src/tdm_server.c

   1 /**************************************************************************
   2  *
   3  * libtdm
   4  *
   5  * Copyright 2015 Samsung Electronics co., Ltd. All Rights Reserved.
   6  *
   7  * Contact: Eunchul Kim <chulspro.kim@samsung.com>,
   8  *          JinYoung Jeon <jy0.jeon@samsung.com>,
   9  *          Taeheon Kim <th908.kim@samsung.com>,
  10  *          YoungJun Cho <yj44.cho@samsung.com>,
  11  *          SooChan Lim <sc1.lim@samsung.com>,
  12  *          Boram Park <boram1288.park@samsung.com>
  13  *
  14  * Permission is hereby granted, free of charge, to any person obtaining a
  15  * copy of this software and associated documentation files (the
  16  * "Software"), to deal in the Software without restriction, including
  17  * without limitation the rights to use, copy, modify, merge, publish,
  18  * distribute, sub license, and/or sell copies of the Software, and to
  19  * permit persons to whom the Software is furnished to do so, subject to
  20  * the following conditions:
  21  *
  22  * The above copyright notice and this permission notice (including the
  23  * next paragraph) shall be included in all copies or substantial portions
  24  * of the Software.
  25  *
  26  * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
  27  * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
  28  * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT.
  29  * IN NO EVENT SHALL PRECISION INSIGHT AND/OR ITS SUPPLIERS BE LIABLE FOR
  30  * ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT,
  31  * TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE
  32  * SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
  33  *
  34 **************************************************************************/
  35
  36 #ifdef HAVE_CONFIG_H
  37 #include "config.h"
  38 #endif
  39
  40 #define WL_HIDE_DEPRECATED
  41
  42 #include <tdm-server-protocol.h>
  43
  44 #include "tdm_private.h"
  45
  46 /* CAUTION:
  47  * - tdm server doesn't care about thread things.
  48  * - DO NOT use the TDM internal functions here.
  49  *     However, the internal function which does lock/unlock the mutex of
  50  *     private_display in itself can be called.
  51  * - DO NOT use the tdm_private_display structure here.
  52  * - The callback function things can be called in main thread.
  53  */
  54
  55 struct _tdm_private_server {
  56         tdm_private_loop *private_loop;
  57         struct list_head output_list;
  58         struct list_head voutput_list;
  59         struct list_head wait_list;
  60 };
  61
  62 typedef struct _tdm_server_output_info {
  63         struct list_head link;
  64         tdm_private_server *private_server;
  65         struct wl_resource *resource;
  66         tdm_output *output;
  67         struct list_head vblank_list;
  68         unsigned int watch_output_changes;
  69 } tdm_server_output_info;
  70
  71 typedef struct _tdm_server_voutput_buffer {
  72         struct list_head link;
  73         struct wl_resource *wl_buffer;
  74         tbm_surface_h buffer;
  75 } tdm_server_voutput_buffer;
  76
  77 typedef struct _tdm_server_voutput_info {
  78         struct list_head link;
  79         tdm_private_server *private_server;
  80         struct wl_resource *resource;
  81         tdm_output *output;
  82         struct list_head output_list;
  83
  84         tdm_output_conn_status status;
  85         struct
  86         {
  87                 int count;
  88                 tdm_output_mode *modes;
  89         } available_modes;
  90
  91         unsigned int mmwidth;
  92         unsigned int mmheight;
  93
  94         struct list_head buffer_list;
  95         tdm_server_voutput_buffer *attach_buffer;
  96         int committing;
  97 } tdm_server_voutput_info;
  98
  99 typedef struct _tdm_server_vblank_info {
 100         struct list_head link;
 101         tdm_server_output_info *output_info;
 102         struct wl_resource *resource;
 103
 104         tdm_vblank *vblank;
 105         unsigned int stamp;
 106 } tdm_server_vblank_info;
 107
 108 typedef struct _tdm_server_wait_info {
 109         struct list_head link;
 110         tdm_server_vblank_info *vblank_info;
 111
 112         unsigned int req_id;
 113         double req_time;
 114 } tdm_server_wait_info;
 115
 116 typedef struct _tdm_server_client_info {
 117         struct list_head link;
 118         pid_t pid;
 119         char name[TDM_NAME_LEN];
 120         struct wl_resource *resource;
 121 } tdm_server_client_info;
 122
 123 static tdm_private_server *keep_private_server;
 124 static struct list_head client_list;
 125
 126 static void destroy_wait(tdm_server_wait_info *wait_info);
 127
 128 static void
 129 _tdm_server_get_process_name(pid_t pid, char *name, unsigned int size)
 130 {
 131         char proc[TDM_NAME_LEN], pname[TDM_NAME_LEN];
 132         FILE *h;
 133         size_t len;
 134
 135         snprintf(name, size, "Unknown");
 136
 137         snprintf(proc, TDM_NAME_LEN, "/proc/%d/cmdline", pid);
 138         h = fopen(proc, "r");
 139         if (!h)
 140                 return;
 141
 142         len = fread(pname, sizeof(char), TDM_NAME_LEN, h);
 143         if (len == 0) {
 144                 char *p = strncpy(pname, "NO NAME", sizeof(pname) - 1);
 145                 len = p - pname;
 146         }
 147         pname[len - 1] = '\0';
 148
 149         strncpy(name, pname, size - 1);
 150         name[size - 1] = '\0';
 151
 152         fclose(h);
 153 }
 154
 155 /* LCOV_EXCL_START */
 156 static void
 157 _tdm_server_send_done(tdm_server_wait_info *wait_info, tdm_error error,
 158                                           unsigned int sequence, unsigned int tv_sec, unsigned int tv_usec)
 159 {
 160         tdm_server_wait_info *found;
 161         tdm_server_vblank_info *vblank_info;
 162
 163         TDM_RETURN_IF_FAIL(keep_private_server != NULL);
 164
 165         LIST_FIND_ITEM(wait_info, &keep_private_server->wait_list,
 166                                    tdm_server_wait_info, link, found);
 167         if (!found) {
 168                 TDM_ERR("wait_info(%p) is destroyed", wait_info);
 169                 return;
 170         }
 171
 172         if (tdm_debug_module & TDM_DEBUG_VBLANK)
 173                 TDM_DBG("req_id(%d) done", wait_info->req_id);
 174
 175         vblank_info = wait_info->vblank_info;
 176
 177         if (tdm_ttrace_module & TDM_TTRACE_SERVER_VBLANK)
 178                 TDM_TRACE_ASYNC_END((int)wait_info->req_time, "TDM_Server_Vblank:%u", vblank_info->stamp);
 179
 180         wl_tdm_vblank_send_done(vblank_info->resource, wait_info->req_id,
 181                                                         sequence, tv_sec, tv_usec, error);
 182
 183         destroy_wait(wait_info);
 184 }
 185 /* LCOV_EXCL_STOP */
 186
 187 /* LCOV_EXCL_START */
 188 static void
