src/screen.c

   1 /*
   2
   3      Copyright (C) 2013 Proxmox Server Solutions GmbH
   4
   5      Copyright: spiceterm is under GNU GPL, the GNU General Public License.
   6
   7      This program is free software; you can redistribute it and/or modify
   8      it under the terms of the GNU General Public License as published by
   9      the Free Software Foundation; version 2 dated June, 1991.
  10
  11      This program is distributed in the hope that it will be useful,
  12      but WITHOUT ANY WARRANTY; without even the implied warranty of
  13      MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  14      GNU General Public License for more details.
  15
  16      You should have received a copy of the GNU General Public License
  17      along with this program; if not, write to the Free Software
  18      Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA
  19      02111-1307, USA.
  20
  21      Author: Dietmar Maurer <dietmar@proxmox.com>
  22
  23      Note: qlx drawing code is copied from spice-server test code.
  24
  25 */
  26
  27 #include <stdlib.h>
  28 #include <math.h>
  29 #include <string.h>
  30 #include <stdio.h>
  31 #include <unistd.h>
  32 #include <signal.h>
  33 #include <wait.h>
  34 #include <sys/select.h>
  35 #include <sys/types.h>
  36 #include <getopt.h>
  37
  38 #include <spice.h>
  39 #include <spice/enums.h>
  40 #include <spice/macros.h>
  41 #include <spice/qxl_dev.h>
  42 #include <spice/vd_agent.h>
  43
  44 #include "glyphs.h"
  45
  46 #include "spiceterm.h"
  47
  48 static int debug = 0;
  49
  50 #define DPRINTF(x, format, ...) { \
  51     if (x <= debug) { \
  52         printf("%s: " format "\n" , __FUNCTION__, ## __VA_ARGS__); \
  53     } \
  54 }
  55
  56 #define MEM_SLOT_GROUP_ID 0
  57
  58
  59 extern unsigned char color_table[];
  60
  61 /* these colours are from linux kernel drivers/char/vt.c */
  62 /* the default colour table, for VGA+ colour systems */
  63 int default_red[] = {0x00,0xaa,0x00,0xaa,0x00,0xaa,0x00,0xaa,
  64     0x55,0xff,0x55,0xff,0x55,0xff,0x55,0xff};
  65 int default_grn[] = {0x00,0x00,0xaa,0x55,0x00,0x00,0xaa,0xaa,
  66     0x55,0x55,0xff,0xff,0x55,0x55,0xff,0xff};
  67 int default_blu[] = {0x00,0x00,0x00,0x00,0xaa,0xaa,0xaa,0xaa,
  68     0x55,0x55,0x55,0x55,0xff,0xff,0xff,0xff};
  69
  70 /* Parts cribbed from spice-display.h/.c/qxl.c */
  71
  72 typedef struct SimpleSpiceUpdate {
  73     QXLCommandExt ext; // needs to be first member
  74     QXLDrawable drawable;
  75     QXLImage image;
  76     uint8_t *bitmap;
  77     int cache_id; // do not free bitmap if cache_id != 0
  78 } SimpleSpiceUpdate;
  79
  80 static void
  81 spice_screen_destroy_update(SimpleSpiceUpdate *update)
  82 {
  83     if (!update) {
  84         return;
  85     }
  86     if (update->drawable.clip.type != SPICE_CLIP_TYPE_NONE) {
  87         uint8_t *ptr = (uint8_t*)update->drawable.clip.data;
  88         free(ptr);
  89     }
  90     if (update->bitmap && !update->cache_id) {
  91         g_free(update->bitmap);
  92     }
  93
  94     g_free(update);
  95 }
  96
  97 static void
  98 release_qxl_command_ext(QXLCommandExt *ext)
  99 {
 100     g_assert(ext != NULL);
 101
 102     switch (ext->cmd.type) {
 103     case QXL_CMD_DRAW:
