/* -*- mode: C; c-file-style: "gnu"; indent-tabs-mode: nil; -*- */ /* dbus-send.c Utility program to send messages from the command line * * Copyright (C) 2003 Philip Blundell <philb@gnu.org> * * This program is free software; you can redistribute it and/or modify * it under the terms of the GNU General Public License as published by * the Free Software Foundation; either version 2 of the License, or * (at your option) any later version. * * This program is distributed in the hope that it will be useful, * but WITHOUT ANY WARRANTY; without even the implied warranty of * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the * GNU General Public License for more details. * * You should have received a copy of the GNU General Public License * along with this program; if not, write to the Free Software * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA * */ #include <config.h> #include <stdio.h> #include <stdlib.h> #include <string.h> #include <dbus/dbus.h> #ifndef HAVE_STRTOLL #undef strtoll #define strtoll mystrtoll #include "strtoll.c" #endif #ifndef HAVE_STRTOULL #undef strtoull #define strtoull mystrtoull #include "strtoull.c" #endif #ifdef DBUS_WINCE #ifndef strdup #define strdup _strdup #endif #endif #include "dbus-print-message.h" static const char *appname; static void usage (int ecode) { 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); exit (ecode); } static void append_arg (DBusMessageIter *iter, int type, const char *value) { dbus_uint16_t uint16; dbus_int16_t int16; dbus_uint32_t uint32; dbus_int32_t int32; dbus_uint64_t uint64; dbus_int64_t int64; double d; unsigned char byte; dbus_bool_t v_BOOLEAN; /* FIXME - we are ignoring OOM returns on all these functions */ switch (type) { case DBUS_TYPE_BYTE: byte = strtoul (value, NULL, 0); dbus_message_iter_append_basic (iter, DBUS_TYPE_BYTE, &byte); break; case DBUS_TYPE_DOUBLE: d = strtod (value, NULL); dbus_message_iter_append_basic (iter, DBUS_TYPE_DOUBLE, &d); break; case DBUS_TYPE_INT16: int16 = strtol (value, NULL, 0); dbus_message_iter_append_basic (iter, DBUS_TYPE_INT16, &int16); break; case DBUS_TYPE_UINT16: uint16 = strtoul (value, NULL, 0); dbus_message_iter_append_basic (iter, DBUS_TYPE_UINT16, &uint16); break; case DBUS_TYPE_INT32: int32 = strtol (value, NULL, 0); dbus_message_iter_append_basic (iter, DBUS_TYPE_INT32, &int32); break; case DBUS_TYPE_UINT32: uint32 = strtoul (value, NULL, 0); dbus_message_iter_append_basic (iter, DBUS_TYPE_UINT32, &uint32); break; case DBUS_TYPE_INT64: int64 = strtoll (value, NULL, 0); dbus_message_iter_append_basic (iter, DBUS_TYPE_INT64, &int64); break; case DBUS_TYPE_UINT64: uint64 = strtoull (value, NULL, 0); dbus_message_iter_append_basic (iter, DBUS_TYPE_UINT64, &uint64); break; case DBUS_TYPE_STRING: dbus_message_iter_append_basic (iter, DBUS_TYPE_STRING, &value); break; case DBUS_TYPE_OBJECT_PATH: dbus_message_iter_append_basic (iter, DBUS_TYPE_OBJECT_PATH, &value); break; case DBUS_TYPE_BOOLEAN: if (strcmp (value, "true") == 0) { v_BOOLEAN = TRUE; dbus_message_iter_append_basic (iter, DBUS_TYPE_BOOLEAN, &v_BOOLEAN); } else if (strcmp (value, "false") == 0) { v_BOOLEAN = FALSE; dbus_message_iter_append_basic (iter, DBUS_TYPE_BOOLEAN, &v_BOOLEAN); } else { fprintf (stderr, "%s: Expected \"true\" or \"false\" instead of \"%s\"\n", appname, value); exit (1); } break; default: fprintf (stderr, "%s: Unsupported data type %c\n", appname, (char) type); exit (1); } } static void append_array (DBusMessageIter *iter, int type, const char *value) { const char *val; char *dupval = strdup (value); val = strtok (dupval, ","); while (val != NULL) { append_arg (iter, type, val); val = strtok (NULL, ","); } free (dupval); } static void append_dict (DBusMessageIter *iter, int keytype, int valtype, const char *value) { const char *val; char *dupval = strdup (value); val = strtok (dupval, ","); while (val != NULL) { DBusMessageIter subiter; dbus_message_iter_open_container (iter, DBUS_TYPE_DICT_ENTRY, NULL, &subiter); append_arg (&subiter, keytype, val); val = strtok (NULL, ","); if (val == NULL) { fprintf (stderr, "%s: Malformed dictionary\n", appname); exit (1); } append_arg (&subiter, valtype, val); dbus_message_iter_close_container (iter, &subiter); val = strtok (NULL, ","); } free (dupval); } static int type_from_name (const char *arg) { int type; if (!strcmp (arg, "string")) type = DBUS_TYPE_STRING; else if (!strcmp (arg, "int16")) type = DBUS_TYPE_INT16; else if (!strcmp (arg, "uint16")) type = DBUS_TYPE_UINT16; else if (!strcmp (arg, "int32")) type = DBUS_TYPE_INT32; else if (!strcmp (arg, "uint32")) type = DBUS_TYPE_UINT32; else if (!strcmp (arg, "int64")) type = DBUS_TYPE_INT64; else if (!strcmp (arg, "uint64")) type = DBUS_TYPE_UINT64; else if (!strcmp (arg, "double")) type = DBUS_TYPE_DOUBLE; else if (!strcmp (arg, "byte")) type = DBUS_TYPE_BYTE; else if (!strcmp (arg, "boolean")) type = DBUS_TYPE_BOOLEAN; else if (!strcmp (arg, "objpath")) type = DBUS_TYPE_OBJECT_PATH; else { fprintf (stderr, "%s: Unknown type \"%s\"\n", appname, arg); exit (1); } return type; } int main (int argc, char *argv[]) { DBusConnection *connection; DBusError error; DBusMessage *message; int print_reply; int print_reply_literal; int reply_timeout; DBusMessageIter iter; int i; DBusBusType type = DBUS_BUS_SESSION; const char *dest = NULL; const char *name = NULL; const char *path = NULL; int message_type = DBUS_MESSAGE_TYPE_SIGNAL; const char *type_str = NULL; const char *address = NULL; int session_or_system = FALSE; appname = argv[0]; if (argc < 3) usage (1); print_reply = FALSE; print_reply_literal = FALSE; reply_timeout = -1; for (i = 1; i < argc && name == NULL; i++) { char *arg = argv[i]; if (strcmp (arg, "--system") == 0) { type = DBUS_BUS_SYSTEM; session_or_system = TRUE; } else if (strcmp (arg, "--session") == 0) { type = DBUS_BUS_SESSION; session_or_system = TRUE; } else if (strstr (arg, "--address") == arg) { address = strchr (arg, '='); if (address == NULL) { fprintf (stderr, "\"--address=\" requires an ADDRESS\n"); usage (1); } else { address = address + 1; } } else if (strncmp (arg, "--print-reply", 13) == 0) { print_reply = TRUE; message_type = DBUS_MESSAGE_TYPE_METHOD_CALL; if (*(arg + 13) != '\0') print_reply_literal = TRUE; } else if (strstr (arg, "--reply-timeout=") == arg) { reply_timeout = strtol (strchr (arg, '=') + 1, NULL, 10); } else if (strstr (arg, "--dest=") == arg) dest = strchr (arg, '=') + 1; else if (strstr (arg, "--type=") == arg) type_str = strchr (arg, '=') + 1; else if (!strcmp(arg, "--help")) usage (0); else if (arg[0] == '-') usage (1); else if (path == NULL) path = arg; else /* name == NULL guaranteed by the 'while' loop */ name = arg; } if (name == NULL) usage (1); if (session_or_system && (address != NULL)) { fprintf (stderr, "\"--address\" may not be used with \"--system\" or \"--session\"\n"); usage (1); } if (type_str != NULL) { message_type = dbus_message_type_from_string (type_str); if (!