28#include "dbus-internals.h" 
   29#include "dbus-marshal-recursive.h" 
   30#include "dbus-marshal-validate.h" 
   31#include "dbus-marshal-byteswap.h" 
   32#include "dbus-marshal-header.h" 
   33#include "dbus-signature.h" 
   34#include "dbus-message-private.h" 
   35#include "dbus-object-tree.h" 
   36#include "dbus-memory.h" 
   38#include "dbus-threads-internal.h" 
   39#ifdef HAVE_UNIX_FD_PASSING 
   40#include "dbus-sysdeps.h" 
   41#include "dbus-sysdeps-unix.h" 
   46#define _DBUS_TYPE_IS_STRINGLIKE(type) \ 
   47  (type == DBUS_TYPE_STRING || type == DBUS_TYPE_SIGNATURE || \ 
   48   type == DBUS_TYPE_OBJECT_PATH) 
   50static void dbus_message_finalize (
DBusMessage *message);
 
   62#ifdef DBUS_ENABLE_EMBEDDED_TESTS 
   64_dbus_enable_message_cache (
void)
 
   66  static int enabled = -1;
 
   81            _dbus_warn (
"DBUS_MESSAGE_CACHE should be 0 or 1 if set, not '%s'",
 
   90#   define _dbus_enable_message_cache() (TRUE) 
   93#ifndef _dbus_message_trace_ref 
  100  static int enabled = -1;
 
  102  _dbus_trace_ref (
"DBusMessage", message, old_refcount, new_refcount, why,
 
  103      "DBUS_MESSAGE_TRACE", &enabled);
 
  110_DBUS_STRING_DEFINE_STATIC(_dbus_empty_signature_str,  
"");
 
  116  DBUS_MESSAGE_ITER_TYPE_READER = 3,
 
  117  DBUS_MESSAGE_ITER_TYPE_WRITER = 7
 
  141#if DBUS_SIZEOF_VOID_P > 8 
  147#define CHECK_DBUS_1_10_BINARY_COMPATIBILITY 0 
  149#define CHECK_DBUS_1_10_BINARY_COMPATIBILITY 1 
  188      *type_str_p = &_dbus_empty_signature_str;
 
  207  if (byte_order == DBUS_COMPILER_BYTE_ORDER)
 
  210  _dbus_verbose (
"Swapping message into compiler byte order\n");
 
  212  get_const_signature (&message->
header, &type_str, &type_pos);
 
  216                          DBUS_COMPILER_BYTE_ORDER,
 
  221                DBUS_COMPILER_BYTE_ORDER);
 
  230#define ensure_byte_order(message) _dbus_message_byteswap (message) 
  250  *body = &message->
body;
 
 
  268#ifdef HAVE_UNIX_FD_PASSING 
  269  *fds = message->unix_fds;
 
  270  *n_fds = message->n_unix_fds;
 
 
  304  _dbus_return_if_fail (message != 
NULL);
 
  305  _dbus_return_if_fail (!message->
locked);
 
 
  339        _dbus_string_get_length (&message->
header.
data) +
 
  340        _dbus_string_get_length (&message->
body);
 
  342#ifdef HAVE_UNIX_FD_PASSING 
  343      message->unix_fd_counter_delta = message->n_unix_fds;
 
  347      _dbus_verbose (
"message has size %ld\n",
 
  356#ifdef HAVE_UNIX_FD_PASSING 
 
  412#ifdef HAVE_UNIX_FD_PASSING 
 
  436                                   _dbus_string_get_length (&message->
body));
 
 
  508#define MAX_MESSAGE_SIZE_TO_CACHE 10 * _DBUS_ONE_KILOBYTE 
  511#define MAX_MESSAGE_CACHE_SIZE    5 
  515static int message_cache_count = 0;
 
  519dbus_message_cache_shutdown (
void *data)
 
  525        "before registering a shutdown function");
 
  530      if (message_cache[i])
 
  531        dbus_message_finalize (message_cache[i]);
 
  536  message_cache_count = 0;
 
  537  message_cache_shutdown_registered = 
FALSE;
 
  550dbus_message_get_cached (
void)
 
  566  if (message_cache_count == 0)
 
  581      if (message_cache[i])
 
  583          message = message_cache[i];
 
  584          message_cache[i] = 
NULL;
 
  585          message_cache_count -= 1;
 
  603#ifdef HAVE_UNIX_FD_PASSING 
  605close_unix_fds(
int *fds, 
unsigned *n_fds)
 
  615  for (i = 0; i < *n_fds; i++)
 
  631free_counter (
void *element,
 
  638#ifdef HAVE_UNIX_FD_PASSING 
  652dbus_message_cache_or_finalize (
DBusMessage *message)
 
  665                      free_counter, message);
 
  668#ifdef HAVE_UNIX_FD_PASSING 
  669  close_unix_fds(message->unix_fds, &message->n_unix_fds);
 
  679          "the first time we constructed a message");
 
  682  if (!message_cache_shutdown_registered)
 
  692          message_cache[i] = 
NULL;
 
  696      message_cache_shutdown_registered = 
TRUE;
 
  701  if (!_dbus_enable_message_cache ())
 
  704  if ((_dbus_string_get_length (&message->
header.
data) +
 
  705       _dbus_string_get_length (&message->
body)) >
 
  714  while (message_cache[i] != 
NULL)
 
  720  message_cache[i] = message;
 
  721  message_cache_count += 1;
 
  723#ifndef DBUS_DISABLE_CHECKS 
  733    dbus_message_finalize (message);
 
  757  _dbus_return_if_fail (iter != 
NULL);
 
 
  768#if defined(DBUS_ENABLE_CHECKS) || defined(DBUS_ENABLE_ASSERT) 
  783                               "closed, or is uninitialized or corrupt");
 
  789  if (iter->
iter_type == DBUS_MESSAGE_ITER_TYPE_READER)
 
  799  else if (iter->
iter_type == DBUS_MESSAGE_ITER_TYPE_WRITER)
 
  817      _dbus_warn_check_failed (
"dbus message iterator invalid because the message has been modified (or perhaps the iterator is just uninitialized)");
 
  844  int spec_type, msg_type, i, j;
 
  852  spec_type = first_arg_type;
 
  858  va_copy (copy_args, var_args);
 
  864      if (msg_type != spec_type)
 
  867                          "Argument %d is specified to be of type \"%s\", but " 
  868                          "is actually of type \"%s\"\n", i,
 
  877#ifdef HAVE_UNIX_FD_PASSING 
  881          pfd = va_arg (var_args, 
int*);
 
  889                              "Message refers to file descriptor at index %i," 
  890                              "but has only %i descriptors attached.\n",
 
  902                          "Platform does not support file desciptor passing.\n");
 
  910          ptr = va_arg (var_args, 
void *);
 
  920          int spec_element_type;
 
  925          spec_element_type = va_arg (var_args, 
int);
 
  928          if (spec_element_type != element_type)
 
  931                              "Argument %d is specified to be an array of \"%s\", but " 
  932                              "is actually an array of \"%s\"\n",
 
  943              ptr = va_arg (var_args, 
const void **);
 
  944              n_elements_p = va_arg (var_args, 
int*);
 
  953          else if (_DBUS_TYPE_IS_STRINGLIKE (spec_element_type))
 
  959              str_array_p = va_arg (var_args, 
char***);
 
  960              n_elements_p = va_arg (var_args, 
int*);
 
  975              str_array = 
dbus_new0 (
char*, n_elements + 1);
 
  976              if (str_array == 
NULL)
 
  978                  _DBUS_SET_OOM (error);
 
  986              while (j < n_elements)
 
  993                  if (str_array[j] == 
NULL)
 
  996                      _DBUS_SET_OOM (error);
 
 1010              *str_array_p = str_array;
 
 1011              *n_elements_p = n_elements;
 
 1013#ifndef DBUS_DISABLE_CHECKS 
 1016              _dbus_warn (
"you can't read arrays of container types (struct, variant, array) with %s for now",
 
 1017                          _DBUS_FUNCTION_NAME);
 
