26 #include "dbus-internals.h" 
   27 #include "dbus-marshal-recursive.h" 
   28 #include "dbus-marshal-validate.h" 
   29 #include "dbus-marshal-byteswap.h" 
   30 #include "dbus-marshal-header.h" 
   31 #include "dbus-signature.h" 
   32 #include "dbus-message-private.h" 
   33 #include "dbus-object-tree.h" 
   34 #include "dbus-memory.h" 
   35 #include "dbus-list.h" 
   36 #include "dbus-threads-internal.h" 
   37 #ifdef HAVE_UNIX_FD_PASSING 
   38 #include "dbus-sysdeps.h" 
   39 #include "dbus-sysdeps-unix.h" 
   44 #define _DBUS_TYPE_IS_STRINGLIKE(type) \ 
   45   (type == DBUS_TYPE_STRING || type == DBUS_TYPE_SIGNATURE || \ 
   46    type == DBUS_TYPE_OBJECT_PATH) 
   48 static void dbus_message_finalize (
DBusMessage *message);
 
   60 #ifdef DBUS_ENABLE_EMBEDDED_TESTS 
   62 _dbus_enable_message_cache (
void)
 
   64   static int enabled = -1;
 
   79             _dbus_warn (
"DBUS_MESSAGE_CACHE should be 0 or 1 if set, not '%s'",
 
   88 #   define _dbus_enable_message_cache() (TRUE) 
   91 #ifndef _dbus_message_trace_ref 
   98   static int enabled = -1;
 
  100   _dbus_trace_ref (
"DBusMessage", message, old_refcount, new_refcount, why,
 
  101       "DBUS_MESSAGE_TRACE", &enabled);
 
  114   DBUS_MESSAGE_ITER_TYPE_READER = 3,
 
  115   DBUS_MESSAGE_ITER_TYPE_WRITER = 7
 
  176       *type_str_p = &_dbus_empty_signature_str;
 
  195   if (byte_order == DBUS_COMPILER_BYTE_ORDER)
 
  198   _dbus_verbose (
"Swapping message into compiler byte order\n");
 
  200   get_const_signature (&message->
header, &type_str, &type_pos);
 
  204                           DBUS_COMPILER_BYTE_ORDER,
 
  209                 DBUS_COMPILER_BYTE_ORDER);
 
  218 #define ensure_byte_order(message) _dbus_message_byteswap (message) 
  238   *body = &message->
body;
 
  256 #ifdef HAVE_UNIX_FD_PASSING 
  257   *fds = message->unix_fds;
 
  258   *n_fds = message->n_unix_fds;
 
  280   _dbus_return_if_fail (message != 
NULL);
 
  281   _dbus_return_if_fail (!message->
locked);
 
  315         _dbus_string_get_length (&message->
header.
data) +
 
  316         _dbus_string_get_length (&message->
body);
 
  318 #ifdef HAVE_UNIX_FD_PASSING 
  319       message->unix_fd_counter_delta = message->n_unix_fds;
 
  323       _dbus_verbose (
"message has size %ld\n",
 
  332 #ifdef HAVE_UNIX_FD_PASSING 
  388 #ifdef HAVE_UNIX_FD_PASSING 
  412                                    _dbus_string_get_length (&message->
body));
 
  484 #define MAX_MESSAGE_SIZE_TO_CACHE 10 * _DBUS_ONE_KILOBYTE 
  487 #define MAX_MESSAGE_CACHE_SIZE    5 
  491 static int message_cache_count = 0;
 
  495 dbus_message_cache_shutdown (
void *data)
 
  501         "before registering a shutdown function");
 
  506       if (message_cache[i])
 
  507         dbus_message_finalize (message_cache[i]);
 
  512   message_cache_count = 0;
 
  513   message_cache_shutdown_registered = 
FALSE;
 
  526 dbus_message_get_cached (
void)
 
  542   if (message_cache_count == 0)
 
  557       if (message_cache[i])
 
  559           message = message_cache[i];
 
  560           message_cache[i] = 
NULL;
 
  561           message_cache_count -= 1;
 
  579 #ifdef HAVE_UNIX_FD_PASSING 
  581 close_unix_fds(
int *fds, 
unsigned *n_fds)
 
  591   for (i = 0; i < *n_fds; i++)
 
  607 free_counter (
void *element,
 
  614 #ifdef HAVE_UNIX_FD_PASSING 
  628 dbus_message_cache_or_finalize (
DBusMessage *message)
 
  641                       free_counter, message);
 
  644 #ifdef HAVE_UNIX_FD_PASSING 
  645   close_unix_fds(message->unix_fds, &message->n_unix_fds);
 
  655           "the first time we constructed a message");
 
  658   if (!message_cache_shutdown_registered)
 
  668           message_cache[i] = 
NULL;
 
  672       message_cache_shutdown_registered = 
TRUE;
 
  677   if (!_dbus_enable_message_cache ())
 
  680   if ((_dbus_string_get_length (&message->
header.
data) +
 
  681        _dbus_string_get_length (&message->
body)) >
 
  690   while (message_cache[i] != 
NULL)
 
  696   message_cache[i] = message;
 
  697   message_cache_count += 1;
 
  699 #ifndef DBUS_DISABLE_CHECKS 
  709     dbus_message_finalize (message);
 
  733   _dbus_return_if_fail (iter != 
NULL);
 
  744 #if defined(DBUS_ENABLE_CHECKS) || defined(DBUS_ENABLE_ASSERT) 
  759                                "closed, or is uninitialized or corrupt");
 
  765   if (iter->
iter_type == DBUS_MESSAGE_ITER_TYPE_READER)
 
  775   else if (iter->
iter_type == DBUS_MESSAGE_ITER_TYPE_WRITER)
 
  793       _dbus_warn_check_failed (
"dbus message iterator invalid because the message has been modified (or perhaps the iterator is just uninitialized)");
 
  820   int spec_type, msg_type, i, j;
 
  828   spec_type = first_arg_type;
 
  834   DBUS_VA_COPY (copy_args, var_args);
 
  840       if (msg_type != spec_type)
 
  843                           "Argument %d is specified to be of type \"%s\", but " 
  844                           "is actually of type \"%s\"\n", i,
 
  853 #ifdef HAVE_UNIX_FD_PASSING 
  857           pfd = va_arg (var_args, 
int*);
 
  865                               "Message refers to file descriptor at index %i," 
  866                               "but has only %i descriptors attached.\n",
 
  878                           "Platform does not support file desciptor passing.\n");
 
  896           int spec_element_type;
 
  901           spec_element_type = va_arg (var_args, 
int);
 
  904           if (spec_element_type != element_type)
 
  907                               "Argument %d is specified to be an array of \"%s\", but " 
  908                               "is actually an array of \"%s\"\n",
 
  920               n_elements_p = va_arg (var_args, 
int*);
 
  928                                                   (
void *) ptr, n_elements_p);
 
  930           else if (_DBUS_TYPE_IS_STRINGLIKE (spec_element_type))
 
  936               str_array_p = va_arg (var_args, 
char***);
 
  937               n_elements_p = va_arg (var_args, 
int*);
 
  952               str_array = 
dbus_new0 (
char*, n_elements + 1);
 
  953               if (str_array == 
NULL)
 
  955                   _DBUS_SET_OOM (error);
 
  963               while (j < n_elements)
 
  970                   if (str_array[j] == 
NULL)
 
  973                       _DBUS_SET_OOM (error);
 
  987               *str_array_p = str_array;
 
  988               *n_elements_p = n_elements;
 
  990 #ifndef DBUS_DISABLE_CHECKS 
  993               _dbus_warn (
"you can't read arrays of container types (struct, variant, array) with %s for now",
 
  994                           _DBUS_FUNCTION_NAME);
 
  999 #ifndef DBUS_DISABLE_CHECKS 
 1002           _dbus_warn (
"you can only read arrays and basic types with %s for now",
 
 1003                       _DBUS_FUNCTION_NAME);
 
 1011       spec_type = va_arg (var_args, 
int);
 
 1015                           "Message has only %d arguments, but more were expected", i);
 
 1029       spec_type = first_arg_type;
 
 1036 #ifdef HAVE_UNIX_FD_PASSING 
 1039               pfd = va_arg (copy_args, 
int *);
 
 1055               int spec_element_type;
 
 1057               spec_element_type = va_arg (copy_args, 
int);
 
 1062                   va_arg (copy_args, 
int *);
 
 1064               else if (_DBUS_TYPE_IS_STRINGLIKE (spec_element_type))
 
 1066                   char ***str_array_p;
 
 1068                   str_array_p = va_arg (copy_args, 
char ***);
 
 1070                   va_arg (copy_args, 
int *);
 
 1073                   *str_array_p = 
NULL;
 
 1077           spec_type = va_arg (copy_args, 
int);
 
 1147   _dbus_return_val_if_fail (message != 
NULL, 0);
 
 1166   _dbus_return_val_if_fail (message != 
NULL, 
FALSE);
 
 1167   _dbus_return_val_if_fail (!message->
locked, 
FALSE);
 
 1168   _dbus_return_val_if_fail (reply_serial != 0, 
FALSE); 
 
 1170   value.
u32 = reply_serial;
 
 1189   _dbus_return_val_if_fail (message != 
NULL, 0);
 
 1209                       free_counter, message);
 
 1215 #ifdef HAVE_UNIX_FD_PASSING 
 1216   close_unix_fds(message->unix_fds, &message->n_unix_fds);
 
 1226 dbus_message_new_empty_header (
void)
 
 1231   message = dbus_message_get_cached ();
 
 1233   if (message != 
NULL)
 
 1241       if (message == 
NULL)
 
 1243 #ifndef DBUS_DISABLE_CHECKS 
 1247 #ifdef HAVE_UNIX_FD_PASSING 
 1248       message->unix_fds = 
NULL;
 
