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 backing_width, uint32_t backing_height,
 221                            uint32_t x, uint32_t y, uint32_t w, uint32_t h);
 222     void (*dpy_gl_update)(DisplayChangeListener *dcl,
 223                           uint32_t x, uint32_t y, uint32_t w, uint32_t h);
 224
 225 } DisplayChangeListenerOps;
 226
 227 struct DisplayChangeListener {
 228     uint64_t update_interval;
 229     const DisplayChangeListenerOps *ops;
 230     DisplayState *ds;
 231     QemuConsole *con;
 232
 233     QLIST_ENTRY(DisplayChangeListener) next;
 234 };
 235
 236 DisplayState *init_displaystate(void);
 237 DisplaySurface *qemu_create_displaysurface_from(int width, int height,
 238                                                 pixman_format_code_t format,
 239                                                 int linesize, uint8_t *data);
 240 DisplaySurface *qemu_create_displaysurface_pixman(pixman_image_t *image);
 241 DisplaySurface *qemu_create_displaysurface_guestmem(int width, int height,
 242                                                     pixman_format_code_t format,
 243                                                     int linesize,
 244                                                     uint64_t addr);
 245 PixelFormat qemu_default_pixelformat(int bpp);
 246
 247 DisplaySurface *qemu_create_displaysurface(int width, int height);
 248 void qemu_free_displaysurface(DisplaySurface *surface);
 249
 250 static inline int is_surface_bgr(DisplaySurface *surface)
 251 {
 252     if (PIXMAN_FORMAT_BPP(surface->format) == 32 &&
 253         PIXMAN_FORMAT_TYPE(surface->format) == PIXMAN_TYPE_ABGR) {
 254         return 1;
 255     } else {
 256         return 0;
 257     }
 258 }
 259
 260 static inline int is_buffer_shared(DisplaySurface *surface)
 261 {
 262     return !(surface->flags & QEMU_ALLOCATED_FLAG);
 263 }
 264
 265 void register_displaychangelistener(DisplayChangeListener *dcl);
 266 void update_displaychangelistener(DisplayChangeListener *dcl,
 267                                   uint64_t interval);
 268 void unregister_displaychangelistener(DisplayChangeListener *dcl);
 269
 270 bool dpy_ui_info_supported(QemuConsole *con);
 271 int dpy_set_ui_info(QemuConsole *con, QemuUIInfo *info);
 272
 273 void dpy_gfx_update(QemuConsole *con, int x, int y, int w, int h);
 274 void dpy_gfx_replace_surface(QemuConsole *con,
 275                              DisplaySurface *surface);
 276 void dpy_gfx_copy(QemuConsole *con, int src_x, int src_y,
 277                   int dst_x, int dst_y, int w, int h);
 278 void dpy_text_cursor(QemuConsole *con, int x, int y);
 279 void dpy_text_update(QemuConsole *con, int x, int y, int w, int h);
 280 void dpy_text_resize(QemuConsole *con, int w, int h);
 281 void dpy_mouse_set(QemuConsole *con, int x, int y, int on);
 282 void dpy_cursor_define(QemuConsole *con, QEMUCursor *cursor);
 283 bool dpy_cursor_define_supported(QemuConsole *con);
 284 bool dpy_gfx_check_format(QemuConsole *con,
 285                           pixman_format_code_t format);
 286
 287 void dpy_gl_scanout(QemuConsole *con,
 288                     uint32_t backing_id, bool backing_y_0_top,
 289                     uint32_t backing_width, uint32_t backing_height,
 290                     uint32_t x, uint32_t y, uint32_t w, uint32_t h);
 291 void dpy_gl_update(QemuConsole *con,
 292                    uint32_t x, uint32_t y, uint32_t w, uint32_t h);
 293
 294 QEMUGLContext dpy_gl_ctx_create(QemuConsole *con,
 295                                 QEMUGLParams *params);
 296 void dpy_gl_ctx_destroy(QemuConsole *con, QEMUGLContext ctx);
 297 int dpy_gl_ctx_make_current(QemuConsole *con, QEMUGLContext ctx);
 298 QEMUGLContext dpy_gl_ctx_get_current(QemuConsole *con);
 299
 300 bool console_has_gl(QemuConsole *con);
 301
 302 static inline int surface_stride(DisplaySurface *s)
 303 {
 304     return pixman_image_get_stride(s->image);
 305 }
 306