 104         spice_screen_destroy_update((void*)ext);
 105         break;
 106     case QXL_CMD_SURFACE:
 107         free(ext);
 108         break;
 109     case QXL_CMD_CURSOR: {
 110         QXLCursorCmd *cmd = (QXLCursorCmd *)(unsigned long)ext->cmd.data;
 111         if (cmd->type == QXL_CURSOR_SET) {
 112             free(cmd);
 113         }
 114         free(ext);
 115         break;
 116     }
 117     default:
 118         abort();
 119     }
 120 }
 121
 122 static void
 123 release_resource(QXLInstance *qin, struct QXLReleaseInfoExt release_info)
 124 {
 125     QXLCommandExt *ext = (QXLCommandExt*)(unsigned long)release_info.info->id;
 126
 127     g_assert(release_info.group_id == MEM_SLOT_GROUP_ID);
 128     release_qxl_command_ext(ext);
 129 }
 130
 131 static int unique = 0x0ffff + 1;
 132
 133 static void
 134 set_cmd(QXLCommandExt *ext, uint32_t type, QXLPHYSICAL data)
 135 {
 136     ext->cmd.type = type;
 137     ext->cmd.data = data;
 138     ext->cmd.padding = 0;
 139     ext->group_id = MEM_SLOT_GROUP_ID;
 140     ext->flags = 0;
 141 }
 142
 143 static void
 144 simple_set_release_info(QXLReleaseInfo *info, intptr_t ptr)
 145 {
 146     info->id = ptr;
 147     //info->group_id = MEM_SLOT_GROUP_ID;
 148 }
 149
 150 /* Note: push_command/get_command are called from different threads */
 151
 152 static void
 153 push_command(SpiceScreen *spice_screen, QXLCommandExt *ext)
 154 {
 155     int need_wakeup = 1;
 156
 157     g_mutex_lock(&spice_screen->command_mutex);
 158
 159     while (spice_screen->commands_end - spice_screen->commands_start >= COMMANDS_SIZE) {
 160         g_cond_wait(&spice_screen->command_cond, &spice_screen->command_mutex);
 161     }
 162
 163     g_assert(spice_screen->commands_end - spice_screen->commands_start < COMMANDS_SIZE);
 164
 165     if ((spice_screen->commands_end - spice_screen->commands_start) > 0) {
 166         need_wakeup = 0;
 167     }
 168
 169     spice_screen->commands[spice_screen->commands_end % COMMANDS_SIZE] = ext;
 170     spice_screen->commands_end++;
 171
 172     if (need_wakeup) {
 173         spice_qxl_wakeup(&spice_screen->qxl_instance);
 174         //spice_screen->qxl_worker->wakeup(spice_screen->qxl_worker);
 175     }
 176
 177     g_mutex_unlock(&spice_screen->command_mutex);
 178
 179 }
 180
 181 /* bitmap are freed, so they must be allocated with g_malloc */
 182 static SimpleSpiceUpdate *
 183 spice_screen_update_from_bitmap_cmd(uint32_t surface_id, QXLRect bbox, uint8_t *bitmap, int cache_id)
 184 {
 185     SimpleSpiceUpdate *update;
 186     QXLDrawable *drawable;
 187     QXLImage *image;
 188     uint32_t bw, bh;
 189
 190     bh = bbox.bottom - bbox.top;
 191     bw = bbox.right - bbox.left;
 192
 193     update   = g_new0(SimpleSpiceUpdate, 1);
 194     update->bitmap = bitmap;
 195     drawable = &update->drawable;
 196     image    = &update->image;
 197
 198     drawable->surface_id      = surface_id;
 199
 200     drawable->bbox            = bbox;
 201     drawable->clip.type       = SPICE_CLIP_TYPE_NONE;
 202     drawable->effect          = QXL_EFFECT_OPAQUE;
 203     simple_set_release_info(&drawable->release_info, (intptr_t)update);
 204     drawable->type            = QXL_DRAW_COPY;
