include/ui/console.h

   1 #ifndef CONSOLE_H
   2 #define CONSOLE_H
   3
   4 #include "ui/qemu-pixman.h"
   5 #include "qom/object.h"
   6 #include "qapi/qmp/qdict.h"
   7 #include "qemu/notify.h"
   8 #include "qapi-types.h"
   9 #include "qemu/error-report.h"
  10 #include "qapi/error.h"
  11
  12 #ifdef CONFIG_OPENGL
  13 # include <epoxy/gl.h>
  14 #endif
  15
  16 /* keyboard/mouse support */
  17
  18 #define MOUSE_EVENT_LBUTTON 0x01
  19 #define MOUSE_EVENT_RBUTTON 0x02
  20 #define MOUSE_EVENT_MBUTTON 0x04
  21 #define MOUSE_EVENT_WHEELUP 0x08
  22 #define MOUSE_EVENT_WHEELDN 0x10
  23
  24 /* identical to the ps/2 keyboard bits */
  25 #define QEMU_SCROLL_LOCK_LED (1 << 0)
  26 #define QEMU_NUM_LOCK_LED    (1 << 1)
  27 #define QEMU_CAPS_LOCK_LED   (1 << 2)
  28
  29 /* in ms */
  30 #define GUI_REFRESH_INTERVAL_DEFAULT    30
  31 #define GUI_REFRESH_INTERVAL_IDLE     3000
  32
  33 /* Color number is match to standard vga palette */
  34 enum qemu_color_names {
  35     QEMU_COLOR_BLACK   = 0,
  36     QEMU_COLOR_BLUE    = 1,
  37     QEMU_COLOR_GREEN   = 2,
  38     QEMU_COLOR_CYAN    = 3,
  39     QEMU_COLOR_RED     = 4,
  40     QEMU_COLOR_MAGENTA = 5,
  41     QEMU_COLOR_YELLOW  = 6,
  42     QEMU_COLOR_WHITE   = 7
  43 };
  44 /* Convert to curses char attributes */
  45 #define ATTR2CHTYPE(c, fg, bg, bold) \
  46     ((bold) << 21 | (bg) << 11 | (fg) << 8 | (c))
  47
  48 typedef void QEMUPutKBDEvent(void *opaque, int keycode);
  49 typedef void QEMUPutLEDEvent(void *opaque, int ledstate);
  50 typedef void QEMUPutMouseEvent(void *opaque, int dx, int dy, int dz, int buttons_state);
  51
  52 typedef struct QEMUPutMouseEntry QEMUPutMouseEntry;
  53 typedef struct QEMUPutKbdEntry QEMUPutKbdEntry;
  54 typedef struct QEMUPutLEDEntry QEMUPutLEDEntry;
  55
  56 QEMUPutKbdEntry *qemu_add_kbd_event_handler(QEMUPutKBDEvent *func,
  57                                             void *opaque);
  58 QEMUPutMouseEntry *qemu_add_mouse_event_handler(QEMUPutMouseEvent *func,
  59                                                 void *opaque, int absolute,
  60                                                 const char *name);
  61 void qemu_remove_mouse_event_handler(QEMUPutMouseEntry *entry);
  62 void qemu_activate_mouse_event_handler(QEMUPutMouseEntry *entry);
  63
  64 QEMUPutLEDEntry *qemu_add_led_event_handler(QEMUPutLEDEvent *func, void *opaque);
  65 void qemu_remove_led_event_handler(QEMUPutLEDEntry *entry);
  66
  67 void kbd_put_ledstate(int ledstate);
  68
  69 struct MouseTransformInfo {
  70     /* Touchscreen resolution */
  71     int x;
  72     int y;
  73     /* Calibration values as used/generated by tslib */
  74     int a[7];
  75 };
  76
  77 void hmp_mouse_set(Monitor *mon, const QDict *qdict);
  78
  79 /* keysym is a unicode code except for special keys (see QEMU_KEY_xxx
  80    constants) */
  81 #define QEMU_KEY_ESC1(c) ((c) | 0xe100)
  82 #define QEMU_KEY_BACKSPACE  0x007f
  83 #define QEMU_KEY_UP         QEMU_KEY_ESC1('A')
  84 #define QEMU_KEY_DOWN       QEMU_KEY_ESC1('B')
  85 #define QEMU_KEY_RIGHT      QEMU_KEY_ESC1('C')
  86 #define QEMU_KEY_LEFT       QEMU_KEY_ESC1('D')
  87 #define QEMU_KEY_HOME       QEMU_KEY_ESC1(1)
  88 #define QEMU_KEY_END        QEMU_KEY_ESC1(4)
  89 #define QEMU_KEY_PAGEUP     QEMU_KEY_ESC1(5)
  90 #define QEMU_KEY_PAGEDOWN   QEMU_KEY_ESC1(6)
