[efi-boot-shim.git] / Cryptlib / OpenSSL / crypto / pkcs12 / p12_crt.c

/*
 * Copyright 1999-2016 The OpenSSL Project Authors. All Rights Reserved.
 *
 * Licensed under the OpenSSL license (the "License").  You may not use
 * this file except in compliance with the License.  You can obtain a copy
 * in the file LICENSE in the source distribution or at
 * https://www.openssl.org/source/license.html
 */

#include <stdio.h>
#include "internal/cryptlib.h"
#include <openssl/pkcs12.h>
#include "p12_lcl.h"

static int pkcs12_add_bag(STACK_OF(PKCS12_SAFEBAG) **pbags,
                          PKCS12_SAFEBAG *bag);

static int copy_bag_attr(PKCS12_SAFEBAG *bag, EVP_PKEY *pkey, int nid)
{
    int idx;
    X509_ATTRIBUTE *attr;
    idx = EVP_PKEY_get_attr_by_NID(pkey, nid, -1);
    if (idx < 0)
        return 1;
    attr = EVP_PKEY_get_attr(pkey, idx);
    if (!X509at_add1_attr(&bag->attrib, attr))
        return 0;
    return 1;
}

PKCS12 *PKCS12_create(const char *pass, const char *name, EVP_PKEY *pkey, X509 *cert,
                      STACK_OF(X509) *ca, int nid_key, int nid_cert, int iter,
                      int mac_iter, int keytype)
{
    PKCS12 *p12 = NULL;
    STACK_OF(PKCS7) *safes = NULL;
    STACK_OF(PKCS12_SAFEBAG) *bags = NULL;
    PKCS12_SAFEBAG *bag = NULL;
    int i;
    unsigned char keyid[EVP_MAX_MD_SIZE];
    unsigned int keyidlen = 0;

    /* Set defaults */
    if (!nid_cert)
#ifdef OPENSSL_NO_RC2
        nid_cert = NID_pbe_WithSHA1And3_Key_TripleDES_CBC;
#else
        nid_cert = NID_pbe_WithSHA1And40BitRC2_CBC;
#endif
    if (!nid_key)
        nid_key = NID_pbe_WithSHA1And3_Key_TripleDES_CBC;
    if (!iter)
        iter = PKCS12_DEFAULT_ITER;
    if (!mac_iter)
        mac_iter = 1;

    if (!pkey && !cert && !ca) {
        PKCS12err(PKCS12_F_PKCS12_CREATE, PKCS12_R_INVALID_NULL_ARGUMENT);
        return NULL;
    }

    if (pkey && cert) {
        if (!X509_check_private_key(cert, pkey))
            return NULL;
        X509_digest(cert, EVP_sha1(), keyid, &keyidlen);
    }

    if (cert) {
        bag = PKCS12_add_cert(&bags, cert);
        if (name && !PKCS12_add_friendlyname(bag, name, -1))
            goto err;
        if (keyidlen && !PKCS12_add_localkeyid(bag, keyid, keyidlen))
            goto err;
    }

    /* Add all other certificates */
    for (i = 0; i < sk_X509_num(ca); i++) {
        if (!PKCS12_add_cert(&bags, sk_X509_value(ca, i)))
            goto err;
    }

    if (bags && !PKCS12_add_safe(&safes, bags, nid_cert, iter, pass))
        goto err;

    sk_PKCS12_SAFEBAG_pop_free(bags, PKCS12_SAFEBAG_free);
    bags = NULL;

    if (pkey) {
        bag = PKCS12_add_key(&bags, pkey, keytype, iter, nid_key, pass);

        if (!bag)
            goto err;

        if (!copy_bag_attr(bag, pkey, NID_ms_csp_name))
            goto err;
        if (!copy_bag_attr(bag, pkey, NID_LocalKeySet))
            goto err;

        if (name && !PKCS12_add_friendlyname(bag, name, -1))
            goto err;
        if (keyidlen && !PKCS12_add_localkeyid(bag, keyid, keyidlen))
            goto err;
    }

    if (bags && !PKCS12_add_safe(&safes, bags, -1, 0, NULL))
        goto err;

    sk_PKCS12_SAFEBAG_pop_free(bags, PKCS12_SAFEBAG_free);
    bags = NULL;

    p12 = PKCS12_add_safes(safes, 0);

    if (!p12)
        goto err;

    sk_PKCS7_pop_free(safes, PKCS7_free);

    safes = NULL;

    if ((mac_iter != -1) &&
        !PKCS12_set_mac(p12, pass, -1, NULL, 0, mac_iter, NULL))
        goto err;

    return p12;

 err:
    PKCS12_free(p12);
    sk_PKCS7_pop_free(safes, PKCS7_free);
    sk_PKCS12_SAFEBAG_pop_free(bags, PKCS12_SAFEBAG_free);
    return NULL;

