16f9291ceSJung-uk Kim /*
2b077aed3SPierre Pronchery * Copyright 1999-2020 The OpenSSL Project Authors. All Rights Reserved.
374664626SKris Kennaway *
4b077aed3SPierre Pronchery * Licensed under the Apache License 2.0 (the "License"). You may not use
5e71b7053SJung-uk Kim * this file except in compliance with the License. You can obtain a copy
6e71b7053SJung-uk Kim * in the file LICENSE in the source distribution or at
7e71b7053SJung-uk Kim * https://www.openssl.org/source/license.html
874664626SKris Kennaway */
974664626SKris Kennaway
1074664626SKris Kennaway #include <stdio.h>
11e71b7053SJung-uk Kim #include "internal/cryptlib.h"
125c87c606SMark Murray #include <openssl/asn1t.h>
1374664626SKris Kennaway #include <openssl/x509.h>
1417f01e99SJung-uk Kim #include "crypto/x509.h"
1574664626SKris Kennaway
165c87c606SMark Murray /* Minor tweak to operation: zero private key data */
pkey_cb(int operation,ASN1_VALUE ** pval,const ASN1_ITEM * it,void * exarg)171f13597dSJung-uk Kim static int pkey_cb(int operation, ASN1_VALUE **pval, const ASN1_ITEM *it,
181f13597dSJung-uk Kim void *exarg)
1974664626SKris Kennaway {
205c87c606SMark Murray /* Since the structure must still be valid use ASN1_OP_FREE_PRE */
215c87c606SMark Murray if (operation == ASN1_OP_FREE_PRE) {
225c87c606SMark Murray PKCS8_PRIV_KEY_INFO *key = (PKCS8_PRIV_KEY_INFO *)*pval;
23e71b7053SJung-uk Kim if (key->pkey)
24e71b7053SJung-uk Kim OPENSSL_cleanse(key->pkey->data, key->pkey->length);
255c87c606SMark Murray }
265c87c606SMark Murray return 1;
2774664626SKris Kennaway }
2874664626SKris Kennaway
295c87c606SMark Murray ASN1_SEQUENCE_cb(PKCS8_PRIV_KEY_INFO, pkey_cb) = {
305c87c606SMark Murray ASN1_SIMPLE(PKCS8_PRIV_KEY_INFO, version, ASN1_INTEGER),
315c87c606SMark Murray ASN1_SIMPLE(PKCS8_PRIV_KEY_INFO, pkeyalg, X509_ALGOR),
32e71b7053SJung-uk Kim ASN1_SIMPLE(PKCS8_PRIV_KEY_INFO, pkey, ASN1_OCTET_STRING),
335c87c606SMark Murray ASN1_IMP_SET_OF_OPT(PKCS8_PRIV_KEY_INFO, attributes, X509_ATTRIBUTE, 0)
345c87c606SMark Murray } ASN1_SEQUENCE_END_cb(PKCS8_PRIV_KEY_INFO, PKCS8_PRIV_KEY_INFO)
3574664626SKris Kennaway
365c87c606SMark Murray IMPLEMENT_ASN1_FUNCTIONS(PKCS8_PRIV_KEY_INFO)
371f13597dSJung-uk Kim
381f13597dSJung-uk Kim int PKCS8_pkey_set0(PKCS8_PRIV_KEY_INFO *priv, ASN1_OBJECT *aobj,
391f13597dSJung-uk Kim int version,
406f9291ceSJung-uk Kim int ptype, void *pval, unsigned char *penc, int penclen)
411f13597dSJung-uk Kim {
426f9291ceSJung-uk Kim if (version >= 0) {
431f13597dSJung-uk Kim if (!ASN1_INTEGER_set(priv->version, version))
441f13597dSJung-uk Kim return 0;
451f13597dSJung-uk Kim }
46e71b7053SJung-uk Kim if (!X509_ALGOR_set0(priv->pkeyalg, aobj, ptype, pval))