 205     drawable->surfaces_dest[0] = -1;
 206     drawable->surfaces_dest[1] = -1;
 207     drawable->surfaces_dest[2] = -1;
 208
 209     drawable->u.copy.rop_descriptor  = SPICE_ROPD_OP_PUT;
 210     drawable->u.copy.src_bitmap      = (intptr_t)image;
 211     drawable->u.copy.src_area.right  = bw;
 212     drawable->u.copy.src_area.bottom = bh;
 213
 214     if (cache_id) {
 215         QXL_SET_IMAGE_ID(image, QXL_IMAGE_GROUP_DEVICE, cache_id);
 216         image->descriptor.flags = SPICE_IMAGE_FLAGS_CACHE_ME;
 217         update->cache_id = cache_id;
 218     } else {
 219         QXL_SET_IMAGE_ID(image, QXL_IMAGE_GROUP_DEVICE, ++unique);
 220     }
 221     image->descriptor.type   = SPICE_IMAGE_TYPE_BITMAP;
 222     image->bitmap.flags      = QXL_BITMAP_DIRECT | QXL_BITMAP_TOP_DOWN;
 223     image->bitmap.stride     = bw * 4;
 224     image->descriptor.width  = image->bitmap.x = bw;
 225     image->descriptor.height = image->bitmap.y = bh;
 226     image->bitmap.data = (intptr_t)bitmap;
 227     image->bitmap.palette = 0;
 228     image->bitmap.format = SPICE_BITMAP_FMT_32BIT;
 229
 230     set_cmd(&update->ext, QXL_CMD_DRAW, (intptr_t)drawable);
 231
 232     return update;
 233 }
 234
 235 static SimpleSpiceUpdate *
 236 spice_screen_draw_char_cmd(SpiceScreen *spice_screen, int x, int y, int c,
 237                            int fg, int bg, gboolean uline)
 238 {
 239     int top, left;
 240     uint8_t *dst;
 241     uint8_t *bitmap = NULL;
 242     int bw, bh;
 243     int i, j;
 244     QXLRect bbox;
 245     int cache_id = 0;
 246     CachedImage *ce;
 247
 248     if (!uline && c < 256) {
 249         cache_id = ((fg << 12) | (bg << 8) | (c & 255)) & 0x0ffff;
 250         if ((ce = (CachedImage *)g_hash_table_lookup(spice_screen->image_cache, &cache_id))) {
 251             bitmap = ce->bitmap;
 252         }
 253     }
 254
 255     left = x*8;
 256     top = y*16;
 257
 258     bw       = 8;
 259     bh       = 16;
 260
 261     if (!bitmap) {
 262         bitmap = dst = g_malloc(bw * bh * 4);
 263
 264         unsigned char *data = vt_font_data + c*16;
 265         unsigned char d = *data;
 266
 267         g_assert(fg >= 0 && fg < 16);
 268         g_assert(bg >= 0 && bg < 16);
 269
 270         unsigned char fgc_red = default_red[color_table[fg]];
 271         unsigned char fgc_blue = default_blu[color_table[fg]];
 272         unsigned char fgc_green = default_grn[color_table[fg]];
 273         unsigned char bgc_red = default_red[color_table[bg]];
 274         unsigned char bgc_blue = default_blu[color_table[bg]];
 275         unsigned char bgc_green = default_grn[color_table[bg]];
 276
 277         for (j = 0; j < 16; j++) {
 278             gboolean ul = (j == 14) && uline;
 279             for (i = 0; i < 8; i++) {
 280                 if (i == 0) {
 281                     d=*data;
 282                     data++;
 283                 }
 284                 if (ul || d&0x80) {
 285                     *(dst) = fgc_blue;
 286                     *(dst+1) = fgc_green;
 287                     *(dst+2) = fgc_red;
 288                     *(dst+3) = 0;
 289                 } else {
 290                     *(dst) = bgc_blue;
 291                     *(dst+1) = bgc_green;
