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         tdm_server_voutput_info *voutput_info;
 719         tdm_private_server *private_server;
 720         tdm_output *output;
 721         tdm_error ret = TDM_ERROR_NONE;
 722
 723         voutput_info = wl_resource_get_user_data(resource);
 724
 725         private_server = voutput_info->private_server;
 726         output = voutput_info->output;
 727
 728         if (output)
 729                 ret = tdm_display_destroy_output(private_server->private_loop->dpy, output);
 730
 731         if (ret != TDM_ERROR_NONE)
 732                 TDM_ERR("_tdm_voutput_cb_destroy fail");
 733
 734         wl_resource_destroy(resource);
 735 }
 736
 737 static void
 738 _tdm_voutput_cb_set_available_modes(struct wl_client *client,
 739                                                                         struct wl_resource *resource,
 740                                                                         struct wl_array *modes)
 741 {
 742         tdm_server_voutput_info *voutput_info;
 743         tdm_output_mode *mode;
 744         int size, count = 0, i = 0;
 745
 746         voutput_info = wl_resource_get_user_data(resource);
 747
 748         voutput_info->available_modes.count = 0;
 749         if (voutput_info->available_modes.modes)
 750                 free(voutput_info->available_modes.modes);
 751
 752         wl_array_for_each(mode, modes)
 753                 count++;
 754         size = sizeof(tdm_output_mode);
 755
 756         voutput_info->available_modes.modes = malloc(count * size);
 757         voutput_info->available_modes.count = count;
 758
 759         wl_array_for_each(mode, modes)
 760                 memcpy(&voutput_info->available_modes.modes[i++], mode, size);
 761 }
 762
 763 static void
 764 _tdm_voutput_cb_set_physical_size(struct wl_client *client, struct wl_resource *resource,
 765                                                                   unsigned int mmwidth, unsigned int mmheight)
 766 {
 767         tdm_server_voutput_info *voutput_info;
 768
 769         voutput_info = wl_resource_get_user_data(resource);
 770
 771         voutput_info->mmwidth = mmwidth;
 772         voutput_info->mmheight = mmheight;
 773 }
 774
 775 static void
 776 _tdm_voutput_cb_connect(struct wl_client *client, struct wl_resource *resource)
 777 {
 778         tdm_server_voutput_info *voutput_info;
 779
 780         voutput_info = wl_resource_get_user_data(resource);
 781         voutput_info->status = TDM_OUTPUT_CONN_STATUS_CONNECTED;
 782
 783         tdm_output_set_physical_size(voutput_info->output, voutput_info->mmwidth, voutput_info->mmheight);
 784         tdm_output_set_available_mode(voutput_info->output, voutput_info->available_modes.modes, voutput_info->available_modes.count);
 785         tdm_output_set_connect(voutput_info->output);
 786 }
 787
 788 static void
 789 _tdm_voutput_cb_disconnect(struct wl_client *client, struct wl_resource *resource)
 790 {
 791         tdm_server_voutput_info *voutput_info;
 792
 793         voutput_info = wl_resource_get_user_data(resource);
 794         voutput_info->status = TDM_OUTPUT_CONN_STATUS_DISCONNECTED;
 795
 796         /* Do free resources when it's being disconnected */
 797         free(voutput_info->available_modes.modes);
 798         voutput_info->available_modes.modes = NULL;
 799         voutput_info->available_modes.count = 0;
 800         voutput_info->mmwidth = 0;
 801         voutput_info->mmheight = 0;
 802
 803         tdm_output_set_disconnect(voutput_info->output);
 804 }
 805
 806 static void
 807 _tdm_voutput_cb_commit_done(struct wl_client *client, struct wl_resource *resource)
 808 {
 809         tdm_server_voutput_info *voutput_info;
 810
 811         voutput_info = wl_resource_get_user_data(resource);