 307 static inline void *surface_data(DisplaySurface *s)
 308 {
 309     return pixman_image_get_data(s->image);
 310 }
 311
 312 static inline int surface_width(DisplaySurface *s)
 313 {
 314     return pixman_image_get_width(s->image);
 315 }
 316
 317 static inline int surface_height(DisplaySurface *s)
 318 {
 319     return pixman_image_get_height(s->image);
 320 }
 321
 322 static inline int surface_bits_per_pixel(DisplaySurface *s)
 323 {
 324     int bits = PIXMAN_FORMAT_BPP(s->format);
 325     return bits;
 326 }
 327
 328 static inline int surface_bytes_per_pixel(DisplaySurface *s)
 329 {
 330     int bits = PIXMAN_FORMAT_BPP(s->format);
 331     return (bits + 7) / 8;
 332 }
 333
 334 static inline pixman_format_code_t surface_format(DisplaySurface *s)
 335 {
 336     return s->format;
 337 }
 338
 339 #ifdef CONFIG_CURSES
 340 #include <curses.h>
 341 typedef chtype console_ch_t;
 342 extern chtype vga_to_curses[];
 343 #else
 344 typedef unsigned long console_ch_t;
 345 #endif
 346 static inline void console_write_ch(console_ch_t *dest, uint32_t ch)
 347 {
 348     uint8_t c = ch;
 349 #ifdef CONFIG_CURSES
 350     if (vga_to_curses[c]) {
 351         ch &= ~(console_ch_t)0xff;
 352         ch |= vga_to_curses[c];
 353     }
 354 #else
 355     if (c == '\0') {
 356         ch |= ' ';
 357     }
 358 #endif
 359     *dest = ch;
 360 }
 361
 362 typedef struct GraphicHwOps {
 363     void (*invalidate)(void *opaque);
 364     void (*gfx_update)(void *opaque);
 365     void (*text_update)(void *opaque, console_ch_t *text);
 366     void (*update_interval)(void *opaque, uint64_t interval);
 367     int (*ui_info)(void *opaque, uint32_t head, QemuUIInfo *info);
 368     void (*gl_block)(void *opaque, bool block);
 369 } GraphicHwOps;
 370
 371 QemuConsole *graphic_console_init(DeviceState *dev, uint32_t head,
 372                                   const GraphicHwOps *ops,
 373                                   void *opaque);
 374 void graphic_console_set_hwops(QemuConsole *con,
 375                                const GraphicHwOps *hw_ops,
 376                                void *opaque);
 377
 378 void graphic_hw_update(QemuConsole *con);
 379 void graphic_hw_invalidate(QemuConsole *con);
 380 void graphic_hw_text_update(QemuConsole *con, console_ch_t *chardata);
 381 void graphic_hw_gl_block(QemuConsole *con, bool block);
 382
 383 QemuConsole *qemu_console_lookup_by_index(unsigned int index);
 384 QemuConsole *qemu_console_lookup_by_device(DeviceState *dev, uint32_t head);
 385 QemuConsole *qemu_console_lookup_by_device_name(const char *device_id,
 386                                                 uint32_t head, Error **errp);
 387 bool qemu_console_is_visible(QemuConsole *con);
 388 bool qemu_console_is_graphic(QemuConsole *con);
 389 bool qemu_console_is_fixedsize(QemuConsole *con);
 390 bool qemu_console_is_gl_blocked(QemuConsole *con);
 391 char *qemu_console_get_label(QemuConsole *con);
 392 int qemu_console_get_index(QemuConsole *con);
 393 uint32_t qemu_console_get_head(QemuConsole *con);
 394 QemuUIInfo *qemu_console_get_ui_info(QemuConsole *con);
 395 int qemu_console_get_width(QemuConsole *con, int fallback);
 396 int qemu_console_get_height(QemuConsole *con, int fallback);
 397
 398 void console_select(unsigned int index);
 399 void qemu_console_resize(QemuConsole *con, int width, int height);
 400 void qemu_console_copy(QemuConsole *con, int src_x, int src_y,
 401                        int dst_x, int dst_y, int w, int h);
 402 DisplaySurface *qemu_console_surface(QemuConsole *con);
 403
 404 /* console-gl.c */
 405 typedef struct ConsoleGLState ConsoleGLState;
 406 #ifdef CONFIG_OPENGL
 407 ConsoleGLState *console_gl_init_context(void);
 408 void console_gl_fini_context(ConsoleGLState *gls);
 409 bool console_gl_check_format(DisplayChangeListener *dcl,
 410                              pixman_format_code_t format);
 411 void surface_gl_create_texture(ConsoleGLState *gls,