 1022#ifndef DBUS_DISABLE_CHECKS 
 1025          _dbus_warn (
"you can only read arrays and basic types with %s for now",
 
 1026                      _DBUS_FUNCTION_NAME);
 
 1034      spec_type = va_arg (var_args, 
int);
 
 1038                          "Message has only %d arguments, but more were expected", i);
 
 1052      spec_type = first_arg_type;
 
 1059#ifdef HAVE_UNIX_FD_PASSING 
 1062              pfd = va_arg (copy_args, 
int *);
 
 1074              va_arg (copy_args, 
const void *);
 
 1078              int spec_element_type;
 
 1080              spec_element_type = va_arg (copy_args, 
int);
 
 1084                  va_arg (copy_args, 
const void **);
 
 1085                  va_arg (copy_args, 
int *);
 
 1087              else if (_DBUS_TYPE_IS_STRINGLIKE (spec_element_type))
 
 1089                  char ***str_array_p;
 
 1091                  str_array_p = va_arg (copy_args, 
char ***);
 
 1093                  va_arg (copy_args, 
int *);
 
 1096                  *str_array_p = 
NULL;
 
 1100          spec_type = va_arg (copy_args, 
int);
 
 
 1170  _dbus_return_val_if_fail (message != 
NULL, 0);
 
 
 1189  _dbus_return_val_if_fail (message != 
NULL, 
FALSE);
 
 1190  _dbus_return_val_if_fail (!message->
locked, 
FALSE);
 
 1191  _dbus_return_val_if_fail (reply_serial != 0, 
FALSE); 
 
 1193  value.
u32 = reply_serial;
 
 
 1212  _dbus_return_val_if_fail (message != 
NULL, 0);
 
 
 1232                      free_counter, message);
 
 1238#ifdef HAVE_UNIX_FD_PASSING 
 1239  close_unix_fds(message->unix_fds, &message->n_unix_fds);
 
 1249dbus_message_new_empty_header (
void)
 
 1254  message = dbus_message_get_cached ();
 
 1256  if (message != 
NULL)
 
 1264      if (message == 
NULL)
 
 1266#ifndef DBUS_DISABLE_CHECKS 
 1270#ifdef HAVE_UNIX_FD_PASSING 
 1271      message->unix_fds = 
NULL;
 
 1272      message->n_unix_fds_allocated = 0;
 
 1278  _dbus_message_trace_ref (message, 0, 1, 
"new_empty_header");
 
 1281#ifndef DBUS_DISABLE_CHECKS 
 1288#ifdef HAVE_UNIX_FD_PASSING 
 1289  message->n_unix_fds = 0;
 
 1290  message->n_unix_fds_allocated = 0;
 
 1291  message->unix_fd_counter_delta = 0;
 
 1340  message = dbus_message_new_empty_header ();
 
 1341  if (message == 
NULL)
 
 1345                            DBUS_COMPILER_BYTE_ORDER,
 
 
 1385  _dbus_return_val_if_fail (path != 
NULL, 
NULL);
 
 1386  _dbus_return_val_if_fail (method != 
NULL, 
NULL);
 
 1387  _dbus_return_val_if_fail (destination == 
NULL ||
 
 1388                            _dbus_check_is_valid_bus_name (destination), 
NULL);
 
 1389  _dbus_return_val_if_fail (_dbus_check_is_valid_path (path), 
NULL);
 
 1390  _dbus_return_val_if_fail (iface == 
NULL ||
 
 1391                            _dbus_check_is_valid_interface (iface), 
NULL);
 
 1392  _dbus_return_val_if_fail (_dbus_check_is_valid_member (method), 
NULL);
 
 1394  message = dbus_message_new_empty_header ();
 
 1395  if (message == 
NULL)
 
 1399                            DBUS_COMPILER_BYTE_ORDER,
 
 1401                            destination, path, iface, method, 
NULL))
 
 
 1423  _dbus_return_val_if_fail (method_call != 
NULL, 
NULL);
 
 1429  message = dbus_message_new_empty_header ();
 
 1430  if (message == 
NULL)
 
 1434                            DBUS_COMPILER_BYTE_ORDER,
 
 
 1475  _dbus_return_val_if_fail (path != 
NULL, 
NULL);
 
 1476  _dbus_return_val_if_fail (iface != 
NULL, 
NULL);
 
 1477  _dbus_return_val_if_fail (name != 
NULL, 
NULL);
 
 1478  _dbus_return_val_if_fail (_dbus_check_is_valid_path (path), 
NULL);
 
 1479  _dbus_return_val_if_fail (_dbus_check_is_valid_interface (iface), 
NULL);
 
 1480  _dbus_return_val_if_fail (_dbus_check_is_valid_member (name), 
NULL);
 
 1482  message = dbus_message_new_empty_header ();
 
 1483  if (message == 
NULL)
 
 1487                            DBUS_COMPILER_BYTE_ORDER,
 
 
 1516                        const char  *error_name,
 
 1517                        const char  *error_message)
 
 1523  _dbus_return_val_if_fail (reply_to != 
NULL, 
NULL);
 
 1524  _dbus_return_val_if_fail (error_name != 
NULL, 
NULL);
 
 1525  _dbus_return_val_if_fail (_dbus_check_is_valid_error_name (error_name), 
NULL);
 
 1533  message = dbus_message_new_empty_header ();
 
 1534  if (message == 
NULL)
 
 1538                            DBUS_COMPILER_BYTE_ORDER,
 
 1555  if (error_message != 
NULL)
 
 
 1588                               const char  *error_name,
 
 1589                               const char  *error_format,
 
 1596  _dbus_return_val_if_fail (reply_to != 
NULL, 
NULL);
 
 1597  _dbus_return_val_if_fail (error_name != 
NULL, 
NULL);
 
 1598  _dbus_return_val_if_fail (_dbus_check_is_valid_error_name (error_name), 
NULL);
 
 1603  va_start (args, error_format);
 
 1607                                      _dbus_string_get_const_data (&str));
 
 
 1636  _dbus_return_val_if_fail (message != 
NULL, 
NULL);
 
 1645#ifndef DBUS_DISABLE_CHECKS 
 1656                                       _dbus_string_get_length (&message->
body)))
 
 1667#ifdef HAVE_UNIX_FD_PASSING 
 1668  retval->unix_fds = 
dbus_new(
int, message->n_unix_fds);
 
 1669  if (retval->unix_fds == 
NULL && message->n_unix_fds > 0)
 
 1672  retval->n_unix_fds_allocated = message->n_unix_fds;
 
 1674  for (retval->n_unix_fds = 0;
 
 1675       retval->n_unix_fds < message->n_unix_fds;
 
 1676       retval->n_unix_fds++)
 
 1678      retval->unix_fds[retval->n_unix_fds] = 
_dbus_dup(message->unix_fds[retval->n_unix_fds], 
NULL);
 
 1680      if (retval->unix_fds[retval->n_unix_fds] < 0)
 
 1686  _dbus_message_trace_ref (retval, 0, 1, 
"copy");
 
 1693#ifdef HAVE_UNIX_FD_PASSING 
 1694  close_unix_fds(retval->unix_fds, &retval->n_unix_fds);
 
 
 1716  _dbus_return_val_if_fail (message != 
NULL, 
NULL);
 
 1722  _dbus_message_trace_ref (message, old_refcount, old_refcount + 1, 
"ref");
 
 
 1739  _dbus_return_if_fail (message != 
NULL);
 
 1741  _dbus_return_if_fail (!message->
in_cache);
 
 1747  _dbus_message_trace_ref (message, old_refcount, old_refcount - 1, 
"unref");
 
 1749  if (old_refcount == 1)
 
 1752      dbus_message_cache_or_finalize (message);
 
 
 1850  _dbus_return_val_if_fail (message != 
NULL, 
FALSE);
 
 1852  va_start (var_args, first_arg_type);
 
 
 1882  _dbus_return_val_if_fail (message != 
NULL, 
FALSE);
 
 1884  type = first_arg_type;
 
 1893          value = va_arg (var_args, 
const void *);
 
