summaryrefslogtreecommitdiffstats
path: root/dbus/dbus-message.h
blob: 8fe07d8d67f27ff2e68d24b7864a3b22bc954f8e (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
/* -*- mode: C; c-file-style: "gnu" -*- */
/* dbus-message.h DBusMessage object
 *
 * Copyright (C) 2002, 2003, 2005 Red Hat Inc.
 *
 * Licensed under the Academic Free License version 2.1
 * 
 * This program is free software; you can redistribute it and/or modify
 * it under the terms of the GNU General Public License as published by
 * the Free Software Foundation; either version 2 of the License, or
 * (at your option) any later version.
 *
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU General Public License for more details.
 * 
 * You should have received a copy of the GNU General Public License
 * along with this program; if not, write to the Free Software
 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
 *
 */
#if !defined (DBUS_INSIDE_DBUS_H) && !defined (DBUS_COMPILATION)
#error "Only <dbus/dbus.h> can be included directly, this file may disappear or change contents."
#endif

#ifndef DBUS_MESSAGE_H
#define DBUS_MESSAGE_H

#include <dbus/dbus-macros.h>
#include <dbus/dbus-types.h>
#include <dbus/dbus-arch-deps.h>
#include <dbus/dbus-memory.h>
#include <dbus/dbus-errors.h>
#include <stdarg.h>

DBUS_BEGIN_DECLS

/**
 * @addtogroup DBusMessage
 * @{
 */

typedef struct DBusMessage DBusMessage;
/** Opaque type representing a message iterator. Can be copied by value, and contains no allocated memory so never needs to be freed and can be allocated on the stack. */
typedef struct DBusMessageIter DBusMessageIter;

/**
 * DBusMessageIter struct; contains no public fields. 
 */
struct DBusMessageIter
{ 
  void *dummy1;         /**< Don't use this */
  void *dummy2;         /**< Don't use this */
  dbus_uint32_t dummy3; /**< Don't use this */
  int dummy4;           /**< Don't use this */
  int dummy5;           /**< Don't use this */
  int dummy6;           /**< Don't use this */
  int dummy7;           /**< Don't use this */
  int dummy8;           /**< Don't use this */
  int dummy9;           /**< Don't use this */
  int dummy10;          /**< Don't use this */
  int dummy11;          /**< Don't use this */
  int pad1;             /**< Don't use this */
  int pad2;             /**< Don't use this */
  void *pad3;           /**< Don't use this */
};

DBusMessage* dbus_message_new               (int          message_type);
DBusMessage* dbus_message_new_method_call   (const char  *bus_name,
                                             const char  *path,
                                             const char  *interface,
                                             const char  *method);
DBusMessage* dbus_message_new_method_return (DBusMessage *method_call);
DBusMessage* dbus_message_new_signal        (const char  *path,
                                             const char  *interface,
                                             const char  *name);
DBusMessage* dbus_message_new_error         (DBusMessage *reply_to,
                                             const char  *error_name,
                                             const char  *error_message);
DBusMessage* dbus_message_new_error_printf  (DBusMessage *reply_to,
                                             const char  *error_name,
                                             const char  *error_format,
					     ...);

DBusMessage* dbus_message_copy              (const DBusMessage *message);

DBusMessage*  dbus_message_ref              (DBusMessage   *message);
void          dbus_message_unref            (DBusMessage   *message);
int           dbus_message_get_type         (DBusMessage   *message);
dbus_bool_t   dbus_message_set_path         (DBusMessage   *message,
                                             const char    *object_path);
const char*   dbus_message_get_path         (DBusMessage   *message);
dbus_bool_t   dbus_message_has_path         (DBusMessage   *message, 
                                             const char    *object_path);  
dbus_bool_t   dbus_message_set_interface    (DBusMessage   *message,
                                             const char    *interface);       
const char*   dbus_message_get_interface    (DBusMessage   *message);
dbus_bool_t   dbus_message_has_interface    (DBusMessage   *message, 
                                             const char    *interface);
dbus_bool_t   dbus_message_set_member       (DBusMessage   *message,
                                             const char    *member);
const char*   dbus_message_get_member       (DBusMessage   *message);
dbus_bool_t   dbus_message_has_member       (DBusMessage   *message, 
                                             const char    *member);
dbus_bool_t   dbus_message_set_error_name   (DBusMessage   *message,
                                             const char    *name);
const char*   dbus_message_get_error_name   (DBusMessage   *message);
dbus_bool_t   dbus_message_set_destination  (DBusMessage   *message,
                                             const char    *destination);
const char*   dbus_message_get_destination  (DBusMessage   *message);
dbus_bool_t   dbus_message_set_sender       (DBusMessage   *message,
                                             const char    *sender);
const char*   dbus_message_get_sender       (DBusMessage   *message);
const char*   dbus_message_get_signature    (DBusMessage   *message);
void          dbus_message_set_no_reply     (DBusMessage   *message,
                                             dbus_bool_t    no_reply);
dbus_bool_t   dbus_message_get_no_reply     (DBusMessage   *message);
dbus_bool_t   dbus_message_is_method_call   (DBusMessage   *message,
                                             const char    *interface,
                                             const char    *method);
dbus_bool_t   dbus_message_is_signal        (DBusMessage   *message,
                                             const char    *interface,
                                             const char    *signal_name);
dbus_bool_t   dbus_message_is_error         (DBusMessage   *message,
                                             const char    *error_name);
dbus_bool_t   dbus_message_has_destination  (DBusMessage   *message,
                                             const char    *bus_name);
dbus_bool_t   dbus_message_has_sender       (DBusMessage   *message,
                                             const char    *unique_bus_name);
dbus_bool_t   dbus_message_has_signature    (DBusMessage   *message,
                                             const char    *signature);
dbus_uint32_t dbus_message_get_serial       (DBusMessage   *message);
dbus_bool_t   dbus_message_set_reply_serial (DBusMessage   *message,
                                             dbus_uint32_t  reply_serial);
dbus_uint32_t dbus_message_get_reply_serial (DBusMessage   *message);