 189 _tdm_server_cb_vblank(tdm_vblank *vblank, tdm_error error, unsigned int sequence,
 190                                           unsigned int tv_sec, unsigned int tv_usec, void *user_data)
 191 {
 192         _tdm_server_send_done((tdm_server_wait_info*)user_data, error, sequence, tv_sec, tv_usec);
 193 }
 194 /* LCOV_EXCL_STOP */
 195
 196 /* LCOV_EXCL_START */
 197 static void
 198 _tdm_server_cb_output_change(tdm_output *output, tdm_output_change_type type,
 199                                                          tdm_value value, void *user_data)
 200 {
 201         tdm_server_output_info *output_info = user_data;
 202         struct wl_client *client;
 203         pid_t pid = 0;
 204
 205         TDM_RETURN_IF_FAIL(output_info != NULL);
 206
 207         client = wl_resource_get_client(output_info->resource);
 208         TDM_RETURN_IF_FAIL(client != NULL);
 209
 210         wl_client_get_credentials(client, &pid, NULL, NULL);
 211
 212         if (!output_info->watch_output_changes) {
 213                 TDM_DBG("skip sending the output changes: pid(%d)", (unsigned int)pid);
 214                 return;
 215         }
 216
 217         TDM_DBG("send the output changes: %d", (unsigned int)pid);
 218
 219         switch (type) {
 220         case TDM_OUTPUT_CHANGE_DPMS:
 221                 wl_tdm_output_send_dpms(output_info->resource, value.u32, TDM_ERROR_NONE);
 222                 break;
 223         case TDM_OUTPUT_CHANGE_CONNECTION:
 224                 wl_tdm_output_send_connection(output_info->resource, value.u32, TDM_ERROR_NONE);
 225                 break;
 226         default:
 227                 break;
 228         }
 229 }
 230 /* LCOV_EXCL_STOP */
 231
 232 static void
 233 destroy_wait(tdm_server_wait_info *wait_info)
 234 {
 235         LIST_DEL(&wait_info->link);
 236         free(wait_info);
 237 }
 238
 239 static void
 240 destroy_vblank_callback(struct wl_resource *resource)
 241 {
 242         tdm_server_vblank_info *vblank_info = wl_resource_get_user_data(resource);
 243         tdm_server_wait_info *w = NULL, *ww = NULL;
 244
 245         TDM_RETURN_IF_FAIL(vblank_info != NULL);
 246
 247         LIST_DEL(&vblank_info->link);
 248
 249         if (vblank_info->vblank)
 250                 tdm_vblank_destroy(vblank_info->vblank);
 251
 252         LIST_FOR_EACH_ENTRY_SAFE(w, ww, &keep_private_server->wait_list, link) {
 253                 if (w->vblank_info == vblank_info)
 254                         destroy_wait(w);
 255         }
 256
 257         free(vblank_info);
 258 }
 259
 260 /* LCOV_EXCL_START */
 261 static void
 262 _tdm_server_vblank_cb_destroy(struct wl_client *client, struct wl_resource *resource)
 263 {
 264         wl_resource_destroy(resource);
 265 }
 266 /* LCOV_EXCL_STOP */
 267
 268 /* LCOV_EXCL_START */
 269 static void
 270 _tdm_server_vblank_cb_set_name(struct wl_client *client, struct wl_resource *resource, const char *name)
 271 {
 272         tdm_server_vblank_info *vblank_info = wl_resource_get_user_data(resource);
 273         tdm_error ret;
 274
 275         ret = tdm_vblank_set_name(vblank_info->vblank, name);
 276         TDM_RETURN_IF_FAIL(ret == TDM_ERROR_NONE);
 277 }
 278 /* LCOV_EXCL_STOP */
 279
 280 /* LCOV_EXCL_START */
 281 static void
 282 _tdm_server_vblank_cb_set_fps(struct wl_client *client, struct wl_resource *resource, uint32_t fps)
 283 {
 284         tdm_server_vblank_info *vblank_info = wl_resource_get_user_data(resource);
 285         tdm_error ret;
 286
 287         ret = tdm_vblank_set_fps(vblank_info->vblank, fps);
 288         TDM_RETURN_IF_FAIL(ret == TDM_ERROR_NONE);
 289 }
 290 /* LCOV_EXCL_STOP */
 291
 292 /* LCOV_EXCL_START */
 293 static void
 294 _tdm_server_vblank_cb_set_offset(struct wl_client *client, struct wl_resource *resource, int32_t offset)
 295 {
 296         tdm_server_vblank_info *vblank_info = wl_resource_get_user_data(resource);
 297         tdm_error ret;
 298
 299         ret = tdm_vblank_set_offset(vblank_info->vblank, offset);
 300         TDM_RETURN_IF_FAIL(ret == TDM_ERROR_NONE);
 301 }
 302 /* LCOV_EXCL_STOP */
 303
 304 static void
 305 _tdm_server_vblank_cb_set_enable_fake(struct wl_client *client, struct wl_resource *resource, uint32_t enable_fake)
 306 {
 307         tdm_server_vblank_info *vblank_info = wl_resource_get_user_data(resource);
 308         tdm_error ret;
 309
 310         ret = tdm_vblank_set_enable_fake(vblank_info->vblank, enable_fake);
 311         TDM_RETURN_IF_FAIL(ret == TDM_ERROR_NONE);
 312 }
 313
 314 static void
 315 _tdm_server_vblank_cb_wait_vblank(struct wl_client *client, struct wl_resource *resource,
 316                                                                   uint32_t interval, uint32_t req_id, uint32_t req_sec, uint32_t req_usec)
 317 {
 318         tdm_server_vblank_info *vblank_info = wl_resource_get_user_data(resource);
 319         tdm_server_output_info *output_info = vblank_info->output_info;
 320         tdm_private_server *private_server = output_info->private_server;
 321         tdm_server_wait_info *wait_info;
 322         unsigned int enable_fake = 0;
 323         tdm_error ret;
 324
 325         wait_info = calloc(1, sizeof * wait_info);
 326         if (!wait_info) {
 327                 /* LCOV_EXCL_START */
 328
 329                 TDM_ERR("alloc failed");
 330                 ret = TDM_ERROR_OUT_OF_MEMORY;
 331                 goto wait_failed;
 332
 333                 /* LCOV_EXCL_STOP */
 334         }
 335
 336         LIST_ADDTAIL(&wait_info->link, &private_server->wait_list);
 337         wait_info->vblank_info = vblank_info;
 338         wait_info->req_id = req_id;
 339         wait_info->req_time = TDM_TIME(req_sec, req_usec);
 340
 341         if (tdm_debug_module & TDM_DEBUG_VBLANK)
 342                 TDM_DBG("req_id(%d) wait", req_id);
 343
 344         if (tdm_ttrace_module & TDM_TTRACE_SERVER_VBLANK)
 345                 TDM_TRACE_ASYNC_BEGIN((int)wait_info->req_time, "TDM_Server_Vblank:%u", vblank_info->stamp);
 346
 347         ret = tdm_vblank_wait(vblank_info->vblank, req_sec, req_usec, interval, _tdm_server_cb_vblank, wait_info);
 348
 349         tdm_vblank_get_enable_fake(vblank_info->vblank, &enable_fake);
 350         if (!enable_fake && ret == TDM_ERROR_DPMS_OFF)
 351                 goto wait_failed;
 352
 353         TDM_GOTO_IF_FAIL(ret == TDM_ERROR_NONE, wait_failed);
 354
 355         return;
 356 wait_failed:
 357         /* LCOV_EXCL_START */
 358
 359         wl_tdm_vblank_send_done(vblank_info->resource, req_id, 0, 0, 0, ret);
 360         if (wait_info)
 361                 destroy_wait(wait_info);
 362
 363         /* LCOV_EXCL_STOP */
 364 }
 365
 366 static void
 367 _tdm_server_vblank_cb_wait_vblank_seq(struct wl_client *client, struct wl_resource *resource,
 368                                                                           uint32_t sequence, uint32_t req_id, uint32_t req_sec, uint32_t req_usec)