 292                     *(dst+2) = bgc_red;
 293                     *(dst+3) = 0;
 294                 }
 295                 d<<=1;
 296                 dst += 4;
 297             }
 298         }
 299
 300         if (cache_id != 0) {
 301             ce = g_new(CachedImage, 1);
 302             ce->cache_id = cache_id;
 303             ce->bitmap = bitmap;
 304             g_hash_table_insert(spice_screen->image_cache, &ce->cache_id, ce);
 305         }
 306     }
 307
 308     bbox.left = left; bbox.top = top;
 309     bbox.right = left + bw; bbox.bottom = top + bh;
 310
 311     return spice_screen_update_from_bitmap_cmd(0, bbox, bitmap, cache_id);
 312 }
 313
 314 void
 315 spice_screen_scroll(SpiceScreen *spice_screen, int x1, int y1,
 316                     int x2, int y2, int src_x, int src_y)
 317 {
 318     SimpleSpiceUpdate *update;
 319     QXLDrawable *drawable;
 320     QXLRect bbox;
 321
 322     int surface_id = 0;
 323
 324     update   = g_new0(SimpleSpiceUpdate, 1);
 325     drawable = &update->drawable;
 326
 327     bbox.left = x1;
 328     bbox.top = y1;
 329     bbox.right = x2;
 330     bbox.bottom = y2;
 331
 332     drawable->surface_id = surface_id;
 333
 334     drawable->bbox            = bbox;
 335     drawable->clip.type       = SPICE_CLIP_TYPE_NONE;
 336     drawable->effect          = QXL_EFFECT_OPAQUE;
 337     simple_set_release_info(&drawable->release_info, (intptr_t)update);
 338     drawable->type            = QXL_COPY_BITS;
 339     drawable->surfaces_dest[0] = -1;
 340     drawable->surfaces_dest[1] = -1;
 341     drawable->surfaces_dest[2] = -1;
 342
 343     drawable->u.copy_bits.src_pos.x = src_x;
 344     drawable->u.copy_bits.src_pos.y = src_y;
 345
 346     set_cmd(&update->ext, QXL_CMD_DRAW, (intptr_t)drawable);
 347
 348     push_command(spice_screen, &update->ext);
 349 }
 350
 351 void
 352 spice_screen_clear(SpiceScreen *spice_screen, int x1, int y1, int x2, int y2)
 353 {
 354     SimpleSpiceUpdate *update;
 355     QXLDrawable *drawable;
 356     QXLRect bbox;
 357
 358     int surface_id = 0;
 359
 360     update   = g_new0(SimpleSpiceUpdate, 1);
 361     drawable = &update->drawable;
 362
 363     bbox.left = x1;
 364     bbox.top = y1;
 365     bbox.right = x2;
 366     bbox.bottom = y2;
 367
 368     drawable->surface_id = surface_id;
 369
 370     drawable->bbox            = bbox;
 371     drawable->clip.type       = SPICE_CLIP_TYPE_NONE;
 372     drawable->effect          = QXL_EFFECT_OPAQUE;
 373     simple_set_release_info(&drawable->release_info, (intptr_t)update);
 374     drawable->type            = QXL_DRAW_BLACKNESS;
 375     drawable->surfaces_dest[0] = -1;
 376     drawable->surfaces_dest[1] = -1;
 377     drawable->surfaces_dest[2] = -1;
 378
 379     set_cmd(&update->ext, QXL_CMD_DRAW, (intptr_t)drawable);
 380
 381     push_command(spice_screen, &update->ext);
 382 }
 383
 384 static void
 385 create_primary_surface(SpiceScreen *spice_screen, uint32_t width,
 386                        uint32_t height)
 387 {
 388     QXLDevSurfaceCreate surface = { 0, };
 389
 390     g_assert(height > 0);
 391     g_assert(width > 0);
 392
 393     if (height > MAX_HEIGHT)
 394         height = MAX_HEIGHT;
 395
 396     if (width > MAX_WIDTH)
 397         width = MAX_WIDTH;
