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d02b48c6 | 1 | /* crypto/asn1/x_pkey.c */ |
58964a49 | 2 | /* Copyright (C) 1995-1998 Eric Young (eay@cryptsoft.com) |
d02b48c6 RE |
3 | * All rights reserved. |
4 | * | |
5 | * This package is an SSL implementation written | |
6 | * by Eric Young (eay@cryptsoft.com). | |
7 | * The implementation was written so as to conform with Netscapes SSL. | |
0f113f3e | 8 | * |
d02b48c6 RE |
9 | * This library is free for commercial and non-commercial use as long as |
10 | * the following conditions are aheared to. The following conditions | |
11 | * apply to all code found in this distribution, be it the RC4, RSA, | |
12 | * lhash, DES, etc., code; not just the SSL code. The SSL documentation | |
13 | * included with this distribution is covered by the same copyright terms | |
14 | * except that the holder is Tim Hudson (tjh@cryptsoft.com). | |
0f113f3e | 15 | * |
d02b48c6 RE |
16 | * Copyright remains Eric Young's, and as such any Copyright notices in |
17 | * the code are not to be removed. | |
18 | * If this package is used in a product, Eric Young should be given attribution | |
19 | * as the author of the parts of the library used. | |
20 | * This can be in the form of a textual message at program startup or | |
21 | * in documentation (online or textual) provided with the package. | |
0f113f3e | 22 | * |
d02b48c6 RE |
23 | * Redistribution and use in source and binary forms, with or without |
24 | * modification, are permitted provided that the following conditions | |
25 | * are met: | |
26 | * 1. Redistributions of source code must retain the copyright | |
27 | * notice, this list of conditions and the following disclaimer. | |
28 | * 2. Redistributions in binary form must reproduce the above copyright | |
29 | * notice, this list of conditions and the following disclaimer in the | |
30 | * documentation and/or other materials provided with the distribution. | |
31 | * 3. All advertising materials mentioning features or use of this software | |
32 | * must display the following acknowledgement: | |
33 | * "This product includes cryptographic software written by | |
34 | * Eric Young (eay@cryptsoft.com)" | |
35 | * The word 'cryptographic' can be left out if the rouines from the library | |
36 | * being used are not cryptographic related :-). | |
0f113f3e | 37 | * 4. If you include any Windows specific code (or a derivative thereof) from |
d02b48c6 RE |
38 | * the apps directory (application code) you must include an acknowledgement: |
39 | * "This product includes software written by Tim Hudson (tjh@cryptsoft.com)" | |
0f113f3e | 40 | * |
d02b48c6 RE |
41 | * THIS SOFTWARE IS PROVIDED BY ERIC YOUNG ``AS IS'' AND |
42 | * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE | |
43 | * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE | |
44 | * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE | |
45 | * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL | |
46 | * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS | |
47 | * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) | |
48 | * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT | |
49 | * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY | |
50 | * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF | |
51 | * SUCH DAMAGE. | |
0f113f3e | 52 | * |
d02b48c6 RE |
53 | * The licence and distribution terms for any publically available version or |
54 | * derivative of this code cannot be changed. i.e. this code cannot simply be | |
