1 | //vio.c: |
---|
2 | |
---|
3 | /* |
---|
4 | * Copyright (C) Philipp 'ph3-der-loewe' Schafft - 2008-2011 |
---|
5 | * |
---|
6 | * This file is part of libroar 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 | * libroar 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 | * NOTE for everyone want's to change something and send patches: |
---|
25 | * read README and HACKING! There a addition information on |
---|
26 | * the license of this document you need to read before you send |
---|
27 | * any patches. |
---|
28 | * |
---|
29 | * NOTE for uses of non-GPL (LGPL,...) software using libesd, libartsc |
---|
30 | * or libpulse*: |
---|
31 | * The libs libroaresd, libroararts and libroarpulse link this lib |
---|
32 | * and are therefore GPL. Because of this it may be illigal to use |
---|
33 | * them with any software that uses libesd, libartsc or libpulse*. |
---|
34 | */ |
---|
35 | |
---|
36 | #include "libroar.h" |
---|
37 | |
---|
38 | #ifdef ROAR_HAVE_H_SYS_IOCTL |
---|
39 | #include <sys/ioctl.h> |
---|
40 | #endif |
---|
41 | |
---|
42 | #ifdef ROAR_HAVE_IO_POSIX |
---|
43 | #define _CAN_OPERATE |
---|
44 | #endif |
---|
45 | |
---|
46 | int roar_vio_init_calls (struct roar_vio_calls * calls) { |
---|
47 | #ifdef _CAN_OPERATE |
---|
48 | if ( calls == NULL ) |
---|
49 | return -1; |
---|
50 | |
---|
51 | memset((void*)calls, 0, sizeof(struct roar_vio_calls)); |
---|
52 | |
---|
53 | /* |
---|
54 | calls->read = (ssize_t (*)(int fd, void *buf, size_t count, void * inst))read; |
---|
55 | calls->write = (ssize_t (*)(int fd, void *buf, size_t count, void * inst))write; |
---|
56 | calls->lseek = (off_t (*)(int fildes, off_t offset, int whence, void * inst))lseek; |
---|
57 | */ |
---|
58 | |
---|
59 | calls->read = roar_vio_basic_read; |
---|
60 | calls->write = roar_vio_basic_write; |
---|
61 | calls->lseek = roar_vio_basic_lseek; |
---|
62 | calls->nonblock = roar_vio_basic_nonblock; |
---|
63 | calls->sync = roar_vio_basic_sync; |
---|
64 | calls->ctl = roar_vio_basic_ctl; |
---|
65 | calls->close = roar_vio_basic_close; |
---|
66 | |
---|
67 | return 0; |
---|
68 | #else |
---|
69 | return -1; |
---|
70 | #endif |
---|
71 | } |
---|
72 | |
---|
73 | int roar_vio_set_inst (struct roar_vio_calls * vio, void * inst) { |
---|
74 | if ( vio == NULL ) |
---|
75 | return -1; |
---|
76 | |
---|
77 | vio->inst = inst; |
---|
78 | |
---|
79 | return 0; |
---|
80 | } |
---|
81 | |
---|
82 | int roar_vio_set_fh (struct roar_vio_calls * vio, int fh) { |
---|
83 | return roar_vio_set_inst(vio, (void*)(ROAR_INSTINT)(fh + 1)); |
---|
84 | } |
---|
85 | |
---|
86 | int roar_vio_get_fh (struct roar_vio_calls * vio) { |
---|
87 | if ( vio == NULL ) |
---|
88 | return -1; |
---|
89 | |
---|
90 | return ((int)(ROAR_INSTINT)vio->inst) - 1; |
---|
91 | } |
---|
92 | |
---|
93 | |
---|
94 | ssize_t roar_vio_read (struct roar_vio_calls * vio, void *buf, size_t count) { |
---|
95 | ROAR_DBG("roar_vio_read(vio=%p, buf=%p, count=%u) = ?", vio, buf, (unsigned int)count); |
---|
96 | |
---|
97 | if ( vio == NULL ) |
---|
98 | return -1; |
---|
99 | |
---|
100 | if ( vio->read == NULL ) |
---|
101 | return -1; |
---|
102 | |
---|
103 | return vio->read(vio, buf, count); |
---|
104 | } |
---|
105 | |
---|
