(CCL_MODE_ENCODING): New macro.

(CCL_MODE_DECODING): New macro.
(ccl_driver): Add new argument `conversion_mode'.

diff --git a/src/mule-ccl.h b/src/mule-ccl.h
index 10c759d..68cbb76 100644 (file)
--- a/src/mule-ccl.h
+++ b/src/mule-ccl.h
@@ -43,8 +43,13 @@ struct ccl_program {
                                   should be than the input buffer.  */
 };
 
+
+#define CCL_MODE_ENCODING 0
+#define CCL_MODE_DECODING 1
+
 int ccl_driver (struct ccl_program *ccl, CONST unsigned char *source,
-               unsigned_char_dynarr *destination, int src_bytes, int *consumed);
+               unsigned_char_dynarr *destination, int src_bytes,
+               int *consumed, int conversion_mode);
 void setup_ccl_program (struct ccl_program *ccl, Lisp_Object val);
 
 /* Alist of fontname patterns vs corresponding CCL program.  */