2 * Copyright 1995-2018 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 #include "internal/cryptlib.h"
12 #include <openssl/evp.h>
13 #include "internal/objects.h"
14 #include <openssl/x509.h>
15 #include "internal/evp_int.h"
17 int EVP_add_cipher(const EVP_CIPHER *c)
24 r = OBJ_NAME_add(OBJ_nid2sn(c->nid), OBJ_NAME_TYPE_CIPHER_METH,
28 r = OBJ_NAME_add(OBJ_nid2ln(c->nid), OBJ_NAME_TYPE_CIPHER_METH,
33 int EVP_add_digest(const EVP_MD *md)
38 name = OBJ_nid2sn(md->type);
39 r = OBJ_NAME_add(name, OBJ_NAME_TYPE_MD_METH, (const char *)md);
42 r = OBJ_NAME_add(OBJ_nid2ln(md->type), OBJ_NAME_TYPE_MD_METH,
47 if (md->pkey_type && md->type != md->pkey_type) {
48 r = OBJ_NAME_add(OBJ_nid2sn(md->pkey_type),
49 OBJ_NAME_TYPE_MD_METH | OBJ_NAME_ALIAS, name);
52 r = OBJ_NAME_add(OBJ_nid2ln(md->pkey_type),
53 OBJ_NAME_TYPE_MD_METH | OBJ_NAME_ALIAS, name);
58 int EVP_add_mac(const EVP_MAC *m)
65 r = OBJ_NAME_add(OBJ_nid2sn(m->type), OBJ_NAME_TYPE_MAC_METH,
69 r = OBJ_NAME_add(OBJ_nid2ln(m->type), OBJ_NAME_TYPE_MAC_METH,
74 const EVP_CIPHER *EVP_get_cipherbyname(const char *name)
78 if (!OPENSSL_init_crypto(OPENSSL_INIT_ADD_ALL_CIPHERS, NULL))
81 cp = (const EVP_CIPHER *)OBJ_NAME_get(name, OBJ_NAME_TYPE_CIPHER_METH);
85 const EVP_MD *EVP_get_digestbyname(const char *name)
89 if (!OPENSSL_init_crypto(OPENSSL_INIT_ADD_ALL_DIGESTS, NULL))
92 cp = (const EVP_MD *)OBJ_NAME_get(name, OBJ_NAME_TYPE_MD_METH);
96 const EVP_MAC *EVP_get_macbyname(const char *name)
100 if (!OPENSSL_init_crypto(OPENSSL_INIT_ADD_ALL_MACS, NULL))
103 mp = (const EVP_MAC *)OBJ_NAME_get(name, OBJ_NAME_TYPE_MAC_METH);
107 void evp_cleanup_int(void)
109 OBJ_NAME_cleanup(OBJ_NAME_TYPE_MAC_METH);
110 OBJ_NAME_cleanup(OBJ_NAME_TYPE_CIPHER_METH);
111 OBJ_NAME_cleanup(OBJ_NAME_TYPE_MD_METH);
113 * The above calls will only clean out the contents of the name hash
114 * table, but not the hash table itself. The following line does that
115 * part. -- Richard Levitte
117 OBJ_NAME_cleanup(-1);
122 evp_app_cleanup_int();
125 struct doall_cipher {
127 void (*fn) (const EVP_CIPHER *ciph,
128 const char *from, const char *to, void *arg);
131 static void do_all_cipher_fn(const OBJ_NAME *nm, void *arg)
133 struct doall_cipher *dc = arg;
135 dc->fn(NULL, nm->name, nm->data, dc->arg);
137 dc->fn((const EVP_CIPHER *)nm->data, nm->name, NULL, dc->arg);
140 void EVP_CIPHER_do_all(void (*fn) (const EVP_CIPHER *ciph,
141 const char *from, const char *to, void *x),
144 struct doall_cipher dc;
147 OPENSSL_init_crypto(OPENSSL_INIT_ADD_ALL_CIPHERS, NULL);
151 OBJ_NAME_do_all(OBJ_NAME_TYPE_CIPHER_METH, do_all_cipher_fn, &dc);
154 void EVP_CIPHER_do_all_sorted(void (*fn) (const EVP_CIPHER *ciph,
155 const char *from, const char *to,
158 struct doall_cipher dc;
161 OPENSSL_init_crypto(OPENSSL_INIT_ADD_ALL_CIPHERS, NULL);
165 OBJ_NAME_do_all_sorted(OBJ_NAME_TYPE_CIPHER_METH, do_all_cipher_fn, &dc);
170 void (*fn) (const EVP_MD *ciph,
171 const char *from, const char *to, void *arg);
174 static void do_all_md_fn(const OBJ_NAME *nm, void *arg)
176 struct doall_md *dc = arg;
178 dc->fn(NULL, nm->name, nm->data, dc->arg);
180 dc->fn((const EVP_MD *)nm->data, nm->name, NULL, dc->arg);
183 void EVP_MD_do_all(void (*fn) (const EVP_MD *md,
184 const char *from, const char *to, void *x),
190 OPENSSL_init_crypto(OPENSSL_INIT_ADD_ALL_DIGESTS, NULL);
194 OBJ_NAME_do_all(OBJ_NAME_TYPE_MD_METH, do_all_md_fn, &dc);
197 void EVP_MD_do_all_sorted(void (*fn) (const EVP_MD *md,
198 const char *from, const char *to,
203 OPENSSL_init_crypto(OPENSSL_INIT_ADD_ALL_DIGESTS, NULL);
207 OBJ_NAME_do_all_sorted(OBJ_NAME_TYPE_MD_METH, do_all_md_fn, &dc);
212 void (*fn) (const EVP_MAC *ciph,
213 const char *from, const char *to, void *arg);
216 static void do_all_mac_fn(const OBJ_NAME *nm, void *arg)
218 struct doall_mac *dc = arg;
221 dc->fn(NULL, nm->name, nm->data, dc->arg);
223 dc->fn((const EVP_MAC *)nm->data, nm->name, NULL, dc->arg);
226 void EVP_MAC_do_all(void (*fn)
227 (const EVP_MAC *ciph, const char *from, const char *to,
233 OPENSSL_init_crypto(OPENSSL_INIT_ADD_ALL_MACS, NULL);
237 OBJ_NAME_do_all(OBJ_NAME_TYPE_MAC_METH, do_all_mac_fn, &dc);
240 void EVP_MAC_do_all_sorted(void (*fn)
241 (const EVP_MAC *ciph, const char *from,
242 const char *to, void *x), void *arg)
247 OPENSSL_init_crypto(OPENSSL_INIT_ADD_ALL_MACS, NULL);
251 OBJ_NAME_do_all_sorted(OBJ_NAME_TYPE_MAC_METH, do_all_mac_fn, &dc);