1 | //roard.c: |
---|
2 | |
---|
3 | #include "roard.h" |
---|
4 | |
---|
5 | char * server = ROAR_DEFAULT_SOCK_GLOBAL; // global server address |
---|
6 | |
---|
7 | void usage (void) { |
---|
8 | printf("Usage: roard [OPTIONS]...\n\n"); |
---|
9 | |
---|
10 | printf("Misc Options:\n\n"); |
---|
11 | printf( |
---|
12 | " --demon - Bring the server into background after init\n" |
---|
13 | " --terminate - Terminate after last client quited\n" |
---|
14 | " --restart - Trys to stop an old instance and start a new with new settings\n" |
---|
15 | " --realtime - Trys to get realtime priority,\n" |
---|
16 | " give multible times for being more realtime\n" |
---|
17 | ); |
---|
18 | |
---|
19 | printf("\nAudio Options:\n\n"); |
---|
20 | printf( |
---|
21 | " -R --rate RATE - Set server rate\n" |
---|
22 | " -B --bits BITS - Set server bits\n" |
---|
23 | " -C --chans CHANNELS - Set server channels\n" |
---|
24 | ); |
---|
25 | |
---|
26 | printf("\nDriver Options:\n\n"); |
---|
27 | printf(" -d --driver DRV - Set the driver, use '-d list' to get a list (default: %s)\n", ROAR_DRIVER_DEFAULT); |
---|
28 | printf(" -D --device DEV - Set the device\n"); |
---|
29 | printf(" -dO OPTS - Set output options\n"); |
---|
30 | |
---|
31 | printf("\nSource Options:\n\n"); |
---|
32 | printf(" -s --source DRV - Use DRV as input driver\n" |
---|
33 | " -S DEV - Use DEV as input device\n" |
---|
34 | " -sO OPTS - Use OPTS as input options\n" |
---|
35 | " -sP - Make souce as primary\n" |
---|
36 | ); |
---|
37 | |
---|
38 | printf("\nCodec Filter Options:\n\n"); |
---|
39 | printf(" --list-cf - List all codec filter\n" |
---|
40 | ); |
---|
41 | |
---|
42 | printf("\nServer Options:\n\n"); |
---|
43 | printf(" -t --tcp - Use TCP listen socket\n" |
---|
44 | " -u --unix - Use UNIX Domain listen socket (default)\n" |
---|
45 | " -p --port - TCP Port to bind to\n" |
---|
46 | " -b --bind - IP/Hostname to bind to\n" |
---|
47 | " -s --sock - Filename for UNIX Domain Socket\n" |
---|
48 | " -G GROUP - Sets the group for the UNIX Domain Socket, (default: audio)\n" |
---|
49 | " You need the permittions to change the GID\n" |
---|
50 | " --no-listen - Do not listen for new clients (only usefull for relaing)\n" |
---|
51 | " --client-fh - Comunicate with a client over this handle\n" |
---|
52 | " (only usefull for relaing)\n" |
---|
53 | ); |
---|
54 | // printf("\n Options:\n\n"); |
---|
55 | printf("\n"); |
---|
56 | } |
---|
57 | |
---|
58 | int main (int argc, char * argv[]) { |
---|
59 | int i; |
---|
60 | char * k; |
---|
61 | char user_sock[80] = {0}; |
---|
62 | struct roar_audio_info sa; |
---|
63 | int demon = 0; |
---|
64 | int realtime = 0; |
---|
65 | char * driver = getenv("ROAR_DRIVER"); |
---|
66 | char * device = getenv("ROAR_DEVICE"); |
---|
67 | char * opts = NULL; |
---|
68 | // char * server = ROAR_DEFAULT_SOCK_GLOBAL; |
---|
69 | int port = ROAR_DEFAULT_PORT; |
---|
70 | int drvid; |
---|
71 | char * s_dev = NULL; |
---|
