Emeric Vigier | 2f62582 | 2012-08-06 11:09:52 -0400 | [diff] [blame] | 1 | /* -*- mode: C; c-file-style: "gnu"; indent-tabs-mode: nil; -*- */ |
| 2 | /* dbus-send.c Utility program to send messages from the command line |
| 3 | * |
| 4 | * Copyright (C) 2003 Philip Blundell <philb@gnu.org> |
| 5 | * |
| 6 | * This program is free software; you can redistribute it and/or modify |
| 7 | * it under the terms of the GNU General Public License as published by |
| 8 | * the Free Software Foundation; either version 2 of the License, or |
| 9 | * (at your option) any later version. |
| 10 | * |
| 11 | * This program is distributed in the hope that it will be useful, |
| 12 | * but WITHOUT ANY WARRANTY; without even the implied warranty of |
| 13 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
| 14 | * GNU General Public License for more details. |
| 15 | * |
| 16 | * You should have received a copy of the GNU General Public License |
| 17 | * along with this program; if not, write to the Free Software |
| 18 | * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA |
| 19 | * |
| 20 | */ |
| 21 | |
| 22 | #include <config.h> |
| 23 | #include <stdio.h> |
| 24 | #include <stdlib.h> |
| 25 | #include <string.h> |
| 26 | |
| 27 | #include <dbus/dbus.h> |
| 28 | |
| 29 | #ifndef HAVE_STRTOLL |
| 30 | #undef strtoll |
| 31 | #define strtoll mystrtoll |
| 32 | #include "strtoll.c" |
| 33 | #endif |
| 34 | |
| 35 | #ifndef HAVE_STRTOULL |
| 36 | #undef strtoull |
| 37 | #define strtoull mystrtoull |
| 38 | #include "strtoull.c" |
| 39 | #endif |
| 40 | |
| 41 | #ifdef DBUS_WINCE |
| 42 | #ifndef strdup |
| 43 | #define strdup _strdup |
| 44 | #endif |
| 45 | #endif |
| 46 | |
| 47 | #include "dbus-print-message.h" |
| 48 | |
| 49 | static const char *appname; |
| 50 | |
| 51 | static void |
| 52 | usage (int ecode) |
| 53 | { |
| 54 | fprintf (stderr, "Usage: %s [--help] [--system | --session | --address=ADDRESS] [--dest=NAME] [--type=TYPE] [--print-reply=(literal)] [--reply-timeout=MSEC] <destination object path> <message name> [contents ...]\n", appname); |
| 55 | exit (ecode); |
| 56 | } |
| 57 | |
| 58 | static void |
| 59 | append_arg (DBusMessageIter *iter, int type, const char *value) |
| 60 | { |
| 61 | dbus_uint16_t uint16; |
| 62 | dbus_int16_t int16; |
| 63 | dbus_uint32_t uint32; |
| 64 | dbus_int32_t int32; |
| 65 | dbus_uint64_t uint64; |
| 66 | dbus_int64_t int64; |
| 67 | double d; |
| 68 | unsigned char byte; |
| 69 | dbus_bool_t v_BOOLEAN; |
| 70 | |
| 71 | /* FIXME - we are ignoring OOM returns on all these functions */ |
| 72 | switch (type) |
| 73 | { |
| 74 | case DBUS_TYPE_BYTE: |
| 75 | byte = strtoul (value, NULL, 0); |
| 76 | dbus_message_iter_append_basic (iter, DBUS_TYPE_BYTE, &byte); |
| 77 | break; |
| 78 | |
| 79 | case DBUS_TYPE_DOUBLE: |
| 80 | d = strtod (value, NULL); |
| 81 | dbus_message_iter_append_basic (iter, DBUS_TYPE_DOUBLE, &d); |
| 82 | break; |
| 83 | |
| 84 | case DBUS_TYPE_INT16: |
| 85 | int16 = strtol (value, NULL, 0); |
| 86 | dbus_message_iter_append_basic (iter, DBUS_TYPE_INT16, &int16); |
| 87 | break; |
| 88 | |
| 89 | case DBUS_TYPE_UINT16: |
| 90 | uint16 = strtoul (value, NULL, 0); |
| 91 | dbus_message_iter_append_basic (iter, DBUS_TYPE_UINT16, &uint16); |
| 92 | break; |
| 93 | |