 412                                DisplaySurface *surface);
 413 void surface_gl_update_texture(ConsoleGLState *gls,
 414                                DisplaySurface *surface,
 415                                int x, int y, int w, int h);
 416 void surface_gl_render_texture(ConsoleGLState *gls,
 417                                DisplaySurface *surface);
 418 void surface_gl_destroy_texture(ConsoleGLState *gls,
 419                                DisplaySurface *surface);
 420 void surface_gl_setup_viewport(ConsoleGLState *gls,
 421                                DisplaySurface *surface,
 422                                int ww, int wh);
 423 #endif
 424
 425 /* sdl.c */
 426 #ifdef CONFIG_SDL
 427 void sdl_display_early_init(int opengl);
 428 void sdl_display_init(DisplayState *ds, int full_screen, int no_frame);
 429 #else
 430 static inline void sdl_display_early_init(int opengl)
 431 {
 432     /* This must never be called if CONFIG_SDL is disabled */
 433     error_report("SDL support is disabled");
 434     abort();
 435 }
 436 static inline void sdl_display_init(DisplayState *ds, int full_screen,
 437                                     int no_frame)
 438 {
 439     /* This must never be called if CONFIG_SDL is disabled */
 440     error_report("SDL support is disabled");
 441     abort();
 442 }
 443 #endif
 444
 445 /* cocoa.m */
 446 #ifdef CONFIG_COCOA
 447 void cocoa_display_init(DisplayState *ds, int full_screen);
 448 #else
 449 static inline void cocoa_display_init(DisplayState *ds, int full_screen)
 450 {
 451     /* This must never be called if CONFIG_COCOA is disabled */
 452     error_report("Cocoa support is disabled");
 453     abort();
 454 }
 455 #endif
 456
 457 /* vnc.c */
 458 void vnc_display_init(const char *id);
 459 void vnc_display_open(const char *id, Error **errp);
 460 void vnc_display_add_client(const char *id, int csock, bool skipauth);
 461 #ifdef CONFIG_VNC
 462 int vnc_display_password(const char *id, const char *password);
 463 int vnc_display_pw_expire(const char *id, time_t expires);
 464 QemuOpts *vnc_parse(const char *str, Error **errp);
 465 int vnc_init_func(void *opaque, QemuOpts *opts, Error **errp);
 466 #else
 467 static inline int vnc_display_password(const char *id, const char *password)
 468 {
 469     return -ENODEV;
 470 }
 471 static inline int vnc_display_pw_expire(const char *id, time_t expires)
 472 {
 473     return -ENODEV;
 474 };
 475 static inline QemuOpts *vnc_parse(const char *str, Error **errp)
 476 {
 477     error_setg(errp, "VNC support is disabled");
 478     return NULL;
 479 }
 480 static inline int vnc_init_func(void *opaque, QemuOpts *opts, Error **errp)
 481 {
 482     error_setg(errp, "VNC support is disabled");
 483     return -1;
 484 }
 485 #endif
 486
 487 /* curses.c */
 488 #ifdef CONFIG_CURSES
 489 void curses_display_init(DisplayState *ds, int full_screen);
 490 #else
 491 static inline void curses_display_init(DisplayState *ds, int full_screen)
 492 {
 493     /* This must never be called if CONFIG_CURSES is disabled */
 494     error_report("curses support is disabled");
 495     abort();
 496 }
 497 #endif
 498
 499 /* input.c */
 500 int index_from_key(const char *key, size_t key_length);
 501
 502 /* gtk.c */
 503 #ifdef CONFIG_GTK
 504 void early_gtk_display_init(int opengl);
 505 void gtk_display_init(DisplayState *ds, bool full_screen, bool grab_on_hover);
 506 #else
 507 static inline void gtk_display_init(DisplayState *ds, bool full_screen,
 508                                     bool grab_on_hover)
 509 {
 510     /* This must never be called if CONFIG_GTK is disabled */
 511     error_report("GTK support is disabled");
 512     abort();
 513 }
 514
 515 static inline void early_gtk_display_init(int opengl)
 516 {
 517     /* This must never be called if CONFIG_GTK is disabled */
 518     error_report("GTK support is disabled");
 519     abort();
 520 }
 521 #endif
 522
 523 #endif