- STACK_OF(PKCS7) *asafes, *newsafes;
- STACK_OF(PKCS12_SAFEBAG) *bags;
- int i, bagnid, pbe_nid, pbe_iter, pbe_saltlen;
- PKCS7 *p7, *p7new;
- ASN1_OCTET_STRING *p12_data_tmp = NULL, *macnew = NULL;
- unsigned char mac[EVP_MAX_MD_SIZE];
- unsigned int maclen;
-
- if (!(asafes = PKCS12_unpack_authsafes(p12))) return 0;
- if(!(newsafes = sk_PKCS7_new_null())) return 0;
- for (i = 0; i < sk_PKCS7_num (asafes); i++) {
- p7 = sk_PKCS7_value(asafes, i);
- bagnid = OBJ_obj2nid(p7->type);
- if (bagnid == NID_pkcs7_data) {
- bags = PKCS12_unpack_p7data(p7);
- } else if (bagnid == NID_pkcs7_encrypted) {
- bags = PKCS12_unpack_p7encdata(p7, oldpass, -1);
- alg_get(p7->d.encrypted->enc_data->algorithm,
- &pbe_nid, &pbe_iter, &pbe_saltlen);
- } else continue;
- if (!bags) {
- sk_PKCS7_pop_free(asafes, PKCS7_free);
- return 0;
- }
- if (!newpass_bags(bags, oldpass, newpass)) {
- sk_PKCS12_SAFEBAG_pop_free(bags, PKCS12_SAFEBAG_free);
- sk_PKCS7_pop_free(asafes, PKCS7_free);
- return 0;
- }
- /* Repack bag in same form with new password */
- if (bagnid == NID_pkcs7_data) p7new = PKCS12_pack_p7data(bags);
- else p7new = PKCS12_pack_p7encdata(pbe_nid, newpass, -1, NULL,
- pbe_saltlen, pbe_iter, bags);
- sk_PKCS12_SAFEBAG_pop_free(bags, PKCS12_SAFEBAG_free);
- if(!p7new) {
- sk_PKCS7_pop_free(asafes, PKCS7_free);
- return 0;
- }
- sk_PKCS7_push(newsafes, p7new);
- }
- sk_PKCS7_pop_free(asafes, PKCS7_free);
-
- /* Repack safe: save old safe in case of error */
-
- p12_data_tmp = p12->authsafes->d.data;
- if(!(p12->authsafes->d.data = ASN1_OCTET_STRING_new())) goto saferr;
- if(!PKCS12_pack_authsafes(p12, newsafes)) goto saferr;
-
- if(!PKCS12_gen_mac(p12, newpass, -1, mac, &maclen)) goto saferr;
- if(!(macnew = ASN1_OCTET_STRING_new())) goto saferr;
- if(!ASN1_OCTET_STRING_set(macnew, mac, maclen)) goto saferr;
- ASN1_OCTET_STRING_free(p12->mac->dinfo->digest);
- p12->mac->dinfo->digest = macnew;
- ASN1_OCTET_STRING_free(p12_data_tmp);
-
- return 1;
-
- saferr:
- /* Restore old safe */
- ASN1_OCTET_STRING_free(p12->authsafes->d.data);
- ASN1_OCTET_STRING_free(macnew);
- p12->authsafes->d.data = p12_data_tmp;
- return 0;
+ STACK_OF(PKCS7) *asafes, *newsafes;
+ STACK_OF(PKCS12_SAFEBAG) *bags;
+ int i, bagnid, pbe_nid = 0, pbe_iter = 0, pbe_saltlen = 0;
+ PKCS7 *p7, *p7new;
+ ASN1_OCTET_STRING *p12_data_tmp = NULL, *macnew = NULL;
+ unsigned char mac[EVP_MAX_MD_SIZE];
+ unsigned int maclen;
+
+ if ((asafes = PKCS12_unpack_authsafes(p12)) == NULL)
+ return 0;
+ if ((newsafes = sk_PKCS7_new_null()) == NULL)
+ return 0;
+ for (i = 0; i < sk_PKCS7_num(asafes); i++) {
+ p7 = sk_PKCS7_value(asafes, i);
+ bagnid = OBJ_obj2nid(p7->type);
+ if (bagnid == NID_pkcs7_data) {
+ bags = PKCS12_unpack_p7data(p7);
+ } else if (bagnid == NID_pkcs7_encrypted) {
+ bags = PKCS12_unpack_p7encdata(p7, oldpass, -1);
+ if (!alg_get(p7->d.encrypted->enc_data->algorithm,
+ &pbe_nid, &pbe_iter, &pbe_saltlen)) {
+ sk_PKCS12_SAFEBAG_pop_free(bags, PKCS12_SAFEBAG_free);
+ bags = NULL;
+ }
+ } else
+ continue;
+ if (!bags) {
+ sk_PKCS7_pop_free(asafes, PKCS7_free);
+ return 0;
+ }
+ if (!newpass_bags(bags, oldpass, newpass)) {
+ sk_PKCS12_SAFEBAG_pop_free(bags, PKCS12_SAFEBAG_free);
+ sk_PKCS7_pop_free(asafes, PKCS7_free);
+ return 0;
+ }
+ /* Repack bag in same form with new password */
+ if (bagnid == NID_pkcs7_data)
+ p7new = PKCS12_pack_p7data(bags);
+ else
+ p7new = PKCS12_pack_p7encdata(pbe_nid, newpass, -1, NULL,
+ pbe_saltlen, pbe_iter, bags);
+ sk_PKCS12_SAFEBAG_pop_free(bags, PKCS12_SAFEBAG_free);
+ if (!p7new) {
+ sk_PKCS7_pop_free(asafes, PKCS7_free);
+ return 0;
+ }
+ sk_PKCS7_push(newsafes, p7new);
+ }
+ sk_PKCS7_pop_free(asafes, PKCS7_free);
+
+ /* Repack safe: save old safe in case of error */
+
+ p12_data_tmp = p12->authsafes->d.data;
+ if ((p12->authsafes->d.data = ASN1_OCTET_STRING_new()) == NULL)
+ goto saferr;
+ if (!PKCS12_pack_authsafes(p12, newsafes))
+ goto saferr;
+
+ if (!PKCS12_gen_mac(p12, newpass, -1, mac, &maclen))
+ goto saferr;
+ if ((macnew = ASN1_OCTET_STRING_new()) == NULL)
+ goto saferr;
+ if (!ASN1_OCTET_STRING_set(macnew, mac, maclen))
+ goto saferr;
+ ASN1_OCTET_STRING_free(p12->mac->dinfo->digest);
+ p12->mac->dinfo->digest = macnew;
+ ASN1_OCTET_STRING_free(p12_data_tmp);
+
+ return 1;
+
+ saferr:
+ /* Restore old safe */
+ ASN1_OCTET_STRING_free(p12->authsafes->d.data);
+ ASN1_OCTET_STRING_free(macnew);
+ p12->authsafes->d.data = p12_data_tmp;
+ return 0;