[590] | 1 | //vio.c: |
---|
| 2 | |
---|
[690] | 3 | /* |
---|
[4708] | 4 | * Copyright (C) Philipp 'ph3-der-loewe' Schafft - 2008-2011 |
---|
[690] | 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 |
---|
[3517] | 21 | * the Free Software Foundation, 51 Franklin Street, Fifth Floor, |
---|
| 22 | * Boston, MA 02110-1301, USA. |
---|
[690] | 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 | |
---|
[5109] | 36 | #define _LIBROAR_NOATTR_TO_STATIC /* ignore warnings for TO_STATIC functions */ |
---|
[590] | 37 | #include "libroar.h" |
---|
[3895] | 38 | |
---|
| 39 | #ifdef ROAR_HAVE_H_SYS_IOCTL |
---|
[3852] | 40 | #include <sys/ioctl.h> |
---|
[3895] | 41 | #endif |
---|
[590] | 42 | |
---|
[1474] | 43 | #ifdef ROAR_HAVE_IO_POSIX |
---|
| 44 | #define _CAN_OPERATE |
---|
| 45 | #endif |
---|
| 46 | |
---|
[591] | 47 | int roar_vio_init_calls (struct roar_vio_calls * calls) { |
---|
[4963] | 48 | roar_debug_warn_obsolete("roar_vio_init_calls", "roar_vio_clear_calls", NULL); |
---|
| 49 | |
---|
[1474] | 50 | #ifdef _CAN_OPERATE |
---|
[4873] | 51 | if ( calls == NULL ) { |
---|
| 52 | roar_err_set(ROAR_ERROR_FAULT); |
---|
[591] | 53 | return -1; |
---|
[4873] | 54 | } |
---|
[591] | 55 | |
---|
| 56 | memset((void*)calls, 0, sizeof(struct roar_vio_calls)); |
---|
| 57 | |
---|
[1118] | 58 | calls->read = roar_vio_basic_read; |
---|
| 59 | calls->write = roar_vio_basic_write; |
---|
| 60 | calls->lseek = roar_vio_basic_lseek; |
---|
| 61 | calls->sync = roar_vio_basic_sync; |
---|
[1505] | 62 | calls->ctl = roar_vio_basic_ctl; |
---|
[1241] | 63 | calls->close = roar_vio_basic_close; |
---|
[881] | 64 | |
---|
| 65 | return 0; |
---|
[1474] | 66 | #else |
---|
| 67 | return -1; |
---|
| 68 | #endif |
---|
[881] | 69 | } |
---|
| 70 | |
---|
[4963] | 71 | int roar_vio_clear_calls (struct roar_vio_calls * calls) { |
---|
| 72 | if ( calls == NULL ) { |
---|
| 73 | roar_err_set(ROAR_ERROR_FAULT); |
---|
| 74 | return -1; |
---|
| 75 | } |
---|
| 76 | |
---|
| 77 | memset((void*)calls, 0, sizeof(struct roar_vio_calls)); |
---|
| 78 | |
---|
| 79 | return 0; |
---|
| 80 | } |
---|
| 81 | |
---|
[881] | 82 | int roar_vio_set_inst (struct roar_vio_calls * vio, void * inst) { |
---|
[4873] | 83 | if ( vio == NULL ) { |
---|
| 84 | roar_err_set(ROAR_ERROR_FAULT); |
---|
[881] | 85 | return -1; |
---|
[4873] | 86 | } |
---|
[881] | 87 | |
---|
| 88 | vio->inst = inst; |
---|
[591] | 89 | |
---|
| 90 | return 0; |
---|
| 91 | } |
---|
| 92 | |
---|
[881] | 93 | int roar_vio_set_fh (struct roar_vio_calls * vio, int fh) { |
---|
[989] | 94 | return roar_vio_set_inst(vio, (void*)(ROAR_INSTINT)(fh + 1)); |
---|
[881] | 95 | } |
---|
| 96 | |
---|
| 97 | int roar_vio_get_fh (struct roar_vio_calls * vio) { |
---|
[4873] | 98 | if ( vio == NULL ) { |
---|
| 99 | roar_err_set(ROAR_ERROR_FAULT); |
---|
[881] | 100 | return -1; |
---|
[4873] | 101 | } |
---|
[881] | 102 | |
---|
[989] | 103 | return ((int)(ROAR_INSTINT)vio->inst) - 1; |
---|
[881] | 104 | } |
---|
| 105 | |
---|
| 106 | |
---|
| 107 | ssize_t roar_vio_read (struct roar_vio_calls * vio, void *buf, size_t count) { |
---|
[4873] | 108 | ssize_t ret; |
---|
| 109 | |
---|
[1319] | 110 | ROAR_DBG("roar_vio_read(vio=%p, buf=%p, count=%u) = ?", vio, buf, (unsigned int)count); |
---|
| 111 | |
---|
[4873] | 112 | if ( vio == NULL ) { |
---|
| 113 | roar_err_set(ROAR_ERROR_FAULT); |
---|
[881] | 114 | return -1; |
---|
[4873] | 115 | } |
---|
[881] | 116 | |
---|
[4873] | 117 | if ( vio->read == NULL ) { |
---|
| 118 | roar_err_set(ROAR_ERROR_NOSYS); |
---|
[881] | 119 | return -1; |
---|
[4873] | 120 | } |
---|
[881] | 121 | |
---|
[4873] | 122 | roar_err_clear_all(); |
---|
| 123 | ret = vio->read(vio, buf, count); |
---|
| 124 | roar_err_update(); |
---|
| 125 | |
---|
| 126 | return ret; |
---|
[881] | 127 | } |
---|
| 128 | |
---|
| 129 | ssize_t roar_vio_write(struct roar_vio_calls * vio, void *buf, size_t count) { |
---|
[4873] | 130 | ssize_t ret; |
---|
