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#include "cryptlib.h"
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#include <openssl/pkcs12.h>
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static int pkcs12_add_bag(STACK_OF(PKCS12_SAFEBAG) **pbags, PKCS12_SAFEBAG *bag);
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PKCS12 *PKCS12_create(char *pass, char *name, EVP_PKEY *pkey, X509 *cert,
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STACK_OF(X509) *ca, int nid_key, int nid_cert, int iter, int mac_iter,
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STACK_OF(PKCS12_SAFEBAG) *bags;
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STACK_OF(PKCS7) *safes;
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PKCS8_PRIV_KEY_INFO *p8;
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STACK_OF(PKCS7) *safes = NULL;
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STACK_OF(PKCS12_SAFEBAG) *bags = NULL;
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PKCS12_SAFEBAG *bag = NULL;
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unsigned char keyid[EVP_MAX_MD_SIZE];
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unsigned int keyidlen;
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unsigned int keyidlen = 0;
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if(!nid_cert) nid_cert = NID_pbe_WithSHA1And40BitRC2_CBC;
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if(!nid_key) nid_key = NID_pbe_WithSHA1And3_Key_TripleDES_CBC;
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if(!iter) iter = PKCS12_DEFAULT_ITER;
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if(!mac_iter) mac_iter = 1;
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nid_cert = NID_pbe_WithSHA1And40BitRC2_CBC;
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nid_key = NID_pbe_WithSHA1And3_Key_TripleDES_CBC;
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iter = PKCS12_DEFAULT_ITER;
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if(!pkey && !cert && !ca)
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PKCS12err(PKCS12_F_PKCS12_CREATE,PKCS12_R_INVALID_NULL_ARGUMENT);
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if(!X509_check_private_key(cert, pkey)) return NULL;
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if(!(bags = sk_PKCS12_SAFEBAG_new_null ())) {
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PKCS12err(PKCS12_F_PKCS12_CREATE,ERR_R_MALLOC_FAILURE);
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/* Add user certificate */
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if(!(bag = PKCS12_x5092certbag(cert))) return NULL;
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if(name && !PKCS12_add_friendlyname(bag, name, -1)) return NULL;
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X509_digest(cert, EVP_sha1(), keyid, &keyidlen);
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if(!PKCS12_add_localkeyid(bag, keyid, keyidlen)) return NULL;
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if(!sk_PKCS12_SAFEBAG_push(bags, bag)) {
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PKCS12err(PKCS12_F_PKCS12_CREATE,ERR_R_MALLOC_FAILURE);
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if(!X509_check_private_key(cert, pkey))
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X509_digest(cert, EVP_sha1(), keyid, &keyidlen);
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bag = PKCS12_add_cert(&bags, cert);
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if(name && !PKCS12_add_friendlyname(bag, name, -1))
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if(keyidlen && !PKCS12_add_localkeyid(bag, keyid, keyidlen))
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/* Add all other certificates */
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for(i = 0; i < sk_X509_num(ca); i++) {
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tcert = sk_X509_value(ca, i);
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if(!(bag = PKCS12_x5092certbag(tcert))) return NULL;
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if(!sk_PKCS12_SAFEBAG_push(bags, bag)) {
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PKCS12err(PKCS12_F_PKCS12_CREATE,ERR_R_MALLOC_FAILURE);
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for(i = 0; i < sk_X509_num(ca); i++)
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if (!PKCS12_add_cert(&bags, sk_X509_value(ca, i)))
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if (bags && !PKCS12_add_safe(&safes, bags, nid_cert, iter, pass))
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sk_PKCS12_SAFEBAG_pop_free(bags, PKCS12_SAFEBAG_free);
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bag = PKCS12_add_key(&bags, pkey, keytype, iter, nid_key, pass);
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cspidx = EVP_PKEY_get_attr_by_NID(pkey, NID_ms_csp_name, -1);
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X509_ATTRIBUTE *cspattr;
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cspattr = EVP_PKEY_get_attr(pkey, cspidx);
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if (!X509at_add1_attr(&bag->attrib, cspattr))
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if(name && !PKCS12_add_friendlyname(bag, name, -1))
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if(keyidlen && !PKCS12_add_localkeyid(bag, keyid, keyidlen))
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/* Turn certbags into encrypted authsafe */
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authsafe = PKCS12_pack_p7encdata (nid_cert, pass, -1, NULL, 0,
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sk_PKCS12_SAFEBAG_pop_free(bags, PKCS12_SAFEBAG_free);
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if (!authsafe) return NULL;
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if(!(safes = sk_PKCS7_new_null ())
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|| !sk_PKCS7_push(safes, authsafe)) {
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PKCS12err(PKCS12_F_PKCS12_CREATE,ERR_R_MALLOC_FAILURE);
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/* Make a shrouded key bag */
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if(!(p8 = EVP_PKEY2PKCS8 (pkey))) return NULL;