 369 {
 370         tdm_server_vblank_info *vblank_info = wl_resource_get_user_data(resource);
 371         tdm_server_output_info *output_info = vblank_info->output_info;
 372         tdm_private_server *private_server = output_info->private_server;
 373         tdm_server_wait_info *wait_info;
 374         unsigned int enable_fake = 0;
 375         tdm_error ret;
 376
 377         wait_info = calloc(1, sizeof * wait_info);
 378         if (!wait_info) {
 379                 /* LCOV_EXCL_START */
 380
 381                 TDM_ERR("alloc failed");
 382                 ret = TDM_ERROR_OUT_OF_MEMORY;
 383                 goto wait_failed;
 384
 385                 /* LCOV_EXCL_STOP */
 386         }
 387
 388         LIST_ADDTAIL(&wait_info->link, &private_server->wait_list);
 389         wait_info->vblank_info = vblank_info;
 390         wait_info->req_id = req_id;
 391         wait_info->req_time = TDM_TIME(req_sec, req_usec);
 392
 393         if (tdm_debug_module & TDM_DEBUG_VBLANK)
 394                 TDM_DBG("req_id(%d) wait", req_id);
 395
 396         if (tdm_ttrace_module & TDM_TTRACE_SERVER_VBLANK)
 397                 TDM_TRACE_ASYNC_BEGIN((int)wait_info->req_time, "TDM_Server_Vblank:%u", vblank_info->stamp);
 398
 399         ret = tdm_vblank_wait_seq(vblank_info->vblank, req_sec, req_usec, sequence, _tdm_server_cb_vblank, wait_info);
 400
 401         tdm_vblank_get_enable_fake(vblank_info->vblank, &enable_fake);
 402         if (!enable_fake && ret == TDM_ERROR_DPMS_OFF)
 403                 goto wait_failed;
 404
 405         TDM_GOTO_IF_FAIL(ret == TDM_ERROR_NONE, wait_failed);
 406
 407         return;
 408 wait_failed:
 409         /* LCOV_EXCL_START */
 410
 411         wl_tdm_vblank_send_done(vblank_info->resource, req_id, 0, 0, 0, ret);
 412         if (wait_info)
 413                 destroy_wait(wait_info);
 414
 415         /* LCOV_EXCL_STOP */
 416 }
 417
 418 static const struct wl_tdm_vblank_interface tdm_vblank_implementation = {
 419         _tdm_server_vblank_cb_destroy,
 420         _tdm_server_vblank_cb_set_name,
 421         _tdm_server_vblank_cb_set_fps,
 422         _tdm_server_vblank_cb_set_offset,
 423         _tdm_server_vblank_cb_set_enable_fake,
 424         _tdm_server_vblank_cb_wait_vblank,
 425         _tdm_server_vblank_cb_wait_vblank_seq,
 426 };
 427
 428 /* LCOV_EXCL_START */
 429 static void
 430 _tdm_server_output_cb_destroy(struct wl_client *client, struct wl_resource *resource)
 431 {
 432         wl_resource_destroy(resource);
 433 }
 434 /* LCOV_EXCL_STOP */
 435
 436 static void
 437 _tdm_server_output_cb_create_vblank(struct wl_client *client, struct wl_resource *resource, uint32_t id)
 438 {
 439         tdm_server_output_info *output_info = wl_resource_get_user_data(resource);
 440         tdm_private_server *private_server = output_info->private_server;
 441         tdm_private_loop *private_loop = private_server->private_loop;
 442         struct wl_resource *vblank_resource;
 443         tdm_vblank *vblank;
 444         tdm_server_vblank_info *vblank_info;
 445
 446         vblank_resource =
 447                 wl_resource_create(client, &wl_tdm_vblank_interface,
 448                                                    wl_resource_get_version(resource), id);
 449         if (!vblank_resource) {
 450                 /* LCOV_EXCL_START */
 451
 452                 wl_resource_post_no_memory(resource);
 453                 TDM_ERR("wl_resource_create failed");
 454                 return;
 455
 456                 /* LCOV_EXCL_STOP */
 457         }
 458
 459         vblank = tdm_vblank_create(private_loop->dpy, output_info->output, NULL);
 460         if (!vblank) {
 461                 /* LCOV_EXCL_START */
 462
 463                 wl_resource_post_no_memory(resource);
 464                 wl_resource_destroy(vblank_resource);
 465                 TDM_ERR("tdm_vblank_create failed");
 466                 return;
 467
 468                 /* LCOV_EXCL_STOP */
 469         }
 470
 471         vblank_info = calloc(1, sizeof * vblank_info);
 472         if (!vblank_info) {
 473                 /* LCOV_EXCL_START */
 474
 475                 wl_resource_post_no_memory(resource);
 476                 wl_resource_destroy(vblank_resource);
 477                 tdm_vblank_destroy(vblank);
 478                 TDM_ERR("alloc failed");
 479                 return;
 480
 481                 /* LCOV_EXCL_STOP */
 482         }
 483
 484         LIST_ADDTAIL(&vblank_info->link, &output_info->vblank_list);
 485         vblank_info->output_info = output_info;
 486         vblank_info->resource = vblank_resource;
 487         vblank_info->vblank = vblank;
 488         vblank_info->stamp = (unsigned int)tdm_vblank_get_stamp(vblank);
 489
 490         tdm_vblank_set_resource(vblank, vblank_resource);
 491
 492         wl_resource_set_implementation(vblank_resource, &tdm_vblank_implementation,
 493                                                                    vblank_info, destroy_vblank_callback);
 494
 495         wl_tdm_vblank_send_stamp(vblank_info->resource, vblank_info->stamp);
 496
 497         if (tdm_ttrace_module & TDM_TTRACE_CLIENT_VBLANK) {
 498                 tdm_output *output = tdm_display_get_output(private_loop->dpy, tdm_ttrace_output, NULL);
 499                 if (output == output_info->output)
 500                         wl_tdm_vblank_send_ttrace(vblank_info->resource, 1);
 501         }
 502
 503         return;
 504 }
 505
 506 /* LCOV_EXCL_START */
 507 static void
 508 _tdm_server_output_cb_watch_output_changes(struct wl_client *client, struct wl_resource *resource, unsigned int enable)
 509 {
 510         tdm_server_output_info *output_info = wl_resource_get_user_data(resource);
 511
 512         TDM_RETURN_IF_FAIL(output_info != NULL);
 513
 514         output_info->watch_output_changes = enable;
 515 }
 516 /* LCOV_EXCL_STOP */
 517
 518 static void
 519 _tdm_server_output_cb_get_connection(struct wl_client *client, struct wl_resource *resource)
 520 {
 521         tdm_server_output_info *output_info = wl_resource_get_user_data(resource);
 522         tdm_output_conn_status status = TDM_OUTPUT_CONN_STATUS_DISCONNECTED;
 523         tdm_error ret;
 524
 525         TDM_RETURN_IF_FAIL(output_info != NULL);
 526
 527         ret = tdm_output_get_conn_status(output_info->output, &status);
 528         TDM_GOTO_IF_FAIL(ret == TDM_ERROR_NONE, failed);
 529
 530         wl_tdm_output_send_connection(output_info->resource, status, ret);
 531
 532         return;
 533
 534 failed:
 535         wl_tdm_output_send_connection(output_info->resource, TDM_OUTPUT_CONN_STATUS_DISCONNECTED, ret);
 536 }
 537
 538 static void
 539 _tdm_server_output_cb_get_mode(struct wl_client *client, struct wl_resource *resource)
 540 {
 541         tdm_server_output_info *output_info = wl_resource_get_user_data(resource);
