[0] | 1 | //basic.c: |
---|
| 2 | |
---|
[690] | 3 | /* |
---|
[5823] | 4 | * Copyright (C) Philipp 'ph3-der-loewe' Schafft - 2008-2013 |
---|
[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 | |
---|
[0] | 36 | #include "libroar.h" |
---|
| 37 | |
---|
[5843] | 38 | enum mode { |
---|
| 39 | NORMAL = 0, |
---|
| 40 | SYSTEM = 1 |
---|
| 41 | }; |
---|
| 42 | |
---|
| 43 | static int _connect_server(struct roar_connection * con, const char * server, int type, int flags, uint_least32_t timeout); |
---|
| 44 | |
---|
[5895] | 45 | int __get_daemonimage(char ** daemonimage, enum mode * mode, const char * server) { |
---|
| 46 | const char * tmp = NULL; |
---|
| 47 | |
---|
[5843] | 48 | *daemonimage = NULL; |
---|
| 49 | *mode = NORMAL; |
---|
| 50 | |
---|
| 51 | if ( !!strncmp(server, "+fork", 5) ) { |
---|
| 52 | roar_err_set(ROAR_ERROR_INVAL); |
---|
| 53 | return -1; |
---|
| 54 | } |
---|
| 55 | |
---|
| 56 | server += 5; |
---|
| 57 | |
---|
| 58 | if ( server[0] == '=' ) { |
---|
| 59 | server++; |
---|
| 60 | |
---|
| 61 | if ( server[0] == 0 ) { |
---|
| 62 | // no special case, we just ignore it. |
---|
| 63 | } else if ( server[0] == 'd' && server[1] == ':' ) { |
---|
| 64 | server += 2; |
---|
[5895] | 65 | tmp = server; |
---|
[5843] | 66 | *mode = NORMAL; |
---|
| 67 | } else if ( server[0] == '!' ) { |
---|
| 68 | server += 1; |
---|
[5895] | 69 | tmp = server; |
---|
[5843] | 70 | *mode = SYSTEM; |
---|
| 71 | } else { |
---|
| 72 | roar_err_set(ROAR_ERROR_ILLSEQ); |
---|
| 73 | return -1; |
---|
| 74 | } |
---|
| 75 | } |
---|
| 76 | |
---|
[5895] | 77 | if ( tmp == NULL || *tmp == 0 ) |
---|
| 78 | tmp = roar_libroar_get_config()->daemonimage; |
---|
[5843] | 79 | |
---|
| 80 | // we keep this step to be compatible with older versions. |
---|
[5895] | 81 | if ( tmp == NULL || *tmp == 0 ) { |
---|
| 82 | tmp = roar_env_get("ROAR_DAEMONIMAGE"); |
---|
| 83 | if ( tmp != NULL ) { |
---|
[5843] | 84 | ROAR_WARN("__get_daemonimage(*): Usage of $ROAR_DAEMONIMAGE is obsolete. Use ROAR_OPTIONS=daemonimage:..."); |
---|
| 85 | } |
---|
| 86 | } |
---|
| 87 | |
---|
[5895] | 88 | if ( tmp != NULL && *tmp != 0 ) { |
---|
| 89 | *daemonimage = roar_mm_strdup(tmp); |
---|
| 90 | return 0; |
---|
| 91 | } |
---|
| 92 | |
---|
| 93 | *daemonimage = roar_libroar_get_path("bin-default-daemonimage", 0, NULL, NULL); |
---|
| 94 | if ( *daemonimage == NULL ) |
---|
| 95 | return -1; |
---|
[5843] | 96 | |
---|
| 97 | return 0; |
---|
| 98 | } |
---|
| 99 | |
---|
| 100 | #if defined(ROAR_TARGET_WIN32) |
---|
| 101 | #define NUM_TRIES 16 |
---|
| 102 | static int _start_server_win32(struct roar_connection * con, const char * server, int type, int flags, uint_least32_t timeout) { |
---|
| 103 | enum mode mode = NORMAL; |
---|
[5895] | 104 | char * daemonimage = NULL; |
---|
[5843] | 105 | char buf[64]; |
---|
| 106 | int port; |
---|
| 107 | size_t i; |
---|
| 108 | int fh; |
---|
| 109 | int ret; |
---|
[5897] | 110 | int err; |
---|
[5843] | 111 | |
---|
| 112 | if ( __get_daemonimage(&daemonimage, &mode, server) == -1 ) |
---|
| 113 | return -1; |
---|
| 114 | |
---|
| 115 | if ( mode != NORMAL ) { |
---|
[5895] | 116 | roar_mm_free(daemonimage); |
---|
[5843] | 117 | roar_err_set(ROAR_ERROR_NOSYS); |
---|
| 118 | return -1; |
---|
| 119 | } |
---|
| 120 | |
---|
| 121 | for (i = 0; i < NUM_TRIES; i++) { |
---|
| 122 | port = roar_random_uint16(); |
---|
[5848] | 123 | if ( port < 1025 ) /* it seems on some strange systems the magic border is at 1025 not 1024. */ |
---|
[5843] | 124 | continue; |
---|
| 125 | |
---|
| 126 | fh = roar_socket_connect(ROAR_SOCKET_TYPE_TCP, "localhost", port); |
---|
| 127 | if ( fh == -1 ) |
---|
| 128 | break; |
---|
| 129 | |
---|
| 130 | closesocket(fh); |
---|
| 131 | } |
---|
| 132 | |
---|
| 133 | if ( i == NUM_TRIES ) { |
---|
[5895] | 134 | roar_mm_free(daemonimage); |
---|
[5843] | 135 | roar_err_set(ROAR_ERROR_LOOP); |
---|
| 136 | return -1; |
---|
| 137 | } |
---|
| 138 | |
---|
| 139 | // port is the port to use. It seems to be 'free'. |
---|
| 140 | |
---|
| 141 | #if defined(_P_DETACH) |
---|
| 142 | #define MODE _P_DETACH |
---|
| 143 | #elif defined(_P_NOWAIT) |
---|
| 144 | #define MODE _P_NOWAIT |
---|
| 145 | #else |
---|
| 146 | #define MODE _P_NOWAITO |
---|
| 147 | #endif |
---|
| 148 | |
---|
| 149 | snprintf(buf, sizeof(buf), "%i", port); |
---|
[5844] | 150 | roar_err_clear_all(); |
---|
