1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
|
/***
This file is part of PulseAudio.
Copyright 2004-2006 Lennart Poettering
Copyright 2006 Pierre Ossman <ossman@cendio.se> for Cendio AB
PulseAudio is free software; you can redistribute it and/or modify
it under the terms of the GNU Lesser General Public License as published
by the Free Software Foundation; either version 2.1 of the License,
or (at your option) any later version.
PulseAudio is distributed in the hope that it will be useful, but
WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
General Public License for more details.
You should have received a copy of the GNU Lesser General Public License
along with PulseAudio; if not, see <http://www.gnu.org/licenses/>.
***/
#ifdef HAVE_CONFIG_H
#include <config.h>
#endif
#include <stdlib.h>
#include <unistd.h>
#include <errno.h>
#include <pulse/xmalloc.h>
#include <pulsecore/i18n.h>
#include <pulsecore/macro.h>
#include <pulsecore/core-error.h>
#include <pulsecore/log.h>
#include <pulsecore/conf-parser.h>
#include <pulsecore/core-util.h>
#include <pulsecore/authkey.h>
#include "client-conf.h"
#ifdef HAVE_X11
#include <pulse/client-conf-x11.h>
#endif
#define DEFAULT_CLIENT_CONFIG_FILE PA_DEFAULT_CONFIG_DIR PA_PATH_SEP "client.conf"
#define DEFAULT_CLIENT_CONFIG_FILE_USER "client.conf"
#define ENV_CLIENT_CONFIG_FILE "PULSE_CLIENTCONFIG"
#define ENV_DEFAULT_SINK "PULSE_SINK"
#define ENV_DEFAULT_SOURCE "PULSE_SOURCE"
#define ENV_DEFAULT_SERVER "PULSE_SERVER"
#define ENV_DAEMON_BINARY "PULSE_BINARY"
#define ENV_COOKIE_FILE "PULSE_COOKIE"
static const pa_client_conf default_conf = {
.daemon_binary = NULL,
.extra_arguments = NULL,
.default_sink = NULL,
.default_source = NULL,
.default_server = NULL,
.default_dbus_server = NULL,
.cookie_file_from_env = NULL,
.cookie_from_x11_valid = false,
.cookie_file_from_application = NULL,
.cookie_file_from_client_conf = NULL,
.autospawn = true,
.disable_shm = false,
.shm_size = 0,
.auto_connect_localhost = false,
.auto_connect_display = false
};
pa_client_conf *pa_client_conf_new(void) {
pa_client_conf *c = pa_xmemdup(&default_conf, sizeof(default_conf));
c->daemon_binary = pa_xstrdup(PA_BINARY);
c->extra_arguments = pa_xstrdup("--log-target=syslog");
return c;
}
void pa_client_conf_free(pa_client_conf *c) {
pa_assert(c);
pa_xfree(c->daemon_binary);
pa_xfree(c->extra_arguments);
pa_xfree(c->default_sink);
pa_xfree(c->default_source);
pa_xfree(c->default_server);
pa_xfree(c->default_dbus_server);
pa_xfree(c->cookie_file_from_env);
pa_xfree(c->cookie_file_from_application);
pa_xfree(c->cookie_file_from_client_conf);
pa_xfree(c);
}
static void load_env(pa_client_conf *c) {
char *e;
if ((e = getenv(ENV_DEFAULT_SINK))) {
pa_xfree(c->default_sink);
c->default_sink = pa_xstrdup(e);
}
if ((e = getenv(ENV_DEFAULT_SOURCE))) {
pa_xfree(c->default_source);
c->default_source = pa_xstrdup(e);
}
if ((e = getenv(ENV_DEFAULT_SERVER))) {
pa_xfree(c->default_server);
c->default_server = pa_xstrdup(e);
/* We disable autospawning automatically if a specific server was set */
c->autospawn = false;
}
if ((e = getenv(ENV_DAEMON_BINARY))) {
pa_xfree(c->daemon_binary);
c->daemon_binary = pa_xstrdup(e);
}
if ((e = getenv(ENV_COOKIE_FILE)) && *e) {
pa_xfree(c->cookie_file_from_env);
c->cookie_file_from_env = pa_xstrdup(e);
}
}
void pa_client_conf_load(pa_client_conf *c, bool load_from_x11, bool load_from_env) {
FILE *f = NULL;