 1906          element_type = va_arg (var_args, 
int);
 
 1908          buf[0] = element_type;
 
 1922              value = va_arg (var_args, 
const void **);
 
 1923              n_elements = va_arg (var_args, 
int);
 
 1933          else if (_DBUS_TYPE_IS_STRINGLIKE (element_type))
 
 1935              const char ***value_p;
 
 1940              value_p = va_arg (var_args, 
const char***);
 
 1941              n_elements = va_arg (var_args, 
int);
 
 1946              while (i < n_elements)
 
 1959              _dbus_warn (
"arrays of %s can't be appended with %s for now",
 
 1961                          _DBUS_FUNCTION_NAME);
 
 1969#ifndef DBUS_DISABLE_CHECKS 
 1972          _dbus_warn (
"type %s isn't supported yet in %s",
 
 1978      type = va_arg (var_args, 
int);
 
 
 2040  _dbus_return_val_if_fail (message != 
NULL, 
FALSE);
 
 2041  _dbus_return_val_if_error_is_set (error, 
FALSE);
 
 2043  va_start (var_args, first_arg_type);
 
 
 2068  _dbus_return_val_if_fail (message != 
NULL, 
FALSE);
 
 2069  _dbus_return_val_if_error_is_set (error, 
FALSE);
 
 
 2076_dbus_message_iter_init_common (
DBusMessage         *message,
 
 2084#if CHECK_DBUS_1_10_BINARY_COMPATIBILITY 
 2095#if DBUS_SIZEOF_VOID_P > 8 
 2096  _DBUS_STATIC_ASSERT (
sizeof (
DBusMessageIter) == 16 * 
sizeof (
void *));
 
 2099      4 * 
sizeof (
void *) + 
sizeof (
dbus_uint32_t) + 9 * 
sizeof (
int));
 
 2143  _dbus_return_val_if_fail (message != 
NULL, 
FALSE);
 
 2144  _dbus_return_val_if_fail (iter != 
NULL, 
FALSE);
 
 2146  get_const_signature (&message->
header, &type_str, &type_pos);
 
 2148  _dbus_message_iter_init_common (message, real,
 
 2149                                  DBUS_MESSAGE_ITER_TYPE_READER);
 
 
 2171  _dbus_return_val_if_fail (_dbus_message_iter_check (real), 
FALSE);
 
 2172  _dbus_return_val_if_fail (real->
iter_type == DBUS_MESSAGE_ITER_TYPE_READER, 
FALSE);
 
 
 2190  _dbus_return_val_if_fail (_dbus_message_iter_check (real), 
FALSE);
 
 2191  _dbus_return_val_if_fail (real->
iter_type == DBUS_MESSAGE_ITER_TYPE_READER, 
FALSE);
 
 
 2216  _dbus_return_val_if_fail (real->
iter_type == DBUS_MESSAGE_ITER_TYPE_READER, 
FALSE);
 
 
 2273  _dbus_return_if_fail (_dbus_message_iter_check (real));
 
 2274  _dbus_return_if_fail (sub != 
NULL);
 
 
 2300  _dbus_return_val_if_fail (_dbus_message_iter_check (real), 
NULL);
 
 2308                                _dbus_string_get_const_data (sig) + start,
 
 
 2374  _dbus_return_if_fail (_dbus_message_iter_check (real));
 
 2375  _dbus_return_if_fail (value != 
NULL);
 
 2379#ifdef HAVE_UNIX_FD_PASSING 
 2387        *((
int*) value) = -1;
 
 2393      *((
int*) value) = -1;
 
 
 2421  _dbus_return_val_if_fail (_dbus_message_iter_check (real), 0);
 
 2431      n_elements = total_len / alignment;
 
 
 2462  _dbus_return_val_if_fail (_dbus_message_iter_check (real), 0);
 
 
 2508#ifndef DBUS_DISABLE_CHECKS 
 2511  _dbus_return_if_fail (_dbus_message_iter_check (real));
 
 2512  _dbus_return_if_fail (value != 
NULL);
 
 
 2538  _dbus_return_if_fail (message != 
NULL);
 
 2539  _dbus_return_if_fail (iter != 
NULL);
 
 2541  _dbus_message_iter_init_common (message, real,
 
 2542                                  DBUS_MESSAGE_ITER_TYPE_WRITER);
 
 2551                                        _dbus_string_get_length (&message->
body));
 
 
 2567  int current_sig_pos;
 
 2584                                   ¤t_sig, ¤t_sig_pos))
 
 2591      current_len = _dbus_string_get_byte (current_sig, current_sig_pos);
 
 2592      current_sig_pos += 1; 
 
 2623                               str, _dbus_string_get_length (str));
 
 2640  const char *v_STRING;
 
 2657  v_STRING = _dbus_string_get_const_data (str);
 
 2700#if defined(DBUS_ENABLE_CHECKS) || defined(DBUS_ENABLE_ASSERT) 
 2704  if (!_dbus_message_iter_check (iter))
 
 2717#ifdef HAVE_UNIX_FD_PASSING 
 2727  if (m->n_unix_fds + n > m->n_unix_fds_allocated)
 
 2733      k = (m->n_unix_fds + n) * 2;
 
 2744      m->n_unix_fds_allocated = k;
 
 2747  return m->unix_fds + m->n_unix_fds;
 
 2778  _dbus_return_val_if_fail (_dbus_message_iter_append_check (real), 
FALSE);
 
 2779  _dbus_return_val_if_fail (real->
iter_type == DBUS_MESSAGE_ITER_TYPE_WRITER, 
FALSE);
 
 2781  _dbus_return_val_if_fail (value != 
NULL, 
FALSE);
 
 2783#ifndef DBUS_DISABLE_CHECKS 
 2788      const char * 
const *string_p;
 
 2793        _dbus_return_val_if_fail (_dbus_check_is_valid_utf8 (*string_p), 
FALSE);
 
 2798        _dbus_return_val_if_fail (_dbus_check_is_valid_path (*string_p), 
FALSE);
 
 2806                                                                   _dbus_string_get_length (&str));
 
 2816        _dbus_return_val_if_fail (*bool_p == 0 || *bool_p == 1, 
FALSE);
 
 2826  if (!_dbus_message_iter_open_signature (real))
 
 2831#ifdef HAVE_UNIX_FD_PASSING 
 2838      if (!(fds = expand_fd_array(real->
message, 1)))
 
 2845      u = real->
message->n_unix_fds;
 
 2853      real->
message->n_unix_fds += 1;
 
 2880  if (!_dbus_message_iter_close_signature (real))
 
 
 2930  _dbus_return_val_if_fail (_dbus_message_iter_append_check (real), 
FALSE);
 
 2931  _dbus_return_val_if_fail (real->
iter_type == DBUS_MESSAGE_ITER_TYPE_WRITER, 
FALSE);
 
 2934  _dbus_return_val_if_fail (value != 
NULL, 
FALSE);
 
 2935  _dbus_return_val_if_fail (n_elements >= 0, 
FALSE);
 
 2936  _dbus_return_val_if_fail (n_elements <=
 
 2940#ifndef DBUS_DISABLE_CHECKS 
 2946      for (i = 0; i < n_elements; i++)
 
 2948          _dbus_return_val_if_fail ((*bools)[i] == 0 || (*bools)[i] == 1, 
FALSE);
 
 
 2988                                  const char      *contained_signature,
 
 2997  _dbus_return_val_if_fail (sub != 
NULL, 
FALSE);
 
 3000  _dbus_message_real_iter_zero (real_sub);
 
 3002  _dbus_return_val_if_fail (_dbus_message_iter_append_check (real), 
FALSE);
 
 3003  _dbus_return_val_if_fail (real->
iter_type == DBUS_MESSAGE_ITER_TYPE_WRITER, 
FALSE);
 
 3006                             contained_signature == 
NULL) ||
 
 3008                             contained_signature == 
NULL) ||
 
 3010                             contained_signature != 
NULL) ||
 
 3018  if (contained_signature != 
NULL)
 
 3023          _dbus_string_get_length (&contained_str));
 