| 151 | if ( _spawnlp(MODE, daemonimage, daemonimage, "--tcp", "--bind", "localhost", "--port", buf, (const char*)NULL) < 0 ) { |
---|
| 152 | roar_err_update(); |
---|
| 153 | ROAR_ERR("_start_server_win32(server='%s', ...): Can not start server: %s: %s", server, daemonimage, roar_errorstring); |
---|
[5895] | 154 | err = roar_error; |
---|
| 155 | roar_mm_free(daemonimage); |
---|
| 156 | roar_error = err; |
---|
[5844] | 157 | return -1; |
---|
| 158 | } |
---|
[5843] | 159 | |
---|
[5895] | 160 | roar_mm_free(daemonimage); |
---|
| 161 | |
---|
[5843] | 162 | snprintf(buf, sizeof(buf), "localhost:%i", port); |
---|
| 163 | |
---|
| 164 | // give the daemon some time to come up: |
---|
| 165 | roar_usleep(25000); |
---|
| 166 | |
---|
| 167 | ret = -1; |
---|
| 168 | for (i = 0; ret == -1 && i < NUM_TRIES; i++) { |
---|
| 169 | ret = _connect_server(con, buf, type, flags, timeout); |
---|
| 170 | if ( ret == -1 && i < NUM_TRIES ) |
---|
| 171 | roar_sleep(1); |
---|
| 172 | } |
---|
| 173 | |
---|
| 174 | if ( ret == -1 ) |
---|
| 175 | return -1; |
---|
| 176 | |
---|
| 177 | con->flags |= ROAR_CON_FLAGS_TERMINATE; |
---|
| 178 | |
---|
| 179 | return 0; |
---|
| 180 | } |
---|
| 181 | #elif !defined(ROAR_TARGET_MICROCONTROLLER) |
---|
| 182 | static int _start_server_posix(struct roar_connection * con, const char * server, int type, int flags, uint_least32_t timeout) { |
---|
| 183 | enum mode mode = NORMAL; |
---|
[5895] | 184 | char * daemonimage = NULL; |
---|
[5369] | 185 | int socks[2]; |
---|
| 186 | int r; |
---|
| 187 | char fhstr[12]; |
---|
[5838] | 188 | size_t len; |
---|
[5895] | 189 | char * bin_sh; |
---|
| 190 | int err; |
---|
[5369] | 191 | |
---|
[5843] | 192 | if ( __get_daemonimage(&daemonimage, &mode, server) == -1 ) |
---|
| 193 | return -1; |
---|
[5369] | 194 | |
---|
[5838] | 195 | len = roar_mm_strlen(daemonimage) + 9; // 9 = '+fork=' + 'X:' + '\0' |
---|
| 196 | con->server_name = roar_mm_malloc(len); |
---|
| 197 | if ( con->server_name != NULL ) { |
---|
| 198 | snprintf(con->server_name, len, "+fork=%s%s", mode == NORMAL ? "d:" : "!", daemonimage); |
---|
| 199 | } |
---|
| 200 | |
---|
[5369] | 201 | if ( socketpair(AF_UNIX, SOCK_STREAM, 0, socks) == -1 ) { |
---|
| 202 | roar_err_from_errno(); |
---|
[5895] | 203 | err = roar_error; |
---|
| 204 | roar_mm_free(daemonimage); |
---|
| 205 | roar_error = err; |
---|
[5369] | 206 | return -1; |
---|
| 207 | } |
---|
| 208 | |
---|
[5373] | 209 | r = roar_fork(NULL); |
---|
[5369] | 210 | |
---|
| 211 | if ( r == -1 ) { // error! |
---|
[5373] | 212 | ROAR_ERR("_start_server(*): Can not fork: %s", roar_error2str(roar_error)); |
---|
[5895] | 213 | err = roar_error; |
---|
[5369] | 214 | close(socks[0]); |
---|
| 215 | close(socks[1]); |
---|
[5895] | 216 | roar_mm_free(daemonimage); |
---|
| 217 | roar_error = err; |
---|
[5369] | 218 | return -1; |
---|
| 219 | } else if ( r == 0 ) { // we are the child |
---|
[5619] | 220 | roar_watchdog_stop(); |
---|
| 221 | |
---|
[5369] | 222 | close(socks[0]); |
---|
| 223 | |
---|
| 224 | close(ROAR_STDIN ); // we do not want roard to have any standard input |
---|
| 225 | close(ROAR_STDOUT); // STDOUT is also not needed, so we close it, |
---|
| 226 | // but STDERR we keep open for error messages. |
---|
| 227 | |
---|
| 228 | snprintf(fhstr, sizeof(fhstr), "%i", socks[1]); |
---|
| 229 | |
---|
| 230 | switch (mode) { |
---|
| 231 | case NORMAL: |
---|
| 232 | execlp(daemonimage, daemonimage, "--no-listen", "--client-fh", fhstr, (_LIBROAR_GOOD_CAST char*)NULL); |
---|
| 233 | break; |
---|
| 234 | case SYSTEM: |
---|
| 235 | dup2(socks[1], ROAR_STDIN ); |
---|
| 236 | dup2(socks[1], ROAR_STDOUT); |
---|
[5895] | 237 | bin_sh = roar_libroar_get_path("bin-sh", 0, NULL, NULL); |
---|
| 238 | if ( bin_sh != NULL ) { |
---|
| 239 | execl(bin_sh, bin_sh, "-c", daemonimage, (_LIBROAR_GOOD_CAST char*)NULL); |
---|
| 240 | roar_mm_free(bin_sh); |
---|
| 241 | } |
---|
[5369] | 242 | execlp("sh", "sh", "-c", daemonimage, (_LIBROAR_GOOD_CAST char*)NULL); |
---|
| 243 | break; |
---|
| 244 | } |
---|
| 245 | |
---|
[5895] | 246 | roar_mm_free(daemonimage); |
---|
| 247 | |
---|
[5369] | 248 | // we are still alive? |
---|
[5373] | 249 | ROAR_ERR("_start_server(*): alive after exec(), that's bad!"); |
---|
[5619] | 250 | ROAR_U_EXIT(1); |
---|
[5369] | 251 | } else { // we are the parent |
---|
| 252 | close(socks[1]); |
---|
[5895] | 253 | roar_mm_free(daemonimage); |
