if (c->cipher->set_asn1_parameters != NULL)
ret=c->cipher->set_asn1_parameters(c,type);
+ else if (c->cipher->flags & EVP_CIPH_FLAG_DEFAULT_ASN1)
+ ret=EVP_CIPHER_set_asn1_iv(c, type);
else
- ret=1;
+ ret=-1;
return(ret);
}
if (c->cipher->get_asn1_parameters != NULL)
ret=c->cipher->get_asn1_parameters(c,type);
+ else if (c->cipher->flags & EVP_CIPH_FLAG_DEFAULT_ASN1)
+ ret=EVP_CIPHER_get_asn1_iv(c, type);
else
- ret=1;
+ ret=-1;
return(ret);
}
int EVP_CIPHER_get_asn1_iv(EVP_CIPHER_CTX *c, ASN1_TYPE *type)
{
- int i=0,l;
+ int i=0;
+ unsigned int l;
if (type != NULL)
{
l=EVP_CIPHER_CTX_iv_length(c);
+ OPENSSL_assert(l <= sizeof(c->iv));
i=ASN1_TYPE_get_octetstring(type,c->oiv,l);
- if (i != l)
+ if (i != (int)l)
return(-1);
else if (i > 0)
memcpy(c->iv,c->oiv,l);
int EVP_CIPHER_set_asn1_iv(EVP_CIPHER_CTX *c, ASN1_TYPE *type)
{
- int i=0,j;
+ int i=0;
+ unsigned int j;
if (type != NULL)
{
j=EVP_CIPHER_CTX_iv_length(c);
+ OPENSSL_assert(j <= sizeof(c->iv));
i=ASN1_TYPE_set_octetstring(type,c->oiv,j);
}
return(i);
int EVP_CIPHER_type(const EVP_CIPHER *ctx)
{
int nid;
+ ASN1_OBJECT *otmp;
nid = EVP_CIPHER_nid(ctx);
switch(nid) {
return NID_rc4;
- default:
+ case NID_aes_128_cfb128:
+ case NID_aes_128_cfb8:
+ case NID_aes_128_cfb1:
+
+ return NID_aes_128_cfb128;
+
+ case NID_aes_192_cfb128:
+ case NID_aes_192_cfb8:
+ case NID_aes_192_cfb1:
+
+ return NID_aes_192_cfb128;
+
+ case NID_aes_256_cfb128:
+ case NID_aes_256_cfb8:
+ case NID_aes_256_cfb1:
+
+ return NID_aes_256_cfb128;
+ case NID_des_cfb64:
+ case NID_des_cfb8:
+ case NID_des_cfb1:
+
+ return NID_des_cfb64;
+
+ case NID_des_ede3_cfb64:
+ case NID_des_ede3_cfb8:
+ case NID_des_ede3_cfb1:
+
+ return NID_des_cfb64;
+
+ default:
+ /* Check it has an OID and it is valid */
+ otmp = OBJ_nid2obj(nid);
+ if(!otmp || !otmp->data) nid = NID_undef;
+ ASN1_OBJECT_free(otmp);
return nid;
}
}
+int EVP_CIPHER_block_size(const EVP_CIPHER *e)
+ {
+ return e->block_size;
+ }
+
+int EVP_CIPHER_CTX_block_size(const EVP_CIPHER_CTX *ctx)
+ {
+ return ctx->cipher->block_size;
+ }
+
+int EVP_Cipher(EVP_CIPHER_CTX *ctx, unsigned char *out, const unsigned char *in, unsigned int inl)
+ {
+ return ctx->cipher->do_cipher(ctx,out,in,inl);
+ }
+
+const EVP_CIPHER *EVP_CIPHER_CTX_cipher(const EVP_CIPHER_CTX *ctx)
+ {
+ return ctx->cipher;
+ }
+
+unsigned long EVP_CIPHER_flags(const EVP_CIPHER *cipher)
+ {
+ return cipher->flags;
+ }
+
+unsigned long EVP_CIPHER_CTX_flags(const EVP_CIPHER_CTX *ctx)
+ {
+ return ctx->cipher->flags;
+ }
+
+void *EVP_CIPHER_CTX_get_app_data(const EVP_CIPHER_CTX *ctx)
+ {
+ return ctx->app_data;
+ }
+
+void EVP_CIPHER_CTX_set_app_data(EVP_CIPHER_CTX *ctx, void *data)
+ {
+ ctx->app_data = data;
+ }
+
+int EVP_CIPHER_iv_length(const EVP_CIPHER *cipher)
+ {
+ return cipher->iv_len;
+ }
+
+int EVP_CIPHER_CTX_iv_length(const EVP_CIPHER_CTX *ctx)
+ {
+ return ctx->cipher->iv_len;
+ }
+
+int EVP_CIPHER_key_length(const EVP_CIPHER *cipher)
+ {
+ return cipher->key_len;
+ }
+
+int EVP_CIPHER_CTX_key_length(const EVP_CIPHER_CTX *ctx)
+ {
+ return ctx->key_len;
+ }
+
+int EVP_CIPHER_nid(const EVP_CIPHER *cipher)
+ {
+ return cipher->nid;
+ }
+
+int EVP_CIPHER_CTX_nid(const EVP_CIPHER_CTX *ctx)
+ {
+ return ctx->cipher->nid;
+ }
+
+int EVP_MD_block_size(const EVP_MD *md)
+ {
+ return md->block_size;
+ }
+
+int EVP_MD_type(const EVP_MD *md)
+ {
+ return md->type;
+ }
+
+int EVP_MD_pkey_type(const EVP_MD *md)
+ {
+ return md->pkey_type;
+ }
+
+int EVP_MD_size(const EVP_MD *md)
+ {
+ if (!md)
+ {
+ EVPerr(EVP_F_EVP_MD_SIZE, EVP_R_MESSAGE_DIGEST_IS_NULL);
+ return -1;
+ }
+ return md->md_size;
+ }
+
+unsigned long EVP_MD_flags(const EVP_MD *md)
+ {
+ return md->flags;
+ }
+
+const EVP_MD *EVP_MD_CTX_md(const EVP_MD_CTX *ctx)
+ {
+ if (!ctx)
+ return NULL;
+ return ctx->digest;
+ }
+
+void EVP_MD_CTX_set_flags(EVP_MD_CTX *ctx, int flags)
+ {
+ ctx->flags |= flags;
+ }
+
+void EVP_MD_CTX_clear_flags(EVP_MD_CTX *ctx, int flags)
+ {
+ ctx->flags &= ~flags;
+ }
+
+int EVP_MD_CTX_test_flags(const EVP_MD_CTX *ctx, int flags)
+ {
+ return (ctx->flags & flags);
+ }
+
+void EVP_CIPHER_CTX_set_flags(EVP_CIPHER_CTX *ctx, int flags)
+ {
+ ctx->flags |= flags;
+ }
+
+void EVP_CIPHER_CTX_clear_flags(EVP_CIPHER_CTX *ctx, int flags)
+ {
+ ctx->flags &= ~flags;
+ }
+
+int EVP_CIPHER_CTX_test_flags(const EVP_CIPHER_CTX *ctx, int flags)
+ {
+ return (ctx->flags & flags);
+ }