diff options
Diffstat (limited to 'crypto/heimdal/lib/hx509/ks_p12.c')
-rw-r--r-- | crypto/heimdal/lib/hx509/ks_p12.c | 704 |
1 files changed, 0 insertions, 704 deletions
diff --git a/crypto/heimdal/lib/hx509/ks_p12.c b/crypto/heimdal/lib/hx509/ks_p12.c deleted file mode 100644 index 12756e6..0000000 --- a/crypto/heimdal/lib/hx509/ks_p12.c +++ /dev/null @@ -1,704 +0,0 @@ -/* - * Copyright (c) 2004 - 2007 Kungliga Tekniska Högskolan - * (Royal Institute of Technology, Stockholm, Sweden). - * All rights reserved. - * - * Redistribution and use in source and binary forms, with or without - * modification, are permitted provided that the following conditions - * are met: - * - * 1. Redistributions of source code must retain the above copyright - * notice, this list of conditions and the following disclaimer. - * - * 2. Redistributions in binary form must reproduce the above copyright - * notice, this list of conditions and the following disclaimer in the - * documentation and/or other materials provided with the distribution. - * - * 3. Neither the name of the Institute nor the names of its contributors - * may be used to endorse or promote products derived from this software - * without specific prior written permission. - * - * THIS SOFTWARE IS PROVIDED BY THE INSTITUTE AND CONTRIBUTORS ``AS IS'' AND - * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE - * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE - * ARE DISCLAIMED. IN NO EVENT SHALL THE INSTITUTE OR CONTRIBUTORS BE LIABLE - * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL - * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS - * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) - * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT - * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY - * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF - * SUCH DAMAGE. - */ - -#include "hx_locl.h" -RCSID("$Id: ks_p12.c 21146 2007-06-18 21:37:25Z lha $"); - -struct ks_pkcs12 { - hx509_certs certs; - char *fn; -}; - -typedef int (*collector_func)(hx509_context, - struct hx509_collector *, - const void *, size_t, - const PKCS12_Attributes *); - -struct type { - const heim_oid * (*oid)(void); - collector_func func; -}; - -static void -parse_pkcs12_type(hx509_context, struct hx509_collector *, const heim_oid *, - const void *, size_t, const PKCS12_Attributes *); - - -static const PKCS12_Attribute * -find_attribute(const PKCS12_Attributes *attrs, const heim_oid *oid) -{ - int i; - if (attrs == NULL) - return NULL; - for (i = 0; i < attrs->len; i++) - if (der_heim_oid_cmp(oid, &attrs->val[i].attrId) == 0) - return &attrs->val[i]; - return NULL; -} - -static int -keyBag_parser(hx509_context context, - struct hx509_collector *c, - const void *data, size_t length, - const PKCS12_Attributes *attrs) -{ - const PKCS12_Attribute *attr; - PKCS8PrivateKeyInfo ki; - const heim_octet_string *os = NULL; - int ret; - - attr = find_attribute(attrs, oid_id_pkcs_9_at_localKeyId()); - if (attr) - os = &attr->attrValues; - - ret = decode_PKCS8PrivateKeyInfo(data, length, &ki, NULL); - if (ret) - return ret; - - _hx509_collector_private_key_add(context, - c, - &ki.privateKeyAlgorithm, - NULL, - &ki.privateKey, - os); - free_PKCS8PrivateKeyInfo(&ki); - return 