---|
[5369] | 254 | if ( roar_vio_open_fh_socket(con->viocon, socks[0]) == -1 ) { |
---|
| 255 | close(socks[0]); |
---|
| 256 | return -1; |
---|
| 257 | } else { |
---|
| 258 | con->flags |= ROAR_CON_FLAGS_VIO; |
---|
| 259 | } |
---|
| 260 | return 0; |
---|
| 261 | } |
---|
| 262 | |
---|
| 263 | return -1; |
---|
[5843] | 264 | } |
---|
| 265 | #endif |
---|
| 266 | |
---|
| 267 | static int _start_server(struct roar_connection * con, const char * server, int type, int flags, uint_least32_t timeout) { |
---|
| 268 | #if defined(ROAR_TARGET_WIN32) |
---|
[5847] | 269 | return _start_server_win32(con, server, type, flags, timeout); |
---|
[5843] | 270 | #elif !defined(ROAR_TARGET_MICROCONTROLLER) |
---|
| 271 | return _start_server_posix(con, server, type, flags, timeout); |
---|
[5369] | 272 | #else |
---|
[5843] | 273 | ROAR_ERR("_start_server(*): There is no UNIX Domain Socket, download a real OS."); |
---|
| 274 | roar_err_set(ROAR_ERROR_NOSYS); |
---|
[5369] | 275 | return -1; |
---|
| 276 | #endif |
---|
| 277 | } |
---|
| 278 | |
---|
[5373] | 279 | static int _connect_internal(struct roar_connection * con, const char * server, int type, int flags, uint_least32_t timeout) { |
---|
| 280 | struct roar_libroar_config * config = roar_libroar_get_config(); |
---|
| 281 | struct roar_vio_calls * vio; |
---|
| 282 | |
---|
| 283 | if ( config->connect_internal != NULL ) { |
---|
| 284 | vio = config->connect_internal(con, server, type, flags, timeout); |
---|
| 285 | if ( vio == NULL ) |
---|
| 286 | return -1; |
---|
| 287 | |
---|
| 288 | con->viocon = vio; |
---|
| 289 | con->flags |= ROAR_CON_FLAGS_VIO; |
---|
| 290 | |
---|
| 291 | return 0; |
---|
| 292 | } |
---|
| 293 | |
---|
| 294 | roar_err_set(ROAR_ERROR_BADHOST); |
---|
| 295 | return -1; |
---|
| 296 | } |
---|
| 297 | |
---|
[5368] | 298 | static int _connect_server(struct roar_connection * con, const char * server, int type, int flags, uint_least32_t timeout) { |
---|
| 299 | #if defined(ROAR_HAVE_STAT) && defined(ROAR_HAVE_H_SYS_STAT) |
---|
| 300 | struct stat sockstat; |
---|
| 301 | #endif |
---|
| 302 | const char * obj = NULL; |
---|
| 303 | char user_sock[128]; |
---|
| 304 | int is_decnet = 0; |
---|
| 305 | int port = 0; |
---|
| 306 | int i = 0; |
---|
| 307 | int fh = -1; |
---|
| 308 | int err; |
---|
[5838] | 309 | int ret; |
---|
[5368] | 310 | |
---|
| 311 | if ( con == NULL || server == NULL ) { |
---|
| 312 | roar_err_set(ROAR_ERROR_FAULT); |
---|
| 313 | return -1; |
---|
| 314 | } |
---|
| 315 | |
---|
| 316 | if ( !strcmp(server, "+invalid") ) { |
---|
| 317 | roar_err_set(ROAR_ERROR_CANCELED); |
---|
| 318 | return -1; |
---|
| 319 | } else if ( !strncmp(server, "+dstr=", 6) ) { |
---|
| 320 | if ( roar_vio_open_dstr_simple(con->viocon, server+6, ROAR_VIOF_READWRITE) == -1 ) |
---|
| 321 | return -1; |
---|
| 322 | con->flags |= ROAR_CON_FLAGS_VIO; |
---|
[5838] | 323 | con->server_name = roar_mm_strdup(server); |
---|
[5368] | 324 | return 0; |
---|
[5369] | 325 | } else if ( !strcmp(server, "+fork") || !strncmp(server, "+fork=", 6) ) { |
---|
[5847] | 326 | return _start_server(con, server, type, flags, timeout); |
---|
[5373] | 327 | } else if ( !strcmp(server, "+internal") || !strncmp(server, "+internal=", 10) ) { |
---|
[5838] | 328 | ret = _connect_internal(con, server, type, flags, timeout); |
---|
| 329 | if ( ret == 0 ) |
---|
| 330 | con->server_name = roar_mm_strdup(server); |
---|
| 331 | return ret; |
---|
[5368] | 332 | } |
---|
| 333 | |
---|
| 334 | strncpy(user_sock, server, sizeof(user_sock)-1); |
---|
| 335 | user_sock[sizeof(user_sock)-1] = 0; |
---|
| 336 | |
---|
| 337 | |
---|
| 338 | if ( *user_sock != '/' ) { // don't test AF_UNIX sockets for ports |
---|
| 339 | for (i = 0; user_sock[i] != 0; i++) { |
---|
| 340 | if ( user_sock[i] == ':' ) { |
---|
| 341 | if ( user_sock[i+1] == ':' ) { // DECnet, leave unchanged |
---|
| 342 | is_decnet = 1; |
---|
| 343 | obj = &user_sock[i+2]; |
---|
| 344 | break; |
---|
| 345 | } |
---|
| 346 | |
---|
| 347 | port = atoi(&(user_sock[i+1])); |
---|
| 348 | user_sock[i] = 0; |
---|
| 349 | break; |
---|
| 350 | } |
---|
| 351 | } |
---|
| 352 | } |
---|
| 353 | |
---|
| 354 | if ( is_decnet ) { |
---|
| 355 | if ( *user_sock == ':' ) { |
---|
| 356 | if ( roar_socket_get_local_nodename() != NULL ) { |
---|
| 357 | strncpy(user_sock, roar_socket_get_local_nodename(), sizeof(user_sock)-1); |
---|