  91 #define QEMU_KEY_DELETE     QEMU_KEY_ESC1(3)
  92
  93 #define QEMU_KEY_CTRL_UP         0xe400
  94 #define QEMU_KEY_CTRL_DOWN       0xe401
  95 #define QEMU_KEY_CTRL_LEFT       0xe402
  96 #define QEMU_KEY_CTRL_RIGHT      0xe403
  97 #define QEMU_KEY_CTRL_HOME       0xe404
  98 #define QEMU_KEY_CTRL_END        0xe405
  99 #define QEMU_KEY_CTRL_PAGEUP     0xe406
 100 #define QEMU_KEY_CTRL_PAGEDOWN   0xe407
 101
 102 void kbd_put_keysym_console(QemuConsole *s, int keysym);
 103 bool kbd_put_qcode_console(QemuConsole *s, int qcode);
 104 void kbd_put_string_console(QemuConsole *s, const char *str, int len);
 105 void kbd_put_keysym(int keysym);
 106
 107 /* consoles */
 108
 109 #define TYPE_QEMU_CONSOLE "qemu-console"
 110 #define QEMU_CONSOLE(obj) \
 111     OBJECT_CHECK(QemuConsole, (obj), TYPE_QEMU_CONSOLE)
 112 #define QEMU_CONSOLE_GET_CLASS(obj) \
 113     OBJECT_GET_CLASS(QemuConsoleClass, (obj), TYPE_QEMU_CONSOLE)
 114 #define QEMU_CONSOLE_CLASS(klass) \
 115     OBJECT_CLASS_CHECK(QemuConsoleClass, (klass), TYPE_QEMU_CONSOLE)
 116
 117 typedef struct QemuConsoleClass QemuConsoleClass;
 118
 119 struct QemuConsoleClass {
 120     ObjectClass parent_class;
 121 };
 122
 123 #define QEMU_ALLOCATED_FLAG     0x01
 124
 125 struct PixelFormat {
 126     uint8_t bits_per_pixel;
 127     uint8_t bytes_per_pixel;
 128     uint8_t depth; /* color depth in bits */
 129     uint32_t rmask, gmask, bmask, amask;
 130     uint8_t rshift, gshift, bshift, ashift;
 131     uint8_t rmax, gmax, bmax, amax;
 132     uint8_t rbits, gbits, bbits, abits;
 133 };
 134
 135 struct DisplaySurface {
 136     pixman_format_code_t format;
 137     pixman_image_t *image;
 138     uint8_t flags;
 139 #ifdef CONFIG_OPENGL
 140     GLenum glformat;
 141     GLenum gltype;
 142     GLuint texture;
 143 #endif
 144 };
 145
 146 typedef struct QemuUIInfo {
 147     /* geometry */
 148     int       xoff;
 149     int       yoff;
 150     uint32_t  width;
 151     uint32_t  height;
 152 } QemuUIInfo;
 153
 154 /* cursor data format is 32bit RGBA */
 155 typedef struct QEMUCursor {
 156     int                 width, height;
 157     int                 hot_x, hot_y;
 158     int                 refcount;
 159     uint32_t            data[];
 160 } QEMUCursor;
 161
 162 QEMUCursor *cursor_alloc(int width, int height);
 163 void cursor_get(QEMUCursor *c);
 164 void cursor_put(QEMUCursor *c);
 165 QEMUCursor *cursor_builtin_hidden(void);
 166 QEMUCursor *cursor_builtin_left_ptr(void);
 167 void cursor_print_ascii_art(QEMUCursor *c, const char *prefix);
 168 int cursor_get_mono_bpl(QEMUCursor *c);
 169 void cursor_set_mono(QEMUCursor *c,
 170                      uint32_t foreground, uint32_t background, uint8_t *image,
 171                      int transparent, uint8_t *mask);
 172 void cursor_get_mono_image(QEMUCursor *c, int foreground, uint8_t *mask);
 173 void cursor_get_mono_mask(QEMUCursor *c, int transparent, uint8_t *mask);
 174
 175 typedef void *QEMUGLContext;
 176 typedef struct QEMUGLParams QEMUGLParams;
 177
 178 struct QEMUGLParams {
 179     int major_ver;
 180     int minor_ver;
 181 };
 182
 183 typedef struct DisplayChangeListenerOps {
 184     const char *dpy_name;
 185
 186     void (*dpy_refresh)(DisplayChangeListener *dcl);
 187
 188     void (*dpy_gfx_update)(DisplayChangeListener *dcl,