 1249       message->n_unix_fds_allocated = 0;
 
 1255   _dbus_message_trace_ref (message, 0, 1, 
"new_empty_header");
 
 1258 #ifndef DBUS_DISABLE_CHECKS 
 1265 #ifdef HAVE_UNIX_FD_PASSING 
 1266   message->n_unix_fds = 0;
 
 1267   message->n_unix_fds_allocated = 0;
 
 1268   message->unix_fd_counter_delta = 0;
 
 1317   message = dbus_message_new_empty_header ();
 
 1318   if (message == 
NULL)
 
 1322                             DBUS_COMPILER_BYTE_ORDER,
 
 1362   _dbus_return_val_if_fail (path != 
NULL, 
NULL);
 
 1363   _dbus_return_val_if_fail (method != 
NULL, 
NULL);
 
 1364   _dbus_return_val_if_fail (destination == 
NULL ||
 
 1365                             _dbus_check_is_valid_bus_name (destination), 
NULL);
 
 1366   _dbus_return_val_if_fail (_dbus_check_is_valid_path (path), 
NULL);
 
 1367   _dbus_return_val_if_fail (iface == 
NULL ||
 
 1368                             _dbus_check_is_valid_interface (iface), 
NULL);
 
 1369   _dbus_return_val_if_fail (_dbus_check_is_valid_member (method), 
NULL);
 
 1371   message = dbus_message_new_empty_header ();
 
 1372   if (message == 
NULL)
 
 1376                             DBUS_COMPILER_BYTE_ORDER,
 
 1378                             destination, path, iface, method, 
NULL))
 
 1400   _dbus_return_val_if_fail (method_call != 
NULL, 
NULL);
 
 1406   message = dbus_message_new_empty_header ();
 
 1407   if (message == 
NULL)
 
 1411                             DBUS_COMPILER_BYTE_ORDER,
 
 1452   _dbus_return_val_if_fail (path != 
NULL, 
NULL);
 
 1453   _dbus_return_val_if_fail (iface != 
NULL, 
NULL);
 
 1454   _dbus_return_val_if_fail (name != 
NULL, 
NULL);
 
 1455   _dbus_return_val_if_fail (_dbus_check_is_valid_path (path), 
NULL);
 
 1456   _dbus_return_val_if_fail (_dbus_check_is_valid_interface (iface), 
NULL);
 
 1457   _dbus_return_val_if_fail (_dbus_check_is_valid_member (name), 
NULL);
 
 1459   message = dbus_message_new_empty_header ();
 
 1460   if (message == 
NULL)
 
 1464                             DBUS_COMPILER_BYTE_ORDER,
 
 1493                         const char  *error_name,
 
 1494                         const char  *error_message)
 
 1500   _dbus_return_val_if_fail (reply_to != 
NULL, 
NULL);
 
 1501   _dbus_return_val_if_fail (error_name != 
NULL, 
NULL);
 
 1502   _dbus_return_val_if_fail (_dbus_check_is_valid_error_name (error_name), 
NULL);
 
 1510   message = dbus_message_new_empty_header ();
 
 1511   if (message == 
NULL)
 
 1515                             DBUS_COMPILER_BYTE_ORDER,
 
 1532   if (error_message != 
NULL)
 
 1565                                const char  *error_name,
 
 1566                                const char  *error_format,
 
 1573   _dbus_return_val_if_fail (reply_to != 
NULL, 
NULL);
 
 1574   _dbus_return_val_if_fail (error_name != 
NULL, 
NULL);
 
 1575   _dbus_return_val_if_fail (_dbus_check_is_valid_error_name (error_name), 
NULL);
 
 1580   va_start (args, error_format);
 
 1584                                       _dbus_string_get_const_data (&str));
 
 1613   _dbus_return_val_if_fail (message != 
NULL, 
NULL);
 
 1622 #ifndef DBUS_DISABLE_CHECKS 
 1633                                        _dbus_string_get_length (&message->
body)))
 
 1644 #ifdef HAVE_UNIX_FD_PASSING 
 1645   retval->unix_fds = 
dbus_new(
int, message->n_unix_fds);
 
 1646   if (retval->unix_fds == 
NULL && message->n_unix_fds > 0)
 
 1649   retval->n_unix_fds_allocated = message->n_unix_fds;
 
 1651   for (retval->n_unix_fds = 0;
 
 1652        retval->n_unix_fds < message->n_unix_fds;
 
 1653        retval->n_unix_fds++)
 
 1655       retval->unix_fds[retval->n_unix_fds] = 
_dbus_dup(message->unix_fds[retval->n_unix_fds], 
NULL);
 
 1657       if (retval->unix_fds[retval->n_unix_fds] < 0)
 
 1663   _dbus_message_trace_ref (retval, 0, 1, 
"copy");
 
 1670 #ifdef HAVE_UNIX_FD_PASSING 
 1671   close_unix_fds(retval->unix_fds, &retval->n_unix_fds);
 
 1693   _dbus_return_val_if_fail (message != 
NULL, 
NULL);
 
 1699   _dbus_message_trace_ref (message, old_refcount, old_refcount + 1, 
"ref");
 
 1716   _dbus_return_if_fail (message != 
NULL);
 
 1718   _dbus_return_if_fail (!message->
in_cache);
 
 1724   _dbus_message_trace_ref (message, old_refcount, old_refcount - 1, 
"unref");
 
 1726   if (old_refcount == 1)
 
 1729       dbus_message_cache_or_finalize (message);
 
 1821   _dbus_return_val_if_fail (message != 
NULL, 
FALSE);
 
 1823   va_start (var_args, first_arg_type);
 
 1853   _dbus_return_val_if_fail (message != 
NULL, 
FALSE);
 
 1855   type = first_arg_type;
 
 1877           element_type = va_arg (var_args, 
int);
 
 1879           buf[0] = element_type;
 
 1894               n_elements = va_arg (var_args, 
int);
 
 1904           else if (_DBUS_TYPE_IS_STRINGLIKE (element_type))
 
 1906               const char ***value_p;
 
 1911               value_p = va_arg (var_args, 
const char***);
 
 1912               n_elements = va_arg (var_args, 
int);
 
 1917               while (i < n_elements)
 
 1930               _dbus_warn (
"arrays of %s can't be appended with %s for now",
 
 1932                           _DBUS_FUNCTION_NAME);
 
 1940 #ifndef DBUS_DISABLE_CHECKS 
 1943           _dbus_warn (
"type %s isn't supported yet in %s",
 
 1949       type = va_arg (var_args, 
int);
 
 2011   _dbus_return_val_if_fail (message != 
NULL, 
FALSE);
 
 2012   _dbus_return_val_if_error_is_set (error, 
FALSE);
 
 2014   va_start (var_args, first_arg_type);
 
 2039   _dbus_return_val_if_fail (message != 
NULL, 
FALSE);
 
 2040   _dbus_return_val_if_error_is_set (error, 
FALSE);
 
 2047 _dbus_message_iter_init_common (
DBusMessage         *message,
 
 2065       4 * 
sizeof (
void *) + 
sizeof (
dbus_uint32_t) + 9 * 
sizeof (
int));
 
 2108   _dbus_return_val_if_fail (message != 
NULL, 
FALSE);
 
 2109   _dbus_return_val_if_fail (iter != 
NULL, 
FALSE);
 
 2111   get_const_signature (&message->
header, &type_str, &type_pos);
 
 2113   _dbus_message_iter_init_common (message, real,
 
 2114                                   DBUS_MESSAGE_ITER_TYPE_READER);
 
 2136   _dbus_return_val_if_fail (_dbus_message_iter_check (real), 
FALSE);
 
 2137   _dbus_return_val_if_fail (real->
iter_type == DBUS_MESSAGE_ITER_TYPE_READER, 
FALSE);
 
 2155   _dbus_return_val_if_fail (_dbus_message_iter_check (real), 
FALSE);
 
 2156   _dbus_return_val_if_fail (real->
iter_type == DBUS_MESSAGE_ITER_TYPE_READER, 
FALSE);
 
 2181   _dbus_return_val_if_fail (real->
iter_type == DBUS_MESSAGE_ITER_TYPE_READER, 
FALSE);
 
 2238   _dbus_return_if_fail (_dbus_message_iter_check (real));
 
 2239   _dbus_return_if_fail (sub != 
NULL);
 
 2265   _dbus_return_val_if_fail (_dbus_message_iter_check (real), 
NULL);
 
 2273                                 _dbus_string_get_const_data (sig) + start,
 
 2335   _dbus_return_if_fail (_dbus_message_iter_check (real));
 
 2336   _dbus_return_if_fail (value != 
NULL);
 
 2340 #ifdef HAVE_UNIX_FD_PASSING 
 2348         *((
int*) value) = -1;
 
 2354       *((
int*) value) = -1;
 
 2382   _dbus_return_val_if_fail (_dbus_message_iter_check (real), 0);
 
 2392       n_elements = total_len / alignment;
 
 2423   _dbus_return_val_if_fail (_dbus_message_iter_check (real), 0);
 
 2469 #ifndef DBUS_DISABLE_CHECKS 
 2472   _dbus_return_if_fail (_dbus_message_iter_check (real));
 
 2473   _dbus_return_if_fail (value != 
NULL);
 
 2499   _dbus_return_if_fail (message != 
NULL);
 
 2500   _dbus_return_if_fail (iter != 
NULL);
 
 2502   _dbus_message_iter_init_common (message, real,
 
 2503                                   DBUS_MESSAGE_ITER_TYPE_WRITER);
 
 2512                                         _dbus_string_get_length (&message->
body));
 
 2528   int current_sig_pos;
 