| 358 | user_sock[sizeof(user_sock)-1] = 0; |
---|
| 359 | roar_mm_strlcat(user_sock, server, sizeof(user_sock)-1); |
---|
| 360 | user_sock[sizeof(user_sock)-1] = 0; |
---|
| 361 | obj = strstr(user_sock, "::"); |
---|
| 362 | obj += 2; |
---|
| 363 | } |
---|
| 364 | } |
---|
| 365 | |
---|
| 366 | if ( *obj == 0 ) { |
---|
| 367 | roar_mm_strlcat(user_sock, ROAR_DEFAULT_OBJECT, sizeof(user_sock)-1); |
---|
| 368 | user_sock[sizeof(user_sock)-1] = 0; |
---|
| 369 | } |
---|
[5838] | 370 | |
---|
| 371 | ROAR_DBG("roar_connect_raw(*): user_sock='%s'", user_sock); |
---|
[5368] | 372 | } |
---|
| 373 | |
---|
| 374 | if ( port || is_decnet ) { |
---|
[5375] | 375 | fh = roar_socket_connect(type, user_sock, port); |
---|
[5368] | 376 | // restore the original string |
---|
| 377 | user_sock[i] = ':'; |
---|
| 378 | } else { |
---|
| 379 | #if defined(ROAR_HAVE_STAT) && defined(ROAR_HAVE_H_SYS_STAT) |
---|
| 380 | if ( user_sock[0] == '/' ) { |
---|
| 381 | if ( stat(user_sock, &sockstat) == 0 ) { |
---|
| 382 | if ( S_ISCHR(sockstat.st_mode) ) { |
---|
[5406] | 383 | #ifdef O_NOCTTY |
---|
[5428] | 384 | fh = open(user_sock, O_RDWR|O_NOCTTY, 0666); |
---|
[5406] | 385 | #else |
---|
[5428] | 386 | fh = open(user_sock, O_RDWR, 0666); |
---|
[5406] | 387 | #endif |
---|
[5368] | 388 | } |
---|
| 389 | } |
---|
| 390 | } |
---|
| 391 | #endif |
---|
[5428] | 392 | if ( fh == -1 ) |
---|
| 393 | fh = roar_socket_connect(type, user_sock, ROAR_DEFAULT_PORT); |
---|
[5368] | 394 | } |
---|
| 395 | |
---|
| 396 | if ( fh == -1 ) |
---|
| 397 | return -1; |
---|
| 398 | |
---|
| 399 | if ( roar_vio_open_fh_socket(con->viocon, fh) == -1 ) { |
---|
| 400 | err = roar_error; |
---|
| 401 | #ifdef ROAR_TARGET_WIN32 |
---|
| 402 | closesocket(fh); |
---|
| 403 | #else |
---|
| 404 | close(fh); |
---|
| 405 | #endif |
---|
| 406 | roar_error = err; |
---|
| 407 | return -1; |
---|
| 408 | } else { |
---|
| 409 | con->flags |= ROAR_CON_FLAGS_VIO; |
---|
| 410 | } |
---|
| 411 | |
---|
[5838] | 412 | con->server_name = roar_mm_strdup(server); |
---|
| 413 | |
---|
[5368] | 414 | roar_err_set(ROAR_ERROR_NONE); |
---|
| 415 | return 0; |
---|
| 416 | } |
---|
| 417 | |
---|
| 418 | static int roar_connect_raw (struct roar_connection * con, const char * server, int flags, uint_least32_t timeout) { |
---|
[4780] | 419 | #ifdef ROAR_HAVE_LIBSLP |
---|
[4653] | 420 | struct roar_libroar_config * config = roar_libroar_get_config(); |
---|
[4780] | 421 | #endif |
---|
[5745] | 422 | #if defined(ROAR_HAVE_UNIX) |
---|
[5114] | 423 | char user_sock[128]; |
---|
[5754] | 424 | const char * roar_server; |
---|
[5393] | 425 | #endif |
---|
| 426 | #if defined(ROAR_HAVE_LIBSLP) || !defined(ROAR_TARGET_MICROCONTROLLER) |
---|
[701] | 427 | int i = 0; |
---|
[5393] | 428 | #endif |
---|
[1475] | 429 | #if !defined(ROAR_TARGET_WIN32) && !defined(ROAR_TARGET_MICROCONTROLLER) |
---|
[1026] | 430 | struct passwd * pwd; |
---|
[5895] | 431 | char * sysconf_roarserver; |
---|
[1393] | 432 | #endif |
---|
[828] | 433 | #ifdef ROAR_HAVE_LIBDNET |
---|
| 434 | struct stat decnet_stat; |
---|
| 435 | #endif |
---|
[3372] | 436 | #ifdef ROAR_HAVE_LIBX11 |
---|
| 437 | struct roar_x11_connection * x11con; |
---|
| 438 | #endif |
---|
[4945] | 439 | #ifdef ROAR_HAVE_LIBSLP |
---|
[4806] | 440 | struct roar_server * list; |
---|
| 441 | int workarounds_store; |
---|
[4945] | 442 | #endif |
---|
[0] | 443 | |
---|
[4873] | 444 | roar_err_set(ROAR_ERROR_UNKNOWN); |
---|
[807] | 445 | |
---|
[4806] | 446 | if ( timeout != 0 ) { |
---|
[4873] | 447 | roar_err_set(ROAR_ERROR_INVAL); |
---|
[4806] | 448 | return -1; |
---|
| 449 | } |
---|
| 450 | |
---|
| 451 | if ( flags & ROAR_ENUM_FLAG_HARDNONBLOCK ) |
---|
| 452 | flags |= ROAR_ENUM_FLAG_NONBLOCK; |
---|
| 453 | |
---|
| 454 | |
---|
[5368] | 455 | if ( server == NULL || *server == 0 ) |
---|
[2567] | 456 | server = roar_libroar_get_server(); |
---|
| 457 | |
---|
[5368] | 458 | if ( server == NULL || *server == 0 ) |
---|
[5754] | 459 | server = roar_env_get("ROAR_SERVER"); |
---|
[0] | 460 | |
---|
[3372] | 461 | #ifdef ROAR_HAVE_LIBX11 |
---|
[5368] | 462 | if ( server == NULL || *server == 0 ) { |
---|
[3372] | 463 | if ( (x11con = roar_x11_connect(NULL)) != NULL ) { |
---|
| 464 | server = roar_x11_get_prop(x11con, "ROAR_SERVER"); |
---|
| 465 | roar_x11_disconnect(x11con); |
---|
| 466 | } |
---|
| 467 | } |
---|
| 468 | #endif |
---|
| 469 | |
---|
