1 /**************************************************************************
5 * Copyright 2015 Samsung Electronics co., Ltd. All Rights Reserved.
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>
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:
22 * The above copyright notice and this permission notice (including the
23 * next paragraph) shall be included in all copies or substantial portions
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.
34 **************************************************************************/
40 #include <tdm-server-protocol.h>
42 #include "tdm_private.h"
45 * - tdm server doesn't care about thread things.
46 * - DO NOT use the TDM internal functions here.
47 * However, the internal function which does lock/unlock the mutex of
48 * private_display in itself can be called.
49 * - DO NOT use the tdm_private_display structure here.
50 * - The callback function things can be called in main thread.
53 struct _tdm_private_server {
54 tdm_private_loop *private_loop;
55 struct list_head output_list;
56 struct list_head wait_list;
59 typedef struct _tdm_server_output_info {
60 struct list_head link;
61 tdm_private_server *private_server;
62 struct wl_resource *resource;
64 struct list_head vblank_list;
65 unsigned int watch_output_changes;
66 } tdm_server_output_info;
68 typedef struct _tdm_server_vblank_info {
69 struct list_head link;
70 tdm_server_output_info *output_info;
71 struct wl_resource *resource;
75 } tdm_server_vblank_info;
77 typedef struct _tdm_server_wait_info {
78 struct list_head link;
79 tdm_server_vblank_info *vblank_info;
83 } tdm_server_wait_info;
85 typedef struct _tdm_server_client_info {
86 struct list_head link;
88 char name[TDM_NAME_LEN];
89 struct wl_resource *resource;
90 } tdm_server_client_info;
92 static tdm_private_server *keep_private_server;
93 static struct list_head client_list;
95 static void destroy_wait(tdm_server_wait_info *wait_info);
98 _tdm_server_get_process_name(pid_t pid, char *name, unsigned int size)
100 char proc[TDM_NAME_LEN], pname[TDM_NAME_LEN];
104 snprintf(name, size, "Unknown");
106 snprintf(proc, TDM_NAME_LEN, "/proc/%d/cmdline", pid);
107 h = fopen(proc, "r");
111 len = fread(pname, sizeof(char), TDM_NAME_LEN, h);
113 char *p = strncpy(pname, "NO NAME", sizeof(pname) - 1);
116 pname[len - 1] = '\0';
118 strncpy(name, pname, size - 1);
119 name[size - 1] = '\0';
124 /* LCOV_EXCL_START */
126 _tdm_server_send_done(tdm_server_wait_info *wait_info, tdm_error error,
127 unsigned int sequence, unsigned int tv_sec, unsigned int tv_usec)
129 tdm_server_wait_info *found;
130 tdm_server_vblank_info *vblank_info;
132 TDM_RETURN_IF_FAIL(keep_private_server != NULL);
134 LIST_FIND_ITEM(wait_info, &keep_private_server->wait_list,
135 tdm_server_wait_info, link, found);
137 TDM_ERR("wait_info(%p) is destroyed", wait_info);
141 if (tdm_debug_module & TDM_DEBUG_VBLANK)
142 TDM_DBG("req_id(%d) done", wait_info->req_id);
144 vblank_info = wait_info->vblank_info;
146 if (tdm_ttrace_module & TDM_TTRACE_SERVER_VBLANK)
147 TDM_TRACE_ASYNC_END((int)wait_info->req_time, "TDM_Server_Vblank:%u", vblank_info->stamp);
149 wl_tdm_vblank_send_done(vblank_info->resource, wait_info->req_id,
150 sequence, tv_sec, tv_usec, error);
152 destroy_wait(wait_info);
156 /* LCOV_EXCL_START */