 542         tdm_output_conn_status status = TDM_OUTPUT_CONN_STATUS_DISCONNECTED;
 543         tdm_error ret;
 544
 545         TDM_RETURN_IF_FAIL(output_info != NULL);
 546
 547         ret = tdm_output_get_conn_status(output_info->output, &status);
 548         TDM_GOTO_IF_FAIL(ret == TDM_ERROR_NONE, failed);
 549
 550         if (status != TDM_OUTPUT_CONN_STATUS_DISCONNECTED) {
 551                 const tdm_output_mode *mode = NULL;
 552                 unsigned int hdisplay, vdisplay, vrefresh;
 553
 554                 ret = tdm_output_get_mode(output_info->output, &mode);
 555                 TDM_GOTO_IF_FAIL(ret == TDM_ERROR_NONE, failed);
 556
 557                 hdisplay = (mode) ? mode->hdisplay : 0;
 558                 vdisplay = (mode) ? mode->vdisplay : 0;
 559                 vrefresh = (mode) ? mode->vrefresh : 0;
 560
 561                 wl_tdm_output_send_mode(output_info->resource, hdisplay, vdisplay, vrefresh, ret);
 562         } else {
 563                 wl_tdm_output_send_mode(output_info->resource, 0, 0, 0, TDM_ERROR_OUTPUT_DISCONNECTED);
 564         }
 565
 566         return;
 567 failed:
 568         wl_tdm_output_send_mode(output_info->resource, 0, 0, 0, ret);
 569 }
 570
 571 static void
 572 _tdm_server_output_cb_get_dpms(struct wl_client *client, struct wl_resource *resource)
 573 {
 574         tdm_server_output_info *output_info = wl_resource_get_user_data(resource);
 575         tdm_output_conn_status status = TDM_OUTPUT_CONN_STATUS_DISCONNECTED;
 576         tdm_error ret;
 577
 578         TDM_RETURN_IF_FAIL(output_info != NULL);
 579
 580         ret = tdm_output_get_conn_status(output_info->output, &status);
 581         TDM_GOTO_IF_FAIL(ret == TDM_ERROR_NONE, failed);
 582
 583         if (status != TDM_OUTPUT_CONN_STATUS_DISCONNECTED) {
 584                 tdm_output_dpms dpms_value = TDM_OUTPUT_DPMS_OFF;
 585
 586                 ret = tdm_output_get_dpms(output_info->output, &dpms_value);
 587                 TDM_GOTO_IF_FAIL(ret == TDM_ERROR_NONE, failed);
 588
 589                 wl_tdm_output_send_dpms(output_info->resource, dpms_value, ret);
 590         } else {
 591                 wl_tdm_output_send_dpms(output_info->resource, TDM_OUTPUT_DPMS_OFF, TDM_ERROR_OUTPUT_DISCONNECTED);
 592         }
 593
 594         return;
 595 failed:
 596         wl_tdm_output_send_dpms(output_info->resource, TDM_OUTPUT_DPMS_OFF, ret);
 597 }
 598
 599 static const struct wl_tdm_output_interface tdm_output_implementation = {
 600         _tdm_server_output_cb_destroy,
 601         _tdm_server_output_cb_create_vblank,
 602         _tdm_server_output_cb_watch_output_changes,
 603         _tdm_server_output_cb_get_connection,
 604         _tdm_server_output_cb_get_mode,
 605         _tdm_server_output_cb_get_dpms,
 606 };
 607
 608 static void
 609 destroy_output_callback(struct wl_resource *resource)
 610 {
 611         tdm_server_output_info *output_info = wl_resource_get_user_data(resource);
 612         tdm_server_vblank_info *v = NULL, *vv = NULL;
 613
 614         TDM_RETURN_IF_FAIL(output_info != NULL);
 615
 616         LIST_DEL(&output_info->link);
 617
 618         tdm_output_remove_change_handler(output_info->output,
 619                                                                          _tdm_server_cb_output_change, output_info);
 620
 621         LIST_FOR_EACH_ENTRY_SAFE(v, vv, &output_info->vblank_list, link) {
 622                 wl_resource_destroy(v->resource);
 623         }
 624
 625         free(output_info);
 626 }
 627
 628 static void
 629 _tdm_server_cb_create_output(struct wl_client *client, struct wl_resource *resource,
 630                                                          const char *name, uint32_t id)
 631 {
 632         tdm_private_server *private_server = wl_resource_get_user_data(resource);
 633         tdm_server_output_info *output_info;
 634         struct wl_resource *output_resource = NULL;
 635         tdm_output *output;
 636         tdm_output_conn_status status = TDM_OUTPUT_CONN_STATUS_DISCONNECTED;
 637         tdm_error ret;
 638
 639         output = tdm_display_find_output(private_server->private_loop->dpy, name, NULL);
 640         if (!output) {
 641                 /* LCOV_EXCL_START */
 642
 643                 TDM_ERR("There is no '%s' output", name);
 644                 wl_resource_post_error(resource, WL_DISPLAY_ERROR_INVALID_OBJECT,
 645                                                            "There is no '%s' output", name);
 646                 return;
 647
 648                 /* LCOV_EXCL_STOP */
 649         }
 650
 651         output_resource =
 652                 wl_resource_create(client, &wl_tdm_output_interface,
 653                                                    wl_resource_get_version(resource), id);
 654         if (!output_resource) {
 655                 /* LCOV_EXCL_START */
 656
 657                 wl_resource_post_no_memory(resource);
 658                 TDM_ERR("wl_resource_create failed");
 659                 return;
 660
 661                 /* LCOV_EXCL_STOP */
 662         }
 663
 664         output_info = calloc(1, sizeof * output_info);
 665         if (!output_info) {
 666                 /* LCOV_EXCL_START */
 667
 668                 wl_resource_post_no_memory(resource);
 669                 wl_resource_destroy(output_resource);
 670                 TDM_ERR("alloc failed");
 671                 return;
 672
 673                 /* LCOV_EXCL_STOP */
 674         }
 675
 676         ret = tdm_output_add_change_handler(output, _tdm_server_cb_output_change, output_info);
 677         if (ret != TDM_ERROR_NONE) {
 678                 wl_resource_post_no_memory(resource);
 679                 wl_resource_destroy(output_resource);
 680                 free(output_info);
 681                 TDM_ERR("tdm_output_add_change_handler failed");
 682                 return;
 683         }
 684
 685         LIST_ADDTAIL(&output_info->link, &private_server->output_list);
 686         output_info->private_server = private_server;
 687         output_info->resource = output_resource;
 688         output_info->output = output;
 689         LIST_INITHEAD(&output_info->vblank_list);
 690
 691         wl_resource_set_implementation(output_resource, &tdm_output_implementation,
 692                                                                    output_info, destroy_output_callback);
 693
 694         ret = tdm_output_get_conn_status(output, &status);
 695         wl_tdm_output_send_connection(output_resource, status, ret);
 696
 697         if (status != TDM_OUTPUT_CONN_STATUS_DISCONNECTED) {
 698                 tdm_output_dpms dpms_value = TDM_OUTPUT_DPMS_OFF;
 699                 const tdm_output_mode *mode = NULL;
 700                 unsigned int hdisplay, vdisplay, vrefresh;
 701
 702                 ret = tdm_output_get_mode(output, &mode);