 2545                                    ¤t_sig, ¤t_sig_pos))
 
 2552       current_len = _dbus_string_get_byte (current_sig, current_sig_pos);
 
 2553       current_sig_pos += 1; 
 
 2584                                str, _dbus_string_get_length (str));
 
 2601   const char *v_STRING;
 
 2618   v_STRING = _dbus_string_get_const_data (str);
 
 2661 #ifndef DBUS_DISABLE_CHECKS 
 2665   if (!_dbus_message_iter_check (iter))
 
 2678 #ifdef HAVE_UNIX_FD_PASSING 
 2688   if (m->n_unix_fds + n > m->n_unix_fds_allocated)
 
 2694       k = (m->n_unix_fds + n) * 2;
 
 2705       m->n_unix_fds_allocated = k;
 
 2708   return m->unix_fds + m->n_unix_fds;
 
 2739   _dbus_return_val_if_fail (_dbus_message_iter_append_check (real), 
FALSE);
 
 2740   _dbus_return_val_if_fail (real->
iter_type == DBUS_MESSAGE_ITER_TYPE_WRITER, 
FALSE);
 
 2742   _dbus_return_val_if_fail (value != 
NULL, 
FALSE);
 
 2744 #ifndef DBUS_DISABLE_CHECKS 
 2749       const char * 
const *string_p;
 
 2754         _dbus_return_val_if_fail (_dbus_check_is_valid_utf8 (*string_p), 
FALSE);
 
 2759         _dbus_return_val_if_fail (_dbus_check_is_valid_path (*string_p), 
FALSE);
 
 2767                                                                    _dbus_string_get_length (&str));
 
 2777         _dbus_return_val_if_fail (*bool_p == 0 || *bool_p == 1, 
FALSE);
 
 2787   if (!_dbus_message_iter_open_signature (real))
 
 2792 #ifdef HAVE_UNIX_FD_PASSING 
 2799       if (!(fds = expand_fd_array(real->
message, 1)))
 
 2806       u = real->
message->n_unix_fds;
 
 2814       real->
message->n_unix_fds += 1;
 
 2841   if (!_dbus_message_iter_close_signature (real))
 
 2891   _dbus_return_val_if_fail (_dbus_message_iter_append_check (real), 
FALSE);
 
 2892   _dbus_return_val_if_fail (real->
iter_type == DBUS_MESSAGE_ITER_TYPE_WRITER, 
FALSE);
 
 2895   _dbus_return_val_if_fail (value != 
NULL, 
FALSE);
 
 2896   _dbus_return_val_if_fail (n_elements >= 0, 
FALSE);
 
 2897   _dbus_return_val_if_fail (n_elements <=
 
 2901 #ifndef DBUS_DISABLE_CHECKS 
 2907       for (i = 0; i < n_elements; i++)
 
 2909           _dbus_return_val_if_fail ((*bools)[i] == 0 || (*bools)[i] == 1, 
FALSE);
 
 2949                                   const char      *contained_signature,
 
 2958   _dbus_return_val_if_fail (sub != 
NULL, 
FALSE);
 
 2961   _dbus_message_real_iter_zero (real_sub);
 
 2963   _dbus_return_val_if_fail (_dbus_message_iter_append_check (real), 
FALSE);
 
 2964   _dbus_return_val_if_fail (real->
iter_type == DBUS_MESSAGE_ITER_TYPE_WRITER, 
FALSE);
 
 2967                              contained_signature == 
NULL) ||
 
 2969                              contained_signature == 
NULL) ||
 
 2971                              contained_signature != 
NULL) ||
 
 2979   if (contained_signature != 
NULL)
 
 2984           _dbus_string_get_length (&contained_str));
 
 2992       contained_signature_validity = DBUS_VALID_BUT_INCOMPLETE;
 
 2996                             contained_signature == 
NULL ||
 
 3000   if (!_dbus_message_iter_open_signature (real))
 
 3006   if (contained_signature != 
NULL)
 
 3024     _dbus_message_iter_abandon_signature (real);
 
 3057   _dbus_return_val_if_fail (_dbus_message_iter_append_check (real), 
FALSE);
 
 3058   _dbus_return_val_if_fail (real->
iter_type == DBUS_MESSAGE_ITER_TYPE_WRITER, 
FALSE);
 
 3059   _dbus_return_val_if_fail (_dbus_message_iter_append_check (real_sub), 
FALSE);
 
 3060   _dbus_return_val_if_fail (real_sub->
iter_type == DBUS_MESSAGE_ITER_TYPE_WRITER, 
FALSE);
 
 3064   _dbus_message_real_iter_zero (real_sub);
 
 3066   if (!_dbus_message_iter_close_signature (real))
 
 3090 #ifndef DBUS_DISABLE_CHECKS 
 3091   _dbus_return_if_fail (_dbus_message_iter_append_check (real));
 
 3092   _dbus_return_if_fail (real->
iter_type == DBUS_MESSAGE_ITER_TYPE_WRITER);
 
 3093   _dbus_return_if_fail (_dbus_message_iter_append_check (real_sub));
 
 3094   _dbus_return_if_fail (real_sub->
iter_type == DBUS_MESSAGE_ITER_TYPE_WRITER);
 
 3097   _dbus_message_iter_abandon_signature (real);
 
 3098   _dbus_message_real_iter_zero (real_sub);
 
 3155   if (_dbus_message_real_iter_is_zeroed (real) &&
 
 3156       _dbus_message_real_iter_is_zeroed (real_sub))
 
 3159 #ifndef DBUS_DISABLE_CHECKS 
 3164   _dbus_return_if_fail (_dbus_message_iter_append_check (real));
 
 3165   _dbus_return_if_fail (real->
iter_type == DBUS_MESSAGE_ITER_TYPE_WRITER);
 
 3175   if (_dbus_message_real_iter_is_zeroed (real_sub))
 
 3178 #ifndef DBUS_DISABLE_CHECKS 
 3179   _dbus_return_if_fail (_dbus_message_iter_append_check (real_sub));
 
 3180   _dbus_return_if_fail (real_sub->
iter_type == DBUS_MESSAGE_ITER_TYPE_WRITER);
 
 3187   _dbus_message_iter_abandon_signature (real);
 
 3188   _dbus_message_real_iter_zero (real_sub);
 
 3211   _dbus_return_if_fail (message != 
NULL);
 
 3212   _dbus_return_if_fail (!message->
locked);
 
 3229   _dbus_return_val_if_fail (message != 
NULL, 
FALSE);
 
 3253   _dbus_return_if_fail (message != 
NULL);
 
 3254   _dbus_return_if_fail (!message->
locked);
 
 3271   _dbus_return_val_if_fail (message != 
NULL, 
FALSE);
 
 3292                        const char    *object_path)
 
 3294   _dbus_return_val_if_fail (message != 
NULL, 
FALSE);
 
 3295   _dbus_return_val_if_fail (!message->
locked, 
FALSE);
 
 3296   _dbus_return_val_if_fail (object_path == 
NULL ||
 
 3297                             _dbus_check_is_valid_path (object_path),
 
 3300   return set_or_delete_string_field (message,
 
 3324   _dbus_return_val_if_fail (message != 
NULL, 
NULL);
 
 3347   const char *msg_path;
 
 3350   if (msg_path == 
NULL)
 
 3361   if (strcmp (msg_path, path) == 0)
 
 3393   _dbus_return_val_if_fail (message != 
NULL, 
FALSE);
 
 3394   _dbus_return_val_if_fail (path != 
NULL, 
FALSE);
 
 3425   _dbus_return_val_if_fail (message != 
NULL, 
FALSE);
 
 3426   _dbus_return_val_if_fail (!message->
locked, 
FALSE);
 
 3427   _dbus_return_val_if_fail (iface == 
NULL ||
 
 3428                             _dbus_check_is_valid_interface (iface),
 
 3431   return set_or_delete_string_field (message,
 
 3455   _dbus_return_val_if_fail (message != 
NULL, 
NULL);
 
 3476   const char *msg_interface;
 
 3479   if (msg_interface == 
NULL)
 
 3490   if (strcmp (msg_interface, iface) == 0)
 
 3513   _dbus_return_val_if_fail (message != 
NULL, 
FALSE);
 
 3514   _dbus_return_val_if_fail (!message->
locked, 
FALSE);
 
 3515   _dbus_return_val_if_fail (member == 
NULL ||
 
 3516                             _dbus_check_is_valid_member (member),
 
 3519   return set_or_delete_string_field (message,
 
 3541   _dbus_return_val_if_fail (message != 
NULL, 
NULL);
 
 3562   const char *msg_member;
 
 3565   if (msg_member == 
NULL)
 
 3576   if (strcmp (msg_member, member) == 0)
 
 3596                              const char   *error_name)
 
 3598   _dbus_return_val_if_fail (message != 
NULL, 
FALSE);
 
 3599   _dbus_return_val_if_fail (!message->
locked, 
FALSE);
 
 3600   _dbus_return_val_if_fail (error_name == 
NULL ||
 
 3601                             _dbus_check_is_valid_error_name (error_name),
 
 3604   return set_or_delete_string_field (message,
 
 3625   _dbus_return_val_if_fail (message != 
NULL, 
NULL);
 
 3650                               const char   *destination)
 
 3652   _dbus_return_val_if_fail (message != 
NULL, 
FALSE);
 
 3653   _dbus_return_val_if_fail (!message->
locked, 
FALSE);
 
 3654   _dbus_return_val_if_fail (destination == 
NULL ||
 
 3655                             _dbus_check_is_valid_bus_name (destination),
 
 3658   return set_or_delete_string_field (message,
 
 3678   _dbus_return_val_if_fail (message != 
NULL, 
NULL);
 
 3706   _dbus_return_val_if_fail (message != 
NULL, 
FALSE);
 
