1 /* PipeWire
2  *
3  * Copyright © 2020 Wim Taymans
4  *
5  * Permission is hereby granted, free of charge, to any person obtaining a
6  * copy of this software and associated documentation files (the "Software"),
7  * to deal in the Software without restriction, including without limitation
8  * the rights to use, copy, modify, merge, publish, distribute, sublicense,
9  * and/or sell copies of the Software, and to permit persons to whom the
10  * Software is furnished to do so, subject to the following conditions:
11  *
12  * The above copyright notice and this permission notice (including the next
13  * paragraph) shall be included in all copies or substantial portions of the
14  * Software.
15  *
16  * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
17  * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
18  * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL
19  * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
20  * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
21  * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
22  * DEALINGS IN THE SOFTWARE.
23  */
24 
25 #include <stdint.h>
26 
27 #include <spa/utils/result.h>
28 #include <pipewire/log.h>
29 
30 #include "defs.h"
31 #include "client.h"
32 #include "commands.h"
33 #include "message.h"
34 #include "log.h"
35 
reply_new(const struct client * client,uint32_t tag)36 struct message *reply_new(const struct client *client, uint32_t tag)
37 {
38 	struct message *reply = message_alloc(client->impl, -1, 0);
39 
40 	pw_log_debug("client %p: new reply tag:%u", client, tag);
41 
42 	message_put(reply,
43 		TAG_U32, COMMAND_REPLY,
44 		TAG_U32, tag,
45 		TAG_INVALID);
46 
47 	return reply;
48 }
49 
reply_error(struct client * client,uint32_t command,uint32_t tag,int res)50 int reply_error(struct client *client, uint32_t command, uint32_t tag, int res)
51 {
52 	struct impl *impl = client->impl;
53 	struct message *reply;
54 	uint32_t error = res_to_err(res);
55 	const char *name;
56 	enum spa_log_level level;
57 
58 	if (command < COMMAND_MAX)
59 		name = commands[command].name;
60 	else
61 		name = "invalid";
62 
63 	switch (res) {
64 	case -ENOENT:
65 	case -ENOTSUP:
66 		level = SPA_LOG_LEVEL_INFO;
67 		break;
68 	default:
69 		level = SPA_LOG_LEVEL_WARN;
70 		break;
71 	}
72 
73 	pw_log(level, "client %p [%s]: ERROR command:%d (%s) tag:%u error:%u (%s)",
74 	       client, client->name, command, name, tag, error, spa_strerror(res));
75 
76 	reply = message_alloc(impl, -1, 0);
77 	message_put(reply,
78 		TAG_U32, COMMAND_ERROR,
79 		TAG_U32, tag,
80 		TAG_U32, error,
81 		TAG_INVALID);
82 
83 	return client_queue_message(client, reply);
84 }
85