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
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
|
/* $Id$ */
/***
This file is part of polypaudio.
polypaudio 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 of the License,
or (at your option) any later version.
polypaudio 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 polypaudio; if not, write to the Free Software
Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307
USA.
***/
#ifdef HAVE_CONFIG_H
#include <config.h>
#endif
#include <string.h>
#include <errno.h>
#include <stdio.h>
#include <assert.h>
#include <unistd.h>
#include <limits.h>
#ifdef HAVE_SYS_SOCKET_H
#include <sys/socket.h>
#endif
#ifdef HAVE_ARPA_INET_H
#include <arpa/inet.h>
#endif
#ifdef HAVE_NETINET_IN_H
#include <netinet/in.h>
#endif
#include "../polypcore/winsock.h"
#include <polypcore/module.h>
#include <polypcore/socket-server.h>
#include <polypcore/socket-util.h>
#include <polypcore/util.h>
#include <polypcore/modargs.h>
#include <polypcore/log.h>
#include <polypcore/native-common.h>
#ifdef USE_TCP_SOCKETS
#define SOCKET_DESCRIPTION "(TCP sockets)"
#define SOCKET_USAGE "port=<TCP port number> loopback=<listen on loopback device only?> listen=<address to listen on>"
#else
#define SOCKET_DESCRIPTION "(UNIX sockets)"
#define SOCKET_USAGE "socket=<path to UNIX socket>"
#endif
#if defined(USE_PROTOCOL_SIMPLE)
#include <polypcore/protocol-simple.h>
#define protocol_new pa_protocol_simple_new
#define protocol_free pa_protocol_simple_free
#define TCPWRAP_SERVICE "polypaudio-simple"
#define IPV4_PORT 4711
#define UNIX_SOCKET "simple"
#define MODULE_ARGUMENTS "rate", "format", "channels", "sink", "source", "playback", "record",
#if defined(USE_TCP_SOCKETS)
#include "module-simple-protocol-tcp-symdef.h"
#else
#include "module-simple-protocol-unix-symdef.h"
#endif
PA_MODULE_DESCRIPTION("Simple protocol "SOCKET_DESCRIPTION)
PA_MODULE_USAGE("rate=<sample rate> format=<sample format> channels=<number of channels> sink=<sink to connect to> source=<source to connect to> playback=<enable playback?> record=<enable record?> "SOCKET_USAGE)
#elif defined(USE_PROTOCOL_CLI)
#include <polypcore/protocol-cli.h>
#define protocol_new pa_protocol_cli_new
#define protocol_free pa_protocol_cli_free
#define TCPWRAP_SERVICE "polypaudio-cli"
#define IPV4_PORT 4712
#define UNIX_SOCKET "cli"
#define MODULE_ARGUMENTS
#ifdef USE_TCP_SOCKETS
#include "module-cli-protocol-tcp-symdef.h"
#else
#include "module-cli-protocol-unix-symdef.h"
#endif
PA_MODULE_DESCRIPTION("Command line interface protocol "SOCKET_DESCRIPTION)
PA_MODULE_USAGE(SOCKET_USAGE)
#elif defined(USE_PROTOCOL_HTTP)
#include <polypcore/protocol-http.h>
#define protocol_new pa_protocol_http_new
#define protocol_free pa_protocol_http_free
#define TCPWRAP_SERVICE "polypaudio-http"
#define IPV4_PORT 4714
#define UNIX_SOCKET "http"
#define MODULE_ARGUMENTS
#ifdef USE_TCP_SOCKETS
#include "module-http-protocol-tcp-symdef.h"
#else
#include "module-http-protocol-unix-symdef.h"
#endif
PA_MODULE_DESCRIPTION("HTTP "SOCKET_DESCRIPTION)
PA_MODULE_USAGE(SOCKET_USAGE)
#elif defined(USE_PROTOCOL_NATIVE)
#include <polypcore/protocol-native.h>
#define protocol_new pa_protocol_native_new
#define protocol_free pa_protocol_native_free
#define TCPWRAP_SERVICE "polypaudio-native"
#define IPV4_PORT PA_NATIVE_DEFAULT_PORT
#define UNIX_SOCKET PA_NATIVE_DEFAULT_UNIX_SOCKET
#define MODULE_ARGUMENTS "public", "cookie",
#ifdef USE_TCP_SOCKETS
#include "module-native-protocol-tcp-symdef.h"
#else