0; -} - -static int -ShroudedKeyBag_parser(hx509_context context, - struct hx509_collector *c, - const void *data, size_t length, - const PKCS12_Attributes *attrs) -{ - PKCS8EncryptedPrivateKeyInfo pk; - heim_octet_string content; - int ret; - - memset(&pk, 0, sizeof(pk)); - - ret = decode_PKCS8EncryptedPrivateKeyInfo(data, length, &pk, NULL); - if (ret) - return ret; - - ret = _hx509_pbe_decrypt(context, - _hx509_collector_get_lock(c), - &pk.encryptionAlgorithm, - &pk.encryptedData, - &content); - free_PKCS8EncryptedPrivateKeyInfo(&pk); - if (ret) - return ret; - - ret = keyBag_parser(context, c, content.data, content.length, attrs); - der_free_octet_string(&content); - return ret; -} - -static int -certBag_parser(hx509_context context, - struct hx509_collector *c, - const void *data, size_t length, - const PKCS12_Attributes *attrs) -{ - heim_octet_string os; - hx509_cert cert; - PKCS12_CertBag cb; - int ret; - - ret = decode_PKCS12_CertBag(data, length, &cb, NULL); - if (ret) - return ret; - - if (der_heim_oid_cmp(oid_id_pkcs_9_at_certTypes_x509(), &cb.certType)) { - free_PKCS12_CertBag(&cb); - return 0; - } - - ret = decode_PKCS12_OctetString(cb.certValue.data, - cb.certValue.length, - &os, - NULL); - free_PKCS12_CertBag(&cb); - if (ret) - return ret; - - ret = hx509_cert_init_data(context, os.data, os.length, &cert); - der_free_octet_string(&os); - if (ret) - return ret; - - ret = _hx509_collector_certs_add(context, c, cert); - if (ret) { - hx509_cert_free(cert); - return ret; - } - - { - const PKCS12_Attribute *attr; - const heim_oid * (*oids[])(void) = { - oid_id_pkcs_9_at_localKeyId, oid_id_pkcs_9_at_friendlyName - }; - int i; - - for (i = 0; i < sizeof(oids)/sizeof(oids[0]); i++) { - const heim_oid *oid = (*(oids[i]))(); - attr = find_attribute(attrs, oid); - if (attr) - _hx509_set_cert_attribute(context, cert, oid, - &attr->attrValues); - } - } - - hx509_cert_free(cert); - - return 0; -} - -static int -parse_safe_content(hx509_context context, - struct hx509_collector *c, - const unsigned char *p, size_t len) -{ - PKCS12_SafeContents sc; - int ret, i; - - memset(&sc, 0, sizeof(sc)); - - ret = decode_PKCS12_SafeContents(p, len, &sc, NULL); - if (ret) - return ret; - - for (i = 0; i < sc.len ; i++) - parse_pkcs12_type(context, - c, - &sc.val[i].bagId, - sc.val[i].bagValue.data, - sc.val[i].bagValue.length, - sc.val[i].bagAttributes); - - free_PKCS12_SafeContents(&sc); - return 0; -} - -static int -safeContent_parser(hx509_context context, - struct hx509_collector *c, - const void *data, size_t length, - const PKCS12_Attributes *attrs) -{ - heim_octet_string os; - int ret; - - ret = decode_PKCS12_OctetString(data, length, &os, NULL); - if (ret) - return ret; - ret = parse_safe_content(context, c, os.data, os.length); - der_free_octet_string(&os); - return ret; -} - -static int -encryptedData_parser(hx509_context context, - struct hx509_collector *c, - const void *data, size_t length, - const PKCS12_Attributes *attrs) -{ - heim_octet_string content; - heim_oid contentType; - int ret; - - memset(&contentType, 0, sizeof(contentType)); - - ret = hx509_cms_decrypt_encrypted(context, - _hx509_collector_get_lock(c), - data, length, - &contentType, - &content); - if (ret) - return ret; - - if (der_heim_oid_cmp(&contentType, oid_id_pkcs7_data()) == 0) - ret = parse_safe_content(context, c, content.data, content.length); - - der_free_octet_string(&content); - der_free_oid(&contentType); - return ret; -} - -static int -envelopedData_parser(hx509_context context, - struct hx509_collector *c, - const void *data, size_t length, - const PKCS12_Attributes *attrs) -{ - heim_octet_string content; - heim_oid contentType; - hx509_lock lock; - int ret; - - memset(&contentType, 0, sizeof(contentType)); - - lock = _hx509_collector_get_lock(c); - - ret = hx509_cms_unenvelope(context, - _hx509_lock_unlock_certs(lock), - 0, - data, length, - NULL, - &contentType, - &content); - if (ret) { - hx509_set_error_string(context, HX509_ERROR_APPEND, ret, - "PKCS12 failed to unenvelope"); - return ret; - } - - if (der_heim_oid_cmp(&contentType, oid_id_pkcs7_data()) == 0) - ret = parse_safe_content(context, c, content.data, content.length); - - der_free_octet_string(&content); - der_free_oid(&contentType); - - return ret; -} - - -struct type bagtypes[] = { - { oid_id_pkcs12_keyBag, keyBag_parser }, - { oid_id_pkcs12_pkcs8ShroudedKeyBag, ShroudedKeyBag_parser }, - { oid_id_pkcs12_certBag, certBag_parser }, - { oid_id_pkcs7_data, safeContent_parser }, - { oid_id_pkcs7_encryptedData, encryptedData_parser }, - { oid_id_pkcs7_envelopedData, envelopedData_parser } -}; - -static void -parse_pkcs12_type(hx509_context context, - struct hx509_collector *c, - const heim_oid *oid, - const void *data, size_t length, - const PKCS12_Attributes *attrs) -{ - int i; - - for (i = 0; i < sizeof(bagtypes)/sizeof(bagtypes[0]); i++) - if (der_heim_oid_cmp((*bagtypes[i].oid)(), oid) == 0) - (*bagtypes[i].func)(context, c, data, length, attrs); -} - -static int -p12_init(hx509_context context, - hx509_certs certs, void **data, int flags, - const char *residue, hx509_lock lock) -{ - struct ks_pkcs12 *p12; - size_t len; - void *buf; - PKCS12_PFX pfx; - PKCS12_AuthenticatedSafe as; - int ret, i; - struct hx509_collector *c; - - *data = NULL; - - if (lock == NULL) - lock = _hx509_empty_lock; - - ret = _hx509_collector_alloc(context, lock, &c); - if (ret) - return ret; - - p12 = calloc(1, sizeof(*p12)); - if (p12 == NULL) { - ret = ENOMEM; - hx509_set_error_string(context, 0, ret, "out of memory"); - goto out; - } - - p12->fn = strdup(residue); - if (p12->fn == NULL) { - ret = ENOMEM; - hx509_set_error_string(context, 0, ret, "out of memory"); - goto out; - } - - if (flags & HX509_CERTS_CREATE) { - ret = hx509_certs_init(context, "MEMORY:ks-file-create", - 0, lock, &p12->certs); - if (ret == 0) - *data = p12; - goto out; - } - - ret = _hx509_map_file(residue, &buf, &len, NULL); - if (ret) { - hx509_clear_error_string(context); - goto out; - } - - ret = decode_PKCS12_PFX(buf, len, &pfx, NULL); - _hx509_unmap_file(buf, len); - if (ret) { - hx509_set_error_string(context, 0, ret, - "Failed to decode the PFX in %s", residue); - goto out; - } - - if (der_heim_oid_cmp(&pfx.authSafe.contentType, oid_id_pkcs7_data()) != 0) { - free_PKCS12_PFX(&pfx); - ret = EINVAL; - hx509_set_error_string(context, 0, ret, - "PKCS PFX isn't a pkcs7-data container"); - goto out; - } - - if (pfx.authSafe.content == NULL) { - free_PKCS12_PFX(&pfx); - ret = EINVAL; - hx509_set_error_string(context, 0, ret, - "PKCS PFX missing data"); - goto out; - } - - { - heim_octet_string asdata; - - ret = decode_PKCS12_OctetString(pfx.authSafe.content->data, - pfx.authSafe.content->length, - &asdata, - NULL); - free_PKCS12_PFX(&pfx); - if (ret) { - hx509_clear_error_string(context); - goto out; - } - ret = decode_PKCS12_AuthenticatedSafe(asdata.data, - asdata.length, - &as, - NULL); - der_free_octet_string(&asdata); - if (ret) { - hx509_clear_error_string(context); - goto out; - } - } - - for (i = 0; i < as.len; i++) - parse_pkcs12_type(context, - c, - &as.val[i].contentType, - as.val[i].content->data, - as.val[i].content->length, - NULL); - - free_PKCS12_AuthenticatedSafe(&as); - - ret = _hx509_collector_collect_certs(context, c, &p12->certs); - if (ret == 0) - *data = p12; - -out: - _hx509_collector_free(c); - - if (ret && p12) { - if (p12->fn) - free(p12->fn); - if (p12->certs) - hx509_certs_free(&p12->certs); - free(p12); - } - - return ret; -} - -static int -addBag(hx509_context context, - PKCS12_AuthenticatedSafe *as, - const heim_oid *oid, - void *data, - size_t length) -{ - void *ptr; - int ret; - - ptr = realloc(as->val, sizeof(as->val[0]) * (as->len + 1)); - if (ptr == NULL) { - hx509_set_error_string(context, 0, ENOMEM, "out of memory"); - return ENOMEM; - } - as->val = ptr; - - ret = der_copy_oid(oid, &as->val[as->len].contentType); - if (ret) { - hx509_set_error_string(context, 0, ret, "out of memory"); - return ret; - } - - as->val[as->len].content = calloc(1, sizeof(*as->val[0].content)); - if (as->val[as->len].content == NULL) { - der_free_oid(&as->val[as->len].contentType); - hx509_set_error_string(context, 0, ENOMEM, "malloc out of memory"); - return ENOMEM; - } - - as->val[as->len].content->data = data; - as->val[as->len].content->length = length; - - as->len++; - - return 0; -} - -static int -store_func(hx509_context context, void *ctx, hx509_cert c) -{ - PKCS12_AuthenticatedSafe *as = ctx; - PKCS12_OctetString os; - PKCS12_CertBag cb; - size_t size; - int ret; - - memset(&os, 0, sizeof(os)); - memset(&cb, 0, sizeof(cb)); - - os.data = NULL; - os.length = 0; - - ret = hx509_cert_binary(context, c, &os); - if (ret) - return ret; - - ASN1_MALLOC_ENCODE(PKCS12_OctetString, - cb.certValue.data,cb.certValue.length, - &os, &size, ret); - free(os.data); - if (ret) - goto out; - ret = der_copy_oid(oid_id_pkcs_9_at_certTypes_x509(), &cb.certType); - if (ret) { - free_PKCS12_CertBag(&cb); - goto out; - } - ASN1_MALLOC_ENCODE(PKCS12_CertBag, os.data, os.length, - &cb, &size, ret); - free_PKCS12_CertBag(&cb); - if (ret) - goto out; - - ret = addBag(context, as, oid_id_pkcs12_certBag(), os.data, os.length); - - if (_hx509_cert_private_key_exportable(c)) { - hx509_private_key key = _hx509_cert_private_key(c); - PKCS8PrivateKeyInfo pki; - - memset(&pki, 0, sizeof(pki)); - - ret = der_parse_hex_heim_integer("00", &pki.version); - if (ret) - return ret; - ret = _hx509_private_key_oid(context, key, - &pki.privateKeyAlgorithm.algorithm); - if (ret) { - free_PKCS8PrivateKeyInfo(&pki); - return ret; - } - ret = _hx509_private_key_export(context, - _hx509_cert_private_key(c), - &pki.privateKey); - if (ret) { - free_PKCS8PrivateKeyInfo(&pki); - return ret; - } - /* set