72 | char * s_con = NULL; |
---|
73 | char * s_opt = NULL; |
---|
74 | int s_prim = 0; |
---|
75 | char * sock_grp = "audio"; |
---|
76 | struct group * grp; |
---|
77 | DRIVER_USERDATA_T drvinst; |
---|
78 | struct roar_client * self = NULL; |
---|
79 | |
---|
80 | g_listen_socket = -1; |
---|
81 | g_standby = 0; |
---|
82 | |
---|
83 | sa.bits = ROAR_BITS_DEFAULT; |
---|
84 | sa.channels = ROAR_CHANNELS_DEFAULT; |
---|
85 | sa.rate = ROAR_RATE_DEFAULT; |
---|
86 | sa.codec = ROAR_CODEC_DEFAULT; |
---|
87 | |
---|
88 | g_sa = &sa; |
---|
89 | |
---|
90 | |
---|
91 | if ( getuid() != 0 && getenv("HOME") ) { |
---|
92 | snprintf(user_sock, 79, "%s/%s", getenv("HOME"), ROAR_DEFAULT_SOCK_USER); |
---|
93 | server = user_sock; |
---|
94 | } |
---|
95 | |
---|
96 | if ( getenv("ROAR_SERVER") != NULL ) |
---|
97 | server = getenv("ROAR_SERVER"); |
---|
98 | |
---|
99 | if ( clients_init() == -1 ) { |
---|
100 | ROAR_ERR("Can not init clients!"); |
---|
101 | return 1; |
---|
102 | } |
---|
103 | |
---|
104 | if ( streams_init() == -1 ) { |
---|
105 | ROAR_ERR("Can not init streams!"); |
---|
106 | return 1; |
---|
107 | } |
---|
108 | |
---|
109 | if ( (g_self_client = clients_new()) == -1 ) { |
---|
110 | ROAR_ERR("Can not create self client!"); |
---|
111 | return 1; |
---|
112 | } |
---|
113 | |
---|
114 | if ( sources_init() == -1 ) { |
---|
115 | ROAR_ERR("Can not init sources!"); |
---|
116 | return 1; |
---|
117 | } |
---|
118 | |
---|
119 | if ( (sources_set_client(g_self_client)) == -1 ) { |
---|
120 | ROAR_ERR("Can not init set source client!"); |
---|
121 | return 1; |
---|
122 | } |
---|
123 | |
---|
124 | for (i = 1; i < argc; i++) { |
---|
125 | k = argv[i]; |
---|
126 | |
---|
127 | if ( strcmp(k, "-h") == 0 || strcmp(k, "--help") == 0 ) { |
---|
128 | usage(); |
---|
129 | return 0; |
---|
130 | |
---|
131 | } else if ( strcmp(k, "--demon") == 0 ) { |
---|
132 | demon = 1; |
---|
133 | } else if ( strcmp(k, "--terminate") == 0 ) { |
---|
134 | g_terminate = 1; |
---|
135 | } else if ( strcmp(k, "--realtime") == 0 ) { |
---|
136 | realtime++; |
---|
137 | |
---|
138 | } else if ( strcmp(k, "--list-cf") == 0 ) { |
---|
139 | print_codecfilterlist(); |
---|
140 | return 0; |
---|
141 | |
---|
142 | } else if ( strcmp(k, "-R") == 0 || strcmp(k, "--rate") == 0 ) { |
---|
143 | sa.rate = atoi(argv[++i]); |
---|
144 | } else if ( strcmp(k, "-B") == 0 || strcmp(k, "--bits") == 0 ) { |
---|
145 | sa.bits = atoi(argv[++i]); |
---|
146 | } else if ( strcmp(k, "-C") == 0 || strcmp(k, "--chans") == 0 ) { |
---|
147 | sa.channels = atoi(argv[++i]); |
---|
148 | |
---|
149 | } else if ( strcmp(k, "-d") == 0 || strcmp(k, "--driver") == 0 ) { |
---|
150 | driver = argv[++i]; |
---|
151 | if ( strcmp(driver, "list") == 0 ) { |
---|
152 | print_driverlist(); |
---|
153 | } |
---|
154 | } else if ( strcmp(k, "-D") == 0 || strcmp(k, "--device") == 0 ) { |
---|
155 | device = argv[++i]; |
---|
156 | } else if ( strcmp(k, "-dO") == 0 ) { |