106 | ssize_t roar_vio_write(struct roar_vio_calls * vio, void *buf, size_t count) { |
---|
107 | ROAR_DBG("roar_vio_write(vio=%p, buf=%p, count=%u) = ?", vio, buf, (unsigned int)count); |
---|
108 | |
---|
109 | if ( vio == NULL ) |
---|
110 | return -1; |
---|
111 | |
---|
112 | if ( vio->write == NULL ) |
---|
113 | return -1; |
---|
114 | |
---|
115 | return vio->write(vio, buf, count); |
---|
116 | } |
---|
117 | |
---|
118 | off_t roar_vio_lseek(struct roar_vio_calls * vio, off_t offset, int whence) { |
---|
119 | ROAR_DBG("roar_vio_lseek(vio=%p, offset=%u, whence=%i) = ?", vio, (unsigned int)offset, whence); |
---|
120 | |
---|
121 | if ( vio == NULL ) |
---|
122 | return -1; |
---|
123 | |
---|
124 | if ( vio->lseek == NULL ) |
---|
125 | return -1; |
---|
126 | |
---|
127 | return vio->lseek(vio, offset, whence); |
---|
128 | } |
---|
129 | |
---|
130 | int roar_vio_nonblock(struct roar_vio_calls * vio, int state) { |
---|
131 | ROAR_DBG("roar_vio_nonblock(vio=%p, state=%i) = ?", vio, state); |
---|
132 | |
---|
133 | if ( vio == NULL ) |
---|
134 | return -1; |
---|
135 | |
---|
136 | if ( vio->nonblock == NULL ) |
---|
137 | return -1; |
---|
138 | |
---|
139 | return vio->nonblock(vio, state); |
---|
140 | } |
---|
141 | |
---|
142 | int roar_vio_sync (struct roar_vio_calls * vio) { |
---|
143 | ROAR_DBG("roar_vio_sync(vio=%p) = ?", vio); |
---|
144 | |
---|
145 | if ( vio == NULL ) |
---|
146 | return -1; |
---|
147 | |
---|
148 | if ( vio->sync == NULL ) |
---|
149 | return -1; |
---|
150 | |
---|
151 | return vio->sync(vio); |
---|
152 | } |
---|
153 | |
---|
154 | int roar_vio_ctl (struct roar_vio_calls * vio, int cmd, void * data) { |
---|
155 | ROAR_DBG("roar_vio_ctl(vio=%p, cmd=%i, data=%p) = ?", vio, cmd, data); |
---|
156 | |
---|
157 | if ( vio == NULL ) |
---|
158 | return -1; |
---|
159 | |
---|
160 | ROAR_DBG("roar_vio_ctl(vio=%p, cmd=0x%.8x, data=%p): vio->ctl=%p", vio, cmd, data, vio->ctl); |
---|
161 | |
---|
162 | switch (cmd) { |
---|
163 | case ROAR_VIO_CTL_CONFLICTING_ID_0: |
---|
164 | case ROAR_VIO_CTL_CONFLICTING_ID_1: |
---|
165 | ROAR_ERR("roar_vio_ctl(vio=%p, cmd=0x%.8x, data=%p): Your progam uses a VIO ctl call with a conflicting ID.", vio, cmd, data); |
---|
166 | ROAR_ERR("roar_vio_ctl(vio=%p, cmd=0x%.8x, data=%p): Please recompile your program to fix this. (No additional steps are required beside that.)", vio, cmd, data); |
---|
167 | ROAR_DBG("roar_vio_ctl(vio=%p, cmd=0x%.8x, data=%p) = -1", vio, cmd, data); |
---|
168 | return -1; |
---|
169 | break; |
---|
170 | } |
---|
171 | |
---|
172 | if ( vio->ctl == NULL ) |
---|
173 | return -1; |
---|
174 | |
---|
175 | return vio->ctl(vio, cmd, data); |
---|
176 | } |
---|
177 | |
---|
178 | int roar_vio_close (struct roar_vio_calls * vio) { |
---|
179 | ROAR_DBG("roar_vio_close(vio=%p) = ?", vio); |
---|
180 | |
---|
181 | if ( vio == NULL ) |
---|
182 | return -1; |
---|
183 | |
---|
184 | if ( vio->close == NULL ) |
---|
185 | return -1; |
---|
186 | |
---|
187 | return vio->close(vio); |
---|
188 | } |
---|
189 | |
---|
190 | // specal commands: |
---|
191 | int roar_vio_accept (struct roar_vio_calls * calls, struct roar_vio_calls * dst) { |
---|
192 | if (dst == NULL || calls == NULL) |
---|
193 | return -1; |
---|
194 | |
---|
