D-Bus
1.10.12
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00001 /* -*- mode: C; c-file-style: "gnu"; indent-tabs-mode: nil; -*- */ 00002 /* dbus-marshal-recursive.h Marshalling routines for recursive types 00003 * 00004 * Copyright (C) 2004, 2005 Red Hat, Inc. 00005 * 00006 * Licensed under the Academic Free License version 2.1 00007 * 00008 * This program is free software; you can redistribute it and/or modify 00009 * it under the terms of the GNU General Public License as published by 00010 * the Free Software Foundation; either version 2 of the License, or 00011 * (at your option) any later version. 00012 * 00013 * This program is distributed in the hope that it will be useful, 00014 * but WITHOUT ANY WARRANTY; without even the implied warranty of 00015 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 00016 * GNU General Public License for more details. 00017 * 00018 * You should have received a copy of the GNU General Public License 00019 * along with this program; if not, write to the Free Software 00020 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA 00021 * 00022 */ 00023 00024 #ifndef DBUS_MARSHAL_RECURSIVE_H 00025 #define DBUS_MARSHAL_RECURSIVE_H 00026 00027 #include <dbus/dbus-protocol.h> 00028 #include <dbus/dbus-list.h> 00029 00030 typedef struct DBusTypeReader DBusTypeReader; 00031 typedef struct DBusTypeWriter DBusTypeWriter; 00032 typedef struct DBusTypeReaderClass DBusTypeReaderClass; 00033 typedef struct DBusArrayLenFixup DBusArrayLenFixup; 00034 00039 struct DBusTypeReader 00040 { 00041 dbus_uint32_t byte_order : 8; 00043 dbus_uint32_t finished : 1; 00046 dbus_uint32_t array_len_offset : 3; 00047 const DBusString *type_str; 00048 int type_pos; 00049 const DBusString *value_str; 00050 int value_pos; 00052 const DBusTypeReaderClass *klass; 00053 union 00054 { 00055 struct { 00056 int start_pos; 00057 } array; 00058 } u; 00059 }; 00060 00064 struct DBusTypeWriter 00065 { 00066 dbus_uint32_t byte_order : 8; 00068 dbus_uint32_t container_type : 8; 00070 dbus_uint32_t type_pos_is_expectation : 1; 00072 dbus_uint32_t enabled : 1; 00074 DBusString *type_str; 00075 int type_pos; 00076 DBusString *value_str; 00077 int value_pos; 00079 union 00080 { 00081 struct { 00082 int start_pos; 00083 int len_pos; 00084 int element_type_pos; 00085 } array; 00086 } u; 00087 }; 00088 00093 struct DBusArrayLenFixup 00094 { 00095 int len_pos_in_reader; 00096 int new_len; 00097 }; 00098 00099 DBUS_PRIVATE_EXPORT 00100 void _dbus_type_reader_init (DBusTypeReader *reader, 00101 int byte_order, 00102 const DBusString *type_str, 00103 int type_pos, 00104 const DBusString *value_str, 00105 int value_pos); 00106 DBUS_PRIVATE_EXPORT 00107 void _dbus_type_reader_init_types_only (DBusTypeReader *reader, 00108 const DBusString *type_str, 00109 int type_pos); 00110 DBUS_PRIVATE_EXPORT 00111 int _dbus_type_reader_get_current_type (const DBusTypeReader *reader); 00112 DBUS_PRIVATE_EXPORT 00113 int _dbus_type_reader_get_element_type (const DBusTypeReader *reader); 00114 int _dbus_type_reader_get_value_pos (const DBusTypeReader *reader); 00115 DBUS_PRIVATE_EXPORT 00116 void _dbus_type_reader_read_basic (const DBusTypeReader *reader, 00117 void *value); 00118 int _dbus_type_reader_get_array_length (const DBusTypeReader *reader); 00119 DBUS_PRIVATE_EXPORT 00120 void _dbus_type_reader_read_fixed_multi (const DBusTypeReader *reader, 00121 void *value, 00122 int *n_elements); 00123 void _dbus_type_reader_read_raw (const DBusTypeReader *reader, 00124 const unsigned char **value_location); 00125 DBUS_PRIVATE_EXPORT 00126 void _dbus_type_reader_recurse (DBusTypeReader *reader, 00127 DBusTypeReader *subreader); 00128 DBUS_PRIVATE_EXPORT 00129 dbus_bool_t _dbus_type_reader_next (DBusTypeReader *reader); 00130 dbus_bool_t _dbus_type_reader_has_next (const DBusTypeReader *reader); 00131 DBUS_PRIVATE_EXPORT 00132 void _dbus_type_reader_get_signature (const DBusTypeReader *reader, 00133 const DBusString **str_p, 00134 int *start_p, 00135 int *len_p); 00136 DBUS_PRIVATE_EXPORT 00137 dbus_bool_t _dbus_type_reader_set_basic (DBusTypeReader *reader, 00138 const void *value, 00139 const DBusTypeReader *realign_root); 00140 DBUS_PRIVATE_EXPORT 00141 dbus_bool_t _dbus_type_reader_delete (DBusTypeReader *reader, 00142 const DBusTypeReader *realign_root); 00143 00144 dbus_bool_t _dbus_type_reader_equal_values (const DBusTypeReader *lhs, 00145 const DBusTypeReader *rhs); 00146 00147 void _dbus_type_signature_next (const char *signature, 00148 int *type_pos); 00149 00150 DBUS_PRIVATE_EXPORT 00151 void _dbus_type_writer_init (DBusTypeWriter *writer, 00152 int byte_order, 00153 DBusString *type_str, 00154 int type_pos, 00155 DBusString *value_str, 00156 int value_pos); 00157 void _dbus_type_writer_init_types_delayed (DBusTypeWriter *writer, 00158 int byte_order, 00159 DBusString *value_str, 00160 int value_pos); 00161 void _dbus_type_writer_add_types (DBusTypeWriter *writer, 00162 DBusString *type_str, 00163 int type_pos); 00164 void _dbus_type_writer_remove_types (DBusTypeWriter *writer); 00165 DBUS_PRIVATE_EXPORT 00166 void _dbus_type_writer_init_values_only (DBusTypeWriter *writer, 00167 int byte_order, 00168 const DBusString *type_str, 00169 int type_pos, 00170 DBusString *value_str, 00171 int value_pos); 00172 DBUS_PRIVATE_EXPORT 00173 dbus_bool_t _dbus_type_writer_write_basic (DBusTypeWriter *writer, 00174 int type, 00175 const void *value); 00176 DBUS_PRIVATE_EXPORT 00177 dbus_bool_t _dbus_type_writer_write_fixed_multi (DBusTypeWriter *writer, 00178 int element_type, 00179 const void *value, 00180 int n_elements); 00181 DBUS_PRIVATE_EXPORT 00182 dbus_bool_t _dbus_type_writer_recurse (DBusTypeWriter *writer, 00183 int container_type, 00184 const DBusString *contained_type, 00185 int contained_type_start, 00186 DBusTypeWriter *sub); 00187 DBUS_PRIVATE_EXPORT 00188 dbus_bool_t _dbus_type_writer_unrecurse (DBusTypeWriter *writer, 00189 DBusTypeWriter *sub); 00190 dbus_bool_t _dbus_type_writer_append_array (DBusTypeWriter *writer, 00191 const DBusString *contained_type, 00192 int contained_type_start, 00193 DBusTypeWriter *sub); 00194 DBUS_PRIVATE_EXPORT 00195 dbus_bool_t _dbus_type_writer_write_reader (DBusTypeWriter *writer, 00196 DBusTypeReader *reader); 00197 00198 00199 #endif /* DBUS_MARSHAL_RECURSIVE_H */