| 131 | |
---|
[3276] | 132 | ROAR_DBG("roar_vio_write(vio=%p, buf=%p, count=%u) = ?", vio, buf, (unsigned int)count); |
---|
| 133 | |
---|
[4873] | 134 | if ( vio == NULL ) { |
---|
| 135 | roar_err_set(ROAR_ERROR_FAULT); |
---|
[881] | 136 | return -1; |
---|
[4873] | 137 | } |
---|
[881] | 138 | |
---|
[4873] | 139 | if ( vio->write == NULL ) { |
---|
| 140 | roar_err_set(ROAR_ERROR_NOSYS); |
---|
[881] | 141 | return -1; |
---|
[4873] | 142 | } |
---|
[881] | 143 | |
---|
[4873] | 144 | roar_err_clear_all(); |
---|
| 145 | ret = vio->write(vio, buf, count); |
---|
| 146 | roar_err_update(); |
---|
| 147 | |
---|
| 148 | return ret; |
---|
[881] | 149 | } |
---|
| 150 | |
---|
[5278] | 151 | roar_off_t roar_vio_lseek(struct roar_vio_calls * vio, roar_off_t offset, int whence) { |
---|
| 152 | roar_off_t ret; |
---|
[4873] | 153 | |
---|
[5278] | 154 | ROAR_DBG("roar_vio_lseek(vio=%p, offset=%li, whence=%i) = ?", vio, (long int)offset, whence); |
---|
[3276] | 155 | |
---|
[4873] | 156 | if ( vio == NULL ) { |
---|
| 157 | roar_err_set(ROAR_ERROR_FAULT); |
---|
[881] | 158 | return -1; |
---|
[4873] | 159 | } |
---|
[881] | 160 | |
---|
[4873] | 161 | if ( vio->lseek == NULL ) { |
---|
| 162 | roar_err_set(ROAR_ERROR_NOSYS); |
---|
[881] | 163 | return -1; |
---|
[4873] | 164 | } |
---|
[881] | 165 | |
---|
[4873] | 166 | roar_err_clear_all(); |
---|
| 167 | ret = vio->lseek(vio, offset, whence); |
---|
| 168 | roar_err_update(); |
---|
| 169 | |
---|
| 170 | return ret; |
---|
[881] | 171 | } |
---|
| 172 | |
---|
[1118] | 173 | int roar_vio_nonblock(struct roar_vio_calls * vio, int state) { |
---|
[3276] | 174 | ROAR_DBG("roar_vio_nonblock(vio=%p, state=%i) = ?", vio, state); |
---|
| 175 | |
---|
[4873] | 176 | if ( vio == NULL ) { |
---|
| 177 | roar_err_set(ROAR_ERROR_FAULT); |
---|
[1118] | 178 | return -1; |
---|
[4873] | 179 | } |
---|
[1118] | 180 | |
---|
[5276] | 181 | return roar_vio_ctl(vio, ROAR_VIO_CTL_NONBLOCK, &state); |
---|
[1118] | 182 | } |
---|
| 183 | |
---|
| 184 | int roar_vio_sync (struct roar_vio_calls * vio) { |
---|
[4873] | 185 | int ret; |
---|
| 186 | |
---|
[3276] | 187 | ROAR_DBG("roar_vio_sync(vio=%p) = ?", vio); |
---|
| 188 | |
---|
[4873] | 189 | if ( vio == NULL ) { |
---|
| 190 | roar_err_set(ROAR_ERROR_FAULT); |
---|
[1118] | 191 | return -1; |
---|
[4873] | 192 | } |
---|
[1118] | 193 | |
---|
[4873] | 194 | if ( vio->sync == NULL ) { |
---|
| 195 | roar_err_set(ROAR_ERROR_NOSYS); |
---|
[1118] | 196 | return -1; |
---|
[4873] | 197 | } |
---|
[1118] | 198 | |
---|
[4873] | 199 | roar_err_clear_all(); |
---|
| 200 | ret = vio->sync(vio); |
---|
| 201 | roar_err_update(); |
---|
| 202 | |
---|
| 203 | return ret; |
---|
[1118] | 204 | } |
---|
| 205 | |
---|
[5278] | 206 | int roar_vio_ctl (struct roar_vio_calls * vio, roar_vio_ctl_t cmd, void * data) { |
---|
[4873] | 207 | int ret; |
---|
| 208 | |
---|
[3276] | 209 | ROAR_DBG("roar_vio_ctl(vio=%p, cmd=%i, data=%p) = ?", vio, cmd, data); |
---|
| 210 | |
---|
[4873] | 211 | if ( vio == NULL ) { |
---|
| 212 | roar_err_set(ROAR_ERROR_FAULT); |
---|
[1140] | 213 | return -1; |
---|
[4873] | 214 | } |
---|
[1140] | 215 | |
---|
[1615] | 216 | ROAR_DBG("roar_vio_ctl(vio=%p, cmd=0x%.8x, data=%p): vio->ctl=%p", vio, cmd, data, vio->ctl); |
---|
| 217 | |
---|
[4831] | 218 | switch (cmd) { |
---|
| 219 | case ROAR_VIO_CTL_CONFLICTING_ID_0: |
---|
| 220 | case ROAR_VIO_CTL_CONFLICTING_ID_1: |
---|
| 221 | 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); |
---|
| 222 | 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); |
---|
| 223 | ROAR_DBG("roar_vio_ctl(vio=%p, cmd=0x%.8x, data=%p) = -1", vio, cmd, data); |
---|
[4873] | 224 | roar_err_set(ROAR_ERROR_BADRQC); |
---|
[4831] | 225 | return -1; |
---|
| 226 | break; |
---|
| 227 | } |
---|
| 228 | |
---|
[4873] | 229 | if ( vio->ctl == NULL ) { |
---|
| 230 | roar_err_set(ROAR_ERROR_NOSYS); |
---|
[1140] | 231 | return -1; |
---|
[4873] | 232 | } |
---|
[1140] | 233 | |