 3707   _dbus_return_val_if_fail (!message->
locked, 
FALSE);
 
 3708   _dbus_return_val_if_fail (sender == 
NULL ||
 
 3709                             _dbus_check_is_valid_bus_name (sender),
 
 3712   return set_or_delete_string_field (message,
 
 3738   _dbus_return_val_if_fail (message != 
NULL, 
NULL);
 
 3772   _dbus_return_val_if_fail (message != 
NULL, 
NULL);
 
 3774   get_const_signature (&message->
header, &type_str, &type_pos);
 
 3776   return _dbus_string_get_const_data_len (type_str, type_pos, 0);
 
 3780 _dbus_message_has_type_interface_member (
DBusMessage *message,
 
 3800   if (n && strcmp (n, member) == 0)
 
 3804       if (n == 
NULL || strcmp (n, iface) == 0)
 
 3830   _dbus_return_val_if_fail (message != 
NULL, 
FALSE);
 
 3831   _dbus_return_val_if_fail (iface != 
NULL, 
FALSE);
 
 3832   _dbus_return_val_if_fail (method != 
NULL, 
FALSE);
 
 3837   return _dbus_message_has_type_interface_member (message,
 
 3856                         const char  *signal_name)
 
 3858   _dbus_return_val_if_fail (message != 
NULL, 
FALSE);
 
 3859   _dbus_return_val_if_fail (iface != 
NULL, 
FALSE);
 
 3860   _dbus_return_val_if_fail (signal_name != 
NULL, 
FALSE);
 
 3865   return _dbus_message_has_type_interface_member (message,
 
 3867                                                   iface, signal_name);
 
 3882                        const char  *error_name)
 
 3886   _dbus_return_val_if_fail (message != 
NULL, 
FALSE);
 
 3887   _dbus_return_val_if_fail (error_name != 
NULL, 
FALSE);
 
 3897   if (n && strcmp (n, error_name) == 0)
 
 3919   _dbus_return_val_if_fail (message != 
NULL, 
FALSE);
 
 3920   _dbus_return_val_if_fail (name != 
NULL, 
FALSE);
 
 3927   if (s && strcmp (s, name) == 0)
 
 3954   _dbus_return_val_if_fail (message != 
NULL, 
FALSE);
 
 3955   _dbus_return_val_if_fail (name != 
NULL, 
FALSE);
 
 3962   if (s && strcmp (s, name) == 0)
 
 3979                             const char    *signature)
 
 3983   _dbus_return_val_if_fail (message != 
NULL, 
FALSE);
 
 3984   _dbus_return_val_if_fail (signature != 
NULL, 
FALSE);
 
 3991   if (s && strcmp (s, signature) == 0)
 
 4025   _dbus_return_val_if_fail (message != 
NULL, 
FALSE);
 
 4026   _dbus_return_val_if_error_is_set (error, 
FALSE);
 
 4037                   str ? 
"%s" : 
NULL, str);
 
 4051 #ifdef HAVE_UNIX_FD_PASSING 
 4054   return message->n_unix_fds > 0;
 
 4078 #define INITIAL_LOADER_DATA_LEN 32 
 4119 #ifdef HAVE_UNIX_FD_PASSING 
 4120   loader->unix_fds = 
NULL;
 
 4121   loader->n_unix_fds = loader->n_unix_fds_allocated = 0;
 
 4122   loader->unix_fds_outstanding = 
FALSE;
 
 4154 #ifdef HAVE_UNIX_FD_PASSING 
 4155       close_unix_fds(loader->unix_fds, &loader->n_unix_fds);
 
 4193   *buffer = &loader->
data;
 
 4197   if (max_to_read != 
NULL)
 
 4199 #ifdef HAVE_UNIX_FD_PASSING 
 4203       int fields_array_len;
 
 4209       *may_read_fds = 
TRUE;
 
 4211 #ifdef HAVE_UNIX_FD_PASSING 
 4214       if (loader->n_unix_fds == 0)
 
 4225       remain = _dbus_string_get_length (&loader->
data);
 
 4239               *may_read_fds = 
FALSE;
 
 4263               needed = header_len + body_len;
 
 4265               *max_to_read = needed - remain;
 
 4266               *may_read_fds = 
FALSE;
 
 4272           needed = header_len + body_len;
 
 4301 #ifdef HAVE_UNIX_FD_PASSING 
 4315                                   unsigned           *max_n_fds)
 
 4335       loader->unix_fds = a;
 
 4339   *fds = loader->unix_fds + loader->n_unix_fds;
 
 4340   *max_n_fds = loader->n_unix_fds_allocated - loader->n_unix_fds;
 
 4342   loader->unix_fds_outstanding = 
TRUE;
 
 4362   _dbus_assert(loader->unix_fds + loader->n_unix_fds == fds);
 
 4363   _dbus_assert(loader->n_unix_fds + n_fds <= loader->n_unix_fds_allocated);
 
 4365   loader->n_unix_fds += n_fds;
 
 4366   loader->unix_fds_outstanding = 
FALSE;
 
 4368   if (n_fds && loader->unix_fds_change)
 
 4369     loader->unix_fds_change (loader->unix_fds_change_data);
 
 4403               int                fields_array_len,
 
 4414   mode = DBUS_VALIDATION_MODE_DATA_IS_UNTRUSTED;
 
 4424   _dbus_assert ((header_len + body_len) <= _dbus_string_get_length (&loader->
data));
 
 4434                           _dbus_string_get_length (&loader->
data)))
 
 4436       _dbus_verbose (
"Failed to load header for new message code %d\n", validity);
 
 4455   if (mode != DBUS_VALIDATION_MODE_WE_TRUST_THIS_DATA_ABSOLUTELY)
 
 4457       get_const_signature (&message->
header, &type_str, &type_pos);
 
 4471           _dbus_verbose (
"Failed to validate message body code %d\n", validity);
 
 4486 #ifdef HAVE_UNIX_FD_PASSING 
 4488   if (n_unix_fds > loader->n_unix_fds)
 
 4490       _dbus_verbose(
"Message contains references to more unix fds than were sent %u != %u\n",
 
 4491                     n_unix_fds, loader->n_unix_fds);
 
 4504       message->unix_fds = 
_dbus_memdup(loader->unix_fds, n_unix_fds * 
sizeof(message->unix_fds[0]));
 
 4505       if (message->unix_fds == 
NULL)
 
 4507           _dbus_verbose (
"Failed to allocate file descriptor array\n");
 
 4512       message->n_unix_fds_allocated = message->n_unix_fds = n_unix_fds;
 
 4513       loader->n_unix_fds -= n_unix_fds;
 
 4514       memmove (loader->unix_fds, loader->unix_fds + n_unix_fds, loader->n_unix_fds * sizeof (loader->unix_fds[0]));
 
 4516       if (loader->unix_fds_change)
 
 4517         loader->unix_fds_change (loader->unix_fds_change_data);
 
 4520     message->unix_fds = 
NULL;
 
 4526       _dbus_verbose (
"Hmm, message claims to come with file descriptors " 
 4527                      "but that's not supported on our platform, disconnecting.\n");
 
 4540       _dbus_verbose (
"Failed to append new message to loader queue\n");
 
 4547                 (header_len + body_len));
 
 4551       _dbus_verbose (
"Failed to move body into new message\n");
 
 4564   _dbus_verbose (
"Loaded message %p\n", message);
 
 4611       int byte_order, fields_array_len, header_len, body_len;
 
 4620                                                _dbus_string_get_length (&loader->
data)))
 
 4626           message = dbus_message_new_empty_header ();
 
 4627           if (message == 
NULL)
 
 4630           if (!load_message (loader, message,
 
 4631                              byte_order, fields_array_len,
 
 4632                              header_len, body_len))
 
 4646           _dbus_verbose (
"Initial peek at header says we don't have a whole message yet, or data broken with invalid code %d\n",
 
 4761       _dbus_verbose (
"clamping requested max message size %ld to %d\n",
 
 4792       _dbus_verbose (
"clamping requested max message unix_fds %ld to %d\n",
 
 4819 #ifdef HAVE_UNIX_FD_PASSING 
 4820   return loader->n_unix_fds;
 
 4836                                                void (* callback) (
void *),
 
 4839 #ifdef HAVE_UNIX_FD_PASSING 
 4840   loader->unix_fds_change = callback;
 
 4841   loader->unix_fds_change_data = data;
 
 4883   _dbus_return_if_fail (*slot_p >= 0);
 
 4911   _dbus_return_val_if_fail (message != 
NULL, 
FALSE);
 
 4912   _dbus_return_val_if_fail (slot >= 0, 
FALSE);
 
 4916                                      slot, data, free_data_func,
 
 4917                                      &old_free_func, &old_data);
 
 4923         (* old_free_func) (old_data);
 
 4943   _dbus_return_val_if_fail (message != 
NULL, 
NULL);
 
 4968   if (strcmp (type_str, 
"method_call") == 0)
 
 4970   if (strcmp (type_str, 
"method_return") == 0)
 
 4972   else if (strcmp (type_str, 
"signal") == 0)
 
 4974   else if (strcmp (type_str, 
"error") == 0)
 
 4999       return "method_call";
 
 5001       return "method_return";
 
 5025                       char        **marshalled_data_p,
 
 5031   _dbus_return_val_if_fail (msg != 
NULL, 
FALSE);
 
 5032   _dbus_return_val_if_fail (marshalled_data_p != 
NULL, 
FALSE);
 
 5033   _dbus_return_val_if_fail (len_p != 
NULL, 
FALSE);
 
 5039   was_locked = msg->
locked;
 
 5047   *len_p = _dbus_string_get_length (&tmp);
 
 5052   *len_p = _dbus_string_get_length (&tmp);
 
