1/* Copyright (C) 1995-1998 Eric Young (eay@cryptsoft.com)
2 * All rights reserved.
3 *
4 * This package is an SSL implementation written
5 * by Eric Young (eay@cryptsoft.com).
6 * The implementation was written so as to conform with Netscapes SSL.
7 *
8 * This library is free for commercial and non-commercial use as long as
9 * the following conditions are aheared to.  The following conditions
10 * apply to all code found in this distribution, be it the RC4, RSA,
11 * lhash, DES, etc., code; not just the SSL code.  The SSL documentation
12 * included with this distribution is covered by the same copyright terms
13 * except that the holder is Tim Hudson (tjh@cryptsoft.com).
14 *
15 * Copyright remains Eric Young's, and as such any Copyright notices in
16 * the code are not to be removed.
17 * If this package is used in a product, Eric Young should be given attribution
18 * as the author of the parts of the library used.
19 * This can be in the form of a textual message at program startup or
20 * in documentation (online or textual) provided with the package.
21 *
22 * Redistribution and use in source and binary forms, with or without
23 * modification, are permitted provided that the following conditions
24 * are met:
25 * 1. Redistributions of source code must retain the copyright
26 *    notice, this list of conditions and the following disclaimer.
27 * 2. Redistributions in binary form must reproduce the above copyright
28 *    notice, this list of conditions and the following disclaimer in the
29 *    documentation and/or other materials provided with the distribution.
30 * 3. All advertising materials mentioning features or use of this software
31 *    must display the following acknowledgement:
32 *    "This product includes cryptographic software written by
33 *     Eric Young (eay@cryptsoft.com)"
34 *    The word 'cryptographic' can be left out if the rouines from the library
35 *    being used are not cryptographic related :-).
36 * 4. If you include any Windows specific code (or a derivative thereof) from
37 *    the apps directory (application code) you must include an acknowledgement:
38 *    "This product includes software written by Tim Hudson (tjh@cryptsoft.com)"
39 *
40 * THIS SOFTWARE IS PROVIDED BY ERIC YOUNG ``AS IS'' AND
41 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
42 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
43 * ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
44 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
45 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
46 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
47 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
48 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
49 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
50 * SUCH DAMAGE.
51 *
52 * The licence and distribution terms for any publically available version or
53 * derivative of this code cannot be changed.  i.e. this code cannot simply be
54 * copied and put under another distribution licence
55 * [including the GNU Public Licence.] */
56
57#include <openssl/x509.h>
58
59#include <openssl/bio.h>
60#include <openssl/mem.h>
61
62
63int PKCS8_pkey_set0(PKCS8_PRIV_KEY_INFO *priv, ASN1_OBJECT *aobj, int version,
64                    int ptype, void *pval, uint8_t *penc, int penclen) {
65  uint8_t **ppenc = NULL;
66  if (version >= 0) {
67    if (!ASN1_INTEGER_set(priv->version, version)) {
68      return 0;
69    }
70  }
71
72  if (penc) {
73    int pmtype;
74    ASN1_OCTET_STRING *oct;
75
76    oct = ASN1_OCTET_STRING_new();
77    if (!oct) {
78      return 0;
79    }
80    oct->data = penc;
81    ppenc = &oct->data;
82    oct->length = penclen;
83    if (priv->broken == PKCS8_NO_OCTET) {
84      pmtype = V_ASN1_SEQUENCE;
85    } else {
86      pmtype = V_ASN1_OCTET_STRING;
87    }
88    ASN1_TYPE_set(priv->pkey, pmtype, oct);
89  }
90
91  if (!X509_ALGOR_set0(priv->pkeyalg, aobj, ptype, pval)) {
92    /* If call fails do not swallow 'enc' */
93    if (ppenc) {
94      *ppenc = NULL;
95    }
96    return 0;
97  }
98
99  return 1;
100}
101
102int PKCS8_pkey_get0(ASN1_OBJECT **ppkalg, const uint8_t **pk, int *ppklen,
103                    X509_ALGOR **pa, PKCS8_PRIV_KEY_INFO *p8) {
104  if (ppkalg) {
105    *ppkalg = p8->pkeyalg->algorithm;
106  }
107
108  if (p8->pkey->type == V_ASN1_OCTET_STRING) {
109    p8->broken = PKCS8_OK;
110    if (pk) {
111      *pk = p8->pkey->value.octet_string->data;
112      *ppklen = p8->pkey->value.octet_string->length;
113    }
114  } else if (p8->pkey->type == V_ASN1_SEQUENCE) {
115    p8->broken = PKCS8_NO_OCTET;
116    if (pk) {
117      *pk = p8->pkey->value.sequence->data;
118      *ppklen = p8->pkey->value.sequence->length;
119    }
120  } else {
121    return 0;
122  }
123
124  if (pa) {
125    *pa = p8->pkeyalg;
126  }
127  return 1;
128}
129
130int X509_signature_dump(BIO *bp, const ASN1_STRING *sig, int indent) {
131  const uint8_t *s;
132  int i, n;
133
134  n = sig->length;
135  s = sig->data;
136  for (i = 0; i < n; i++) {
137    if ((i % 18) == 0) {
138      if (BIO_write(bp, "\n", 1) <= 0 ||
139          BIO_indent(bp, indent, indent) <= 0) {
140        return 0;
141      }
142    }
143    if (BIO_printf(bp, "%02x%s", s[i], ((i + 1) == n) ? "" : ":") <= 0) {
144      return 0;
145    }
146  }
147  if (BIO_write(bp, "\n", 1) != 1) {
148    return 0;
149  }
150
151  return 1;
152}
153