}

PKCS12_SAFEBAG *PKCS12_add_cert(STACK_OF(PKCS12_SAFEBAG) **pbags, X509 *cert)
{
    PKCS12_SAFEBAG *bag = NULL;
    char *name;
    int namelen = -1;
    unsigned char *keyid;
    int keyidlen = -1;

    /* Add user certificate */
    if ((bag = PKCS12_SAFEBAG_create_cert(cert)) == NULL)
        goto err;

    /*
     * Use friendlyName and localKeyID in certificate. (if present)
     */

    name = (char *)X509_alias_get0(cert, &namelen);

    if (name && !PKCS12_add_friendlyname(bag, name, namelen))
        goto err;

    keyid = X509_keyid_get0(cert, &keyidlen);

    if (keyid && !PKCS12_add_localkeyid(bag, keyid, keyidlen))
        goto err;

    if (!pkcs12_add_bag(pbags, bag))
        goto err;

    return bag;

 err:
    PKCS12_SAFEBAG_free(bag);
    return NULL;

}

PKCS12_SAFEBAG *PKCS12_add_key(STACK_OF(PKCS12_SAFEBAG) **pbags,
                               EVP_PKEY *key, int key_usage, int iter,
                               int nid_key, const char *pass)
{

    PKCS12_SAFEBAG *bag = NULL;
    PKCS8_PRIV_KEY_INFO *p8 = NULL;

    /* Make a PKCS#8 structure */
    if ((p8 = EVP_PKEY2PKCS8(key)) == NULL)
        goto err;
    if (key_usage && !PKCS8_add_keyusage(p8, key_usage))
        goto err;
    if (nid_key != -1) {
        bag = PKCS12_SAFEBAG_create_pkcs8_encrypt(nid_key, pass, -1, NULL, 0,
                                                  iter, p8);
        PKCS8_PRIV_KEY_INFO_free(p8);
    } else
        bag = PKCS12_SAFEBAG_create0_p8inf(p8);

    if (!bag)
        goto err;

    if (!pkcs12_add_bag(pbags, bag))
        goto err;

    return bag;

 err:
    PKCS12_SAFEBAG_free(bag);
    return NULL;

}

int PKCS12_add_safe(STACK_OF(PKCS7) **psafes, STACK_OF(PKCS12_SAFEBAG) *bags,
                    int nid_safe, int iter, const char *pass)
{
    PKCS7 *p7 = NULL;
    int free_safes = 0;

    if (!*psafes) {
        *psafes = sk_PKCS7_new_null();
        if (!*psafes)
            return 0;
        free_safes = 1;
    } else
        free_safes = 0;

    if (nid_safe == 0)
#ifdef OPENSSL_NO_RC2
        nid_safe = NID_pbe_WithSHA1And3_Key_TripleDES_CBC;
#else
        nid_safe = NID_pbe_WithSHA1And40BitRC2_CBC;
#endif

    if (nid_safe == -1)
        p7 = PKCS12_pack_p7data(bags);
    else
        p7 = PKCS12_pack_p7encdata(nid_safe, pass, -1, NULL, 0, iter, bags);
    if (!p7)
        goto err;

    if (!sk_PKCS7_push(*psafes, p7))
        goto err;

    return 1;

 err:
    if (free_safes) {
        sk_PKCS7_free(*psafes);
        *psafes = NULL;
    }
    PKCS7_free(p7);
    return 0;

}

static int pkcs12_add_bag(STACK_OF(PKCS12_SAFEBAG) **pbags,
                          PKCS12_SAFEBAG *bag)
{
    int free_bags;
    if (!pbags)
        return 1;
    if (!*pbags) {
        *pbags = sk_PKCS12_SAFEBAG_new_null();
        if (!*pbags)
            return 0;
        free_bags = 1;
    } else
        free_bags = 0;

    if (!sk_PKCS12_SAFEBAG_push(*pbags, bag)) {
        if (free_bags) {
            sk_PKCS12_SAFEBAG_free(*pbags);
            *pbags = NULL;
        }
        return 0;
    }

    return 1;