158 _tdm_server_cb_vblank(tdm_vblank *vblank, tdm_error error, unsigned int sequence,
159 unsigned int tv_sec, unsigned int tv_usec, void *user_data)
161 _tdm_server_send_done((tdm_server_wait_info*)user_data, error, sequence, tv_sec, tv_usec);
165 /* LCOV_EXCL_START */
167 _tdm_server_cb_output_change(tdm_output *output, tdm_output_change_type type,
168 tdm_value value, void *user_data)
170 tdm_server_output_info *output_info = user_data;
171 struct wl_client *client;
174 TDM_RETURN_IF_FAIL(output_info != NULL);
176 client = wl_resource_get_client(output_info->resource);
177 TDM_RETURN_IF_FAIL(client != NULL);
179 wl_client_get_credentials(client, &pid, NULL, NULL);
181 if (!output_info->watch_output_changes) {
182 TDM_DBG("skip sending the output changes: pid(%d)", (unsigned int)pid);
186 TDM_DBG("send the output changes: %d", (unsigned int)pid);
189 case TDM_OUTPUT_CHANGE_DPMS:
190 wl_tdm_output_send_dpms(output_info->resource, value.u32, TDM_ERROR_NONE);
192 case TDM_OUTPUT_CHANGE_CONNECTION:
193 wl_tdm_output_send_connection(output_info->resource, value.u32, TDM_ERROR_NONE);
202 destroy_wait(tdm_server_wait_info *wait_info)
204 LIST_DEL(&wait_info->link);
209 destroy_vblank_callback(struct wl_resource *resource)
211 tdm_server_vblank_info *vblank_info = wl_resource_get_user_data(resource);
212 tdm_server_wait_info *w = NULL, *ww = NULL;
214 TDM_RETURN_IF_FAIL(vblank_info != NULL);
216 LIST_DEL(&vblank_info->link);
218 if (vblank_info->vblank)
219 tdm_vblank_destroy(vblank_info->vblank);
221 LIST_FOR_EACH_ENTRY_SAFE(w, ww, &keep_private_server->wait_list, link) {
222 if (w->vblank_info == vblank_info)
229 /* LCOV_EXCL_START */
231 _tdm_server_vblank_cb_destroy(struct wl_client *client, struct wl_resource *resource)
233 wl_resource_destroy(resource);
237 /* LCOV_EXCL_START */
239 _tdm_server_vblank_cb_set_name(struct wl_client *client, struct wl_resource *resource, const char *name)
241 tdm_server_vblank_info *vblank_info = wl_resource_get_user_data(resource);
244 ret = tdm_vblank_set_name(vblank_info->vblank, name);
245 TDM_RETURN_IF_FAIL(ret == TDM_ERROR_NONE);
249 /* LCOV_EXCL_START */
251 _tdm_server_vblank_cb_set_fps(struct wl_client *client, struct wl_resource *resource, uint32_t fps)
253 tdm_server_vblank_info *vblank_info = wl_resource_get_user_data(resource);
256 ret = tdm_vblank_set_fps(vblank_info->vblank, fps);
257 TDM_RETURN_IF_FAIL(ret == TDM_ERROR_NONE);
261 /* LCOV_EXCL_START */
263 _tdm_server_vblank_cb_set_offset(struct wl_client *client, struct wl_resource *resource, int32_t offset)
265 tdm_server_vblank_info *vblank_info = wl_resource_get_user_data(resource);
268 ret = tdm_vblank_set_offset(vblank_info->vblank, offset);
269 TDM_RETURN_IF_FAIL(ret == TDM_ERROR_NONE);
274 _tdm_server_vblank_cb_set_enable_fake(struct wl_client *client, struct wl_resource *resource, uint32_t enable_fake)
276 tdm_server_vblank_info *vblank_info = wl_resource_get_user_data(resource);
279 ret = tdm_vblank_set_enable_fake(vblank_info->vblank, enable_fake);
280 TDM_RETURN_IF_FAIL(ret == TDM_ERROR_NONE);
284 _tdm_server_vblank_cb_wait_vblank(struct wl_client *client, struct wl_resource *resource,
285 uint32_t interval, uint32_t req_id, uint32_t req_sec, uint32_t req_usec)
287 tdm_server_vblank_info *vblank_info = wl_resource_get_user_data(resource);
