spu: fix a few mixing issues
[pcsx_rearmed.git] / frontend / linux / oshide.c
CommitLineData
698517be 1/*
2 * (C) GraÅžvydas "notaz" Ignotas, 2009-2010
3 *
4 * This work is licensed under the terms of any of these licenses
5 * (at your option):
6 * - GNU GPL, version 2 or later.
7 * - GNU LGPL, version 2.1 or later.
8 * See the COPYING file in the top-level directory.
9 */
10
11#include <stdio.h>
12#include <string.h>
13#include <pthread.h>
14
15#include <dlfcn.h>
16#include <X11/Xlib.h>
17#include <X11/Xutil.h>
18
19#include <sys/types.h>
20#include <sys/stat.h>
21#include <fcntl.h>
22#include <unistd.h>
23#include <sys/ioctl.h>
24#include <termios.h>
25#include <linux/kd.h>
26
27#define PFX "oshide: "
28
29#define FPTR(f) typeof(f) * p##f
30#define FPTR_LINK(xf, dl, f) { \
31 xf.p##f = dlsym(dl, #f); \
32 if (xf.p##f == NULL) { \
33 fprintf(stderr, "missing symbol: %s\n", #f); \
34 goto fail; \
35 } \
36}
37
38struct xfuncs {
39FPTR(XCreateBitmapFromData);
40FPTR(XCreatePixmapCursor);
41FPTR(XFreePixmap);
42FPTR(XOpenDisplay);
43FPTR(XDisplayName);
44FPTR(XCloseDisplay);
45FPTR(XCreateSimpleWindow);
46FPTR(XChangeWindowAttributes);
47FPTR(XSelectInput);
48FPTR(XMapWindow);
49FPTR(XNextEvent);
50FPTR(XCheckTypedEvent);
51FPTR(XUnmapWindow);
52FPTR(XGrabKeyboard);
53};
54
55
56static Cursor transparent_cursor(struct xfuncs *xf, Display *display, Window win)
57{
58 Cursor cursor;
59 Pixmap pix;
60 XColor dummy;
61 char d = 0;
62
63 memset(&dummy, 0, sizeof(dummy));
64 pix = xf->pXCreateBitmapFromData(display, win, &d, 1, 1);
65 cursor = xf->pXCreatePixmapCursor(display, pix, pix,
66 &dummy, &dummy, 0, 0);
67 xf->pXFreePixmap(display, pix);
68 return cursor;
69}
70
71static void *x11h_handler(void *arg)
72{
73 struct xfuncs xf;
74 unsigned int display_width, display_height;
75 XSetWindowAttributes attributes;
76 Window win;
77 XEvent report;
78 Display *display;
79 Visual *visual;
80 void *x11lib;
81 int screen;
82
83 memset(&xf, 0, sizeof(xf));
84 x11lib = dlopen("libX11.so.6", RTLD_LAZY);
85 if (x11lib == NULL) {
86 fprintf(stderr, "libX11.so load failed:\n%s\n", dlerror());
87 goto fail;
88 }
89 FPTR_LINK(xf, x11lib, XCreateBitmapFromData);
90 FPTR_LINK(xf, x11lib, XCreatePixmapCursor);
91 FPTR_LINK(xf, x11lib, XFreePixmap);
92 FPTR_LINK(xf, x11lib, XOpenDisplay);
93 FPTR_LINK(xf, x11lib, XDisplayName);
94 FPTR_LINK(xf, x11lib, XCloseDisplay);
95 FPTR_LINK(xf, x11lib, XCreateSimpleWindow);
96 FPTR_LINK(xf, x11lib, XChangeWindowAttributes);
97 FPTR_LINK(xf, x11lib, XSelectInput);
98 FPTR_LINK(xf, x11lib, XMapWindow);
99 FPTR_LINK(xf, x11lib, XNextEvent);
100 FPTR_LINK(xf, x11lib, XCheckTypedEvent);
101 FPTR_LINK(xf, x11lib, XUnmapWindow);
102 FPTR_LINK(xf, x11lib, XGrabKeyboard);
103
104 //XInitThreads();
105
106 display = xf.pXOpenDisplay(NULL);
107 if (display == NULL)
108 {
109 fprintf(stderr, "cannot connect to X server %s, X handling disabled.\n",
110 xf.pXDisplayName(NULL));
111 goto fail2;
112 }
113
114 visual = DefaultVisual(display, 0);
115 if (visual->class != TrueColor)
116 fprintf(stderr, PFX "warning: non true color visual\n");
117
118 printf(PFX "X vendor: %s, rel: %d, display: %s, protocol ver: %d.%d\n", ServerVendor(display),
119 VendorRelease(display), DisplayString(display), ProtocolVersion(display),
120 ProtocolRevision(display));
121