 3031      contained_signature_validity = DBUS_VALID_BUT_INCOMPLETE;
 
 3035                            contained_signature == 
NULL ||
 
 3039  if (!_dbus_message_iter_open_signature (real))
 
 3045  if (contained_signature != 
NULL)
 
 3063    _dbus_message_iter_abandon_signature (real);
 
 
 3096  _dbus_return_val_if_fail (_dbus_message_iter_append_check (real), 
FALSE);
 
 3097  _dbus_return_val_if_fail (real->
iter_type == DBUS_MESSAGE_ITER_TYPE_WRITER, 
FALSE);
 
 3098  _dbus_return_val_if_fail (_dbus_message_iter_append_check (real_sub), 
FALSE);
 
 3099  _dbus_return_val_if_fail (real_sub->
iter_type == DBUS_MESSAGE_ITER_TYPE_WRITER, 
FALSE);
 
 3103  _dbus_message_real_iter_zero (real_sub);
 
 3105  if (!_dbus_message_iter_close_signature (real))
 
 
 3129#ifndef DBUS_DISABLE_CHECKS 
 3130  _dbus_return_if_fail (_dbus_message_iter_append_check (real));
 
 3131  _dbus_return_if_fail (real->
iter_type == DBUS_MESSAGE_ITER_TYPE_WRITER);
 
 3132  _dbus_return_if_fail (_dbus_message_iter_append_check (real_sub));
 
 3133  _dbus_return_if_fail (real_sub->
iter_type == DBUS_MESSAGE_ITER_TYPE_WRITER);
 
 3136  _dbus_message_iter_abandon_signature (real);
 
 3137  _dbus_message_real_iter_zero (real_sub);
 
 
 3194  if (_dbus_message_real_iter_is_zeroed (real) &&
 
 3195      _dbus_message_real_iter_is_zeroed (real_sub))
 
 3198#ifndef DBUS_DISABLE_CHECKS 
 3203  _dbus_return_if_fail (_dbus_message_iter_append_check (real));
 
 3204  _dbus_return_if_fail (real->
iter_type == DBUS_MESSAGE_ITER_TYPE_WRITER);
 
 3214  if (_dbus_message_real_iter_is_zeroed (real_sub))
 
 3217#ifndef DBUS_DISABLE_CHECKS 
 3218  _dbus_return_if_fail (_dbus_message_iter_append_check (real_sub));
 
 3219  _dbus_return_if_fail (real_sub->
iter_type == DBUS_MESSAGE_ITER_TYPE_WRITER);
 
 3226  _dbus_message_iter_abandon_signature (real);
 
 3227  _dbus_message_real_iter_zero (real_sub);
 
 
 3250  _dbus_return_if_fail (message != 
NULL);
 
 3251  _dbus_return_if_fail (!message->
locked);
 
 
 3268  _dbus_return_val_if_fail (message != 
NULL, 
FALSE);
 
 
 3292  _dbus_return_if_fail (message != 
NULL);
 
 3293  _dbus_return_if_fail (!message->
locked);
 
 
 3310  _dbus_return_val_if_fail (message != 
NULL, 
FALSE);
 
 
 3331                       const char    *object_path)
 
 3333  _dbus_return_val_if_fail (message != 
NULL, 
FALSE);
 
 3334  _dbus_return_val_if_fail (!message->
locked, 
FALSE);
 
 3335  _dbus_return_val_if_fail (object_path == 
NULL ||
 
 3336                            _dbus_check_is_valid_path (object_path),
 
 3339  return set_or_delete_string_field (message,
 
 
 3363  _dbus_return_val_if_fail (message != 
NULL, 
NULL);
 
 
 3386  const char *msg_path;
 
 3389  if (msg_path == 
NULL)
 
 3400  if (strcmp (msg_path, path) == 0)
 
 
 3432  _dbus_return_val_if_fail (message != 
NULL, 
FALSE);
 
 3433  _dbus_return_val_if_fail (path != 
NULL, 
FALSE);
 
 
 3464  _dbus_return_val_if_fail (message != 
NULL, 
FALSE);
 
 3465  _dbus_return_val_if_fail (!message->
locked, 
FALSE);
 
 3466  _dbus_return_val_if_fail (iface == 
NULL ||
 
 3467                            _dbus_check_is_valid_interface (iface),
 
 3470  return set_or_delete_string_field (message,
 
 
 3494  _dbus_return_val_if_fail (message != 
NULL, 
NULL);
 
 
 3515  const char *msg_interface;
 
 3518  if (msg_interface == 
NULL)
 
 3529  if (strcmp (msg_interface, iface) == 0)
 
 
 3552  _dbus_return_val_if_fail (message != 
NULL, 
FALSE);
 
 3553  _dbus_return_val_if_fail (!message->
locked, 
FALSE);
 
 3554  _dbus_return_val_if_fail (member == 
NULL ||
 
 3555                            _dbus_check_is_valid_member (member),
 
 3558  return set_or_delete_string_field (message,
 
 
 3580  _dbus_return_val_if_fail (message != 
NULL, 
NULL);
 
 
 3601  const char *msg_member;
 
 3604  if (msg_member == 
NULL)
 
 3615  if (strcmp (msg_member, member) == 0)
 
 
 3635                             const char   *error_name)
 
 3637  _dbus_return_val_if_fail (message != 
NULL, 
FALSE);
 
 3638  _dbus_return_val_if_fail (!message->
locked, 
FALSE);
 
 3639  _dbus_return_val_if_fail (error_name == 
NULL ||
 
 3640                            _dbus_check_is_valid_error_name (error_name),
 
 3643  return set_or_delete_string_field (message,
 
 
 3664  _dbus_return_val_if_fail (message != 
NULL, 
NULL);
 
 
 3689                              const char   *destination)
 
 3691  _dbus_return_val_if_fail (message != 
NULL, 
FALSE);
 
 3692  _dbus_return_val_if_fail (!message->
locked, 
FALSE);
 
 3693  _dbus_return_val_if_fail (destination == 
NULL ||
 
 3694                            _dbus_check_is_valid_bus_name (destination),
 
 3697  return set_or_delete_string_field (message,
 
 
 3717  _dbus_return_val_if_fail (message != 
NULL, 
NULL);
 
 
 3745  _dbus_return_val_if_fail (message != 
NULL, 
FALSE);
 
 3746  _dbus_return_val_if_fail (!message->
locked, 
FALSE);
 
 3747  _dbus_return_val_if_fail (sender == 
NULL ||
 
 3748                            _dbus_check_is_valid_bus_name (sender),
 
 3751  return set_or_delete_string_field (message,
 
 
 3777  _dbus_return_val_if_fail (message != 
NULL, 
NULL);
 
 
 3811  _dbus_return_val_if_fail (message != 
NULL, 
NULL);
 
 3813  get_const_signature (&message->
header, &type_str, &type_pos);
 
 3815  return _dbus_string_get_const_data_len (type_str, type_pos, 0);
 
 
 3819_dbus_message_has_type_interface_member (
DBusMessage *message,
 
 3839  if (n && strcmp (n, member) == 0)
 
 3843      if (n == 
NULL || strcmp (n, iface) == 0)
 
 3869  _dbus_return_val_if_fail (message != 
NULL, 
FALSE);
 
 3870  _dbus_return_val_if_fail (iface != 
NULL, 
FALSE);
 
 3871  _dbus_return_val_if_fail (method != 
NULL, 
FALSE);
 
 3876  return _dbus_message_has_type_interface_member (message,
 
 
 3895                        const char  *signal_name)
 
 3897  _dbus_return_val_if_fail (message != 
NULL, 
FALSE);
 
 3898  _dbus_return_val_if_fail (iface != 
NULL, 
FALSE);
 
 3899  _dbus_return_val_if_fail (signal_name != 
NULL, 
FALSE);
 
 3904  return _dbus_message_has_type_interface_member (message,
 
 3906                                                  iface, signal_name);
 
 
 3921                       const char  *error_name)
 
 3925  _dbus_return_val_if_fail (message != 
NULL, 
FALSE);
 