288 tdm_server_output_info *output_info = vblank_info->output_info;
289 tdm_private_server *private_server = output_info->private_server;
290 tdm_server_wait_info *wait_info;
291 unsigned int enable_fake = 0;
294 wait_info = calloc(1, sizeof * wait_info);
296 /* LCOV_EXCL_START */
298 TDM_ERR("alloc failed");
299 ret = TDM_ERROR_OUT_OF_MEMORY;
305 LIST_ADDTAIL(&wait_info->link, &private_server->wait_list);
306 wait_info->vblank_info = vblank_info;
307 wait_info->req_id = req_id;
308 wait_info->req_time = TDM_TIME(req_sec, req_usec);
310 if (tdm_debug_module & TDM_DEBUG_VBLANK)
311 TDM_DBG("req_id(%d) wait", req_id);
313 if (tdm_ttrace_module & TDM_TTRACE_SERVER_VBLANK)
314 TDM_TRACE_ASYNC_BEGIN((int)wait_info->req_time, "TDM_Server_Vblank:%u", vblank_info->stamp);
316 ret = tdm_vblank_wait(vblank_info->vblank, req_sec, req_usec, interval, _tdm_server_cb_vblank, wait_info);
318 tdm_vblank_get_enable_fake(vblank_info->vblank, &enable_fake);
319 if (!enable_fake && ret == TDM_ERROR_DPMS_OFF)
322 TDM_GOTO_IF_FAIL(ret == TDM_ERROR_NONE, wait_failed);
326 /* LCOV_EXCL_START */
328 wl_tdm_vblank_send_done(vblank_info->resource, req_id, 0, 0, 0, ret);
330 destroy_wait(wait_info);
336 _tdm_server_vblank_cb_wait_vblank_seq(struct wl_client *client, struct wl_resource *resource,
337 uint32_t sequence, uint32_t req_id, uint32_t req_sec, uint32_t req_usec)
339 tdm_server_vblank_info *vblank_info = wl_resource_get_user_data(resource);
340 tdm_server_output_info *output_info = vblank_info->output_info;
341 tdm_private_server *private_server = output_info->private_server;
342 tdm_server_wait_info *wait_info;
343 unsigned int enable_fake = 0;
346 wait_info = calloc(1, sizeof * wait_info);
348 /* LCOV_EXCL_START */
350 TDM_ERR("alloc failed");
351 ret = TDM_ERROR_OUT_OF_MEMORY;
357 LIST_ADDTAIL(&wait_info->link, &private_server->wait_list);
358 wait_info->vblank_info = vblank_info;
359 wait_info->req_id = req_id;
360 wait_info->req_time = TDM_TIME(req_sec, req_usec);
362 if (tdm_debug_module & TDM_DEBUG_VBLANK)
363 TDM_DBG("req_id(%d) wait", req_id);
365 if (tdm_ttrace_module & TDM_TTRACE_SERVER_VBLANK)
366 TDM_TRACE_ASYNC_BEGIN((int)wait_info->req_time, "TDM_Server_Vblank:%u", vblank_info->stamp);
368 ret = tdm_vblank_wait_seq(vblank_info->vblank, req_sec, req_usec, sequence, _tdm_server_cb_vblank, wait_info);
370 tdm_vblank_get_enable_fake(vblank_info->vblank, &enable_fake);
371 if (!enable_fake && ret == TDM_ERROR_DPMS_OFF)
374 TDM_GOTO_IF_FAIL(ret == TDM_ERROR_NONE, wait_failed);
378 /* LCOV_EXCL_START */
380 wl_tdm_vblank_send_done(vblank_info->resource, req_id, 0, 0, 0, ret);
382 destroy_wait(wait_info);
387 static const struct wl_tdm_vblank_interface tdm_vblank_implementation = {
388 _tdm_server_vblank_cb_destroy,
389 _tdm_server_vblank_cb_set_name,
390 _tdm_server_vblank_cb_set_fps,
391 _tdm_server_vblank_cb_set_offset,
392 _tdm_server_vblank_cb_set_enable_fake,
393 _tdm_server_vblank_cb_wait_vblank,
394 _tdm_server_vblank_cb_wait_vblank_seq,
397 /* LCOV_EXCL_START */
399 _tdm_server_output_cb_destroy(struct wl_client *client, struct wl_resource *resource)
401 wl_resource_destroy(resource);
406 _tdm_server_output_cb_create_vblank(struct wl_client *client, struct wl_resource *resource, uint32_t id)
408 tdm_server_output_info *output_info = wl_resource_get_user_data(resource);