 5094   _dbus_return_val_if_fail (str != 
NULL, 
NULL);
 
 5129   _DBUS_SET_OOM (error);
 
 5151   int byte_order, fields_array_len, header_len, body_len;
 
 5165                                           &validity, &byte_order,
 
 5175       _dbus_assert (have_message || (header_len + body_len) > len);
 
 5176       (void) have_message; 
 
 5177       return header_len + body_len;
 
 5210   _dbus_return_if_fail (message != 
NULL);
 
 5211   _dbus_return_if_fail (!message->
locked);
 
 5227   _dbus_return_val_if_fail (message != 
NULL, 
FALSE);
 
 5303                                       &variant_signature, 0, &self->data, 0);
 
 5306                                   &contained_signature, 0, &variant_writer))
 
 5322                                       &contained_signature, 1, &array_writer))
 
 5326                                            &real_array_reader->
u.
reader))
 
 5350                                            &real_inner_reader->
u.
reader))
 
 5401   len = _dbus_string_get_byte (&self->data, 0);
 
 5402   ret = _dbus_string_get_const_data_len (&self->data, 1, len);
 
 5433   _dbus_assert (_dbus_message_iter_append_check (real_writer));
 
 5438                           &variant_signature, 0, &self->data, 0);
 
 5441   if (!_dbus_message_iter_open_signature (real_writer))
 
 5447   if (!_dbus_message_iter_close_signature (real_writer))
 
 5457   return _dbus_string_get_length (&self->data);
 