 3926  _dbus_return_val_if_fail (error_name != 
NULL, 
FALSE);
 
 3936  if (n && strcmp (n, error_name) == 0)
 
 
 3958  _dbus_return_val_if_fail (message != 
NULL, 
FALSE);
 
 3959  _dbus_return_val_if_fail (name != 
NULL, 
FALSE);
 
 3966  if (s && strcmp (s, name) == 0)
 
 
 3993  _dbus_return_val_if_fail (message != 
NULL, 
FALSE);
 
 3994  _dbus_return_val_if_fail (name != 
NULL, 
FALSE);
 
 4001  if (s && strcmp (s, name) == 0)
 
 
 4018                            const char    *signature)
 
 4022  _dbus_return_val_if_fail (message != 
NULL, 
FALSE);
 
 4023  _dbus_return_val_if_fail (signature != 
NULL, 
FALSE);
 
 4030  if (s && strcmp (s, signature) == 0)
 
 
 4064  _dbus_return_val_if_fail (message != 
NULL, 
FALSE);
 
 4065  _dbus_return_val_if_error_is_set (error, 
FALSE);
 
 4076                  str ? 
"%s" : 
NULL, str);
 
 
 4090#ifdef HAVE_UNIX_FD_PASSING 
 4093  return message->n_unix_fds > 0;
 
 
 4111                                     const char    *object_path)
 
 4113  _dbus_return_val_if_fail (message != 
NULL, 
FALSE);
 
 4114  _dbus_return_val_if_fail (!message->
locked, 
FALSE);
 
 4115  _dbus_return_val_if_fail (object_path == 
NULL ||
 
 4116                            _dbus_check_is_valid_path (object_path),
 
 4119  return set_or_delete_string_field (message,
 
 
 4140  _dbus_return_val_if_fail (message != 
NULL, 
NULL);
 
 
 4168#define INITIAL_LOADER_DATA_LEN 32 
 4209#ifdef HAVE_UNIX_FD_PASSING 
 4210  loader->unix_fds = 
NULL;
 
 4211  loader->n_unix_fds = loader->n_unix_fds_allocated = 0;
 
 4212  loader->unix_fds_outstanding = 
FALSE;
 
 
 4244#ifdef HAVE_UNIX_FD_PASSING 
 4245      close_unix_fds(loader->unix_fds, &loader->n_unix_fds);
 
 
 4281  *buffer = &loader->
data;
 
 4285  if (max_to_read != 
NULL)
 
 4287#ifdef HAVE_UNIX_FD_PASSING 
 4291      int fields_array_len;
 
 4297      *may_read_fds = 
TRUE;
 
 4299#ifdef HAVE_UNIX_FD_PASSING 
 4302      if (loader->n_unix_fds == 0)
 
 4313      remain = _dbus_string_get_length (&loader->
data);
 
 4327              *may_read_fds = 
FALSE;
 
 4351              needed = header_len + body_len;
 
 4353              *max_to_read = needed - remain;
 
 4354              *may_read_fds = 
FALSE;
 
 4360          needed = header_len + body_len;
 
 
 4389#ifdef HAVE_UNIX_FD_PASSING 
 4403                                  unsigned           *max_n_fds)
 
 4423      loader->unix_fds = a;
 
 4427  *fds = loader->unix_fds + loader->n_unix_fds;
 
 4428  *max_n_fds = loader->n_unix_fds_allocated - loader->n_unix_fds;
 
 4430  loader->unix_fds_outstanding = 
TRUE;
 
 4450  _dbus_assert(loader->unix_fds + loader->n_unix_fds == fds);
 
 4451  _dbus_assert(loader->n_unix_fds + n_fds <= loader->n_unix_fds_allocated);
 
 4453  loader->n_unix_fds += n_fds;
 
 4454  loader->unix_fds_outstanding = 
FALSE;
 
 4456  if (n_fds && loader->unix_fds_change)
 
 4457    loader->unix_fds_change (loader->unix_fds_change_data);
 
 4491              int                fields_array_len,
 
 4502  mode = DBUS_VALIDATION_MODE_DATA_IS_UNTRUSTED;
 
 4512  _dbus_assert ((header_len + body_len) <= _dbus_string_get_length (&loader->
data));
 
 4523      _dbus_verbose (
"Failed to load header for new message code %d\n", validity);
 
 4542  if (mode != DBUS_VALIDATION_MODE_WE_TRUST_THIS_DATA_ABSOLUTELY)
 
 4544      get_const_signature (&message->
header, &type_str, &type_pos);
 
 4558          _dbus_verbose (
"Failed to validate message body code %d\n", validity);
 
 4573#ifdef HAVE_UNIX_FD_PASSING 
 4575  if (n_unix_fds > loader->n_unix_fds)
 
 4577      _dbus_verbose(
"Message contains references to more unix fds than were sent %u != %u\n",
 
 4578                    n_unix_fds, loader->n_unix_fds);
 
 4591      message->unix_fds = 
_dbus_memdup(loader->unix_fds, n_unix_fds * 
sizeof(message->unix_fds[0]));
 
 4592      if (message->unix_fds == 
NULL)
 
 4594          _dbus_verbose (
"Failed to allocate file descriptor array\n");
 
 4599      message->n_unix_fds_allocated = message->n_unix_fds = n_unix_fds;
 
 4600      loader->n_unix_fds -= n_unix_fds;
 
 4601      memmove (loader->unix_fds, loader->unix_fds + n_unix_fds, loader->n_unix_fds * sizeof (loader->unix_fds[0]));
 
 4603      if (loader->unix_fds_change)
 
 4604        loader->unix_fds_change (loader->unix_fds_change_data);
 
 4607    message->unix_fds = 
NULL;
 
 4613      _dbus_verbose (
"Hmm, message claims to come with file descriptors " 
 4614                     "but that's not supported on our platform, disconnecting.\n");
 
 4627      _dbus_verbose (
"Failed to append new message to loader queue\n");
 
 4634                (header_len + body_len));
 
 4638      _dbus_verbose (
"Failed to move body into new message\n");
 
 4651  _dbus_verbose (
"Loaded message %p\n", message);
 
 4698      int byte_order, fields_array_len, header_len, body_len;
 
 4707                                               _dbus_string_get_length (&loader->
data)))
 
 4713          message = dbus_message_new_empty_header ();
 
 4714          if (message == 
NULL)
 
 4717          if (!load_message (loader, message,
 
 4718                             byte_order, fields_array_len,
 
 4719                             header_len, body_len))
 
 4733          _dbus_verbose (
"Initial peek at header says we don't have a whole message yet, or data broken with invalid code %d\n",
 
 
 4848      _dbus_verbose (
"clamping requested max message size %ld to %d\n",
 
 
 4879      _dbus_verbose (
"clamping requested max message unix_fds %ld to %d\n",
 
 
 4906#ifdef HAVE_UNIX_FD_PASSING 
 4907  return loader->n_unix_fds;
 
 
 4923                                               void (* callback) (
void *),
 
 4926#ifdef HAVE_UNIX_FD_PASSING 
 4927  loader->unix_fds_change = callback;
 
 4928  loader->unix_fds_change_data = data;
 
 
 4970  _dbus_return_if_fail (*slot_p >= 0);
 
 
 4998  _dbus_return_val_if_fail (message != 
NULL, 
FALSE);
 
 4999  _dbus_return_val_if_fail (slot >= 0, 
FALSE);
 
 5003                                     slot, data, free_data_func,
 
 5004                                     &old_free_func, &old_data);
 
 5010        (* old_free_func) (old_data);
 
 
 5030  _dbus_return_val_if_fail (message != 
NULL, 
NULL);
 
 
 5055  if (strcmp (type_str, 
"method_call") == 0)
 
 5057  if (strcmp (type_str, 
"method_return") == 0)
 
 5059  else if (strcmp (type_str, 
"signal") == 0)
 
 5061  else if (strcmp (type_str, 
"error") == 0)
 
 
 5086      return "method_call";
 
 5088      return "method_return";
 
