Add some missing consts in character set handling.

[u/mdw/putty] / charset / charset.h

diff --git a/charset/charset.h b/charset/charset.h
index 5f83edd..bf17032 100644 (file)
--- a/charset/charset.h
+++ b/charset/charset.h
@@ -98,7 +98,8 @@ typedef struct {
  * U+FFFD (REPLACEMENT CHARACTER).
  */
 
-int charset_to_unicode(char **input, int *inlen, wchar_t *output, int outlen,
+int charset_to_unicode(const char **input, int *inlen,
+                       wchar_t *output, int outlen,
                       int charset, charset_state *state,
                       const wchar_t *errstr, int errlen);
 
@@ -121,7 +122,8 @@ int charset_to_unicode(char **input, int *inlen, wchar_t *output, int outlen,
  * output charset).
  */
 
-int charset_from_unicode(wchar_t **input, int *inlen, char *output, int outlen,
+int charset_from_unicode(const wchar_t **input, int *inlen,
+                         char *output, int outlen,
                         int charset, charset_state *state,
                         const char *errstr, int errlen);