crypto/pkcs12/p12_attr.c

   1 /*
   2  * Copyright 1999-2016 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_lcl.h"
  14
  15 /* Add a local keyid to a safebag */
  16
  17 int 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))
  22         return 1;
  23     else
  24         return 0;
  25 }
  26
  27 /* Add key usage to PKCS#8 structure */
  28
  29 int 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
  38 int 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))
  43         return 1;
  44     else
  45         return 0;
  46 }
  47
  48 int 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))
  53         return 1;
  54     else
  55         return 0;
  56 }
  57
  58 int 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))
  63         return 1;
  64     else
  65         return 0;
  66 }
  67
  68 int 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))
  72         return 1;
  73     else
  74         return 0;
  75 }
  76
  77 ASN1_TYPE *PKCS12_get_attr_gen(const STACK_OF(X509_ATTRIBUTE) *attrs,
  78                                int attr_nid)
  79 {
  80     X509_ATTRIBUTE *attrib;
  81     int i;
  82     i = X509at_get_attr_by_NID(attrs, attr_nid, -1);
  83     attrib = X509at_get_attr(attrs, i);
  84     return X509_ATTRIBUTE_get0_type(attrib, 0);
  85 }
  86
  87 char *PKCS12_get_friendlyname(PKCS12_SAFEBAG *bag)
  88 {
  89     const ASN1_TYPE *atype;
  90
  91     if ((atype = PKCS12_SAFEBAG_get0_attr(bag, NID_friendlyName)) == NULL)
  92         return NULL;
  93     if (atype->type != V_ASN1_BMPSTRING)
  94         return NULL;
  95     return OPENSSL_uni2utf8(atype->value.bmpstring->data,
  96                             atype->value.bmpstring->length);
  97 }
  98
  99 const STACK_OF(X509_ATTRIBUTE) *
 100 PKCS12_SAFEBAG_get0_attrs(const PKCS12_SAFEBAG *bag)
 101 {
 102     return bag->attrib;
 103 }