1 | //clients.c: |
---|
2 | |
---|
3 | /* |
---|
4 | * Copyright (C) Philipp 'ph3-der-loewe' Schafft - 2008-2015 |
---|
5 | * |
---|
6 | * This file is part of roard a part of RoarAudio, |
---|
7 | * a cross-platform sound system for both, home and professional use. |
---|
8 | * See README for details. |
---|
9 | * |
---|
10 | * This file is free software; you can redistribute it and/or modify |
---|
11 | * it under the terms of the GNU General Public License version 3 |
---|
12 | * as published by the Free Software Foundation. |
---|
13 | * |
---|
14 | * RoarAudio is distributed in the hope that it will be useful, |
---|
15 | * but WITHOUT ANY WARRANTY; without even the implied warranty of |
---|
16 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
---|
17 | * GNU General Public License for more details. |
---|
18 | * |
---|
19 | * You should have received a copy of the GNU General Public License |
---|
20 | * along with this software; see the file COPYING. If not, write to |
---|
21 | * the Free Software Foundation, 51 Franklin Street, Fifth Floor, |
---|
22 | * Boston, MA 02110-1301, USA. |
---|
23 | * |
---|
24 | */ |
---|
25 | |
---|
26 | /* ckport options: |
---|
27 | * ckport: ignore-symbol: roar_event_to_blob of target libroar0 |
---|
28 | */ |
---|
29 | |
---|
30 | #include "roard.h" |
---|
31 | |
---|
32 | // declared 'extern' |
---|
33 | struct roar_client_server * g_clients[ROAR_CLIENTS_MAX]; |
---|
34 | |
---|
35 | static struct roard_proto_handle __protos[MAX_PROTOS] = { |
---|
36 | {.proto = ROAR_PROTO_ROARAUDIO, .lhandle = NULL, .type = ROARD_PROTO_TYPE_BUILDIN, |
---|
37 | .impl = {.buildin = 0}}, |
---|
38 | {.proto = -1} |
---|
39 | }; |
---|
40 | |
---|
41 | #define _CHECK_CID_RET(id,ret) if ( (id) < 0 || (id) > ROAR_CLIENTS_MAX || g_clients[(id)] == NULL ) return (ret) |
---|
42 | #define _CHECK_CID(id) _CHECK_CID_RET((id), -1) |
---|
43 | |
---|
44 | int clients_init (void) { |
---|
45 | int i; |
---|
46 | |
---|
47 | for (i = 0; i < ROAR_CLIENTS_MAX; i++) |
---|
48 | g_clients[i] = NULL; |
---|
49 | |
---|
50 | for (i = 0; __protos[i].proto != -1; i++); |
---|
51 | |
---|
52 | for (; i < MAX_PROTOS; i++) |
---|
53 | __protos[i].proto = -1; |
---|
54 | |
---|
55 | return 0; |
---|
56 | } |
---|
57 | |
---|
58 | int clients_free (void) { |
---|
59 | int i; |
---|
60 | |
---|
61 | for (i = 0; i < ROAR_CLIENTS_MAX; i++) |
---|
62 | if ( g_clients[i] != NULL ) |
---|
63 | clients_delete(i); |
---|
64 | |
---|
65 | return 0; |
---|
66 | } |
---|
67 | |
---|
68 | int clients_new (void) { |
---|
69 | int i; |
---|
70 | int s; |
---|
71 | struct roar_client_server * ns; |
---|
72 | struct roar_client * n; |
---|
73 | |
---|
74 | for (i = 0; i < ROAR_CLIENTS_MAX; i++) { |
---|
75 | if ( g_clients[i] == NULL ) { |
---|
76 | ns = roar_mm_malloc(sizeof(struct roar_client_server)); |
---|
77 | n = ROAR_CLIENT(ns); |
---|
78 | |
---|
79 | memset(ns, 0, sizeof(struct roar_client_server)); |
---|
80 | |
---|
81 | if ( n != NULL ) { |
---|
82 | n->pid = -1; |
---|
83 | n->uid = -1; |
---|
84 | n->gid = -1; |
---|
85 | n->fh = -1; |
---|
86 | |
---|
87 | *n->name = 0; |
---|
88 | |
---|
89 | n->proto = ROAR_PROTO_ROARAUDIO; |
---|
90 | n->byteorder = ROAR_BYTEORDER_NETWORK; |
---|
91 | |
---|
92 | n->acl = NULL; |
---|
93 | |
---|
94 | n->execed = -1; |
---|
95 | for (s = 0; s < ROAR_CLIENTS_MAX_STREAMS_PER_CLIENT; s++) |
---|
96 | n->streams[s] = -1; |
---|
97 | |
---|
98 | if ( roar_nnode_new(&(n->nnode), ROAR_SOCKET_TYPE_UNKNOWN) == -1 ) { |
---|
99 | roar_mm_free(n); |
---|
100 | return -1; |
---|
101 | } |
---|
102 | |
---|
103 | ns->blockc = 0; |
---|
104 | ns->waits = NULL; |
---|
105 | ns->acclev = ACCLEV_NONE; |
---|
106 | |
---|
107 | g_clients[i] = ns; |
---|
108 | |
---|
109 | counters_inc(clients, 1); |
---|
110 | roar_notify_core_emit_snoargs(ROAR_OE_BASICS_NEW, -1, i, ROAR_OT_CLIENT); |
---|
111 | ROAR_DBG("clients_new(void) = %i", i); |
---|
112 | return i; |
---|
113 | } else { |
---|
114 | ROAR_ERR("clients_new(void): Can not alloc memory for new client: %s", strerror(errno)); |
---|
115 | ROAR_ERR("clients_new(void) = -1"); |
---|
116 | return -1; |
---|
117 | } |
---|
118 | } |
---|
119 | } |
---|
120 | |
---|
121 | return -1; |
---|
122 | } |
---|
123 | |
---|
124 | int clients_new_from_fh(int fh, int proto, int byteorder, int update_nnode) { |
---|
125 | return clients_new_from_fh2(fh, proto, byteorder, update_nnode, NULL, NULL, 0); |
---|
126 | } |
---|
127 | |
---|
128 | int clients_new_from_fh2(int fh, int proto, int byteorder, |
---|
129 | int update_nnode, |
---|
130 | struct roard_listen * lsock, struct sockaddr * sockaddr, socklen_t addrlen) { |
---|
131 | const struct roard_proto_handle * protohandle; |
---|
132 | struct roar_dl_librarypara * pluginpara; |
---|
133 | struct roar_vio_calls vio; |
---|
134 | struct roar_client_server * cs; |
---|
135 | int supported = 0; |
---|
136 | int client; |
---|
137 | |
---|
138 | if ( fh == -1 ) { |
---|
139 | roar_err_set(ROAR_ERROR_BADFH); |
---|
140 | return -1; |
---|
141 | } |
---|
142 | |
---|
143 | if ( lsock == NULL ) { |
---|
144 | switch (proto) { |
---|
145 | case ROAR_PROTO_RSOUND: |
---|
146 | case ROAR_PROTO_SIMPLE: |
---|
147 | roar_err_set(ROAR_ERROR_FAULT); |
---|
148 | return -1; |
---|
149 | break; |
---|
150 | } |
---|
151 | } |
---|
152 | |
---|
153 | if ( byteorder != ROAR_BYTEORDER_NETWORK ) |
---|
154 | return -1; |
---|
155 | |
---|
156 | |
---|
157 | if ( proto == ROAR_PROTO_RSOUND ) { |
---|
158 | #ifndef ROAR_WITHOUT_DCOMP_EMUL_RSOUND |
---|
159 | client = emul_rsound_on_connect(fh, lsock); |
---|
160 | switch (client) { |
---|
161 | case -1: return -1; break; |
---|
162 | case -2: return 0; break; |
---|
163 | default: // TODO: write error handling |
---|
164 | if ( clients_get_server(client, &cs) == -1 ) { |
---|
165 | clients_delete(client); |
---|
166 | return -1; |
---|
167 | } |
---|
168 | |
---|
169 | fh = ROAR_CLIENT(cs)->fh; |
---|
170 | break; |
---|
171 | } |
---|
172 | #else |
---|
173 | roar_err_set(ROAR_ERROR_PROTONOSUP); |
---|
174 | return -1; |
---|
175 | #endif |
---|
176 | } else { |