195 | return roar_vio_ctl(dst, ROAR_VIO_CTL_ACCEPT, calls); |
---|
196 | } |
---|
197 | |
---|
198 | int roar_vio_shutdown(struct roar_vio_calls * vio, int how) { |
---|
199 | return roar_vio_ctl(vio, ROAR_VIO_CTL_SHUTDOWN, &how); |
---|
200 | } |
---|
201 | |
---|
202 | // converters: |
---|
203 | int roar_vio_open_file (struct roar_vio_calls * calls, char * filename, int flags, mode_t mode) { |
---|
204 | #ifdef _CAN_OPERATE |
---|
205 | int fh; |
---|
206 | |
---|
207 | if ( calls == NULL || filename == NULL ) |
---|
208 | return -1; |
---|
209 | |
---|
210 | #ifdef ROAR_TARGET_WIN32 |
---|
211 | flags |= O_BINARY; |
---|
212 | #endif |
---|
213 | |
---|
214 | if ( (fh = open(filename, flags, mode)) == -1 ) |
---|
215 | return -1; |
---|
216 | |
---|
217 | if ( roar_vio_open_fh(calls, fh) == -1 ) { |
---|
218 | close(fh); |
---|
219 | return -1; |
---|
220 | } |
---|
221 | |
---|
222 | return 0; |
---|
223 | #else |
---|
224 | return -1; |
---|
225 | #endif |
---|
226 | } |
---|
227 | |
---|
228 | int roar_vio_open_fh (struct roar_vio_calls * calls, int fh) { |
---|
229 | if ( calls == NULL ) |
---|
230 | return -1; |
---|
231 | |
---|
232 | if ( roar_vio_init_calls(calls) == -1 ) |
---|
233 | return -1; |
---|
234 | |
---|
235 | return roar_vio_set_fh(calls, fh); |
---|
236 | } |
---|
237 | |
---|
238 | int roar_vio_open_fh_socket(struct roar_vio_calls * calls, int fh) { |
---|
239 | if ( calls == NULL ) |
---|
240 | return -1; |
---|
241 | |
---|
242 | if ( roar_vio_open_fh(calls, fh) == -1 ) |
---|
243 | return -1; |
---|
244 | |
---|
245 | #ifdef ROAR_TARGET_WIN32 |
---|
246 | calls->read = roar_vio_winsock_read; |
---|
247 | calls->write = roar_vio_winsock_write; |
---|
248 | calls->nonblock = roar_vio_winsock_nonblock; |
---|
249 | calls->sync = roar_vio_winsock_sync; |
---|
250 | calls->ctl = roar_vio_winsock_ctl; |
---|
251 | calls->close = roar_vio_winsock_close; |
---|
252 | #else |
---|
253 | calls->sync = roar_vio_null_sync; |
---|
254 | #endif |
---|
255 | |
---|
256 | return 0; |
---|
257 | } |
---|
258 | |
---|
259 | int roar_vio_open_socket (struct roar_vio_calls * calls, char * host, int port) { |
---|
260 | int fh; |
---|
261 | |
---|
262 | if ( calls == NULL ) |
---|
263 | return -1; |
---|
264 | |
---|
265 | if ( (fh = roar_socket_connect(host, port)) == -1 ) |
---|
266 | return -1; |
---|
267 | |
---|
268 | return roar_vio_open_fh_socket(calls, fh); |
---|
269 | } |
---|
270 | |
---|
271 | int roar_vio_open_socket_listen(struct roar_vio_calls * calls, int type, char * host, int port) { |
---|
272 | int fh; |
---|
273 | |
---|
274 | if ( calls == NULL ) |
---|
275 | return -1; |
---|
276 | |
---|
277 | if ( (fh = roar_socket_listen(type, host, port)) == -1 ) |
---|
278 | return -1; |
---|
279 | |
---|
280 | return roar_vio_open_fh_socket(calls, fh); |
---|
281 | } |
---|
282 | |
---|
283 | int roar_vio_simple_stream (struct roar_vio_calls * calls, int rate, int channels, int bits, int codec, |
---|
284 | char * server, int dir, char * name) { |
---|
285 | int fh; |
---|
286 | |
---|
287 | if ( calls == NULL ) |
---|
288 | return -1; |
---|
289 | |
---|
290 | roar_libroar_nowarn(); |
---|
291 | if ( (fh = roar_simple_stream(rate, channels, bits, codec, server, dir, name)) == -1 ) { |
---|
292 | roar_libroar_warn(); |
---|
