#ifndef _CHARSET_H
#define _CHARSET_H
-#ifdef HAVE_ICONV_H
-#include <iconv.h>
+#ifdef HAVE_CONFIG_H
+# include "config.h"
#endif
-#ifndef HAVE_ICONV_T_DEF
-typedef void *iconv_t;
-#endif
-#ifndef HAVE_ICONV
-#define ICONV_CONST const
- iconv_t iconv_open (const char *, const char *);
-size_t iconv (iconv_t, ICONV_CONST char **, size_t *, char **, size_t *);
-int iconv_close (iconv_t);
+#define M_ICONV_HOOK_FROM 1
+#define M_ICONV_HOOK_TO 2
+
+extern char *Charset;
+extern int Charset_is_utf8;
+
+#ifdef HAVE_ICONV_H
+# include <iconv.h>
+
+static inline ssize_t
+my_iconv(iconv_t ict, const char **in, ssize_t *il, char **out, ssize_t *ol) {
+ return iconv(ict, (char **)in, (size_t*)il, out, (size_t*)ol);
+}
+
+#else
+# define iconv_t void*
+# define iconv_open(a, b) ((iconv_t)(-1))
+# define my_iconv(a,b,c,d,e) 0
+# define iconv_close(a) 0
#endif
+void mutt_set_langinfo_charset (void);
+void mutt_canonical_charset(char *, ssize_t, const char *);
+
+int mutt_is_utf8(const char *s);
+int mutt_is_us_ascii(const char *s);
+
int mutt_convert_string (char **, const char *, const char *, int);
-char *mutt_get_first_charset (const char *);
+const char *mutt_get_first_charset (const char *);
int mutt_convert_nonmime_string (char **);
iconv_t mutt_iconv_open (const char *, const char *, int);
-size_t mutt_iconv (iconv_t, ICONV_CONST char **, size_t *, char **, size_t *,
- ICONV_CONST char **, const char *);
+ssize_t mutt_iconv (iconv_t, const char **, ssize_t *, char **, ssize_t *,
+ const char **, const char *);
typedef void *FGETCONV;
FGETCONV *fgetconv_open (FILE *, const char *, const char *, int);
int fgetconv (FGETCONV *);
-char *fgetconvs (char *, size_t, FGETCONV *);
+char *fgetconvs (char *, ssize_t, FGETCONV *);
void fgetconv_close (FGETCONV **);
-void mutt_set_langinfo_charset (void);
-
-#define M_ICONV_HOOK_FROM 1
-#define M_ICONV_HOOK_TO 2
+void mutt_set_charset(char *charset);
+wchar_t replacement_char(void);
#endif /* _CHARSET_H */