| 94 | case DBUS_TYPE_INT32: |
| 95 | int32 = strtol (value, NULL, 0); |
| 96 | dbus_message_iter_append_basic (iter, DBUS_TYPE_INT32, &int32); |
| 97 | break; |
| 98 | |
| 99 | case DBUS_TYPE_UINT32: |
| 100 | uint32 = strtoul (value, NULL, 0); |
| 101 | dbus_message_iter_append_basic (iter, DBUS_TYPE_UINT32, &uint32); |
| 102 | break; |
| 103 | |
| 104 | case DBUS_TYPE_INT64: |
| 105 | int64 = strtoll (value, NULL, 0); |
| 106 | dbus_message_iter_append_basic (iter, DBUS_TYPE_INT64, &int64); |
| 107 | break; |
| 108 | |
| 109 | case DBUS_TYPE_UINT64: |
| 110 | uint64 = strtoull (value, NULL, 0); |
| 111 | dbus_message_iter_append_basic (iter, DBUS_TYPE_UINT64, &uint64); |
| 112 | break; |
| 113 | |
| 114 | case DBUS_TYPE_STRING: |
| 115 | dbus_message_iter_append_basic (iter, DBUS_TYPE_STRING, &value); |
| 116 | break; |
| 117 | |
| 118 | case DBUS_TYPE_OBJECT_PATH: |
| 119 | dbus_message_iter_append_basic (iter, DBUS_TYPE_OBJECT_PATH, &value); |
| 120 | break; |
| 121 | |
| 122 | case DBUS_TYPE_BOOLEAN: |
| 123 | if (strcmp (value, "true") == 0) |
| 124 | { |
| 125 | v_BOOLEAN = TRUE; |
| 126 | dbus_message_iter_append_basic (iter, DBUS_TYPE_BOOLEAN, &v_BOOLEAN); |
| 127 | } |
| 128 | else if (strcmp (value, "false") == 0) |
| 129 | { |
| 130 | v_BOOLEAN = FALSE; |
| 131 | dbus_message_iter_append_basic (iter, DBUS_TYPE_BOOLEAN, &v_BOOLEAN); |
| 132 | } |
| 133 | else |
| 134 | { |
| 135 | fprintf (stderr, "%s: Expected \"true\" or \"false\" instead of \"%s\"\n", appname, value); |
| 136 | exit (1); |
| 137 | } |
| 138 | break; |
| 139 | |
| 140 | default: |
| 141 | fprintf (stderr, "%s: Unsupported data type %c\n", appname, (char) type); |
| 142 | exit (1); |
| 143 | } |
| 144 | } |
| 145 | |
| 146 | static void |
| 147 | append_array (DBusMessageIter *iter, int type, const char *value) |
| 148 | { |
| 149 | const char *val; |
| 150 | char *dupval = strdup (value); |
| 151 | |
| 152 | val = strtok (dupval, ","); |
| 153 | while (val != NULL) |
| 154 | { |
| 155 | append_arg (iter, type, val); |
| 156 | val = strtok (NULL, ","); |
| 157 | } |
| 158 | free (dupval); |
| 159 | } |
| 160 | |
| 161 | static void |
| 162 | append_dict (DBusMessageIter *iter, int keytype, int valtype, const char *value) |
| 163 | { |
| 164 | const char *val; |
| 165 | char *dupval = strdup (value); |
| 166 | |
| 167 | val = strtok (dupval, ","); |
| 168 | while (val != NULL) |
| 169 | { |
| 170 | DBusMessageIter subiter; |
| 171 | |
| 172 | dbus_message_iter_open_container (iter, |
| 173 | DBUS_TYPE_DICT_ENTRY, |
| 174 | NULL, |
| 175 | &subiter); |
| 176 | |
| 177 | append_arg (&subiter, keytype, val); |
| 178 | val = strtok (NULL, ","); |
| 179 | if (val == NULL) |
| 180 | { |
| 181 | fprintf (stderr, "%s: Malformed dictionary\n", appname); |
| 182 | exit (1); |
| 183 | } |
| 184 | append_arg (&subiter, valtype, val); |
| 185 | |
| 186 | dbus_message_iter_close_container (iter, &subiter); |
| 187 | val = strtok (NULL, ","); |
| 188 | } |
| 189 | free (dupval); |
| 190 | } |
| 191 | |
| 192 | static int |
| 193 | type_from_name (const char *arg) |
| 194 | { |
| 195 | int type; |
| 196 | if (!strcmp (arg, "string")) |
| 197 | type = DBUS_TYPE_STRING; |
| 198 | else if (!strcmp (arg, "int16")) |
| 199 | type = DBUS_TYPE_INT16; |
| 200 | else if (!strcmp (arg, "uint16")) |
