Intermediate changes

1 files changed, 73 insertions, 0 deletions

diff --git a/contrib/libs/openssl/crypto/evp/p_open.c b/contrib/libs/openssl/crypto/evp/p_open.c
new file mode 100644
index 0000000000..1ce87454bd
--- /dev/null
+++ b/contrib/libs/openssl/crypto/evp/p_open.c
@@ -0,0 +1,73 @@
+/*
+ * Copyright 1995-2019 The OpenSSL Project Authors. All Rights Reserved.
+ *
+ * Licensed under the OpenSSL license (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
+ */
+
+#include "internal/cryptlib.h"
+#ifdef OPENSSL_NO_RSA
+NON_EMPTY_TRANSLATION_UNIT
+#else
+
+# include <stdio.h>
+# include <openssl/evp.h>
+# include <openssl/objects.h>
+# include <openssl/x509.h>
+# include <openssl/rsa.h>
+
+int EVP_OpenInit(EVP_CIPHER_CTX *ctx, const EVP_CIPHER *type,
+                 const unsigned char *ek, int ekl, const unsigned char *iv,
+                 EVP_PKEY *priv)
+{
+    unsigned char *key = NULL;
+    int i, size = 0, ret = 0;
+
+    if (type) {
+        EVP_CIPHER_CTX_reset(ctx);
+        if (!EVP_DecryptInit_ex(ctx, type, NULL, NULL, NULL))
+            return 0;
+    }
+
+    if (!priv)
+        return 1;
+
+    if (EVP_PKEY_id(priv) != EVP_PKEY_RSA) {
+        EVPerr(EVP_F_EVP_OPENINIT, EVP_R_PUBLIC_KEY_NOT_RSA);
+        goto err;
+    }
+
+    size = EVP_PKEY_size(priv);
+    key = OPENSSL_malloc(size);
+    if (key == NULL) {
+        /* ERROR */
+        EVPerr(EVP_F_EVP_OPENINIT, ERR_R_MALLOC_FAILURE);
+        goto err;
+    }
+
+    i = EVP_PKEY_decrypt_old(key, ek, ekl, priv);
+    if ((i <= 0) || !EVP_CIPHER_CTX_set_key_length(ctx, i)) {
+        /* ERROR */
+        goto err;
+    }
+    if (!EVP_DecryptInit_ex(ctx, NULL, NULL, key, iv))
+        goto err;
+
+    ret = 1;
+ err:
+    OPENSSL_clear_free(key, size);
+    return ret;
+}
+
+int EVP_OpenFinal(EVP_CIPHER_CTX *ctx, unsigned char *out, int *outl)
+{
+    int i;
+
+    i = EVP_DecryptFinal_ex(ctx, out, outl);
+    if (i)
+        i = EVP_DecryptInit_ex(ctx, NULL, NULL, NULL, NULL);
+    return i;
+}
+#endif