2 * Copyright (c) 2004 - 2007 Kungliga Tekniska Högskolan
3 * (Royal Institute of Technology, Stockholm, Sweden).
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42 typedef int (*collector_func)(hx509_context,
43 struct hx509_collector *,
45 const PKCS12_Attributes *);
48 const heim_oid * (*oid)(void);
53 parse_pkcs12_type(hx509_context, struct hx509_collector *, const heim_oid *,
54 const void *, size_t, const PKCS12_Attributes *);
57 static const PKCS12_Attribute *
58 find_attribute(const PKCS12_Attributes *attrs, const heim_oid *oid)
63 for (i = 0; i < attrs->len; i++)
64 if (der_heim_oid_cmp(oid, &attrs->val[i].attrId) == 0)
65 return &attrs->val[i];
70 keyBag_parser(hx509_context context,
71 struct hx509_collector *c,
72 const void *data, size_t length,
73 const PKCS12_Attributes *attrs)
75 const PKCS12_Attribute *attr;
76 PKCS8PrivateKeyInfo ki;
77 const heim_octet_string *os = NULL;
80 attr = find_attribute(attrs, oid_id_pkcs_9_at_localKeyId());
82 os = &attr->attrValues;
84 ret = decode_PKCS8PrivateKeyInfo(data, length, &ki, NULL);
88 _hx509_collector_private_key_add(context,
90 &ki.privateKeyAlgorithm,
94 free_PKCS8PrivateKeyInfo(&ki);
99 ShroudedKeyBag_parser(hx509_context context,
100 struct hx509_collector *c,
101 const void *data, size_t length,
102 const PKCS12_Attributes *attrs)
104 PKCS8EncryptedPrivateKeyInfo pk;
105 heim_octet_string content;
108 memset(&pk, 0, sizeof(pk));
110 ret = decode_PKCS8EncryptedPrivateKeyInfo(data, length, &pk, NULL);
114 ret = _hx509_pbe_decrypt(context,
115 _hx509_collector_get_lock(c),
116 &pk.encryptionAlgorithm,
119 free_PKCS8EncryptedPrivateKeyInfo(&pk);
123 ret = keyBag_parser(context, c, content.data, content.length, attrs);
124 der_free_octet_string(&content);
129 certBag_parser(hx509_context context,
130 struct hx509_collector *c,
131 const void *data, size_t length,
132 const PKCS12_Attributes *attrs)
134 heim_octet_string os;
139 ret = decode_PKCS12_CertBag(data, length, &cb, NULL);
143 if (der_heim_oid_cmp(oid_id_pkcs_9_at_certTypes_x509(), &cb.certType)) {
144 free_PKCS12_CertBag(&cb);
148 ret = decode_PKCS12_OctetString(cb.certValue.data,
152 free_PKCS12_CertBag(&cb);
156 ret = hx509_cert_init_data(context, os.data, os.length, &cert);
157 der_free_octet_string(&os);
161 ret = _hx509_collector_certs_add(context, c, cert);
163 hx509_cert_free(cert);
168 const PKCS12_Attribute *attr;
169 const heim_oid * (*oids[])(void) = {
170 oid_id_pkcs_9_at_localKeyId, oid_id_pkcs_9_at_friendlyName
174 for (i = 0; i < sizeof(oids)/sizeof(oids[0]); i++) {
175 const heim_oid *oid = (*(oids[i]))();
176 attr = find_attribute(attrs, oid);
178 _hx509_set_cert_attribute(context, cert, oid,
183 hx509_cert_free(cert);
189 parse_safe_content(hx509_context context,
190 struct hx509_collector *c,
191 const unsigned char *p, size_t len)
193 PKCS12_SafeContents sc;
196 memset(&sc, 0, sizeof(sc));
198 ret = decode_PKCS12_SafeContents(p, len, &sc, NULL);
202 for (i = 0; i < sc.len ; i++)
203 parse_pkcs12_type(context,
206 sc.val[i].bagValue.data,
207 sc.val[i].bagValue.length,
208 sc.val[i].bagAttributes);
210 free_PKCS12_SafeContents(&sc);
215 safeContent_parser(hx509_context context,
216 struct hx509_collector *c,
217 const void *data, size_t length,
218 const PKCS12_Attributes *attrs)
220 heim_octet_string os;
223 ret = decode_PKCS12_OctetString(data, length, &os, NULL);
226 ret = parse_safe_content(context, c, os.data, os.length);
227 der_free_octet_string(&os);
232 encryptedData_parser(hx509_context context,
233 struct hx509_collector *c,
234 const void *data, size_t length,
235 const PKCS12_Attributes *attrs)
237 heim_octet_string content;
238 heim_oid contentType;
241 memset(&contentType, 0, sizeof(contentType));
243 ret = hx509_cms_decrypt_encrypted(context,