471f13597dSJung-uk Kim return 0;
48e71b7053SJung-uk Kim if (penc)
49e71b7053SJung-uk Kim ASN1_STRING_set0(priv->pkey, penc, penclen);
501f13597dSJung-uk Kim return 1;
511f13597dSJung-uk Kim }
521f13597dSJung-uk Kim
PKCS8_pkey_get0(const ASN1_OBJECT ** ppkalg,const unsigned char ** pk,int * ppklen,const X509_ALGOR ** pa,const PKCS8_PRIV_KEY_INFO * p8)53e71b7053SJung-uk Kim int PKCS8_pkey_get0(const ASN1_OBJECT **ppkalg,
541f13597dSJung-uk Kim const unsigned char **pk, int *ppklen,
55e71b7053SJung-uk Kim const X509_ALGOR **pa, const PKCS8_PRIV_KEY_INFO *p8)
561f13597dSJung-uk Kim {
571f13597dSJung-uk Kim if (ppkalg)
581f13597dSJung-uk Kim *ppkalg = p8->pkeyalg->algorithm;
596f9291ceSJung-uk Kim if (pk) {
60e71b7053SJung-uk Kim *pk = ASN1_STRING_get0_data(p8->pkey);
61e71b7053SJung-uk Kim *ppklen = ASN1_STRING_length(p8->pkey);
621f13597dSJung-uk Kim }
631f13597dSJung-uk Kim if (pa)
641f13597dSJung-uk Kim *pa = p8->pkeyalg;
651f13597dSJung-uk Kim return 1;
661f13597dSJung-uk Kim }
67e71b7053SJung-uk Kim
STACK_OF(X509_ATTRIBUTE)68e71b7053SJung-uk Kim const STACK_OF(X509_ATTRIBUTE) *
69e71b7053SJung-uk Kim PKCS8_pkey_get0_attrs(const PKCS8_PRIV_KEY_INFO *p8)
70e71b7053SJung-uk Kim {
71e71b7053SJung-uk Kim return p8->attributes;
72e71b7053SJung-uk Kim }
73e71b7053SJung-uk Kim
PKCS8_pkey_add1_attr_by_NID(PKCS8_PRIV_KEY_INFO * p8,int nid,int type,const unsigned char * bytes,int len)74e71b7053SJung-uk Kim int PKCS8_pkey_add1_attr_by_NID(PKCS8_PRIV_KEY_INFO *p8, int nid, int type,
75e71b7053SJung-uk Kim const unsigned char *bytes, int len)
76e71b7053SJung-uk Kim {
77e71b7053SJung-uk Kim if (X509at_add1_attr_by_NID(&p8->attributes, nid, type, bytes, len) != NULL)
78e71b7053SJung-uk Kim return 1;
79e71b7053SJung-uk Kim return 0;
80e71b7053SJung-uk Kim }
81b077aed3SPierre Pronchery
PKCS8_pkey_add1_attr_by_OBJ(PKCS8_PRIV_KEY_INFO * p8,const ASN1_OBJECT * obj,int type,const unsigned char * bytes,int len)82b077aed3SPierre Pronchery int PKCS8_pkey_add1_attr_by_OBJ(PKCS8_PRIV_KEY_INFO *p8, const ASN1_OBJECT *obj, int type,
83b077aed3SPierre Pronchery const unsigned char *bytes, int len)
84b077aed3SPierre Pronchery {
85b077aed3SPierre Pronchery return (X509at_add1_attr_by_OBJ(&p8->attributes, obj, type, bytes, len) != NULL);
86b077aed3SPierre Pronchery }
87b077aed3SPierre Pronchery
PKCS8_pkey_add1_attr(PKCS8_PRIV_KEY_INFO * p8,X509_ATTRIBUTE * attr)88b077aed3SPierre Pronchery int PKCS8_pkey_add1_attr(PKCS8_PRIV_KEY_INFO *p8, X509_ATTRIBUTE *attr)
89b077aed3SPierre Pronchery {
90b077aed3SPierre Pronchery return (X509at_add1_attr(&p8->attributes, attr) != NULL);
91b077aed3SPierre Pronchery }
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