  
#define DBUS_TYPE_ARRAY
Type code marking a D-Bus array type.
void _dbus_data_slot_list_clear(DBusDataSlotList *list)
Frees all data slots contained in the list, calling application-provided free functions if they exist...
dbus_int32_t _dbus_atomic_dec(DBusAtomic *atomic)
Atomically decrement an integer.
#define DBUS_TYPE_STRING
Type code marking a UTF-8 encoded, nul-terminated Unicode string.
void dbus_message_set_no_reply(DBusMessage *message, dbus_bool_t no_reply)
Sets a flag indicating that the message does not want a reply; if this flag is set,...
void * _dbus_data_slot_list_get(DBusDataSlotAllocator *allocator, DBusDataSlotList *list, int slot)
Retrieves data previously set with _dbus_data_slot_list_set_data().
dbus_bool_t dbus_message_set_interface(DBusMessage *message, const char *iface)
Sets the interface this message is being sent to (for DBUS_MESSAGE_TYPE_METHOD_CALL) or the interface...
dbus_bool_t dbus_message_get_allow_interactive_authorization(DBusMessage *message)
Returns whether the flag controlled by dbus_message_set_allow_interactive_authorization() has been se...
DBusList * messages
Complete messages.
dbus_bool_t _dbus_type_reader_next(DBusTypeReader *reader)
Skip to the next value on this "level".
#define MAX_MESSAGE_SIZE_TO_CACHE
Avoid caching huge messages.
DBusValidationMode
This is used rather than a bool for high visibility.
#define DBUS_TYPE_INVALID
Type code that is never equal to a legitimate type code.
@ DBUS_VALID
the data is valid
void * dbus_realloc(void *memory, size_t bytes)
Resizes a block of memory previously allocated by dbus_malloc() or dbus_malloc0().
dbus_bool_t dbus_message_iter_close_container(DBusMessageIter *iter, DBusMessageIter *sub)
Closes a container-typed value appended to the message; may write out more information to the message...
DBusList * _dbus_list_find_last(DBusList **list, void *data)
Finds a value in the list.
DBusValidity _dbus_message_loader_get_corruption_reason(DBusMessageLoader *loader)
Checks what kind of bad data confused the loader.
void _dbus_header_update_lengths(DBusHeader *header, int body_len)
Fills in the correct body length.
DBUS_PRIVATE_EXPORT void _dbus_verbose_bytes_of_string(const DBusString *str, int start, int len)
Dump the given part of the string to verbose log.
DBusMessage * dbus_message_ref(DBusMessage *message)
Increments the reference count of a DBusMessage.
void _dbus_list_remove_link(DBusList **list, DBusList *link)
Removes a link from the list.
void _dbus_message_loader_set_max_message_unix_fds(DBusMessageLoader *loader, long n)
Sets the maximum unix fds per message we allow.
void _dbus_type_writer_init_values_only(DBusTypeWriter *writer, int byte_order, const DBusString *type_str, int type_pos, DBusString *value_str, int value_pos)
Like _dbus_type_writer_init(), except the type string passed in should correspond to an existing sign...
dbus_bool_t dbus_message_is_method_call(DBusMessage *message, const char *iface, const char *method)
Checks whether the message is a method call with the given interface and member fields.
void dbus_message_set_allow_interactive_authorization(DBusMessage *message, dbus_bool_t allow)
Sets a flag indicating that the caller of the method is prepared to wait for interactive authorizatio...
dbus_uint32_t sig_refcount
depth of open_signature()
void _dbus_string_free(DBusString *str)
Frees a string created by _dbus_string_init().
int _dbus_current_generation
_dbus_current_generation is used to track each time that dbus_shutdown() is called,...
dbus_bool_t dbus_message_iter_append_fixed_array(DBusMessageIter *iter, int element_type, const void *value, int n_elements)
Appends a block of fixed-length values to an array.
void _dbus_list_append_link(DBusList **list, DBusList *link)
Appends a link to the list.
const char * dbus_message_get_path(DBusMessage *message)
Gets the object path this message is being sent to (for DBUS_MESSAGE_TYPE_METHOD_CALL) or being emitt...
dbus_bool_t _dbus_message_loader_queue_messages(DBusMessageLoader *loader)
Converts buffered data into messages, if we have enough data.
dbus_bool_t dbus_message_iter_open_container(DBusMessageIter *iter, int type, const char *contained_signature, DBusMessageIter *sub)
Appends a container-typed value to the message.
union DBusMessageRealIter::@6 u
the type writer or reader that does all the work
int _dbus_message_loader_get_pending_fds_count(DBusMessageLoader *loader)
Return how many file descriptors are pending in the loader.
void _dbus_message_get_unix_fds(DBusMessage *message, const int **fds, unsigned *n_fds)
Gets the unix fds to be sent over the network for this message.
void _dbus_list_clear(DBusList **list)
Frees all links in the list and sets the list head to NULL.
int dbus_message_demarshal_bytes_needed(const char *buf, int len)
Returns the number of bytes required to be in the buffer to demarshal a D-Bus message.
void dbus_message_unref(DBusMessage *message)
Decrements the reference count of a DBusMessage, freeing the message if the count reaches 0.
DBusMessage * dbus_message_new_method_return(DBusMessage *method_call)
Constructs a message that is a reply to a method call.
#define DBUS_HEADER_FIELD_SENDER
Header field code for the sender of a message; usually initialized by the message bus.
#define DBUS_TYPE_UNIX_FD
Type code marking a unix file descriptor.
dbus_bool_t _dbus_string_compact(DBusString *str, int max_waste)
Compacts the string to avoid wasted memory.
dbus_bool_t _dbus_type_writer_recurse(DBusTypeWriter *writer, int container_type, const DBusString *contained_type, int contained_type_start, DBusTypeWriter *sub)
Opens a new container and writes out the initial information for that container.
dbus_bool_t _dbus_type_reader_has_next(const DBusTypeReader *reader)
Check whether there's another value on this "level".
dbus_bool_t _dbus_message_add_counter(DBusMessage *message, DBusCounter *counter)
Adds a counter to be incremented immediately with the size/unix fds of this message,...
unsigned int buffer_outstanding
Someone is using the buffer to read.
long max_message_size
Maximum size of a message.
int _dbus_type_reader_get_element_type(const DBusTypeReader *reader)
Gets the type of an element of the array the reader is currently pointing to.
#define DBUS_TYPE_VARIANT_AS_STRING
DBUS_TYPE_VARIANT as a string literal instead of a int literal
void(* DBusFreeFunction)(void *memory)
#define DBUS_HEADER_FIELD_PATH
Header field code for the path - the path is the object emitting a signal or the object receiving a m...
const char * dbus_message_type_to_string(int type)
Utility function to convert a D-Bus message type into a machine-readable string (not translated).
dbus_bool_t dbus_message_get_args_valist(DBusMessage *message, DBusError *error, int first_arg_type, va_list var_args)
Like dbus_message_get_args but takes a va_list for use by language bindings.
dbus_bool_t dbus_message_contains_unix_fds(DBusMessage *message)
Checks whether a message contains unix fds.
DBusList * _dbus_list_alloc_link(void *data)
Allocates a linked list node.
void _dbus_counter_unref(DBusCounter *counter)
Decrements refcount of the counter and possibly finalizes the counter.
void _dbus_type_writer_init_types_delayed(DBusTypeWriter *writer, int byte_order, DBusString *value_str, int value_pos)
Initialize a write iterator, with the signature to be provided later.
void _dbus_header_set_serial(DBusHeader *header, dbus_uint32_t serial)
Sets the serial number of a header.
dbus_bool_t _dbus_string_copy(const DBusString *source, int start, DBusString *dest, int insert_at)
Like _dbus_string_move(), but does not delete the section of the source string that's copied to the d...
DBusString * type_str
where to write typecodes (or read type expectations)
DBusValidity corruption_reason
why we were corrupted
dbus_uint32_t byte_order
byte order of the block
void _dbus_message_loader_putback_message_link(DBusMessageLoader *loader, DBusList *link)
Returns a popped message link, used to undo a pop.
void _dbus_type_reader_read_basic(const DBusTypeReader *reader, void *value)
Reads a basic-typed value, as with _dbus_marshal_read_basic().
void _dbus_counter_adjust_unix_fd(DBusCounter *counter, long delta)
Adjusts the value of the unix fd counter by the given delta which may be positive or negative.
void _dbus_message_remove_counter(DBusMessage *message, DBusCounter *counter)
Removes a counter tracking the size/unix fds of this message, and decrements the counter by the size/...
unsigned int corrupted
We got broken data, and are no longer working.
dbus_bool_t _dbus_header_delete_field(DBusHeader *header, int field)
Deletes a field, if it exists.
DBusMessage * dbus_message_new(int message_type)
Constructs a new message of the given message type.
dbus_uint32_t _dbus_header_get_serial(DBusHeader *header)
See dbus_message_get_serial()
int _dbus_type_get_alignment(int typecode)
Gets the alignment requirement for the given type; will be 1, 4, or 8.
DBusValidity _dbus_validate_body_with_reason(const DBusString *expected_signature, int expected_signature_start, int byte_order, int *bytes_remaining, const DBusString *value_str, int value_pos, int len)
Verifies that the range of value_str from value_pos to value_end is a legitimate value of type expect...
dbus_bool_t dbus_message_iter_init(DBusMessage *message, DBusMessageIter *iter)
Initializes a DBusMessageIter for reading the arguments of the message passed in.
#define DBUS_MESSAGE_TYPE_METHOD_CALL
Message type of a method call message, see dbus_message_get_type()
void dbus_error_init(DBusError *error)
Initializes a DBusError structure.
dbus_bool_t dbus_message_has_interface(DBusMessage *message, const char *iface)
Checks if the message has an interface.
void _dbus_message_loader_set_max_message_size(DBusMessageLoader *loader, long size)
Sets the maximum size message we allow.
dbus_bool_t _dbus_string_append_len(DBusString *str, const char *buffer, int len)
Appends block of bytes with the given length to a DBusString.
DBusMessageLoader * _dbus_message_loader_ref(DBusMessageLoader *loader)
Increments the reference count of the loader.
unsigned int locked
Message being sent, no modifications allowed.
void _dbus_message_loader_set_pending_fds_function(DBusMessageLoader *loader, void(*callback)(void *), void *data)
Register a function to be called whenever the number of pending file descriptors in the loader change...
dbus_bool_t dbus_message_set_error_name(DBusMessage *message, const char *error_name)
Sets the name of the error (DBUS_MESSAGE_TYPE_ERROR).
dbus_bool_t _dbus_header_load(DBusHeader *header, DBusValidationMode mode, DBusValidity *validity, int byte_order, int fields_array_len, int header_len, int body_len, const DBusString *str, int start, int len)
Creates a message header from potentially-untrusted data.
#define DBUS_HEADER_FIELD_SIGNATURE
Header field code for the type signature of a message.
DBUS_PRIVATE_EXPORT dbus_bool_t _dbus_message_iter_get_args_valist(DBusMessageIter *iter, DBusError *error, int first_arg_type, va_list var_args)
Implementation of the varargs arg-getting functions.
char _dbus_header_get_byte_order(const DBusHeader *header)
Returns the header's byte order.
dbus_bool_t _dbus_string_init(DBusString *str)
Initializes a string.
void dbus_message_iter_init_closed(DBusMessageIter *iter)
Initialize iter as if with DBUS_MESSAGE_ITER_INIT_CLOSED.
dbus_bool_t _dbus_string_append_printf_valist(DBusString *str, const char *format, va_list args)
Appends a printf-style formatted string to the DBusString.
dbus_int32_t _dbus_atomic_get(DBusAtomic *atomic)
Atomically get the value of an integer.
#define DBUS_MAXIMUM_MESSAGE_LENGTH
The maximum total message size including header and body; similar rationale to max array size.
long _dbus_message_loader_get_max_message_size(DBusMessageLoader *loader)
Gets the maximum allowed message size in bytes.
int _dbus_header_get_message_type(DBusHeader *header)
Gets the type of the message.
void _dbus_type_writer_add_types(DBusTypeWriter *writer, DBusString *type_str, int type_pos)
Adds type string to the writer, if it had none.
dbus_bool_t _dbus_variant_write(DBusVariant *self, DBusMessageIter *writer)
Copy the single D-Bus message item from self into writer.
dbus_bool_t dbus_message_allocate_data_slot(dbus_int32_t *slot_p)
Allocates an integer ID to be used for storing application-specific data on any DBusMessage.