#include "module-native-protocol-unix-symdef.h"
#endif
PA_MODULE_DESCRIPTION("Native protocol "SOCKET_DESCRIPTION)
PA_MODULE_USAGE("public=<don't check for cookies?> cookie=<path to cookie file> "SOCKET_USAGE)
#elif defined(USE_PROTOCOL_ESOUND)
#include <polypcore/protocol-esound.h>
#include <polypcore/esound.h>
#define protocol_new pa_protocol_esound_new
#define protocol_free pa_protocol_esound_free
#define TCPWRAP_SERVICE "esound"
#define IPV4_PORT ESD_DEFAULT_PORT
#define UNIX_SOCKET ESD_UNIX_SOCKET_NAME
#define MODULE_ARGUMENTS "sink", "source", "public", "cookie",
#ifdef USE_TCP_SOCKETS
#include "module-esound-protocol-tcp-symdef.h"
#else
#include "module-esound-protocol-unix-symdef.h"
#endif
PA_MODULE_DESCRIPTION("ESOUND protocol "SOCKET_DESCRIPTION)
PA_MODULE_USAGE("sink=<sink to connect to> source=<source to connect to> public=<don't check for cookies?> cookie=<path to cookie file> "SOCKET_USAGE)
#else
#error "Broken build system"
#endif
PA_MODULE_AUTHOR("Lennart Poettering")
PA_MODULE_VERSION(PACKAGE_VERSION)
static const char* const valid_modargs[] = {
MODULE_ARGUMENTS
#if defined(USE_TCP_SOCKETS)
"port",
"loopback",
"listen",
#else
"socket",
#endif
NULL
};
static pa_socket_server *create_socket_server(pa_core *c, pa_modargs *ma) {
pa_socket_server *s;
#if defined(USE_TCP_SOCKETS)
int loopback = 1;
uint32_t port = IPV4_PORT;
const char *listen_on;
if (pa_modargs_get_value_boolean(ma, "loopback", &loopback) < 0) {
pa_log(__FILE__": loopback= expects a boolean argument.");
return NULL;
}
if (pa_modargs_get_value_u32(ma, "port", &port) < 0 || port < 1 || port > 0xFFFF) {
pa_log(__FILE__": port= expects a numerical argument between 1 and 65535.");
return NULL;
}
listen_on = pa_modargs_get_value(ma, "listen", NULL);
if (listen_on) {
if (!(s = pa_socket_server_new_ip_string(c->mainloop, listen_on, port, TCPWRAP_SERVICE)))
return NULL;
} else if (loopback) {
if (!(s = pa_socket_server_new_ip_loopback(c->mainloop, port, TCPWRAP_SERVICE)))
return NULL;
} else {
if (!(s = pa_socket_server_new_ip_any(c->mainloop, port, TCPWRAP_SERVICE)))
return NULL;
}
#else
int r;
const char *v;
char tmp[PATH_MAX];
v = pa_modargs_get_value(ma, "socket", UNIX_SOCKET);
assert(v);
pa_runtime_path(v, tmp, sizeof(tmp));
if (pa_make_secure_parent_dir(tmp) < 0) {
pa_log(__FILE__": Failed to create secure socket directory.");
return NULL;
}
if ((r = pa_unix_socket_remove_stale(tmp)) < 0) {
pa_log(__FILE__": Failed to remove stale UNIX socket '%s': %s", tmp, strerror(errno));
return NULL;
}
if (r)
pa_log(__FILE__": Removed stale UNIX socket '%s'.", tmp);
if (!(s = pa_socket_server_new_unix(c->mainloop, tmp)))
return NULL;
#endif
return s;
}
int pa__init(pa_core *c, pa_module*m) {
pa_socket_server *s;
pa_modargs *ma = NULL;
int ret = -1;
assert(c && m);
if (!(ma = pa_modargs_new(m->argument, valid_modargs))) {
pa_log(__FILE__": Failed to parse module arguments");
goto finish;
}
if (!(s = create_socket_server(c, ma)))
goto finish;
if (!(m->userdata = protocol_new(c, s, m, ma))) {
pa_socket_server_unref(s);
goto finish;
}
ret = 0;
finish:
if (ma)
pa_modargs_free(ma);
return ret;
}
void pa__done(pa_core *c, pa_module*m) {
assert(c && m);
#if defined(USE_PROTOCOL_ESOUND) && !defined(USE_TCP_SOCKETS)
if (remove(ESD_UNIX_SOCKET_NAME) != 0)
pa_log("%s: Failed to remove %s : %s.", __FILE__, ESD_UNIX_SOCKET_NAME, strerror (errno));
if (remove(ESD_UNIX_SOCKET_DIR) != 0)
pa_log("%s: Failed to remove %s : %s.", __FILE__, ESD_UNIX_SOCKET_DIR, strerror (errno));
#endif
protocol_free(m->userdata);
}
|
