X-Git-Url: https://git.openssl.org/gitweb/?p=openssl.git;a=blobdiff_plain;f=crypto%2Frsa%2Frsa_crpt.c;h=d6efa205d5f6f30932669899d661a24f9f01e257;hp=2b676fd3dd4adc662b321402f1212dee8a8695ef;hb=7674e92324648b59786d86d8e9014bbaed4e6d07;hpb=75e2c877650444fb829547bdb58d46eb1297bc1a

diff --git a/crypto/rsa/rsa_crpt.c b/crypto/rsa/rsa_crpt.c
index 2b676fd3dd..d6efa205d5 100644
--- a/crypto/rsa/rsa_crpt.c
+++ b/crypto/rsa/rsa_crpt.c
@@ -1,57 +1,62 @@
 /*
- * Copyright 1995-2016 The OpenSSL Project Authors. All Rights Reserved.
+ * Copyright 1995-2020 The OpenSSL Project Authors. All Rights Reserved.
  *
- * Licensed under the OpenSSL license (the "License").  You may not use
+ * Licensed under the Apache License 2.0 (the "License").  You may not use
  * this file except in compliance with the License.  You can obtain a copy
  * in the file LICENSE in the source distribution or at
  * https://www.openssl.org/source/license.html
  */
 
+/*
+ * RSA low level APIs are deprecated for public use, but still ok for
+ * internal use.
+ */
+#include "internal/deprecated.h"
+
 #include <stdio.h>
 #include <openssl/crypto.h>
 #include "internal/cryptlib.h"
-#include <openssl/lhash.h>
-#include "internal/bn_int.h"
+#include "crypto/bn.h"
 #include <openssl/rand.h>
-#include "rsa_locl.h"
+#include "rsa_local.h"
 
 int RSA_bits(const RSA *r)
 {
-    return (BN_num_bits(r->n));
+    return BN_num_bits(r->n);
 }
 
 int RSA_size(const RSA *r)
 {
-    return (BN_num_bytes(r->n));
+    return BN_num_bytes(r->n);
 }
 
 int RSA_public_encrypt(int flen, const unsigned char *from, unsigned char *to,
                        RSA *rsa, int padding)
 {
-    return (rsa->meth->rsa_pub_enc(flen, from, to, rsa, padding));
+    return rsa->meth->rsa_pub_enc(flen, from, to, rsa, padding);
 }
 
 int RSA_private_encrypt(int flen, const unsigned char *from,
                         unsigned char *to, RSA *rsa, int padding)
 {
-    return (rsa->meth->rsa_priv_enc(flen, from, to, rsa, padding));
+    return rsa->meth->rsa_priv_enc(flen, from, to, rsa, padding);
 }
 
 int RSA_private_decrypt(int flen, const unsigned char *from,
                         unsigned char *to, RSA *rsa, int padding)
 {
-    return (rsa->meth->rsa_priv_dec(flen, from, to, rsa, padding));
+    return rsa->meth->rsa_priv_dec(flen, from, to, rsa, padding);
 }
 
 int RSA_public_decrypt(int flen, const unsigned char *from, unsigned char *to,
                        RSA *rsa, int padding)
 {
-    return (rsa->meth->rsa_pub_dec(flen, from, to, rsa, padding));
+    return rsa->meth->rsa_pub_dec(flen, from, to, rsa, padding);
 }
 
 int RSA_flags(const RSA *r)
 {
-    return ((r == NULL) ? 0 : r->meth->flags);
+    return r == NULL ? 0 : r->meth->flags;
 }
 
 void RSA_blinding_off(RSA *rsa)
@@ -77,7 +82,7 @@ int RSA_blinding_on(RSA *rsa, BN_CTX *ctx)
     rsa->flags &= ~RSA_FLAG_NO_BLINDING;
     ret = 1;
  err:
-    return (ret);
+    return ret;
 }
 
 static BIGNUM *rsa_get_public_exp(const BIGNUM *d, const BIGNUM *p,
@@ -115,10 +120,11 @@ BN_BLINDING *RSA_setup_blinding(RSA *rsa, BN_CTX *in_ctx)
     BN_BLINDING *ret = NULL;
 
     if (in_ctx == NULL) {
-        if ((ctx = BN_CTX_new()) == NULL)
+        if ((ctx = BN_CTX_new_ex(rsa->libctx)) == NULL)
             return 0;
-    } else
+    } else {
         ctx = in_ctx;
+    }
 
     BN_CTX_start(ctx);
     e = BN_CTX_get(ctx);
@@ -133,8 +139,9 @@ BN_BLINDING *RSA_setup_blinding(RSA *rsa, BN_CTX *in_ctx)
             RSAerr(RSA_F_RSA_SETUP_BLINDING, RSA_R_NO_PUBLIC_EXPONENT);
             goto err;
         }
-    } else
+    } else {
         e = rsa->e;
+    }
 
     {
         BIGNUM *n = BN_new();