dbus_bool_t dbus_message_iter_has_next(DBusMessageIter *iter)
Checks if an iterator has any more fields.
int refcount
Reference count.
int _dbus_dup(int fd, DBusError *error)
Duplicates a file descriptor.
const char * dbus_message_get_error_name(DBusMessage *message)
Gets the error name (DBUS_MESSAGE_TYPE_ERROR only) or NULL if none.
int dbus_message_iter_get_element_type(DBusMessageIter *iter)
Returns the element type of the array that the message iterator points to.
DBusList * _dbus_list_pop_first_link(DBusList **list)
Removes the first link in the list and returns it.
dbus_bool_t _dbus_list_append(DBusList **list, void *data)
Appends a value to the list.
dbus_bool_t _dbus_message_loader_get_is_corrupted(DBusMessageLoader *loader)
Checks whether the loader is confused due to bad data.
#define DBUS_MINIMUM_HEADER_SIZE
The smallest header size that can occur.
void dbus_message_iter_abandon_container(DBusMessageIter *iter, DBusMessageIter *sub)
Abandons creation of a contained-typed value and frees resources created by dbus_message_iter_open_co...
dbus_bool_t dbus_message_set_reply_serial(DBusMessage *message, dbus_uint32_t reply_serial)
Sets the reply serial of a message (the serial of the message this is a reply to).
dbus_bool_t dbus_message_is_error(DBusMessage *message, const char *error_name)
Checks whether the message is an error reply with the given error name.
dbus_bool_t dbus_message_get_args(DBusMessage *message, DBusError *error, int first_arg_type,...)
Gets arguments from a message given a variable argument list.
dbus_bool_t dbus_message_has_path(DBusMessage *message, const char *path)
Checks if the message has a particular object path.
dbus_bool_t dbus_message_has_sender(DBusMessage *message, const char *name)
Checks whether the message has the given unique name as its sender.
DBusDataSlotList slot_list
Data stored by allocated integer ID.
dbus_bool_t _dbus_data_slot_list_set(DBusDataSlotAllocator *allocator, DBusDataSlotList *list, int slot, void *data, DBusFreeFunction free_data_func, DBusFreeFunction *old_free_func, void **old_data)
Stores a pointer in the data slot list, along with an optional function to be used for freeing the da...
void dbus_message_iter_get_basic(DBusMessageIter *iter, void *value)
Reads a basic-typed value from the message iterator.
long size_counter_delta
Size we incremented the size counters by.
void _dbus_counter_adjust_size(DBusCounter *counter, long delta)
Adjusts the value of the size counter by the given delta which may be positive or negative.
dbus_bool_t dbus_message_iter_append_basic(DBusMessageIter *iter, int type, const void *value)
Appends a basic-typed value to the message.
The type reader is an iterator for reading values from a block of values.
int dbus_message_iter_get_arg_type(DBusMessageIter *iter)
Returns the argument type of the argument that the message iterator points to.
#define DBUS_TYPE_SIGNATURE
Type code marking a D-Bus type signature.
void _dbus_header_toggle_flag(DBusHeader *header, dbus_uint32_t flag, dbus_bool_t value)
Toggles a message flag bit, turning on the bit if value = TRUE and flipping it off if value = FALSE.
const char * dbus_message_get_signature(DBusMessage *message)
Gets the type signature of the message, i.e.
void dbus_free(void *memory)
Frees a block of memory previously allocated by dbus_malloc() or dbus_malloc0().
#define DBUS_HEADER_FLAG_NO_AUTO_START
If set, this flag means that even if the message bus knows how to start an owner for the destination ...
#define INITIAL_LOADER_DATA_LEN
The initial buffer size of the message loader.
dbus_uint32_t container_type
what are we inside? (e.g.
dbus_bool_t _dbus_decompose_path(const char *data, int len, char ***path, int *path_len)
Decompose an object path.
#define _DBUS_LOCK_NAME(name)
dbus_bool_t dbus_message_set_destination(DBusMessage *message, const char *destination)
Sets the message's destination.
dbus_bool_t _dbus_string_init_preallocated(DBusString *str, int allocate_size)
Initializes a string that can be up to the given allocation size before it has to realloc.
#define DBUS_ERROR_INCONSISTENT_MESSAGE
The message meta data does not match the payload.
#define MAX_MESSAGE_CACHE_SIZE
Avoid caching too many messages.
DBUS_PRIVATE_EXPORT dbus_bool_t _dbus_register_shutdown_func(DBusShutdownFunction function, void *data)
Register a cleanup function to be called exactly once the next time dbus_shutdown() is called.
#define DBUS_HEADER_FIELD_INTERFACE
Header field code for the interface containing a member (method or signal).
void _dbus_counter_notify(DBusCounter *counter)
Calls the notify function from _dbus_counter_set_notify(), if that function has been specified and th...
void _dbus_message_add_counter_link(DBusMessage *message, DBusList *link)
Adds a counter to be incremented immediately with the size/unix fds of this message,...
dbus_bool_t dbus_message_set_sender(DBusMessage *message, const char *sender)
Sets the message sender.
void * dbus_message_get_data(DBusMessage *message, dbus_int32_t slot)
Retrieves data previously set with dbus_message_set_data().
unsigned int dbus_uint32_t
void _dbus_message_loader_unref(DBusMessageLoader *loader)
Decrements the reference count of the loader and finalizes the loader when the count reaches zero.
void _dbus_type_reader_init(DBusTypeReader *reader, int byte_order, const DBusString *type_str, int type_pos, const DBusString *value_str, int value_pos)
Initializes a type reader.
#define DBUS_HEADER_FLAG_ALLOW_INTERACTIVE_AUTHORIZATION
If set on a method call, this flag means that the caller is prepared to wait for interactive authoriz...
long _dbus_message_loader_get_max_message_unix_fds(DBusMessageLoader *loader)
Gets the maximum allowed number of unix fds per message.
int generation
_dbus_current_generation when message was created
dbus_bool_t _dbus_type_writer_write_reader(DBusTypeWriter *writer, DBusTypeReader *reader)
Iterate through all values in the given reader, writing a copy of each value to the writer.
#define DBUS_MESSAGE_TYPE_SIGNAL
Message type of a signal message, see dbus_message_get_type()
void * _dbus_list_pop_first(DBusList **list)
Removes the first value in the list and returns it.
void dbus_message_iter_init_append(DBusMessage *message, DBusMessageIter *iter)
Initializes a DBusMessageIter for appending arguments to the end of a message.
#define DBUS_TYPE_STRUCT
STRUCT and DICT_ENTRY are sort of special since their codes can't appear in a type string,...
#define DBUS_TYPE_DICT_ENTRY
Type code used to represent a dict entry; however, this type code does not appear in type signatures,...
dbus_uint32_t u32
as int32
dbus_bool_t _dbus_header_get_flag(DBusHeader *header, dbus_uint32_t flag)
Gets a message flag bit, returning TRUE if the bit is set.
void _dbus_data_slot_list_init(DBusDataSlotList *list)
Initializes a slot list.
#define DBUS_MAXIMUM_MESSAGE_UNIX_FDS
The maximum total number of unix fds in a message.
int _dbus_type_reader_get_current_type(const DBusTypeReader *reader)
Gets the type of the value the reader is currently pointing to; or for a types-only reader gets the t...
_DBUS_STRING_DEFINE_STATIC(_dbus_empty_signature_str, "")
An static string representing an empty signature.
dbus_bool_t _dbus_list_remove_last(DBusList **list, void *data)
Removes a value from the list.
dbus_bool_t dbus_message_set_path(DBusMessage *message, const char *object_path)
Sets the object path this message is being sent to (for DBUS_MESSAGE_TYPE_METHOD_CALL) or the one a s...
dbus_bool_t dbus_message_has_signature(DBusMessage *message, const char *signature)
Checks whether the message has the given signature; see dbus_message_get_signature() for more details...
dbus_bool_t _dbus_data_slot_allocator_alloc(DBusDataSlotAllocator *allocator, dbus_int32_t *slot_id_p)
Allocates an integer ID to be used for storing data in a DBusDataSlotList.
An opaque data structure containing the serialized form of any single D-Bus message item,...
DBusAtomic refcount
Reference count.
void _dbus_data_slot_list_free(DBusDataSlotList *list)
Frees the data slot list and all data slots contained in it, calling application-provided free functi...
dbus_bool_t _dbus_header_copy(const DBusHeader *header, DBusHeader *dest)
Initializes dest with a copy of the given header.
void _dbus_type_reader_read_fixed_multi(const DBusTypeReader *reader, void *value, int *n_elements)
Reads a block of fixed-length basic values, from the current point in an array to the end of the arra...
const char * dbus_message_get_interface(DBusMessage *message)
Gets the interface this message is being sent to (for DBUS_MESSAGE_TYPE_METHOD_CALL) or being emitted...
dbus_bool_t dbus_message_has_destination(DBusMessage *message, const char *name)
Checks whether the message was sent to the given name.
const char * dbus_message_get_destination(DBusMessage *message)
Gets the destination of a message or NULL if there is none set.
unsigned int in_cache
Has been "freed" since it's in the cache (this is a debug feature)
Internals of DBusMessage.
void * data
Data stored at this element.
void dbus_message_iter_abandon_container_if_open(DBusMessageIter *iter, DBusMessageIter *sub)
Abandons creation of a contained-typed value and frees resources created by dbus_message_iter_open_co...
void _dbus_string_delete(DBusString *str, int start, int len)
Deletes a segment of a DBusString with length len starting at start.
const char * dbus_message_get_sender(DBusMessage *message)
Gets the unique name of the connection which originated this message, or NULL if unknown or inapplica...
#define DBUS_MESSAGE_TYPE_ERROR
Message type of an error reply message, see dbus_message_get_type()
DBusMessage * dbus_message_new_error_printf(DBusMessage *reply_to, const char *error_name, const char *error_format,...)
Creates a new message that is an error reply to another message, allowing you to use printf formattin...
void _dbus_message_loader_get_buffer(DBusMessageLoader *loader, DBusString **buffer, int *max_to_read, dbus_bool_t *may_read_fds)
Gets the buffer to use for reading data from the network.
dbus_bool_t dbus_type_is_container(int typecode)
A "container type" can contain basic types, or nested container types.
#define ensure_byte_order(message)
byte-swap the message if it doesn't match our byte order.
#define DBUS_MESSAGE_TYPE_METHOD_RETURN
Message type of a method return message, see dbus_message_get_type()
#define _dbus_assert_not_reached(explanation)
dbus_bool_t _dbus_header_have_message_untrusted(int max_message_length, DBusValidity *validity, int *byte_order, int *fields_array_len, int *header_len, int *body_len, const DBusString *str, int start, int len)
Given data long enough to contain the length of the message body and the fields array,...
dbus_bool_t _dbus_string_set_length(DBusString *str, int length)
Sets the length of a string.
dbus_bool_t _dbus_header_get_field_raw(DBusHeader *header, int field, const DBusString **str, int *pos)
Gets the raw marshaled data for a field.
DBusMessage * _dbus_message_loader_peek_message(DBusMessageLoader *loader)
Peeks at first loaded message, returns NULL if no messages have been queued.
void _dbus_marshal_byteswap(const DBusString *signature, int signature_start, int old_byte_order, int new_byte_order, DBusString *value_str, int value_pos)
Byteswaps the marshaled data in the given value_str.
dbus_bool_t dbus_message_has_member(DBusMessage *message, const char *member)
Checks if the message has an interface member.
#define DBUS_DICT_ENTRY_BEGIN_CHAR
Code marking the start of a dict entry type in a type signature.
dbus_bool_t dbus_type_is_fixed(int typecode)
Tells you whether values of this type can change length if you set them to some other value.
dbus_uint32_t dbus_message_get_reply_serial(DBusMessage *message)
Returns the serial that the message is a reply to or 0 if none.
dbus_uint32_t dbus_message_get_serial(DBusMessage *message)
Returns the serial of a message or 0 if none has been specified.
const char * dbus_message_get_member(DBusMessage *message)
Gets the interface member being invoked (DBUS_MESSAGE_TYPE_METHOD_CALL) or emitted (DBUS_MESSAGE_TYPE...
void _dbus_header_free(DBusHeader *header)
Frees a header.
DBusMessageLoader * _dbus_message_loader_new(void)
Creates a new message loader.
DBusTypeWriter writer
writer
DBusList * counters
0-N DBusCounter used to track message size/unix fds.