---|
157 | opts = argv[++i]; |
---|
158 | |
---|
159 | } else if ( strcmp(k, "-s") == 0 || strcmp(k, "--source") == 0 ) { |
---|
160 | k = argv[++i]; |
---|
161 | if ( sources_add(k, s_dev, s_con, s_opt, s_prim) == -1 ) { |
---|
162 | ROAR_ERR("main(*): adding source '%s' via '%s' failed!", s_dev, k); |
---|
163 | } |
---|
164 | s_opt = s_dev = s_con = NULL; |
---|
165 | s_prim = 0; |
---|
166 | } else if ( strcmp(k, "-S") == 0 ) { |
---|
167 | s_dev = argv[++i]; |
---|
168 | } else if ( strcmp(k, "-sO") == 0 ) { |
---|
169 | s_opt = argv[++i]; |
---|
170 | } else if ( strcmp(k, "-sC") == 0 ) { |
---|
171 | s_con = argv[++i]; |
---|
172 | } else if ( strcmp(k, "-sP") == 0 ) { |
---|
173 | s_prim = 1; |
---|
174 | |
---|
175 | } else if ( strcmp(k, "-p") == 0 || strcmp(k, "--port") == 0 ) { |
---|
176 | port = atoi(argv[++i]); |
---|
177 | } else if ( strcmp(k, "-b") == 0 || strcmp(k, "--bind") == 0 || strcmp(k, "-s") == 0 || strcmp(k, "--sock") == 0 ) { |
---|
178 | server = argv[++i]; |
---|
179 | } else if ( strcmp(k, "-t") == 0 ) { |
---|
180 | server = ROAR_DEFAULT_HOST; |
---|
181 | } else if ( strcmp(k, "-u") == 0 ) { |
---|
182 | // ignore this case as it is the default behavor. |
---|
183 | } else if ( strcmp(k, "-G") == 0 ) { |
---|
184 | sock_grp = argv[++i]; |
---|
185 | |
---|
186 | } else if ( strcmp(k, "--no-listen") == 0 ) { |
---|
187 | *server = 0; |
---|
188 | } else if ( strcmp(k, "--client-fh") == 0 ) { |
---|
189 | if ( clients_set_fh(clients_new(), atoi(argv[++i])) == -1 ) { |
---|
190 | ROAR_ERR("main(*): Can not set client's fh"); |
---|
191 | return 1; |
---|
192 | } |
---|
193 | |
---|
194 | } else { |
---|
195 | usage(); |
---|
196 | return 1; |
---|
197 | } |
---|
198 | |
---|
199 | } |
---|
200 | |
---|
201 | ROAR_DBG("Server config: rate=%i, bits=%i, chans=%i", sa.rate, sa.bits, sa.channels); |
---|
202 | |
---|
203 | if ( midi_init() == -1 ) |
---|
204 | ROAR_ERR("Can not initialize MIDI subsystem"); |
---|
205 | |
---|
206 | if ( *server != 0 ) { |
---|
207 | if ( (g_listen_socket = roar_socket_listen(ROAR_SOCKET_TYPE_UNKNOWN, server, port)) == -1 ) { |
---|
208 | if ( *server == '/' ) { |
---|
209 | if ( (i = roar_socket_connect(server, port)) != -1 ) { |
---|
210 | close(i); |
---|
211 | ROAR_ERR("Can not open listen socket!"); |
---|
212 | return 1; |
---|
213 | } else { |
---|
214 | unlink(server); |
---|
215 | if ( (g_listen_socket = roar_socket_listen(ROAR_SOCKET_TYPE_UNKNOWN, server, port)) == -1 ) { |
---|
216 | ROAR_ERR("Can not open listen socket!"); |
---|
217 | return 1; |
---|
218 | } |
---|
219 | } |
---|
220 | } else { |
---|
221 | ROAR_ERR("Can not open listen socket!"); |
---|
222 | return 1; |
---|
223 | } |
---|
224 | } |
---|
225 | |
---|
226 | if ( *server == '/' ) { |
---|
227 | if ( (grp = getgrnam(sock_grp)) == NULL ) { |
---|
228 | ROAR_ERR("Can not get GID for group %s: %s", sock_grp, strerror(errno)); |
---|
229 | } else { |
---|
230 | chown(server, -1, grp->gr_gid); |