 812         if (voutput_info->status != TDM_OUTPUT_CONN_STATUS_CONNECTED)
 813         {
 814                 // handle error
 815                 return;
 816         }
 817         tdm_output_commit_done(voutput_info->output, voutput_info->attach_buffer->buffer);
 818         voutput_info->committing = 0;
 819         voutput_info->attach_buffer = NULL;
 820 }
 821
 822 static const struct wl_tdm_voutput_interface tdm_voutput_implementation = {
 823         _tdm_voutput_cb_destroy,
 824         _tdm_voutput_cb_set_available_modes,
 825         _tdm_voutput_cb_set_physical_size,
 826         _tdm_voutput_cb_connect,
 827         _tdm_voutput_cb_disconnect,
 828         _tdm_voutput_cb_commit_done
 829 };
 830
 831 static void
 832 _tdm_voutput_wl_buffer_destroy(struct wl_client *client, struct wl_resource *wl_buffer)
 833 {
 834         wl_resource_destroy(wl_buffer);
 835 }
 836
 837 static const struct wl_buffer_interface _tdm_voutput_buffer_impementation = {
 838         _tdm_voutput_wl_buffer_destroy
 839 };
 840
 841 static void
 842 _tdm_voutput_buffer_destory(struct wl_resource *wl_buffer)
 843 {
 844         tdm_server_voutput_info *voutput_info = NULL;
 845         tdm_server_voutput_buffer *vb = NULL;
 846
 847         voutput_info = (tdm_server_voutput_info *)wl_resource_get_user_data(wl_buffer);
 848         TDM_RETURN_IF_FAIL(voutput_info != NULL);
 849
 850         LIST_FOR_EACH_ENTRY(vb, &voutput_info->buffer_list, link) {
 851                 if (vb->wl_buffer == wl_buffer) {
 852                         tbm_surface_internal_unref(vb->buffer);
 853                         wl_resource_set_user_data(wl_buffer, NULL);
 854                         free(vb);
 855                 }
 856         }
 857 }
 858
 859 struct wl_resource *
 860 _tdm_voutput_create_wl_buffer(tdm_server_voutput_info *voutput_info)
 861 {
 862         struct wl_client *wl_client;
 863         struct wl_resource *wl_buffer = NULL;
 864
 865         wl_client = wl_resource_get_client(voutput_info->resource);
 866
 867         /* create a wl_buffer resource */
 868         wl_buffer = wl_resource_create(wl_client, &wl_buffer_interface, 1, 0);
 869         TDM_RETURN_VAL_IF_FAIL(wl_buffer != NULL, NULL);
 870
 871         wl_resource_set_implementation(wl_buffer,
 872                                (void (**)(void)) &_tdm_voutput_buffer_impementation,
 873                                voutput_info, _tdm_voutput_buffer_destory);
 874
 875         return wl_buffer;
 876 }
 877
 878 struct wl_resource *
 879 _tdm_voutput_export_buffer(tdm_server_voutput_info *voutput_info,
 880                                                    tbm_surface_h buffer)
 881 {
 882         int bufs[TBM_SURF_PLANE_MAX] = { -1, -1, -1, -1};
 883         struct wl_resource *wl_buffer = NULL;
 884         int num_buf, is_fd = -1, i;
 885         tbm_surface_info_s info;
 886         uint32_t flags = 0;
 887         struct wl_array plane_buf_idx, plane_offset, plane_stride, plane_size;
 888         int *p;
 889
 890         TDM_RETURN_VAL_IF_FAIL(voutput_info != NULL, NULL);
 891         TDM_RETURN_VAL_IF_FAIL(buffer != NULL, NULL);
 892
 893         if (tbm_surface_get_info(buffer, &info) != TBM_SURFACE_ERROR_NONE) {
 894                 TDM_ERR("Failed to create buffer from surface");
 895                 return NULL;
 896         }
 897
 898         if (info.num_planes > 3) {
 899                 TDM_ERR("invalid num_planes(%d)", info.num_planes);
 900                 return NULL;
 901         }
 902
 903         num_buf = tbm_surface_internal_get_num_bos(buffer);
 904         if (num_buf == 0) {
 905                 TDM_ERR("surface doesn't have any bo.");
 906                 return NULL;
 907         }
 908
 909         for (i = 0; i < num_buf; i++) {
 910                 tbm_bo bo = tbm_surface_internal_get_bo(buffer, i);