void          dbus_message_set_auto_start   (DBusMessage   *message,
                                             dbus_bool_t    auto_start);
dbus_bool_t   dbus_message_get_auto_start   (DBusMessage   *message);

dbus_bool_t   dbus_message_get_path_decomposed (DBusMessage   *message,
                                                char        ***path);

dbus_bool_t dbus_message_append_args          (DBusMessage     *message,
					       int              first_arg_type,
					       ...);
dbus_bool_t dbus_message_append_args_valist   (DBusMessage     *message,
					       int              first_arg_type,
					       va_list          var_args);
dbus_bool_t dbus_message_get_args             (DBusMessage     *message,
					       DBusError       *error,
					       int              first_arg_type,
					       ...);
dbus_bool_t dbus_message_get_args_valist      (DBusMessage     *message,
					       DBusError       *error,
					       int              first_arg_type,
					       va_list          var_args);


dbus_bool_t dbus_message_iter_init             (DBusMessage     *message,
                                                DBusMessageIter *iter);
dbus_bool_t dbus_message_iter_has_next         (DBusMessageIter *iter);
dbus_bool_t dbus_message_iter_next             (DBusMessageIter *iter);
char*       dbus_message_iter_get_signature    (DBusMessageIter *iter);
int         dbus_message_iter_get_arg_type     (DBusMessageIter *iter);
int         dbus_message_iter_get_element_type (DBusMessageIter *iter);
void        dbus_message_iter_recurse          (DBusMessageIter *iter,
                                                DBusMessageIter *sub);
void        dbus_message_iter_get_basic        (DBusMessageIter *iter,
                                                void            *value);
#ifndef DBUS_DISABLE_DEPRECATED
/* This function returns the wire protocol size of the array in bytes,
 * you do not want to know that probably
 */
int         dbus_message_iter_get_array_len    (DBusMessageIter *iter) DBUS_GNUC_DEPRECATED;
#endif
void        dbus_message_iter_get_fixed_array  (DBusMessageIter *iter,
                                                void            *value,
                                                int             *n_elements);


void        dbus_message_iter_init_append        (DBusMessage     *message,
                                                  DBusMessageIter *iter);
dbus_bool_t dbus_message_iter_append_basic       (DBusMessageIter *iter,
                                                  int              type,
                                                  const void      *value);
dbus_bool_t dbus_message_iter_append_fixed_array (DBusMessageIter *iter,
                                                  int              element_type,
                                                  const void      *value,
                                                  int              n_elements);
dbus_bool_t dbus_message_iter_open_container     (DBusMessageIter *iter,
                                                  int              type,
                                                  const char      *contained_signature,
                                                  DBusMessageIter *sub);
dbus_bool_t dbus_message_iter_close_container    (DBusMessageIter *iter,
                                                  DBusMessageIter *sub);


dbus_bool_t  dbus_set_error_from_message  (DBusError    *error,
                                           DBusMessage  *message);


dbus_bool_t dbus_message_allocate_data_slot (dbus_int32_t     *slot_p);
void        dbus_message_free_data_slot     (dbus_int32_t     *slot_p);
dbus_bool_t dbus_message_set_data           (DBusMessage      *message,
                                             dbus_int32_t      slot,
                                             void             *data,
                                             DBusFreeFunction  free_data_func);
void*       dbus_message_get_data           (DBusMessage      *message,
                                             dbus_int32_t      slot);

int dbus_message_type_from_string (const char *type_str);
const char * dbus_message_type_to_string (int type);

/** @} */

DBUS_END_DECLS

#endif /* DBUS_MESSAGE_H */