409 tdm_private_server *private_server = output_info->private_server;
410 tdm_private_loop *private_loop = private_server->private_loop;
411 struct wl_resource *vblank_resource;
413 tdm_server_vblank_info *vblank_info;
416 wl_resource_create(client, &wl_tdm_vblank_interface,
417 wl_resource_get_version(resource), id);
418 if (!vblank_resource) {
419 /* LCOV_EXCL_START */
421 wl_resource_post_no_memory(resource);
422 TDM_ERR("wl_resource_create failed");
428 vblank = tdm_vblank_create(private_loop->dpy, output_info->output, NULL);
430 /* LCOV_EXCL_START */
432 wl_resource_post_no_memory(resource);
433 wl_resource_destroy(vblank_resource);
434 TDM_ERR("tdm_vblank_create failed");
440 vblank_info = calloc(1, sizeof * vblank_info);
442 /* LCOV_EXCL_START */
444 wl_resource_post_no_memory(resource);
445 wl_resource_destroy(vblank_resource);
446 tdm_vblank_destroy(vblank);
447 TDM_ERR("alloc failed");
453 LIST_ADDTAIL(&vblank_info->link, &output_info->vblank_list);
454 vblank_info->output_info = output_info;
455 vblank_info->resource = vblank_resource;
456 vblank_info->vblank = vblank;
457 vblank_info->stamp = (unsigned int)tdm_vblank_get_stamp(vblank);
459 tdm_vblank_set_resource(vblank, vblank_resource);
461 wl_resource_set_implementation(vblank_resource, &tdm_vblank_implementation,
462 vblank_info, destroy_vblank_callback);
464 wl_tdm_vblank_send_stamp(vblank_info->resource, vblank_info->stamp);
466 if (tdm_ttrace_module & TDM_TTRACE_CLIENT_VBLANK) {
467 tdm_output *output = tdm_display_get_output(private_loop->dpy, tdm_ttrace_output, NULL);
468 if (output == output_info->output)
469 wl_tdm_vblank_send_ttrace(vblank_info->resource, 1);
475 /* LCOV_EXCL_START */
477 _tdm_server_output_cb_watch_output_changes(struct wl_client *client, struct wl_resource *resource, unsigned int enable)
479 tdm_server_output_info *output_info = wl_resource_get_user_data(resource);
481 TDM_RETURN_IF_FAIL(output_info != NULL);
483 output_info->watch_output_changes = enable;
488 _tdm_server_output_cb_get_connection(struct wl_client *client, struct wl_resource *resource)
490 tdm_server_output_info *output_info = wl_resource_get_user_data(resource);
491 tdm_output_conn_status status = TDM_OUTPUT_CONN_STATUS_DISCONNECTED;
494 TDM_RETURN_IF_FAIL(output_info != NULL);
496 ret = tdm_output_get_conn_status(output_info->output, &status);
497 TDM_GOTO_IF_FAIL(ret == TDM_ERROR_NONE, failed);
499 wl_tdm_output_send_connection(output_info->resource, status, ret);
504 wl_tdm_output_send_connection(output_info->resource, TDM_OUTPUT_CONN_STATUS_DISCONNECTED, ret);
508 _tdm_server_output_cb_get_mode(struct wl_client *client, struct wl_resource *resource)
510 tdm_server_output_info *output_info = wl_resource_get_user_data(resource);
511 tdm_output_conn_status status = TDM_OUTPUT_CONN_STATUS_DISCONNECTED;
514 TDM_RETURN_IF_FAIL(output_info != NULL);
516 ret = tdm_output_get_conn_status(output_info->output, &status);
517 TDM_GOTO_IF_FAIL(ret == TDM_ERROR_NONE, failed);
519 if (status != TDM_OUTPUT_CONN_STATUS_DISCONNECTED) {
520 const tdm_output_mode *mode = NULL;
521 unsigned int hdisplay, vdisplay, vrefresh;
523 ret = tdm_output_get_mode(output_info->output, &mode);
524 TDM_GOTO_IF_FAIL(ret == TDM_ERROR_NONE, failed);
526 hdisplay = (mode) ? mode->hdisplay : 0;
