X-Git-Url: https://git.openssl.org/?a=blobdiff_plain;f=crypto%2Fpkcs12%2Fp12_crt.c;h=7d2aeefac36acce0ff7eed3aa33d0573de6ac337;hb=08a2df480de1eae8d59ee4820257970f4158d912;hp=f7592a57673338109f2e9f096218d0901ea9c131;hpb=6b691a5c85ddc4e407e32781841fee5c029506cd;p=openssl.git diff --git a/crypto/pkcs12/p12_crt.c b/crypto/pkcs12/p12_crt.c index f7592a5767..7d2aeefac3 100644 --- a/crypto/pkcs12/p12_crt.c +++ b/crypto/pkcs12/p12_crt.c @@ -1,16 +1,17 @@ /* p12_crt.c */ -/* Written by Dr Stephen N Henson (shenson@bigfoot.com) for the OpenSSL - * project 1999. +/* + * Written by Dr Stephen N Henson (steve@openssl.org) for the OpenSSL + * project. */ /* ==================================================================== - * Copyright (c) 1999 The OpenSSL Project. All rights reserved. + * Copyright (c) 1999-2002 The OpenSSL Project. 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. + * 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 @@ -58,101 +59,300 @@ #include #include "cryptlib.h" -#include "pkcs12.h" +#include + +static int pkcs12_add_bag(STACK_OF(PKCS12_SAFEBAG) **pbags, + PKCS12_SAFEBAG *bag); + +static int copy_bag_attr(PKCS12_SAFEBAG *bag, EVP_PKEY *pkey, int nid) +{ + int idx; + X509_ATTRIBUTE *attr; + idx = EVP_PKEY_get_attr_by_NID(pkey, nid, -1); + if (idx < 0) + return 1; + attr = EVP_PKEY_get_attr(pkey, idx); + if (!X509at_add1_attr(&bag->attrib, attr)) + return 0; + return 1; +} PKCS12 *PKCS12_create(char *pass, char *name, EVP_PKEY *pkey, X509 *cert, - STACK *ca, int nid_key, int nid_cert, int iter, int mac_iter, - int keytype) + STACK_OF(X509) *ca, int nid_key, int nid_cert, int iter, + int mac_iter, int keytype) { - PKCS12 *p12; - STACK *bags, *safes; - PKCS12_SAFEBAG *bag; - PKCS8_PRIV_KEY_INFO *p8; - PKCS7 *authsafe; - X509 *tcert; - int i; - unsigned char keyid[EVP_MAX_MD_SIZE]; - int keyidlen; - - /* Set defaults */ - if(!nid_cert) nid_cert = NID_pbe_WithSHA1And40BitRC2_CBC; - if(!nid_key) nid_key = NID_pbe_WithSHA1And3_Key_TripleDES_CBC; - if(!iter) iter = 1000; - if(!mac_iter) mac_iter = 1; - - if(!pkey || !cert) { - PKCS12err(PKCS12_F_PKCS12_CREATE,PKCS12_R_INVALID_NULL_ARGUMENT); - return NULL; - } - - if(!(bags = sk_new (NULL))) { - PKCS12err(PKCS12_F_PKCS12_CREATE,ERR_R_MALLOC_FAILURE); - return NULL; - } - - /* Add user certificate */ - if(!(bag = M_PKCS12_x5092certbag(cert))) return NULL; - if(name && !PKCS12_add_friendlyname(bag, name, -1)) return NULL; - X509_digest(cert, EVP_sha1(), keyid, &keyidlen); - if(!PKCS12_add_localkeyid(bag, keyid, keyidlen)) return NULL; - - if(!sk_push(bags, (char *)bag)) { - PKCS12err(PKCS12_F_PKCS12_CREATE,ERR_R_MALLOC_FAILURE); - return NULL; - } - - /* Add all other certificates */ - if(ca) { - for(i = 0; i < sk_num(ca); i++) { - tcert = (X509 *)sk_value(ca, i); - if(!(bag = M_PKCS12_x5092certbag(tcert))) return NULL; - if(!sk_push(bags, (char *)bag)) { - PKCS12err(PKCS12_F_PKCS12_CREATE,ERR_R_MALLOC_FAILURE); - return NULL; - } - } - } - - /* Turn certbags into encrypted authsafe */ - authsafe = PKCS12_pack_p7encdata (nid_cert, pass, -1, NULL, 0, - iter, bags); - sk_pop_free(bags, PKCS12_SAFEBAG_free); - - if (!authsafe) return NULL; - - if(!