| 201 | type = DBUS_TYPE_UINT16; |
| 202 | else if (!strcmp (arg, "int32")) |
| 203 | type = DBUS_TYPE_INT32; |
| 204 | else if (!strcmp (arg, "uint32")) |
| 205 | type = DBUS_TYPE_UINT32; |
| 206 | else if (!strcmp (arg, "int64")) |
| 207 | type = DBUS_TYPE_INT64; |
| 208 | else if (!strcmp (arg, "uint64")) |
| 209 | type = DBUS_TYPE_UINT64; |
| 210 | else if (!strcmp (arg, "double")) |
| 211 | type = DBUS_TYPE_DOUBLE; |
| 212 | else if (!strcmp (arg, "byte")) |
| 213 | type = DBUS_TYPE_BYTE; |
| 214 | else if (!strcmp (arg, "boolean")) |
| 215 | type = DBUS_TYPE_BOOLEAN; |
| 216 | else if (!strcmp (arg, "objpath")) |
| 217 | type = DBUS_TYPE_OBJECT_PATH; |
| 218 | else |
| 219 | { |
| 220 | fprintf (stderr, "%s: Unknown type \"%s\"\n", appname, arg); |
| 221 | exit (1); |
| 222 | } |
| 223 | return type; |
| 224 | } |
| 225 | |
| 226 | int |
| 227 | main (int argc, char *argv[]) |
| 228 | { |
| 229 | DBusConnection *connection; |
| 230 | DBusError error; |
| 231 | DBusMessage *message; |
| 232 | int print_reply; |
| 233 | int print_reply_literal; |
| 234 | int reply_timeout; |
| 235 | DBusMessageIter iter; |
| 236 | int i; |
| 237 | DBusBusType type = DBUS_BUS_SESSION; |
| 238 | const char *dest = NULL; |
| 239 | const char *name = NULL; |
| 240 | const char *path = NULL; |
| 241 | int message_type = DBUS_MESSAGE_TYPE_SIGNAL; |
| 242 | const char *type_str = NULL; |
| 243 | const char *address = NULL; |
| 244 | int session_or_system = FALSE; |
| 245 | |
| 246 | appname = argv[0]; |
| 247 | |
| 248 | if (argc < 3) |
| 249 | usage (1); |
| 250 | |
| 251 | print_reply = FALSE; |
| 252 | print_reply_literal = FALSE; |
| 253 | reply_timeout = -1; |
| 254 | |
| 255 | for (i = 1; i < argc && name == NULL; i++) |
| 256 | { |
| 257 | char *arg = argv[i]; |
| 258 | |
| 259 | if (strcmp (arg, "--system") == 0) |
| 260 | { |
| 261 | type = DBUS_BUS_SYSTEM; |
| 262 | session_or_system = TRUE; |
| 263 | } |
| 264 | else if (strcmp (arg, "--session") == 0) |
| 265 | { |
| 266 | type = DBUS_BUS_SESSION; |
| 267 | session_or_system = TRUE; |
| 268 | } |
| 269 | else if (strstr (arg, "--address") == arg) |
| 270 | { |
| 271 | address = strchr (arg, '='); |
| 272 | |
| 273 | if (address == NULL) |
| 274 | { |
| 275 | fprintf (stderr, "\"--address=\" requires an ADDRESS\n"); |
| 276 | usage (1); |
| 277 | } |
| 278 | else |
| 279 | { |
| 280 | address = address + 1; |
| 281 | } |
| 282 | } |
| 283 | else if (strncmp (arg, "--print-reply", 13) == 0) |
| 284 | { |
| 285 | print_reply = TRUE; |
| 286 | message_type = DBUS_MESSAGE_TYPE_METHOD_CALL; |
| 287 | if (*(arg + 13) != '\0') |
| 288 | print_reply_literal = TRUE; |
| 289 | } |
| 290 | else if (strstr (arg, "--reply-timeout=") == arg) |
| 291 | { |
| 292 | reply_timeout = strtol (strchr (arg, '=') + 1, |
| 293 | NULL, 10); |
| 294 | } |
| 295 | else if (strstr (arg, "--dest=") == arg) |
| 296 | dest = strchr (arg, '=') + 1; |
| 297 | else if (strstr (arg, "--type=") == arg) |
| 298 | type_str = strchr (arg, '=') + 1; |
| 299 | else if (!strcmp(arg, "--help")) |
| 300 | usage (0); |
| 301 | else if (arg[0] == '-') |
| 302 | usage (1); |
| 303 | else if (path == NULL) |
| 304 | path = arg; |
| 305 | else if (name == NULL) |
| 306 | name = arg; |
| 307 | else |
| 308 | usage (1); |
| 309 | } |
| 310 | |