 
 5112                      char        **marshalled_data_p,
 
 5118  _dbus_return_val_if_fail (msg != 
NULL, 
FALSE);
 
 5119  _dbus_return_val_if_fail (marshalled_data_p != 
NULL, 
FALSE);
 
 5120  _dbus_return_val_if_fail (len_p != 
NULL, 
FALSE);
 
 5126  was_locked = msg->
locked;
 
 5134  *len_p = _dbus_string_get_length (&tmp);
 
 5139  *len_p = _dbus_string_get_length (&tmp);
 
 
 5181  _dbus_return_val_if_fail (str != 
NULL, 
NULL);
 
 5219  _DBUS_SET_OOM (error);
 
 
 5244  int byte_order, fields_array_len, header_len, body_len;
 
 5258                                          &validity, &byte_order,
 
 5268      _dbus_assert (have_message || (header_len + body_len) > len);
 
 5269      (void) have_message; 
 
 5270      return header_len + body_len;
 
 
 5303  _dbus_return_if_fail (message != 
NULL);
 
 5304  _dbus_return_if_fail (!message->
locked);
 
 
 5320  _dbus_return_val_if_fail (message != 
NULL, 
FALSE);
 
 
 5396                                      &variant_signature, 0, &self->data, 0);
 
 5399                                  &contained_signature, 0, &variant_writer))
 
 5415                                      &contained_signature, 1, &array_writer))
 
 5419                                           &real_array_reader->
u.
reader))
 
 5443                                           &real_inner_reader->
u.
reader))
 
 
 5488#ifndef DBUS_DISABLE_ASSERT 
 5494#ifndef DBUS_DISABLE_ASSERT 
 5497  len = _dbus_string_get_byte (&self->data, 0);
 
 5499  ret = _dbus_string_get_const_data_len (&self->data, 1, len);
 
 
 5530  _dbus_assert (_dbus_message_iter_append_check (real_writer));
 
 5535                          &variant_signature, 0, &self->data, 0);
 
 5538  if (!_dbus_message_iter_open_signature (real_writer))
 
 5544  if (!_dbus_message_iter_close_signature (real_writer))
 
 
 5554  return _dbus_string_get_length (&self->data);
 