---|
177 | client = clients_new(); |
---|
178 | |
---|
179 | if ( client == -1 ) { |
---|
180 | ROAR_DBG("clients_new_from_fh2(*) = -1 // can not create new client"); |
---|
181 | return -1; |
---|
182 | } |
---|
183 | |
---|
184 | if ( clients_set_fh(client, fh) == -1 ) { |
---|
185 | ROAR_ERR("clients_new_from_fh2(*): Can not set client's fh"); |
---|
186 | |
---|
187 | clients_delete(client); |
---|
188 | |
---|
189 | ROAR_DBG("clients_new_from_fh2(*) = -1"); |
---|
190 | return -1; |
---|
191 | } |
---|
192 | } |
---|
193 | |
---|
194 | if ( clients_get_server(client, &cs) == -1 ) { |
---|
195 | clients_delete(client); |
---|
196 | return -1; |
---|
197 | } |
---|
198 | |
---|
199 | if ( update_nnode ) { |
---|
200 | if ( roar_nnode_free(&(ROAR_CLIENT(cs)->nnode)) != -1 ) { |
---|
201 | if ( sockaddr != NULL && addrlen != 0 ) { |
---|
202 | roar_nnode_new_from_sockaddr(&(ROAR_CLIENT(cs)->nnode), sockaddr, addrlen); |
---|
203 | } else { |
---|
204 | roar_nnode_new_from_fh(&(ROAR_CLIENT(cs)->nnode), fh, 1); |
---|
205 | } |
---|
206 | } |
---|
207 | } |
---|
208 | |
---|
209 | if ( clients_set_proto(client, proto) == -1 ) { |
---|
210 | ROAR_WARN("clients_new_from_fh2(*): Setting proto(0x%.4x) of client %i failed.", proto, client); |
---|
211 | clients_delete(client); |
---|
212 | return -1; |
---|
213 | } |
---|
214 | |
---|
215 | switch (proto) { |
---|
216 | case ROAR_PROTO_ROARAUDIO: |
---|
217 | // nothing needed to be done here |
---|
218 | break; |
---|
219 | #ifndef ROAR_WITHOUT_DCOMP_EMUL_SIMPLE |
---|
220 | case ROAR_PROTO_SIMPLE: |
---|
221 | if ( emul_simple_on_connect(client, lsock) == -1 ) |
---|
222 | return -1; |
---|
223 | break; |
---|
224 | #endif |
---|
225 | #ifndef ROAR_WITHOUT_DCOMP_EMUL_RSOUND |
---|
226 | case ROAR_PROTO_RSOUND: // nothing to do here. |
---|
227 | break; |
---|
228 | #endif |
---|
229 | default: |
---|
230 | // OS independiend code to close the socket: |
---|
231 | if ( roar_vio_open_fh_socket(&vio, fh) == -1 ) |
---|
232 | return -1; |
---|
233 | |
---|
234 | protohandle = clients_get_protohandle(proto); |
---|
235 | supported = 0; |
---|
236 | if ( protohandle != NULL ) { |
---|
237 | if ( protohandle->lhandle != NULL ) |
---|
238 | roar_dl_context_restore(protohandle->lhandle); |
---|
239 | switch (protohandle->type) { |
---|
240 | case ROARD_PROTO_TYPE_BUILDIN: |
---|
241 | //this should not end up here. |
---|
242 | ROAR_WARN("net_get_new_client(lsock=%p): proto(%i) marked as buildin but isn't. BAD.", lsock, proto); |
---|
243 | supported = 0; |
---|
244 | break; |
---|
245 | case ROARD_PROTO_TYPE_COMMON: |
---|
246 | supported = 1; |
---|
247 | if ( protohandle->impl.common->set_proto != NULL ) { |
---|
248 | pluginpara = roar_dl_getpara(protohandle->lhandle); // will return NULL in case protohandle->lhandle is NULL. |
---|
249 | if ( protohandle->impl.common->set_proto(client, &vio, &(cs->outbuf), &(cs->protoinst), protohandle->para, protohandle->paralen, pluginpara) == -1 ) { |
---|
250 | supported = 0; |
---|
251 | } |
---|
252 | if ( pluginpara != NULL ) |
---|
253 | roar_dl_para_unref(pluginpara); |
---|
254 | } |
---|
255 | break; |
---|
256 | } |
---|
257 | if ( protohandle->lhandle != NULL ) |
---|
258 | roar_dl_context_store(protohandle->lhandle); |
---|
259 | } |
---|
260 | |
---|
261 | if ( !supported ) { |
---|
262 | clients_delete(client); |
---|
263 | //roar_vio_close(&vio); |
---|
264 | return -1; |
---|
265 | } |
---|
266 | break; |
---|
267 | } |
---|
268 | |
---|
269 | |
---|
270 | return 0; |
---|
271 | } |
---|
272 | |
---|
273 | int clients_delete (int id) { |
---|
274 | struct roar_client_server * cs; |
---|
275 | const struct roard_proto_handle * proto; |
---|
276 | struct roar_dl_librarypara * pluginpara; |
---|
277 | struct roar_vio_calls vio; |
---|
278 | int i; |
---|
279 | int close_client_fh = 1; |
---|
280 | |
---|
281 | ROAR_DBG("clients_delete(id=%i) = ?", id); |
---|
282 | |
---|
283 | _CHECK_CID(id); |
---|
284 | |
---|
285 | cs = g_clients[id]; |
---|
286 | |
---|
287 | proto = clients_get_protohandle(ROAR_CLIENT(cs)->proto); |
---|
288 | if ( proto != NULL ) { |
---|
289 | if ( proto->lhandle != NULL ) |
---|
290 | roar_dl_context_restore(proto->lhandle); |
---|
291 | switch (proto->type) { |
---|
292 | case ROARD_PROTO_TYPE_BUILDIN: |
---|
293 | /* noop */ |
---|
294 | break; |
---|
295 | case ROARD_PROTO_TYPE_COMMON: |
---|
296 | if ( proto->impl.common->unset_proto != NULL ) { |
---|
297 | roar_vio_open_fh_socket(&vio, clients_get_fh(id)); |
---|
298 | pluginpara = roar_dl_getpara(proto->lhandle); // will return NULL in case protohandle->lhandle is NULL. |
---|
299 | proto->impl.common->unset_proto(id, &vio, &(cs->outbuf), &(cs->protoinst), proto->para, proto->paralen, pluginpara); |
---|
300 | if ( pluginpara != NULL ) |
---|
301 | roar_dl_para_unref(pluginpara); |
---|
302 | } |
---|
303 | break; |
---|
304 | } |
---|
305 | if ( proto->lhandle != NULL ) |
---|
306 | roar_dl_context_store(proto->lhandle); |
---|
307 | } |
---|
308 | |
---|
309 | if ( cs->waits != NULL ) { |
---|
310 | for (i = 0; cs->waits[i] != NULL; i++) |
---|
311 | roar_notify_core_unsubscribe(NULL, cs->waits[i]); |
---|
312 | |
---|
313 | roar_mm_free(cs->waits); |
---|
314 | cs->waits = NULL; |
---|
315 | } |
---|
316 | |
---|
317 | roar_notify_core_emit_snoargs(ROAR_OE_BASICS_DELETE, -1, id, ROAR_OT_CLIENT); |
---|
318 | |
---|
319 | counters_inc(clients, -1); |
---|
320 | |
---|
321 | if (ROAR_CLIENT(cs)->execed != -1) { |
---|
322 | // return streams_delete(g_clients[id]->execed); |
---|
323 | ROAR_CLIENT(cs)->execed = -1; |
---|
324 | close_client_fh = 0; |
---|
325 | } |
---|
326 | |
---|
327 | for (i = 0; i < ROAR_CLIENTS_MAX_STREAMS_PER_CLIENT; i++) { |
---|
328 | streams_delete(ROAR_CLIENT(cs)->streams[i]); |
---|
329 | } |
---|
330 | |
---|
331 | if ( ROAR_CLIENT(cs)->fh != -1 && close_client_fh ) |
---|
332 | close(ROAR_CLIENT(cs)->fh); |
---|
333 | |
---|
334 | roar_nnode_free(&(ROAR_CLIENT(cs)->nnode)); |
---|
335 | |
---|
336 | if ( cs->inbuf != NULL ) |
---|
337 | roar_buffer_free(cs->inbuf); |
---|
338 | |
---|