 398
 399     surface.format     = SPICE_SURFACE_FMT_32_xRGB;
 400     surface.width      = spice_screen->primary_width = width;
 401     surface.height     = spice_screen->primary_height = height;
 402     surface.stride     = -width * 4; /* negative? */
 403     surface.mouse_mode = TRUE; /* unused by red_worker */
 404     surface.flags      = 0;
 405     surface.type       = 0;    /* unused by red_worker */
 406     surface.position   = 0;    /* unused by red_worker */
 407     surface.mem        = (uint64_t)&spice_screen->primary_surface;
 408     surface.group_id   = MEM_SLOT_GROUP_ID;
 409
 410     spice_screen->width = width;
 411     spice_screen->height = height;
 412
 413     spice_screen->cursor_set = 0;
 414
 415     spice_qxl_create_primary_surface(&spice_screen->qxl_instance, 0, &surface);
 416 }
 417
 418 QXLDevMemSlot slot = {
 419     .slot_group_id = MEM_SLOT_GROUP_ID,
 420     .slot_id = 0,
 421     .generation = 0,
 422     .virt_start = 0,
 423     .virt_end = ~0,
 424     .addr_delta = 0,
 425     .qxl_ram_size = ~0,
 426 };
 427
 428 static void
 429 attache_worker(QXLInstance *qin, QXLWorker *_qxl_worker)
 430 {
 431     SpiceScreen *spice_screen = SPICE_CONTAINEROF(qin, SpiceScreen, qxl_instance);
 432
 433     if (spice_screen->qxl_worker) {
 434         g_assert_not_reached();
 435     }
 436
 437     spice_screen->qxl_worker = _qxl_worker;
 438     spice_qxl_add_memslot(&spice_screen->qxl_instance, &slot);
 439     create_primary_surface(spice_screen, spice_screen->width, spice_screen->height);
 440     spice_server_vm_start(spice_screen->server);
 441 }
 442
 443 static void
 444 set_compression_level(QXLInstance *qin, int level)
 445 {
 446     /* not used */
 447 }
 448
 449 static void
 450 set_mm_time(QXLInstance *qin, uint32_t mm_time)
 451 {
 452     /* not used */
 453 }
 454
 455 static void
 456 get_init_info(QXLInstance *qin, QXLDevInitInfo *info)
 457 {
 458     memset(info, 0, sizeof(*info));
 459     info->num_memslots = 1;
 460     info->num_memslots_groups = 1;
 461     info->memslot_id_bits = 1;
 462     info->memslot_gen_bits = 1;
 463     info->n_surfaces = 1;
 464 }
 465
 466 /* called from spice_server thread (i.e. red_worker thread) */
 467 static int
 468 get_command(QXLInstance *qin, struct QXLCommandExt *ext)
 469 {
 470     SpiceScreen *spice_screen = SPICE_CONTAINEROF(qin, SpiceScreen, qxl_instance);
 471     int res = FALSE;
 472
 473     g_mutex_lock(&spice_screen->command_mutex);
 474
 475     if ((spice_screen->commands_end - spice_screen->commands_start) == 0) {
 476         res = FALSE;
 477         goto ret;
 478     }
 479
 480     *ext = *spice_screen->commands[spice_screen->commands_start % COMMANDS_SIZE];
 481     g_assert(spice_screen->commands_start < spice_screen->commands_end);
 482     spice_screen->commands_start++;
 483     g_cond_signal(&spice_screen->command_cond);
 484
 485     res = TRUE;
 486
 487 ret:
 488     g_mutex_unlock(&spice_screen->command_mutex);
 489     return res;
 490 }
 491
 492 void
 493 discard_pending_commands(SpiceScreen *spice_screen)
 494 {
 495     int pos;
 496
 497     g_mutex_lock(&spice_screen->command_mutex);
 498     for (pos = spice_screen->commands_start; pos < spice_screen->commands_end; pos++) {