[1436] | 470 | #if !defined(ROAR_TARGET_WIN32) && !defined(ROAR_TARGET_MICROCONTROLLER) |
---|
[5895] | 471 | sysconf_roarserver = roar_libroar_get_path("sysconf-roarserver", 0, NULL, NULL); |
---|
| 472 | if ( sysconf_roarserver != NULL ) { |
---|
| 473 | if ( (server == NULL || *server == 0) && (i = readlink(sysconf_roarserver, user_sock, sizeof(user_sock)-1)) != -1 ) { |
---|
| 474 | user_sock[i] = 0; |
---|
| 475 | server = user_sock; |
---|
| 476 | } |
---|
| 477 | roar_mm_free(sysconf_roarserver); |
---|
[448] | 478 | } |
---|
[1093] | 479 | #endif |
---|
[448] | 480 | |
---|
[3077] | 481 | if ( server != NULL && !strcasecmp(server, "+slp") ) { |
---|
[3076] | 482 | server = roar_slp_find_roard(0); |
---|
| 483 | if ( server == NULL ) { |
---|
| 484 | return -1; |
---|
| 485 | } |
---|
| 486 | } |
---|
| 487 | |
---|
[5471] | 488 | // "+default" is an alias for NULL. |
---|
| 489 | if ( server != NULL && !strcasecmp(server, "+default") ) { |
---|
| 490 | server = NULL; |
---|
| 491 | } |
---|
| 492 | |
---|
[61] | 493 | if ( server == NULL || *server == 0 ) { |
---|
[0] | 494 | /* connect via defaults */ |
---|
| 495 | |
---|
[1764] | 496 | #ifdef ROAR_HAVE_UNIX |
---|
[1436] | 497 | #ifndef ROAR_TARGET_MICROCONTROLLER |
---|
[5754] | 498 | roar_server = roar_env_get("HOME"); |
---|
[1435] | 499 | #else |
---|
| 500 | roar_server = NULL; |
---|
| 501 | #endif |
---|
[1026] | 502 | |
---|
| 503 | if ( roar_server == NULL ) { |
---|
[1436] | 504 | #if !defined(ROAR_TARGET_WIN32) && !defined(ROAR_TARGET_MICROCONTROLLER) |
---|
[5895] | 505 | if ( (pwd = getpwuid(getuid())) != NULL ) { |
---|
[1026] | 506 | roar_server = pwd->pw_dir; |
---|
| 507 | } |
---|
[1078] | 508 | #endif |
---|
[1026] | 509 | } |
---|
| 510 | |
---|
[5895] | 511 | if ( roar_server != NULL ) { |
---|
| 512 | snprintf(user_sock, sizeof(user_sock)-1, "%s/%s", roar_server, ROAR_DEFAULT_SOCK_USER); |
---|
| 513 | user_sock[sizeof(user_sock)-1] = 0; |
---|
[0] | 514 | |
---|
[5895] | 515 | if ( _connect_server(con, user_sock, ROAR_SOCKET_TYPE_UNIX, flags, timeout) == 0 ) |
---|
| 516 | return 0; |
---|
| 517 | } |
---|
[0] | 518 | |
---|
[5368] | 519 | if ( _connect_server(con, ROAR_DEFAULT_SOCK_GLOBAL, ROAR_SOCKET_TYPE_UNIX, flags, timeout) == 0 ) |
---|
| 520 | return 0; |
---|
[1764] | 521 | #endif |
---|
[237] | 522 | |
---|
[5368] | 523 | if ( _connect_server(con, ROAR_DEFAULT_HOSTPORT, ROAR_SOCKET_TYPE_TCP, flags, timeout) == 0 ) |
---|
| 524 | return 0; |
---|
[0] | 525 | |
---|
[828] | 526 | #ifdef ROAR_HAVE_LIBDNET |
---|
| 527 | if ( stat(ROAR_PROC_NET_DECNET, &decnet_stat) == 0 ) { |
---|
| 528 | if ( roar_socket_get_local_nodename() ) { |
---|
[5896] | 529 | snprintf(user_sock, sizeof(user_sock)-1, "%s::%s", roar_socket_get_local_nodename(), ROAR_DEFAULT_OBJECT); |
---|
[5368] | 530 | if ( _connect_server(con, user_sock, ROAR_SOCKET_TYPE_DECNET, flags, timeout) == 0 ) |
---|
| 531 | return 0; |
---|
[828] | 532 | } |
---|
[522] | 533 | } |
---|
[828] | 534 | #endif |
---|
[2007] | 535 | |
---|
[5375] | 536 | if ( _connect_server(con, "+abstract", ROAR_SOCKET_TYPE_UNKNOWN, flags, timeout) == 0 ) |
---|
[5368] | 537 | return 0; |
---|
[4109] | 538 | |
---|
[2007] | 539 | #ifdef ROAR_HAVE_LIBSLP |
---|
[4806] | 540 | if ( !(config->workaround.workarounds & ROAR_LIBROAR_CONFIG_WAS_NO_SLP) && |
---|
[5373] | 541 | !(flags & ROAR_ENUM_FLAG_NONBLOCK) && |
---|
| 542 | !(flags & ROAR_ENUM_FLAG_LOCALONLY) |
---|
[4806] | 543 | ) { |
---|
| 544 | if ( (server = roar_slp_find_roard(0)) != NULL ) { |
---|
[5375] | 545 | if ( _connect_server(con, server, ROAR_SOCKET_TYPE_UNKNOWN, 0, 0) == 0 ) |
---|
[5368] | 546 | return 0; |
---|
[2014] | 547 | |
---|
[4806] | 548 | /* in case we can not connect to the server given this may be a cache problem, |
---|
| 549 | we do a new lookup with the cache disabled in this case */ |
---|
[5237] | 550 | ROAR_WARN("roar_connect_raw(*): Can not connect to SLP located server, disabling cache"); |
---|
[4806] | 551 | if ( (server = roar_slp_find_roard(1)) != NULL ) |
---|
[5375] | 552 | if ( _connect_server(con, server, ROAR_SOCKET_TYPE_UNKNOWN, 0, 0) == 0 ) |
---|
[5368] | 553 | return 0; |
---|
[4806] | 554 | } |
---|
| 555 | } |
---|
| 556 | |
---|
| 557 | workarounds_store = config->workaround.workarounds; |
---|
| 558 | config->workaround.workarounds |= ROAR_LIBROAR_CONFIG_WAS_NO_SLP; |
---|
| 559 | list = roar_enum_servers(flags, -1, -1); |
---|