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_data_slot_list_clear(DBusDataSlotList *list)
Frees all data slots contained in the list, calling application-provided free functions if they exist...
void _dbus_data_slot_list_init(DBusDataSlotList *list)
Initializes a slot list.
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...
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_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...
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.
void dbus_error_init(DBusError *error)
Initializes a DBusError structure.
void dbus_set_error(DBusError *error, const char *name, const char *format,...)
Assigns an error name and message to a DBusError.
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...
#define _dbus_assert_not_reached(explanation)
Aborts with an error message if called.
#define _dbus_assert(condition)
Aborts with an error message if the condition is false.
#define _DBUS_UNLOCK(name)
Unlocks a global lock.
#define _DBUS_LOCK(name)
Locks a global lock, initializing it first if necessary.
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...
char * _dbus_strdup(const char *str)
Duplicates a string.
void _dbus_warn(const char *format,...)
Prints a warning message to stderr.
#define _DBUS_LOCK_NAME(name)
Expands to name of a global lock variable.
#define _DBUS_ZERO(object)
Sets all bits in an object to zero.
void * _dbus_memdup(const void *mem, size_t n_bytes)
Duplicates a block of memory.
DBusList * _dbus_list_pop_first_link(DBusList **list)
Removes the first link in the list and returns it.
void _dbus_list_append_link(DBusList **list, DBusList *link)
Appends a link to the list.
void _dbus_list_clear_full(DBusList **list, DBusFreeFunction function)
Free every link and every element in the list.
void _dbus_list_remove_link(DBusList **list, DBusList *link)
Removes a link from the list.
DBusList * _dbus_list_find_last(DBusList **list, void *data)
Finds a value in the list.
void * _dbus_list_pop_first(DBusList **list)
Removes the first value in the list and returns it.
void _dbus_list_foreach(DBusList **list, DBusForeachFunction function, void *data)
Calls the given function for each element in the list.
void _dbus_list_clear(DBusList **list)
Frees all links in the list and sets the list head to NULL.
void _dbus_list_prepend_link(DBusList **list, DBusList *link)
Prepends a link to the list.
DBusList * _dbus_list_alloc_link(void *data)
Allocates a linked list node.
dbus_bool_t _dbus_list_remove_last(DBusList **list, void *data)
Removes a value from the list.
dbus_bool_t _dbus_list_append(DBusList **list, void *data)
Appends a value to the list.
#define NULL
A null pointer, defined appropriately for C or C++.
#define TRUE
Expands to "1".
#define FALSE
Expands to "0".
dbus_bool_t _dbus_type_writer_write_basic(DBusTypeWriter *writer, int type, const void *value)
Writes out a basic type.
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...
DBusValidity
This is primarily used in unit testing, so we can verify that each invalid message is invalid for the...
void _dbus_header_update_lengths(DBusHeader *header, int body_len)
Fills in the correct body length.
dbus_bool_t _dbus_header_copy(const DBusHeader *header, DBusHeader *dest)
Initializes dest with a copy of the given header.
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_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...
int _dbus_type_get_alignment(int typecode)
Gets the alignment requirement for the given type; will be 1, 2, 4, or 8.
void _dbus_type_writer_remove_types(DBusTypeWriter *writer)
Removes type string from the writer.
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.
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.
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.
int _dbus_header_get_message_type(DBusHeader *header)
Gets the type of the message.
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.
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.
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.
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_header_get_flag(DBusHeader *header, dbus_uint32_t flag)
Gets a message flag bit, returning TRUE if the bit is set.
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.
void _dbus_type_reader_read_fixed_multi(const DBusTypeReader *reader, const 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...
char _dbus_header_get_byte_order(const DBusHeader *header)
Returns the header's byte order.
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,...
void _dbus_header_reinit(DBusHeader *header)
Re-initializes a header that was previously initialized and never freed.
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.
dbus_bool_t _dbus_type_reader_next(DBusTypeReader *reader)
Skip to the next value on this "level".
dbus_bool_t _dbus_header_delete_field(DBusHeader *header, int field)
Deletes a field, if it exists.
int _dbus_type_reader_get_array_length(const DBusTypeReader *reader)
Returns the number of bytes in the array.
dbus_bool_t _dbus_header_remove_unknown_fields(DBusHeader *header)
Remove every header field not known to this version of dbus.
dbus_uint32_t _dbus_header_get_serial(DBusHeader *header)
See dbus_message_get_serial()
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_type_reader_has_next(const DBusTypeReader *reader)
Check whether there's another value on this "level".
void _dbus_type_reader_read_basic(const DBusTypeReader *reader, void *value)
Reads a basic-typed value, as with _dbus_marshal_read_basic().
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.
const char * _dbus_type_to_string(int typecode)
Returns a string describing the given type.
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...
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...
void _dbus_header_free(DBusHeader *header)
Frees a header.
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_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.
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...
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.
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.
void _dbus_header_set_serial(DBusHeader *header, dbus_uint32_t serial)
Sets the serial number of a header.
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)
Creates a message header from potentially-untrusted data.
void _dbus_header_byteswap(DBusHeader *header, int new_order)
Swaps the header into the given order if required.
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.
DBusValidationMode
This is used rather than a bool for high visibility.
@ DBUS_VALIDITY_UNKNOWN_OOM_ERROR
can't determine validity due to OOM
@ DBUS_VALID
the data is valid
int _dbus_current_generation
_dbus_current_generation is used to track each time that dbus_shutdown() is called,...
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.
void dbus_free(void *memory)
Frees a block of memory previously allocated by dbus_malloc() or dbus_malloc0().
void * dbus_realloc(void *memory, size_t bytes)
Resizes a block of memory previously allocated by dbus_malloc() or dbus_malloc0().
#define dbus_new(type, count)
Safe macro for using dbus_malloc().
void(* DBusFreeFunction)(void *memory)
The type of a function which frees a block of memory.
#define dbus_new0(type, count)
Safe macro for using dbus_malloc0().
void dbus_free_string_array(char **str_array)
Frees a NULL-terminated array of strings.
void _dbus_message_loader_set_max_message_size(DBusMessageLoader *loader, long size)
Sets the maximum size message we allow.
dbus_bool_t _dbus_message_remove_unknown_fields(DBusMessage *message)
Remove every header field not known to this version of dbus.
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.
DBusVariant * _dbus_variant_read(DBusMessageIter *reader)
Copy a single D-Bus message item from reader into a newly-allocated DBusVariant.
#define ensure_byte_order(message)
byte-swap the message if it doesn't match our byte order.
#define MAX_MESSAGE_SIZE_TO_CACHE
Avoid caching huge messages.
dbus_bool_t _dbus_variant_write(DBusVariant *self, DBusMessageIter *writer)
Copy the single D-Bus message item from self into writer.
void dbus_message_iter_init_closed(DBusMessageIter *iter)
Initialize iter as if with DBUS_MESSAGE_ITER_INIT_CLOSED.
dbus_bool_t _dbus_message_loader_get_is_corrupted(DBusMessageLoader *loader)
Checks whether the loader is confused due to bad data.
void dbus_message_set_serial(DBusMessage *message, dbus_uint32_t serial)
Sets the serial number of a message.
void dbus_message_lock(DBusMessage *message)
Locks a message.
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.
void _dbus_message_loader_unref(DBusMessageLoader *loader)
Decrements the reference count of the loader and finalizes the loader when the count reaches zero.
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.
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.
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.
DBusMessage * _dbus_message_loader_pop_message(DBusMessageLoader *loader)
Pops a loaded message (passing ownership of the message to the caller).
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.
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...
#define CHANGED_STAMP_BITS
How many bits are in the changed_stamp used to validate iterators.
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...
void _dbus_message_loader_putback_message_link(DBusMessageLoader *loader, DBusList *link)
Returns a popped message link, used to undo a pop.
void * dbus_message_get_data(DBusMessage *message, dbus_int32_t slot)
Retrieves data previously set with dbus_message_set_data().
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).
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...
int _dbus_message_loader_get_pending_fds_count(DBusMessageLoader *loader)
Return how many file descriptors are pending in the loader.
const char * _dbus_variant_get_signature(DBusVariant *self)
Return the signature of the item stored in self.
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_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.
void dbus_message_free_data_slot(dbus_int32_t *slot_p)
Deallocates a global ID for message data slots.
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/...
#define INITIAL_LOADER_DATA_LEN
The initial buffer size of the message loader.
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,...
DBusMessage * _dbus_message_loader_peek_message(DBusMessageLoader *loader)
Peeks at first loaded message, returns NULL if no messages have been queued.
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_loader_set_max_message_unix_fds(DBusMessageLoader *loader, long n)
Sets the maximum unix fds per message we allow.
long _dbus_message_loader_get_max_message_size(DBusMessageLoader *loader)
Gets the maximum allowed message size in bytes.
DBusMessageLoader * _dbus_message_loader_new(void)
Creates a new message loader.
#define MAX_MESSAGE_CACHE_SIZE
Avoid caching too many messages.
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).
dbus_bool_t _dbus_message_loader_queue_messages(DBusMessageLoader *loader)
Converts buffered data into messages, if we have enough data.
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...
DBusMessageLoader * _dbus_message_loader_ref(DBusMessageLoader *loader)
Increments the reference count of the loader.
long _dbus_message_loader_get_max_message_unix_fds(DBusMessageLoader *loader)
Gets the maximum allowed number of unix fds per message.
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,...
DBusValidity _dbus_message_loader_get_corruption_reason(DBusMessageLoader *loader)
Checks what kind of bad data confused the loader.
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...
dbus_bool_t dbus_message_has_destination(DBusMessage *message, const char *name)
Checks whether the message was sent to the given name.
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_has_interface(DBusMessage *message, const char *iface)
Checks if the message has an interface.
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,...
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.
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...
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...
dbus_bool_t dbus_message_iter_append_basic(DBusMessageIter *iter, int type, const void *value)
Appends a basic-typed value to the message.
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...
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...
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.
dbus_bool_t dbus_message_has_sender(DBusMessage *message, const char *name)
Checks whether the message has the given unique name as its sender.
dbus_uint32_t dbus_message_get_serial(DBusMessage *message)
Returns the serial of a message or 0 if none has been specified.
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...
void dbus_message_iter_get_basic(DBusMessageIter *iter, void *value)
Reads a basic-typed value from the message iterator.
int dbus_message_get_type(DBusMessage *message)
Gets the type of a message.