293 | return -1; |
---|
294 | } |
---|
295 | roar_libroar_warn(); |
---|
296 | |
---|
297 | return roar_vio_open_fh_socket(calls, fh); |
---|
298 | } |
---|
299 | |
---|
300 | int roar_vio_simple_new_stream_obj (struct roar_vio_calls * calls, |
---|
301 | struct roar_connection * con, |
---|
302 | struct roar_stream * s, |
---|
303 | int rate, int channels, int bits, int codec, int dir) { |
---|
304 | struct roar_stream stream; |
---|
305 | int fh; |
---|
306 | |
---|
307 | ROAR_DBG("roar_vio_simple_new_stream_obj(*) = ?"); |
---|
308 | |
---|
309 | if ( calls == NULL ) |
---|
310 | return -1; |
---|
311 | |
---|
312 | if ( s == NULL ) |
---|
313 | s = &stream; |
---|
314 | |
---|
315 | roar_libroar_nowarn(); |
---|
316 | if ( (fh = roar_simple_new_stream_obj(con, s, rate, channels, bits, codec, dir)) == -1 ) { |
---|
317 | roar_libroar_warn(); |
---|
318 | ROAR_DBG("roar_vio_simple_new_stream_obj(*) = -1"); |
---|
319 | return -1; |
---|
320 | } |
---|
321 | roar_libroar_warn(); |
---|
322 | |
---|
323 | ROAR_DBG("roar_vio_simple_new_stream_obj(*): fh=%i", fh); |
---|
324 | |
---|
325 | return roar_vio_open_fh_socket(calls, fh); |
---|
326 | } |
---|
327 | |
---|
328 | // VIOs: |
---|
329 | |
---|
330 | // basic |
---|
331 | ssize_t roar_vio_basic_read (struct roar_vio_calls * vio, void *buf, size_t count) { |
---|
332 | #ifdef _CAN_OPERATE |
---|
333 | return read(roar_vio_get_fh(vio), buf, count); |
---|
334 | #else |
---|
335 | return -1; |
---|
336 | #endif |
---|
337 | } |
---|
338 | |
---|
339 | ssize_t roar_vio_basic_write(struct roar_vio_calls * vio, void *buf, size_t count) { |
---|
340 | #ifdef _CAN_OPERATE |
---|
341 | return write(roar_vio_get_fh(vio), buf, count); |
---|
342 | #else |
---|
343 | return -1; |
---|
344 | #endif |
---|
345 | } |
---|
346 | |
---|
347 | off_t roar_vio_basic_lseek(struct roar_vio_calls * vio, off_t offset, int whence) { |
---|
348 | #ifdef _CAN_OPERATE |
---|
349 | return lseek(roar_vio_get_fh(vio), offset, whence); |
---|
350 | #else |
---|
351 | return -1; |
---|
352 | #endif |
---|
353 | } |
---|
354 | |
---|
355 | int roar_vio_basic_nonblock(struct roar_vio_calls * vio, int state) { |
---|
356 | if ( roar_socket_nonblock(roar_vio_get_fh(vio), state) == -1 ) |
---|
357 | return -1; |
---|
358 | |
---|
359 | if ( state == ROAR_SOCKET_NONBLOCK ) |
---|
360 | return 0; |
---|
361 | |
---|
362 | roar_vio_sync(vio); |
---|
363 | |
---|
364 | return 0; |
---|
365 | } |
---|
366 | |
---|
367 | int roar_vio_basic_sync (struct roar_vio_calls * vio) { |
---|
368 | #ifdef ROAR_FDATASYNC |
---|
369 | return ROAR_FDATASYNC(roar_vio_get_fh(vio)); |
---|
370 | #else |
---|
371 | return 0; |
---|
372 | #endif |
---|
373 | } |
---|
374 | |
---|
375 | int roar_vio_basic_ctl (struct roar_vio_calls * vio, int cmd, void * data) { |
---|
376 | #ifdef ROAR_HAVE_H_SYS_IOCTL |
---|
377 | struct roar_vio_sysio_ioctl * sysioctl; |
---|
378 | #endif |
---|
379 | #if defined(ROAR_HAVE_GETSOCKOPT) || defined(ROAR_HAVE_SETSOCKOPT) |
---|
380 | struct roar_vio_sysio_sockopt * syssockopt; |
---|
381 | #endif |
---|
382 | int tmp; |
---|
383 | int s_r = 0, s_w = 0; |
---|
384 | #if defined(ROAR_HAVE_GETSOCKNAME) || defined(ROAR_HAVE_GETPEERNAME) |
---|
385 | union { |
---|
386 | struct sockaddr sa; |
---|