 499         release_qxl_command_ext(spice_screen->commands[pos % COMMANDS_SIZE]);
 500     }
 501     spice_screen->commands_start = spice_screen->commands_end;
 502     g_mutex_unlock(&spice_screen->command_mutex);
 503 }
 504
 505 static int
 506 req_cmd_notification(QXLInstance *qin)
 507 {
 508     //SpiceScreen *spice_screen = SPICE_CONTAINEROF(qin, SpiceScreen, qxl_instance);
 509     //spice_screen->core->timer_start(spice_screen->wakeup_timer, spice_screen->wakeup_ms);
 510
 511     return TRUE;
 512 }
 513
 514 #define CURSOR_WIDTH 8
 515 #define CURSOR_HEIGHT 16
 516
 517 static struct {
 518     QXLCursor cursor;
 519     uint8_t data[CURSOR_WIDTH * CURSOR_HEIGHT * 4]; // 32bit per pixel
 520 } cursor;
 521
 522 static void
 523 cursor_init()
 524 {
 525     cursor.cursor.header.unique = 0;
 526     cursor.cursor.header.type = SPICE_CURSOR_TYPE_COLOR32;
 527     cursor.cursor.header.width = CURSOR_WIDTH;
 528     cursor.cursor.header.height = CURSOR_HEIGHT;
 529     cursor.cursor.header.hot_spot_x = 0;
 530     cursor.cursor.header.hot_spot_y = 0;
 531     cursor.cursor.data_size = CURSOR_WIDTH * CURSOR_HEIGHT * 4;
 532
 533     // X drivers addes it to the cursor size because it could be
 534     // cursor data information or another cursor related stuffs.
 535     // Otherwise, the code will break in client/cursor.cpp side,
 536     // that expect the data_size plus cursor information.
 537     // Blame cursor protocol for this. :-)
 538     cursor.cursor.data_size += 128;
 539     cursor.cursor.chunk.data_size = cursor.cursor.data_size;
 540     cursor.cursor.chunk.prev_chunk = cursor.cursor.chunk.next_chunk = 0;
 541 }
 542
 543 static int
 544 get_cursor_command(QXLInstance *qin, struct QXLCommandExt *ext)
 545 {
 546     SpiceScreen *spice_screen = SPICE_CONTAINEROF(qin, SpiceScreen, qxl_instance);
 547
 548     QXLCursorCmd *cursor_cmd;
 549     QXLCommandExt *cmd;
 550
 551     if (spice_screen->cursor_set)
 552         return FALSE;
 553
 554     spice_screen->cursor_set = 1;
 555
 556     cmd = calloc(sizeof(QXLCommandExt), 1);
 557     cursor_cmd = calloc(sizeof(QXLCursorCmd), 1);
 558
 559     cursor_cmd->release_info.id = (unsigned long)cmd;
 560
 561     cursor_cmd->type = QXL_CURSOR_SET;
 562     cursor_cmd->u.set.position.x = 0;
 563     cursor_cmd->u.set.position.y = 0;
 564     cursor_cmd->u.set.visible = TRUE;
 565     cursor_cmd->u.set.shape = (unsigned long)&cursor;
 566     // white rect as cursor
 567     memset(cursor.data, 255, sizeof(cursor.data));
 568
 569     cmd->cmd.data = (unsigned long)cursor_cmd;
 570     cmd->cmd.type = QXL_CMD_CURSOR;
 571     cmd->group_id = MEM_SLOT_GROUP_ID;
 572     cmd->flags = 0;
 573     *ext = *cmd;
 574
 575     return TRUE;
 576 }
 577
 578 static int
 579 req_cursor_notification(QXLInstance *qin)
 580 {
 581     /* not used */
 582
 583     return TRUE;
 584 }
 585
 586 static void
 587 notify_update(QXLInstance *qin, uint32_t update_id)
 588 {
 589     /* not used */
 590 }
 591
 592 static int
 593 flush_resources(QXLInstance *qin)
 594 {
 595     /* not used */
 596
 597     return TRUE;
 598 }
 599
 600 static int
 601 client_monitors_config(QXLInstance *qin, VDAgentMonitorsConfig *monitors_config)
 602 {
