transport dynamic modules

[exim.git] / src / src / base64.c

diff --git a/src/src/base64.c b/src/src/base64.c
index aa46c2b32d7ae57b853df7bd7fc30b3805f10ad1..f14ecc30a0a0f48bd006b50a6d383422c1d005d8 100644 (file)
--- a/src/src/base64.c
+++ b/src/src/base64.c
@@ -2,10 +2,12 @@
 *     Exim - an Internet mail transport agent    *
 *************************************************/
 
 *     Exim - an Internet mail transport agent    *
 *************************************************/
 

+/* Copyright (c) The Exim Maintainers 2020 - 2023 */
+/* Copyright (c) University of Cambridge 1995 - 2018 */

 /* Copyright (c) Tom Kistner <tom@duncanthrax.net> 2004, 2015 */
 /* License: GPL */
 /* Copyright (c) Tom Kistner <tom@duncanthrax.net> 2004, 2015 */
 /* License: GPL */

+/* SPDX-License-Identifier: GPL-2.0-or-later */

 
 

-/* Copyright (c) University of Cambridge 1995 - 2018 */

 /* See the file NOTICE for conditions of use and distribution. */
 
 
 /* See the file NOTICE for conditions of use and distribution. */
 
 


@@ -150,16 +152,16 @@ static uschar dec64table[] = {
 };
 
 int
 };
 
 int

-b64decode(const uschar *code, uschar **ptr)
+b64decode(const uschar * code, uschar ** ptr, const void * proto_mem)

 {
 
 int x, y;
 uschar *result;
 
 {
 
 int x, y;
 uschar *result;
 

-{
+ {

   int l = Ustrlen(code);
   int l = Ustrlen(code);

-  *ptr = result = store_get(1 + l/4 * 3 + l%4, is_tainted(code));
-}
+  *ptr = result = store_get(1 + l/4 * 3 + l%4, proto_mem);
+ }

 
 /* Each cycle of the loop handles a quantum of 4 input bytes. For the last
 quantum this may decode to 1, 2, or 3 output bytes. */
 
 /* Each cycle of the loop handles a quantum of 4 input bytes. For the last
 quantum this may decode to 1, 2, or 3 output bytes. */


@@ -233,6 +235,7 @@ would probably run more slowly.
 Arguments:
   clear       points to the clear text bytes
   len         the number of bytes to encode
 Arguments:
   clear       points to the clear text bytes
   len         the number of bytes to encode

+  proto_mem   taint indicator

 
 Returns:      a pointer to the zero-terminated base 64 string, which
               is in working store
 
 Returns:      a pointer to the zero-terminated base 64 string, which
               is in working store


@@ -242,10 +245,10 @@ static uschar *enc64table =
   US"ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789+/";
 
 uschar *
   US"ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789+/";
 
 uschar *

-b64encode_taint(const uschar * clear, int len, BOOL tainted)
+b64encode_taint(const uschar * clear, int len, const void * proto_mem)

 {
 {

-uschar *code = store_get(4*((len+2)/3) + 1, tainted);
-uschar *p = code;
+uschar * code = store_get(4*((len+2)/3) + 1, proto_mem);
+uschar * p = code;

 
 while (len-- >0)
   {
 
 while (len-- >0)
   {


@@ -286,7 +289,7 @@ return code;
 uschar *
 b64encode(const uschar * clear, int len)
 {
 uschar *
 b64encode(const uschar * clear, int len)
 {

-return b64encode_taint(clear, len, is_tainted(clear));
+return b64encode_taint(clear, len, clear);

 }
 
 
 }