527 vdisplay = (mode) ? mode->vdisplay : 0;
528 vrefresh = (mode) ? mode->vrefresh : 0;
530 wl_tdm_output_send_mode(output_info->resource, hdisplay, vdisplay, vrefresh, ret);
532 wl_tdm_output_send_mode(output_info->resource, 0, 0, 0, TDM_ERROR_OUTPUT_DISCONNECTED);
537 wl_tdm_output_send_mode(output_info->resource, 0, 0, 0, ret);
541 _tdm_server_output_cb_get_dpms(struct wl_client *client, struct wl_resource *resource)
543 tdm_server_output_info *output_info = wl_resource_get_user_data(resource);
544 tdm_output_conn_status status = TDM_OUTPUT_CONN_STATUS_DISCONNECTED;
547 TDM_RETURN_IF_FAIL(output_info != NULL);
549 ret = tdm_output_get_conn_status(output_info->output, &status);
550 TDM_GOTO_IF_FAIL(ret == TDM_ERROR_NONE, failed);
552 if (status != TDM_OUTPUT_CONN_STATUS_DISCONNECTED) {
553 tdm_output_dpms dpms_value = TDM_OUTPUT_DPMS_OFF;
555 ret = tdm_output_get_dpms(output_info->output, &dpms_value);
556 TDM_GOTO_IF_FAIL(ret == TDM_ERROR_NONE, failed);
558 wl_tdm_output_send_dpms(output_info->resource, dpms_value, ret);
560 wl_tdm_output_send_dpms(output_info->resource, TDM_OUTPUT_DPMS_OFF, TDM_ERROR_OUTPUT_DISCONNECTED);
565 wl_tdm_output_send_dpms(output_info->resource, TDM_OUTPUT_DPMS_OFF, ret);
568 static const struct wl_tdm_output_interface tdm_output_implementation = {
569 _tdm_server_output_cb_destroy,
570 _tdm_server_output_cb_create_vblank,
571 _tdm_server_output_cb_watch_output_changes,
572 _tdm_server_output_cb_get_connection,
573 _tdm_server_output_cb_get_mode,
574 _tdm_server_output_cb_get_dpms,
578 destroy_output_callback(struct wl_resource *resource)
580 tdm_server_output_info *output_info = wl_resource_get_user_data(resource);
581 tdm_server_vblank_info *v = NULL, *vv = NULL;
583 TDM_RETURN_IF_FAIL(output_info != NULL);
585 LIST_DEL(&output_info->link);
587 tdm_output_remove_change_handler(output_info->output,
588 _tdm_server_cb_output_change, output_info);
590 LIST_FOR_EACH_ENTRY_SAFE(v, vv, &output_info->vblank_list, link) {
591 wl_resource_destroy(v->resource);
598 _tdm_server_cb_create_output(struct wl_client *client, struct wl_resource *resource,
599 const char *name, uint32_t id)
601 tdm_private_server *private_server = wl_resource_get_user_data(resource);
602 tdm_server_output_info *output_info;
603 struct wl_resource *output_resource = NULL;
605 tdm_output_conn_status status = TDM_OUTPUT_CONN_STATUS_DISCONNECTED;
608 output = tdm_display_find_output(private_server->private_loop->dpy, name, NULL);
610 /* LCOV_EXCL_START */
612 TDM_ERR("There is no '%s' output", name);
613 wl_resource_post_error(resource, WL_DISPLAY_ERROR_INVALID_OBJECT,
614 "There is no '%s' output", name);
621 wl_resource_create(client, &wl_tdm_output_interface,
622 wl_resource_get_version(resource), id);
623 if (!output_resource) {
624 /* LCOV_EXCL_START */
626 wl_resource_post_no_memory(resource);
627 TDM_ERR("wl_resource_create failed");
633 output_info = calloc(1, sizeof * output_info);
635 /* LCOV_EXCL_START */
637 wl_resource_post_no_memory(resource);
638 wl_resource_destroy(output_resource);
639 TDM_ERR("alloc failed");
645 ret = tdm_output_add_change_handler(output, _tdm_server_cb_output_change, output_info);
646 if (ret != TDM_ERROR_NONE) {
647 wl_resource_post_no_memory(resource);
648 wl_resource_destroy(output_resource);