---|
[4873] | 234 | roar_err_clear_all(); |
---|
| 235 | ret = vio->ctl(vio, cmd, data); |
---|
| 236 | roar_err_update(); |
---|
| 237 | |
---|
| 238 | return ret; |
---|
[1140] | 239 | } |
---|
| 240 | |
---|
[1241] | 241 | int roar_vio_close (struct roar_vio_calls * vio) { |
---|
[4873] | 242 | int ret; |
---|
| 243 | |
---|
[3276] | 244 | ROAR_DBG("roar_vio_close(vio=%p) = ?", vio); |
---|
| 245 | |
---|
[4873] | 246 | if ( vio == NULL ) { |
---|
| 247 | roar_err_set(ROAR_ERROR_FAULT); |
---|
[1241] | 248 | return -1; |
---|
[4873] | 249 | } |
---|
[1241] | 250 | |
---|
[4873] | 251 | if ( vio->close == NULL ) { |
---|
| 252 | roar_err_set(ROAR_ERROR_NOSYS); |
---|
[1241] | 253 | return -1; |
---|
[4873] | 254 | } |
---|
[1241] | 255 | |
---|
[4873] | 256 | roar_err_clear_all(); |
---|
| 257 | ret = vio->close(vio); |
---|
| 258 | roar_err_update(); |
---|
| 259 | |
---|
| 260 | return ret; |
---|
[1241] | 261 | } |
---|
| 262 | |
---|
[3769] | 263 | // specal commands: |
---|
| 264 | int roar_vio_accept (struct roar_vio_calls * calls, struct roar_vio_calls * dst) { |
---|
[4873] | 265 | if (dst == NULL || calls == NULL) { |
---|
| 266 | roar_err_set(ROAR_ERROR_FAULT); |
---|
[3769] | 267 | return -1; |
---|
[4873] | 268 | } |
---|
[3769] | 269 | |
---|
| 270 | return roar_vio_ctl(dst, ROAR_VIO_CTL_ACCEPT, calls); |
---|
| 271 | } |
---|
| 272 | |
---|
[3796] | 273 | int roar_vio_shutdown(struct roar_vio_calls * vio, int how) { |
---|
[4968] | 274 | if (vio == NULL) { |
---|
| 275 | roar_err_set(ROAR_ERROR_FAULT); |
---|
| 276 | return -1; |
---|
| 277 | } |
---|
| 278 | |
---|
| 279 | if ( ( (how | ROAR_VIO_SHUTDOWN_READ|ROAR_VIO_SHUTDOWN_WRITE|ROAR_VIO_SHUTDOWN_LISTEN) - |
---|
| 280 | (ROAR_VIO_SHUTDOWN_READ|ROAR_VIO_SHUTDOWN_WRITE|ROAR_VIO_SHUTDOWN_LISTEN) ) != 0 ) { |
---|
| 281 | roar_err_set(ROAR_ERROR_INVAL); |
---|
| 282 | return -1; |
---|
| 283 | } |
---|
| 284 | |
---|
[3796] | 285 | return roar_vio_ctl(vio, ROAR_VIO_CTL_SHUTDOWN, &how); |
---|
| 286 | } |
---|
| 287 | |
---|
[1252] | 288 | // converters: |
---|
[5242] | 289 | int roar_vio_open_file (struct roar_vio_calls * calls, const char * filename, int flags, mode_t mode) { |
---|
[5253] | 290 | struct roar_vio_defaults def; |
---|
[1252] | 291 | |
---|
[4873] | 292 | roar_debug_warn_obsolete("roar_vio_open_file", "roar_vio_open_dstr", NULL); |
---|
| 293 | |
---|
[5253] | 294 | if ( roar_vio_dstr_init_defaults(&def, ROAR_VIO_DEF_TYPE_FILE, flags, mode) == -1 ) |
---|
[1252] | 295 | return -1; |
---|
[1762] | 296 | |
---|
[5253] | 297 | def.d.file = filename; |
---|
[1252] | 298 | |
---|
[5253] | 299 | return roar_vio_open_default(calls, &def, NULL); |
---|
[1252] | 300 | } |
---|
| 301 | |
---|
| 302 | int roar_vio_open_fh (struct roar_vio_calls * calls, int fh) { |
---|
[4968] | 303 | if ( calls == NULL ) { |
---|
| 304 | roar_err_set(ROAR_ERROR_FAULT); |
---|
[1252] | 305 | return -1; |
---|
[4968] | 306 | } |
---|
[1252] | 307 | |
---|
[4963] | 308 | roar_libroar_nowarn(); |
---|
| 309 | if ( roar_vio_init_calls(calls) == -1 ) { |
---|
| 310 | roar_libroar_warn(); |
---|
[1252] | 311 | return -1; |
---|
[4963] | 312 | } |
---|
| 313 | roar_libroar_warn(); |
---|
[1252] | 314 | |
---|
| 315 | return roar_vio_set_fh(calls, fh); |
---|
| 316 | } |
---|
| 317 | |
---|
[1290] | 318 | int roar_vio_open_fh_socket(struct roar_vio_calls * calls, int fh) { |
---|
[4968] | 319 | if ( calls == NULL ) { |
---|
| 320 | roar_err_set(ROAR_ERROR_FAULT); |
---|
[1290] | 321 | return -1; |
---|
[4968] | 322 | } |
---|
[1290] | 323 | |
---|
[1666] | 324 | if ( roar_vio_open_fh(calls, fh) == -1 ) |
---|
| 325 | return -1; |
---|
| 326 | |
---|
[1760] | 327 | #ifdef ROAR_TARGET_WIN32 |
---|
| 328 | calls->read = roar_vio_winsock_read; |
---|
| 329 | calls->write = roar_vio_winsock_write; |
---|
| 330 | calls->sync = roar_vio_winsock_sync; |
---|
| 331 | calls->ctl = roar_vio_winsock_ctl; |
---|
| 332 | calls->close = roar_vio_winsock_close; |
---|
| 333 | #else |