#define DBUS_ERROR_INVALID_ARGS
Invalid arguments passed to a method call.
void _dbus_list_foreach(DBusList **list, DBusForeachFunction function, void *data)
Calls the given function for each element in the list.
dbus_bool_t _dbus_type_writer_write_basic(DBusTypeWriter *writer, int type, const void *value)
Writes out a basic type.
Internals of DBusCounter.
#define DBUS_HEADER_FIELD_ERROR_NAME
Header field code for an error name (found in DBUS_MESSAGE_TYPE_ERROR messages).
dbus_bool_t dbus_message_get_auto_start(DBusMessage *message)
Returns TRUE if the message will cause an owner for destination name to be auto-started.
DBusString data
Buffered data.
dbus_bool_t _dbus_header_get_field_basic(DBusHeader *header, int field, int type, void *value)
Gets the value of a field with basic type.
#define DBUS_MESSAGE_TYPE_INVALID
This value is never a valid message type, see dbus_message_get_type()
@ DBUS_VALIDITY_UNKNOWN_OOM_ERROR
can't determine validity due to OOM
#define dbus_new(type, count)
#define DBUS_TYPE_BOOLEAN
Type code marking a boolean.
void _dbus_list_prepend_link(DBusList **list, DBusList *link)
Prepends a link to the list.
dbus_bool_t dbus_message_set_data(DBusMessage *message, dbus_int32_t slot, void *data, DBusFreeFunction free_data_func)
Stores a pointer on a DBusMessage, along with an optional function to be used for freeing the data wh...
int _dbus_type_reader_get_array_length(const DBusTypeReader *reader)
Returns the number of bytes in the array.
#define _dbus_assert(condition)
void dbus_error_free(DBusError *error)
Frees an error that's been set (or just initialized), then reinitializes the error as in dbus_error_i...
dbus_bool_t _dbus_close(int fd, DBusError *error)
Closes a file descriptor.
void _dbus_warn(const char *format,...)
Prints a warning message to stderr.
void dbus_message_iter_get_fixed_array(DBusMessageIter *iter, void *value, int *n_elements)
Reads a block of fixed-length values from the message iterator.
#define DBUS_TYPE_OBJECT_PATH
Type code marking a D-Bus object path.
char * _dbus_strdup(const char *str)
Duplicates a string.
DBusHeader header
Header network data and associated cache.
dbus_bool_t dbus_message_is_signal(DBusMessage *message, const char *iface, const char *signal_name)
Checks whether the message is a signal with the given interface and member fields.
const char * _dbus_getenv(const char *varname)
Wrapper for getenv().
#define DBUS_TYPE_VARIANT
Type code marking a D-Bus variant type.
Object representing an exception.
DBusMessageIter struct; contains no public fields.
void _dbus_header_byteswap(DBusHeader *header, int new_order)
Swaps the header into the given order if required.
An allocator that tracks a set of slot IDs.
dbus_bool_t dbus_message_append_args(DBusMessage *message, int first_arg_type,...)
Appends fields to a message given a variable argument list.
#define DBUS_HEADER_FIELD_MEMBER
Header field code for a member (method or signal).
dbus_bool_t dbus_message_iter_next(DBusMessageIter *iter)
Moves the iterator to the next field, if any.
A simple value union that lets you access bytes as if they were various types; useful when dealing wi...
dbus_bool_t dbus_message_marshal(DBusMessage *msg, char **marshalled_data_p, int *len_p)
Turn a DBusMessage into the marshalled form as described in the D-Bus specification.
void _dbus_message_get_network_data(DBusMessage *message, const DBusString **header, const DBusString **body)
Gets the data to be sent over the network for this message.
dbus_bool_t _dbus_type_writer_unrecurse(DBusTypeWriter *writer, DBusTypeWriter *sub)
Closes a container created by _dbus_type_writer_recurse() and writes any additional information to th...
void _dbus_data_slot_allocator_free(DBusDataSlotAllocator *allocator, dbus_int32_t *slot_id_p)
Deallocates an ID previously allocated with _dbus_data_slot_allocator_alloc().
void dbus_message_iter_recurse(DBusMessageIter *iter, DBusMessageIter *sub)
Recurses into a container value when reading values from a message, initializing a sub-iterator to us...
#define CHANGED_STAMP_BITS
How many bits are in the changed_stamp used to validate iterators.
DBusMessage * message
Message used.
void dbus_message_set_serial(DBusMessage *message, dbus_uint32_t serial)
Sets the serial number of a message.
DBusValidity _dbus_validate_signature_with_reason(const DBusString *type_str, int type_pos, int len)
Verifies that the range of type_str from type_pos to type_end is a valid signature.
void _dbus_message_loader_return_buffer(DBusMessageLoader *loader, DBusString *buffer)
Returns a buffer obtained from _dbus_message_loader_get_buffer(), indicating to the loader how many b...
char * dbus_message_iter_get_signature(DBusMessageIter *iter)
Returns the current signature of a message iterator.
void dbus_set_error(DBusError *error, const char *name, const char *format,...)
Assigns an error name and message to a DBusError.
void(* DBusForeachFunction)(void *element, void *data)
dbus_bool_t dbus_type_is_basic(int typecode)
A "basic type" is a somewhat arbitrary concept, but the intent is to include those types that are ful...
DBusMessage * dbus_message_copy(const DBusMessage *message)
Creates a new message that is an exact replica of the message specified, except that its refcount is ...
void dbus_free_string_array(char **str_array)
Frees a NULL-terminated array of strings.
dbus_bool_t _dbus_string_steal_data(DBusString *str, char **data_return)
Like _dbus_string_get_data(), but removes the gotten data from the original string.
dbus_bool_t dbus_message_get_no_reply(DBusMessage *message)
Returns TRUE if the message does not expect a reply.
const char * _dbus_type_to_string(int typecode)
Returns a string describing the given type.
DBusVariant * _dbus_variant_read(DBusMessageIter *reader)
Copy a single D-Bus message item from reader into a newly-allocated DBusVariant.
void dbus_message_set_auto_start(DBusMessage *message, dbus_bool_t auto_start)
Sets a flag indicating that an owner for the destination name will be automatically started before th...
DBusString body
Body network data.
int dbus_message_type_from_string(const char *type_str)
Utility function to convert a machine-readable (not translated) string into a D-Bus message type.
DBusCounter * _dbus_counter_ref(DBusCounter *counter)
Increments refcount of the counter.
int dbus_message_iter_get_element_count(DBusMessageIter *iter)
Returns the number of elements in the array-typed value pointed to by the iterator.
long max_message_unix_fds
Maximum unix fds in a message.
void _dbus_type_writer_remove_types(DBusTypeWriter *writer)
Removes type string from the writer.
dbus_uint32_t changed_stamp
stamp to detect invalid iters
dbus_int32_t _dbus_atomic_inc(DBusAtomic *atomic)
Atomically increments an integer.
DBusList * _dbus_message_loader_pop_message_link(DBusMessageLoader *loader)
Pops a loaded message inside a list link (passing ownership of the message and link to the caller).
void dbus_message_lock(DBusMessage *message)
Locks a message.
void _dbus_type_reader_recurse(DBusTypeReader *reader, DBusTypeReader *sub)
Initialize a new reader pointing to the first type and corresponding value that's a child of the curr...
void dbus_message_free_data_slot(dbus_int32_t *slot_p)
Deallocates a global ID for message data slots.
#define _DBUS_UNLOCK(name)
Implementation details of DBusMessageLoader.
#define DBUS_HEADER_FIELD_UNIX_FDS
Header field code for the number of unix file descriptors associated with this message.
int dbus_message_get_type(DBusMessage *message)
Gets the type of a message.
const char * message
public error message field
#define _DBUS_ZERO(object)
const char * _dbus_variant_get_signature(DBusVariant *self)
Return the signature of the item stored in self.
DBusMessage * dbus_message_new_signal(const char *path, const char *iface, const char *name)
Constructs a new message representing a signal emission.
void _dbus_string_init_const(DBusString *str, const char *value)
Initializes a constant string.
#define DBUS_HEADER_FIELD_REPLY_SERIAL
Header field code for a reply serial, used to match a DBUS_MESSAGE_TYPE_METHOD_RETURN message with th...
dbus_bool_t _dbus_string_copy_len(const DBusString *source, int start, int len, DBusString *dest, int insert_at)
Like _dbus_string_copy(), but can copy a segment from the middle of the source string.
#define dbus_new0(type, count)
void _dbus_type_reader_get_signature(const DBusTypeReader *reader, const DBusString **str_p, int *start_p, int *len_p)
Gets the string and range of said string containing the signature of the current value.
Internals of DBusMessageIter.
void * _dbus_memdup(const void *mem, size_t n_bytes)
Duplicates a block of memory.
Layout of a DBusMessageIter on the stack in dbus 1.10.0.
DBusMessage * dbus_message_new_error(DBusMessage *reply_to, const char *error_name, const char *error_message)
Creates a new message that is an error reply to another message.
DBusMessage * dbus_message_demarshal(const char *str, int len, DBusError *error)
Demarshal a D-Bus message from the format described in the D-Bus specification.
dbus_uint32_t iter_type
whether this is a reader or writer iter
void _dbus_header_reinit(DBusHeader *header)
Re-initializes a header that was previously initialized and never freed.
DBusMessage * dbus_message_new_method_call(const char *destination, const char *path, const char *iface, const char *method)
Constructs a new message to invoke a method on a remote object.
dbus_uint32_t changed_stamp
Incremented when iterators are invalidated.
#define DBUS_ERROR_NOT_SUPPORTED
Requested operation isn't supported (like ENOSYS on UNIX).
#define DBUS_TYPE_UINT32
Type code marking a 32-bit unsigned integer.
dbus_bool_t _dbus_type_writer_write_fixed_multi(DBusTypeWriter *writer, int element_type, const void *value, int n_elements)
Writes a block of fixed-length basic values, i.e.
dbus_bool_t _dbus_header_create(DBusHeader *header, int byte_order, int message_type, const char *destination, const char *path, const char *interface, const char *member, const char *error_name)
Fills in the primary fields of the header, so the header is ready for use.
#define DBUS_HEADER_FIELD_DESTINATION
Header field code for the destination bus name of a message.
The type writer is an iterator for writing to a block of values.
DBusTypeReader reader
reader
dbus_uint32_t byte_order
byte order to write values with
dbus_bool_t dbus_message_append_args_valist(DBusMessage *message, int first_arg_type, va_list var_args)
Like dbus_message_append_args() but takes a va_list for use by language bindings.
DBusMessage * _dbus_message_loader_pop_message(DBusMessageLoader *loader)
Pops a loaded message (passing ownership of the message to the caller).
dbus_bool_t _dbus_header_set_field_basic(DBusHeader *header, int field, int type, const void *value)
Sets the value of a field with basic type.
dbus_bool_t _dbus_header_init(DBusHeader *header)
Initializes a header, but doesn't prepare it for use; to make the header valid, you have to call _dbu...
dbus_bool_t dbus_set_error_from_message(DBusError *error, DBusMessage *message)
Sets a DBusError based on the contents of the given message.
void _dbus_string_init_const_len(DBusString *str, const char *value, int len)
Initializes a constant string with a length.
#define DBUS_HEADER_FLAG_NO_REPLY_EXPECTED
If set, this flag means that the sender of a message does not care about getting a reply,...
void _dbus_warn_check_failed(const char *format,...)
Prints a "critical" warning to stderr when an assertion fails; differs from _dbus_warn primarily in t...
#define DBUS_MAXIMUM_ARRAY_LENGTH
Max length of a marshaled array in bytes (64M, 2^26) We use signed int for lengths so must be INT_MAX...
int dbus_message_iter_get_array_len(DBusMessageIter *iter)
Returns the number of bytes in the array as marshaled in the wire protocol.
dbus_uint32_t dbus_bool_t
dbus_bool_t dbus_message_get_path_decomposed(DBusMessage *message, char ***path)
Gets the object path this message is being sent to (for DBUS_MESSAGE_TYPE_METHOD_CALL) or being emitt...
dbus_bool_t dbus_message_set_member(DBusMessage *message, const char *member)
Sets the interface member being invoked (DBUS_MESSAGE_TYPE_METHOD_CALL) or emitted (DBUS_MESSAGE_TYPE...
DBusValidity
This is primarily used in unit testing, so we can verify that each invalid message is invalid for the...