339 | if ( cs->outbuf != NULL ) |
---|
340 | roar_buffer_free(cs->outbuf); |
---|
341 | |
---|
342 | if ( cs->protoinst != NULL ) |
---|
343 | roar_mm_free(cs->protoinst); |
---|
344 | |
---|
345 | roar_mm_free(cs); |
---|
346 | g_clients[id] = NULL; |
---|
347 | |
---|
348 | ROAR_DBG("clients_delete(id=%i) = 0", id); |
---|
349 | return 0; |
---|
350 | } |
---|
351 | |
---|
352 | int clients_close (int id, int nocheck_exec) { |
---|
353 | struct roar_client * c; |
---|
354 | |
---|
355 | ROAR_DBG("clients_close(id=%i) = ?", id); |
---|
356 | |
---|
357 | _CHECK_CID(id); |
---|
358 | |
---|
359 | c = ROAR_CLIENT(g_clients[id]); |
---|
360 | |
---|
361 | if ( c->fh == -1 ) { |
---|
362 | ROAR_DBG("clients_delete(id=%i) = 0", id); |
---|
363 | return 0; |
---|
364 | } |
---|
365 | |
---|
366 | if (nocheck_exec || c->execed != -1) { |
---|
367 | close(c->fh); |
---|
368 | c->fh = -1; |
---|
369 | } |
---|
370 | |
---|
371 | ROAR_DBG("clients_delete(id=%i) = 0", id); |
---|
372 | return 0; |
---|
373 | } |
---|
374 | |
---|
375 | int clients_get (int id, struct roar_client ** client) { |
---|
376 | _CHECK_CID(id); |
---|
377 | |
---|
378 | *client = ROAR_CLIENT(g_clients[id]); |
---|
379 | |
---|
380 | if ( *client == NULL ) |
---|
381 | return -1; |
---|
382 | |
---|
383 | return 0; |
---|
384 | } |
---|
385 | |
---|
386 | int clients_get_server (int id, struct roar_client_server ** client) { |
---|
387 | _CHECK_CID(id); |
---|
388 | |
---|
389 | *client = g_clients[id]; |
---|
390 | |
---|
391 | if ( *client == NULL ) |
---|
392 | return -1; |
---|
393 | |
---|
394 | return 0; |
---|
395 | } |
---|
396 | |
---|
397 | int clients_set_fh (int id, int fh) { |
---|
398 | struct roar_client * c; |
---|
399 | #if defined(SO_PEERCRED) && !defined(ROAR_BROKEN_PEERCRED) |
---|
400 | struct ucred cred; |
---|
401 | socklen_t cred_len = sizeof(cred); |
---|
402 | #endif |
---|
403 | |
---|
404 | _CHECK_CID(id); |
---|
405 | |
---|
406 | if ( (c = ROAR_CLIENT(g_clients[id])) == NULL ) |
---|
407 | return -1; |
---|
408 | |
---|
409 | c->fh = fh; |
---|
410 | |
---|
411 | if ( fh == -1 ) |
---|
412 | return 0; |
---|
413 | |
---|
414 | #if defined(SO_PEERCRED) && !defined(ROAR_BROKEN_PEERCRED) |
---|
415 | if (getsockopt(fh, SOL_SOCKET, SO_PEERCRED, &cred, &cred_len) != -1) { |
---|
416 | if ( cred.pid != 0 ) { |
---|
417 | c->pid = cred.pid; |
---|
418 | c->uid = cred.uid; |
---|
419 | c->gid = cred.gid; |
---|
420 | } |
---|
421 | } else { |
---|
422 | ROAR_DBG("req_on_identify(): Can't get creds via SO_PEERCRED: %s", strerror(errno)); |
---|
423 | } |
---|
424 | #elif defined(ROAR_HAVE_GETPEEREID) |
---|
425 | if (getpeereid(fh, &(c->uid), &(c->gid)) == -1) { |
---|
426 | ROAR_DBG("req_on_identify(): Can't get creds via getpeereid(): %s", strerror(errno)); |
---|
427 | } |
---|
428 | #endif |
---|
429 | |
---|
430 | return 0; |
---|
431 | } |
---|
432 | |
---|
433 | int clients_get_fh (int id) { |
---|
434 | _CHECK_CID(id); |
---|
435 | |
---|
436 | return ROAR_CLIENT(g_clients[id])->fh; |
---|
437 | } |
---|
438 | |
---|
439 | int clients_set_pid (int id, int pid) { |
---|
440 | _CHECK_CID(id); |
---|
441 | |
---|
442 | ROAR_CLIENT(g_clients[id])->pid = pid; |
---|
443 | |
---|
444 | return 0; |
---|
445 | } |
---|
446 | |
---|
447 | int clients_set_uid (int id, int uid) { |
---|
448 | _CHECK_CID(id); |
---|
449 | |
---|
450 | ROAR_CLIENT(g_clients[id])->uid = uid; |
---|
451 | |
---|
452 | return 0; |
---|
453 | } |
---|
454 | |
---|
455 | int clients_set_gid (int id, int gid) { |
---|
456 | _CHECK_CID(id); |
---|
457 | |
---|
458 | ROAR_CLIENT(g_clients[id])->gid = gid; |
---|
459 | |
---|
460 | return 0; |
---|
461 | } |
---|
462 | |
---|
463 | int clients_set_name (int id, const char * name) { |
---|
464 | _CHECK_CID(id); |
---|
465 | |
---|
466 | strncpy(ROAR_CLIENT(g_clients[id])->name, name, ROAR_BUFFER_NAME-1); |
---|
467 | ROAR_CLIENT(g_clients[id])->name[ROAR_BUFFER_NAME-1] = 0; |
---|
468 | |
---|
469 | return 0; |
---|
470 | } |
---|
471 | |
---|
472 | int clients_set_proto (int id, int proto) { |
---|
473 | int byteorder = ROAR_BYTEORDER_UNKNOWN; |
---|
474 | |
---|
475 | _CHECK_CID(id); |
---|
476 | |
---|
477 | switch (proto) { |
---|
478 | case ROAR_PROTO_ROARAUDIO: |
---|
479 | case ROAR_PROTO_ESOUND: |
---|
480 | case ROAR_PROTO_RPLAY: |
---|
481 | case ROAR_PROTO_SIMPLE: |
---|
482 | byteorder = ROAR_BYTEORDER_NETWORK; |
---|
483 | break; |
---|
484 | } |
---|
485 | |
---|
486 | ROAR_CLIENT(g_clients[id])->proto = proto; |
---|
487 | ROAR_CLIENT(g_clients[id])->byteorder = byteorder; |
---|
488 | |
---|
489 | return 0; |
---|
490 | } |
---|
491 | |
---|
492 | int clients_block (int id, int unblock) { |
---|
493 | _CHECK_CID(id); |
---|
494 | |
---|
495 | if ( unblock ) { |
---|
496 | g_clients[id]->blockc--; |
---|
497 | } else { |
---|
498 | g_clients[id]->blockc++; |
---|
499 | } |
---|
500 | |
---|
501 | return 0; |
---|
502 | } |
---|
503 | |
---|
504 | |
---|
505 | #define MAX_STREAMLESS 8 |
---|
506 | |
---|
507 | int clients_check_all (void) { |
---|
508 | #ifdef ROAR_HAVE_SELECT |
---|
509 | struct roar_client * c; |
---|
510 | struct timeval tv; |
---|
511 | fd_set r, w, e; |
---|
512 | int i, j; |
---|
513 | int ret; |
---|
514 | int fh; |
---|
515 | int max_fh = -1; |
---|
516 | int have = 0; |
---|
517 | struct { |
---|
518 | int id; |
---|
519 | int fh; |
---|
520 | } streamless[MAX_STREAMLESS]; |
---|
521 | int have_streamless = 0; |
---|
522 | int have_stream; |
---|
523 | |
---|
524 | ROAR_DBG("clients_check_all(void) = ?"); |
---|
525 | |
---|
526 | FD_ZERO(&r); |
---|
527 | FD_ZERO(&w); |
---|
528 | FD_ZERO(&e); |
---|
529 | |
---|
530 | tv.tv_sec = 0; |
---|
531 | tv.tv_usec = 1; |
---|
532 | |
---|
533 | for (i = 0; i < ROAR_CLIENTS_MAX; i++) { |
---|
534 | if ( (c = ROAR_CLIENT(g_clients[i])) == NULL ) |
---|
535 | continue; |
---|
536 | |
---|
537 | ROAR_DBG("clients_check_all(void): i(client)=%i", i); |
---|
538 | |
---|
539 | if ( (fh = c->fh) != -1 ) { |
---|
540 | have++; |
---|
541 | |
---|
542 | ROAR_DBG("clients_check_all(*): fh=%i", fh); |
---|
543 | |
---|
544 | FD_SET(fh, &r); |