 703                 hdisplay = (mode) ? mode->hdisplay : 0;
 704                 vdisplay = (mode) ? mode->vdisplay : 0;
 705                 vrefresh = (mode) ? mode->vrefresh : 0;
 706                 wl_tdm_output_send_mode(output_resource, hdisplay, vdisplay, vrefresh, ret);
 707
 708                 ret = tdm_output_get_dpms(output, &dpms_value);
 709                 wl_tdm_output_send_dpms(output_resource, dpms_value, ret);
 710         } else {
 711                 wl_tdm_output_send_mode(output_resource, 0, 0, 0, TDM_ERROR_OUTPUT_DISCONNECTED);
 712                 wl_tdm_output_send_dpms(output_resource, TDM_OUTPUT_DPMS_OFF, TDM_ERROR_OUTPUT_DISCONNECTED);
 713         }
 714 }
 715
 716 static void _tdm_voutput_cb_destroy(struct wl_client *client, struct wl_resource *resource)
 717 {
 718         wl_resource_destroy(resource);
 719 }
 720
 721 static void
 722 _tdm_voutput_cb_set_available_modes(struct wl_client *client,
 723                                                                         struct wl_resource *resource,
 724                                                                         struct wl_array *modes)
 725 {
 726         tdm_server_voutput_info *voutput_info;
 727         tdm_output_mode *mode;
 728         int size, count = 0, i = 0;
 729
 730         voutput_info = wl_resource_get_user_data(resource);
 731
 732         voutput_info->available_modes.count = 0;
 733         if (voutput_info->available_modes.modes)
 734                 free(voutput_info->available_modes.modes);
 735
 736         wl_array_for_each(mode, modes)
 737                 count++;
 738         size = sizeof(tdm_output_mode);
 739
 740         voutput_info->available_modes.modes = malloc(count * size);
 741         voutput_info->available_modes.count = count;
 742
 743         wl_array_for_each(mode, modes)
 744                 memcpy(&voutput_info->available_modes.modes[i++], mode, size);
 745 }
 746
 747 static void
 748 _tdm_voutput_cb_set_physical_size(struct wl_client *client, struct wl_resource *resource,
 749                                                                   unsigned int mmwidth, unsigned int mmheight)
 750 {
 751         tdm_server_voutput_info *voutput_info;
 752
 753         voutput_info = wl_resource_get_user_data(resource);
 754
 755         voutput_info->mmwidth = mmwidth;
 756         voutput_info->mmheight = mmheight;
 757 }
 758
 759 static void
 760 _tdm_voutput_cb_connect(struct wl_client *client, struct wl_resource *resource)
 761 {
 762         tdm_server_voutput_info *voutput_info;
 763
 764         voutput_info = wl_resource_get_user_data(resource);
 765         voutput_info->status = TDM_OUTPUT_CONN_STATUS_CONNECTED;
 766
 767         tdm_output_set_physical_size(voutput_info->output, voutput_info->mmwidth, voutput_info->mmheight);
 768         tdm_output_set_available_mode(voutput_info->output, voutput_info->available_modes.modes, voutput_info->available_modes.count);
 769         tdm_output_set_connect(voutput_info->output);
 770 }
 771
 772 static void
 773 _tdm_voutput_cb_disconnect(struct wl_client *client, struct wl_resource *resource)
 774 {
 775         tdm_server_voutput_info *voutput_info;
 776
 777         voutput_info = wl_resource_get_user_data(resource);
 778         voutput_info->status = TDM_OUTPUT_CONN_STATUS_DISCONNECTED;
 779
 780         /* Do free resources when it's being disconnected */
 781         free(voutput_info->available_modes.modes);
 782         voutput_info->available_modes.modes = NULL;
 783         voutput_info->available_modes.count = 0;
 784         voutput_info->mmwidth = 0;
 785         voutput_info->mmheight = 0;
 786
 787         tdm_output_set_disconnect(voutput_info->output);
 788 }
 789
 790 static void
 791 _tdm_voutput_cb_commit_done(struct wl_client *client, struct wl_resource *resource)
 792 {
 793         tdm_server_voutput_info *voutput_info;
 794         tbm_surface_h buffer;
 795
 796         voutput_info = wl_resource_get_user_data(resource);
 797         if (voutput_info->status != TDM_OUTPUT_CONN_STATUS_CONNECTED)
 798         {
 799                 // handle error
 800                 return;
 801         }
 802
 803         buffer = voutput_info->attach_buffer->buffer;
 804         tbm_surface_internal_unref(buffer);
 805
 806         voutput_info->committing = 0;
 807         voutput_info->attach_buffer = NULL;
 808
 809         tdm_output_commit_done(voutput_info->output, buffer);
 810 }
 811
 812 static const struct wl_tdm_voutput_interface tdm_voutput_implementation = {
 813         _tdm_voutput_cb_destroy,
 814         _tdm_voutput_cb_set_available_modes,
 815         _tdm_voutput_cb_set_physical_size,
 816         _tdm_voutput_cb_connect,
 817         _tdm_voutput_cb_disconnect,
 818         _tdm_voutput_cb_commit_done
 819 };
 820
 821 static void
 822 _tdm_voutput_wl_buffer_destroy(struct wl_client *client, struct wl_resource *wl_buffer)
 823 {
 824         wl_resource_destroy(wl_buffer);
 825 }
 826
 827 static const struct wl_buffer_interface _tdm_voutput_buffer_impementation = {
 828         _tdm_voutput_wl_buffer_destroy
 829 };
 830
 831 static void
 832 _tdm_voutput_buffer_destory(struct wl_resource *wl_buffer)
 833 {
 834         tdm_server_voutput_info *voutput_info = NULL;
 835         tdm_server_voutput_buffer *vb = NULL, *vbb = NULL;
 836
 837         voutput_info = (tdm_server_voutput_info *)wl_resource_get_user_data(wl_buffer);
 838         TDM_RETURN_IF_FAIL(voutput_info != NULL);
 839
 840         LIST_FOR_EACH_ENTRY_SAFE(vb, vbb, &voutput_info->buffer_list, link) {
 841                 if (vb->wl_buffer == wl_buffer) {
 842                         tbm_surface_internal_unref(vb->buffer);
 843                         wl_resource_set_user_data(wl_buffer, NULL);
 844                         LIST_DEL(&vb->link);
 845                         free(vb);
 846                 }
 847         }
 848 }
 849
 850 struct wl_resource *
 851 _tdm_voutput_create_wl_buffer(tdm_server_voutput_info *voutput_info)
 852 {
 853         struct wl_client *wl_client;
 854         struct wl_resource *wl_buffer = NULL;
 855
 856         wl_client = wl_resource_get_client(voutput_info->resource);
 857
 858         /* create a wl_buffer resource */
 859         wl_buffer = wl_resource_create(wl_client, &wl_buffer_interface, 1, 0);
 860         TDM_RETURN_VAL_IF_FAIL(wl_buffer != NULL, NULL);
 861
 862         wl_resource_set_implementation(wl_buffer,
 863                                (void (**)(void)) &_tdm_voutput_buffer_impementation,
 864                                voutput_info, _tdm_voutput_buffer_destory);
 865
 866         return wl_buffer;
 867 }
 868
 869 struct wl_resource *
 870 _tdm_voutput_export_buffer(tdm_server_voutput_info *voutput_info,
 871                                                    tbm_surface_h buffer)
 872 {
 873         int bufs[TBM_SURF_PLANE_MAX] = { -1, -1, -1, -1};
