1/*
2 * Copyright 1999-2020 The OpenSSL Project Authors. All Rights Reserved.
3 *
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
8 */
9
10#include <stdio.h>
11#include "internal/cryptlib.h"
12#include <openssl/pkcs12.h>
13#include "p12_local.h"
14
15/* Add a local keyid to a safebag */
16
17int PKCS12_add_localkeyid(PKCS12_SAFEBAG *bag, unsigned char *name,
18                          int namelen)
19{
20    if (X509at_add1_attr_by_NID(&bag->attrib, NID_localKeyID,
21                                V_ASN1_OCTET_STRING, name, namelen) != NULL)
22        return 1;
23    else
24        return 0;
25}
26
27/* Add key usage to PKCS#8 structure */
28
29int PKCS8_add_keyusage(PKCS8_PRIV_KEY_INFO *p8, int usage)
30{
31    unsigned char us_val = (unsigned char)usage;
32    return PKCS8_pkey_add1_attr_by_NID(p8, NID_key_usage,
33                                       V_ASN1_BIT_STRING, &us_val, 1);
34}
35
36/* Add a friendlyname to a safebag */
37
38int PKCS12_add_friendlyname_asc(PKCS12_SAFEBAG *bag, const char *name,
39                                int namelen)
40{
41    if (X509at_add1_attr_by_NID(&bag->attrib, NID_friendlyName,
42                                MBSTRING_ASC, (unsigned char *)name, namelen) != NULL)
43        return 1;
44    else
45        return 0;
46}
47
48int PKCS12_add_friendlyname_utf8(PKCS12_SAFEBAG *bag, const char *name,
49                                int namelen)
50{
51    if (X509at_add1_attr_by_NID(&bag->attrib, NID_friendlyName,
52                                MBSTRING_UTF8, (unsigned char *)name, namelen) != NULL)
53        return 1;
54    else
55        return 0;
56}
57
58int PKCS12_add_friendlyname_uni(PKCS12_SAFEBAG *bag,
59                                const unsigned char *name, int namelen)
60{
61    if (X509at_add1_attr_by_NID(&bag->attrib, NID_friendlyName,
62                                MBSTRING_BMP, name, namelen) != NULL)
63        return 1;
64    else
65        return 0;
66}
67
68int PKCS12_add_CSPName_asc(PKCS12_SAFEBAG *bag, const char *name, int namelen)
69{
70    if (X509at_add1_attr_by_NID(&bag->attrib, NID_ms_csp_name,
71                                MBSTRING_ASC, (unsigned char *)name, namelen) != NULL)
72        return 1;
73    else
74        return 0;
75}
76
77int PKCS12_add1_attr_by_NID(PKCS12_SAFEBAG *bag, int nid, int type,
78                            const unsigned char *bytes, int len)
79{
80    if (X509at_add1_attr_by_NID(&bag->attrib, nid, type, bytes, len) != NULL)
81        return 1;
82    else
83        return 0;
84}
85
86int PKCS12_add1_attr_by_txt(PKCS12_SAFEBAG *bag, const char *attrname, int type,
87                            const unsigned char *bytes, int len)
88{
89    if (X509at_add1_attr_by_txt(&bag->attrib, attrname, type, bytes, len) != NULL)
90        return 1;
91    else
92        return 0;
93}
94
95ASN1_TYPE *PKCS12_get_attr_gen(const STACK_OF(X509_ATTRIBUTE) *attrs,
96                               int attr_nid)
97{
98    X509_ATTRIBUTE *attrib;
99    int i;
100    i = X509at_get_attr_by_NID(attrs, attr_nid, -1);
101    attrib = X509at_get_attr(attrs, i);
102    return X509_ATTRIBUTE_get0_type(attrib, 0);
103}
104
105char *PKCS12_get_friendlyname(PKCS12_SAFEBAG *bag)
106{
107    const ASN1_TYPE *atype;
108
109    if ((atype = PKCS12_SAFEBAG_get0_attr(bag, NID_friendlyName)) == NULL)
110        return NULL;
111    if (atype->type != V_ASN1_BMPSTRING)
112        return NULL;
113    return OPENSSL_uni2utf8(atype->value.bmpstring->data,
114                            atype->value.bmpstring->length);
115}
116
117const STACK_OF(X509_ATTRIBUTE) *
118PKCS12_SAFEBAG_get0_attrs(const PKCS12_SAFEBAG *bag)
119{
120    return bag->attrib;
121}
122