}

PKCS12 *PKCS12_add_safes(STACK_OF(PKCS7) *safes, int nid_p7)
{
    PKCS12 *p12;
    if (nid_p7 <= 0)
        nid_p7 = NID_pkcs7_data;
    p12 = PKCS12_init(nid_p7);

    if (!p12)
        return NULL;

    if (!PKCS12_pack_authsafes(p12, safes)) {
        PKCS12_free(p12);
        return NULL;
    }

    return p12;

}
Commit	Line	Data
d3819813	1	/*
7bf7a6d0	2	* Copyright 1999-2016 The OpenSSL Project Authors. All Rights Reserved.
b2d0e06f	3	*
7bf7a6d0 MTL	4	* Licensed under the OpenSSL license (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
b2d0e06f MG	8	*/
	9
	10	#include <stdio.h>
7bf7a6d0	11	#include "internal/cryptlib.h"
b2d0e06f	12	#include <openssl/pkcs12.h>
7bf7a6d0	13	#include "p12_lcl.h"
b2d0e06f	14
d3819813 MTL	15	static int pkcs12_add_bag(STACK_OF(PKCS12_SAFEBAG) **pbags,
d3819813 MTL	16	PKCS12_SAFEBAG *bag);
b2d0e06f MG	17
b2d0e06f MG	18	static int copy_bag_attr(PKCS12_SAFEBAG bag, EVP_PKEY pkey, int nid)
d3819813 MTL	19	{
	20	int idx;
	21	X509_ATTRIBUTE *attr;
	22	idx = EVP_PKEY_get_attr_by_NID(pkey, nid, -1);
	23	if (idx < 0)
	24	return 1;
	25	attr = EVP_PKEY_get_attr(pkey, idx);
	26	if (!X509at_add1_attr(&bag->attrib, attr))
	27	return 0;
	28	return 1;
	29	}
b2d0e06f	30
7bf7a6d0	31	PKCS12 PKCS12_create(const char pass, const char name, EVP_PKEY pkey, X509 *cert,
d3819813 MTL	32	STACK_OF(X509) *ca, int nid_key, int nid_cert, int iter,
d3819813 MTL	33	int mac_iter, int keytype)
b2d0e06f	34	{
d3819813 MTL	35	PKCS12 *p12 = NULL;
	36	STACK_OF(PKCS7) *safes = NULL;
	37	STACK_OF(PKCS12_SAFEBAG) *bags = NULL;
	38	PKCS12_SAFEBAG *bag = NULL;
	39	int i;
	40	unsigned char keyid[EVP_MAX_MD_SIZE];
	41	unsigned int keyidlen = 0;
	42
	43	/* Set defaults */
7bf7a6d0	44	if (!nid_cert)
f9368474	45	#ifdef OPENSSL_NO_RC2
7bf7a6d0	46	nid_cert = NID_pbe_WithSHA1And3_Key_TripleDES_CBC;
f9368474	47	#else
7bf7a6d0	48	nid_cert = NID_pbe_WithSHA1And40BitRC2_CBC;
f9368474	49	#endif
d3819813 MTL	50	if (!nid_key)
	51	nid_key = NID_pbe_WithSHA1And3_Key_TripleDES_CBC;
	52	if (!iter)
	53	iter = PKCS12_DEFAULT_ITER;
	54	if (!mac_iter)
	55	mac_iter = 1;
	56
	57	if (!pkey && !cert && !ca) {
	58	PKCS12err(PKCS12_F_PKCS12_CREATE, PKCS12_R_INVALID_NULL_ARGUMENT);
	59	return NULL;
	60	}
	61
	62	if (pkey && cert) {
	63	if (!X509_check_private_key(cert, pkey))
	64	return NULL;
	65	X509_digest(cert, EVP_sha1(), keyid, &keyidlen);
	66	}
	67
	68	if (cert) {
	69	bag = PKCS12_add_cert(&bags, cert);
	70	if (name && !PKCS12_add_friendlyname(bag, name, -1))
	71	goto err;
	72	if (keyidlen && !PKCS12_add_localkeyid(bag, keyid, keyidlen))
	73	goto err;
	74	}
	75
	76	/* Add all other certificates */
	77	for (i = 0; i < sk_X509_num(ca); i++) {
	78	if (!PKCS12_add_cert(&bags, sk_X509_value(ca, i)))
	79	goto err;