(message_type == DBUS_MESSAGE_TYPE_METHOD_CALL || message_type == DBUS_MESSAGE_TYPE_SIGNAL)) { fprintf (stderr, "Message type \"%s\" is not supported\n", type_str); exit (1); } } dbus_error_init (&error); if (address != NULL) { connection = dbus_connection_open (address, &error); } else { connection = dbus_bus_get (type, &error); } if (connection == NULL) { fprintf (stderr, "Failed to open connection to \"%s\" message bus: %s\n", (address != NULL) ? address : ((type == DBUS_BUS_SYSTEM) ? "system" : "session"), error.message); dbus_error_free (&error); exit (1); } if (message_type == DBUS_MESSAGE_TYPE_METHOD_CALL) { char *last_dot; last_dot = strrchr (name, '.'); if (last_dot == NULL) { fprintf (stderr, "Must use org.mydomain.Interface.Method notation, no dot in \"%s\"\n", name); exit (1); } *last_dot = '\0'; message = dbus_message_new_method_call (NULL, path, name, last_dot + 1); dbus_message_set_auto_start (message, TRUE); } else if (message_type == DBUS_MESSAGE_TYPE_SIGNAL) { char *last_dot; last_dot = strrchr (name, '.'); if (last_dot == NULL) { fprintf (stderr, "Must use org.mydomain.Interface.Signal notation, no dot in \"%s\"\n", name); exit (1); } *last_dot = '\0'; message = dbus_message_new_signal (path, name, last_dot + 1); } else { fprintf (stderr, "Internal error, unknown message type\n"); exit (1); } if (message == NULL) { fprintf (stderr, "Couldn't allocate D-Bus message\n"); exit (1); } if (dest && !dbus_message_set_destination (message, dest)) { fprintf (stderr, "Not enough memory\n"); exit (1); } dbus_message_iter_init_append (message, &iter); while (i < argc) { char *arg; char *c; int type; int secondary_type; int container_type; DBusMessageIter *target_iter; DBusMessageIter container_iter; type = DBUS_TYPE_INVALID; arg = argv[i++]; c = strchr (arg, ':'); if (c == NULL) { fprintf (stderr, "%s: Data item \"%s\" is badly formed\n", argv[0], arg); exit (1); } *(c++) = 0; container_type = DBUS_TYPE_INVALID; if (strcmp (arg, "variant") == 0) container_type = DBUS_TYPE_VARIANT; else if (strcmp (arg, "array") == 0) container_type = DBUS_TYPE_ARRAY; else if (strcmp (arg, "dict") == 0) container_type = DBUS_TYPE_DICT_ENTRY; if (container_type != DBUS_TYPE_INVALID) { arg = c; c = strchr (arg, ':'); if (c == NULL) { fprintf (stderr, "%s: Data item \"%s\" is badly formed\n", argv[0], arg); exit (1); } *(c++) = 0; } if (arg[0] == 0) type = DBUS_TYPE_STRING; else type = type_from_name (arg); if (container_type == DBUS_TYPE_DICT_ENTRY) { char sig[5]; arg = c; c = strchr (c, ':'); if (c == NULL) { fprintf (stderr, "%s: Data item \"%s\" is badly formed\n", argv[0], arg); exit (1); } *(c++) = 0; secondary_type = type_from_name (arg); sig[0] = DBUS_DICT_ENTRY_BEGIN_CHAR; sig[1] = type; sig[2] = secondary_type; sig[3] = DBUS_DICT_ENTRY_END_CHAR; sig[4] = '\0'; dbus_message_iter_open_container (&iter, DBUS_TYPE_ARRAY, sig, &container_iter); target_iter = &container_iter; } else if (container_type != DBUS_TYPE_INVALID) { char sig[2]; sig[0] = type; sig[1] = '\0'; dbus_message_iter_open_container (&iter, container_type, sig, &container_iter); target_iter = &container_iter; } else target_iter = &iter; if (container_type == DBUS_TYPE_ARRAY) { append_array (target_iter, type, c); } else if (container_type == DBUS_TYPE_DICT_ENTRY) { append_dict (target_iter, type, secondary_type, c); } else append_arg (target_iter, type, c); if (container_type != DBUS_TYPE_INVALID) { dbus_message_iter_close_container (&iter, &container_iter); } } if (print_reply) { DBusMessage *reply; dbus_error_init (&error); reply = dbus_connection_send_with_reply_and_block (connection, message, reply_timeout, &error); if (dbus_error_is_set (&error)) { fprintf (stderr, "Error %s: %s\n", error.name, error.message); exit (1); } if (reply) { print_message (reply, print_reply_literal); dbus_message_unref (reply); } } else { dbus_connection_send (connection, message, NULL); dbus_connection_flush (connection); } dbus_message_unref (message); dbus_connection_unref (connection); exit (0); }