387 | #if defined(ROAR_HAVE_IPV4) || defined(ROAR_HAVE_IPV6) |
---|
388 | struct sockaddr_in in; |
---|
389 | #endif |
---|
390 | #ifdef ROAR_HAVE_UNIX |
---|
391 | struct sockaddr_un un; |
---|
392 | #endif |
---|
393 | #ifdef ROAR_HAVE_LIBDNET |
---|
394 | struct sockaddr_dn dn; |
---|
395 | #endif |
---|
396 | #ifdef ROAR_HAVE_IPV6 |
---|
397 | struct sockaddr_in6 in6; |
---|
398 | #endif |
---|
399 | #ifdef ROAR_HAVE_IPX |
---|
400 | struct sockaddr_ipx ipx; |
---|
401 | #endif |
---|
402 | } sockaddr; |
---|
403 | socklen_t socklen; |
---|
404 | struct roar_sockname * rsockname; |
---|
405 | #endif |
---|
406 | |
---|
407 | if ( vio == NULL || cmd == -1 ) |
---|
408 | return -1; |
---|
409 | |
---|
410 | ROAR_DBG("roar_vio_basic_ctl(vio=%p, cmd=0x%.8x, data=%p) = ?", vio, cmd, data); |
---|
411 | |
---|
412 | switch (cmd) { |
---|
413 | case ROAR_VIO_CTL_GET_NAME: |
---|
414 | if ( data == NULL ) |
---|
415 | return -1; |
---|
416 | |
---|
417 | *(char**)data = "basic"; |
---|
418 | return 0; |
---|
419 | break; |
---|
420 | case ROAR_VIO_CTL_GET_FH: |
---|
421 | case ROAR_VIO_CTL_GET_READ_FH: |
---|
422 | case ROAR_VIO_CTL_GET_WRITE_FH: |
---|
423 | case ROAR_VIO_CTL_GET_SELECT_FH: |
---|
424 | case ROAR_VIO_CTL_GET_SELECT_READ_FH: |
---|
425 | case ROAR_VIO_CTL_GET_SELECT_WRITE_FH: |
---|
426 | ROAR_DBG("roar_vio_basic_ctl(vio=%p, cmd=ROAR_VIO_CTL_GET_*FH(0x%.8x), data=%p) = 0 // fh=%i", vio, cmd, data, roar_vio_get_fh(vio)); |
---|
427 | *(int*)data = roar_vio_get_fh(vio); |
---|
428 | return 0; |
---|
429 | break; |
---|
430 | case ROAR_VIO_CTL_SET_NOSYNC: |
---|
431 | vio->sync = NULL; |
---|
432 | return 0; |
---|
433 | break; |
---|
434 | case ROAR_VIO_CTL_ACCEPT: |
---|
435 | tmp = ROAR_ACCEPT(roar_vio_get_fh(vio), NULL, 0); |
---|
436 | if ( tmp == -1 ) |
---|
437 | return -1; |
---|
438 | |
---|
439 | // most proably a socket. |
---|
440 | if ( roar_vio_open_fh_socket(data, tmp) == -1 ) { |
---|
441 | #ifdef ROAR_TARGET_WIN32 |
---|
442 | closesocket(tmp); |
---|
443 | #else |
---|
444 | close(tmp); |
---|
445 | #endif |
---|
446 | return -1; |
---|
447 | } |
---|
448 | |
---|
449 | return 0; |
---|
450 | break; |
---|
451 | case ROAR_VIO_CTL_SHUTDOWN: |
---|
452 | tmp = *(int*)data; |
---|
453 | |
---|
454 | if ( tmp & ROAR_VIO_SHUTDOWN_READ ) { |
---|
455 | s_r = 1; |
---|
456 | tmp -= ROAR_VIO_SHUTDOWN_READ; |
---|
457 | } |
---|
458 | |
---|
459 | if ( tmp & ROAR_VIO_SHUTDOWN_WRITE ) { |
---|
460 | s_w = 1; |
---|
461 | tmp -= ROAR_VIO_SHUTDOWN_WRITE; |
---|
462 | } |
---|
463 | |
---|
464 | if ( tmp != 0 ) /* we currently only support R and W shutdowns */ |
---|
465 | return -1; |
---|
466 | |
---|
467 | if ( s_r && s_w ) { |
---|
468 | tmp = SHUT_RDWR; |
---|
469 | } else if ( s_r ) { |
---|
470 | tmp = SHUT_RD; |
---|
471 | } else if ( s_w ) { |
---|
472 | tmp = SHUT_WR; |
---|
473 | } else { |
---|
474 | return 0; // nothing to do. |
---|
475 | } |
---|
476 | |
---|
477 | return ROAR_SHUTDOWN(roar_vio_get_fh(vio), tmp); |
---|
478 | break; |
---|
479 | #if defined(ROAR_HAVE_GETSOCKNAME) || defined(ROAR_HAVE_GETPEERNAME) |
---|
480 | case ROAR_VIO_CTL_GET_SOCKNAME: |
---|
481 | case ROAR_VIO_CTL_GET_PEERNAME: |
---|
482 | if ( data == NULL ) |
---|
483 | return -1; |
---|
484 | |
---|