 874         struct wl_resource *wl_buffer = NULL;
 875         int num_buf, is_fd = -1, i;
 876         tbm_surface_info_s info;
 877         uint32_t flags = 0;
 878         struct wl_array plane_buf_idx, plane_offset, plane_stride, plane_size;
 879         int *p;
 880
 881         TDM_RETURN_VAL_IF_FAIL(voutput_info != NULL, NULL);
 882         TDM_RETURN_VAL_IF_FAIL(buffer != NULL, NULL);
 883
 884         if (tbm_surface_get_info(buffer, &info) != TBM_SURFACE_ERROR_NONE) {
 885                 TDM_ERR("Failed to create buffer from surface");
 886                 return NULL;
 887         }
 888
 889         if (info.num_planes > 3) {
 890                 TDM_ERR("invalid num_planes(%d)", info.num_planes);
 891                 return NULL;
 892         }
 893
 894         num_buf = tbm_surface_internal_get_num_bos(buffer);
 895         if (num_buf == 0) {
 896                 TDM_ERR("surface doesn't have any bo.");
 897                 return NULL;
 898         }
 899
 900         for (i = 0; i < num_buf; i++) {
 901                 tbm_bo bo = tbm_surface_internal_get_bo(buffer, i);
 902                 if (bo == NULL) {
 903                         TDM_ERR("Failed to get bo from surface");
 904                         goto err;
 905                 }
 906
 907                 /* try to get fd first */
 908                 if (is_fd == -1 || is_fd == 1) {
 909                         bufs[i] = tbm_bo_export_fd(bo);
 910                         if (is_fd == -1 && bufs[i] >= 0)
 911                                 is_fd = 1;
 912                 }
 913
 914                 /* if fail to get fd, try to get name second */
 915                 if (is_fd == -1 || is_fd == 0) {
 916                         bufs[i] = tbm_bo_export(bo);
 917                         if (is_fd == -1 && bufs[i] > 0)
 918                                 is_fd = 0;
 919                 }
 920
 921                 if (is_fd == -1 ||
 922                     (is_fd == 1 && bufs[i] < 0) ||
 923                     (is_fd == 0 && bufs[i] <= 0)) {
 924                         TDM_ERR("Failed to export(is_fd:%d, bufs:%d)", is_fd, bufs[i]);
 925                         goto err;
 926                 }
 927         }
 928
 929         wl_buffer = _tdm_voutput_create_wl_buffer(voutput_info);
 930         if (!wl_buffer) {
 931                 TDM_ERR("Failed to create wl_buffer");
 932                 goto err;
 933         }
 934
 935         wl_array_init(&plane_buf_idx);
 936         wl_array_init(&plane_offset);
 937         wl_array_init(&plane_stride);
 938         wl_array_init(&plane_size);
 939
 940         for (i = 0; i < 3; i++) {
 941                 p = wl_array_add(&plane_buf_idx, sizeof(int));
 942                 *p = tbm_surface_internal_get_plane_bo_idx(buffer, i);
 943                 p = wl_array_add(&plane_offset, sizeof(int));
 944                 *p = info.planes[i].offset;
 945                 p = wl_array_add(&plane_stride, sizeof(int));
 946                 *p = info.planes[i].stride;
 947                 p = wl_array_add(&plane_size, sizeof(int));
 948                 *p = info.planes[i].size;
 949         }
 950
 951         if (is_fd == 1)
 952                 wl_tdm_voutput_send_buffer_set_with_fd(voutput_info->resource,
 953                                 wl_buffer,
 954                                 info.width, info.height, info.format, info.bpp, info.size, info.num_planes,
 955                                 &plane_buf_idx, &plane_offset, &plane_stride, &plane_size,
 956                                 flags, num_buf, bufs[0],
 957                                 (bufs[1] == -1) ? bufs[0] : bufs[1],
 958                                 (bufs[2] == -1) ? bufs[0] : bufs[2]);
 959         else
 960                 wl_tdm_voutput_send_buffer_set_with_id(voutput_info->resource,
 961                                 wl_buffer,
 962                                 info.width, info.height, info.format, info.bpp, info.size, info.num_planes,
 963                                 &plane_buf_idx, &plane_offset, &plane_stride, &plane_size,
 964                                 flags,
 965                                 num_buf, bufs[0], bufs[1], bufs[2]);
 966
 967         wl_array_release(&plane_buf_idx);
 968         wl_array_release(&plane_offset);
 969         wl_array_release(&plane_stride);
 970         wl_array_release(&plane_size);
 971
 972         for (i = 0; i < TBM_SURF_PLANE_MAX; i++) {
 973                 if (is_fd == 1 && (bufs[i] >= 0))
 974                         close(bufs[i]);
 975         }
 976
 977         return wl_buffer;
 978
 979 err:
 980         for (i = 0; i < TBM_SURF_PLANE_MAX; i++) {
 981                 if (is_fd == 1 && (bufs[i] >= 0))
 982                         close(bufs[i]);
 983         }
 984
 985         return NULL;
 986 }
 987
 988 tdm_server_voutput_buffer *
 989 _tdm_output_get_voutput_buffer(tdm_server_voutput_info *voutput_info, tbm_surface_h buffer)
 990 {
 991         tdm_server_voutput_buffer *voutput_buffer = NULL, *vb = NULL;
 992
 993         LIST_FOR_EACH_ENTRY(vb, &voutput_info->buffer_list, link) {
 994                 if (vb && vb->buffer == buffer) {
 995                         tbm_surface_internal_ref(vb->buffer);
 996                         return vb;
 997                 }
 998         }
 999
1000         tbm_surface_internal_ref(buffer);
1001         voutput_buffer = calloc(1, sizeof *voutput_buffer);
1002         if (!voutput_buffer) {
1003                 /* LCOV_EXCL_START */
1004
1005                 TDM_ERR("fail calloc");
1006                 tbm_surface_internal_unref(buffer);
1007                 return NULL;
1008
1009                 /* LCOV_EXCL_STOP */
1010         }
1011
1012         voutput_buffer->wl_buffer = _tdm_voutput_export_buffer(voutput_info, buffer);
1013         if (!voutput_buffer->wl_buffer) {
1014                 /* LCOV_EXCL_START */
1015
1016                 TDM_ERR("fail export buffer");
1017                 free(voutput_buffer);
1018                 tbm_surface_internal_unref(buffer);
1019                 return NULL;
1020
1021                 /* LCOV_EXCL_STOP */
1022         }
1023
1024         voutput_buffer->buffer = buffer;
1025         LIST_ADDTAIL(&voutput_buffer->link, &voutput_info->buffer_list);
1026
1027         return voutput_buffer;
1028 }
1029
1030 INTERN tdm_error
1031 tdm_output_send_buffer(tdm_output *output, tbm_surface_h buffer)
1032 {
1033         tdm_private_server *private_server = keep_private_server;
1034         tdm_server_voutput_info *voutput_info = NULL, *vo = NULL;
1035         tdm_server_voutput_buffer *voutput_buffer = NULL;
1036
1037         TDM_RETURN_VAL_IF_FAIL(keep_private_server != NULL, TDM_ERROR_OPERATION_FAILED);
1038
1039         LIST_FOR_EACH_ENTRY(vo, &private_server->voutput_list, link) {
1040                 if (vo && vo->output == output) {