 603     /* not used */
 604
 605     return 0;
 606 }
 607
 608 static void
 609 set_client_capabilities(QXLInstance *qin, uint8_t client_present,
 610                         uint8_t caps[58])
 611 {
 612     SpiceScreen *spice_screen = SPICE_CONTAINEROF(qin, SpiceScreen, qxl_instance);
 613
 614     DPRINTF(1, "present %d caps %d", client_present, caps[0]);
 615
 616     if (spice_screen->on_client_connected && client_present) {
 617         spice_screen->on_client_connected(spice_screen);
 618     }
 619     if (spice_screen->on_client_disconnected && !client_present) {
 620         spice_screen->on_client_disconnected(spice_screen);
 621     }
 622 }
 623
 624 static int client_count = 0;
 625
 626 static void
 627 client_connected(SpiceScreen *spice_screen)
 628 {
 629     client_count++;
 630
 631     DPRINTF(1, "client_count = %d", client_count);
 632 }
 633
 634 static void
 635 client_disconnected(SpiceScreen *spice_screen)
 636 {
 637     if (client_count > 0) {
 638         client_count--;
 639         DPRINTF(1, "client_count = %d", client_count);
 640         exit(0); // fixme: cleanup?
 641     }
 642 }
 643
 644 static void
 645 do_conn_timeout(void *opaque)
 646 {
 647     // SpiceScreen *spice_screen = opaque;
 648
 649     if (client_count <= 0) {
 650         printf("connection timeout - stopping server\n");
 651         exit (0); // fixme: cleanup?
 652     }
 653 }
 654
 655
 656 QXLInterface display_sif = {
 657     .base = {
 658         .type = SPICE_INTERFACE_QXL,
 659         .description = "spiceterm display server",
 660         .major_version = SPICE_INTERFACE_QXL_MAJOR,
 661         .minor_version = SPICE_INTERFACE_QXL_MINOR
 662     },
 663     .attache_worker = attache_worker,
 664     .set_compression_level = set_compression_level,
 665     .set_mm_time = set_mm_time,
 666     .get_init_info = get_init_info,
 667
 668     /* the callbacks below are called from spice server thread context */
 669     .get_command = get_command,
 670     .req_cmd_notification = req_cmd_notification,
 671     .release_resource = release_resource,
 672     .get_cursor_command = get_cursor_command,
 673     .req_cursor_notification = req_cursor_notification,
 674     .notify_update = notify_update,
 675     .flush_resources = flush_resources,
 676     .client_monitors_config = client_monitors_config,
 677     .set_client_capabilities = set_client_capabilities,
 678 };
 679
 680
 681 void
 682 spice_screen_draw_char(SpiceScreen *spice_screen, int x, int y, gunichar2 ch,
 683                        TextAttributes attrib)
 684 {
 685     int fg, bg;
 686
 687     int invers;
 688     if (attrib.invers) {
 689         invers = attrib.selected ? 0 : 1;
 690     } else {
 691         invers = attrib.selected ? 1 : 0;
 692     }
 693
 694     if (invers) {
 695         bg = attrib.fgcol;
 696         fg = attrib.bgcol;
 697     } else {
 698         bg = attrib.bgcol;
 699         fg = attrib.fgcol;
 700     }
 701
 702     if (attrib.bold) {
 703         fg += 8;
 704     }
 705
 706     // unsuported attributes = (attrib.blink || attrib.unvisible)
 707
 708     int c = vt_fontmap[ch];
 709
 710     SimpleSpiceUpdate *update;
 711     update = spice_screen_draw_char_cmd(spice_screen, x, y, c, fg, bg, attrib.uline);