char *fn = NULL;
/* Prepare the configuration parse table */
pa_config_item table[] = {
{ "daemon-binary", pa_config_parse_string, &c->daemon_binary, NULL },
{ "extra-arguments", pa_config_parse_string, &c->extra_arguments, NULL },
{ "default-sink", pa_config_parse_string, &c->default_sink, NULL },
{ "default-source", pa_config_parse_string, &c->default_source, NULL },
{ "default-server", pa_config_parse_string, &c->default_server, NULL },
{ "default-dbus-server", pa_config_parse_string, &c->default_dbus_server, NULL },
{ "autospawn", pa_config_parse_bool, &c->autospawn, NULL },
{ "cookie-file", pa_config_parse_string, &c->cookie_file_from_client_conf, NULL },
{ "disable-shm", pa_config_parse_bool, &c->disable_shm, NULL },
{ "enable-shm", pa_config_parse_not_bool, &c->disable_shm, NULL },
{ "shm-size-bytes", pa_config_parse_size, &c->shm_size, NULL },
{ "auto-connect-localhost", pa_config_parse_bool, &c->auto_connect_localhost, NULL },
{ "auto-connect-display", pa_config_parse_bool, &c->auto_connect_display, NULL },
{ NULL, NULL, NULL, NULL },
};
f = pa_open_config_file(DEFAULT_CLIENT_CONFIG_FILE, DEFAULT_CLIENT_CONFIG_FILE_USER, ENV_CLIENT_CONFIG_FILE, &fn);
if (f) {
pa_config_parse(fn, f, table, NULL, true, NULL);
pa_xfree(fn);
fclose(f);
}
if (load_from_x11) {
#ifdef HAVE_X11
pa_client_conf_from_x11(c);
#endif
}
if (load_from_env)
load_env(c);
}
int pa_client_conf_load_cookie(pa_client_conf *c, uint8_t *cookie, size_t cookie_length) {
int r;
char *fallback_path;
pa_assert(c);
pa_assert(cookie);
pa_assert(cookie_length > 0);
if (c->cookie_file_from_env) {
r = pa_authkey_load(c->cookie_file_from_env, true, cookie, cookie_length);
if (r >= 0)
return 0;
pa_log_warn("Failed to load cookie from %s (configured with environment variable PULSE_COOKIE): %s",
c->cookie_file_from_env, pa_cstrerror(errno));
}
if (c->cookie_from_x11_valid) {
if (cookie_length == sizeof(c->cookie_from_x11)) {
memcpy(cookie, c->cookie_from_x11, cookie_length);
return 0;
}
pa_log_warn("Failed to load cookie from X11 root window property PULSE_COOKIE: size mismatch.");
}
if (c->cookie_file_from_application) {
r = pa_authkey_load(c->cookie_file_from_application, true, cookie, cookie_length);
if (r >= 0)
return 0;
pa_log_warn("Failed to load cookie from %s (configured by the application): %s", c->cookie_file_from_application,
pa_cstrerror(errno));
}
if (c->cookie_file_from_client_conf) {
r = pa_authkey_load(c->cookie_file_from_client_conf, true, cookie, cookie_length);
if (r >= 0)
return 0;
pa_log_warn("Failed to load cookie from %s (configured in client.conf): %s", c->cookie_file_from_client_conf,
pa_cstrerror(errno));
}
r = pa_authkey_load(PA_NATIVE_COOKIE_FILE, false, cookie, cookie_length);
if (r >= 0)
return 0;
if (pa_append_to_home_dir(PA_NATIVE_COOKIE_FILE_FALLBACK, &fallback_path) >= 0) {
r = pa_authkey_load(fallback_path, false, cookie, cookie_length);
pa_xfree(fallback_path);
if (r >= 0)
return 0;
}
r = pa_authkey_load(PA_NATIVE_COOKIE_FILE, true, cookie, cookie_length);
if (r >= 0)
return 0;
pa_log("Failed to load cookie file from %s: %s", PA_NATIVE_COOKIE_FILE, pa_cstrerror(errno));
memset(cookie, 0, cookie_length);
return -1;
}
void pa_client_conf_set_cookie_file_from_application(pa_client_conf *c, const char *cookie_file) {
pa_assert(c);
pa_assert(!cookie_file || *cookie_file);
pa_xfree(c->cookie_file_from_application);
c->cookie_file_from_application = pa_xstrdup(cookie_file);
}
|
