diff options
Diffstat (limited to 'openssl/crypto/asn1/p5_pbe.c')
-rw-r--r-- | openssl/crypto/asn1/p5_pbe.c | 105 |
1 files changed, 61 insertions, 44 deletions
diff --git a/openssl/crypto/asn1/p5_pbe.c b/openssl/crypto/asn1/p5_pbe.c index c4582f804..94bc38b99 100644 --- a/openssl/crypto/asn1/p5_pbe.c +++ b/openssl/crypto/asn1/p5_pbe.c @@ -71,61 +71,78 @@ ASN1_SEQUENCE(PBEPARAM) = { IMPLEMENT_ASN1_FUNCTIONS(PBEPARAM) -/* Return an algorithm identifier for a PKCS#5 PBE algorithm */ -X509_ALGOR *PKCS5_pbe_set(int alg, int iter, unsigned char *salt, - int saltlen) -{ +/* Set an algorithm identifier for a PKCS#5 PBE algorithm */ + +int PKCS5_pbe_set0_algor(X509_ALGOR *algor, int alg, int iter, + const unsigned char *salt, int saltlen) + { PBEPARAM *pbe=NULL; - ASN1_OBJECT *al; - X509_ALGOR *algor; - ASN1_TYPE *astype=NULL; + ASN1_STRING *pbe_str=NULL; + unsigned char *sstr; - if (!(pbe = PBEPARAM_new ())) { - ASN1err(ASN1_F_PKCS5_PBE_SET,ERR_R_MALLOC_FAILURE); + pbe = PBEPARAM_new(); + if (!pbe) + { + ASN1err(ASN1_F_PKCS5_PBE_SET0_ALGOR,ERR_R_MALLOC_FAILURE); goto err; - } - if(iter <= 0) iter = PKCS5_DEFAULT_ITER; - if (!ASN1_INTEGER_set(pbe->iter, iter)) { - ASN1err(ASN1_F_PKCS5_PBE_SET,ERR_R_MALLOC_FAILURE); + } + if(iter <= 0) + iter = PKCS5_DEFAULT_ITER; + if (!ASN1_INTEGER_set(pbe->iter, iter)) + { + ASN1err(ASN1_F_PKCS5_PBE_SET0_ALGOR,ERR_R_MALLOC_FAILURE); goto err; - } - if (!saltlen) saltlen = PKCS5_SALT_LEN; - if (!(pbe->salt->data = OPENSSL_malloc (saltlen))) { - ASN1err(ASN1_F_PKCS5_PBE_SET,ERR_R_MALLOC_FAILURE); + } + if (!saltlen) + saltlen = PKCS5_SALT_LEN; + if (!ASN1_STRING_set(pbe->salt, NULL, saltlen)) + { + ASN1err(ASN1_F_PKCS5_PBE_SET0_ALGOR,ERR_R_MALLOC_FAILURE); goto err; - } - pbe->salt->length = saltlen; - if (salt) memcpy (pbe->salt->data, salt, saltlen); - else if (RAND_pseudo_bytes (pbe->salt->data, saltlen) < 0) + } + sstr = ASN1_STRING_data(pbe->salt); + if (salt) + memcpy(sstr, salt, saltlen); + else if (RAND_pseudo_bytes(sstr, saltlen) < 0) goto err; - if (!(astype = ASN1_TYPE_new())) { - ASN1err(ASN1_F_PKCS5_PBE_SET,ERR_R_MALLOC_FAILURE); + if(!ASN1_item_pack(pbe, ASN1_ITEM_rptr(PBEPARAM), &pbe_str)) + { + ASN1err(ASN1_F_PKCS5_PBE_SET0_ALGOR,ERR_R_MALLOC_FAILURE); goto err; - } + } - astype->type = V_ASN1_SEQUENCE; - if(!ASN1_pack_string_of(PBEPARAM, pbe, i2d_PBEPARAM, - &astype->value.sequence)) { - ASN1err(ASN1_F_PKCS5_PBE_SET,ERR_R_MALLOC_FAILURE); - goto err; - } - PBEPARAM_free (pbe); + PBEPARAM_free(pbe); pbe = NULL; - - al = OBJ_nid2obj(alg); /* never need to free al */ - if (!(algor = X509_ALGOR_new())) { - ASN1err(ASN1_F_PKCS5_PBE_SET,ERR_R_MALLOC_FAILURE); - goto err; - } - ASN1_OBJECT_free(algor->algorithm); - algor->algorithm = al; - algor->parameter = astype; - return (algor); + if (X509_ALGOR_set0(algor, OBJ_nid2obj(alg), V_ASN1_SEQUENCE, pbe_str)) + return 1; + err: - if (pbe != NULL) PBEPARAM_free(pbe); - if (astype != NULL) ASN1_TYPE_free(astype); + if (pbe != NULL) + PBEPARAM_free(pbe); + if (pbe_str != NULL) + ASN1_STRING_free(pbe_str); + return 0; + } + +/* Return an algorithm identifier for a PKCS#5 PBE algorithm */ + +X509_ALGOR *PKCS5_pbe_set(int alg, int iter, + const unsigned char *salt, int saltlen) + { + X509_ALGOR *ret; + ret = X509_ALGOR_new(); + if (!ret) + { + ASN1err(ASN1_F_PKCS5_PBE_SET,ERR_R_MALLOC_FAILURE); + return NULL; + } + + if (PKCS5_pbe_set0_algor(ret, alg, iter, salt, saltlen)) + return ret; + + X509_ALGOR_free(ret); return NULL; -} + } |