1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
|
/* Copyright Joyent, Inc. and other Node contributors. All rights reserved.
*
* Permission is hereby granted, free of charge, to any person obtaining a copy
* of this software and associated documentation files (the "Software"), to
* deal in the Software without restriction, including without limitation the
* rights to use, copy, modify, merge, publish, distribute, sublicense, and/or
* sell copies of the Software, and to permit persons to whom the Software is
* furnished to do so, subject to the following conditions:
*
* The above copyright notice and this permission notice shall be included in
* all copies or substantial portions of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
* FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS
* IN THE SOFTWARE.
*/
#include <assert.h>
#include <io.h>
#include "uv.h"
#include "internal.h"
#include "handle-inl.h"
uv_handle_type uv_guess_handle(uv_file file) {
HANDLE handle;
DWORD mode;
if (file < 0) {
return UV_UNKNOWN_HANDLE;
}
handle = (HANDLE) _get_osfhandle(file);
switch (GetFileType(handle)) {
case FILE_TYPE_CHAR:
if (GetConsoleMode(handle, &mode)) {
return UV_TTY;
} else {
return UV_FILE;
}
case FILE_TYPE_PIPE:
return UV_NAMED_PIPE;
case FILE_TYPE_DISK:
return UV_FILE;
default:
return UV_UNKNOWN_HANDLE;
}
}
int uv_is_active(const uv_handle_t* handle) {
return (handle->flags & UV__HANDLE_ACTIVE) &&
!(handle->flags & UV_HANDLE_CLOSING);
}
void uv_close(uv_handle_t* handle, uv_close_cb cb) {
uv_loop_t* loop = handle->loop;
if (handle->flags & UV_HANDLE_CLOSING) {
assert(0);
return;
}
handle->flags |= UV_HANDLE_CLOSING;
handle->close_cb = cb;
/* Handle-specific close actions */
switch (handle->type) {
case UV_TCP:
uv_tcp_close(loop, (uv_tcp_t*)handle);
return;
case UV_NAMED_PIPE:
uv_pipe_close(loop, (uv_pipe_t*) handle);
return;
case UV_TTY:
uv_tty_close((uv_tty_t*) handle);
return;
case UV_UDP:
uv_udp_close(loop, (uv_udp_t*) handle);
return;
case UV_POLL:
uv_poll_close(loop, (uv_poll_t*) handle);
return;
case UV_TIMER:
uv_timer_stop((uv_timer_t*)handle);
uv__handle_start(handle);
uv_want_endgame(loop, handle);
return;
case UV_PREPARE:
uv_prepare_stop((uv_prepare_t*)handle);
uv__handle_start(handle);
uv_want_endgame(loop, handle);
return;
case UV_CHECK:
uv_check_stop((uv_check_t*)handle);
uv__handle_start(handle);
uv_want_endgame(loop, handle);
return;
case UV_IDLE:
uv_idle_stop((uv_idle_t*)handle);
uv__handle_start(handle);
uv_want_endgame(loop, handle);
return;
case UV_ASYNC:
uv_async_close(loop, (uv_async_t*) handle);
return;
case UV_PROCESS:
uv_process_close(loop, (uv_process_t*) handle);
return;
case UV_FS_EVENT:
uv_fs_event_close(loop, (uv_fs_event_t*) handle);
return;
default:
/* Not supported */
abort();
}
}
int uv_is_closing(const uv_handle_t* handle) {
return handle->flags & (UV_HANDLE_CLOSING | UV_HANDLE_CLOSED);
}
|
