1 files changed, 69 insertions, 109 deletions

diff --git a/deps/openssl/openssl/crypto/evp/bio_md.c b/deps/openssl/openssl/crypto/evp/bio_md.c
index f0b0c0c0a7..2f0f2831df 100644
--- a/deps/openssl/openssl/crypto/evp/bio_md.c
+++ b/deps/openssl/openssl/crypto/evp/bio_md.c
@@ -1,66 +1,20 @@
-/* crypto/evp/bio_md.c */
-/* Copyright (C) 1995-1998 Eric Young (eay@cryptsoft.com)
- * All rights reserved.
- *
- * This package is an SSL implementation written
- * by Eric Young (eay@cryptsoft.com).
- * The implementation was written so as to conform with Netscapes SSL.
- *
- * This library is free for commercial and non-commercial use as long as
- * the following conditions are aheared to.  The following conditions
- * apply to all code found in this distribution, be it the RC4, RSA,
- * lhash, DES, etc., code; not just the SSL code.  The SSL documentation
- * included with this distribution is covered by the same copyright terms
- * except that the holder is Tim Hudson (tjh@cryptsoft.com).
- *
- * Copyright remains Eric Young's, and as such any Copyright notices in
- * the code are not to be removed.
- * If this package is used in a product, Eric Young should be given attribution
- * as the author of the parts of the library used.
- * This can be in the form of a textual message at program startup or
- * in documentation (online or textual) provided with the package.
- *
- * Redistribution and use in source and binary forms, with or without
- * modification, are permitted provided that the following conditions
- * are met:
- * 1. Redistributions of source code must retain the copyright
- *    notice, this list of conditions and the following disclaimer.
- * 2. Redistributions in binary form must reproduce the above copyright
- *    notice, this list of conditions and the following disclaimer in the
- *    documentation and/or other materials provided with the distribution.
- * 3. All advertising materials mentioning features or use of this software
- *    must display the following acknowledgement:
- *    "This product includes cryptographic software written by
- *     Eric Young (eay@cryptsoft.com)"
- *    The word 'cryptographic' can be left out if the rouines from the library
- *    being used are not cryptographic related :-).
- * 4. If you include any Windows specific code (or a derivative thereof) from
- *    the apps directory (application code) you must include an acknowledgement:
- *    "This product includes software written by Tim Hudson (tjh@cryptsoft.com)"
- *
- * THIS SOFTWARE IS PROVIDED BY ERIC YOUNG ``AS IS'' AND
- * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
- * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
- * ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
- * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
- * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
- * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
- * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
- * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
- * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
- * SUCH DAMAGE.
+/*
+ * Copyright 1995-2016 The OpenSSL Project Authors. All Rights Reserved.
  *
- * The licence and distribution terms for any publically available version or
- * derivative of this code cannot be changed.  i.e. this code cannot simply be
- * copied and put under another distribution licence
- * [including the GNU Public Licence.]
+ * 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 <stdio.h>
 #include <errno.h>
-#include "cryptlib.h"
+#include "internal/cryptlib.h"
 #include <openssl/buffer.h>
 #include <openssl/evp.h>
+#include "internal/evp_int.h"
+#include "evp_locl.h"
+#include "internal/bio.h"
 
 /*
  * BIO_put and BIO_get both add to the digest, BIO_gets returns the digest
@@ -75,10 +29,11 @@ static int md_gets(BIO *h, char *str, int size);
 static long md_ctrl(BIO *h, int cmd, long arg1, void *arg2);
 static int md_new(BIO *h);
 static int md_free(BIO *data);
-static long md_callback_ctrl(BIO *h, int cmd, bio_info_cb *fp);
+static long md_callback_ctrl(BIO *h, int cmd, BIO_info_cb *fp);
 
-static BIO_METHOD methods_md = {
-    BIO_TYPE_MD, "message digest",
+static const BIO_METHOD methods_md = {
+    BIO_TYPE_MD,
+    "message digest",
     md_write,
     md_read,
     NULL,                       /* md_puts, */
@@ -89,7 +44,7 @@ static BIO_METHOD methods_md = {
     md_callback_ctrl,
 };
 
-BIO_METHOD *BIO_f_md(void)
+const BIO_METHOD *BIO_f_md(void)
 {
     return (&methods_md);
 }
@@ -98,41 +53,44 @@ static int md_new(BIO *bi)
 {
     EVP_MD_CTX *ctx;
 
-    ctx = EVP_MD_CTX_create();
+    ctx = EVP_MD_CTX_new();
     if (ctx == NULL)
         return (0);
 
-    bi->init = 0;
-    bi->ptr = (char *)ctx;
-    bi->flags = 0;
-    return (1);
+    BIO_set_init(bi, 1);
+    BIO_set_data(bi, ctx);
+
+    return 1;
 }
 
 static int md_free(BIO *a)
 {
     if (a == NULL)
         return (0);
-    EVP_MD_CTX_destroy(a->ptr);
-    a->ptr = NULL;
-    a->init = 0;
-    a->flags = 0;
-    return (1);
+    EVP_MD_CTX_free(BIO_get_data(a));
+    BIO_set_data(a, NULL);
+    BIO_set_init(a, 0);
+
+    return 1;
 }
 
 static int md_read(BIO *b, char *out, int outl)
 {
     int ret = 0;
     EVP_MD_CTX *ctx;
+    BIO *next;
 
     if (out == NULL)
         return (0);
-    ctx = b->ptr;
 
