Correct const-ness of write to agree with ftdi.h

[libftdi] / ftdipp / ftdi.hpp

diff --git a/ftdipp/ftdi.hpp b/ftdipp/ftdi.hpp
index dc035cc..4e3511d 100644 (file)
--- a/ftdipp/ftdi.hpp
+++ b/ftdipp/ftdi.hpp
@@ -100,7 +100,7 @@ public:
 
     /* I/O */
     int read(unsigned char *buf, int size);
-    int write(unsigned char *buf, int size);
+    int write(const unsigned char *buf, int size);
     int set_read_chunk_size(unsigned int chunksize);
     int set_write_chunk_size(unsigned int chunksize);
     int read_chunk_size();
@@ -108,7 +108,7 @@ public:
 
     /* Async IO
     TODO: should wrap?
-    int writeAsync(unsigned char *buf, int size);
+    int writeAsync(const unsigned char *buf, int size);
     void asyncComplete(int wait_for_more);
     */