dh, out, cb, cbarg))
102 static int dh_pub_pem(void *ctx, void *dh, BIO *out,
103 OSSL_PASSPHRASE_CALLBACK *cb, void *cbarg)
105 return ossl_prov_write_pub_pem_from_obj(out, dh, EVP_PKEY_DH,
106 ossl_prov_prepare_dh_params,
107 ossl_prov_dh_pub_to_der);
111 static int dh_pub_print_data(void *ctx, const OSSL_PARAM params[], BIO *out,
112 OSSL_PASSPHRASE_CALLBACK *cb, void *cbarg)
114 OSSL_OP_keymgmt_new_fn *dh_new = ossl_prov_get_keymgmt_dh_new();
115 OSSL_OP_keymgmt_free_fn *dh_free = ossl_prov_get_keymgmt_dh_free();
116 OSSL_OP_keymgmt_import_fn *dh_import = ossl_prov_get_keymgmt_dh_import();
119 if (dh_import != NULL) {
123 if ((dh = dh_new(ctx)) != NULL
124 && dh_import(dh, OSSL_KEYMGMT_SELECT_KEYPAIR, params)
125 && dh_pub_print(ctx, dh, out, cb, cbarg))
132 static int dh_pub_print(void *ctx, void *dh, BIO *out,
133 OSSL_PASSPHRASE_CALLBACK *cb, void *cbarg)
135 return ossl_prov_print_dh(out, dh, 0);
138 const OSSL_DISPATCH dh_pub_der_serializer_functions[] = {
139 { OSSL_FUNC_SERIALIZER_NEWCTX, (void (*)(void))dh_pub_newctx },
140 { OSSL_FUNC_SERIALIZER_FREECTX, (void (*)(void))dh_pub_freectx },
141 { OSSL_FUNC_SERIALIZER_SERIALIZE_DATA, (void (*)(void))dh_pub_der_data },
142 { OSSL_FUNC_SERIALIZER_SERIALIZE_OBJECT, (void (*)(void))dh_pub_der },
146 const OSSL_DISPATCH dh_pub_pem_serializer_functions[] = {
147 { OSSL_FUNC_SERIALIZER_NEWCTX, (void (*)(void))dh_pub_newctx },
148 { OSSL_FUNC_SERIALIZER_FREECTX, (void (*)(void))dh_pub_freectx },
149 { OSSL_FUNC_SERIALIZER_SERIALIZE_DATA, (void (*)(void))dh_pub_pem_data },
150 { OSSL_FUNC_SERIALIZER_SERIALIZE_OBJECT, (void (*)(void))dh_pub_pem },
154 const OSSL_DISPATCH dh_pub_text_serializer_functions[] = {
155 { OSSL_FUNC_SERIALIZER_NEWCTX, (void (*)(void))dh_pub_newctx },
156 { OSSL_FUNC_SERIALIZER_FREECTX, (void (*)(void))dh_pub_freectx },
157 { OSSL_FUNC_SERIALIZER_SERIALIZE_OBJECT, (void (*)(void))dh_pub_print },
158 { OSSL_FUNC_SERIALIZER_SERIALIZE_DATA,
159 (void (*)(void))dh_pub_print_data },