| 560 | config->workaround.workarounds = workarounds_store; |
---|
| 561 | if ( list != NULL ) { |
---|
| 562 | for (i = 0; list[i].server != NULL; i++) { |
---|
[5375] | 563 | if ( _connect_server(con, list[i].server, ROAR_SOCKET_TYPE_UNKNOWN, 0, 0) == 0 ) { |
---|
[4806] | 564 | roar_enum_servers_free(list); |
---|
[5368] | 565 | return 0; |
---|
[4806] | 566 | } |
---|
| 567 | } |
---|
| 568 | roar_enum_servers_free(list); |
---|
[4653] | 569 | } |
---|
[2007] | 570 | #endif |
---|
[522] | 571 | |
---|
[2014] | 572 | return -1; |
---|
| 573 | |
---|
[0] | 574 | } else { |
---|
| 575 | /* connect via (char*)server */ |
---|
[5375] | 576 | if ( _connect_server(con, server, ROAR_SOCKET_TYPE_UNKNOWN, flags, timeout) != 0 ) |
---|
[5369] | 577 | return -1; |
---|
| 578 | return 0; |
---|
[0] | 579 | } |
---|
| 580 | |
---|
[5368] | 581 | roar_err_set(ROAR_ERROR_NODEV); |
---|
| 582 | ROAR_DBG("roar_connect_raw(*) = -1 // error=NODEV"); |
---|
| 583 | return -1; |
---|
[0] | 584 | } |
---|
| 585 | |
---|
[5237] | 586 | int roar_connect (struct roar_connection * con, const char * server, int flags, uint_least32_t timeout) { |
---|
[5373] | 587 | struct roar_libroar_config * config = roar_libroar_get_config(); |
---|
| 588 | |
---|
[1315] | 589 | if ( con == NULL ) { |
---|
[4873] | 590 | roar_err_set(ROAR_ERROR_FAULT); |
---|
[1315] | 591 | return -1; |
---|
| 592 | } |
---|
| 593 | |
---|
[5368] | 594 | if ( roar_connect_none(con) == -1 ) |
---|
[0] | 595 | return -1; |
---|
| 596 | |
---|
[5373] | 597 | if ( roar_connect_raw(con, server, flags | config->serverflags, timeout) == -1 ) |
---|
[5296] | 598 | return -1; |
---|
| 599 | |
---|
| 600 | return 0; |
---|
[1315] | 601 | } |
---|
| 602 | |
---|
[5365] | 603 | int roar_connect_none (struct roar_connection * con) { |
---|
[5465] | 604 | struct roar_libroar_config * config = roar_libroar_get_config(); |
---|
| 605 | |
---|
[5365] | 606 | if ( con == NULL ) { |
---|
[4873] | 607 | roar_err_set(ROAR_ERROR_INVAL); |
---|
[1315] | 608 | return -1; |
---|
| 609 | } |
---|
| 610 | |
---|
| 611 | memset(con, 0, sizeof(struct roar_connection)); |
---|
[5296] | 612 | con->refc = 1; |
---|
[5467] | 613 | con->flags = ROAR_CON_FLAGS_ISCLIENT; |
---|
[5465] | 614 | con->version = _ROAR_MESSAGE_VERSION; |
---|
[5232] | 615 | con->cb_userdata = NULL; |
---|
| 616 | con->cb = NULL; |
---|
[5296] | 617 | con->server_stds = NULL; |
---|
| 618 | con->server_name = NULL; |
---|
[5232] | 619 | |
---|
| 620 | roar_err_init(&(con->errorframe)); |
---|
[1315] | 621 | |
---|
[5296] | 622 | con->viocon = &(con->viocon_store); |
---|
| 623 | |
---|
[5365] | 624 | // con->flags |= ROAR_CON_FLAGS_VIO; |
---|
| 625 | |
---|
[5465] | 626 | if ( config->protocolversion != -1 ) |
---|
| 627 | roar_set_connection_version(con, config->protocolversion); |
---|
| 628 | |
---|
[5365] | 629 | roar_err_set(ROAR_ERROR_NONE); |
---|
| 630 | return 0; |
---|
| 631 | } |
---|
| 632 | |
---|
| 633 | int roar_connect_vio (struct roar_connection * con, struct roar_vio_calls * vio) { |
---|
| 634 | if ( con == NULL || vio == NULL ) { |
---|
| 635 | roar_err_set(ROAR_ERROR_INVAL); |
---|
| 636 | return -1; |
---|
| 637 | } |
---|
| 638 | |
---|
| 639 | if ( roar_connect_none(con) == -1 ) |
---|
| 640 | return -1; |
---|
| 641 | |
---|
| 642 | con->viocon = vio; |
---|
| 643 | con->flags |= ROAR_CON_FLAGS_VIO; |
---|
| 644 | |
---|
| 645 | return -1; |
---|
| 646 | } |
---|
| 647 | |
---|
| 648 | int roar_connect_fh (struct roar_connection * con, int fh) { |
---|
| 649 | |
---|
| 650 | if ( con == NULL || fh == -1 ) { |
---|
| 651 | roar_err_set(ROAR_ERROR_INVAL); |
---|
| 652 | return -1; |
---|
| 653 | } |
---|
| 654 | |
---|
| 655 | if ( roar_connect_none(con) == -1 ) |
---|
| 656 | return -1; |
---|
| 657 | |
---|
[5637] | 658 | // special hack to set an illegal value used internally in libroar: |
---|
[5365] | 659 | if ( fh == -2 ) |
---|
| 660 | fh = -1; |
---|
| 661 | |
---|
[5296] | 662 | if ( roar_vio_open_fh_socket(con->viocon, fh) != -1 ) { |
---|
[3869] | 663 | con->flags |= ROAR_CON_FLAGS_VIO; |
---|
[5608] | 664 | } else { |
---|
| 665 | return -1; |
---|
[5231] | 666 | } |
---|
[1315] | 667 | |
---|
[4873] | 668 | roar_err_set(ROAR_ERROR_NONE); |
---|
[0] | 669 | return 0; |
---|
| 670 | } |
---|
| 671 | |
---|
[1660] | 672 | int roar_get_connection_fh (struct roar_connection * con) { |
---|
[5231] | 673 | int fh; |
---|
| 674 | |
---|
