#include <stdio.h>
#include "cryptlib.h"
-#include <openssl/asn1_mac.h>
+#include <openssl/asn1t.h>
#include <openssl/x509.h>
#include <openssl/rand.h>
/* PKCS#5 v2.0 password based encryption structures */
-int i2d_PBE2PARAM(PBE2PARAM *a, unsigned char **pp)
-{
- M_ASN1_I2D_vars(a);
- M_ASN1_I2D_len (a->keyfunc, i2d_X509_ALGOR);
- M_ASN1_I2D_len (a->encryption, i2d_X509_ALGOR);
-
- M_ASN1_I2D_seq_total ();
-
- M_ASN1_I2D_put (a->keyfunc, i2d_X509_ALGOR);
- M_ASN1_I2D_put (a->encryption, i2d_X509_ALGOR);
-
- M_ASN1_I2D_finish();
-}
-
-PBE2PARAM *PBE2PARAM_new(void)
-{
- PBE2PARAM *ret=NULL;
- ASN1_CTX c;
- M_ASN1_New_Malloc(ret, PBE2PARAM);
- M_ASN1_New(ret->keyfunc,X509_ALGOR_new);
- M_ASN1_New(ret->encryption,X509_ALGOR_new);
- return (ret);
- M_ASN1_New_Error(ASN1_F_PBE2PARAM_NEW);
-}
-
-PBE2PARAM *d2i_PBE2PARAM(PBE2PARAM **a, unsigned char **pp, long length)
-{
- M_ASN1_D2I_vars(a,PBE2PARAM *,PBE2PARAM_new);
- M_ASN1_D2I_Init();
- M_ASN1_D2I_start_sequence();
- M_ASN1_D2I_get (ret->keyfunc, d2i_X509_ALGOR);
- M_ASN1_D2I_get (ret->encryption, d2i_X509_ALGOR);
- M_ASN1_D2I_Finish(a, PBE2PARAM_free, ASN1_F_D2I_PBE2PARAM);
-}
+ASN1_SEQUENCE(PBE2PARAM) = {
+ ASN1_SIMPLE(PBE2PARAM, keyfunc, X509_ALGOR),
+ ASN1_SIMPLE(PBE2PARAM, encryption, X509_ALGOR)
+} ASN1_SEQUENCE_END(PBE2PARAM)
-void PBE2PARAM_free (PBE2PARAM *a)
-{
- if(a==NULL) return;
- X509_ALGOR_free(a->keyfunc);
- X509_ALGOR_free(a->encryption);
- Free ((char *)a);
-}
+IMPLEMENT_ASN1_FUNCTIONS(PBE2PARAM)
-int i2d_PBKDF2PARAM(PBKDF2PARAM *a, unsigned char **pp)
-{
- M_ASN1_I2D_vars(a);
- M_ASN1_I2D_len (a->salt, i2d_ASN1_TYPE);
- M_ASN1_I2D_len (a->iter, i2d_ASN1_INTEGER);
- M_ASN1_I2D_len (a->keylength, i2d_ASN1_INTEGER);
- M_ASN1_I2D_len (a->prf, i2d_X509_ALGOR);
+ASN1_SEQUENCE(PBKDF2PARAM) = {
+ ASN1_SIMPLE(PBKDF2PARAM, salt, ASN1_ANY),
+ ASN1_SIMPLE(PBKDF2PARAM, iter, ASN1_INTEGER),
+ ASN1_OPT(PBKDF2PARAM, keylength, ASN1_INTEGER),
+ ASN1_OPT(PBKDF2PARAM, prf, X509_ALGOR)
+} ASN1_SEQUENCE_END(PBKDF2PARAM)
- M_ASN1_I2D_seq_total ();
-
- M_ASN1_I2D_put (a->salt, i2d_ASN1_TYPE);
- M_ASN1_I2D_put (a->iter, i2d_ASN1_INTEGER);
- M_ASN1_I2D_put (a->keylength, i2d_ASN1_INTEGER);
- M_ASN1_I2D_put (a->prf, i2d_X509_ALGOR);
-
- M_ASN1_I2D_finish();
-}
-
-PBKDF2PARAM *PBKDF2PARAM_new(void)
-{
- PBKDF2PARAM *ret=NULL;
- ASN1_CTX c;
- M_ASN1_New_Malloc(ret, PBKDF2PARAM);
- M_ASN1_New(ret->salt, ASN1_TYPE_new);
- M_ASN1_New(ret->iter, ASN1_INTEGER_new);
- ret->keylength = NULL;
- ret->prf = NULL;
- return (ret);
- M_ASN1_New_Error(ASN1_F_PBKDF2PARAM_NEW);
-}
-
-PBKDF2PARAM *d2i_PBKDF2PARAM(PBKDF2PARAM **a, unsigned char **pp,
- long length)
-{
- M_ASN1_D2I_vars(a,PBKDF2PARAM *,PBKDF2PARAM_new);
- M_ASN1_D2I_Init();
- M_ASN1_D2I_start_sequence();
- M_ASN1_D2I_get (ret->salt, d2i_ASN1_TYPE);
- M_ASN1_D2I_get (ret->iter, d2i_ASN1_INTEGER);
- M_ASN1_D2I_get_opt (ret->keylength, d2i_ASN1_INTEGER, V_ASN1_INTEGER);
- M_ASN1_D2I_get_opt (ret->prf, d2i_X509_ALGOR, V_ASN1_SEQUENCE);
- M_ASN1_D2I_Finish(a, PBKDF2PARAM_free, ASN1_F_D2I_PBKDF2PARAM);
-}
-
-void PBKDF2PARAM_free (PBKDF2PARAM *a)
-{
- if(a==NULL) return;
- ASN1_TYPE_free(a->salt);
- ASN1_INTEGER_free(a->iter);
- ASN1_INTEGER_free(a->keylength);
- X509_ALGOR_free(a->prf);
- Free ((char *)a);
-}
+IMPLEMENT_ASN1_FUNCTIONS(PBKDF2PARAM)
/* Return an algorithm identifier for a PKCS#5 v2.0 PBE algorithm:
* yes I know this is horrible!