 911                 if (bo == NULL) {
 912                         TDM_ERR("Failed to get bo from surface");
 913                         goto err;
 914                 }
 915
 916                 /* try to get fd first */
 917                 if (is_fd == -1 || is_fd == 1) {
 918                         bufs[i] = tbm_bo_export_fd(bo);
 919                         if (is_fd == -1 && bufs[i] >= 0)
 920                                 is_fd = 1;
 921                 }
 922
 923                 /* if fail to get fd, try to get name second */
 924                 if (is_fd == -1 || is_fd == 0) {
 925                         bufs[i] = tbm_bo_export(bo);
 926                         if (is_fd == -1 && bufs[i] > 0)
 927                                 is_fd = 0;
 928                 }
 929
 930                 if (is_fd == -1 ||
 931                     (is_fd == 1 && bufs[i] < 0) ||
 932                     (is_fd == 0 && bufs[i] <= 0)) {
 933                         TDM_ERR("Failed to export(is_fd:%d, bufs:%d)", is_fd, bufs[i]);
 934                         goto err;
 935                 }
 936         }
 937
 938         wl_buffer = _tdm_voutput_create_wl_buffer(voutput_info);
 939         if (!wl_buffer) {
 940                 TDM_ERR("Failed to create wl_buffer");
 941                 goto err;
 942         }
 943
 944         wl_array_init(&plane_buf_idx);
 945         wl_array_init(&plane_offset);
 946         wl_array_init(&plane_stride);
 947         wl_array_init(&plane_size);
 948
 949         for (i = 0; i < 3; i++) {
 950                 p = wl_array_add(&plane_buf_idx, sizeof(int));
 951                 *p = tbm_surface_internal_get_plane_bo_idx(buffer, i);
 952                 p = wl_array_add(&plane_offset, sizeof(int));
 953                 *p = info.planes[i].offset;
 954                 p = wl_array_add(&plane_stride, sizeof(int));
 955                 *p = info.planes[i].stride;
 956                 p = wl_array_add(&plane_size, sizeof(int));
 957                 *p = info.planes[i].size;
 958         }
 959
 960         if (is_fd == 1)
 961                 wl_tdm_voutput_send_buffer_set_with_fd(voutput_info->resource,
 962                                 wl_buffer,
 963                                 info.width, info.height, info.format, info.bpp, info.size, info.num_planes,
 964                                 &plane_buf_idx, &plane_offset, &plane_stride, &plane_size,
 965                                 flags, num_buf, bufs[0],
 966                                 (bufs[1] == -1) ? bufs[0] : bufs[1],
 967                                 (bufs[2] == -1) ? bufs[0] : bufs[2]);
 968         else
 969                 wl_tdm_voutput_send_buffer_set_with_id(voutput_info->resource,
 970                                 wl_buffer,
 971                                 info.width, info.height, info.format, info.bpp, info.size, info.num_planes,
 972                                 &plane_buf_idx, &plane_offset, &plane_stride, &plane_size,
 973                                 flags,
 974                                 num_buf, bufs[0], bufs[1], bufs[2]);
 975
 976         wl_array_release(&plane_buf_idx);
 977         wl_array_release(&plane_offset);
 978         wl_array_release(&plane_stride);
 979         wl_array_release(&plane_size);
 980
 981         for (i = 0; i < TBM_SURF_PLANE_MAX; i++) {
 982                 if (is_fd == 1 && (bufs[i] >= 0))
 983                         close(bufs[i]);
 984         }
 985
 986         return wl_buffer;
 987
 988 err:
 989         for (i = 0; i < TBM_SURF_PLANE_MAX; i++) {
 990                 if (is_fd == 1 && (bufs[i] >= 0))
 991                         close(bufs[i]);
 992         }
 993
 994         return NULL;
 995 }
 996
 997 tdm_server_voutput_buffer *