attribute, oid_id_pkcs_9_at_localKeyId() */ - - ASN1_MALLOC_ENCODE(PKCS8PrivateKeyInfo, os.data, os.length, - &pki, &size, ret); - free_PKCS8PrivateKeyInfo(&pki); - if (ret) - return ret; - - ret = addBag(context, as, oid_id_pkcs12_keyBag(), os.data, os.length); - if (ret) - return ret; - } - -out: - return ret; -} - -static int -p12_store(hx509_context context, - hx509_certs certs, void *data, int flags, hx509_lock lock) -{ - struct ks_pkcs12 *p12 = data; - PKCS12_PFX pfx; - PKCS12_AuthenticatedSafe as; - PKCS12_OctetString asdata; - size_t size; - int ret; - - memset(&as, 0, sizeof(as)); - memset(&pfx, 0, sizeof(pfx)); - - ret = hx509_certs_iter(context, p12->certs, store_func, &as); - if (ret) - goto out; - - ASN1_MALLOC_ENCODE(PKCS12_AuthenticatedSafe, asdata.data, asdata.length, - &as, &size, ret); - free_PKCS12_AuthenticatedSafe(&as); - if (ret) - return ret; - - ret = der_parse_hex_heim_integer("03", &pfx.version); - if (ret) { - free(asdata.data); - goto out; - } - - pfx.authSafe.content = calloc(1, sizeof(*pfx.authSafe.content)); - - ASN1_MALLOC_ENCODE(PKCS12_OctetString, - pfx.authSafe.content->data, - pfx.authSafe.content->length, - &asdata, &size, ret); - free(asdata.data); - if (ret) - goto out; - - ret = der_copy_oid(oid_id_pkcs7_data(), &pfx.authSafe.contentType); - if (ret) - goto out; - - ASN1_MALLOC_ENCODE(PKCS12_PFX, asdata.data, asdata.length, - &pfx, &size, ret); - if (ret) - goto out; - -#if 0 - const struct _hx509_password *pw; - - pw = _hx509_lock_get_passwords(lock); - if (pw != NULL) { - pfx.macData = calloc(1, sizeof(*pfx.macData)); - if (pfx.macData == NULL) { - ret = ENOMEM; - hx509_set_error_string(context, 0, ret, "malloc out of memory"); - return ret; - } - if (pfx.macData == NULL) { - free(asdata.data); - goto out; - } - } - ret = calculate_hash(&aspath, pw, pfx.macData); -#endif - - rk_dumpdata(p12->fn, asdata.data, asdata.length); - free(asdata.data); - -out: - free_PKCS12_AuthenticatedSafe(&as); - free_PKCS12_PFX(&pfx); - - return ret; -} - - -static int -p12_free(hx509_certs certs, void *data) -{ - struct ks_pkcs12 *p12 = data; - hx509_certs_free(&p12->certs); - free(p12->fn); - free(p12); - return 0; -} - -static int -p12_add(hx509_context context, hx509_certs certs, void *data, hx509_cert c) -{ - struct ks_pkcs12 *p12 = data; - return hx509_certs_add(context, p12->certs, c); -} - -static int -p12_iter_start(hx509_context context, - hx509_certs certs, - void *data, - void **cursor) -{ - struct ks_pkcs12 *p12 = data; - return hx509_certs_start_seq(context, p12->certs, cursor); -} - -static int -p12_iter(hx509_context context, - hx509_certs certs, - void *data, - void *cursor, - hx509_cert *cert) -{ - struct ks_pkcs12 *p12 = data; - return hx509_certs_next_cert(context, p12->certs, cursor, cert); -} - -static int -p12_iter_end(hx509_context context, - hx509_certs certs, - void *data, - void *cursor) -{ - struct ks_pkcs12 *p12 = data; - return hx509_certs_end_seq(context, p12->certs, cursor); -} - -static struct hx509_keyset_ops keyset_pkcs12 = { - "PKCS12", - 0, - p12_init, - p12_store, - p12_free, - p12_add, - NULL, - p12_iter_start, - p12_iter, - p12_iter_end -}; - -void -_hx509_ks_pkcs12_register(hx509_context context) -{ - _hx509_ks_register(context, &keyset_pkcs12); -} |