1041                         voutput_info = vo;
1042                         break;
1043                 }
1044         }
1045         TDM_RETURN_VAL_IF_FAIL(voutput_info != NULL, TDM_ERROR_INVALID_PARAMETER);
1046         TDM_RETURN_VAL_IF_FAIL(voutput_info->attach_buffer == NULL, TDM_ERROR_OPERATION_FAILED);
1047
1048         voutput_buffer = _tdm_output_get_voutput_buffer(voutput_info, buffer);
1049         TDM_RETURN_VAL_IF_FAIL(voutput_buffer != NULL, TDM_ERROR_OUT_OF_MEMORY);
1050
1051         voutput_info->attach_buffer = voutput_buffer;
1052
1053         wl_tdm_voutput_send_attach_buffer(voutput_info->resource, voutput_buffer->wl_buffer);
1054
1055         return TDM_ERROR_NONE;
1056 }
1057
1058 INTERN tdm_error
1059 tdm_output_commit_buffer(tdm_output *output)
1060 {
1061         tdm_private_server *private_server = keep_private_server;
1062         tdm_server_voutput_info *voutput_info = NULL, *vo = NULL;
1063
1064         TDM_RETURN_VAL_IF_FAIL(keep_private_server != NULL, TDM_ERROR_OPERATION_FAILED);
1065
1066         LIST_FOR_EACH_ENTRY(vo, &private_server->voutput_list, link) {
1067                 if (vo && vo->output == output) {
1068                         voutput_info = vo;
1069                         break;
1070                 }
1071         }
1072         TDM_RETURN_VAL_IF_FAIL(voutput_info != NULL, TDM_ERROR_INVALID_PARAMETER);
1073         TDM_RETURN_VAL_IF_FAIL(voutput_info->attach_buffer != NULL, TDM_ERROR_OPERATION_FAILED);
1074         TDM_RETURN_VAL_IF_FAIL(voutput_info->committing == 0, TDM_ERROR_OPERATION_FAILED);
1075
1076         voutput_info->committing = 1;
1077
1078         wl_tdm_voutput_send_commit(voutput_info->resource);
1079
1080         return TDM_ERROR_NONE;
1081 }
1082
1083 void
1084 tdm_voutput_cb_resource_destroy(struct wl_resource *resource)
1085 {
1086         tdm_server_voutput_info *voutput_info = wl_resource_get_user_data(resource);
1087         tdm_server_voutput_buffer *vb;
1088         tdm_private_server *private_server;
1089         tdm_output *output;
1090         tdm_error ret = TDM_ERROR_NONE;
1091
1092         TDM_RETURN_IF_FAIL(voutput_info != NULL);
1093
1094         private_server = voutput_info->private_server;
1095         output = voutput_info->output;
1096
1097         if (output)
1098                 ret = tdm_display_destroy_output(private_server->private_loop->dpy, output);
1099         if (ret != TDM_ERROR_NONE)
1100                 TDM_ERR("_tdm_voutput_cb_destroy fail");
1101
1102         LIST_FOR_EACH_ENTRY(vb, &voutput_info->buffer_list, link) {
1103                 if (!vb) continue;
1104
1105                 if (vb->wl_buffer)
1106                         wl_resource_destroy(vb->wl_buffer);
1107         }
1108
1109         LIST_DEL(&voutput_info->link);
1110
1111         /* Do free your own resource */
1112         free(voutput_info);
1113 }
1114
1115 static void
1116 _tdm_server_cb_create_virtual_output(struct wl_client *client, struct wl_resource *resource, const char *name, uint32_t id)
1117 {
1118         struct wl_resource *voutput_resource = NULL;
1119         tdm_private_server *private_server = wl_resource_get_user_data(resource);
1120         tdm_server_voutput_info *voutput_info;
1121         tdm_output *output;
1122         tdm_error ret;
1123
1124         output = tdm_display_find_output(private_server->private_loop->dpy, name, NULL);
1125         if (output) {
1126                 TDM_ERR("There is '%s' output, cannot create.", name);
1127                 wl_resource_post_error(resource, WL_DISPLAY_ERROR_INVALID_OBJECT,
1128                                                            "There is '%s' output", name);
1129                 return;
1130         }
1131
1132         output = tdm_display_create_output(private_server->private_loop->dpy, name, &ret);
1133         if (!output) {
1134                 TDM_ERR("output creation fail(%s)(%d).", name, ret);
1135                 wl_resource_post_error(resource, WL_DISPLAY_ERROR_NO_MEMORY,
1136                                                            "%s output creation fail", name);
1137                 return;
1138         }
1139
1140         voutput_resource =
1141                 wl_resource_create(client, &wl_tdm_voutput_interface,
1142                                                    wl_resource_get_version(resource), id);
1143         if (!voutput_resource) {
1144                 /* LCOV_EXCL_START */
1145
1146                 wl_resource_post_no_memory(resource);
1147                 TDM_ERR("wl_resource_create failed");
1148                 return;
1149
1150                 /* LCOV_EXCL_STOP */
1151         }
1152
1153         voutput_info = calloc(1, sizeof * voutput_info);
1154         if (!voutput_info) {
1155                 /* LCOV_EXCL_START */
1156
1157                 wl_resource_post_no_memory(resource);
1158                 wl_resource_destroy(voutput_resource);
1159                 TDM_ERR("alloc failed");
1160                 return;
1161
1162                 /* LCOV_EXCL_STOP */
1163         }
1164
1165         LIST_ADDTAIL(&voutput_info->link, &private_server->voutput_list);
1166         voutput_info->private_server = private_server;
1167         voutput_info->resource = voutput_resource;
1168         voutput_info->output = output;
1169         LIST_INITHEAD(&voutput_info->output_list);
1170         LIST_INITHEAD(&voutput_info->buffer_list);
1171
1172         wl_resource_set_implementation(voutput_resource,
1173                                                                    &tdm_voutput_implementation,
1174                                                                    voutput_info,
1175                                                                    tdm_voutput_cb_resource_destroy);
1176
1177         wl_tdm_voutput_send_ack_message(voutput_resource, WL_TDM_VOUTPUT_MESSAGE_ADDED);
1178 }
1179
1180 /* LCOV_EXCL_START */
1181 static void
1182 _tdm_server_cb_debug(struct wl_client *client, struct wl_resource *resource, const char *options)
1183 {
1184         tdm_private_server *private_server = wl_resource_get_user_data(resource);
1185         tdm_private_loop *private_loop = private_server->private_loop;
1186         char message[TDM_SERVER_REPLY_MSG_LEN];
1187         char *m;
1188         int len = sizeof(message), size;
1189         uid_t uid;
1190
1191         wl_client_get_credentials(client, NULL, &uid, NULL);
1192
1193         if (uid != 0) {
1194                 snprintf(message, len, "tdm-monitor: SHOULD be a superuser.\n");
1195                 TDM_ERR("%s", message);
1196         } else {
1197                 tdm_monitor_server_command(private_loop->dpy, options, message, &len);
1198         }
1199
1200         size = sizeof(message) - len;
1201         m = message;
1202
1203         wl_client_flush(client);
1204
1205         while (size > 0) {
1206                 char buffer[TDM_DEBUG_REPLY_MSG_LEN];