	80	}
	81
	82	if (bags && !PKCS12_add_safe(&safes, bags, nid_cert, iter, pass))
	83	goto err;
	84
	85	sk_PKCS12_SAFEBAG_pop_free(bags, PKCS12_SAFEBAG_free);
	86	bags = NULL;
	87
	88	if (pkey) {
	89	bag = PKCS12_add_key(&bags, pkey, keytype, iter, nid_key, pass);
	90
	91	if (!bag)
	92	goto err;
	93
	94	if (!copy_bag_attr(bag, pkey, NID_ms_csp_name))
	95	goto err;
	96	if (!copy_bag_attr(bag, pkey, NID_LocalKeySet))
	97	goto err;
	98
	99	if (name && !PKCS12_add_friendlyname(bag, name, -1))
	100	goto err;
	101	if (keyidlen && !PKCS12_add_localkeyid(bag, keyid, keyidlen))
	102	goto err;
	103	}
	104
	105	if (bags && !PKCS12_add_safe(&safes, bags, -1, 0, NULL))
	106	goto err;
	107
	108	sk_PKCS12_SAFEBAG_pop_free(bags, PKCS12_SAFEBAG_free);
	109	bags = NULL;
	110
	111	p12 = PKCS12_add_safes(safes, 0);
	112
	113	if (!p12)
114	goto err;
115
116	sk_PKCS7_pop_free(safes, PKCS7_free);
117
118	safes = NULL;
119
120	if ((mac_iter != -1) &&
121	!PKCS12_set_mac(p12, pass, -1, NULL, 0, mac_iter, NULL))
122	goto err;
123
124	return p12;
125
126	err:
7bf7a6d0 MTL	127	PKCS12_free(p12);
	128	sk_PKCS7_pop_free(safes, PKCS7_free);
	129	sk_PKCS12_SAFEBAG_pop_free(bags, PKCS12_SAFEBAG_free);
d3819813	130	return NULL;
b2d0e06f MG	131
	132	}
	133
	134	PKCS12_SAFEBAG PKCS12_add_cert(STACK_OF(PKCS12_SAFEBAG) pbags, X509 cert)
d3819813 MTL	135	{
	136	PKCS12_SAFEBAG *bag = NULL;
	137	char *name;
	138	int namelen = -1;
	139	unsigned char *keyid;
	140	int keyidlen = -1;
b2d0e06f	141
d3819813	142	/* Add user certificate */
7bf7a6d0	143	if ((bag = PKCS12_SAFEBAG_create_cert(cert)) == NULL)
d3819813	144	goto err;
b2d0e06f	145
d3819813 MTL	146	/*
	147	* Use friendlyName and localKeyID in certificate. (if present)
	148	*/
b2d0e06f	149
d3819813	150	name = (char *)X509_alias_get0(cert, &namelen);
b2d0e06f	151
d3819813 MTL	152	if (name && !PKCS12_add_friendlyname(bag, name, namelen))
d3819813 MTL	153	goto err;
b2d0e06f	154
d3819813	155	keyid = X509_keyid_get0(cert, &keyidlen);
b2d0e06f	156
d3819813 MTL	157	if (keyid && !PKCS12_add_localkeyid(bag, keyid, keyidlen))
d3819813 MTL	158	goto err;
b2d0e06f	159
d3819813 MTL	160	if (!pkcs12_add_bag(pbags, bag))
d3819813 MTL	161	goto err;
b2d0e06f	162
d3819813	163	return bag;
b2d0e06f	164
d3819813	165	err:
7bf7a6d0	166	PKCS12_SAFEBAG_free(bag);
d3819813	167	return NULL;
b2d0e06f	168
d3819813	169	}
b2d0e06f	170
d3819813 MTL	171	PKCS12_SAFEBAG PKCS12_add_key(STACK_OF(PKCS12_SAFEBAG) *pbags,
d3819813 MTL	172	EVP_PKEY *key, int key_usage, int iter,
7bf7a6d0	173	int nid_key, const char *pass)
d3819813	174	{
b2d0e06f	175
d3819813 MTL	176	PKCS12_SAFEBAG *bag = NULL;
d3819813 MTL	177	PKCS8_PRIV_KEY_INFO *p8 = NULL;
b2d0e06f	178
d3819813	179	/* Make a PKCS#8 structure */