244 _hx509_collector_get_lock(c),
251 if (der_heim_oid_cmp(&contentType, oid_id_pkcs7_data()) == 0)
252 ret = parse_safe_content(context, c, content.data, content.length);
254 der_free_octet_string(&content);
255 der_free_oid(&contentType);
260 envelopedData_parser(hx509_context context,
261 struct hx509_collector *c,
262 const void *data, size_t length,
263 const PKCS12_Attributes *attrs)
265 heim_octet_string content;
266 heim_oid contentType;
270 memset(&contentType, 0, sizeof(contentType));
272 lock = _hx509_collector_get_lock(c);
274 ret = hx509_cms_unenvelope(context,
275 _hx509_lock_unlock_certs(lock),
283 hx509_set_error_string(context, HX509_ERROR_APPEND, ret,
284 "PKCS12 failed to unenvelope");
288 if (der_heim_oid_cmp(&contentType, oid_id_pkcs7_data()) == 0)
289 ret = parse_safe_content(context, c, content.data, content.length);
291 der_free_octet_string(&content);
292 der_free_oid(&contentType);
298 struct type bagtypes[] = {
299 { oid_id_pkcs12_keyBag, keyBag_parser },
300 { oid_id_pkcs12_pkcs8ShroudedKeyBag, ShroudedKeyBag_parser },
301 { oid_id_pkcs12_certBag, certBag_parser },
302 { oid_id_pkcs7_data, safeContent_parser },
303 { oid_id_pkcs7_encryptedData, encryptedData_parser },
304 { oid_id_pkcs7_envelopedData, envelopedData_parser }
308 parse_pkcs12_type(hx509_context context,
309 struct hx509_collector *c,
311 const void *data, size_t length,
312 const PKCS12_Attributes *attrs)
316 for (i = 0; i < sizeof(bagtypes)/sizeof(bagtypes[0]); i++)
317 if (der_heim_oid_cmp((*bagtypes[i].oid)(), oid) == 0)
318 (*bagtypes[i].func)(context, c, data, length, attrs);
322 p12_init(hx509_context context,
323 hx509_certs certs, void **data, int flags,
324 const char *residue, hx509_lock lock)
326 struct ks_pkcs12 *p12;
330 PKCS12_AuthenticatedSafe as;
332 struct hx509_collector *c;
337 lock = _hx509_empty_lock;
339 ret = _hx509_collector_alloc(context, lock, &c);
343 p12 = calloc(1, sizeof(*p12));
346 hx509_set_error_string(context, 0, ret, "out of memory");
350 p12->fn = strdup(residue);
351 if (p12->fn == NULL) {
353 hx509_set_error_string(context, 0, ret, "out of memory");
357 if (flags & HX509_CERTS_CREATE) {
358 ret = hx509_certs_init(context, "MEMORY:ks-file-create",
359 0, lock, &p12->certs);
365 ret = rk_undumpdata(residue, &buf, &len);
367 hx509_clear_error_string(context);
371 ret = decode_PKCS12_PFX(buf, len, &pfx, NULL);
374 hx509_set_error_string(context, 0, ret,
375 "Failed to decode the PFX in %s", residue);
379 if (der_heim_oid_cmp(&pfx.authSafe.contentType, oid_id_pkcs7_data()) != 0) {
380 free_PKCS12_PFX(&pfx);
382 hx509_set_error_string(context, 0, ret,
383 "PKCS PFX isn't a pkcs7-data container");
387 if (pfx.authSafe.content == NULL) {
388 free_PKCS12_PFX(&pfx);
390 hx509_set_error_string(context, 0, ret,
391 "PKCS PFX missing data");
396 heim_octet_string asdata;
398 ret = decode_PKCS12_OctetString(pfx.authSafe.content->data,
399 pfx.authSafe.content->length,
402 free_PKCS12_PFX(&pfx);
404 hx509_clear_error_string(context);
407 ret = decode_PKCS12_AuthenticatedSafe(asdata.data,
411 der_free_octet_string(&asdata);
413 hx509_clear_error_string(context);
418 for (i = 0; i < as.len; i++)
419 parse_pkcs12_type(context,
421 &as.val[i].contentType,
422 as.val[i].content->data,
423 as.val[i].content->length,
426 free_PKCS12_AuthenticatedSafe(&as);
428 ret = _hx509_collector_collect_certs(context, c, &p12->certs);
433 _hx509_collector_free(c);
439 hx509_certs_free(&p12->certs);
447 addBag(hx509_context context,
448 PKCS12_AuthenticatedSafe *as,
456 ptr = realloc(as->val, sizeof(as->val[0]) * (as->len + 1));
458 hx509_set_error_string(context, 0, ENOMEM, "out of memory");
463 ret = der_copy_oid(oid, &as->val[as->len].contentType);
465 hx509_set_error_string(context, 0, ret, "out of memory");