| 311 | if (name == NULL) |
| 312 | usage (1); |
| 313 | |
| 314 | if (session_or_system && |
| 315 | (address != NULL)) |
| 316 | { |
| 317 | fprintf (stderr, "\"--address\" may not be used with \"--system\" or \"--session\"\n"); |
| 318 | usage (1); |
| 319 | } |
| 320 | |
| 321 | if (type_str != NULL) |
| 322 | { |
| 323 | message_type = dbus_message_type_from_string (type_str); |
| 324 | if (!(message_type == DBUS_MESSAGE_TYPE_METHOD_CALL || |
| 325 | message_type == DBUS_MESSAGE_TYPE_SIGNAL)) |
| 326 | { |
| 327 | fprintf (stderr, "Message type \"%s\" is not supported\n", |
| 328 | type_str); |
| 329 | exit (1); |
| 330 | } |
| 331 | } |
| 332 | |
| 333 | dbus_error_init (&error); |
| 334 | |
| 335 | if (address != NULL) |
| 336 | { |
| 337 | connection = dbus_connection_open (address, &error); |
| 338 | } |
| 339 | else |
| 340 | { |
| 341 | connection = dbus_bus_get (type, &error); |
| 342 | } |
| 343 | |
| 344 | if (connection == NULL) |
| 345 | { |
| 346 | fprintf (stderr, "Failed to open connection to \"%s\" message bus: %s\n", |
| 347 | (address != NULL) ? address : |
| 348 | ((type == DBUS_BUS_SYSTEM) ? "system" : "session"), |
| 349 | error.message); |
| 350 | dbus_error_free (&error); |
| 351 | exit (1); |
| 352 | } |
| 353 | |
| 354 | if (message_type == DBUS_MESSAGE_TYPE_METHOD_CALL) |
| 355 | { |
| 356 | char *last_dot; |
| 357 | |
| 358 | last_dot = strrchr (name, '.'); |
| 359 | if (last_dot == NULL) |
| 360 | { |
| 361 | fprintf (stderr, "Must use org.mydomain.Interface.Method notation, no dot in \"%s\"\n", |
| 362 | name); |
| 363 | exit (1); |
| 364 | } |
| 365 | *last_dot = '\0'; |
| 366 | |
| 367 | message = dbus_message_new_method_call (NULL, |
| 368 | path, |
| 369 | name, |
| 370 | last_dot + 1); |
| 371 | dbus_message_set_auto_start (message, TRUE); |
| 372 | } |
| 373 | else if (message_type == DBUS_MESSAGE_TYPE_SIGNAL) |
| 374 | { |
| 375 | char *last_dot; |
| 376 | |
| 377 | last_dot = strrchr (name, '.'); |
| 378 | if (last_dot == NULL) |
| 379 | { |
| 380 | fprintf (stderr, "Must use org.mydomain.Interface.Signal notation, no dot in \"%s\"\n", |
| 381 | name); |
| 382 | exit (1); |
| 383 | } |
| 384 | *last_dot = '\0'; |
| 385 | |
| 386 | message = dbus_message_new_signal (path, name, last_dot + 1); |
| 387 | } |
| 388 | else |
| 389 | { |
| 390 | fprintf (stderr, "Internal error, unknown message type\n"); |
| 391 | exit (1); |
| 392 | } |
| 393 | |
| 394 | if (message == NULL) |
| 395 | { |
| 396 | fprintf (stderr, "Couldn't allocate D-Bus message\n"); |
| 397 | exit (1); |
| 398 | } |
| 399 | |
| 400 | if (dest && !dbus_message_set_destination (message, dest)) |
| 401 | { |
| 402 | fprintf (stderr, "Not enough memory\n"); |
| 403 | exit (1); |
| 404 | } |
| 405 | |
| 406 | dbus_message_iter_init_append (message, &iter); |
| 407 | |
| 408 | while (i < argc) |
| 409 | { |
| 410 | char *arg; |
| 411 | char *c; |
| 412 | int type; |
| 413 | int secondary_type; |
| 414 | int container_type; |
| 415 | DBusMessageIter *target_iter; |
| 416 | DBusMessageIter container_iter; |
| 417 | |
| 418 | type = DBUS_TYPE_INVALID; |
| 419 | arg = argv[i++]; |
| 420 | c = strchr (arg, ':'); |
| 421 | |
| 422 | if (c == NULL) |
| 423 | { |
| 424 | fprintf (stderr, "%s: Data item \"%s\" is badly formed\n", argv[0], arg); |
| 425 | exit (1); |