---|
231 | if ( getuid() == 0 ) |
---|
232 | chmod(server, S_IRUSR|S_IWUSR|S_IRGRP|S_IWGRP); |
---|
233 | } |
---|
234 | } |
---|
235 | } |
---|
236 | |
---|
237 | if ( output_buffer_init(&sa) == -1 ) { |
---|
238 | ROAR_ERR("Can not init output buffer!"); |
---|
239 | return 1; |
---|
240 | } |
---|
241 | |
---|
242 | if ( driver_open(&drvinst, &drvid, driver, device, &sa) == -1 ) { |
---|
243 | ROAR_ERR("Can not open output driver!"); |
---|
244 | return 1; |
---|
245 | } |
---|
246 | |
---|
247 | if ( samples_init() == -1 ) { |
---|
248 | ROAR_ERR("Can not init samples!"); |
---|
249 | return 1; |
---|
250 | } |
---|
251 | |
---|
252 | |
---|
253 | signal(SIGINT, on_sig_int); |
---|
254 | signal(SIGCHLD, on_sig_chld); |
---|
255 | signal(SIGPIPE, SIG_IGN); // ignore broken pipes |
---|
256 | |
---|
257 | if ( realtime ) { |
---|
258 | #ifdef DEBUG |
---|
259 | ROAR_WARN("compiled with -DDEBUG but realtime is enabled: for real realtime support compiel without -DDEBUG"); |
---|
260 | #endif |
---|
261 | |
---|
262 | errno = 0; |
---|
263 | nice(-5*realtime); // -5 for each --realtime |
---|
264 | if ( errno ) |
---|
265 | ROAR_WARN("Can not decrease nice value by 5: %s", strerror(errno)); |
---|
266 | /* |
---|
267 | #ifdef __linux__ |
---|
268 | if ( ioprio_set(IOPRIO_WHO_PROCESS, getpid(), IOPRIO_PRIO_VALUE(IOPRIO_CLASS_BE, 0)) == -1 ) |
---|
269 | ROAR_WARN("Can not set io priority: %s", strerror(errno)); |
---|
270 | #endif |
---|
271 | */ |
---|
272 | } |
---|
273 | |
---|
274 | |
---|
275 | clients_set_pid(g_self_client, getpid()); |
---|
276 | clients_get(g_self_client, &self); |
---|
277 | |
---|
278 | if ( self == NULL ) { |
---|
279 | ROAR_ERR("Can not get self client!"); |
---|
280 | return 1; |
---|
281 | } |
---|
282 | |
---|
283 | strcpy(self->name, "RoarAudio demon internal"); |
---|
284 | |
---|
285 | if ( demon ) { |
---|
286 | close(ROAR_STDIN ); |
---|
287 | close(ROAR_STDOUT); |
---|
288 | close(ROAR_STDERR); |
---|
289 | setsid(); |
---|
290 | if ( fork() ) |
---|
291 | _exit(0); |
---|
292 | } |
---|
293 | |
---|
294 | // start main loop... |
---|
295 | main_loop(drvid, drvinst, &sa); |
---|
296 | |
---|
297 | // clean up. |
---|
298 | clean_quit_prep(); |
---|
299 | driver_close(drvinst, drvid); |
---|
300 | output_buffer_free(); |
---|
301 | |
---|
302 | return 0; |
---|
303 | } |
---|
304 | |
---|
305 | void clean_quit_prep (void) { |
---|
306 | close(g_listen_socket); |
---|
307 | |
---|
308 | if ( *server == '/' ) |
---|
309 | unlink(server); |
---|
310 | |
---|
311 | |
---|
312 | sources_free(); |
---|
313 | streams_free(); |
---|
314 | clients_free(); |
---|
315 | midi_cb_stop(); // stop console beep |
---|
316 | midi_free(); |
---|
317 | } |
---|
318 | |
---|
319 | void clean_quit (void) { |
---|
320 | clean_quit_prep(); |
---|
321 | // driver_close(drvinst, drvid); |
---|
322 | // output_buffer_free(); |
---|
323 | exit(0); |
---|
324 | } |
---|
325 | |
---|
326 | //ll |
---|