485 | rsockname = data; |
---|
486 | |
---|
487 | socklen = sizeof(sockaddr); |
---|
488 | |
---|
489 | if ( cmd == ROAR_VIO_CTL_GET_SOCKNAME ) { |
---|
490 | #ifdef ROAR_HAVE_GETSOCKNAME |
---|
491 | tmp = getsockname(roar_vio_get_fh(vio), &(sockaddr.sa), &socklen); |
---|
492 | #else |
---|
493 | return -1; |
---|
494 | #endif |
---|
495 | } else if ( cmd == ROAR_VIO_CTL_GET_PEERNAME ) { |
---|
496 | #ifdef ROAR_HAVE_GETPEERNAME |
---|
497 | tmp = getpeername(roar_vio_get_fh(vio), &(sockaddr.sa), &socklen); |
---|
498 | #else |
---|
499 | return -1; |
---|
500 | #endif |
---|
501 | } else { |
---|
502 | return -1; |
---|
503 | } |
---|
504 | |
---|
505 | if ( tmp == -1 ) |
---|
506 | return -1; |
---|
507 | |
---|
508 | memset(rsockname, 0, sizeof(struct roar_sockname)); |
---|
509 | |
---|
510 | switch (sockaddr.sa.sa_family) { |
---|
511 | #if defined(AF_UNIX) && defined(ROAR_HAVE_UNIX) |
---|
512 | case AF_UNIX: |
---|
513 | rsockname->type = ROAR_SOCKET_TYPE_UNIX; |
---|
514 | if ( sockaddr.un.sun_path[0] == 0 ) { |
---|
515 | rsockname->addr = roar_mm_malloc(sizeof(sockaddr.un.sun_path)); |
---|
516 | if ( rsockname->addr == NULL ) |
---|
517 | return -1; |
---|
518 | memcpy(rsockname->addr, sockaddr.un.sun_path, sizeof(sockaddr.un.sun_path)); |
---|
519 | } else { |
---|
520 | rsockname->addr = roar_mm_strdup(sockaddr.un.sun_path); |
---|
521 | } |
---|
522 | break; |
---|
523 | #endif |
---|
524 | #if defined(AF_DECnet) && defined(ROAR_HAVE_LIBDNET) |
---|
525 | case AF_DECnet: |
---|
526 | rsockname->type = ROAR_SOCKET_TYPE_DECNET; |
---|
527 | |
---|
528 | if ( sockaddr.dn.sdn_add.a_len != 2 ) |
---|
529 | return -1; |
---|
530 | |
---|
531 | rsockname->addr = roar_mm_malloc(28); |
---|
532 | if ( rsockname->addr == NULL ) |
---|
533 | return -1; |
---|
534 | |
---|
535 | snprintf(rsockname->addr, 28, "%i.%i::", |
---|
536 | sockaddr.dn.sdn_add.a_addr[1] >> 2, |
---|
537 | sockaddr.dn.sdn_add.a_addr[0] + ((sockaddr.dn.sdn_add.a_addr[1] & 0x03) << 8)); |
---|
538 | |
---|
539 | rsockname->port = sockaddr.dn.sdn_objnum; |
---|
540 | if ( sockaddr.dn.sdn_objnum == 0 ) { |
---|
541 | tmp = strlen(rsockname->addr); |
---|
542 | memcpy(rsockname->addr + tmp, sockaddr.dn.sdn_objname, sockaddr.dn.sdn_objnamel); |
---|
543 | rsockname->addr[tmp + sockaddr.dn.sdn_objnamel] = 0; |
---|
544 | } |
---|
545 | break; |
---|
546 | #endif |
---|
547 | #if defined(AF_INET) && (defined(ROAR_HAVE_IPV4) || defined(ROAR_HAVE_IPV6)) |
---|
548 | case AF_INET: |
---|
549 | rsockname->type = ROAR_SOCKET_TYPE_INET; |
---|
550 | rsockname->port = ntohs(sockaddr.in.sin_port); |
---|
551 | rsockname->addr = roar_mm_strdup(inet_ntoa(sockaddr.in.sin_addr)); |
---|
552 | break; |
---|
553 | #endif |
---|
554 | #if defined(AF_INET6) && defined(ROAR_HAVE_IPV6) |
---|
555 | case AF_INET6: |
---|
556 | rsockname->type = ROAR_SOCKET_TYPE_INET6; |
---|
557 | rsockname->port = ntohs(sockaddr.in6.sin6_port); |
---|
558 | break; |
---|
559 | #endif |
---|
560 | default: |
---|
561 | return -1; |
---|
562 | } |
---|
563 | return 0; |
---|
564 | #endif |
---|
565 | break; |
---|
566 | #ifdef ROAR_HAVE_H_SYS_IOCTL |
---|
567 | case ROAR_VIO_CTL_SYSIO_IOCTL: |
---|
568 | sysioctl = data; |
---|
569 | return ioctl(roar_vio_get_fh(vio), sysioctl->cmd, sysioctl->argp); |