---|
| 334 | calls->sync = roar_vio_null_sync; |
---|
| 335 | #endif |
---|
[1666] | 336 | |
---|
| 337 | return 0; |
---|
[1290] | 338 | } |
---|
| 339 | |
---|
[5260] | 340 | int roar_vio_open_socket (struct roar_vio_calls * calls, const char * host, int port) { |
---|
[1291] | 341 | int fh; |
---|
| 342 | |
---|
[4968] | 343 | if ( calls == NULL ) { |
---|
| 344 | roar_err_set(ROAR_ERROR_FAULT); |
---|
[1291] | 345 | return -1; |
---|
[4968] | 346 | } |
---|
[1291] | 347 | |
---|
| 348 | if ( (fh = roar_socket_connect(host, port)) == -1 ) |
---|
| 349 | return -1; |
---|
| 350 | |
---|
| 351 | return roar_vio_open_fh_socket(calls, fh); |
---|
| 352 | } |
---|
| 353 | |
---|
[5260] | 354 | int roar_vio_open_socket_listen(struct roar_vio_calls * calls, int type, const char * host, int port) { |
---|
[1291] | 355 | int fh; |
---|
| 356 | |
---|
[4968] | 357 | if ( calls == NULL ) { |
---|
| 358 | roar_err_set(ROAR_ERROR_FAULT); |
---|
[1291] | 359 | return -1; |
---|
[4968] | 360 | } |
---|
[1291] | 361 | |
---|
| 362 | if ( (fh = roar_socket_listen(type, host, port)) == -1 ) |
---|
| 363 | return -1; |
---|
| 364 | |
---|
| 365 | return roar_vio_open_fh_socket(calls, fh); |
---|
| 366 | } |
---|
| 367 | |
---|
[2841] | 368 | |
---|
[886] | 369 | // VIOs: |
---|
[881] | 370 | |
---|
[886] | 371 | // basic |
---|
[881] | 372 | ssize_t roar_vio_basic_read (struct roar_vio_calls * vio, void *buf, size_t count) { |
---|
[1474] | 373 | #ifdef _CAN_OPERATE |
---|
[881] | 374 | return read(roar_vio_get_fh(vio), buf, count); |
---|
[1474] | 375 | #else |
---|
[4968] | 376 | roar_err_set(ROAR_ERROR_NOSYS); |
---|
[1474] | 377 | return -1; |
---|
| 378 | #endif |
---|
[881] | 379 | } |
---|
| 380 | |
---|
| 381 | ssize_t roar_vio_basic_write(struct roar_vio_calls * vio, void *buf, size_t count) { |
---|
[1474] | 382 | #ifdef _CAN_OPERATE |
---|
[881] | 383 | return write(roar_vio_get_fh(vio), buf, count); |
---|
[1474] | 384 | #else |
---|
[4968] | 385 | roar_err_set(ROAR_ERROR_NOSYS); |
---|
[1474] | 386 | return -1; |
---|
| 387 | #endif |
---|
[881] | 388 | } |
---|
| 389 | |
---|
[5278] | 390 | roar_off_t roar_vio_basic_lseek(struct roar_vio_calls * vio, roar_off_t offset, int whence) { |
---|
[1474] | 391 | #ifdef _CAN_OPERATE |
---|
[881] | 392 | return lseek(roar_vio_get_fh(vio), offset, whence); |
---|
[1474] | 393 | #else |
---|
[4968] | 394 | roar_err_set(ROAR_ERROR_NOSYS); |
---|
[1474] | 395 | return -1; |
---|
| 396 | #endif |
---|
[881] | 397 | } |
---|
| 398 | |
---|
[1118] | 399 | int roar_vio_basic_sync (struct roar_vio_calls * vio) { |
---|
[1397] | 400 | #ifdef ROAR_FDATASYNC |
---|
[1171] | 401 | return ROAR_FDATASYNC(roar_vio_get_fh(vio)); |
---|
[1397] | 402 | #else |
---|
| 403 | return 0; |
---|
| 404 | #endif |
---|
[1118] | 405 | } |
---|
| 406 | |
---|
[5278] | 407 | int roar_vio_basic_ctl (struct roar_vio_calls * vio, roar_vio_ctl_t cmd, void * data) { |
---|
[3895] | 408 | #ifdef ROAR_HAVE_H_SYS_IOCTL |
---|
[3852] | 409 | struct roar_vio_sysio_ioctl * sysioctl; |
---|
[3895] | 410 | #endif |
---|
[4718] | 411 | #if defined(ROAR_HAVE_GETSOCKOPT) || defined(ROAR_HAVE_SETSOCKOPT) |
---|
| 412 | struct roar_vio_sysio_sockopt * syssockopt; |
---|
| 413 | #endif |
---|
[3796] | 414 | int tmp; |
---|
| 415 | int s_r = 0, s_w = 0; |
---|
[4705] | 416 | #if defined(ROAR_HAVE_GETSOCKNAME) || defined(ROAR_HAVE_GETPEERNAME) |
---|
| 417 | union { |
---|
| 418 | struct sockaddr sa; |
---|
| 419 | #if defined(ROAR_HAVE_IPV4) || defined(ROAR_HAVE_IPV6) |
---|
| 420 | struct sockaddr_in in; |
---|
| 421 | #endif |
---|
| 422 | #ifdef ROAR_HAVE_UNIX |
---|
| 423 | struct sockaddr_un un; |
---|
| 424 | #endif |
---|
| 425 | #ifdef ROAR_HAVE_LIBDNET |
---|
| 426 | struct sockaddr_dn dn; |
---|
| 427 | #endif |
---|
| 428 | #ifdef ROAR_HAVE_IPV6 |
---|
| 429 | struct sockaddr_in6 in6; |
---|
| 430 | #endif |
---|
| 431 | #ifdef ROAR_HAVE_IPX |
---|
| 432 | struct sockaddr_ipx ipx; |
---|
| 433 | #endif |
---|
