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Diffstat (limited to 'arch/um/drivers/chan_user.h')
-rw-r--r--arch/um/drivers/chan_user.h9
1 files changed, 5 insertions, 4 deletions
diff --git a/arch/um/drivers/chan_user.h b/arch/um/drivers/chan_user.h
index 4e51b85e2a..e158e16fb3 100644
--- a/arch/um/drivers/chan_user.h
+++ b/arch/um/drivers/chan_user.h
@@ -7,6 +7,7 @@
#define __CHAN_USER_H__
#include <init.h>
+#include <linux/types.h>
struct chan_opts {
void (*const announce)(char *dev_name, int dev);
@@ -19,8 +20,8 @@ struct chan_ops {
void *(*init)(char *, int, const struct chan_opts *);
int (*open)(int, int, int, void *, char **);
void (*close)(int, void *);
- int (*read)(int, char *, void *);
- int (*write)(int, const char *, int, void *);
+ int (*read)(int, __u8 *, void *);
+ int (*write)(int, const __u8 *, size_t, void *);
int (*console_write)(int, const char *, int);
int (*window_size)(int, void *, unsigned short *, unsigned short *);
void (*free)(void *);
@@ -31,8 +32,8 @@ extern const struct chan_ops fd_ops, null_ops, port_ops, pts_ops, pty_ops,
tty_ops, xterm_ops;
extern void generic_close(int fd, void *unused);
-extern int generic_read(int fd, char *c_out, void *unused);
-extern int generic_write(int fd, const char *buf, int n, void *unused);
+extern int generic_read(int fd, __u8 *c_out, void *unused);
+extern int generic_write(int fd, const __u8 *buf, size_t n, void *unused);
extern int generic_console_write(int fd, const char *buf, int n);
extern int generic_window_size(int fd, void *unused, unsigned short *rows_out,
unsigned short *cols_out);