---|
570 | break; |
---|
571 | #endif |
---|
572 | #ifdef ROAR_HAVE_GETSOCKOPT |
---|
573 | case ROAR_VIO_CTL_GET_SYSIO_SOCKOPT: |
---|
574 | syssockopt = data; |
---|
575 | return getsockopt(roar_vio_get_fh(vio), syssockopt->level, syssockopt->optname, syssockopt->optval, &(syssockopt->optlen)); |
---|
576 | break; |
---|
577 | #endif |
---|
578 | #ifdef ROAR_HAVE_SETSOCKOPT |
---|
579 | case ROAR_VIO_CTL_SET_SYSIO_SOCKOPT: |
---|
580 | syssockopt = data; |
---|
581 | return setsockopt(roar_vio_get_fh(vio), syssockopt->level, syssockopt->optname, syssockopt->optval, syssockopt->optlen); |
---|
582 | break; |
---|
583 | #endif |
---|
584 | } |
---|
585 | |
---|
586 | return -1; |
---|
587 | } |
---|
588 | |
---|
589 | int roar_vio_basic_close (struct roar_vio_calls * vio) { |
---|
590 | #ifdef _CAN_OPERATE |
---|
591 | if ( roar_vio_get_fh(vio) != -1 ) |
---|
592 | return close(roar_vio_get_fh(vio)); |
---|
593 | |
---|
594 | return 0; |
---|
595 | #else |
---|
596 | return -1; |
---|
597 | #endif |
---|
598 | } |
---|
599 | |
---|
600 | // null |
---|
601 | ssize_t roar_vio_null_rw (struct roar_vio_calls * vio, void *buf, size_t count) { |
---|
602 | if ( vio == NULL || buf == NULL ) |
---|
603 | return -1; |
---|
604 | |
---|
605 | return 0; |
---|
606 | } |
---|
607 | |
---|
608 | int roar_vio_null_sync (struct roar_vio_calls * vio) { |
---|
609 | return 0; |
---|
610 | } |
---|
611 | |
---|
612 | // pass |
---|
613 | int roar_vio_open_pass (struct roar_vio_calls * calls, struct roar_vio_calls * dst) { |
---|
614 | if ( calls == NULL ) |
---|
615 | return -1; |
---|
616 | |
---|
617 | memset((void*)calls, 0, sizeof(struct roar_vio_calls)); |
---|
618 | |
---|
619 | calls->read = roar_vio_pass_read; |
---|
620 | calls->write = roar_vio_pass_write; |
---|
621 | calls->lseek = roar_vio_pass_lseek; |
---|
622 | calls->nonblock = roar_vio_pass_nonblock; |
---|
623 | calls->sync = roar_vio_pass_sync; |
---|
624 | calls->ctl = roar_vio_pass_ctl; |
---|
625 | calls->close = roar_vio_pass_close; |
---|
626 | |
---|
627 | calls->inst = dst; |
---|
628 | |
---|
629 | return 0; |
---|
630 | } |
---|
631 | |
---|
632 | ssize_t roar_vio_pass_read (struct roar_vio_calls * vio, void *buf, size_t count) { |
---|
633 | return roar_vio_read((struct roar_vio_calls *) vio->inst, buf, count); |
---|
634 | } |
---|
635 | |
---|
636 | ssize_t roar_vio_pass_write(struct roar_vio_calls * vio, void *buf, size_t count) { |
---|
637 | return roar_vio_write((struct roar_vio_calls *) vio->inst, buf, count); |
---|
638 | } |
---|
639 | |
---|
640 | off_t roar_vio_pass_lseek(struct roar_vio_calls * vio, off_t offset, int whence) { |
---|
641 | return roar_vio_lseek((struct roar_vio_calls *) vio->inst, offset, whence); |
---|
642 | } |
---|
643 | |
---|
644 | int roar_vio_pass_nonblock(struct roar_vio_calls * vio, int state) { |
---|
645 | return roar_vio_nonblock((struct roar_vio_calls *) vio->inst, state); |
---|
646 | } |
---|
647 | |
---|
648 | int roar_vio_pass_sync (struct roar_vio_calls * vio) { |
---|
649 | return roar_vio_sync((struct roar_vio_calls *) vio->inst); |
---|
650 | } |
---|
651 | |
---|
652 | int roar_vio_pass_ctl (struct roar_vio_calls * vio, int cmd, void * data) { |
---|
653 | if (vio == NULL || cmd == -1) |
---|