---|
545 | FD_SET(fh, &e); |
---|
546 | |
---|
547 | if ( g_clients[i]->outbuf != NULL ) { |
---|
548 | FD_SET(fh, &w); |
---|
549 | } |
---|
550 | |
---|
551 | if ( fh > max_fh ) |
---|
552 | max_fh = fh; |
---|
553 | } |
---|
554 | |
---|
555 | have_stream = 0; |
---|
556 | |
---|
557 | for (j = 0; j < ROAR_CLIENTS_MAX_STREAMS_PER_CLIENT; j++) { |
---|
558 | ROAR_DBG("clients_check_all(void): i(client)=%i, j(stream)=%i", i, j); |
---|
559 | if ( (fh = streams_get_fh(c->streams[j])) != -1 ) { |
---|
560 | ROAR_DBG("clients_check_all(*): g_clients[i=%i]->streams[j=%i] = %i, fh = %i", i, j, c->streams[j], fh); |
---|
561 | if ( fh > -1 ) { |
---|
562 | FD_SET(fh, &r); |
---|
563 | |
---|
564 | if ( fh > max_fh ) |
---|
565 | max_fh = fh; |
---|
566 | } else if ( fh == -2 ) { |
---|
567 | streams_check(c->streams[j]); |
---|
568 | } |
---|
569 | |
---|
570 | have_stream = 1; |
---|
571 | } |
---|
572 | //printf("D: client=%i, stream=%i, fh=%i\n", i, j, fh); |
---|
573 | } |
---|
574 | |
---|
575 | if ( !have_stream && have_streamless < MAX_STREAMLESS ) { |
---|
576 | streamless[have_streamless ].id = i; |
---|
577 | if ( (streamless[have_streamless++].fh = c->fh) == -1 ) |
---|
578 | have_streamless--; |
---|
579 | } |
---|
580 | } |
---|
581 | |
---|
582 | ROAR_DBG("clients_check_all(void): max_fh=%i", max_fh); |
---|
583 | |
---|
584 | if ( max_fh == -1 ) |
---|
585 | return 0; |
---|
586 | |
---|
587 | if ( (ret = select(max_fh + 1, &r, &w, &e, &tv)) < 1 ) { |
---|
588 | return ret < 0 ? ret : have; |
---|
589 | } |
---|
590 | |
---|
591 | for (i = 0; i < ROAR_CLIENTS_MAX; i++) { |
---|
592 | if ( (c = ROAR_CLIENT(g_clients[i])) == NULL ) |
---|
593 | continue; |
---|
594 | |
---|
595 | if ( (fh = c->fh) != -1 ) { |
---|
596 | if ( FD_ISSET(fh, &r) ) { |
---|
597 | if ( c->execed == -1 ) { |
---|
598 | clients_check(i); |
---|
599 | if ( g_clients[i] != NULL && ROAR_CLIENT(g_clients[i])->execed != -1 ) { |
---|
600 | FD_CLR(fh, &r); |
---|
601 | } |
---|
602 | /* |
---|
603 | } else { |
---|
604 | streams_check(g_clients[i]->execed); |
---|
605 | */ |
---|
606 | } |
---|
607 | } |
---|
608 | if ( FD_ISSET(fh, &w) ) { |
---|
609 | clients_flush(i); |
---|
610 | } |
---|
611 | |
---|
612 | if ( FD_ISSET(fh, &e) ) { |
---|
613 | clients_delete(i); |
---|
614 | continue; |
---|
615 | } |
---|
616 | } |
---|
617 | |
---|
618 | if ( (c = ROAR_CLIENT(g_clients[i])) == NULL ) |
---|
619 | continue; |
---|
620 | |
---|
621 | for (j = 0; j < ROAR_CLIENTS_MAX_STREAMS_PER_CLIENT; j++) { |
---|
622 | ROAR_DBG("clients_check_all(*): D: client=%i, stream=%i, g_clients[i=%i] = %p", i, j, i, g_clients[i]); |
---|
623 | if ( g_clients[i] == NULL ) // streams_check() bellow can delete our client (why?) |
---|
624 | break; |
---|
625 | |
---|
626 | //ROAR_WARN("clients_check_all(*): client=%i: client exists", i); |
---|
627 | ROAR_DBG("clients_check_all(*): client=%i, stream=%i: id=%i", i, j, c->streams[j]); |
---|
628 | |
---|
629 | if ( (fh = streams_get_fh(c->streams[j])) != -1 ) { |
---|
630 | ROAR_DBG("clients_check_all(*): client=%i, stream=%i: fh=%i", i, j, fh); |
---|
631 | if ( fh > -1 && FD_ISSET(fh, &r) ) { |
---|
632 | streams_check(c->streams[j]); |
---|
633 | } |
---|
634 | } |
---|
635 | } |
---|
636 | } |
---|
637 | |
---|
638 | if ( have_streamless ) { |
---|
639 | FD_ZERO(&r); |
---|
640 | FD_ZERO(&w); |
---|
641 | |
---|
642 | tv.tv_sec = 0; |
---|
643 | tv.tv_usec = 1; |
---|
644 | |
---|
645 | max_fh = -1; |
---|
646 | |
---|
647 | for (i = 0; i < have_streamless; i++) { |
---|
648 | if ( g_clients[j = streamless[i].id] == NULL ) |
---|
649 | continue; |
---|
650 | |
---|
651 | if ( ROAR_CLIENT(g_clients[j])->execed != -1 ) |
---|
652 | continue; |
---|
653 | |
---|
654 | fh = streamless[i].fh; |
---|
655 | |
---|
656 | ROAR_DBG("clients_check_all(void): fh=%i", fh); |
---|
657 | FD_SET(fh, &r); |
---|
658 | |
---|
659 | if ( g_clients[j]->outbuf != NULL ) { |
---|
660 | FD_SET(fh, &w); |
---|
661 | } |
---|
662 | |
---|
663 | if ( fh > max_fh ) |
---|
664 | max_fh = fh; |
---|
665 | } |
---|
666 | |
---|
667 | if ( (ret = select(max_fh + 1, &r, &w, NULL, &tv)) < 0 ) { |
---|
668 | return ret; |
---|
669 | } |
---|
670 | |
---|
671 | for (i = 0; i < have_streamless; i++) { |
---|
672 | if ( FD_ISSET(streamless[i].fh, &r) ) { |
---|
673 | clients_check(streamless[i].id); |
---|
674 | } |
---|
675 | if ( FD_ISSET(streamless[i].fh, &w) ) { |
---|
676 | clients_flush(streamless[i].id); |
---|
677 | } |
---|
678 | } |
---|
679 | } |
---|
680 | |
---|
681 | ROAR_DBG("clients_check_all(void) = %i // have value", have); |
---|
682 | return have; |
---|
683 | #else |
---|
684 | ROAR_DBG("clients_check_all(void) = -1"); |
---|
685 | return -1; |
---|
686 | #endif |
---|
687 | } |
---|
688 | |
---|
689 | int clients_check (int id) { |
---|
690 | struct roar_client_server * cs; |
---|
691 | struct roar_message m; |
---|
692 | struct roar_connection con; |
---|
693 | struct roar_vio_calls vio; |
---|
694 | struct roar_error_state errstate; |
---|
695 | const struct roard_proto_handle * proto; |
---|
696 | struct roar_dl_librarypara * pluginpara; |
---|
697 | int command_error; |
---|
698 | char * data = NULL; |
---|
699 | int oldcmd; |
---|
700 | int r; |
---|
701 | int rv = 0; |
---|
702 | uint32_t flags[2] = {COMMAND_FLAG_NONE, COMMAND_FLAG_NONE}; |
---|
703 | uint32_t event; |
---|
704 | |
---|
705 | ROAR_DBG("clients_check(id=%i) = ?", id); |
---|
706 | |
---|
707 | _CHECK_CID(id); |
---|
708 | |
---|
709 | cs = g_clients[id]; |
---|
710 | |
---|
711 | if ( ROAR_CLIENT(cs)->fh == -1 ) |
---|
712 | return -1; |
---|
713 | |
---|
714 | if ( roar_connect_fh(&con, ROAR_CLIENT(cs)->fh) == -1 ) { |
---|
715 | ROAR_WARN("clients_check(id=%i): Can not create con object for client: %s", id, roar_errorstring); |
---|
716 | } |
---|
717 | |
---|
718 | ROAR_DBG("clients_check(id=%i): c->proto=%i", id, ROAR_CLIENT(cs)->proto); |
---|
719 | |
---|
720 | switch (ROAR_CLIENT(cs)->proto) { |
---|
721 | case ROAR_PROTO_ROARAUDIO: |
---|
722 | r = roar_recv_message(&con, &m, &data); |
---|
723 | |
---|
724 | if ( r == -1 ) { // should we drop the client? |