 189                            int x, int y, int w, int h);
 190     void (*dpy_gfx_switch)(DisplayChangeListener *dcl,
 191                            struct DisplaySurface *new_surface);
 192     void (*dpy_gfx_copy)(DisplayChangeListener *dcl,
 193                          int src_x, int src_y,
 194                          int dst_x, int dst_y, int w, int h);
 195     bool (*dpy_gfx_check_format)(DisplayChangeListener *dcl,
 196                                  pixman_format_code_t format);
 197
 198     void (*dpy_text_cursor)(DisplayChangeListener *dcl,
 199                             int x, int y);
 200     void (*dpy_text_resize)(DisplayChangeListener *dcl,
 201                             int w, int h);
 202     void (*dpy_text_update)(DisplayChangeListener *dcl,
 203                             int x, int y, int w, int h);
 204
 205     void (*dpy_mouse_set)(DisplayChangeListener *dcl,
 206                           int x, int y, int on);
 207     void (*dpy_cursor_define)(DisplayChangeListener *dcl,
 208                               QEMUCursor *cursor);
 209
 210     QEMUGLContext (*dpy_gl_ctx_create)(DisplayChangeListener *dcl,
 211                                        QEMUGLParams *params);
 212     void (*dpy_gl_ctx_destroy)(DisplayChangeListener *dcl,
 213                                QEMUGLContext ctx);
 214     int (*dpy_gl_ctx_make_current)(DisplayChangeListener *dcl,
 215                                    QEMUGLContext ctx);
 216     QEMUGLContext (*dpy_gl_ctx_get_current)(DisplayChangeListener *dcl);
 217
 218     void (*dpy_gl_scanout)(DisplayChangeListener *dcl,
 219                            uint32_t backing_id, bool backing_y_0_top,
 220                            uint32_t x, uint32_t y, uint32_t w, uint32_t h);
 221     void (*dpy_gl_update)(DisplayChangeListener *dcl,
 222                           uint32_t x, uint32_t y, uint32_t w, uint32_t h);
 223
 224 } DisplayChangeListenerOps;
 225
 226 struct DisplayChangeListener {
 227     uint64_t update_interval;
 228     const DisplayChangeListenerOps *ops;
 229     DisplayState *ds;
 230     QemuConsole *con;
 231
 232     QLIST_ENTRY(DisplayChangeListener) next;
 233 };
 234
 235 DisplayState *init_displaystate(void);
 236 DisplaySurface *qemu_create_displaysurface_from(int width, int height,
 237                                                 pixman_format_code_t format,
 238                                                 int linesize, uint8_t *data);
 239 DisplaySurface *qemu_create_displaysurface_pixman(pixman_image_t *image);
 240 DisplaySurface *qemu_create_displaysurface_guestmem(int width, int height,
 241                                                     pixman_format_code_t format,
 242                                                     int linesize,
 243                                                     uint64_t addr);
 244 PixelFormat qemu_default_pixelformat(int bpp);
 245
 246 DisplaySurface *qemu_create_displaysurface(int width, int height);
 247 void qemu_free_displaysurface(DisplaySurface *surface);
 248
 249 static inline int is_surface_bgr(DisplaySurface *surface)
 250 {
 251     if (PIXMAN_FORMAT_BPP(surface->format) == 32 &&
 252         PIXMAN_FORMAT_TYPE(surface->format) == PIXMAN_TYPE_ABGR) {
 253         return 1;
 254     } else {
 255         return 0;
 256     }
 257 }
 258