650 TDM_ERR("tdm_output_add_change_handler failed");
654 LIST_ADDTAIL(&output_info->link, &private_server->output_list);
655 output_info->private_server = private_server;
656 output_info->resource = output_resource;
657 output_info->output = output;
658 LIST_INITHEAD(&output_info->vblank_list);
660 wl_resource_set_implementation(output_resource, &tdm_output_implementation,
661 output_info, destroy_output_callback);
663 ret = tdm_output_get_conn_status(output, &status);
664 wl_tdm_output_send_connection(output_resource, status, ret);
666 if (status != TDM_OUTPUT_CONN_STATUS_DISCONNECTED) {
667 tdm_output_dpms dpms_value = TDM_OUTPUT_DPMS_OFF;
668 const tdm_output_mode *mode = NULL;
669 unsigned int hdisplay, vdisplay, vrefresh;
671 ret = tdm_output_get_mode(output, &mode);
672 hdisplay = (mode) ? mode->hdisplay : 0;
673 vdisplay = (mode) ? mode->vdisplay : 0;
674 vrefresh = (mode) ? mode->vrefresh : 0;
675 wl_tdm_output_send_mode(output_resource, hdisplay, vdisplay, vrefresh, ret);
677 ret = tdm_output_get_dpms(output, &dpms_value);
678 wl_tdm_output_send_dpms(output_resource, dpms_value, ret);
680 wl_tdm_output_send_mode(output_resource, 0, 0, 0, TDM_ERROR_OUTPUT_DISCONNECTED);
681 wl_tdm_output_send_dpms(output_resource, TDM_OUTPUT_DPMS_OFF, TDM_ERROR_OUTPUT_DISCONNECTED);
686 _tdm_server_cb_create_virtual_output(struct wl_client *client, struct wl_resource *resource, const char *name, uint32_t id)
688 struct wl_resource *voutput_resource = NULL;
691 wl_resource_create(client, &wl_tdm_voutput_interface,
692 wl_resource_get_version(resource), id);
693 if (!voutput_resource) {
694 /* LCOV_EXCL_START */
696 wl_resource_post_no_memory(resource);
697 TDM_ERR("wl_resource_create failed");
703 wl_tdm_voutput_send_ack_message(voutput_resource, WL_TDM_VOUTPUT_MESSAGE_ADDED);
706 /* LCOV_EXCL_START */
708 _tdm_server_cb_debug(struct wl_client *client, struct wl_resource *resource, const char *options)
710 tdm_private_server *private_server = wl_resource_get_user_data(resource);
711 tdm_private_loop *private_loop = private_server->private_loop;
712 char message[TDM_SERVER_REPLY_MSG_LEN];
714 int len = sizeof(message), size;
717 wl_client_get_credentials(client, NULL, &uid, NULL);
720 snprintf(message, len, "tdm-monitor: SHOULD be a superuser.\n");
721 TDM_ERR("%s", message);
723 tdm_monitor_server_command(private_loop->dpy, options, message, &len);
726 size = sizeof(message) - len;
729 wl_client_flush(client);
732 char buffer[TDM_DEBUG_REPLY_MSG_LEN];
733 int copylen = TDM_MIN(size, sizeof(buffer) - 1);
735 strncpy(buffer, m, copylen);
739 buffer[copylen] = '\0';
741 wl_tdm_send_debug_message(resource, buffer);
744 wl_tdm_send_debug_done(resource);
748 static const struct wl_tdm_interface tdm_implementation = {
749 _tdm_server_cb_debug,
750 _tdm_server_cb_create_output,
751 _tdm_server_cb_create_virtual_output
755 destroy_client(struct wl_resource *resource)
757 tdm_server_client_info *c = NULL, *cc = NULL;
758 struct wl_client *client;
760 client = wl_resource_get_client(resource);
761 TDM_RETURN_IF_FAIL(client != NULL);
763 LIST_FOR_EACH_ENTRY_SAFE(c, cc, &client_list, link) {
764 if (c->resource == resource) {
773 _tdm_server_bind(struct wl_client *client, void *data,
774 uint32_t version, uint32_t id)
776 struct wl_resource *resource;
777 tdm_server_client_info *cinfo;