| 426 | } |
| 427 | |
| 428 | *(c++) = 0; |
| 429 | |
| 430 | container_type = DBUS_TYPE_INVALID; |
| 431 | |
| 432 | if (strcmp (arg, "variant") == 0) |
| 433 | container_type = DBUS_TYPE_VARIANT; |
| 434 | else if (strcmp (arg, "array") == 0) |
| 435 | container_type = DBUS_TYPE_ARRAY; |
| 436 | else if (strcmp (arg, "dict") == 0) |
| 437 | container_type = DBUS_TYPE_DICT_ENTRY; |
| 438 | |
| 439 | if (container_type != DBUS_TYPE_INVALID) |
| 440 | { |
| 441 | arg = c; |
| 442 | c = strchr (arg, ':'); |
| 443 | if (c == NULL) |
| 444 | { |
| 445 | fprintf (stderr, "%s: Data item \"%s\" is badly formed\n", argv[0], arg); |
| 446 | exit (1); |
| 447 | } |
| 448 | *(c++) = 0; |
| 449 | } |
| 450 | |
| 451 | if (arg[0] == 0) |
| 452 | type = DBUS_TYPE_STRING; |
| 453 | else |
| 454 | type = type_from_name (arg); |
| 455 | |
| 456 | if (container_type == DBUS_TYPE_DICT_ENTRY) |
| 457 | { |
| 458 | char sig[5]; |
| 459 | arg = c; |
| 460 | c = strchr (c, ':'); |
| 461 | if (c == NULL) |
| 462 | { |
| 463 | fprintf (stderr, "%s: Data item \"%s\" is badly formed\n", argv[0], arg); |
| 464 | exit (1); |
| 465 | } |
| 466 | *(c++) = 0; |
| 467 | secondary_type = type_from_name (arg); |
| 468 | sig[0] = DBUS_DICT_ENTRY_BEGIN_CHAR; |
| 469 | sig[1] = type; |
| 470 | sig[2] = secondary_type; |
| 471 | sig[3] = DBUS_DICT_ENTRY_END_CHAR; |
| 472 | sig[4] = '\0'; |
| 473 | dbus_message_iter_open_container (&iter, |
| 474 | DBUS_TYPE_ARRAY, |
| 475 | sig, |
| 476 | &container_iter); |
| 477 | target_iter = &container_iter; |
| 478 | } |
| 479 | else if (container_type != DBUS_TYPE_INVALID) |
| 480 | { |
| 481 | char sig[2]; |
| 482 | sig[0] = type; |
| 483 | sig[1] = '\0'; |
| 484 | dbus_message_iter_open_container (&iter, |
| 485 | container_type, |
| 486 | sig, |
| 487 | &container_iter); |
| 488 | target_iter = &container_iter; |
| 489 | } |
| 490 | else |
| 491 | target_iter = &iter; |
| 492 | |
| 493 | if (container_type == DBUS_TYPE_ARRAY) |
| 494 | { |
| 495 | append_array (target_iter, type, c); |
| 496 | } |
| 497 | else if (container_type == DBUS_TYPE_DICT_ENTRY) |
| 498 | { |
| 499 | append_dict (target_iter, type, secondary_type, c); |
| 500 | } |
| 501 | else |
| 502 | append_arg (target_iter, type, c); |
| 503 | |
| 504 | if (container_type != DBUS_TYPE_INVALID) |
| 505 | { |
| 506 | dbus_message_iter_close_container (&iter, |
| 507 | &container_iter); |
| 508 | } |
| 509 | } |
| 510 | |
| 511 | if (print_reply) |
| 512 | { |
| 513 | DBusMessage *reply; |
| 514 | |
| 515 | dbus_error_init (&error); |
| 516 | reply = dbus_connection_send_with_reply_and_block (connection, |
| 517 | message, reply_timeout, |
| 518 | &error); |
| 519 | if (dbus_error_is_set (&error)) |
| 520 | { |
| 521 | fprintf (stderr, "Error %s: %s\n", |
| 522 | error.name, |
| 523 | error.message); |
| 524 | exit (1); |
| 525 | } |
| 526 | |
| 527 | if (reply) |
| 528 | { |
| 529 | print_message (reply, print_reply_literal); |
| 530 | dbus_message_unref (reply); |
| 531 | } |
| 532 | } |
| 533 | else |
| 534 | { |
| 535 | dbus_connection_send (connection, message, NULL); |
| 536 | dbus_connection_flush (connection); |
| 537 | } |
| 538 | |
| 539 | dbus_message_unref (message); |
| 540 | |
| 541 | dbus_connection_unref (connection); |
| 542 | |
| 543 | exit (0); |
| 544 | } |