 259 static inline int is_buffer_shared(DisplaySurface *surface)
 260 {
 261     return !(surface->flags & QEMU_ALLOCATED_FLAG);
 262 }
 263
 264 void register_displaychangelistener(DisplayChangeListener *dcl);
 265 void update_displaychangelistener(DisplayChangeListener *dcl,
 266                                   uint64_t interval);
 267 void unregister_displaychangelistener(DisplayChangeListener *dcl);
 268
 269 bool dpy_ui_info_supported(QemuConsole *con);
 270 int dpy_set_ui_info(QemuConsole *con, QemuUIInfo *info);
 271
 272 void dpy_gfx_update(QemuConsole *con, int x, int y, int w, int h);
 273 void dpy_gfx_replace_surface(QemuConsole *con,
 274                              DisplaySurface *surface);
 275 void dpy_gfx_copy(QemuConsole *con, int src_x, int src_y,
 276                   int dst_x, int dst_y, int w, int h);
 277 void dpy_text_cursor(QemuConsole *con, int x, int y);
 278 void dpy_text_update(QemuConsole *con, int x, int y, int w, int h);
 279 void dpy_text_resize(QemuConsole *con, int w, int h);
 280 void dpy_mouse_set(QemuConsole *con, int x, int y, int on);
 281 void dpy_cursor_define(QemuConsole *con, QEMUCursor *cursor);
 282 bool dpy_cursor_define_supported(QemuConsole *con);
 283 bool dpy_gfx_check_format(QemuConsole *con,
 284                           pixman_format_code_t format);
 285
 286 void dpy_gl_scanout(QemuConsole *con,
 287                     uint32_t backing_id, bool backing_y_0_top,
 288                     uint32_t x, uint32_t y, uint32_t w, uint32_t h);
 289 void dpy_gl_update(QemuConsole *con,
 290                    uint32_t x, uint32_t y, uint32_t w, uint32_t h);
 291
 292 QEMUGLContext dpy_gl_ctx_create(QemuConsole *con,
 293                                 QEMUGLParams *params);
 294 void dpy_gl_ctx_destroy(QemuConsole *con, QEMUGLContext ctx);
 295 int dpy_gl_ctx_make_current(QemuConsole *con, QEMUGLContext ctx);
 296 QEMUGLContext dpy_gl_ctx_get_current(QemuConsole *con);
 297
 298 bool console_has_gl(QemuConsole *con);
 299
 300 static inline int surface_stride(DisplaySurface *s)
 301 {
 302     return pixman_image_get_stride(s->image);
 303 }
 304
 305 static inline void *surface_data(DisplaySurface *s)
 306 {
 307     return pixman_image_get_data(s->image);
 308 }
 309
 310 static inline int surface_width(DisplaySurface *s)
 311 {
 312     return pixman_image_get_width(s->image);
 313 }
 314
 315 static inline int surface_height(DisplaySurface *s)
 316 {
 317     return pixman_image_get_height(s->image);
 318 }
 319
 320 static inline int surface_bits_per_pixel(DisplaySurface *s)
 321 {
 322     int bits = PIXMAN_FORMAT_BPP(s->format);
 323     return bits;
 324 }
 325
 326 static inline int surface_bytes_per_pixel(DisplaySurface *s)
 327 {
 328     int bits = PIXMAN_FORMAT_BPP(s->format);
 329     return (bits + 7) / 8;
 330 }
 331
 332 static inline pixman_format_code_t surface_format(DisplaySurface *s)
 333 {
 334     return s->format;
 335 }
 336
 337 #ifdef CONFIG_CURSES
 338 #include <curses.h>
 339 typedef chtype console_ch_t;
 340 extern chtype vga_to_curses[];
 341 #else
 342 typedef unsigned long console_ch_t;
 343 #endif
 344 static inline void console_write_ch(console_ch_t *dest, uint32_t ch)
 345 {
 346     uint8_t c = ch;
 347 #ifdef CONFIG_CURSES
 348     if (vga_to_curses[c]) {
 349         ch &= ~(console_ch_t)0xff;
 350         ch |= vga_to_curses[c];
 351     }