---|
725 | clients_delete(id); |
---|
726 | return -1; |
---|
727 | } |
---|
728 | |
---|
729 | event = ROAR_NOTIFY_CMD2EVENT(m.cmd); |
---|
730 | |
---|
731 | oldcmd = m.cmd; |
---|
732 | |
---|
733 | roar_err_store(&errstate); |
---|
734 | roar_err_clear_all(); |
---|
735 | r = command_exec(id, &m, &data, flags); |
---|
736 | roar_err_update(); |
---|
737 | command_error = roar_error; |
---|
738 | roar_err_restore(&errstate); |
---|
739 | |
---|
740 | if ( r == -1 ) { |
---|
741 | // use command_error to create an error frame here as soon as this is supported. |
---|
742 | m.cmd = ROAR_CMD_ERROR; |
---|
743 | m.datalen = 0; |
---|
744 | ROAR_DBG("clients_check(*): Exec of command faild!"); |
---|
745 | } else { |
---|
746 | if ( m.cmd == oldcmd ) { |
---|
747 | m.cmd = ROAR_CMD_OK; |
---|
748 | m.datalen = 0; |
---|
749 | } else if ( m.cmd == ROAR_CMD_OK_STOP ) { |
---|
750 | m.cmd = ROAR_CMD_OK; |
---|
751 | rv = 1; |
---|
752 | } |
---|
753 | } |
---|
754 | ROAR_DBG("clients_check(*): data=%p", data); |
---|
755 | |
---|
756 | if ( flags[1] & COMMAND_FLAG_OUT_NOSEND ) { |
---|
757 | roar_notify_core_emit_simple(event, id, -1, -1, -1, -1, NULL, 0); |
---|
758 | } else { |
---|
759 | roar_notify_core_emit_simple(event, id, -1, -1, m.cmd, -1, NULL, 0); |
---|
760 | if ( roar_send_message(&con, &m, flags[1] & COMMAND_FLAG_OUT_LONGDATA ? data : NULL) == -1 ) { |
---|
761 | ROAR_WARN("clients_check(id=%i): Can not send answer to client: %s", id, roar_errorstring); |
---|
762 | } |
---|
763 | } |
---|
764 | |
---|
765 | if ( flags[1] & COMMAND_FLAG_OUT_CLOSECON ) |
---|
766 | clients_close(id, 1); |
---|
767 | |
---|
768 | if ( flags[1] & COMMAND_FLAG_OUT_DELETE ) |
---|
769 | clients_delete(id); |
---|
770 | |
---|
771 | break; |
---|
772 | #ifndef ROAR_WITHOUT_DCOMP_EMUL_RSOUND |
---|
773 | case ROAR_PROTO_RSOUND: |
---|
774 | rv = emul_rsound_check_client(id, NULL); |
---|
775 | if ( rv == 0 ) { // loop as long as we don't get an error. |
---|
776 | while (rv == 0) |
---|
777 | rv = emul_rsound_check_client(id, NULL); |
---|
778 | rv = 0; // restore |
---|
779 | } else { // in case of error delete the client |
---|
780 | if ( |
---|
781 | #ifdef EAGAIN |
---|
782 | errno != EAGAIN && |
---|
783 | #endif |
---|
784 | #ifdef EWOULDBLOCK |
---|
785 | errno != EWOULDBLOCK && |
---|
786 | #endif |
---|
787 | #ifdef EINTR |
---|
788 | errno != EINTR && |
---|
789 | #endif |
---|
790 | 1 ) { |
---|
791 | rv = clients_delete(id); |
---|
792 | } else { |
---|
793 | rv = 0; |
---|
794 | } |
---|
795 | } |
---|
796 | break; |
---|
797 | #endif |
---|
798 | default: |
---|
799 | rv = -1; |
---|
800 | proto = clients_get_protohandle(ROAR_CLIENT(cs)->proto); |
---|
801 | if ( proto != NULL ) { |
---|
802 | roar_vio_open_fh_socket(&vio, clients_get_fh(id)); |
---|
803 | if ( proto->lhandle != NULL ) |
---|
804 | roar_dl_context_restore(proto->lhandle); |
---|
805 | |
---|
806 | switch (proto->type) { |
---|
807 | case ROARD_PROTO_TYPE_BUILDIN: |
---|
808 | ROAR_WARN("clients_check(id=%i): proto(%i) marked as buildin but isn't. BAD.", id, proto->proto); |
---|
809 | break; |
---|
810 | case ROARD_PROTO_TYPE_COMMON: |
---|
811 | if ( proto->impl.common->handle != NULL ) { |
---|
812 | pluginpara = roar_dl_getpara(proto->lhandle); // will return NULL in case protohandle->lhandle is NULL. |
---|
813 | rv = proto->impl.common->handle(id, &vio, &(cs->outbuf), &(cs->protoinst), proto->para, proto->paralen, pluginpara); |
---|
814 | if ( pluginpara != NULL ) |
---|
815 | roar_dl_para_unref(pluginpara); |
---|
816 | } |
---|
817 | if ( rv == -1 ) |
---|
818 | rv = clients_delete(id); |
---|
819 | break; |
---|
820 | } |
---|
821 | |
---|
822 | if ( proto->lhandle != NULL ) |
---|
823 | roar_dl_context_store(proto->lhandle); |
---|
824 | } |
---|
825 | } |
---|
826 | |
---|
827 | if ( data != NULL ) |
---|
828 | roar_mm_free(data); |
---|
829 | |
---|
830 | ROAR_DBG("clients_check(id=%i) = %i", id, rv); |
---|
831 | return rv; |
---|
832 | } |
---|
833 | |
---|
834 | int clients_flush (int id) { |
---|
835 | struct roar_vio_calls vio; |
---|
836 | struct roar_client_server * cs; |
---|
837 | struct roar_client * c; |
---|
838 | const struct roard_proto_handle * p; |
---|
839 | struct roar_dl_librarypara * pluginpara; |
---|
840 | size_t len; |
---|
841 | ssize_t ret; |
---|
842 | void * buf; |
---|
843 | int rv; |
---|
844 | |
---|
845 | _CHECK_CID(id); |
---|
846 | |
---|
847 | c = ROAR_CLIENT(cs = g_clients[id]); |
---|
848 | |
---|
849 | p = clients_get_protohandle(c->proto); |
---|
850 | |
---|
851 | if ( p == NULL ) |
---|
852 | return -1; |
---|
853 | |
---|
854 | roar_vio_open_fh_socket(&vio, clients_get_fh(id)); |
---|
855 | |
---|
856 | switch (p->type) { |
---|
857 | case ROARD_PROTO_TYPE_BUILDIN: |
---|
858 | /* noop */ |
---|
859 | break; |
---|
860 | case ROARD_PROTO_TYPE_COMMON: |
---|
861 | if ( p->impl.common->flush != NULL ) { |
---|
862 | if ( p->lhandle != NULL ) |
---|
863 | roar_dl_context_restore(p->lhandle); |
---|
864 | pluginpara = roar_dl_getpara(p->lhandle); // will return NULL in case protohandle->lhandle is NULL. |
---|
865 | rv = p->impl.common->flush(id, &vio, &(cs->outbuf), &(cs->protoinst), p->para, p->paralen, pluginpara); |
---|
866 | if ( p->lhandle != NULL ) |
---|
867 | roar_dl_context_store(p->lhandle); |
---|
868 | if ( pluginpara != NULL ) |
---|
869 | roar_dl_para_unref(pluginpara); |
---|
870 | if ( rv == -1 ) |
---|
871 | rv = clients_delete(id); |
---|
872 | return rv; |
---|
873 | } |
---|
874 | break; |
---|
875 | } |
---|
876 | |
---|
877 | if ( roar_buffer_get_len(cs->outbuf, &len) == -1 ) |
---|
878 | return -1; |
---|
879 | |
---|
880 | if ( roar_buffer_get_data(cs->outbuf, &buf) == -1 ) |
---|
881 | return -1; |
---|
882 | |
---|
883 | ret = roar_vio_write(&vio, buf, len); |
---|
884 | |
---|
885 | if ( ret < 1 && !(len == 0 && ret == 0) ) { |
---|
886 | clients_delete(id); |
---|
887 | return -1; |
---|
888 | } |
---|
889 | |
---|
890 | if ( ret == (ssize_t)len ) { |
---|
891 | if ( roar_buffer_next(&(cs->outbuf)) == -1 ) { |
---|
892 | clients_delete(id); |