 998 _tdm_output_get_voutput_buffer(tdm_server_voutput_info *voutput_info, tbm_surface_h buffer)
 999 {
1000         tdm_server_voutput_buffer *voutput_buffer = NULL, *vb = NULL;
1001
1002         LIST_FOR_EACH_ENTRY(vb, &voutput_info->buffer_list, link) {
1003                 if (vb && vb->buffer == buffer)
1004                         return vb;
1005         }
1006
1007         tbm_surface_internal_ref(buffer);
1008         voutput_buffer = calloc(1, sizeof *voutput_buffer);
1009         if (!voutput_buffer) {
1010                 /* LCOV_EXCL_START */
1011
1012                 TDM_ERR("fail calloc");
1013                 tbm_surface_internal_unref(buffer);
1014                 return NULL;
1015
1016                 /* LCOV_EXCL_STOP */
1017         }
1018
1019         voutput_buffer->wl_buffer = _tdm_voutput_export_buffer(voutput_info, buffer);
1020         if (!voutput_buffer->wl_buffer) {
1021                 /* LCOV_EXCL_START */
1022
1023                 TDM_ERR("fail export buffer");
1024                 free(voutput_buffer);
1025                 tbm_surface_internal_unref(buffer);
1026                 return NULL;
1027
1028                 /* LCOV_EXCL_STOP */
1029         }
1030
1031         voutput_buffer->buffer = buffer;
1032         LIST_ADDTAIL(&voutput_info->link, &voutput_info->buffer_list);
1033
1034         return voutput_buffer;
1035 }
1036
1037 INTERN tdm_error
1038 tdm_output_send_buffer(tdm_output *output, tbm_surface_h buffer)
1039 {
1040         tdm_private_server *private_server = keep_private_server;
1041         tdm_server_voutput_info *voutput_info = NULL, *vo = NULL;
1042         tdm_server_voutput_buffer *voutput_buffer = NULL;
1043
1044         TDM_RETURN_VAL_IF_FAIL(keep_private_server != NULL, TDM_ERROR_OPERATION_FAILED);
1045
1046         LIST_FOR_EACH_ENTRY(vo, &private_server->voutput_list, link) {
1047                 if (vo && vo->output == output) {
1048                         voutput_info = vo;
1049                         break;
1050                 }
1051         }
1052         TDM_RETURN_VAL_IF_FAIL(voutput_info != NULL, TDM_ERROR_INVALID_PARAMETER);
1053         TDM_RETURN_VAL_IF_FAIL(voutput_info->attach_buffer == NULL, TDM_ERROR_OPERATION_FAILED);
1054
1055         voutput_buffer = _tdm_output_get_voutput_buffer(voutput_info, buffer);
1056         TDM_RETURN_VAL_IF_FAIL(voutput_buffer != NULL, TDM_ERROR_OUT_OF_MEMORY);
1057
1058         voutput_info->attach_buffer = voutput_buffer;
1059
1060         wl_tdm_voutput_send_attach_buffer(voutput_info->resource, voutput_buffer->wl_buffer);
1061
1062         return TDM_ERROR_NONE;
1063 }
1064
1065 INTERN tdm_error
1066 tdm_output_commit_buffer(tdm_output *output)
1067 {
1068         tdm_private_server *private_server = keep_private_server;
1069         tdm_server_voutput_info *voutput_info = NULL, *vo = NULL;
1070
1071         TDM_RETURN_VAL_IF_FAIL(keep_private_server != NULL, TDM_ERROR_OPERATION_FAILED);
1072
1073         LIST_FOR_EACH_ENTRY(vo, &private_server->voutput_list, link) {
1074                 if (vo && vo->output == output) {
1075                         voutput_info = vo;
1076                         break;
1077                 }
1078         }
1079         TDM_RETURN_VAL_IF_FAIL(voutput_info != NULL, TDM_ERROR_INVALID_PARAMETER);
1080         TDM_RETURN_VAL_IF_FAIL(voutput_info->attach_buffer != NULL, TDM_ERROR_OPERATION_FAILED);
1081         TDM_RETURN_VAL_IF_FAIL(voutput_info->committing == 0, TDM_ERROR_OPERATION_FAILED);
1082
1083         voutput_info->committing = 1;
1084
1085         wl_tdm_voutput_send_commit(voutput_info->resource);
1086
1087         return TDM_ERROR_NONE;
1088 }
1089
1090 void
1091 tdm_voutput_cb_resource_destroy(struct wl_resource *resource)
1092 {
1093         tdm_server_voutput_info *voutput_info = wl_resource_get_user_data(resource);