 352 #else
 353     if (c == '\0') {
 354         ch |= ' ';
 355     }
 356 #endif
 357     *dest = ch;
 358 }
 359
 360 typedef struct GraphicHwOps {
 361     void (*invalidate)(void *opaque);
 362     void (*gfx_update)(void *opaque);
 363     void (*text_update)(void *opaque, console_ch_t *text);
 364     void (*update_interval)(void *opaque, uint64_t interval);
 365     int (*ui_info)(void *opaque, uint32_t head, QemuUIInfo *info);
 366     void (*gl_block)(void *opaque, bool block);
 367 } GraphicHwOps;
 368
 369 QemuConsole *graphic_console_init(DeviceState *dev, uint32_t head,
 370                                   const GraphicHwOps *ops,
 371                                   void *opaque);
 372 void graphic_console_set_hwops(QemuConsole *con,
 373                                const GraphicHwOps *hw_ops,
 374                                void *opaque);
 375
 376 void graphic_hw_update(QemuConsole *con);
 377 void graphic_hw_invalidate(QemuConsole *con);
 378 void graphic_hw_text_update(QemuConsole *con, console_ch_t *chardata);
 379 void graphic_hw_gl_block(QemuConsole *con, bool block);
 380
 381 QemuConsole *qemu_console_lookup_by_index(unsigned int index);
 382 QemuConsole *qemu_console_lookup_by_device(DeviceState *dev, uint32_t head);
 383 QemuConsole *qemu_console_lookup_by_device_name(const char *device_id,
 384                                                 uint32_t head, Error **errp);
 385 bool qemu_console_is_visible(QemuConsole *con);
 386 bool qemu_console_is_graphic(QemuConsole *con);
 387 bool qemu_console_is_fixedsize(QemuConsole *con);
 388 char *qemu_console_get_label(QemuConsole *con);
 389 int qemu_console_get_index(QemuConsole *con);
 390 uint32_t qemu_console_get_head(QemuConsole *con);
 391 QemuUIInfo *qemu_console_get_ui_info(QemuConsole *con);
 392 int qemu_console_get_width(QemuConsole *con, int fallback);
 393 int qemu_console_get_height(QemuConsole *con, int fallback);
 394
 395 void text_consoles_set_display(DisplayState *ds);
 396 void console_select(unsigned int index);
 397 void console_color_init(DisplayState *ds);
 398 void qemu_console_resize(QemuConsole *con, int width, int height);
 399 void qemu_console_copy(QemuConsole *con, int src_x, int src_y,
 400                        int dst_x, int dst_y, int w, int h);
 401 DisplaySurface *qemu_console_surface(QemuConsole *con);
 402
 403 /* console-gl.c */
 404 typedef struct ConsoleGLState ConsoleGLState;
 405 #ifdef CONFIG_OPENGL
 406 ConsoleGLState *console_gl_init_context(void);
 407 void console_gl_fini_context(ConsoleGLState *gls);
 408 bool console_gl_check_format(DisplayChangeListener *dcl,
 409                              pixman_format_code_t format);
 410 void surface_gl_create_texture(ConsoleGLState *gls,
 411                                DisplaySurface *surface);
 412 void surface_gl_update_texture(ConsoleGLState *gls,
 413                                DisplaySurface *surface,
 414                                int x, int y, int w, int h);
 415 void surface_gl_render_texture(ConsoleGLState *gls,
 416                                DisplaySurface *surface);
 417 void surface_gl_destroy_texture(ConsoleGLState *gls,
 418                                DisplaySurface *surface);
 419 void surface_gl_setup_viewport(ConsoleGLState *gls,
 420                                DisplaySurface *surface,