469 as->val[as->len].content = calloc(1, sizeof(*as->val[0].content));
470 if (as->val[as->len].content == NULL) {
471 der_free_oid(&as->val[as->len].contentType);
472 hx509_set_error_string(context, 0, ENOMEM, "malloc out of memory");
476 as->val[as->len].content->data = data;
477 as->val[as->len].content->length = length;
485 store_func(hx509_context context, void *ctx, hx509_cert c)
487 PKCS12_AuthenticatedSafe *as = ctx;
488 PKCS12_OctetString os;
493 memset(&os, 0, sizeof(os));
494 memset(&cb, 0, sizeof(cb));
499 ret = hx509_cert_binary(context, c, &os);
503 ASN1_MALLOC_ENCODE(PKCS12_OctetString,
504 cb.certValue.data,cb.certValue.length,
509 ret = der_copy_oid(oid_id_pkcs_9_at_certTypes_x509(), &cb.certType);
511 free_PKCS12_CertBag(&cb);
514 ASN1_MALLOC_ENCODE(PKCS12_CertBag, os.data, os.length,
516 free_PKCS12_CertBag(&cb);
520 ret = addBag(context, as, oid_id_pkcs12_certBag(), os.data, os.length);
522 if (_hx509_cert_private_key_exportable(c)) {
523 hx509_private_key key = _hx509_cert_private_key(c);
524 PKCS8PrivateKeyInfo pki;
526 memset(&pki, 0, sizeof(pki));
528 ret = der_parse_hex_heim_integer("00", &pki.version);
531 ret = _hx509_private_key_oid(context, key,
532 &pki.privateKeyAlgorithm.algorithm);
534 free_PKCS8PrivateKeyInfo(&pki);
537 ret = _hx509_private_key_export(context,
538 _hx509_cert_private_key(c),
541 free_PKCS8PrivateKeyInfo(&pki);
544 /* set attribute, oid_id_pkcs_9_at_localKeyId() */
546 ASN1_MALLOC_ENCODE(PKCS8PrivateKeyInfo, os.data, os.length,
548 free_PKCS8PrivateKeyInfo(&pki);
552 ret = addBag(context, as, oid_id_pkcs12_keyBag(), os.data, os.length);
562 p12_store(hx509_context context,
563 hx509_certs certs, void *data, int flags, hx509_lock lock)
565 struct ks_pkcs12 *p12 = data;
567 PKCS12_AuthenticatedSafe as;
568 PKCS12_OctetString asdata;
572 memset(&as, 0, sizeof(as));
573 memset(&pfx, 0, sizeof(pfx));
575 ret = hx509_certs_iter(context, p12->certs, store_func, &as);
579 ASN1_MALLOC_ENCODE(PKCS12_AuthenticatedSafe, asdata.data, asdata.length,
581 free_PKCS12_AuthenticatedSafe(&as);
585 ret = der_parse_hex_heim_integer("03", &pfx.version);
591 pfx.authSafe.content = calloc(1, sizeof(*pfx.authSafe.content));
593 ASN1_MALLOC_ENCODE(PKCS12_OctetString,
594 pfx.authSafe.content->data,
595 pfx.authSafe.content->length,
596 &asdata, &size, ret);
601 ret = der_copy_oid(oid_id_pkcs7_data(), &pfx.authSafe.contentType);
605 ASN1_MALLOC_ENCODE(PKCS12_PFX, asdata.data, asdata.length,
611 const struct _hx509_password *pw;
613 pw = _hx509_lock_get_passwords(lock);
615 pfx.macData = calloc(1, sizeof(*pfx.macData));
616 if (pfx.macData == NULL) {
618 hx509_set_error_string(context, 0, ret, "malloc out of memory");
621 if (pfx.macData == NULL) {
626 ret = calculate_hash(&aspath, pw, pfx.macData);
629 rk_dumpdata(p12->fn, asdata.data, asdata.length);
633 free_PKCS12_AuthenticatedSafe(&as);
634 free_PKCS12_PFX(&pfx);
641 p12_free(hx509_certs certs, void *data)
643 struct ks_pkcs12 *p12 = data;
644 hx509_certs_free(&p12->certs);
651 p12_add(hx509_context context, hx509_certs certs, void *data, hx509_cert c)
653 struct ks_pkcs12 *p12 = data;
654 return hx509_certs_add(context, p12->certs, c);
658 p12_iter_start(hx509_context context,
663 struct ks_pkcs12 *p12 = data;
664 return hx509_certs_start_seq(context, p12->certs, cursor);
668 p12_iter(hx509_context context,
674 struct ks_pkcs12 *p12 = data;
675 return hx509_certs_next_cert(context, p12->certs, cursor, cert);
679 p12_iter_end(hx509_context context,
684 struct ks_pkcs12 *p12 = data;
685 return hx509_certs_end_seq(context, p12->certs, cursor);
688 static struct hx509_keyset_ops keyset_pkcs12 = {
702 _hx509_ks_pkcs12_register(hx509_context context)
704 _hx509_ks_register(context, &keyset_pkcs12);