| 675 | ROAR_DBG("roar_get_connection_fh(con=%p) = ?", con); |
---|
| 676 | |
---|
[3869] | 677 | roar_debug_warn_sysio("roar_get_connection_fh", "roar_get_connection_vio2", NULL); |
---|
[2809] | 678 | |
---|
[2043] | 679 | if ( con == NULL ) |
---|
| 680 | return -1; |
---|
| 681 | |
---|
[5231] | 682 | ROAR_DBG("roar_get_connection_fh(con=%p) = ?", con); |
---|
| 683 | |
---|
[5792] | 684 | if ( roar_vio_ctl(con->viocon, ROAR_VIO_CTL_GET_FH, &fh) == -1 ) { |
---|
| 685 | #ifdef ROAR_TARGET_WIN32 |
---|
| 686 | if ( roar_vio_ctl(con->viocon, ROAR_VIO_CTL_GET_SELECT_FH, &fh) == -1 ) |
---|
| 687 | return -1; |
---|
| 688 | #else |
---|
[3869] | 689 | return -1; |
---|
[5792] | 690 | #endif |
---|
| 691 | } |
---|
[3869] | 692 | |
---|
[5231] | 693 | ROAR_DBG("roar_get_connection_fh(con=%p) = %i", con, fh); |
---|
[3869] | 694 | |
---|
[5231] | 695 | return fh; |
---|
[2043] | 696 | } |
---|
| 697 | |
---|
[3869] | 698 | struct roar_vio_calls * roar_get_connection_vio2 (struct roar_connection * con) { |
---|
[5608] | 699 | if ( con == NULL ) { |
---|
| 700 | roar_err_set(ROAR_ERROR_FAULT); |
---|
[3869] | 701 | return NULL; |
---|
[5608] | 702 | } |
---|
[3869] | 703 | |
---|
| 704 | if ( con->flags & ROAR_CON_FLAGS_VIO ) |
---|
[5296] | 705 | return con->viocon; |
---|
[3869] | 706 | |
---|
| 707 | // TODO: try to open the VIO. |
---|
| 708 | |
---|
[5608] | 709 | roar_err_set(ROAR_ERROR_BADFH); |
---|
[3869] | 710 | return NULL; |
---|
| 711 | } |
---|
| 712 | |
---|
[5296] | 713 | const char * roar_get_connection_server(struct roar_connection * con) { |
---|
| 714 | if ( con == NULL ) { |
---|
| 715 | roar_err_set(ROAR_ERROR_FAULT); |
---|
| 716 | return NULL; |
---|
| 717 | } |
---|
| 718 | |
---|
| 719 | return con->server_name; |
---|
| 720 | } |
---|
| 721 | |
---|
| 722 | int roar_connectionref(struct roar_connection * con) { |
---|
| 723 | if ( con == NULL ) { |
---|
| 724 | roar_err_set(ROAR_ERROR_FAULT); |
---|
| 725 | return -1; |
---|
| 726 | } |
---|
| 727 | |
---|
| 728 | con->refc++; |
---|
| 729 | |
---|
| 730 | return 0; |
---|
| 731 | } |
---|
| 732 | |
---|
| 733 | int roar_connectionunref(struct roar_connection * con) { |
---|
[3869] | 734 | struct roar_vio_calls * vio; |
---|
[0] | 735 | struct roar_message m; |
---|
| 736 | |
---|
[5296] | 737 | if ( con == NULL ) { |
---|
| 738 | roar_err_set(ROAR_ERROR_FAULT); |
---|
| 739 | return -1; |
---|
| 740 | } |
---|
| 741 | |
---|
| 742 | con->refc--; |
---|
| 743 | |
---|
| 744 | if ( con->refc ) |
---|
| 745 | return 0; |
---|
| 746 | |
---|
[5841] | 747 | if ( con->flags & ROAR_CON_FLAGS_TERMINATE ) { |
---|
| 748 | if ( roar_terminate(con, 1) == -1 ) { |
---|
| 749 | ROAR_WARN("roar_connectionunref(con=%p{.server_name='%s'}): Can not terminate server as requested.", con, con->server_name); |
---|
[5843] | 750 | if ( roar_terminate(con, 0) == -1 ) { |
---|
| 751 | ROAR_ERR("roar_connectionunref(con=%p{.server_name='%s'}): Can not exit server. BAD.", con, con->server_name); |
---|
| 752 | } |
---|
[5841] | 753 | } |
---|
| 754 | } |
---|
| 755 | |
---|
[3875] | 756 | memset(&m, 0, sizeof(m)); |
---|
| 757 | |
---|
[5144] | 758 | m.datalen = 0; |
---|
| 759 | m.stream = -1; |
---|
| 760 | m.pos = 0; |
---|
[0] | 761 | m.cmd = ROAR_CMD_QUIT; |
---|
| 762 | |
---|
| 763 | roar_req(con, &m, NULL); |
---|
| 764 | |
---|
[3869] | 765 | if ( (vio = roar_get_connection_vio2(con)) != NULL ) { |
---|
| 766 | roar_vio_close(vio); |
---|
[2809] | 767 | } |
---|
[0] | 768 | |
---|
[5296] | 769 | if ( con->server_stds != NULL ) { |
---|
| 770 | roar_stds_free(con->server_stds); |
---|
| 771 | con->server_stds = NULL; |
---|
| 772 | } |
---|
[0] | 773 | |
---|
[5296] | 774 | if ( con->server_name != NULL ) { |
---|
| 775 | roar_mm_free(con->server_name); |
---|
| 776 | con->server_name = NULL; |
---|
| 777 | } |
---|
| 778 | |
---|
| 779 | if ( con->flags & ROAR_CON_FLAGS_FREESELF ) { |
---|
| 780 | roar_mm_free(con); |
---|
| 781 | } else { |
---|
| 782 | roar_connect_fh(con, -2); |
---|
| 783 | } |
---|
[807] | 784 | |
---|
[0] | 785 | return 0; |
---|
| 786 | } |
---|
| 787 | |
---|
[3913] | 788 | int roar_set_connection_callback(struct roar_connection * con, |
---|
| 789 | void (*cb)(struct roar_connection * con, |
---|
| 790 | struct roar_message * mes, |
---|
[5231] | 791 | void * data, |
---|
[3913] | 792 | void * userdata), |
---|
| 793 | void * userdata) { |
---|
[5465] | 794 | if ( con == NULL ) { |
---|