 712     push_command(spice_screen, &update->ext);
 713 }
 714
 715 SpiceScreen *
 716 spice_screen_new(SpiceCoreInterface *core, uint32_t width, uint32_t height,
 717                  SpiceTermOptions *opts)
 718 {
 719     SpiceScreen *spice_screen = g_new0(SpiceScreen, 1);
 720     SpiceServer* server = spice_server_new();
 721     char *x509_key_file = "/etc/pve/local/pve-ssl.key";
 722     char *x509_cert_file = "/etc/pve/local/pve-ssl.pem";
 723     char *x509_cacert_file = "/etc/pve/pve-root-ca.pem";
 724     char *x509_key_password = NULL;
 725     char *x509_dh_file = NULL;
 726     char *tls_ciphers = "HIGH";
 727
 728     spice_screen->width = width;
 729     spice_screen->height = height;
 730
 731     g_cond_init(&spice_screen->command_cond);
 732     g_mutex_init(&spice_screen->command_mutex);
 733
 734     spice_screen->on_client_connected = client_connected,
 735     spice_screen->on_client_disconnected = client_disconnected,
 736
 737     spice_screen->qxl_instance.base.sif = &display_sif.base;
 738     spice_screen->qxl_instance.id = 0;
 739
 740     spice_screen->core = core;
 741     spice_screen->server = server;
 742
 743     if (opts->addr) {
 744         printf("listening on '%s:%d' (TLS)\n", opts->addr, opts->port);
 745         spice_server_set_addr(server, opts->addr, 0);
 746     } else {
 747         printf("listening on '*:%d' (TLS)\n", opts->port);
 748     }
 749
 750     // spice_server_set_port(spice_server, port);
 751     //spice_server_set_image_compression(server, SPICE_IMAGE_COMPRESS_OFF);
 752
 753     spice_server_set_tls(server, opts->port,
 754                          x509_cacert_file,
 755                          x509_cert_file,
 756                          x509_key_file,
 757                          x509_key_password,
 758                          x509_dh_file,
 759                          tls_ciphers);
 760
 761     if (opts->noauth) {
 762         spice_server_set_noauth(server);
 763     } else {
 764         char *ticket = getenv("SPICE_TICKET");
 765         if (ticket) {
 766             spice_server_set_ticket(server, ticket, 300, 0, 0);
 767         }
 768     }
 769
 770     int res = spice_server_init(server, core);
 771     if (res != 0) {
 772         g_error("spice_server_init failed, res = %d\n", res);
 773     }
 774
 775     cursor_init();
 776
 777     if (opts->timeout > 0) {
 778         spice_screen->conn_timeout_timer = core->timer_add(do_conn_timeout, spice_screen);
 779         spice_screen->core->timer_start(spice_screen->conn_timeout_timer, opts->timeout*1000);
 780     }
 781
 782     spice_server_add_interface(spice_screen->server, &spice_screen->qxl_instance.base);
 783
 784     return spice_screen;
 785 }
 786
 787 void
 788 spice_screen_resize(SpiceScreen *spice_screen, uint32_t width,
 789                     uint32_t height)
 790 {
 791     if (spice_screen->width == width && spice_screen->height == height) {
 792         return;
 793     }
 794
 795     discard_pending_commands(spice_screen);
 796
 797     spice_qxl_destroy_primary_surface(&spice_screen->qxl_instance, 0);
 798
 799     create_primary_surface(spice_screen, width, height);
 800
 801     spice_screen_clear(spice_screen, 0, 0, width, height);
 802 }