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-rw-r--r--arch/um/drivers/chan_kern.c48
-rw-r--r--arch/um/drivers/chan_user.c49
2 files changed, 49 insertions, 48 deletions
diff --git a/arch/um/drivers/chan_kern.c b/arch/um/drivers/chan_kern.c
index 629b00e3b0b0..9a6222f1a51b 100644
--- a/arch/um/drivers/chan_kern.c
+++ b/arch/um/drivers/chan_kern.c
@@ -89,54 +89,6 @@ static const struct chan_ops not_configged_ops = {
89}; 89};
90#endif /* CONFIG_NOCONFIG_CHAN */ 90#endif /* CONFIG_NOCONFIG_CHAN */
91 91
92void generic_close(int fd, void *unused)
93{
94 os_close_file(fd);
95}
96
97int generic_read(int fd, char *c_out, void *unused)
98{
99 int n;
100
101 n = os_read_file(fd, c_out, sizeof(*c_out));
102
103 if(n == -EAGAIN)
104 return 0;
105 else if(n == 0)
106 return -EIO;
107 return n;
108}
109
110/* XXX Trivial wrapper around os_write_file */
111
112int generic_write(int fd, const char *buf, int n, void *unused)
113{
114 return os_write_file(fd, buf, n);
115}
116
117int generic_window_size(int fd, void *unused, unsigned short *rows_out,
118 unsigned short *cols_out)
119{
120 int rows, cols;
121 int ret;
122
123 ret = os_window_size(fd, &rows, &cols);
124 if(ret < 0)
125 return ret;
126
127 ret = ((*rows_out != rows) || (*cols_out != cols));
128
129 *rows_out = rows;
130 *cols_out = cols;
131
132 return ret;
133}
134
135void generic_free(void *data)
136{
137 kfree(data);
138}
139
140static void tty_receive_char(struct tty_struct *tty, char ch) 92static void tty_receive_char(struct tty_struct *tty, char ch)
141{ 93{
142 if(tty == NULL) return; 94 if(tty == NULL) return;
diff --git a/arch/um/drivers/chan_user.c b/arch/um/drivers/chan_user.c
index 4d438f36ea2e..249c877410d7 100644
--- a/arch/um/drivers/chan_user.c
+++ b/arch/um/drivers/chan_user.c
@@ -19,6 +19,55 @@
19#include "os.h" 19#include "os.h"
20#include "choose-mode.h" 20#include "choose-mode.h"
21#include "mode.h" 21#include "mode.h"
22#include "um_malloc.h"
23
24void generic_close(int fd, void *unused)
25{
26 os_close_file(fd);
27}
28
29int generic_read(int fd, char *c_out, void *unused)
30{
31 int n;
32
33 n = os_read_file(fd, c_out, sizeof(*c_out));
34
35 if(n == -EAGAIN)
36 return 0;
37 else if(n == 0)
38 return -EIO;
39 return n;
40}
41
42/* XXX Trivial wrapper around os_write_file */
43
44int generic_write(int fd, const char *buf, int n, void *unused)
45{
46 return os_write_file(fd, buf, n);
47}
48
49int generic_window_size(int fd, void *unused, unsigned short *rows_out,
50 unsigned short *cols_out)
51{
52 int rows, cols;
53 int ret;
54
55 ret = os_window_size(fd, &rows, &cols);
56 if(ret < 0)
57 return ret;
58
59 ret = ((*rows_out != rows) || (*cols_out != cols));
60
61 *rows_out = rows;
62 *cols_out = cols;
63
64 return ret;
65}
66
67void generic_free(void *data)
68{
69 kfree(data);
70}
22 71
23int generic_console_write(int fd, const char *buf, int n) 72int generic_console_write(int fd, const char *buf, int n)
24{ 73{