| 795 | roar_err_set(ROAR_ERROR_FAULT); |
---|
[3913] | 796 | return -1; |
---|
[5465] | 797 | } |
---|
[3913] | 798 | |
---|
| 799 | con->cb = cb; |
---|
[5231] | 800 | con->cb_userdata = userdata; |
---|
[3913] | 801 | |
---|
| 802 | return 0; |
---|
| 803 | } |
---|
| 804 | |
---|
[5465] | 805 | int roar_set_connection_version(struct roar_connection * con, int version) { |
---|
| 806 | if ( con == NULL ) { |
---|
| 807 | roar_err_set(ROAR_ERROR_FAULT); |
---|
| 808 | return -1; |
---|
| 809 | } |
---|
| 810 | |
---|
| 811 | if ( version == -1 ) |
---|
| 812 | version = _ROAR_MESSAGE_VERSION; |
---|
| 813 | |
---|
| 814 | if ( version < 0 ) { |
---|
| 815 | roar_err_set(ROAR_ERROR_INVAL); |
---|
| 816 | return -1; |
---|
| 817 | } |
---|
| 818 | |
---|
| 819 | con->version = version; |
---|
| 820 | |
---|
| 821 | if ( version == 2 ) { |
---|
| 822 | con->flags |= ROAR_CON_FLAGS_SUPPORT_V2; |
---|
| 823 | } |
---|
| 824 | |
---|
| 825 | return 0; |
---|
| 826 | } |
---|
| 827 | |
---|
[5467] | 828 | int16_t roar_message_genseq(struct roar_connection * con, int is_client) { |
---|
| 829 | static int16_t store = 0; |
---|
| 830 | int16_t ret = 0; |
---|
| 831 | |
---|
| 832 | ret = store++; |
---|
| 833 | |
---|
[5468] | 834 | if ( ret == 0 ) |
---|
| 835 | ret = store++; |
---|
| 836 | |
---|
[5467] | 837 | if ( is_client == -1 ) { |
---|
| 838 | if ( con != NULL ) { |
---|
| 839 | is_client = con->flags & ROAR_CON_FLAGS_ISCLIENT ? 1 : 0; |
---|
| 840 | } |
---|
| 841 | } |
---|
| 842 | |
---|
| 843 | if ( is_client == -1 ) |
---|
| 844 | is_client = 1; |
---|
| 845 | |
---|
| 846 | ret |= 0x8000U; |
---|
| 847 | if ( !is_client ) |
---|
| 848 | ret -= 0x8000U; |
---|
| 849 | |
---|
| 850 | return ret; |
---|
| 851 | } |
---|
| 852 | |
---|
[3914] | 853 | int roar_sync (struct roar_connection * con) { |
---|
| 854 | // wait for any non-client reqs |
---|
| 855 | return roar_wait_msg(con, 0x0000, 0x8000); |
---|
| 856 | } |
---|
| 857 | |
---|
| 858 | int roar_wait_msg (struct roar_connection * con, int16_t seq, int16_t seqmask) { |
---|
[5148] | 859 | roar_err_set(ROAR_ERROR_NOSYS); |
---|
[3914] | 860 | return -1; |
---|
| 861 | } |
---|
[3913] | 862 | |
---|
[3836] | 863 | int roar_noop (struct roar_connection * con) { |
---|
| 864 | struct roar_message mes; |
---|
| 865 | |
---|
| 866 | if ( con == NULL ) { |
---|
[5148] | 867 | roar_err_set(ROAR_ERROR_FAULT); |
---|
[3836] | 868 | return -1; |
---|
| 869 | } |
---|
| 870 | |
---|
| 871 | memset(&mes, 0, sizeof(mes)); |
---|
| 872 | |
---|
| 873 | mes.cmd = ROAR_CMD_NOOP; |
---|
[5144] | 874 | mes.stream = -1; |
---|
[3836] | 875 | |
---|
[5146] | 876 | return roar_req3(con, &mes, NULL); |
---|
[3836] | 877 | } |
---|
| 878 | |
---|
[5114] | 879 | int roar_identify (struct roar_connection * con, const char * name) { |
---|
[0] | 880 | struct roar_message mes; |
---|
[5132] | 881 | uint32_t pid; |
---|
[0] | 882 | int max_len; |
---|
| 883 | |
---|
[4873] | 884 | roar_err_set(ROAR_ERROR_UNKNOWN); |
---|
[807] | 885 | |
---|
[0] | 886 | ROAR_DBG("roar_identify(*): try to identify myself..."); |
---|
| 887 | |
---|
[3875] | 888 | memset(&mes, 0, sizeof(mes)); |
---|
| 889 | |
---|
[0] | 890 | mes.cmd = ROAR_CMD_IDENTIFY; |
---|
[5144] | 891 | mes.stream = -1; |
---|
| 892 | mes.pos = 0; |
---|
[0] | 893 | |
---|
| 894 | ROAR_DBG("roar_identify(*): name=%p", name); |
---|
| 895 | |
---|
| 896 | if ( name == NULL ) |
---|
| 897 | name = "libroar client"; |
---|
| 898 | |
---|
| 899 | ROAR_DBG("roar_identify(*): name=%p", name); |
---|
| 900 | |
---|
[5114] | 901 | max_len = roar_mm_strlen(name); |
---|
[0] | 902 | ROAR_DBG("roar_identify(*): strlen(name) = %i", max_len); |
---|
| 903 | |
---|
| 904 | if ( max_len > (LIBROAR_BUFFER_MSGDATA - 5) ) |
---|
| 905 | max_len = LIBROAR_BUFFER_MSGDATA - 5; |
---|
| 906 | |
---|
| 907 | mes.datalen = 5 + max_len; |
---|
| 908 | mes.data[0] = 1; |
---|
| 909 | |
---|
| 910 | pid = getpid(); |
---|
[5132] | 911 | mes.data[1] = (pid & 0xFF000000UL) >> 24; |
---|
| 912 | mes.data[2] = (pid & 0x00FF0000UL) >> 16; |
---|
| 913 | mes.data[3] = (pid & 0x0000FF00UL) >> 8; |
---|
| 914 | mes.data[4] = (pid & 0x000000FFUL) >> 0; |
---|
| 915 | ROAR_DBG("roar_identify(*): pid = %i", (int)pid); |
---|
[0] | 916 | |
---|
| 917 | strncpy(mes.data+5, name, max_len); |
---|
| 918 | |
---|
[5146] | 919 | return roar_req3(con, &mes, NULL); |
---|
[0] | 920 | } |
---|
| 921 | |
---|
| 922 | //ll |
---|