PBKDF2PARAM *kdf = NULL;
PBE2PARAM *pbe2 = NULL;
ASN1_OCTET_STRING *osalt = NULL;
+ ASN1_OBJECT *obj;
+
+ alg_nid = EVP_CIPHER_type(cipher);
+ if(alg_nid == NID_undef) {
+ ASN1err(ASN1_F_PKCS5_PBE2_SET,
+ ASN1_R_CIPHER_HAS_NO_OBJECT_IDENTIFIER);
+ goto err;
+ }
+ obj = OBJ_nid2obj(alg_nid);
if(!(pbe2 = PBE2PARAM_new())) goto merr;
/* Setup the AlgorithmIdentifier for the encryption scheme */
scheme = pbe2->encryption;
- alg_nid = EVP_CIPHER_type(cipher);
-
- scheme->algorithm = OBJ_nid2obj(alg_nid);
+ scheme->algorithm = obj;
if(!(scheme->parameter = ASN1_TYPE_new())) goto merr;
/* Create random IV */
- RAND_bytes(iv, EVP_CIPHER_iv_length(cipher));
+ if (RAND_pseudo_bytes(iv, EVP_CIPHER_iv_length(cipher)) < 0)
+ goto err;
+
+ EVP_CIPHER_CTX_init(&ctx);
/* Dummy cipherinit to just setup the IV */
- EVP_CipherInit(&ctx, cipher, NULL, iv, 0);
+ EVP_CipherInit_ex(&ctx, cipher, NULL, NULL, iv, 0);
if(EVP_CIPHER_param_to_asn1(&ctx, scheme->parameter) < 0) {
ASN1err(ASN1_F_PKCS5_PBE2_SET,
ASN1_R_ERROR_SETTING_CIPHER_PARAMS);
EVP_CIPHER_CTX_cleanup(&ctx);
if(!(kdf = PBKDF2PARAM_new())) goto merr;
- if(!(osalt = ASN1_OCTET_STRING_new())) goto merr;
+ if(!(osalt = M_ASN1_OCTET_STRING_new())) goto merr;
if (!saltlen) saltlen = PKCS5_SALT_LEN;
- if (!(osalt->data = Malloc (saltlen))) goto merr;
+ if (!(osalt->data = OPENSSL_malloc (saltlen))) goto merr;
osalt->length = saltlen;
if (salt) memcpy (osalt->data, salt, saltlen);
- else RAND_bytes (osalt->data, saltlen);
+ else if (RAND_pseudo_bytes (osalt->data, saltlen) < 0) goto merr;
if(iter <= 0) iter = PKCS5_DEFAULT_ITER;
if(!ASN1_INTEGER_set(kdf->iter, iter)) goto merr;
/* If its RC2 then we'd better setup the key length */
if(alg_nid == NID_rc2_cbc) {
- if(!(kdf->keylength = ASN1_INTEGER_new())) goto merr;
+ if(!(kdf->keylength = M_ASN1_INTEGER_new())) goto merr;
if(!ASN1_INTEGER_set (kdf->keylength,
EVP_CIPHER_key_length(cipher))) goto merr;
}
err:
PBE2PARAM_free(pbe2);
/* Note 'scheme' is freed as part of pbe2 */
- ASN1_OCTET_STRING_free(osalt);
+ M_ASN1_OCTET_STRING_free(osalt);
PBKDF2PARAM_free(kdf);
X509_ALGOR_free(kalg);
X509_ALGOR_free(ret);
projects / openssl.git / blobdiff