| 434 | } sockaddr; |
---|
| 435 | socklen_t socklen; |
---|
| 436 | struct roar_sockname * rsockname; |
---|
| 437 | #endif |
---|
[1505] | 438 | |
---|
[4968] | 439 | if ( vio == NULL ) { |
---|
| 440 | roar_err_set(ROAR_ERROR_FAULT); |
---|
[1505] | 441 | return -1; |
---|
[4968] | 442 | } |
---|
| 443 | |
---|
| 444 | if ( cmd == -1 ) { |
---|
| 445 | roar_err_set(ROAR_ERROR_INVAL); |
---|
| 446 | return -1; |
---|
| 447 | } |
---|
[1505] | 448 | |
---|
[1615] | 449 | ROAR_DBG("roar_vio_basic_ctl(vio=%p, cmd=0x%.8x, data=%p) = ?", vio, cmd, data); |
---|
| 450 | |
---|
[1505] | 451 | switch (cmd) { |
---|
[3795] | 452 | case ROAR_VIO_CTL_GET_NAME: |
---|
[4968] | 453 | if ( data == NULL ) { |
---|
| 454 | roar_err_set(ROAR_ERROR_FAULT); |
---|
[3795] | 455 | return -1; |
---|
[4968] | 456 | } |
---|
[3795] | 457 | |
---|
| 458 | *(char**)data = "basic"; |
---|
| 459 | return 0; |
---|
| 460 | break; |
---|
[1505] | 461 | case ROAR_VIO_CTL_GET_FH: |
---|
| 462 | case ROAR_VIO_CTL_GET_READ_FH: |
---|
| 463 | case ROAR_VIO_CTL_GET_WRITE_FH: |
---|
[3436] | 464 | case ROAR_VIO_CTL_GET_SELECT_FH: |
---|
| 465 | case ROAR_VIO_CTL_GET_SELECT_READ_FH: |
---|
| 466 | case ROAR_VIO_CTL_GET_SELECT_WRITE_FH: |
---|
[1615] | 467 | 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)); |
---|
[1505] | 468 | *(int*)data = roar_vio_get_fh(vio); |
---|
| 469 | return 0; |
---|
| 470 | break; |
---|
[2054] | 471 | case ROAR_VIO_CTL_SET_NOSYNC: |
---|
| 472 | vio->sync = NULL; |
---|
| 473 | return 0; |
---|
| 474 | break; |
---|
[3769] | 475 | case ROAR_VIO_CTL_ACCEPT: |
---|
[3898] | 476 | tmp = ROAR_ACCEPT(roar_vio_get_fh(vio), NULL, 0); |
---|
[3796] | 477 | if ( tmp == -1 ) |
---|
[3769] | 478 | return -1; |
---|
| 479 | |
---|
| 480 | // most proably a socket. |
---|
[3796] | 481 | if ( roar_vio_open_fh_socket(data, tmp) == -1 ) { |
---|
[3769] | 482 | #ifdef ROAR_TARGET_WIN32 |
---|
[3796] | 483 | closesocket(tmp); |
---|
[3769] | 484 | #else |
---|
[3796] | 485 | close(tmp); |
---|
[3769] | 486 | #endif |
---|
| 487 | return -1; |
---|
| 488 | } |
---|
| 489 | |
---|
| 490 | return 0; |
---|
| 491 | break; |
---|
[3796] | 492 | case ROAR_VIO_CTL_SHUTDOWN: |
---|
| 493 | tmp = *(int*)data; |
---|
| 494 | |
---|
| 495 | if ( tmp & ROAR_VIO_SHUTDOWN_READ ) { |
---|
| 496 | s_r = 1; |
---|
| 497 | tmp -= ROAR_VIO_SHUTDOWN_READ; |
---|
| 498 | } |
---|
| 499 | |
---|
| 500 | if ( tmp & ROAR_VIO_SHUTDOWN_WRITE ) { |
---|
| 501 | s_w = 1; |
---|
| 502 | tmp -= ROAR_VIO_SHUTDOWN_WRITE; |
---|
| 503 | } |
---|
| 504 | |
---|
[4968] | 505 | if ( tmp != 0 ) { /* we currently only support R and W shutdowns */ |
---|
| 506 | roar_err_set(ROAR_ERROR_NOTSUP); |
---|
[3796] | 507 | return -1; |
---|
[4968] | 508 | } |
---|
[3796] | 509 | |
---|
| 510 | if ( s_r && s_w ) { |
---|
| 511 | tmp = SHUT_RDWR; |
---|
| 512 | } else if ( s_r ) { |
---|
| 513 | tmp = SHUT_RD; |
---|
| 514 | } else if ( s_w ) { |
---|
| 515 | tmp = SHUT_WR; |
---|
| 516 | } else { |
---|
| 517 | return 0; // nothing to do. |
---|
| 518 | } |
---|
| 519 | |
---|
[3858] | 520 | return ROAR_SHUTDOWN(roar_vio_get_fh(vio), tmp); |
---|
[3796] | 521 | break; |
---|
[4705] | 522 | #if defined(ROAR_HAVE_GETSOCKNAME) || defined(ROAR_HAVE_GETPEERNAME) |
---|
| 523 | case ROAR_VIO_CTL_GET_SOCKNAME: |
---|
| 524 | case ROAR_VIO_CTL_GET_PEERNAME: |
---|
[4968] | 525 | if ( data == NULL ) { |
---|
| 526 | roar_err_set(ROAR_ERROR_FAULT); |
---|
[4705] | 527 | return -1; |
---|
[4968] | 528 | } |
---|
[4705] | 529 | |
---|
| 530 | rsockname = data; |
---|
| 531 | |
---|
| 532 | socklen = sizeof(sockaddr); |
---|
| 533 | |
---|
| 534 | if ( cmd == ROAR_VIO_CTL_GET_SOCKNAME ) { |
---|
| 535 | #ifdef ROAR_HAVE_GETSOCKNAME |
---|
| 536 | tmp = getsockname(roar_vio_get_fh(vio), &(sockaddr.sa), &socklen); |
---|
| 537 | #else |
---|
[4968] | 538 | roar_err_set(ROAR_ERROR_NOSYS); |
---|
[4705] | 539 | return -1; |
---|
| 540 | #endif |
---|
| 541 | } else if ( cmd == ROAR_VIO_CTL_GET_PEERNAME ) { |
