Changeset 132ab5d1 in mainline for uspace/lib/c/include/io/chardev.h

Timestamp:

2018-01-30T03:20:45Z (7 years ago)

Author:

Jenda <jenda.jzqk73@…>

Branches:

lfn, master, serial, ticket/834-toolchain-update, topic/msim-upgrade, topic/simplify-dev-export

Children:

5a6cc679

Parents:

8bfb163 (diff), 6a5d05b (diff)
Note: this is a merge changeset, the changes displayed below correspond to the merge itself.
Use the (diff) links above to see all the changes relative to each parent.

Message:

Merge commit '6a5d05bd2551e64111bea4f9332dd7448c26ce84' into forwardport

Separate return value from error code in gen_irq_code*().

File:

• uspace/lib/c/include/io/chardev.h (modified) (2 diffs)

uspace/lib/c/include/io/chardev.h

@@ -1 +1 @@
 /*
  * Copyright (c) 2011 Jan Vesely
+ * Copyright (c) 2017 Jiri Svoboda
  * All rights reserved.
  *
@@ -33 +34 @@
 #define LIBC_IO_CHARDEV_H_
 
-#include <types/common.h>
 #include <async.h>
+#include <stddef.h>
 
-ssize_t chardev_read(async_exch_t *, void *, size_t);
-ssize_t chardev_write(async_exch_t *, const void *, size_t);
+typedef struct {
+        async_sess_t *sess;
+} chardev_t;
+
+extern int chardev_open(async_sess_t *, chardev_t **);
+extern void chardev_close(chardev_t *);
+extern int chardev_read(chardev_t *, void *, size_t, size_t *);
+extern int chardev_write(chardev_t *, const void *, size_t, size_t *);
 
 #endif