Constification

[exim.git] / src / src / rfc2047.c

diff --git a/src/src/rfc2047.c b/src/src/rfc2047.c
index 039c8493e54a42f07c28c70129dcb154c519ffd1..c3cf4db117dee7b63cf27937fc0649aaab246b42 100644 (file)
--- a/src/src/rfc2047.c
+++ b/src/src/rfc2047.c
@@ -3,6 +3,7 @@
 *************************************************/
 
 /* Copyright (c) University of Cambridge 1995 - 2018 */
+/* Copyright (c) The Exim Maintainers 2020 */
 /* See the file NOTICE for conditions of use and distribution. */
 
 /* This file contains a function for decoding message header lines that may
@@ -185,8 +186,8 @@ Returns:         the decoded, converted string, or NULL on error; if there are
 */
 
 uschar *
-rfc2047_decode2(uschar *string, BOOL lencheck, uschar *target, int zeroval,
-  int *lenptr, int *sizeptr, uschar **error)
+rfc2047_decode2(uschar *string, BOOL lencheck, const uschar *target,
+  int zeroval, int *lenptr, int *sizeptr, uschar **error)
 {
 int size = Ustrlen(string);
 size_t dlen;
@@ -335,7 +336,7 @@ return string_from_gstring(yield);
 argument. */
 
 uschar *
-rfc2047_decode(uschar *string, BOOL lencheck, uschar *target, int zeroval,
+rfc2047_decode(uschar *string, BOOL lencheck, const uschar *target, int zeroval,
   int *lenptr, uschar **error)
 {
 return rfc2047_decode2(string, lencheck, target, zeroval, lenptr, NULL, error);