---|
893 | return -1; |
---|
894 | } |
---|
895 | } else { |
---|
896 | if ( roar_buffer_set_offset(cs->outbuf, ret) == -1 ) { |
---|
897 | clients_delete(id); |
---|
898 | return -1; |
---|
899 | } |
---|
900 | } |
---|
901 | |
---|
902 | if ( cs->outbuf == NULL ) { |
---|
903 | switch (p->type) { |
---|
904 | case ROARD_PROTO_TYPE_BUILDIN: |
---|
905 | /* noop */ |
---|
906 | break; |
---|
907 | case ROARD_PROTO_TYPE_COMMON: |
---|
908 | if ( p->impl.common->flushed != NULL ) { |
---|
909 | if ( p->lhandle != NULL ) |
---|
910 | roar_dl_context_restore(p->lhandle); |
---|
911 | pluginpara = roar_dl_getpara(p->lhandle); // will return NULL in case protohandle->lhandle is NULL. |
---|
912 | rv = p->impl.common->flushed(id, &vio, &(cs->outbuf), &(cs->protoinst), p->para, p->paralen, pluginpara); |
---|
913 | if ( p->lhandle != NULL ) |
---|
914 | roar_dl_context_store(p->lhandle); |
---|
915 | if ( pluginpara != NULL ) |
---|
916 | roar_dl_para_unref(pluginpara); |
---|
917 | if ( rv == -1 ) |
---|
918 | rv = clients_delete(id); |
---|
919 | return rv; |
---|
920 | } |
---|
921 | break; |
---|
922 | } |
---|
923 | } |
---|
924 | |
---|
925 | return 0; |
---|
926 | } |
---|
927 | |
---|
928 | int clients_send_mon (struct roar_audio_info * sa) { |
---|
929 | int i; |
---|
930 | // int fh; |
---|
931 | int j; |
---|
932 | int keep_going; |
---|
933 | |
---|
934 | for (i = 0; i < ROAR_CLIENTS_MAX; i++) { |
---|
935 | if ( g_clients[i] == NULL ) |
---|
936 | continue; |
---|
937 | |
---|
938 | keep_going = 1; |
---|
939 | |
---|
940 | /* |
---|
941 | if ( (fh = g_clients[i]->fh) == -1 ) |
---|
942 | continue; |
---|
943 | */ |
---|
944 | |
---|
945 | ROAR_DBG("clients_send_mon(*): client=%i, execed=%i", i, ROAR_CLIENT(g_clients[i])->execed); |
---|
946 | |
---|
947 | /* |
---|
948 | if ( g_clients[i]->execed == -1 ) { |
---|
949 | // TODO: add some code to send a message to the client insetd of the raw data. |
---|
950 | */ |
---|
951 | for (j = 0; keep_going && j < ROAR_CLIENTS_MAX_STREAMS_PER_CLIENT; j++) { |
---|
952 | //if ( (fh = streams_get_fh(g_clients[i]->streams[j])) != -1 ) { |
---|
953 | ROAR_DBG("clients_send_mon(*): client=%i, stream=%i -> ?", i, j); |
---|
954 | if ( ROAR_CLIENT(g_clients[i])->streams[j] != -1 ) { |
---|
955 | ROAR_DBG("clients_send_mon(*): client=%i, stream=%i -> %i", i, j, ROAR_CLIENT(g_clients[i])->streams[j]); |
---|
956 | streams_send_mon(ROAR_CLIENT(g_clients[i])->streams[j]); |
---|
957 | |
---|
958 | // the client may be deleted here, check if it still exists: |
---|
959 | if ( g_clients[i] == NULL ) |
---|
960 | keep_going = 0; |
---|
961 | } |
---|
962 | } |
---|
963 | /* |
---|
964 | } else { |
---|
965 | // streams_check(g_clients[i]->execed); |
---|
966 | streams_send_mon(g_clients[i]->execed); |
---|
967 | // if ( streams_send_mon(g_clients[i]->execed) == -1 ) |
---|
968 | // clients_delete(i); // delete client in case we could not write |
---|
969 | } |
---|
970 | */ |
---|
971 | } |
---|
972 | |
---|
973 | // TODO: FIXME: should this really be -1? |
---|
974 | return -1; |
---|
975 | } |
---|
976 | |
---|
977 | int clients_send_filter(struct roar_audio_info * sa) { |
---|
978 | struct roar_client * c; |
---|
979 | int i; |
---|
980 | int fh; |
---|
981 | |
---|
982 | for (i = 0; i < ROAR_CLIENTS_MAX; i++) { |
---|
983 | if ( (c = ROAR_CLIENT(g_clients[i])) == NULL ) |
---|
984 | continue; |
---|
985 | |
---|
986 | if ( (fh = c->fh) == -1 ) |
---|
987 | continue; |
---|
988 | |
---|
989 | if ( c->execed == -1 ) { |
---|
990 | // TODO: add some code to send a message to the client insetd of the raw data. |
---|
991 | } else { |
---|
992 | // streams_check(g_clients[i]->execed); |
---|
993 | streams_send_filter(c->execed); |
---|
994 | // if ( streams_send_mon(g_clients[i]->execed) == -1 ) |
---|
995 | // clients_delete(i); // delete client in case we could not write |
---|
996 | } |
---|
997 | } |
---|
998 | |
---|
999 | return -1; |
---|
1000 | } |
---|
1001 | |
---|
1002 | int clients_add_output (int id, struct roar_buffer ** buf) { |
---|
1003 | struct roar_client_server * cs; |
---|
1004 | |
---|
1005 | _CHECK_CID(id); |
---|
1006 | cs = g_clients[id]; |
---|
1007 | |
---|
1008 | if ( cs->outbuf == NULL ) { |
---|
1009 | cs->outbuf = *buf; |
---|
1010 | } else { |
---|
1011 | return roar_buffer_moveinto(cs->outbuf, buf); |
---|
1012 | } |
---|
1013 | |
---|
1014 | return 0; |
---|
1015 | } |
---|
1016 | |
---|
1017 | // proto support |
---|
1018 | const struct roard_proto_handle * clients_get_protohandle(const int proto) { |
---|
1019 | size_t i; |
---|
1020 | |
---|
1021 | if ( proto < 0 ) { |
---|
1022 | roar_err_set(ROAR_ERROR_INVAL); |
---|
1023 | return NULL; |
---|
1024 | } |
---|
1025 | |
---|
1026 | for (i = 0; i < (sizeof(__protos)/sizeof(*__protos)); i++) |
---|
1027 | if ( __protos[i].proto == proto ) |
---|
1028 | return &(__protos[i]); |
---|
1029 | |
---|
1030 | roar_err_set(ROAR_ERROR_NOENT); |
---|
1031 | return NULL; |
---|
1032 | } |
---|
1033 | |
---|
1034 | int clients_register_proto_common(const struct roar_dl_proto * proto, struct roar_dl_lhandle * lhandle) { |
---|
1035 | const size_t len = sizeof(__protos)/sizeof(*__protos); |
---|
1036 | size_t i; |
---|
1037 | |
---|
1038 | ROAR_DBG("clients_register_proto_common(proto=%p, lhandle=%p) = ?", proto, lhandle); |
---|
1039 | |
---|
1040 | if ( proto == NULL ) |
---|
1041 | return -1; |
---|
1042 | |
---|
1043 | for (i = 0; __protos[i].proto != -1; i++); |
---|
1044 | |
---|
1045 | // i is now at pos of current EOS entry. |
---|
1046 | |
---|
1047 | // test if we have space for one more entry: |
---|
1048 | if ( (i+1) >= len ) |
---|
1049 | return -1; |
---|
1050 | |
---|
1051 | __protos[i].impl.common = proto; |
---|
1052 | |
---|
1053 | __protos[i].proto = proto->proto; |
---|
1054 | __protos[i].type = ROARD_PROTO_TYPE_COMMON; |
---|
1055 | __protos[i].lhandle = lhandle; |
---|
1056 | |
---|
1057 | return 0; |
---|
1058 | } |
---|
1059 | |
---|
1060 | int clients_unregister_proto(int proto) { |
---|
1061 | size_t i; |
---|
1062 | |
---|
1063 | if ( proto < 0 ) { |
---|
