/* crypto/rsa/rsa_pmeth.c */
-/* Written by Dr Stephen N Henson (shenson@bigfoot.com) for the OpenSSL
+/* Written by Dr Stephen N Henson (steve@openssl.org) for the OpenSSL
* project 2006.
*/
/* ====================================================================
#include <openssl/asn1t.h>
#include <openssl/x509.h>
#include <openssl/rsa.h>
+#include <openssl/bn.h>
#include <openssl/evp.h>
#include "evp_locl.h"
#include "rsa_locl.h"
int pad_mode;
/* message digest */
const EVP_MD *md;
+ /* message digest for MGF1 */
+ const EVP_MD *mgf1md;
/* PSS/OAEP salt length */
int saltlen;
/* Temp buffer */
rctx->pub_exp = NULL;
rctx->pad_mode = RSA_PKCS1_PADDING;
rctx->md = NULL;
+ rctx->mgf1md = NULL;
rctx->tbuf = NULL;
rctx->saltlen = -2;
{
if (!setup_tbuf(rctx, ctx))
return -1;
- if (!RSA_padding_add_PKCS1_PSS(rsa, rctx->tbuf, tbs,
- rctx->md, rctx->saltlen))
+ if (!RSA_padding_add_PKCS1_PSS_mgf1(rsa,
+ rctx->tbuf, tbs,
+ rctx->md, rctx->mgf1md,
+ rctx->saltlen))
return -1;
ret = RSA_private_encrypt(RSA_size(rsa), rctx->tbuf,
sig, rsa, RSA_NO_PADDING);
rsa, RSA_NO_PADDING);
if (ret <= 0)
return 0;
- ret = RSA_verify_PKCS1_PSS(rsa, tbs, rctx->md,
+ ret = RSA_verify_PKCS1_PSS_mgf1(rsa, tbs,
+ rctx->md, rctx->mgf1md,
rctx->tbuf, rctx->saltlen);
if (ret <= 0)
return 0;
RSA_R_ILLEGAL_OR_UNSUPPORTED_PADDING_MODE);
return -2;
+ case EVP_PKEY_CTRL_GET_RSA_PADDING:
+ *(int *)p2 = rctx->pad_mode;
+ return 1;
+
case EVP_PKEY_CTRL_RSA_PSS_SALTLEN:
- if (p1 < -2)
- return -2;
+ case EVP_PKEY_CTRL_GET_RSA_PSS_SALTLEN:
if (rctx->pad_mode != RSA_PKCS1_PSS_PADDING)
{
RSAerr(RSA_F_PKEY_RSA_CTRL, RSA_R_INVALID_PSS_SALTLEN);
return -2;
}
- rctx->saltlen = p1;
+ if (type == EVP_PKEY_CTRL_GET_RSA_PSS_SALTLEN)
+ *(int *)p2 = rctx->saltlen;
+ else
+ {
+ if (p1 < -2)
+ return -2;
+ rctx->saltlen = p1;
+ }
return 1;
case EVP_PKEY_CTRL_RSA_KEYGEN_BITS:
rctx->md = p2;
return 1;
+ case EVP_PKEY_CTRL_RSA_MGF1_MD:
+ case EVP_PKEY_CTRL_GET_RSA_MGF1_MD:
+ if (rctx->pad_mode != RSA_PKCS1_PSS_PADDING)
+ {
+ RSAerr(RSA_F_PKEY_RSA_CTRL, RSA_R_INVALID_MGF1_MD);
+ return -2;
+ }
+ if (type == EVP_PKEY_CTRL_GET_RSA_MGF1_MD)
+ {
+ if (rctx->mgf1md)
+ *(const EVP_MD **)p2 = rctx->mgf1md;
+ else
+ *(const EVP_MD **)p2 = rctx->md;
+ }
+ else
+ rctx->mgf1md = p2;
+ return 1;
+
+ case EVP_PKEY_CTRL_DIGESTINIT:
case EVP_PKEY_CTRL_PKCS7_ENCRYPT:
case EVP_PKEY_CTRL_PKCS7_DECRYPT:
case EVP_PKEY_CTRL_PKCS7_SIGN:
+#ifndef OPENSSL_NO_CMS
+ case EVP_PKEY_CTRL_CMS_ENCRYPT:
+ case EVP_PKEY_CTRL_CMS_DECRYPT:
+ case EVP_PKEY_CTRL_CMS_SIGN:
+#endif
return 1;
+ case EVP_PKEY_CTRL_PEER_KEY:
+ RSAerr(RSA_F_PKEY_RSA_CTRL,
+ RSA_R_OPERATION_NOT_SUPPORTED_FOR_THIS_KEYTYPE);
+ return -2;
default:
return -2;