 421                                int ww, int wh);
 422 #endif
 423
 424 /* sdl.c */
 425 #ifdef CONFIG_SDL
 426 void sdl_display_early_init(int opengl);
 427 void sdl_display_init(DisplayState *ds, int full_screen, int no_frame);
 428 #else
 429 static inline void sdl_display_early_init(int opengl)
 430 {
 431     /* This must never be called if CONFIG_SDL is disabled */
 432     error_report("SDL support is disabled");
 433     abort();
 434 }
 435 static inline void sdl_display_init(DisplayState *ds, int full_screen,
 436                                     int no_frame)
 437 {
 438     /* This must never be called if CONFIG_SDL is disabled */
 439     error_report("SDL support is disabled");
 440     abort();
 441 }
 442 #endif
 443
 444 /* cocoa.m */
 445 #ifdef CONFIG_COCOA
 446 void cocoa_display_init(DisplayState *ds, int full_screen);
 447 #else
 448 static inline void cocoa_display_init(DisplayState *ds, int full_screen)
 449 {
 450     /* This must never be called if CONFIG_COCOA is disabled */
 451     error_report("Cocoa support is disabled");
 452     abort();
 453 }
 454 #endif
 455
 456 /* vnc.c */
 457 void vnc_display_init(const char *id);
 458 void vnc_display_open(const char *id, Error **errp);
 459 void vnc_display_add_client(const char *id, int csock, bool skipauth);
 460 #ifdef CONFIG_VNC
 461 int vnc_display_password(const char *id, const char *password);
 462 int vnc_display_pw_expire(const char *id, time_t expires);
 463 QemuOpts *vnc_parse(const char *str, Error **errp);
 464 int vnc_init_func(void *opaque, QemuOpts *opts, Error **errp);
 465 #else
 466 static inline int vnc_display_password(const char *id, const char *password)
 467 {
 468     return -ENODEV;
 469 }
 470 static inline int vnc_display_pw_expire(const char *id, time_t expires)
 471 {
 472     return -ENODEV;
 473 };
 474 static inline QemuOpts *vnc_parse(const char *str, Error **errp)
 475 {
 476     error_setg(errp, "VNC support is disabled");
 477     return NULL;
 478 }
 479 static inline int vnc_init_func(void *opaque, QemuOpts *opts, Error **errp)
 480 {
 481     error_setg(errp, "VNC support is disabled");
 482     return -1;
 483 }
 484 #endif
 485
 486 /* curses.c */
 487 #ifdef CONFIG_CURSES
 488 void curses_display_init(DisplayState *ds, int full_screen);
 489 #else
 490 static inline void curses_display_init(DisplayState *ds, int full_screen)
 491 {
 492     /* This must never be called if CONFIG_CURSES is disabled */
 493     error_report("curses support is disabled");
 494     abort();
 495 }
 496 #endif
 497
 498 /* input.c */
 499 int index_from_key(const char *key, size_t key_length);
 500
 501 /* gtk.c */
 502 #ifdef CONFIG_GTK
 503 void early_gtk_display_init(int opengl);
 504 void gtk_display_init(DisplayState *ds, bool full_screen, bool grab_on_hover);
 505 #else
 506 static inline void gtk_display_init(DisplayState *ds, bool full_screen,
 507                                     bool grab_on_hover)
 508 {
 509     /* This must never be called if CONFIG_GTK is disabled */
 510     error_report("GTK support is disabled");
 511     abort();
 512 }
 513
 514 static inline void early_gtk_display_init(int opengl)
 515 {
 516     /* This must never be called if CONFIG_GTK is disabled */
 517     error_report("GTK support is disabled");
 518     abort();
 519 }
 520 #endif
 521
 522 #endif