/* p12_npas.c */
-/* Written by Dr Stephen N Henson (shenson@bigfoot.com) for the OpenSSL
+/* Written by Dr Stephen N Henson (steve@openssl.org) for the OpenSSL
* project 1999.
*/
/* ====================================================================
/* PKCS#12 password change routine */
static int newpass_p12(PKCS12 *p12, char *oldpass, char *newpass);
-static int newpass_bags(STACK *bags, char *oldpass, char *newpass);
+static int newpass_bags(STACK_OF(PKCS12_SAFEBAG) *bags, char *oldpass,
+ char *newpass);
static int newpass_bag(PKCS12_SAFEBAG *bag, char *oldpass, char *newpass);
static int alg_get(X509_ALGOR *alg, int *pnid, int *piter, int *psaltlen);
int PKCS12_newpass(PKCS12 *p12, char *oldpass, char *newpass)
{
+ /* Check for NULL PKCS12 structure */
-/* Check for NULL PKCS12 structure */
-
-if(!p12) {
- PKCS12err(PKCS12_F_PKCS12_NEWPASS,PKCS12_R_INVALID_NULL_PKCS12_POINTER);
- return 0;
-}
-
-/* Check the mac */
-
-if (!PKCS12_verify_mac(p12, oldpass, -1)) {
- PKCS12err(PKCS12_F_PKCS12_NEWPASS,PKCS12_R_MAC_VERIFY_FAILURE);
- return 0;
-}
+ if(!p12) {
+ PKCS12err(PKCS12_F_PKCS12_NEWPASS,PKCS12_R_INVALID_NULL_PKCS12_POINTER);
+ return 0;
+ }
-if (!newpass_p12(p12, oldpass, newpass)) {
- PKCS12err(PKCS12_F_PKCS12_NEWPASS,PKCS12_R_PARSE_ERROR);
- return 0;
-}
+ /* Check the mac */
+
+ if (!PKCS12_verify_mac(p12, oldpass, -1)) {
+ PKCS12err(PKCS12_F_PKCS12_NEWPASS,PKCS12_R_MAC_VERIFY_FAILURE);
+ return 0;
+ }
-return 1;
+ if (!newpass_p12(p12, oldpass, newpass)) {
+ PKCS12err(PKCS12_F_PKCS12_NEWPASS,PKCS12_R_PARSE_ERROR);
+ return 0;
+ }
+ return 1;
}
/* Parse the outer PKCS#12 structure */
static int newpass_p12(PKCS12 *p12, char *oldpass, char *newpass)
{
- STACK *asafes, *newsafes, *bags;
- int i, bagnid, pbe_nid, pbe_iter, pbe_saltlen;
+ 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 = M_PKCS12_unpack_authsafes(p12))) return 0;
- if(!(newsafes = sk_new(NULL))) return 0;
- for (i = 0; i < sk_num (asafes); i++) {
- p7 = (PKCS7 *) sk_value(asafes, i);
+
+ 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 = M_PKCS12_unpack_p7data(p7);
+ bags = PKCS12_unpack_p7data(p7);
} else if (bagnid == NID_pkcs7_encrypted) {
- bags = M_PKCS12_unpack_p7encdata(p7, oldpass, -1);
- alg_get(p7->d.encrypted->enc_data->algorithm,
- &pbe_nid, &pbe_iter, &pbe_saltlen);
+ 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_pop_free(asafes, PKCS7_free);
+ sk_PKCS7_pop_free(asafes, PKCS7_free);
return 0;
}
if (!newpass_bags(bags, oldpass, newpass)) {
- sk_pop_free(bags, PKCS12_SAFEBAG_free);
- sk_pop_free(asafes, PKCS7_free);
+ 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_pop_free(bags, PKCS12_SAFEBAG_free);
+ sk_PKCS12_SAFEBAG_pop_free(bags, PKCS12_SAFEBAG_free);
if(!p7new) {
- sk_pop_free(asafes, PKCS7_free);
+ sk_PKCS7_pop_free(asafes, PKCS7_free);
return 0;
}
- sk_push(newsafes, (char *)p7new);
+ sk_PKCS7_push(newsafes, p7new);
}
- sk_pop_free(asafes, PKCS7_free);
+ 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(!M_PKCS12_pack_authsafes(p12, newsafes)) 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;
}
-static int newpass_bags(STACK *bags, char *oldpass, char *newpass)
+static int newpass_bags(STACK_OF(PKCS12_SAFEBAG) *bags, char *oldpass,
+ char *newpass)
{
int i;
- for (i = 0; i < sk_num(bags); i++) {
- if (!newpass_bag((PKCS12_SAFEBAG *)sk_value(bags, i),
- oldpass, newpass)) return 0;
+ for (i = 0; i < sk_PKCS12_SAFEBAG_num(bags); i++) {
+ if (!newpass_bag(sk_PKCS12_SAFEBAG_value(bags, i),
+ oldpass, newpass))
+ return 0;
}
return 1;
}
if(M_PKCS12_bag_type(bag) != NID_pkcs8ShroudedKeyBag) return 1;
- if (!(p8 = M_PKCS12_decrypt_skey(bag, oldpass, -1))) return 0;
- alg_get(bag->value.shkeybag->algor, &p8_nid, &p8_iter, &p8_saltlen);
+ if (!(p8 = PKCS8_decrypt(bag->value.shkeybag, oldpass, -1))) return 0;
+ if (!alg_get(bag->value.shkeybag->algor, &p8_nid, &p8_iter,
+ &p8_saltlen))
+ return 0;
if(!(p8new = PKCS8_encrypt(p8_nid, NULL, newpass, -1, NULL, p8_saltlen,
p8_iter, p8))) return 0;
X509_SIG_free(bag->value.shkeybag);
static int alg_get(X509_ALGOR *alg, int *pnid, int *piter, int *psaltlen)
{
PBEPARAM *pbe;
- unsigned char *p;
+ const unsigned char *p;
+
p = alg->parameter->value.sequence->data;
pbe = d2i_PBEPARAM(NULL, &p, alg->parameter->value.sequence->length);
+ if (!pbe)
+ return 0;
*pnid = OBJ_obj2nid(alg->algorithm);
*piter = ASN1_INTEGER_get(pbe->iter);
*psaltlen = pbe->salt->length;
PBEPARAM_free(pbe);
- return 0;
+ return 1;
}