1064 | roar_err_set(ROAR_ERROR_RANGE); |
---|
1065 | return -1; |
---|
1066 | } |
---|
1067 | |
---|
1068 | for (i = 0; i < (sizeof(__protos)/sizeof(*__protos)); i++) { |
---|
1069 | if ( __protos[i].proto == proto ) { |
---|
1070 | memset(&(__protos[i]), 0, sizeof(*__protos)); |
---|
1071 | __protos[i].proto = -1; |
---|
1072 | return 0; |
---|
1073 | } |
---|
1074 | } |
---|
1075 | |
---|
1076 | roar_err_set(ROAR_ERROR_NOENT); |
---|
1077 | return -1; |
---|
1078 | } |
---|
1079 | |
---|
1080 | void print_protolist (enum output_format format) { |
---|
1081 | struct roard_proto_handle * p; |
---|
1082 | char flags[5] = " "; |
---|
1083 | char subsys[7] = " "; |
---|
1084 | const char * description; |
---|
1085 | size_t i; |
---|
1086 | |
---|
1087 | switch (format) { |
---|
1088 | case FORMAT_NATIVE: |
---|
1089 | printf(" Protocol Flag Subsys - Description\n"); |
---|
1090 | printf("------------------------------------------------------\n"); |
---|
1091 | printf(" roar bb WM LRX - RoarAudio native protocol\n"); |
---|
1092 | #ifndef ROAR_WITHOUT_DCOMP_EMUL_SIMPLE |
---|
1093 | printf(" simple bb WM LRX - PulseAudio simple protocol\n"); |
---|
1094 | #endif |
---|
1095 | #ifndef ROAR_WITHOUT_DCOMP_EMUL_RSOUND |
---|
1096 | printf(" rsound bb W - RSound emulation\n"); |
---|
1097 | #endif |
---|
1098 | break; |
---|
1099 | case FORMAT_WIKI: |
---|
1100 | printf("||=Protocol =||=Flag =||=Subsys =||=Description =||\n"); |
---|
1101 | printf("||roar ||bb ||WM LRX ||RoarAudio native protocol ||\n"); |
---|
1102 | #ifndef ROAR_WITHOUT_DCOMP_EMUL_SIMPLE |
---|
1103 | printf("||simple ||bb ||WM LRX ||PulseAudio simple protocol ||\n"); |
---|
1104 | #endif |
---|
1105 | #ifndef ROAR_WITHOUT_DCOMP_EMUL_RSOUND |
---|
1106 | printf("||rsound ||bb ||W ||RSound emulation ||\n"); |
---|
1107 | #endif |
---|
1108 | break; |
---|
1109 | case FORMAT_CSV: |
---|
1110 | printf("Protocol,Flag,Subsys,Description\n"); |
---|
1111 | printf("roar,bb,WM LRX,RoarAudio native protocol\n"); |
---|
1112 | #ifndef ROAR_WITHOUT_DCOMP_EMUL_SIMPLE |
---|
1113 | printf("simple,bb,WM LRX,PulseAudio simple protocol\n"); |
---|
1114 | #endif |
---|
1115 | #ifndef ROAR_WITHOUT_DCOMP_EMUL_RSOUND |
---|
1116 | printf("rsound,bb,W,RSound emulation\n"); |
---|
1117 | #endif |
---|
1118 | break; |
---|
1119 | default: |
---|
1120 | roar_err_set(ROAR_ERROR_NOTSUP); |
---|
1121 | return; |
---|
1122 | } |
---|
1123 | |
---|
1124 | for (i = 0; i < (sizeof(__protos)/sizeof(*__protos)); i++) { |
---|
1125 | p = &(__protos[i]); |
---|
1126 | if ( p->proto == -1 ) |
---|
1127 | continue; |
---|
1128 | |
---|
1129 | strncpy(flags, " ", 4); |
---|
1130 | strncpy(subsys, " ", 6); |
---|
1131 | description = "(none)"; |
---|
1132 | |
---|
1133 | if ( p->lhandle != NULL ) { |
---|
1134 | flags[0] = 'P'; |
---|
1135 | } else { |
---|
1136 | flags[0] = 'b'; |
---|
1137 | } |
---|
1138 | |
---|
1139 | switch (p->type) { |
---|
1140 | case ROARD_PROTO_TYPE_BUILDIN: |
---|
1141 | continue; |
---|
1142 | break; |
---|
1143 | case ROARD_PROTO_TYPE_COMMON: |
---|
1144 | flags[1] = 'C'; |
---|
1145 | description = p->impl.common->description; |
---|
1146 | break; |
---|
1147 | } |
---|
1148 | |
---|
1149 | switch (format) { |
---|
1150 | case FORMAT_NATIVE: |
---|
1151 | printf(" %-8s %s %s - %s\n", roar_proto2str(p->proto), flags, subsys, description); |
---|
1152 | break; |
---|
1153 | case FORMAT_WIKI: |
---|
1154 | printf("||%s ||%s ||%s ||%s ||\n", roar_proto2str(p->proto), flags, subsys, description); |
---|
1155 | break; |
---|
1156 | case FORMAT_CSV: |
---|
1157 | printf("%s,%s,%s,%s\n", roar_proto2str(p->proto), flags, subsys, description); |
---|
1158 | break; |
---|
1159 | } |
---|
1160 | } |
---|
1161 | } |
---|
1162 | |
---|
1163 | int client_stream_exec (int client, int stream) { |
---|
1164 | struct roar_client * c; |
---|
1165 | int i; |
---|
1166 | int fh; |
---|
1167 | |
---|
1168 | _CHECK_CID(client); |
---|
1169 | |
---|
1170 | #if 0 |
---|
1171 | if ( g_clients[client] == NULL ) { |
---|
1172 | ROAR_WARN("client_stream_exec(client=%i, stream=%i) = -1 // client does not exist", client, stream); |
---|
1173 | return -1; |
---|
1174 | } |
---|
1175 | #endif |
---|
1176 | |
---|
1177 | c = ROAR_CLIENT(g_clients[client]); |
---|
1178 | |
---|
1179 | for (i = 0; i < ROAR_CLIENTS_MAX_STREAMS_PER_CLIENT; i++) { |
---|
1180 | if ( c->streams[i] == stream ) { |
---|
1181 | c->execed = stream; |
---|
1182 | if ( streams_is_ready(stream) == 0 ) { |
---|
1183 | streams_set_fh(stream, c->fh); |
---|
1184 | streams_set_socktype(stream, ROAR_SOCKET_TYPE_GENSTR); |
---|
1185 | } else { |
---|
1186 | ROAR_DBG("client_stream_exec(client=%i, stream=%i): fh=?", client, stream); |
---|
1187 | if ( (fh = c->fh) != -1 ) { |
---|
1188 | close(fh); |
---|
1189 | c->fh = -1; |
---|
1190 | } |
---|
1191 | } |
---|
1192 | ROAR_DBG("client_stream_exec(client=%i, stream=%i) = 0", client, stream); |
---|
1193 | return 0; |
---|
1194 | } |
---|
1195 | } |
---|
1196 | |
---|
1197 | ROAR_WARN("client_stream_exec(client=%i, stream=%i) = -1 // client does not own stream", client, stream); |
---|
1198 | return -1; |
---|
1199 | } |
---|
1200 | |
---|
1201 | int client_stream_set_fh (int client, int stream, int fh) { |
---|
1202 | int i; |
---|
1203 | |
---|
1204 | ROAR_DBG("client_stream_set_fh(client=%i, stream=%i, fh=%i) = ?", client, stream, fh); |
---|
1205 | |
---|
1206 | _CHECK_CID(client); |
---|
1207 | |
---|
1208 | for (i = 0; i < ROAR_CLIENTS_MAX_STREAMS_PER_CLIENT; i++) { |
---|
1209 | if ( ROAR_CLIENT(g_clients[client])->streams[i] == stream ) { |
---|
1210 | ROAR_DBG("client_stream_set_fh(client=%i, stream=%i, fh=%i): stream found, index %i", client, stream, fh, i); |
---|
1211 | return streams_set_fh(stream, fh); |
---|
1212 | } |
---|
1213 | } |
---|
1214 | |
---|
1215 | ROAR_WARN("client_stream_set_fh(client=%i, stream=%i, fh=%i) = -1 // client does not own stream", client, stream, fh); |
---|
1216 | return -1; |
---|
1217 | } |
---|
1218 | |
---|
1219 | int client_stream_add (int client, int stream) { |
---|
1220 | int i; |
---|
1221 | |
---|
1222 | _CHECK_CID(client); |
---|
1223 | |