-    if ((ctx == NULL) || (b->next_bio == NULL))
+    ctx = BIO_get_data(b);
+    next = BIO_next(b);
+
+    if ((ctx == NULL) || (next == NULL))
         return (0);
 
-    ret = BIO_read(b->next_bio, out, outl);
-    if (b->init) {
+    ret = BIO_read(next, out, outl);
+    if (BIO_get_init(b)) {
         if (ret > 0) {
             if (EVP_DigestUpdate(ctx, (unsigned char *)out,
                                  (unsigned int)ret) <= 0)
@@ -148,14 +106,17 @@ static int md_write(BIO *b, const char *in, int inl)
 {
     int ret = 0;
     EVP_MD_CTX *ctx;
+    BIO *next;
 
     if ((in == NULL) || (inl <= 0))
-        return (0);
-    ctx = b->ptr;
+        return 0;
+
+    ctx = BIO_get_data(b);
+    next = BIO_next(b);
+    if ((ctx != NULL) && (next != NULL))
+        ret = BIO_write(next, in, inl);
 
-    if ((ctx != NULL) && (b->next_bio != NULL))
-        ret = BIO_write(b->next_bio, in, inl);
-    if (b->init) {
+    if (BIO_get_init(b)) {
         if (ret > 0) {
             if (!EVP_DigestUpdate(ctx, (const unsigned char *)in,
                                   (unsigned int)ret)) {
@@ -164,11 +125,11 @@ static int md_write(BIO *b, const char *in, int inl)
             }
         }
     }
-    if (b->next_bio != NULL) {
+    if (next != NULL) {
         BIO_clear_retry_flags(b);
         BIO_copy_next_retry(b);
     }
-    return (ret);
+    return ret;
 }
 
 static long md_ctrl(BIO *b, int cmd, long num, void *ptr)
@@ -177,21 +138,23 @@ static long md_ctrl(BIO *b, int cmd, long num, void *ptr)
     const EVP_MD **ppmd;
     EVP_MD *md;
     long ret = 1;
-    BIO *dbio;
+    BIO *dbio, *next;
+
 
-    ctx = b->ptr;
+    ctx = BIO_get_data(b);
+    next = BIO_next(b);
 
     switch (cmd) {
     case BIO_CTRL_RESET:
-        if (b->init)
+        if (BIO_get_init(b))
             ret = EVP_DigestInit_ex(ctx, ctx->digest, NULL);
         else
             ret = 0;
         if (ret > 0)
-            ret = BIO_ctrl(b->next_bio, cmd, num, ptr);
+            ret = BIO_ctrl(next, cmd, num, ptr);
         break;
     case BIO_C_GET_MD:
-        if (b->init) {
+        if (BIO_get_init(b)) {
             ppmd = ptr;
             *ppmd = ctx->digest;
         } else
@@ -200,17 +163,17 @@ static long md_ctrl(BIO *b, int cmd, long num, void *ptr)
     case BIO_C_GET_MD_CTX:
         pctx = ptr;
         *pctx = ctx;
-        b->init = 1;
+        BIO_set_init(b, 1);
         break;
     case BIO_C_SET_MD_CTX:
-        if (b->init)
-            b->ptr = ptr;
+        if (BIO_get_init(b))
+            BIO_set_data(b, ptr);
         else
             ret = 0;
         break;
     case BIO_C_DO_STATE_MACHINE:
         BIO_clear_retry_flags(b);
-        ret = BIO_ctrl(b->next_bio, cmd, num, ptr);
+        ret = BIO_ctrl(next, cmd, num, ptr);
         BIO_copy_next_retry(b);
         break;
 
@@ -218,31 +181,35 @@ static long md_ctrl(BIO *b, int cmd, long num, void *ptr)
         md = ptr;
         ret = EVP_DigestInit_ex(ctx, md, NULL);
         if (ret > 0)
-            b->init = 1;
+            BIO_set_init(b, 1);
         break;
     case BIO_CTRL_DUP:
         dbio = ptr;
-        dctx = dbio->ptr;
+        dctx = BIO_get_data(dbio);
         if (!EVP_MD_CTX_copy_ex(dctx, ctx))
             return 0;
-        b->init = 1;
+        BIO_set_init(b, 1);
         break;
     default:
-        ret = BIO_ctrl(b->next_bio, cmd, num, ptr);
+        ret = BIO_ctrl(next, cmd, num, ptr);
         break;
     }
     return (ret);
 }
 
-static long md_callback_ctrl(BIO *b, int cmd, bio_info_cb *fp)
+static long md_callback_ctrl(BIO *b, int cmd, BIO_info_cb *fp)
 {
     long ret = 1;
+    BIO *next;
+
+    next = BIO_next(b);
+
+    if (next == NULL)
+        return 0;
 
-    if (b->next_bio == NULL)
-        return (0);
     switch (cmd) {
     default:
-        ret = BIO_callback_ctrl(b->next_bio, cmd, fp);
+        ret = BIO_callback_ctrl(next, cmd, fp);
         break;
     }
     return (ret);
@@ -253,20 +220,13 @@ static int md_gets(BIO *bp, char *buf, int size)
     EVP_MD_CTX *ctx;
     unsigned int ret;
 
-    ctx = bp->ptr;
+    ctx = BIO_get_data(bp);
+
     if (size < ctx->digest->md_size)
-        return (0);
+        return 0;
+
     if (EVP_DigestFinal_ex(ctx, (unsigned char *)buf, &ret) <= 0)
         return -1;
 
     return ((int)ret);
 }
-
-/*-
-static int md_puts(bp,str)
-BIO *bp;
-char *str;
-        {
-        return(-1);
-        }
-*/