1094         tdm_server_voutput_buffer *vb, *vbb;
1095         TDM_RETURN_IF_FAIL(voutput_info != NULL);
1096
1097         LIST_FOR_EACH_ENTRY_SAFE(vb, vbb, &voutput_info->buffer_list, link) {
1098                 if (!vb) continue;
1099
1100                 LIST_DEL(&vb->link);
1101
1102                 if (vb->wl_buffer)
1103                         wl_resource_destroy(vb->wl_buffer);
1104         }
1105
1106         LIST_DEL(&voutput_info->link);
1107
1108         /* Do free your own resource */
1109         free(voutput_info);
1110 }
1111
1112 static void
1113 _tdm_server_cb_create_virtual_output(struct wl_client *client, struct wl_resource *resource, const char *name, uint32_t id)
1114 {
1115         struct wl_resource *voutput_resource = NULL;
1116         tdm_private_server *private_server = wl_resource_get_user_data(resource);
1117         tdm_server_voutput_info *voutput_info;
1118         tdm_output *output;
1119         tdm_error ret;
1120
1121         output = tdm_display_find_output(private_server->private_loop->dpy, name, NULL);
1122         if (output) {
1123                 TDM_ERR("There is '%s' output, cannot create.", name);
1124                 wl_resource_post_error(resource, WL_DISPLAY_ERROR_INVALID_OBJECT,
1125                                                            "There is '%s' output", name);
1126                 return;
1127         }
1128
1129         output = tdm_display_create_output(private_server->private_loop->dpy, name, &ret);
1130         if (!output) {
1131                 TDM_ERR("output creation fail(%s)(%d).", name, ret);
1132                 wl_resource_post_error(resource, WL_DISPLAY_ERROR_NO_MEMORY,
1133                                                            "%s output creation fail", name);
1134                 return;
1135         }
1136
1137         voutput_resource =
1138                 wl_resource_create(client, &wl_tdm_voutput_interface,
1139                                                    wl_resource_get_version(resource), id);
1140         if (!voutput_resource) {
1141                 /* LCOV_EXCL_START */
1142
1143                 wl_resource_post_no_memory(resource);
1144                 TDM_ERR("wl_resource_create failed");
1145                 return;
1146
1147                 /* LCOV_EXCL_STOP */
1148         }
1149
1150         voutput_info = calloc(1, sizeof * voutput_info);
1151         if (!voutput_info) {
1152                 /* LCOV_EXCL_START */
1153
1154                 wl_resource_post_no_memory(resource);
1155                 wl_resource_destroy(voutput_resource);
1156                 TDM_ERR("alloc failed");
1157                 return;
1158
1159                 /* LCOV_EXCL_STOP */
1160         }
1161
1162         LIST_ADDTAIL(&voutput_info->link, &private_server->voutput_list);
1163         voutput_info->private_server = private_server;
1164         voutput_info->resource = voutput_resource;
1165         voutput_info->output = output;
1166         LIST_INITHEAD(&voutput_info->output_list);
1167         LIST_INITHEAD(&voutput_info->buffer_list);
1168
1169         wl_resource_set_implementation(voutput_resource,
1170                                                                    &tdm_voutput_implementation,
1171                                                                    voutput_info,
1172                                                                    tdm_voutput_cb_resource_destroy);
1173
1174         wl_tdm_voutput_send_ack_message(voutput_resource, WL_TDM_VOUTPUT_MESSAGE_ADDED);
1175 }
1176
1177 /* LCOV_EXCL_START */
1178 static void
1179 _tdm_server_cb_debug(struct wl_client *client, struct wl_resource *resource, const char *options)
1180 {
1181         tdm_private_server *private_server = wl_resource_get_user_data(resource);
1182         tdm_private_loop *private_loop = private_server->private_loop;