---|
| 542 | #ifdef ROAR_HAVE_GETPEERNAME |
---|
| 543 | tmp = getpeername(roar_vio_get_fh(vio), &(sockaddr.sa), &socklen); |
---|
| 544 | #else |
---|
[4968] | 545 | roar_err_set(ROAR_ERROR_NOSYS); |
---|
[4705] | 546 | return -1; |
---|
| 547 | #endif |
---|
| 548 | } else { |
---|
[4968] | 549 | // memory corruption: |
---|
[4973] | 550 | roar_panic(ROAR_FATAL_ERROR_MEMORY_CORRUPTION, NULL); |
---|
[4968] | 551 | roar_err_set(ROAR_ERROR_CHERNOBYL); |
---|
[4705] | 552 | return -1; |
---|
| 553 | } |
---|
| 554 | |
---|
| 555 | if ( tmp == -1 ) |
---|
| 556 | return -1; |
---|
| 557 | |
---|
| 558 | memset(rsockname, 0, sizeof(struct roar_sockname)); |
---|
| 559 | |
---|
| 560 | switch (sockaddr.sa.sa_family) { |
---|
[4730] | 561 | #if defined(AF_UNIX) && defined(ROAR_HAVE_UNIX) |
---|
[4705] | 562 | case AF_UNIX: |
---|
| 563 | rsockname->type = ROAR_SOCKET_TYPE_UNIX; |
---|
| 564 | if ( sockaddr.un.sun_path[0] == 0 ) { |
---|
| 565 | rsockname->addr = roar_mm_malloc(sizeof(sockaddr.un.sun_path)); |
---|
| 566 | if ( rsockname->addr == NULL ) |
---|
| 567 | return -1; |
---|
| 568 | memcpy(rsockname->addr, sockaddr.un.sun_path, sizeof(sockaddr.un.sun_path)); |
---|
| 569 | } else { |
---|
| 570 | rsockname->addr = roar_mm_strdup(sockaddr.un.sun_path); |
---|
| 571 | } |
---|
| 572 | break; |
---|
| 573 | #endif |
---|
[4730] | 574 | #if defined(AF_DECnet) && defined(ROAR_HAVE_LIBDNET) |
---|
[4705] | 575 | case AF_DECnet: |
---|
| 576 | rsockname->type = ROAR_SOCKET_TYPE_DECNET; |
---|
| 577 | |
---|
[4968] | 578 | if ( sockaddr.dn.sdn_add.a_len != 2 ) { |
---|
| 579 | roar_err_set(ROAR_ERROR_NOTSUP); |
---|
[4705] | 580 | return -1; |
---|
[4968] | 581 | } |
---|
[4705] | 582 | |
---|
| 583 | rsockname->addr = roar_mm_malloc(28); |
---|
| 584 | if ( rsockname->addr == NULL ) |
---|
| 585 | return -1; |
---|
| 586 | |
---|
| 587 | snprintf(rsockname->addr, 28, "%i.%i::", |
---|
| 588 | sockaddr.dn.sdn_add.a_addr[1] >> 2, |
---|
| 589 | sockaddr.dn.sdn_add.a_addr[0] + ((sockaddr.dn.sdn_add.a_addr[1] & 0x03) << 8)); |
---|
| 590 | |
---|
| 591 | rsockname->port = sockaddr.dn.sdn_objnum; |
---|
| 592 | if ( sockaddr.dn.sdn_objnum == 0 ) { |
---|
| 593 | tmp = strlen(rsockname->addr); |
---|
| 594 | memcpy(rsockname->addr + tmp, sockaddr.dn.sdn_objname, sockaddr.dn.sdn_objnamel); |
---|
| 595 | rsockname->addr[tmp + sockaddr.dn.sdn_objnamel] = 0; |
---|
| 596 | } |
---|
| 597 | break; |
---|
| 598 | #endif |
---|
[4730] | 599 | #if defined(AF_INET) && (defined(ROAR_HAVE_IPV4) || defined(ROAR_HAVE_IPV6)) |
---|
[4705] | 600 | case AF_INET: |
---|
| 601 | rsockname->type = ROAR_SOCKET_TYPE_INET; |
---|
| 602 | rsockname->port = ntohs(sockaddr.in.sin_port); |
---|
| 603 | rsockname->addr = roar_mm_strdup(inet_ntoa(sockaddr.in.sin_addr)); |
---|
| 604 | break; |
---|
| 605 | #endif |
---|
[4730] | 606 | #if defined(AF_INET6) && defined(ROAR_HAVE_IPV6) |
---|
[4705] | 607 | case AF_INET6: |
---|
| 608 | rsockname->type = ROAR_SOCKET_TYPE_INET6; |
---|
| 609 | rsockname->port = ntohs(sockaddr.in6.sin6_port); |
---|
| 610 | break; |
---|
| 611 | #endif |
---|
| 612 | default: |
---|
[4968] | 613 | roar_err_set(ROAR_ERROR_NOTSUP); |
---|
[4705] | 614 | return -1; |
---|
| 615 | } |
---|
| 616 | return 0; |
---|
| 617 | #endif |
---|
| 618 | break; |
---|
[3895] | 619 | #ifdef ROAR_HAVE_H_SYS_IOCTL |
---|
[3852] | 620 | case ROAR_VIO_CTL_SYSIO_IOCTL: |
---|
| 621 | sysioctl = data; |
---|
| 622 | return ioctl(roar_vio_get_fh(vio), sysioctl->cmd, sysioctl->argp); |
---|
| 623 | break; |
---|
[3895] | 624 | #endif |
---|
[4718] | 625 | #ifdef ROAR_HAVE_GETSOCKOPT |
---|
| 626 | case ROAR_VIO_CTL_GET_SYSIO_SOCKOPT: |
---|
| 627 | syssockopt = data; |
---|
| 628 | return getsockopt(roar_vio_get_fh(vio), syssockopt->level, syssockopt->optname, syssockopt->optval, &(syssockopt->optlen)); |
---|
| 629 | break; |
---|
| 630 | #endif |
---|
| 631 | #ifdef ROAR_HAVE_SETSOCKOPT |
---|
| 632 | case ROAR_VIO_CTL_SET_SYSIO_SOCKOPT: |
