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
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
|
/*********************************************************/
/* ptycon: a pty-console bridge */
/* Copyright (C) 2016--2017 SysDeer Technologies, LLC */
/* Released under GPLv2 and GPLv3; see COPYING.PTYCON. */
/*********************************************************/
#include <psxtypes/psxtypes.h>
#include <ntapi/ntapi.h>
#include <ntapi/nt_termios.h>
#include <ptycon/ptycon.h>
#include "ptycon_driver_impl.h"
#include "ptycon_ioctl_impl.h"
#include "ptycon_status_impl.h"
static int32_t ptyc_pty_open(nt_pty * hptm, nt_guid * pty_guid, nt_pty ** hpty)
{
nt_vfd_dev_name pty_name;
nt_oa oa = {sizeof(oa),0,0,0,0,0};
ntapi->vfd_dev_name_init(
&pty_name,pty_guid);
oa.obj_name = &pty_name.name;
oa.root_dir = hptm;
return ntapi->pty_open(
0,hpty,
NT_FILE_ALL_ACCESS,
&oa,0,0,0);
}
static int32_t ptyc_ptm_open(struct ptyc_common_ctx * cctx)
{
nt_guid pty_guid = TTY_PTM_GUID;
return ptyc_pty_open(
0,&pty_guid,
&cctx->hptm);
}
static int32_t ptyc_pts_open(struct ptyc_common_ctx * cctx)
{
int32_t status;
nt_guid pty_guid = TTY_PTS_GUID;
if ((status = ptyc_grant(cctx->hptm)))
return status;
return ptyc_pty_open(
cctx->hptm,&pty_guid,
&cctx->hpts);
}
static int32_t ptyc_make_raw(nt_pty * hpty)
{
int32_t status;
nt_iosb iosb;
nt_tty_sigctl_info ctlinfo;
struct tty_termios termios;
ntapi->tt_aligned_block_memset(
&ctlinfo,0,sizeof(ctlinfo));
if ((status = ntapi->pty_ioctl(
hpty,
0,0,0,
&iosb,
TTY_TCGETS,
&ctlinfo,sizeof(ctlinfo),
&ctlinfo,sizeof(ctlinfo))))
return status;
ntapi->tt_generic_memcpy(
&termios,
&ctlinfo.terminfo,
sizeof(termios));
termios.c_oflag &= ~TTY_OPOST;
termios.c_cflag &= ~(TTY_CSIZE | TTY_PARENB);
termios.c_cflag |= TTY_CS8;
termios.c_lflag &= ~(TTY_ECHO
| TTY_ECHONL
| TTY_ICANON
| TTY_ISIG
| TTY_IEXTEN);
termios.c_iflag &= ~(TTY_IGNBRK
| TTY_BRKINT
| TTY_PARMRK
| TTY_ISTRIP
| TTY_INLCR
| TTY_IGNCR
| TTY_ICRNL
| TTY_IXON);
ntapi->tt_aligned_block_memset(
&ctlinfo,0,sizeof(ctlinfo));
ntapi->tt_generic_memcpy(
&ctlinfo.terminfo,
&termios,
sizeof(termios));
return ntapi->pty_ioctl(
hpty,
0,0,0,
&iosb,
TTY_TCSETS,
&ctlinfo,sizeof(ctlinfo),
&ctlinfo,sizeof(ctlinfo));
}
static int32_t ptyc_make_oven(nt_pty * hpty)
{
int32_t status;
nt_iosb iosb;
nt_tty_sigctl_info ctlinfo;
struct tty_termios termios;
ntapi->tt_aligned_block_memset(
&ctlinfo,0,sizeof(ctlinfo));
if ((status = ntapi->pty_ioctl(
hpty,
0,0,0,
&iosb,
TTY_TCGETS,
&ctlinfo,sizeof(ctlinfo),
&ctlinfo,sizeof(ctlinfo))))
return status;
ntapi->tt_generic_memcpy(
&termios,
&ctlinfo.terminfo,
sizeof(termios));
termios.c_cflag = TTY_CBAUD | TTY_CREAD | TTY_CS8 | TTY_HUPCL;
termios.c_iflag = TTY_ICRNL | TTY_BRKINT | TTY_IXON;
termios.c_lflag = TTY_ECHO
| TTY_ECHOCTL
| TTY_ECHOE
| TTY_ECHOK
| TTY_ECHOKE
| TTY_ICANON
| TTY_ISIG
| TTY_IEXTEN;
termios.c_oflag = TTY_OPOST
| TTY_ONLCR
| TTY_TAB0
| TTY_VT0
| TTY_BS0
| TTY_CR0
| TTY_FF0
| TTY_NL0;
ntapi->tt_aligned_block_memset(
&ctlinfo,0,sizeof(ctlinfo));
ntapi->tt_generic_memcpy(
&ctlinfo.terminfo,
&termios,
sizeof(termios));
return ntapi->pty_ioctl(
hpty,
0,0,0,
&iosb,
TTY_TCSETS,
&ctlinfo,sizeof(ctlinfo),
&ctlinfo,sizeof(ctlinfo));
}
int ptyc_alloc_pty(struct ptyc_driver_ctx * dctx)
{
int32_t status;
struct ptyc_driver_ctx_impl * ictx;
struct ptyc_common_ctx * cctx;
if (!(ictx = ptyc_get_driver_ictx(dctx)))
return NT_STATUS_INVALID_HANDLE;
cctx = &ictx->cctx;
if (cctx->hpts || cctx->hptm)
return ptyc_set_status(
dctx,NT_STATUS_DEVICE_ALREADY_ATTACHED);
if ((status = ptyc_ptm_open(cctx)))
return ptyc_set_status(
dctx,status);
if ((status = ptyc_make_raw(cctx->hptm)))
return ptyc_set_status(
dctx,status);
if ((status = ptyc_pts_open(cctx)))
return ptyc_set_status(
dctx,status);
if ((status = ptyc_set_client_info(cctx->hpts,&ictx->clctx.clinfo)))
return ptyc_set_status(
dctx,status);
if (cctx->drvflags & PTYC_DRIVER_DBG_RAW)
if ((status = ptyc_make_raw(cctx->hpts)))
return ptyc_set_status(
dctx,status);
if (cctx->drvflags & PTYC_DRIVER_DBG_OVEN)
if ((status = ptyc_make_oven(cctx->hpts)))
return ptyc_set_status(
dctx,status);
if (cctx->drvflags & (PTYC_DRIVER_DBG_RAW|PTYC_DRIVER_DBG_OVEN))
if ((status = ptyc_pty_own(cctx->hpts,ictx->rtdata)))
return ptyc_set_status(
dctx,status);
return ptyc_set_status(
dctx,NT_STATUS_SUCCESS);
}
void ptyc_free_pty(struct ptyc_driver_ctx * dctx)
{
struct ptyc_driver_ctx_impl * ictx;
if (!(ictx = ptyc_get_driver_ictx(dctx)))
return;
if (ictx->cctx.hpts) {
ntapi->pty_close(ictx->cctx.hpts);
ictx->cctx.hpts = 0;
}
if (ictx->cctx.hptm) {
ntapi->pty_close(ictx->cctx.hptm);
ictx->cctx.hptm = 0;
}
}
|