779 resource = wl_resource_create(client, &wl_tdm_interface, version, id);
781 /* LCOV_EXCL_START */
783 wl_client_post_no_memory(client);
789 cinfo = calloc(1, sizeof(tdm_server_client_info));
791 /* LCOV_EXCL_START */
793 wl_client_post_no_memory(client);
794 wl_resource_destroy(resource);
800 cinfo->resource = resource;
802 LIST_ADDTAIL(&cinfo->link, &client_list);
803 wl_client_get_credentials(client, &cinfo->pid, NULL, NULL);
804 _tdm_server_get_process_name(cinfo->pid, cinfo->name, TDM_NAME_LEN);
806 wl_resource_set_implementation(resource, &tdm_implementation, data, destroy_client);
810 tdm_server_init(tdm_private_loop *private_loop)
812 tdm_private_server *private_server;
814 TDM_RETURN_VAL_IF_FAIL(private_loop, TDM_ERROR_OPERATION_FAILED);
815 TDM_RETURN_VAL_IF_FAIL(private_loop->wl_display, TDM_ERROR_OPERATION_FAILED);
817 if (private_loop->private_server)
818 return TDM_ERROR_NONE;
820 if (wl_display_add_socket(private_loop->wl_display, "tdm-socket")) {
821 /* LCOV_EXCL_START */
823 TDM_ERR("createing a tdm-socket failed");
824 return TDM_ERROR_OPERATION_FAILED;
829 private_server = calloc(1, sizeof * private_server);
830 if (!private_server) {
831 TDM_ERR("alloc failed");
832 return TDM_ERROR_OUT_OF_MEMORY;
835 LIST_INITHEAD(&private_server->output_list);
836 LIST_INITHEAD(&private_server->wait_list);
838 if (!wl_global_create(private_loop->wl_display, &wl_tdm_interface, 1,
839 private_server, _tdm_server_bind)) {
840 /* LCOV_EXCL_START */
842 TDM_ERR("creating a global resource failed");
843 free(private_server);
844 return TDM_ERROR_OUT_OF_MEMORY;
849 private_server->private_loop = private_loop;
850 private_loop->private_server = private_server;
851 keep_private_server = private_server;
853 LIST_INITHEAD(&client_list);
855 return TDM_ERROR_NONE;
859 tdm_server_deinit(tdm_private_loop *private_loop)
861 tdm_server_output_info *o = NULL, *oo = NULL;
862 tdm_server_wait_info *w = NULL, *ww = NULL;
863 tdm_server_client_info *c = NULL, *cc = NULL;
864 tdm_private_server *private_server;
866 if (!private_loop->private_server)
869 private_server = private_loop->private_server;
871 LIST_FOR_EACH_ENTRY_SAFE(w, ww, &private_server->wait_list, link) {
875 LIST_FOR_EACH_ENTRY_SAFE(o, oo, &private_server->output_list, link) {
876 wl_resource_destroy(o->resource);
879 LIST_FOR_EACH_ENTRY_SAFE(c, cc, &client_list, link) {
880 wl_resource_destroy(c->resource);
883 free(private_server);
884 private_loop->private_server = NULL;
885 keep_private_server = NULL;
888 /* LCOV_EXCL_START */
890 tdm_server_get_client_name(pid_t pid)
892 tdm_server_client_info *c = NULL;
894 LIST_FOR_EACH_ENTRY(c, &client_list, link) {
896 return (const char*)c->name;
903 /* LCOV_EXCL_START */
905 tdm_server_enable_ttrace_client_vblank(tdm_display *dpy, tdm_output *output, int enable)
907 tdm_private_server *private_server = keep_private_server;
908 tdm_server_output_info *output_info = NULL;
910 if (!keep_private_server)
911 return TDM_ERROR_NONE;
913 LIST_FOR_EACH_ENTRY(output_info, &private_server->output_list, link) {
914 tdm_server_vblank_info *vblank_info = NULL;
916 if (output && output_info->output != output)
919 LIST_FOR_EACH_ENTRY(vblank_info, &output_info->vblank_list, link) {
920 wl_tdm_vblank_send_ttrace(vblank_info->resource, enable);
924 return TDM_ERROR_NONE;