---|
| 633 | syssockopt = data; |
---|
| 634 | return setsockopt(roar_vio_get_fh(vio), syssockopt->level, syssockopt->optname, syssockopt->optval, syssockopt->optlen); |
---|
| 635 | break; |
---|
| 636 | #endif |
---|
[5276] | 637 | case ROAR_VIO_CTL_NONBLOCK: |
---|
| 638 | if ( roar_socket_nonblock(roar_vio_get_fh(vio), *(int*)data) == -1 ) |
---|
| 639 | return -1; |
---|
| 640 | |
---|
| 641 | if ( *(int*)data == ROAR_SOCKET_NONBLOCK ) |
---|
| 642 | return 0; |
---|
| 643 | |
---|
| 644 | roar_vio_sync(vio); |
---|
| 645 | return 0; |
---|
| 646 | break; |
---|
[1505] | 647 | } |
---|
| 648 | |
---|
[4873] | 649 | roar_err_set(ROAR_ERROR_BADRQC); |
---|
[1505] | 650 | return -1; |
---|
| 651 | } |
---|
| 652 | |
---|
[1241] | 653 | int roar_vio_basic_close (struct roar_vio_calls * vio) { |
---|
[1474] | 654 | #ifdef _CAN_OPERATE |
---|
[1336] | 655 | if ( roar_vio_get_fh(vio) != -1 ) |
---|
| 656 | return close(roar_vio_get_fh(vio)); |
---|
| 657 | |
---|
| 658 | return 0; |
---|
[1474] | 659 | #else |
---|
[4968] | 660 | roar_err_set(ROAR_ERROR_NOSYS); |
---|
[1474] | 661 | return -1; |
---|
| 662 | #endif |
---|
[1241] | 663 | } |
---|
| 664 | |
---|
[943] | 665 | // null |
---|
| 666 | ssize_t roar_vio_null_rw (struct roar_vio_calls * vio, void *buf, size_t count) { |
---|
[5270] | 667 | (void)count; |
---|
| 668 | |
---|
[4968] | 669 | if ( vio == NULL || buf == NULL ) { |
---|
| 670 | roar_err_set(ROAR_ERROR_FAULT); |
---|
[943] | 671 | return -1; |
---|
[4968] | 672 | } |
---|
[943] | 673 | |
---|
| 674 | return 0; |
---|
| 675 | } |
---|
| 676 | |
---|
[1665] | 677 | int roar_vio_null_sync (struct roar_vio_calls * vio) { |
---|
[5270] | 678 | (void)vio; |
---|
[1665] | 679 | return 0; |
---|
| 680 | } |
---|
| 681 | |
---|
[886] | 682 | // pass |
---|
[1247] | 683 | int roar_vio_open_pass (struct roar_vio_calls * calls, struct roar_vio_calls * dst) { |
---|
[4968] | 684 | if ( calls == NULL || dst == NULL ) { |
---|
| 685 | roar_err_set(ROAR_ERROR_FAULT); |
---|
[1247] | 686 | return -1; |
---|
[4968] | 687 | } |
---|
[1247] | 688 | |
---|
| 689 | memset((void*)calls, 0, sizeof(struct roar_vio_calls)); |
---|
| 690 | |
---|
| 691 | calls->read = roar_vio_pass_read; |
---|
| 692 | calls->write = roar_vio_pass_write; |
---|
| 693 | calls->lseek = roar_vio_pass_lseek; |
---|
| 694 | calls->sync = roar_vio_pass_sync; |
---|
[1615] | 695 | calls->ctl = roar_vio_pass_ctl; |
---|
[1247] | 696 | calls->close = roar_vio_pass_close; |
---|
| 697 | |
---|
| 698 | calls->inst = dst; |
---|
| 699 | |
---|
| 700 | return 0; |
---|
| 701 | } |
---|
| 702 | |
---|
[886] | 703 | ssize_t roar_vio_pass_read (struct roar_vio_calls * vio, void *buf, size_t count) { |
---|
| 704 | return roar_vio_read((struct roar_vio_calls *) vio->inst, buf, count); |
---|
| 705 | } |
---|
| 706 | |
---|
| 707 | ssize_t roar_vio_pass_write(struct roar_vio_calls * vio, void *buf, size_t count) { |
---|
| 708 | return roar_vio_write((struct roar_vio_calls *) vio->inst, buf, count); |
---|
| 709 | } |
---|
| 710 | |
---|
[5278] | 711 | roar_off_t roar_vio_pass_lseek(struct roar_vio_calls * vio, roar_off_t offset, int whence) { |
---|
[886] | 712 | return roar_vio_lseek((struct roar_vio_calls *) vio->inst, offset, whence); |
---|
| 713 | } |
---|
| 714 | |
---|
[1241] | 715 | int roar_vio_pass_sync (struct roar_vio_calls * vio) { |
---|
| 716 | return roar_vio_sync((struct roar_vio_calls *) vio->inst); |
---|
| 717 | } |
---|
| 718 | |
---|
[5278] | 719 | int roar_vio_pass_ctl (struct roar_vio_calls * vio, roar_vio_ctl_t cmd, void * data) { |
---|
[4968] | 720 | if (vio == NULL) { |
---|
| 721 | roar_err_set(ROAR_ERROR_FAULT); |
---|
[1505] | 722 | return -1; |
---|
[4968] | 723 | } |
---|
| 724 | |
---|
| 725 | if (cmd == -1) { |
---|
| 726 | roar_err_set(ROAR_ERROR_INVAL); |
---|
| 727 | return -1; |
---|
| 728 | } |
---|
[1505] | 729 | |
---|
[1615] | 730 | ROAR_DBG("roar_vio_pass_ctl(vio=%p, cmd=0x%.8x, data=%p) = ?", vio, cmd, data); |