122 screen = DefaultScreen(display);
123
124 display_width = DisplayWidth(display, screen);
125 display_height = DisplayHeight(display, screen);
126 printf(PFX "display is %dx%d\n", display_width, display_height);
127
128 win = xf.pXCreateSimpleWindow(display,
129 RootWindow(display, screen),
130 0, 0, display_width, display_height, 0,
131 BlackPixel(display, screen),
132 BlackPixel(display, screen));
133
134 attributes.override_redirect = True;
135 attributes.cursor = transparent_cursor(&xf, display, win);
136 xf.pXChangeWindowAttributes(display, win, CWOverrideRedirect | CWCursor, &attributes);
137
138 xf.pXSelectInput(display, win, ExposureMask | FocusChangeMask | KeyPressMask | KeyReleaseMask);
139 xf.pXMapWindow(display, win);
140 xf.pXGrabKeyboard(display, win, False, GrabModeAsync, GrabModeAsync, CurrentTime);
141 // XSetIOErrorHandler
142
143 while (1)
144 {
145 xf.pXNextEvent(display, &report);
146 switch (report.type)
147 {
148 case Expose:
149 while (xf.pXCheckTypedEvent(display, Expose, &report))
150 ;
151 break;
152
153 case FocusOut:
154 // XFocusChangeEvent
155 // printf("focus out\n");
156 // xf.pXUnmapWindow(display, win);
157 break;
158
159 case KeyPress:
160 // printf("press %d\n", report.xkey.keycode);
161 break;
162
163 default:
164 break;
165 }
166 }
167
168fail2:
169 dlclose(x11lib);
170fail:
171 fprintf(stderr, "x11 handling disabled.\n");
172 return NULL;
173}
174
175static struct termios g_kbd_termios_saved;
176static int g_kbdfd;
177
178static void hidecon_start(void)
179{
180 struct termios kbd_termios;
181 int mode;
182
183 g_kbdfd = open("/dev/tty", O_RDWR);
184 if (g_kbdfd == -1) {
185 perror(PFX "open /dev/tty");
186 return;
187 }
188
189 if (ioctl(g_kbdfd, KDGETMODE, &mode) == -1) {
190 perror(PFX "(not hiding FB): KDGETMODE");
191 goto fail;
192 }
193
194 if (tcgetattr(g_kbdfd, &kbd_termios) == -1) {
195 perror(PFX "tcgetattr");
196 goto fail;
197 }
198
199 g_kbd_termios_saved = kbd_termios;
200 kbd_termios.c_lflag &= ~(ICANON | ECHO); // | ISIG);
201 kbd_termios.c_iflag &= ~(ISTRIP | IGNCR | ICRNL | INLCR | IXOFF | IXON);
202 kbd_termios.c_cc[VMIN] = 0;
203 kbd_termios.c_cc[VTIME] = 0;
204
205 if (tcsetattr(g_kbdfd, TCSAFLUSH, &kbd_termios) == -1) {
206 perror(PFX "tcsetattr");
207 goto fail;
208 }
209
210 if (ioctl(g_kbdfd, KDSETMODE, KD_GRAPHICS) == -1) {
211 perror(PFX "KDSETMODE KD_GRAPHICS");
212 tcsetattr(g_kbdfd, TCSAFLUSH, &g_kbd_termios_saved);
213 goto fail;
214 }
215
216 return;
217
218fail:
219 close(g_kbdfd);
220 g_kbdfd = -1;
221}
222
223static void hidecon_end(void)
224{
225 if (g_kbdfd < 0)
226 return;
227
228 if (ioctl(g_kbdfd, KDSETMODE, KD_TEXT) == -1)
229 perror(PFX "KDSETMODE KD_TEXT");
230
231 if (tcsetattr(g_kbdfd, TCSAFLUSH, &g_kbd_termios_saved) == -1)
232 perror(PFX "tcsetattr");
233
234 close(g_kbdfd);
235 g_kbdfd = -1;
236}
237
238int oshide_init(void)
239{
240 pthread_t tid;
241 int ret;
242
243 ret = pthread_create(&tid, NULL, x11h_handler, NULL);
244 if (ret != 0) {
245 fprintf(stderr, PFX "failed to create thread: %d\n", ret);
246 return ret;
247 }
248 pthread_detach(tid);
249
250 hidecon_start();
251
252 return 0;
253}
254
255void oshide_finish(void)
256{
257 /* XXX: the X thread.. */
258
259 hidecon_end();
260}
261
262#if 0
263int main()
264{
265 x11h_init();
266 sleep(5);
267}
268#endif