55 | * copied and put under another distribution licence | |
56 | * [including the GNU Public Licence.] | |
57 | */ | |
58 | ||
59 | #include <stdio.h> | |
60 | #include "cryptlib.h" | |
ec577822 BM |
61 | #include <openssl/evp.h> |
62 | #include <openssl/objects.h> | |
63 | #include <openssl/asn1_mac.h> | |
f0e8ae72 | 64 | #include <openssl/x509.h> |
d02b48c6 | 65 | |
d02b48c6 | 66 | /* need to implement */ |
6b691a5c | 67 | int i2d_X509_PKEY(X509_PKEY *a, unsigned char **pp) |
0f113f3e MC |
68 | { |
69 | return (0); | |
70 | } | |
d02b48c6 | 71 | |
6343829a | 72 | X509_PKEY *d2i_X509_PKEY(X509_PKEY **a, const unsigned char **pp, long length) |
0f113f3e MC |
73 | { |
74 | int i; | |
75 | M_ASN1_D2I_vars(a, X509_PKEY *, X509_PKEY_new); | |
d02b48c6 | 76 | |
0f113f3e MC |
77 | M_ASN1_D2I_Init(); |
78 | M_ASN1_D2I_start_sequence(); | |
79 | M_ASN1_D2I_get_x(X509_ALGOR, ret->enc_algor, d2i_X509_ALGOR); | |
80 | M_ASN1_D2I_get_x(ASN1_OCTET_STRING, ret->enc_pkey, d2i_ASN1_OCTET_STRING); | |
d02b48c6 | 81 | |
0f113f3e MC |
82 | ret->cipher.cipher = |
83 | EVP_get_cipherbyname(OBJ_nid2ln | |
84 | (OBJ_obj2nid(ret->enc_algor->algorithm))); | |
85 | if (ret->cipher.cipher == NULL) { | |
86 | c.error = ASN1_R_UNSUPPORTED_CIPHER; | |
87 | c.line = __LINE__; | |
88 | goto err; | |
89 | } | |
90 | if (ret->enc_algor->parameter->type == V_ASN1_OCTET_STRING) { | |
91 | i = ret->enc_algor->parameter->value.octet_string->length; | |
92 | if (i > EVP_MAX_IV_LENGTH) { | |
93 | c.error = ASN1_R_IV_TOO_LARGE; | |
94 | c.line = __LINE__; | |
95 | goto err; | |
96 | } | |
97 | memcpy(ret->cipher.iv, | |
98 | ret->enc_algor->parameter->value.octet_string->data, i); | |
99 | } else | |
100 | memset(ret->cipher.iv, 0, EVP_MAX_IV_LENGTH); | |
101 | M_ASN1_D2I_Finish(a, X509_PKEY_free, ASN1_F_D2I_X509_PKEY); | |
102 | } | |
d02b48c6 | 103 | |
6b691a5c | 104 | X509_PKEY *X509_PKEY_new(void) |
0f113f3e MC |
105 | { |
106 | X509_PKEY *ret = NULL; | |
107 | ASN1_CTX c; | |
d02b48c6 | 108 | |
0f113f3e MC |
109 | M_ASN1_New_Malloc(ret, X509_PKEY); |
110 | ret->version = 0; | |
111 | M_ASN1_New(ret->enc_algor, X509_ALGOR_new); | |
f422a514 | 112 | M_ASN1_New(ret->enc_pkey, ASN1_OCTET_STRING_new); |
0f113f3e MC |
113 | ret->dec_pkey = NULL; |
114 | ret->key_length = 0; | |
115 | ret->key_data = NULL; | |
116 | ret->key_free = 0; | |
117 | ret->cipher.cipher = NULL; | |
118 | memset(ret->cipher.iv, 0, EVP_MAX_IV_LENGTH); | |
119 | ret->references = 1; | |
120 | return (ret); | |
121 | M_ASN1_New_Error(ASN1_F_X509_PKEY_NEW); | |
122 | } | |
d02b48c6 | 123 | |
6b691a5c | 124 | void X509_PKEY_free(X509_PKEY *x) |
0f113f3e MC |
125 | { |
126 | int i; | |
d02b48c6 | 127 | |
0f113f3e MC |
128 | if (x == NULL) |
129 | return; | |
d02b48c6 | 130 | |
0f113f3e | 131 | i = CRYPTO_add(&x->references, -1, CRYPTO_LOCK_X509_PKEY); |
58964a49 | 132 | #ifdef REF_PRINT |
0f113f3e | 133 | REF_PRINT("X509_PKEY", x); |
58964a49 | 134 | #endif |
0f113f3e MC |
135 | if (i > 0) |
136 | return; | |
d02b48c6 | 137 | #ifdef REF_CHECK |
0f113f3e MC |
138 | if (i < 0) { |
139 | fprintf(stderr, "X509_PKEY_free, bad reference count\n"); | |
140 | abort(); | |
141 | } | |
d02b48c6 RE |
142 | #endif |
143 | ||
0f113f3e MC |
144 | if (x->enc_algor != NULL) |
145 | X509_ALGOR_free(x->enc_algor); | |
0dfb9398 | 146 | ASN1_OCTET_STRING_free(x->enc_pkey); |
c5ba2d99 | 147 | EVP_PKEY_free(x->dec_pkey); |
0f113f3e MC |
148 | if ((x->key_data != NULL) && (x->key_free)) |
149 | OPENSSL_free(x->key_data); | |
150 | OPENSSL_free(x); | |
151 | } |