1207                 int copylen = TDM_MIN(size, sizeof(buffer) - 1);
1208
1209                 strncpy(buffer, m, copylen);
1210                 m += copylen;
1211                 size -= copylen;
1212
1213                 buffer[copylen] = '\0';
1214
1215                 wl_tdm_send_debug_message(resource, buffer);
1216         }
1217
1218         wl_tdm_send_debug_done(resource);
1219 }
1220 /* LCOV_EXCL_STOP */
1221
1222 static const struct wl_tdm_interface tdm_implementation = {
1223         _tdm_server_cb_debug,
1224         _tdm_server_cb_create_output,
1225         _tdm_server_cb_create_virtual_output
1226 };
1227
1228 static void
1229 destroy_client(struct wl_resource *resource)
1230 {
1231         tdm_server_client_info *c = NULL, *cc = NULL;
1232         struct wl_client *client;
1233
1234         client = wl_resource_get_client(resource);
1235         TDM_RETURN_IF_FAIL(client != NULL);
1236
1237         LIST_FOR_EACH_ENTRY_SAFE(c, cc, &client_list, link) {
1238                 if (c->resource == resource) {
1239                         LIST_DEL(&c->link);
1240                         free(c);
1241                         return;
1242                 }
1243         }
1244 }
1245
1246 static void
1247 _tdm_server_bind(struct wl_client *client, void *data,
1248                                  uint32_t version, uint32_t id)
1249 {
1250         struct wl_resource *resource;
1251         tdm_server_client_info *cinfo;
1252
1253         resource = wl_resource_create(client, &wl_tdm_interface, version, id);
1254         if (!resource) {
1255                 /* LCOV_EXCL_START */
1256
1257                 wl_client_post_no_memory(client);
1258                 return;
1259
1260                 /* LCOV_EXCL_STOP */
1261         }
1262
1263         cinfo = calloc(1, sizeof(tdm_server_client_info));
1264         if (!cinfo) {
1265                 /* LCOV_EXCL_START */
1266
1267                 wl_client_post_no_memory(client);
1268                 wl_resource_destroy(resource);
1269                 return;
1270
1271                 /* LCOV_EXCL_STOP */
1272         }
1273
1274         cinfo->resource = resource;
1275
1276         LIST_ADDTAIL(&cinfo->link, &client_list);
1277         wl_client_get_credentials(client, &cinfo->pid, NULL, NULL);
1278         _tdm_server_get_process_name(cinfo->pid, cinfo->name, TDM_NAME_LEN);
1279
1280         wl_resource_set_implementation(resource, &tdm_implementation, data, destroy_client);
1281 }
1282
1283 INTERN tdm_error
1284 tdm_server_init(tdm_private_loop *private_loop)
1285 {
1286         tdm_private_server *private_server;
1287
1288         TDM_RETURN_VAL_IF_FAIL(private_loop, TDM_ERROR_OPERATION_FAILED);
1289         TDM_RETURN_VAL_IF_FAIL(private_loop->wl_display, TDM_ERROR_OPERATION_FAILED);
1290
1291         if (private_loop->private_server)
1292                 return TDM_ERROR_NONE;
1293
1294         if (wl_display_add_socket(private_loop->wl_display, "tdm-socket")) {
1295                 /* LCOV_EXCL_START */
1296
1297                 TDM_ERR("createing a tdm-socket failed");
1298                 return TDM_ERROR_OPERATION_FAILED;
1299
1300                 /* LCOV_EXCL_STOP */
1301         }
1302
1303         private_server = calloc(1, sizeof * private_server);
1304         if (!private_server) {
1305                 TDM_ERR("alloc failed");
1306                 return TDM_ERROR_OUT_OF_MEMORY;
1307         }
1308
1309         LIST_INITHEAD(&private_server->output_list);
1310         LIST_INITHEAD(&private_server->voutput_list);
1311         LIST_INITHEAD(&private_server->wait_list);
1312
1313         if (!wl_global_create(private_loop->wl_display, &wl_tdm_interface, 1,
1314                                                   private_server, _tdm_server_bind)) {
1315                 /* LCOV_EXCL_START */
1316
1317                 TDM_ERR("creating a global resource failed");
1318                 free(private_server);
1319                 return TDM_ERROR_OUT_OF_MEMORY;
1320
1321                 /* LCOV_EXCL_STOP */
1322         }
1323
1324         private_server->private_loop = private_loop;
1325         private_loop->private_server = private_server;
1326         keep_private_server = private_server;
1327
1328         LIST_INITHEAD(&client_list);
1329
1330         return TDM_ERROR_NONE;
1331 }
1332
1333 INTERN void
1334 tdm_server_deinit(tdm_private_loop *private_loop)
1335 {
1336         tdm_server_output_info *o = NULL, *oo = NULL;
1337         tdm_server_voutput_info *vo = NULL, *voo = NULL;
1338         tdm_server_wait_info *w = NULL, *ww = NULL;
1339         tdm_server_client_info *c = NULL, *cc = NULL;
1340         tdm_private_server *private_server;
1341
1342         if (!private_loop->private_server)
1343                 return;
1344
1345         private_server = private_loop->private_server;
1346
1347         LIST_FOR_EACH_ENTRY_SAFE(w, ww, &private_server->wait_list, link) {
1348                 destroy_wait(w);
1349         }
1350
1351         LIST_FOR_EACH_ENTRY_SAFE(o, oo, &private_server->output_list, link) {
1352                 wl_resource_destroy(o->resource);
1353         }
1354
1355         LIST_FOR_EACH_ENTRY_SAFE(vo, voo, &private_server->voutput_list, link) {
1356                 wl_resource_destroy(vo->resource);
1357         }
1358
1359         LIST_FOR_EACH_ENTRY_SAFE(c, cc, &client_list, link) {
1360                 wl_resource_destroy(c->resource);
1361         }
1362
1363         free(private_server);
1364         private_loop->private_server = NULL;
1365         keep_private_server = NULL;
1366 }
1367
1368 /* LCOV_EXCL_START */
1369 INTERN const char*
1370 tdm_server_get_client_name(pid_t pid)
1371 {
1372         tdm_server_client_info *c = NULL;
1373
1374         LIST_FOR_EACH_ENTRY(c, &client_list, link) {
1375                 if (c->pid == pid)
1376                         return (const char*)c->name;
1377         }
1378
1379         return NULL;
1380 }
1381 /* LCOV_EXCL_STOP */
1382
1383 /* LCOV_EXCL_START */
1384 INTERN tdm_error
1385 tdm_server_enable_ttrace_client_vblank(tdm_display *dpy, tdm_output *output, int enable)
1386 {
1387         tdm_private_server *private_server = keep_private_server;
1388         tdm_server_output_info *output_info = NULL;
1389
1390         if (!keep_private_server)
1391                 return TDM_ERROR_NONE;
1392
1393         LIST_FOR_EACH_ENTRY(output_info, &private_server->output_list, link) {
1394                 tdm_server_vblank_info *vblank_info = NULL;
1395
1396                 if (output && output_info->output != output)
1397                         continue;
1398
1399                 LIST_FOR_EACH_ENTRY(vblank_info, &output_info->vblank_list, link) {
1400                         wl_tdm_vblank_send_ttrace(vblank_info->resource, enable);
1401                 }
1402         }
1403
1404         return TDM_ERROR_NONE;
1405 }
1406 /* LCOV_EXCL_STOP */