---|
1224 | for (i = 0; i < ROAR_CLIENTS_MAX_STREAMS_PER_CLIENT; i++) { |
---|
1225 | if ( ROAR_CLIENT(g_clients[client])->streams[i] == -1 ) { |
---|
1226 | ROAR_CLIENT(g_clients[client])->streams[i] = stream; |
---|
1227 | streams_set_client(stream, client); |
---|
1228 | return 0; |
---|
1229 | } |
---|
1230 | } |
---|
1231 | |
---|
1232 | return -1; |
---|
1233 | } |
---|
1234 | |
---|
1235 | int client_stream_delete (int client, int stream) { |
---|
1236 | int i; |
---|
1237 | |
---|
1238 | _CHECK_CID(client); |
---|
1239 | |
---|
1240 | for (i = 0; i < ROAR_CLIENTS_MAX_STREAMS_PER_CLIENT; i++) { |
---|
1241 | if ( ROAR_CLIENT(g_clients[client])->streams[i] == stream ) { |
---|
1242 | ROAR_CLIENT(g_clients[client])->streams[i] = -1; |
---|
1243 | |
---|
1244 | if ( stream == ROAR_CLIENT(g_clients[client])->execed ) { |
---|
1245 | ROAR_DBG("client_stream_delete(client=%i, stream=%i): stream is execed one, deleting client!", client, stream); |
---|
1246 | clients_delete(client); |
---|
1247 | } |
---|
1248 | |
---|
1249 | ROAR_DBG("client_stream_delete(client=%i, stream=%i) = 0", client, stream); |
---|
1250 | return 0; |
---|
1251 | } |
---|
1252 | } |
---|
1253 | |
---|
1254 | ROAR_DBG("client_stream_delete(client=%i, stream=%i) = -1", client, stream); |
---|
1255 | return -1; |
---|
1256 | } |
---|
1257 | |
---|
1258 | int client_stream_move (int client, int stream) { |
---|
1259 | int old_client = streams_get_client(stream); |
---|
1260 | |
---|
1261 | ROAR_DBG("client_stream_move(client=%i, stream=%i): old_client = %i", client, stream, old_client); |
---|
1262 | |
---|
1263 | if ( old_client != -1 ) |
---|
1264 | if ( client_stream_delete(old_client, stream) == -1 ) |
---|
1265 | return -1; |
---|
1266 | |
---|
1267 | return client_stream_add(client, stream); |
---|
1268 | } |
---|
1269 | |
---|
1270 | |
---|
1271 | // notify thingys |
---|
1272 | int clients_wait (int client, struct roar_event * events, size_t num) { |
---|
1273 | struct roar_client_server * cs; |
---|
1274 | size_t i, c; |
---|
1275 | |
---|
1276 | ROAR_DBG("clients_wait(client=%i, events=%p, num=%llu) = ?", client, events, (long long unsigned int)num); |
---|
1277 | |
---|
1278 | _CHECK_CID(client); |
---|
1279 | |
---|
1280 | cs = g_clients[client]; |
---|
1281 | |
---|
1282 | if ( cs->waits != NULL ) |
---|
1283 | return -1; |
---|
1284 | |
---|
1285 | cs->waits = roar_mm_malloc((num+1) * sizeof(struct roar_subscriber *)); |
---|
1286 | |
---|
1287 | if ( cs->waits == NULL ) |
---|
1288 | return -1; |
---|
1289 | |
---|
1290 | if ( clients_block(client, 0) != 0 ) |
---|
1291 | return -1; |
---|
1292 | |
---|
1293 | for (i = 0; i < num; i++) { |
---|
1294 | #if defined(DEBUG) && 0 |
---|
1295 | dbg_notify_cb(NULL, &(events[i]), cs); |
---|
1296 | #endif |
---|
1297 | cs->waits[i] = roar_notify_core_subscribe(NULL, &(events[i]), clients_ncb_wait, cs); |
---|
1298 | if ( cs->waits[i] == NULL ) { |
---|
1299 | for (c = 0; c < i; c++) |
---|
1300 | roar_notify_core_unsubscribe(NULL, cs->waits[c]); |
---|
1301 | roar_mm_free(cs->waits); |
---|
1302 | cs->waits = NULL; |
---|
1303 | clients_block(client, 1); |
---|
1304 | return -1; |
---|
1305 | } |
---|
1306 | } |
---|
1307 | |
---|
1308 | cs->waits[num] = NULL; |
---|
1309 | |
---|
1310 | ROAR_DBG("clients_wait(client=%i, events=%p, num=%llu) = 0", client, events, (long long unsigned int)num); |
---|
1311 | return 0; |
---|
1312 | } |
---|
1313 | |
---|
1314 | void clients_ncb_wait(struct roar_notify_core * core, struct roar_event * event, void * userdata) { |
---|
1315 | struct roar_client_server * cs = userdata; |
---|
1316 | struct roar_message m; |
---|
1317 | struct roar_connection con; |
---|
1318 | uint16_t * u16 = (uint16_t *) m.data; |
---|
1319 | size_t tmp; |
---|
1320 | size_t i; |
---|
1321 | |
---|
1322 | ROAR_DBG("clients_ncb_wait(core=%p, event=%p, userdata=%p) = ?", core, event, userdata); |
---|
1323 | |
---|
1324 | for (i = 0; cs->waits[i] != NULL; i++) |
---|
1325 | roar_notify_core_unsubscribe(NULL, cs->waits[i]); |
---|
1326 | |
---|
1327 | roar_mm_free(cs->waits); |
---|
1328 | cs->waits = NULL; |
---|
1329 | |
---|
1330 | // protocol depended handling... |
---|
1331 | memset(&m, 0, sizeof(m)); |
---|
1332 | m.cmd = ROAR_CMD_OK; |
---|
1333 | u16[0] = ROAR_HOST2NET16(0); // Version |
---|
1334 | u16[1] = ROAR_HOST2NET16(0); // flags |
---|
1335 | |
---|
1336 | tmp = sizeof(m.data) - 4; |
---|
1337 | |
---|
1338 | roar_event_to_blob(event, m.data + 4, &tmp); |
---|
1339 | |
---|
1340 | m.datalen = tmp + 4; |
---|
1341 | |
---|
1342 | roar_connect_fh(&con, ROAR_CLIENT(cs)->fh); |
---|
1343 | roar_send_message(&con, &m, NULL); |
---|
1344 | // ...end of protocol depended handling. |
---|
1345 | |
---|
1346 | // clients_block(, 1); |
---|
1347 | // TODO: FIXME: bad hack... |
---|
1348 | cs->blockc--; |
---|
1349 | } |
---|
1350 | |
---|
1351 | |
---|
1352 | // acclev: |
---|
1353 | static struct { |
---|
1354 | const enum roard_client_acclev acclev; |
---|
1355 | const char * name; |
---|
1356 | } _g_acclevs[] = { |
---|
1357 | {ACCLEV_NONE, "none" }, |
---|
1358 | {ACCLEV_IDENTED, "idented"}, |
---|
1359 | {ACCLEV_CONCTL, "conctl" }, |
---|
1360 | {ACCLEV_GUEST, "guest" }, |
---|
1361 | {ACCLEV_USER, "user" }, |
---|
1362 | {ACCLEV_PWRUSER, "pwruser"}, |
---|
1363 | {ACCLEV_ALL, "all" }, |
---|
1364 | {-1, NULL} |
---|
1365 | }; |
---|
1366 | |
---|
1367 | enum roard_client_acclev clients_str2acclev(const char * acclev) { |
---|
1368 | int i; |
---|
1369 | |
---|
1370 | for (i = 0; _g_acclevs[i].name != NULL; i++) |
---|
1371 | if ( !strcasecmp(_g_acclevs[i].name, acclev) ) |
---|
1372 | return _g_acclevs[i].acclev; |
---|
1373 | |
---|
1374 | return ACCLEV_ERROR; |
---|
1375 | } |
---|
1376 | |
---|
1377 | const char * clients_acclev2str(const enum roard_client_acclev acclev) { |
---|
1378 | int i; |
---|
1379 | |
---|
1380 | for (i = 0; _g_acclevs[i].name != NULL; i++) |
---|
1381 | if ( _g_acclevs[i].acclev == acclev ) |
---|
1382 | return _g_acclevs[i].name; |
---|
1383 | |
---|
1384 | return NULL; |
---|
1385 | } |
---|
1386 | |
---|
1387 | //ll |
---|