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
|
/**
* FreeRDP: A Remote Desktop Protocol Implementation
*
* Copyright 2014 Marc-Andre Moreau <marcandre.moreau@gmail.com>
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
#include <freerdp/config.h>
#include <winpr/assert.h>
#include "shadow_surface.h"
#include "shadow_screen.h"
#include "shadow_lobby.h"
rdpShadowScreen* shadow_screen_new(rdpShadowServer* server)
{
WINPR_ASSERT(server);
WINPR_ASSERT(server->subsystem);
rdpShadowScreen* screen = (rdpShadowScreen*)calloc(1, sizeof(rdpShadowScreen));
if (!screen)
goto fail;
screen->server = server;
{
rdpShadowSubsystem* subsystem = server->subsystem;
if (!InitializeCriticalSectionAndSpinCount(&(screen->lock), 4000))
goto fail;
region16_init(&(screen->invalidRegion));
{
WINPR_ASSERT(subsystem->selectedMonitor < ARRAYSIZE(subsystem->monitors));
const MONITOR_DEF* primary = &(subsystem->monitors[subsystem->selectedMonitor]);
WINPR_ASSERT(primary);
const INT64 x = primary->left;
const INT64 y = primary->top;
const INT64 width = primary->right - primary->left + 1;
const INT64 height = primary->bottom - primary->top + 1;
WINPR_ASSERT(x >= 0);
WINPR_ASSERT(x <= UINT16_MAX);
WINPR_ASSERT(y >= 0);
WINPR_ASSERT(y <= UINT16_MAX);
WINPR_ASSERT(width >= 0);
WINPR_ASSERT(width <= UINT16_MAX);
WINPR_ASSERT(height >= 0);
WINPR_ASSERT(height <= UINT16_MAX);
screen->width = (UINT16)width;
screen->height = (UINT16)height;
screen->primary =
shadow_surface_new(server, (UINT16)x, (UINT16)y, (UINT16)width, (UINT16)height);
if (!screen->primary)
goto fail;
server->surface = screen->primary;
screen->lobby =
shadow_surface_new(server, (UINT16)x, (UINT16)y, (UINT16)width, (UINT16)height);
}
}
if (!screen->lobby)
goto fail;
server->lobby = screen->lobby;
if (!shadow_client_init_lobby(server))
goto fail;
return screen;
fail:
WINPR_PRAGMA_DIAG_PUSH
WINPR_PRAGMA_DIAG_IGNORED_MISMATCHED_DEALLOC
shadow_screen_free(screen);
WINPR_PRAGMA_DIAG_POP
return NULL;
}
void shadow_screen_free(rdpShadowScreen* screen)
{
if (!screen)
return;
DeleteCriticalSection(&(screen->lock));
region16_uninit(&(screen->invalidRegion));
if (screen->primary)
{
shadow_surface_free(screen->primary);
screen->primary = NULL;
}
if (screen->lobby)
{
shadow_surface_free(screen->lobby);
screen->lobby = NULL;
}
free(screen);
}
BOOL shadow_screen_resize(rdpShadowScreen* screen)
{
if (!screen)
return FALSE;
WINPR_ASSERT(screen->server);
rdpShadowSubsystem* subsystem = screen->server->subsystem;
WINPR_ASSERT(subsystem);
WINPR_ASSERT(subsystem->monitors);
MONITOR_DEF* primary = &(subsystem->monitors[subsystem->selectedMonitor]);
WINPR_ASSERT(primary);
const INT32 x = primary->left;
const INT32 y = primary->top;
const INT32 width = primary->right - primary->left + 1;
const INT32 height = primary->bottom - primary->top + 1;
WINPR_ASSERT(x >= 0);
WINPR_ASSERT(x <= UINT16_MAX);
WINPR_ASSERT(y >= 0);
WINPR_ASSERT(y <= UINT16_MAX);
WINPR_ASSERT(width >= 0);
WINPR_ASSERT(width <= UINT16_MAX);
WINPR_ASSERT(height >= 0);
WINPR_ASSERT(height <= UINT16_MAX);
if (shadow_surface_resize(screen->primary, (UINT16)x, (UINT16)y, (UINT16)width,
(UINT16)height) &&
shadow_surface_resize(screen->lobby, (UINT16)x, (UINT16)y, (UINT16)width, (UINT16)height))
{
if (((UINT32)width != screen->width) || ((UINT32)height != screen->height))
{
/* screen size is changed. Store new size and reinit lobby */
screen->width = (UINT32)width;
screen->height = (UINT32)height;
return shadow_client_init_lobby(screen->server);
}
return TRUE;
}
return FALSE;
}
|