654 | return -1; |
---|
655 | |
---|
656 | ROAR_DBG("roar_vio_pass_ctl(vio=%p, cmd=0x%.8x, data=%p) = ?", vio, cmd, data); |
---|
657 | |
---|
658 | switch (cmd) { |
---|
659 | case ROAR_VIO_CTL_GET_NAME: |
---|
660 | if ( data == NULL ) |
---|
661 | return -1; |
---|
662 | |
---|
663 | // dirty trick to get real name... |
---|
664 | if ( vio->read == roar_vio_re_read ) { |
---|
665 | *(char**)data = "re"; |
---|
666 | } else { |
---|
667 | *(char**)data = "pass"; |
---|
668 | } |
---|
669 | return 0; |
---|
670 | break; |
---|
671 | case ROAR_VIO_CTL_GET_NEXT: |
---|
672 | *(struct roar_vio_calls **)data = vio->inst; |
---|
673 | return 0; |
---|
674 | break; |
---|
675 | case ROAR_VIO_CTL_SET_NEXT: |
---|
676 | vio->inst = *(struct roar_vio_calls **)data; |
---|
677 | return 0; |
---|
678 | break; |
---|
679 | } |
---|
680 | |
---|
681 | return roar_vio_ctl((struct roar_vio_calls *) vio->inst, cmd, data); |
---|
682 | } |
---|
683 | |
---|
684 | int roar_vio_pass_close (struct roar_vio_calls * vio) { |
---|
685 | return roar_vio_close((struct roar_vio_calls *) vio->inst); |
---|
686 | } |
---|
687 | |
---|
688 | |
---|
689 | // re |
---|
690 | int roar_vio_open_re (struct roar_vio_calls * calls, struct roar_vio_calls * dst) { |
---|
691 | if ( roar_vio_open_pass(calls, dst) == -1 ) |
---|
692 | return -1; |
---|
693 | |
---|
694 | calls->read = roar_vio_re_read; |
---|
695 | calls->write = roar_vio_re_write; |
---|
696 | calls->lseek = roar_vio_re_lseek; |
---|
697 | |
---|
698 | return 0; |
---|
699 | } |
---|
700 | ssize_t roar_vio_re_read (struct roar_vio_calls * vio, void *buf, size_t count) { |
---|
701 | size_t len = 0; |
---|
702 | ssize_t r = -1; |
---|
703 | |
---|
704 | if ( vio == NULL ) |
---|
705 | return -1; |
---|
706 | |
---|
707 | if ( vio->inst == NULL ) |
---|
708 | return -1; |
---|
709 | |
---|
710 | errno = 0; |
---|
711 | |
---|
712 | while ( (r = roar_vio_read((struct roar_vio_calls *) vio->inst, buf, count)) > 0 ) { |
---|
713 | len += r; |
---|
714 | buf += r; |
---|
715 | count -= r; |
---|
716 | if ( count == 0 ) |
---|
717 | break; |
---|
718 | } |
---|
719 | |
---|
720 | if ( len == 0 && r == -1 ) |
---|
721 | return -1; |
---|
722 | |
---|
723 | return len; |
---|
724 | } |
---|
725 | |
---|
726 | ssize_t roar_vio_re_write(struct roar_vio_calls * vio, void *buf, size_t count) { |
---|
727 | size_t len = 0; |
---|
728 | ssize_t r = -1; |
---|
729 | |
---|
730 | if ( vio == NULL ) |
---|
731 | return -1; |
---|
732 | |
---|
733 | if ( vio->inst == NULL ) |
---|
734 | return -1; |
---|
735 | |
---|
736 | errno = 0; |
---|
737 | |
---|
738 | while ( (r = roar_vio_write((struct roar_vio_calls *) vio->inst, buf, count)) > 0 ) { |
---|
739 | len += r; |
---|
740 | buf += r; |
---|
741 | count -= r; |
---|
742 | if ( count == 0 ) |
---|
743 | break; |
---|
744 | } |
---|
745 | |
---|
746 | if ( len == 0 && r == -1 ) |
---|
747 | return -1; |
---|
748 | |
---|
749 | return len; |
---|
750 | } |
---|
751 | |
---|
752 | // TODO: we should do a some more intelgent thing here. |
---|
753 | off_t roar_vio_re_lseek(struct roar_vio_calls * vio, off_t offset, int whence) { |
---|
754 | return roar_vio_lseek((struct roar_vio_calls *) vio->inst, offset, whence); |
---|
755 | } |
---|
756 | |
---|
757 | //ll |
---|