(safes = sk_new (NULL)) || !sk_push(safes, (char *)authsafe)) { - PKCS12err(PKCS12_F_PKCS12_CREATE,ERR_R_MALLOC_FAILURE); - return NULL; - } - - /* Make a shrouded key bag */ - if(!(p8 = EVP_PKEY2PKCS8 (pkey))) return NULL; - if(keytype && !PKCS8_add_keyusage(p8, keytype)) return NULL; - bag = PKCS12_MAKE_SHKEYBAG (nid_key, pass, -1, NULL, 0, iter, p8); - if(!bag) return NULL; - PKCS8_PRIV_KEY_INFO_free(p8); - if (name && !PKCS12_add_friendlyname (bag, name, -1)) return NULL; - if(!PKCS12_add_localkeyid (bag, keyid, keyidlen)) return NULL; - if(!(bags = sk_new(NULL)) || !sk_push (bags, (char *)bag)) { - PKCS12err(PKCS12_F_PKCS12_CREATE,ERR_R_MALLOC_FAILURE); - return NULL; - } - /* Turn it into unencrypted safe bag */ - if(!(authsafe = PKCS12_pack_p7data (bags))) return NULL; - sk_pop_free(bags, PKCS12_SAFEBAG_free); - if(!sk_push(safes, (char *)authsafe)) { - PKCS12err(PKCS12_F_PKCS12_CREATE,ERR_R_MALLOC_FAILURE); - return NULL; - } - - if(!(p12 = PKCS12_init (NID_pkcs7_data))) return NULL; - - if(!M_PKCS12_pack_authsafes (p12, safes)) return NULL; - - sk_pop_free(safes, PKCS7_free); - - if(!PKCS12_set_mac (p12, pass, -1, NULL, 0, mac_iter, NULL)) return NULL; - - return p12; + PKCS12 *p12 = NULL; + STACK_OF(PKCS7) *safes = NULL; + STACK_OF(PKCS12_SAFEBAG) *bags = NULL; + PKCS12_SAFEBAG *bag = NULL; + int i; + unsigned char keyid[EVP_MAX_MD_SIZE]; + unsigned int keyidlen = 0; + + /* Set defaults */ + if (!nid_cert) { +#ifdef OPENSSL_FIPS + if (FIPS_mode()) + nid_cert = NID_pbe_WithSHA1And3_Key_TripleDES_CBC; + else +#endif +#ifdef OPENSSL_NO_RC2 + nid_cert = NID_pbe_WithSHA1And3_Key_TripleDES_CBC; +#else + nid_cert = NID_pbe_WithSHA1And40BitRC2_CBC; +#endif + } + if (!nid_key) + nid_key = NID_pbe_WithSHA1And3_Key_TripleDES_CBC; + if (!iter) + iter = PKCS12_DEFAULT_ITER; + if (!mac_iter) + mac_iter = 1; + + if (!pkey && !cert && !ca) { + PKCS12err(PKCS12_F_PKCS12_CREATE, PKCS12_R_INVALID_NULL_ARGUMENT); + return NULL; + } + + if (pkey && cert) { + if (!X509_check_private_key(cert, pkey)) + return NULL; + X509_digest(cert, EVP_sha1(), keyid, &keyidlen); + } + + if (cert) { + bag = PKCS12_add_cert(&bags, cert); + if (name && !PKCS12_add_friendlyname(bag, name, -1)) + goto err; + if (keyidlen && !PKCS12_add_localkeyid(bag, keyid, keyidlen)) + goto err; + } + + /* Add all other certificates */ + for (i = 0; i < sk_X509_num(ca); i++) { + if (!PKCS12_add_cert(&bags, sk_X509_value(ca, i))) + goto err; + } + + if (bags && !PKCS12_add_safe(&safes, bags, nid_cert, iter, pass)) + goto err; + + sk_PKCS12_SAFEBAG_pop_free(bags, PKCS12_SAFEBAG_free); + bags = NULL; + + if (pkey) { + bag = PKCS12_add_key(&bags, pkey, keytype, iter, nid_key, pass); + + if (!bag) + goto err; + + if (!copy_bag_attr(bag, pkey, NID_ms_csp_name)) + goto err; + if (!copy_bag_attr(bag, pkey, NID_LocalKeySet)) + goto err; + + if (name && !PKCS12_add_friendlyname(bag, name, -1)) + goto err; + if (keyidlen && !PKCS12_add_localkeyid(bag, keyid, keyidlen)) + goto err; + } + + if (bags && !PKCS12_add_safe(&safes, bags, -1, 0, NULL)) + goto err; + + sk_PKCS12_SAFEBAG_pop_free(bags, PKCS12_SAFEBAG_free); + bags = NULL; + + p12 = PKCS12_add_safes(safes, 0); + + if (!p12) + goto err; + + sk_PKCS7_pop_free(safes, PKCS7_free); + + safes = NULL; + + if ((mac_iter != -1) && + !PKCS12_set_mac(p12, pass, -1, NULL, 0, mac_iter, NULL)) + goto err; + + return p12; + + err: + + if (p12) + PKCS12_free(p12); + if (safes) + sk_PKCS7_pop_free(safes, PKCS7_free); + if (bags) + sk_PKCS12_SAFEBAG_pop_free(bags, PKCS12_SAFEBAG_free); + return NULL; + +} + +PKCS12_SAFEBAG *PKCS12_add_cert(STACK_OF(PKCS12_SAFEBAG) **pbags, X509 *cert) +{ + PKCS12_SAFEBAG *bag = NULL; + char *name; + int namelen = -1; + unsigned char *keyid; + int keyidlen = -1; + + /* Add user certificate */ + if (!(bag = PKCS12_x5092certbag(cert))) + goto err; + + /* + * Use friendlyName and localKeyID in certificate. (if present) + */ + + name = (char *)X509_alias_get0(cert, &namelen); + + if (name && !PKCS12_add_friendlyname(bag, name, namelen)) + goto err; + + keyid = X509_keyid_get0(cert, &keyidlen); + + if (keyid && !PKCS12_add_localkeyid(bag, keyid, keyidlen)) + goto err; + + if (!pkcs12_add_bag(pbags, bag)) + goto err; + + return bag; + + err: + + if (bag) + PKCS12_SAFEBAG_free(bag); + + return NULL; + +} + +PKCS12_SAFEBAG *PKCS12_add_key(STACK_OF(PKCS12_SAFEBAG) **pbags, + EVP_PKEY *key, int key_usage, int iter, + int nid_key, char *pass) +{ + + PKCS12_SAFEBAG *bag = NULL; + PKCS8_PRIV_KEY_INFO *p8 = NULL; + + /* Make a PKCS#8 structure */ + if (!(p8 = EVP_PKEY2PKCS8(key))) + goto err; + if (key_usage && !PKCS8_add_keyusage(p8, key_usage)) + goto err; + if (nid_key != -1) { + bag = PKCS12_MAKE_SHKEYBAG(nid_key, pass, -1, NULL, 0, iter, p8); + PKCS8_PRIV_KEY_INFO_free(p8); + } else + bag = PKCS12_MAKE_KEYBAG(p8); + + if (!bag) + goto err; + + if (!pkcs12_add_bag(pbags, bag)) + goto err; + + return bag; + + err: + + if (bag) + PKCS12_SAFEBAG_free(bag); + + return NULL; + +} + +int PKCS12_add_safe(STACK_OF(PKCS7) **psafes, STACK_OF(PKCS12_SAFEBAG) *bags, + int nid_safe, int iter, char *pass) +{ + PKCS7 *p7 = NULL; + int free_safes = 0; + + if (!*psafes) { + *psafes = sk_PKCS7_new_null(); + if (!*psafes) + return 0; + free_safes = 1; + } else + free_safes = 0; + + if (nid_safe == 0) +#ifdef OPENSSL_NO_RC2 + nid_safe = NID_pbe_WithSHA1And3_Key_TripleDES_CBC; +#else + nid_safe = NID_pbe_WithSHA1And40BitRC2_CBC; +#endif + + if (nid_safe == -1) + p7 = PKCS12_pack_p7data(bags); + else + p7 = PKCS12_pack_p7encdata(nid_safe, pass, -1, NULL, 0, iter, bags); + if (!p7) + goto err; + + if (!sk_PKCS7_push(*psafes, p7)) + goto err; + + return 1; + + err: + if (free_safes) { + sk_PKCS7_free(*psafes); + *psafes = NULL; + } + + if (p7) + PKCS7_free(p7); + + return 0; + +} + +static int pkcs12_add_bag(STACK_OF(PKCS12_SAFEBAG) **pbags, + PKCS12_SAFEBAG *bag) +{ + int free_bags; + if (!pbags) + return 1; + if (!*pbags) { + *pbags = sk_PKCS12_SAFEBAG_new_null(); + if (!*pbags) + return 0; + free_bags = 1; + } else + free_bags = 0; + + if (!sk_PKCS12_SAFEBAG_push(*pbags, bag)) { + if (free_bags) { + sk_PKCS12_SAFEBAG_free(*pbags); + *pbags = NULL; + } + return 0; + } + + return 1; + +} + +PKCS12 *PKCS12_add_safes(STACK_OF(PKCS7) *safes, int nid_p7) +{ + PKCS12 *p12; + if (nid_p7 <= 0) + nid_p7 = NID_pkcs7_data; + p12 = PKCS12_init(nid_p7); + + if (!p12) + return NULL; + + if (!PKCS12_pack_authsafes(p12, safes)) { + PKCS12_free(p12); + return NULL; + } + + return p12; }