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if(keytype && !PKCS8_add_keyusage(p8, keytype)) return NULL;
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bag = PKCS12_MAKE_SHKEYBAG (nid_key, pass, -1, NULL, 0, iter, p8);
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if(!bag) return NULL;
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PKCS8_PRIV_KEY_INFO_free(p8);
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if (name && !PKCS12_add_friendlyname (bag, name, -1)) return NULL;
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if(!PKCS12_add_localkeyid (bag, keyid, keyidlen)) return NULL;
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if(!(bags = sk_PKCS12_SAFEBAG_new_null())
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|| !sk_PKCS12_SAFEBAG_push (bags, bag)) {
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PKCS12err(PKCS12_F_PKCS12_CREATE,ERR_R_MALLOC_FAILURE);
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/* Turn it into unencrypted safe bag */
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if(!(authsafe = PKCS12_pack_p7data (bags))) return NULL;
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sk_PKCS12_SAFEBAG_pop_free(bags, PKCS12_SAFEBAG_free);
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if(!sk_PKCS7_push(safes, authsafe)) {
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PKCS12err(PKCS12_F_PKCS12_CREATE,ERR_R_MALLOC_FAILURE);
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if(!(p12 = PKCS12_init (NID_pkcs7_data))) return NULL;
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if(!PKCS12_pack_authsafes (p12, safes)) return NULL;
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if (bags && !PKCS12_add_safe(&safes, bags, -1, 0, NULL))
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sk_PKCS12_SAFEBAG_pop_free(bags, PKCS12_SAFEBAG_free);
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p12 = PKCS12_add_safes(safes, 0);
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sk_PKCS7_pop_free(safes, PKCS7_free);
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if(!PKCS12_set_mac (p12, pass, -1, NULL, 0, mac_iter, NULL))
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if ((mac_iter != -1) &&
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!PKCS12_set_mac(p12, pass, -1, NULL, 0, mac_iter, NULL))
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sk_PKCS7_pop_free(safes, PKCS7_free);
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sk_PKCS12_SAFEBAG_pop_free(bags, PKCS12_SAFEBAG_free);
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PKCS12_SAFEBAG *PKCS12_add_cert(STACK_OF(PKCS12_SAFEBAG) **pbags, X509 *cert)
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PKCS12_SAFEBAG *bag = NULL;
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unsigned char *keyid;
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/* Add user certificate */
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if(!(bag = PKCS12_x5092certbag(cert)))
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/* Use friendlyName and localKeyID in certificate.
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name = (char *)X509_alias_get0(cert, &namelen);
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if(name && !PKCS12_add_friendlyname(bag, name, namelen))
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keyid = X509_keyid_get0(cert, &keyidlen);
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if(keyid && !PKCS12_add_localkeyid(bag, keyid, keyidlen))
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if (!pkcs12_add_bag(pbags, bag))
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PKCS12_SAFEBAG_free(bag);
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PKCS12_SAFEBAG *PKCS12_add_key(STACK_OF(PKCS12_SAFEBAG) **pbags, EVP_PKEY *key,
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int key_usage, int iter,
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int nid_key, char *pass)
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PKCS12_SAFEBAG *bag = NULL;
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PKCS8_PRIV_KEY_INFO *p8 = NULL;
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/* Make a PKCS#8 structure */
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if(!(p8 = EVP_PKEY2PKCS8(key)))
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if(key_usage && !PKCS8_add_keyusage(p8, key_usage))
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bag = PKCS12_MAKE_SHKEYBAG(nid_key, pass, -1, NULL, 0, iter, p8);
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PKCS8_PRIV_KEY_INFO_free(p8);
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bag = PKCS12_MAKE_KEYBAG(p8);
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if (!pkcs12_add_bag(pbags, bag))
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PKCS12_SAFEBAG_free(bag);
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int PKCS12_add_safe(STACK_OF(PKCS7) **psafes, STACK_OF(PKCS12_SAFEBAG) *bags,
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int nid_safe, int iter, char *pass)
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*psafes = sk_PKCS7_new_null();
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nid_safe = NID_pbe_WithSHA1And40BitRC2_CBC;
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p7 = PKCS12_pack_p7data(bags);
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p7 = PKCS12_pack_p7encdata(nid_safe, pass, -1, NULL, 0,
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if (!sk_PKCS7_push(*psafes, p7))
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sk_PKCS7_free(*psafes);
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static int pkcs12_add_bag(STACK_OF(PKCS12_SAFEBAG) **pbags, PKCS12_SAFEBAG *bag)
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*pbags = sk_PKCS12_SAFEBAG_new_null();
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if (!sk_PKCS12_SAFEBAG_push(*pbags, bag))
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sk_PKCS12_SAFEBAG_free(*pbags);
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PKCS12 *PKCS12_add_safes(STACK_OF(PKCS7) *safes, int nid_p7)
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nid_p7 = NID_pkcs7_data;
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p12 = PKCS12_init(nid_p7);
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if(!PKCS12_pack_authsafes(p12, safes))