7bf7a6d0	180	if ((p8 = EVP_PKEY2PKCS8(key)) == NULL)
d3819813 MTL	181	goto err;
	182	if (key_usage && !PKCS8_add_keyusage(p8, key_usage))
	183	goto err;
	184	if (nid_key != -1) {
7bf7a6d0 MTL	185	bag = PKCS12_SAFEBAG_create_pkcs8_encrypt(nid_key, pass, -1, NULL, 0,
7bf7a6d0 MTL	186	iter, p8);
d3819813 MTL	187	PKCS8_PRIV_KEY_INFO_free(p8);
d3819813 MTL	188	} else
7bf7a6d0	189	bag = PKCS12_SAFEBAG_create0_p8inf(p8);
b2d0e06f	190
d3819813 MTL	191	if (!bag)
d3819813 MTL	192	goto err;
b2d0e06f	193
d3819813 MTL	194	if (!pkcs12_add_bag(pbags, bag))
d3819813 MTL	195	goto err;
b2d0e06f	196
d3819813	197	return bag;
b2d0e06f	198
d3819813	199	err:
7bf7a6d0	200	PKCS12_SAFEBAG_free(bag);
d3819813	201	return NULL;
b2d0e06f	202
d3819813	203	}
b2d0e06f MG	204
b2d0e06f MG	205	int PKCS12_add_safe(STACK_OF(PKCS7) *psafes, STACK_OF(PKCS12_SAFEBAG) bags,
7bf7a6d0	206	int nid_safe, int iter, const char *pass)
d3819813 MTL	207	{
	208	PKCS7 *p7 = NULL;
	209	int free_safes = 0;
	210
	211	if (!*psafes) {
	212	*psafes = sk_PKCS7_new_null();
	213	if (!*psafes)
	214	return 0;
	215	free_safes = 1;
	216	} else
	217	free_safes = 0;
	218
	219	if (nid_safe == 0)
f9368474	220	#ifdef OPENSSL_NO_RC2
d3819813	221	nid_safe = NID_pbe_WithSHA1And3_Key_TripleDES_CBC;
f9368474	222	#else
d3819813	223	nid_safe = NID_pbe_WithSHA1And40BitRC2_CBC;
f9368474	224	#endif
b2d0e06f	225
d3819813 MTL	226	if (nid_safe == -1)
	227	p7 = PKCS12_pack_p7data(bags);
	228	else
	229	p7 = PKCS12_pack_p7encdata(nid_safe, pass, -1, NULL, 0, iter, bags);
	230	if (!p7)
	231	goto err;
	232
	233	if (!sk_PKCS7_push(*psafes, p7))
	234	goto err;
	235
	236	return 1;
	237
	238	err:
	239	if (free_safes) {
	240	sk_PKCS7_free(*psafes);
	241	*psafes = NULL;
	242	}
7bf7a6d0	243	PKCS7_free(p7);
d3819813 MTL	244	return 0;
	245
	246	}
	247
	248	static int pkcs12_add_bag(STACK_OF(PKCS12_SAFEBAG) **pbags,
	249	PKCS12_SAFEBAG *bag)
	250	{
	251	int free_bags;
	252	if (!pbags)
	253	return 1;
	254	if (!*pbags) {
	255	*pbags = sk_PKCS12_SAFEBAG_new_null();
	256	if (!*pbags)
	257	return 0;
	258	free_bags = 1;
	259	} else
	260	free_bags = 0;
	261
	262	if (!sk_PKCS12_SAFEBAG_push(*pbags, bag)) {
	263	if (free_bags) {
	264	sk_PKCS12_SAFEBAG_free(*pbags);
	265	*pbags = NULL;
	266	}
	267	return 0;
	268	}
	269
	270	return 1;
	271
	272	}
b2d0e06f MG	273
b2d0e06f MG	274	PKCS12 PKCS12_add_safes(STACK_OF(PKCS7) safes, int nid_p7)
d3819813 MTL	275	{
	276	PKCS12 *p12;
	277	if (nid_p7 <= 0)
	278	nid_p7 = NID_pkcs7_data;
	279	p12 = PKCS12_init(nid_p7);
b2d0e06f	280
d3819813 MTL	281	if (!p12)
d3819813 MTL	282	return NULL;
b2d0e06f	283
d3819813 MTL	284	if (!PKCS12_pack_authsafes(p12, safes)) {
	285	PKCS12_free(p12);
	286	return NULL;
	287	}
b2d0e06f	288
d3819813	289	return p12;
b2d0e06f	290
d3819813	291	}