---|
| 731 | |
---|
[1505] | 732 | switch (cmd) { |
---|
[3795] | 733 | case ROAR_VIO_CTL_GET_NAME: |
---|
[4968] | 734 | if ( data == NULL ) { |
---|
| 735 | roar_err_set(ROAR_ERROR_FAULT); |
---|
[3795] | 736 | return -1; |
---|
[4968] | 737 | } |
---|
[3795] | 738 | |
---|
[4829] | 739 | // dirty trick to get real name... |
---|
| 740 | if ( vio->read == roar_vio_re_read ) { |
---|
| 741 | *(char**)data = "re"; |
---|
| 742 | } else { |
---|
| 743 | *(char**)data = "pass"; |
---|
| 744 | } |
---|
[3795] | 745 | return 0; |
---|
| 746 | break; |
---|
[1505] | 747 | case ROAR_VIO_CTL_GET_NEXT: |
---|
| 748 | *(struct roar_vio_calls **)data = vio->inst; |
---|
| 749 | return 0; |
---|
| 750 | break; |
---|
| 751 | case ROAR_VIO_CTL_SET_NEXT: |
---|
| 752 | vio->inst = *(struct roar_vio_calls **)data; |
---|
| 753 | return 0; |
---|
| 754 | break; |
---|
| 755 | } |
---|
| 756 | |
---|
[1241] | 757 | return roar_vio_ctl((struct roar_vio_calls *) vio->inst, cmd, data); |
---|
| 758 | } |
---|
| 759 | |
---|
| 760 | int roar_vio_pass_close (struct roar_vio_calls * vio) { |
---|
| 761 | return roar_vio_close((struct roar_vio_calls *) vio->inst); |
---|
| 762 | } |
---|
| 763 | |
---|
[886] | 764 | |
---|
| 765 | // re |
---|
[1247] | 766 | int roar_vio_open_re (struct roar_vio_calls * calls, struct roar_vio_calls * dst) { |
---|
| 767 | if ( roar_vio_open_pass(calls, dst) == -1 ) |
---|
| 768 | return -1; |
---|
| 769 | |
---|
| 770 | calls->read = roar_vio_re_read; |
---|
| 771 | calls->write = roar_vio_re_write; |
---|
| 772 | calls->lseek = roar_vio_re_lseek; |
---|
| 773 | |
---|
| 774 | return 0; |
---|
| 775 | } |
---|
[886] | 776 | ssize_t roar_vio_re_read (struct roar_vio_calls * vio, void *buf, size_t count) { |
---|
| 777 | size_t len = 0; |
---|
| 778 | ssize_t r = -1; |
---|
| 779 | |
---|
[4968] | 780 | if ( vio == NULL ) { |
---|
| 781 | roar_err_set(ROAR_ERROR_FAULT); |
---|
[886] | 782 | return -1; |
---|
[4968] | 783 | } |
---|
[886] | 784 | |
---|
[4968] | 785 | if ( vio->inst == NULL ) { |
---|
| 786 | roar_err_set(ROAR_ERROR_FAULT); |
---|
[886] | 787 | return -1; |
---|
[4968] | 788 | } |
---|
[886] | 789 | |
---|
[4873] | 790 | roar_err_clear_all(); |
---|
[886] | 791 | |
---|
| 792 | while ( (r = roar_vio_read((struct roar_vio_calls *) vio->inst, buf, count)) > 0 ) { |
---|
| 793 | len += r; |
---|
| 794 | buf += r; |
---|
| 795 | count -= r; |
---|
| 796 | if ( count == 0 ) |
---|
| 797 | break; |
---|
| 798 | } |
---|
| 799 | |
---|
| 800 | if ( len == 0 && r == -1 ) |
---|
| 801 | return -1; |
---|
| 802 | |
---|
| 803 | return len; |
---|
| 804 | } |
---|
| 805 | |
---|
| 806 | ssize_t roar_vio_re_write(struct roar_vio_calls * vio, void *buf, size_t count) { |
---|
| 807 | size_t len = 0; |
---|
| 808 | ssize_t r = -1; |
---|
| 809 | |
---|
[4968] | 810 | if ( vio == NULL ) { |
---|
| 811 | roar_err_set(ROAR_ERROR_FAULT); |
---|
[886] | 812 | return -1; |
---|
[4968] | 813 | } |
---|
[886] | 814 | |
---|
[4968] | 815 | if ( vio->inst == NULL ) { |
---|
| 816 | roar_err_set(ROAR_ERROR_FAULT); |
---|
[886] | 817 | return -1; |
---|
[4968] | 818 | } |
---|
[886] | 819 | |
---|
[4873] | 820 | roar_err_clear_all(); |
---|
[886] | 821 | |
---|
| 822 | while ( (r = roar_vio_write((struct roar_vio_calls *) vio->inst, buf, count)) > 0 ) { |
---|
| 823 | len += r; |
---|
| 824 | buf += r; |
---|
| 825 | count -= r; |
---|
| 826 | if ( count == 0 ) |
---|
| 827 | break; |
---|
| 828 | } |
---|
| 829 | |
---|
| 830 | if ( len == 0 && r == -1 ) |
---|
| 831 | return -1; |
---|
| 832 | |
---|
| 833 | return len; |
---|
| 834 | } |
---|
| 835 | |
---|
[1247] | 836 | // TODO: we should do a some more intelgent thing here. |
---|
[5278] | 837 | roar_off_t roar_vio_re_lseek(struct roar_vio_calls * vio, roar_off_t offset, int whence) { |
---|
[886] | 838 | return roar_vio_lseek((struct roar_vio_calls *) vio->inst, offset, whence); |
---|
| 839 | } |
---|
| 840 | |
---|
[590] | 841 | //ll |
---|