1183         char message[TDM_SERVER_REPLY_MSG_LEN];
1184         char *m;
1185         int len = sizeof(message), size;
1186         uid_t uid;
1187
1188         wl_client_get_credentials(client, NULL, &uid, NULL);
1189
1190         if (uid != 0) {
1191                 snprintf(message, len, "tdm-monitor: SHOULD be a superuser.\n");
1192                 TDM_ERR("%s", message);
1193         } else {
1194                 tdm_monitor_server_command(private_loop->dpy, options, message, &len);
1195         }
1196
1197         size = sizeof(message) - len;
1198         m = message;
1199
1200         wl_client_flush(client);
1201
1202         while (size > 0) {
1203                 char buffer[TDM_DEBUG_REPLY_MSG_LEN];
1204                 int copylen = TDM_MIN(size, sizeof(buffer) - 1);
1205
1206                 strncpy(buffer, m, copylen);
1207                 m += copylen;
1208                 size -= copylen;
1209
1210                 buffer[copylen] = '\0';
1211
1212                 wl_tdm_send_debug_message(resource, buffer);
1213         }
1214
1215         wl_tdm_send_debug_done(resource);
1216 }
1217 /* LCOV_EXCL_STOP */
1218
1219 static const struct wl_tdm_interface tdm_implementation = {
1220         _tdm_server_cb_debug,
1221         _tdm_server_cb_create_output,
1222         _tdm_server_cb_create_virtual_output
1223 };
1224
1225 static void
1226 destroy_client(struct wl_resource *resource)
1227 {
1228         tdm_server_client_info *c = NULL, *cc = NULL;
1229         struct wl_client *client;
1230
1231         client = wl_resource_get_client(resource);
1232         TDM_RETURN_IF_FAIL(client != NULL);
1233
1234         LIST_FOR_EACH_ENTRY_SAFE(c, cc, &client_list, link) {
1235                 if (c->resource == resource) {
1236                         LIST_DEL(&c->link);
1237                         free(c);
1238                         return;
1239                 }
1240         }
1241 }
1242
1243 static void
1244 _tdm_server_bind(struct wl_client *client, void *data,
1245                                  uint32_t version, uint32_t id)
1246 {
1247         struct wl_resource *resource;
1248         tdm_server_client_info *cinfo;
1249
1250         resource = wl_resource_create(client, &wl_tdm_interface, version, id);
1251         if (!resource) {
1252                 /* LCOV_EXCL_START */
1253
1254                 wl_client_post_no_memory(client);
1255                 return;
1256
1257                 /* LCOV_EXCL_STOP */
1258         }
1259
1260         cinfo = calloc(1, sizeof(tdm_server_client_info));
1261         if (!cinfo) {
1262                 /* LCOV_EXCL_START */
1263
1264                 wl_client_post_no_memory(client);
1265                 wl_resource_destroy(resource);
1266                 return;
1267
1268                 /* LCOV_EXCL_STOP */
1269         }
1270
1271         cinfo->resource = resource;
1272
1273         LIST_ADDTAIL(&cinfo->link, &client_list);
1274         wl_client_get_credentials(client, &cinfo->pid, NULL, NULL);
1275         _tdm_server_get_process_name(cinfo->pid, cinfo->name, TDM_NAME_LEN);
1276
1277         wl_resource_set_implementation(resource, &tdm_implementation, data, destroy_client);
1278 }
1279
1280 INTERN tdm_error
1281 tdm_server_init(tdm_private_loop *private_loop)
1282 {
1283         tdm_private_server *private_server;
1284
1285         TDM_RETURN_VAL_IF_FAIL(private_loop, TDM_ERROR_OPERATION_FAILED);
1286         TDM_RETURN_VAL_IF_FAIL(private_loop->wl_display, TDM_ERROR_OPERATION_FAILED);
1287
1288         if (private_loop->private_server)
1289                 return TDM_ERROR_NONE;
1290
1291         if (wl_display_add_socket(private_loop->wl_display, "tdm-socket")) {
1292                 /* LCOV_EXCL_START */
1293
1294                 TDM_ERR("createing a tdm-socket failed");