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 ...
const char * dbus_message_get_error_name(DBusMessage *message)
Gets the error name (DBUS_MESSAGE_TYPE_ERROR only) or NULL if none.
dbus_bool_t dbus_message_iter_next(DBusMessageIter *iter)
Moves the iterator to the next field, if any.
dbus_bool_t dbus_message_append_args(DBusMessage *message, int first_arg_type,...)
Appends fields to a message given a variable argument list.
int dbus_message_iter_get_arg_type(DBusMessageIter *iter)
Returns the argument type of the argument that the message iterator points to.
dbus_bool_t dbus_message_get_no_reply(DBusMessage *message)
Returns TRUE if the message does not expect a reply.
DBusMessage * dbus_message_new_signal(const char *path, const char *iface, const char *name)
Constructs a new message representing a signal emission.
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_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...
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...
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_contains_unix_fds(DBusMessage *message)
Checks whether a message contains unix fds.
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...
DBusMessage * dbus_message_ref(DBusMessage *message)
Increments the reference count of a DBusMessage.
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.
int dbus_message_iter_get_element_type(DBusMessageIter *iter)
Returns the element type of the array that the message iterator points to.
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_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_message_iter_open_container(DBusMessageIter *iter, int type, const char *contained_signature, DBusMessageIter *sub)
Appends a container-typed value to the message.
dbus_uint32_t dbus_message_get_reply_serial(DBusMessage *message)
Returns the serial that the message is a reply to or 0 if none.
DBusMessage * dbus_message_new_method_return(DBusMessage *method_call)
Constructs a message that is a reply to a method call.
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_bool_t dbus_message_iter_init(DBusMessage *message, DBusMessageIter *iter)
Initializes a DBusMessageIter for reading the arguments of the message passed in.
dbus_bool_t dbus_message_set_sender(DBusMessage *message, const char *sender)
Sets the message sender.
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...
const char * dbus_message_get_destination(DBusMessage *message)
Gets the destination of a message or NULL if there is none set.
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_iter_has_next(DBusMessageIter *iter)
Checks if an iterator has any more fields.
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.
char * dbus_message_iter_get_signature(DBusMessageIter *iter)
Returns the current signature of a message iterator.
void dbus_message_unref(DBusMessage *message)
Decrements the reference count of a DBusMessage, freeing the message if the count reaches 0.
int dbus_message_iter_get_array_len(DBusMessageIter *iter)
Returns the number of bytes in the array as marshaled in the wire protocol.
DBusMessage * dbus_message_new(int message_type)
Constructs a new message of the given message type.
dbus_bool_t dbus_set_error_from_message(DBusError *error, DBusMessage *message)
Sets a DBusError based on the contents of the given message.
int dbus_message_iter_get_element_count(DBusMessageIter *iter)
Returns the number of elements in the array-typed value pointed to by the iterator.
dbus_bool_t dbus_message_set_destination(DBusMessage *message, const char *destination)
Sets the message's destination.
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_member(DBusMessage *message, const char *member)
Checks if the message has an interface member.
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_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_iter_get_fixed_array(DBusMessageIter *iter, void *value, int *n_elements)
Reads a block of fixed-length values from the message iterator.
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_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_message_get_signature(DBusMessage *message)
Gets the type signature of the message, i.e.
dbus_bool_t dbus_message_set_container_instance(DBusMessage *message, const char *object_path)
Sets the container instance this message was sent from.
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...
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...
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_message_iter_init_append(DBusMessage *message, DBusMessageIter *iter)
Initializes a DBusMessageIter for appending arguments to the end of a message.
const char * dbus_message_get_container_instance(DBusMessage *message)
Gets the container instance this message was sent from, or NULL if none.
dbus_bool_t _dbus_decompose_path(const char *data, int len, char ***path, int *path_len)
Decompose an object path.
#define DBUS_HEADER_FIELD_UNIX_FDS
Header field code for the number of unix file descriptors associated with this message.
#define DBUS_MESSAGE_TYPE_METHOD_CALL
Message type of a method call message, see dbus_message_get_type()
#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...
#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,...
#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...
#define DBUS_HEADER_FIELD_CONTAINER_INSTANCE
Header field code for the container instance that sent this message.
#define DBUS_TYPE_SIGNATURE
Type code marking a D-Bus type signature.
#define DBUS_MAXIMUM_MESSAGE_UNIX_FDS
The maximum total number of unix fds in a message.
#define DBUS_MAXIMUM_MESSAGE_LENGTH
The maximum total message size including header and body; similar rationale to max array size.
#define DBUS_HEADER_FIELD_INTERFACE
Header field code for the interface containing a member (method or signal).
#define DBUS_ERROR_INCONSISTENT_MESSAGE
The message meta data does not match the payload.
#define DBUS_HEADER_FIELD_MEMBER
Header field code for a member (method or signal).
#define DBUS_MESSAGE_TYPE_ERROR
Message type of an error reply message, see dbus_message_get_type()
#define DBUS_TYPE_OBJECT_PATH
Type code marking a D-Bus object path.
#define DBUS_ERROR_NOT_SUPPORTED
Requested operation isn't supported (like ENOSYS on UNIX).
#define DBUS_HEADER_FIELD_SENDER
Header field code for the sender of a message; usually initialized by the message bus.
#define DBUS_HEADER_FIELD_SIGNATURE
Header field code for the type signature of a message.
#define DBUS_MESSAGE_TYPE_METHOD_RETURN
Message type of a method return message, see dbus_message_get_type()
#define DBUS_TYPE_VARIANT
Type code marking a D-Bus variant type.
#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...
#define DBUS_TYPE_UNIX_FD
Type code marking a unix file descriptor.
#define DBUS_TYPE_BOOLEAN
Type code marking a boolean.
#define DBUS_MESSAGE_TYPE_SIGNAL
Message type of a signal message, see dbus_message_get_type()
#define DBUS_TYPE_STRING
Type code marking a UTF-8 encoded, nul-terminated Unicode string.
#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 DBUS_TYPE_ARRAY
Type code marking a D-Bus array type.
#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...
#define DBUS_TYPE_INVALID
Type code that is never equal to a legitimate type code.
#define DBUS_HEADER_FIELD_ERROR_NAME
Header field code for an error name (found in DBUS_MESSAGE_TYPE_ERROR messages).
#define DBUS_TYPE_VARIANT_AS_STRING
DBUS_TYPE_VARIANT as a string literal instead of a int literal
#define DBUS_MESSAGE_TYPE_INVALID
This value is never a valid message type, see dbus_message_get_type()
#define DBUS_ERROR_INVALID_ARGS
Invalid arguments passed to a method call.
#define DBUS_TYPE_DICT_ENTRY
Type code used to represent a dict entry; however, this type code does not appear in type signatures,...
#define DBUS_DICT_ENTRY_BEGIN_CHAR
Code marking the start of a dict entry type in a type signature.
#define DBUS_HEADER_FIELD_DESTINATION
Header field code for the destination bus name 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_UINT32
Type code marking a 32-bit unsigned integer.
#define DBUS_MINIMUM_HEADER_SIZE
The smallest header size that can occur.
void _dbus_counter_unref(DBusCounter *counter)
Decrements refcount of the counter and possibly finalizes the counter.
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_counter_notify(DBusCounter *counter)
Calls the notify function from _dbus_counter_set_notify(), if that function has been specified and th...
DBusCounter * _dbus_counter_ref(DBusCounter *counter)
Increments refcount of the counter.
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_type_is_basic(int typecode)
A "basic type" is a somewhat arbitrary concept, but the intent is to include those types that are ful...
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_bool_t dbus_type_is_container(int typecode)
A "container type" can contain basic types, or nested container types.
dbus_bool_t _dbus_string_set_length(DBusString *str, int length)
Sets the length of a string.
dbus_bool_t _dbus_string_init(DBusString *str)
Initializes a string.
void _dbus_string_init_const(DBusString *str, const char *value)
Initializes a constant string.
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...
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_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.
void _dbus_string_init_const_len(DBusString *str, const char *value, int len)
Initializes a constant string with a length.
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.
void _dbus_string_free(DBusString *str)
Frees a string created by _dbus_string_init(), and fills it with the same contents as _DBUS_STRING_IN...
void _dbus_string_delete(DBusString *str, int start, int len)
Deletes a segment of a DBusString with length len starting at start.
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_bool_t _dbus_string_compact(DBusString *str, int max_waste)
Compacts the string to avoid wasted memory.
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.
dbus_bool_t _dbus_close(int fd, DBusError *error)
Closes a file descriptor.
int _dbus_dup(int fd, DBusError *error)
Duplicates a file descriptor.
dbus_int32_t _dbus_atomic_dec(DBusAtomic *atomic)
Atomically decrement an integer.
const char * _dbus_getenv(const char *varname)
Wrapper for getenv().
dbus_int32_t _dbus_atomic_get(DBusAtomic *atomic)
Atomically get the value of an integer.
dbus_int32_t _dbus_atomic_inc(DBusAtomic *atomic)
Atomically increments an integer.
unsigned int dbus_uint32_t
A 32-bit unsigned integer on all platforms.
int dbus_int32_t
A 32-bit signed integer on all platforms.
dbus_uint32_t dbus_bool_t
A boolean, valid values are TRUE and FALSE.
Internals of DBusCounter.
An allocator that tracks a set of slot IDs.
Object representing an exception.
const char * message
public error message field
void * data
Data stored at this element.
Layout of a DBusMessageIter on the stack in dbus 1.10.0.
DBusMessageIter struct; contains no public fields.
Implementation details of DBusMessageLoader.
long max_message_size
Maximum size of a message.
long max_message_unix_fds
Maximum unix fds in a message.
DBusString data
Buffered data.
DBusList * messages
Complete messages.
unsigned int corrupted
We got broken data, and are no longer working.
unsigned int buffer_outstanding
Someone is using the buffer to read.
DBusValidity corruption_reason
why we were corrupted
int refcount
Reference count.
Internals of DBusMessageIter.
union DBusMessageRealIter::@121211067062202037206001174373014021017334270236 u
the type writer or reader that does all the work
DBusMessage * message
Message used.
dbus_uint32_t iter_type
whether this is a reader or writer iter
dbus_uint32_t sig_refcount
depth of open_signature()
DBusTypeWriter writer
writer
dbus_uint32_t changed_stamp
stamp to detect invalid iters
DBusTypeReader reader
reader
Internals of DBusMessage.
DBusHeader header
Header network data and associated cache.
DBusString body
Body network data.
DBusDataSlotList slot_list
Data stored by allocated integer ID.
DBusAtomic refcount
Reference count.
dbus_uint32_t changed_stamp
Incremented when iterators are invalidated.
int generation
_dbus_current_generation when message was created
long size_counter_delta
Size we incremented the size counters by.
DBusList * counters
0-N DBusCounter used to track message size/unix fds.
unsigned int in_cache
Has been "freed" since it's in the cache (this is a debug feature)
unsigned int locked
Message being sent, no modifications allowed.
The type reader is an iterator for reading values from a block of values.
dbus_uint32_t byte_order
byte order of the block
The type writer is an iterator for writing to a block of values.
dbus_uint32_t byte_order
byte order to write values with
DBusString * type_str
where to write typecodes (or read type expectations)
dbus_uint32_t container_type
what are we inside?
An opaque data structure containing the serialized form of any single D-Bus message item,...
A simple value union that lets you access bytes as if they were various types; useful when dealing wi...
dbus_uint32_t u32
as int32