1295                 return TDM_ERROR_OPERATION_FAILED;
1296
1297                 /* LCOV_EXCL_STOP */
1298         }
1299
1300         private_server = calloc(1, sizeof * private_server);
1301         if (!private_server) {
1302                 TDM_ERR("alloc failed");
1303                 return TDM_ERROR_OUT_OF_MEMORY;
1304         }
1305
1306         LIST_INITHEAD(&private_server->output_list);
1307         LIST_INITHEAD(&private_server->voutput_list);
1308         LIST_INITHEAD(&private_server->wait_list);
1309
1310         if (!wl_global_create(private_loop->wl_display, &wl_tdm_interface, 1,
1311                                                   private_server, _tdm_server_bind)) {
1312                 /* LCOV_EXCL_START */
1313
1314                 TDM_ERR("creating a global resource failed");
1315                 free(private_server);
1316                 return TDM_ERROR_OUT_OF_MEMORY;
1317
1318                 /* LCOV_EXCL_STOP */
1319         }
1320
1321         private_server->private_loop = private_loop;
1322         private_loop->private_server = private_server;
1323         keep_private_server = private_server;
1324
1325         LIST_INITHEAD(&client_list);
1326
1327         return TDM_ERROR_NONE;
1328 }
1329
1330 INTERN void
1331 tdm_server_deinit(tdm_private_loop *private_loop)
1332 {
1333         tdm_server_output_info *o = NULL, *oo = NULL;
1334         tdm_server_voutput_info *vo = NULL, *voo = NULL;
1335         tdm_server_wait_info *w = NULL, *ww = NULL;
1336         tdm_server_client_info *c = NULL, *cc = NULL;
1337         tdm_private_server *private_server;
1338
1339         if (!private_loop->private_server)
1340                 return;
1341
1342         private_server = private_loop->private_server;
1343
1344         LIST_FOR_EACH_ENTRY_SAFE(w, ww, &private_server->wait_list, link) {
1345                 destroy_wait(w);
1346         }
1347
1348         LIST_FOR_EACH_ENTRY_SAFE(o, oo, &private_server->output_list, link) {
1349                 wl_resource_destroy(o->resource);
1350         }
1351
1352         LIST_FOR_EACH_ENTRY_SAFE(vo, voo, &private_server->voutput_list, link) {
1353                 wl_resource_destroy(vo->resource);
1354         }
1355
1356         LIST_FOR_EACH_ENTRY_SAFE(c, cc, &client_list, link) {
1357                 wl_resource_destroy(c->resource);
1358         }
1359
1360         free(private_server);
1361         private_loop->private_server = NULL;
1362         keep_private_server = NULL;
1363 }
1364
1365 /* LCOV_EXCL_START */
1366 INTERN const char*
1367 tdm_server_get_client_name(pid_t pid)
1368 {
1369         tdm_server_client_info *c = NULL;
1370
1371         LIST_FOR_EACH_ENTRY(c, &client_list, link) {
1372                 if (c->pid == pid)
1373                         return (const char*)c->name;
1374         }
1375
1376         return NULL;
1377 }
1378 /* LCOV_EXCL_STOP */
1379
1380 /* LCOV_EXCL_START */
1381 INTERN tdm_error
1382 tdm_server_enable_ttrace_client_vblank(tdm_display *dpy, tdm_output *output, int enable)
1383 {
1384         tdm_private_server *private_server = keep_private_server;
1385         tdm_server_output_info *output_info = NULL;
1386
1387         if (!keep_private_server)
1388                 return TDM_ERROR_NONE;
1389
1390         LIST_FOR_EACH_ENTRY(output_info, &private_server->output_list, link) {
1391                 tdm_server_vblank_info *vblank_info = NULL;
1392
1393                 if (output && output_info->output != output)
1394                         continue;
1395
1396                 LIST_FOR_EACH_ENTRY(vblank_info, &output_info->vblank_list, link) {
1397                         wl_tdm_vblank_send_ttrace(vblank_info->resource, enable);
1398                 }
1399         }
1400
1401         return TDM_ERROR_NONE;
1402 }
1403 /* LCOV_EXCL_STOP */