D-Bus 1.4.10
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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 void _dbus_type_reader_init (DBusTypeReader *reader, 00100 int byte_order, 00101 const DBusString *type_str, 00102 int type_pos, 00103 const DBusString *value_str, 00104 int value_pos); 00105 void _dbus_type_reader_init_types_only (DBusTypeReader *reader, 00106 const DBusString *type_str, 00107 int type_pos); 00108 int _dbus_type_reader_get_current_type (const DBusTypeReader *reader); 00109 int _dbus_type_reader_get_element_type (const DBusTypeReader *reader); 00110 int _dbus_type_reader_get_value_pos (const DBusTypeReader *reader); 00111 void _dbus_type_reader_read_basic (const DBusTypeReader *reader, 00112 void *value); 00113 int _dbus_type_reader_get_array_length (const DBusTypeReader *reader); 00114 void _dbus_type_reader_read_fixed_multi (const DBusTypeReader *reader, 00115 void *value, 00116 int *n_elements); 00117 void _dbus_type_reader_read_raw (const DBusTypeReader *reader, 00118 const unsigned char **value_location); 00119 void _dbus_type_reader_recurse (DBusTypeReader *reader, 00120 DBusTypeReader *subreader); 00121 dbus_bool_t _dbus_type_reader_next (DBusTypeReader *reader); 00122 dbus_bool_t _dbus_type_reader_has_next (const DBusTypeReader *reader); 00123 void _dbus_type_reader_get_signature (const DBusTypeReader *reader, 00124 const DBusString **str_p, 00125 int *start_p, 00126 int *len_p); 00127 dbus_bool_t _dbus_type_reader_set_basic (DBusTypeReader *reader, 00128 const void *value, 00129 const DBusTypeReader *realign_root); 00130 dbus_bool_t _dbus_type_reader_delete (DBusTypeReader *reader, 00131 const DBusTypeReader *realign_root); 00132 dbus_bool_t _dbus_type_reader_greater_than (const DBusTypeReader *lhs, 00133 const DBusTypeReader *rhs); 00134 00135 dbus_bool_t _dbus_type_reader_equal_values (const DBusTypeReader *lhs, 00136 const DBusTypeReader *rhs); 00137 00138 void _dbus_type_signature_next (const char *signature, 00139 int *type_pos); 00140 00141 void _dbus_type_writer_init (DBusTypeWriter *writer, 00142 int byte_order, 00143 DBusString *type_str, 00144 int type_pos, 00145 DBusString *value_str, 00146 int value_pos); 00147 void _dbus_type_writer_init_types_delayed (DBusTypeWriter *writer, 00148 int byte_order, 00149 DBusString *value_str, 00150 int value_pos); 00151 void _dbus_type_writer_add_types (DBusTypeWriter *writer, 00152 DBusString *type_str, 00153 int type_pos); 00154 void _dbus_type_writer_remove_types (DBusTypeWriter *writer); 00155 void _dbus_type_writer_init_values_only (DBusTypeWriter *writer, 00156 int byte_order, 00157 const DBusString *type_str, 00158 int type_pos, 00159 DBusString *value_str, 00160 int value_pos); 00161 dbus_bool_t _dbus_type_writer_write_basic (DBusTypeWriter *writer, 00162 int type, 00163 const void *value); 00164 dbus_bool_t _dbus_type_writer_write_fixed_multi (DBusTypeWriter *writer, 00165 int element_type, 00166 const void *value, 00167 int n_elements); 00168 dbus_bool_t _dbus_type_writer_recurse (DBusTypeWriter *writer, 00169 int container_type, 00170 const DBusString *contained_type, 00171 int contained_type_start, 00172 DBusTypeWriter *sub); 00173 dbus_bool_t _dbus_type_writer_unrecurse (DBusTypeWriter *writer, 00174 DBusTypeWriter *sub); 00175 dbus_bool_t _dbus_type_writer_append_array (DBusTypeWriter *writer, 00176 const DBusString *contained_type, 00177 int contained_type_start, 00178 DBusTypeWriter *sub); 00179 dbus_bool_t _dbus_type_writer_write_reader (DBusTypeWriter *writer, 00180 DBusTypeReader *reader); 00181 dbus_bool_t _dbus_type_writer_write_reader_partial (DBusTypeWriter *writer, 00182 DBusTypeReader *reader, 00183 const DBusTypeReader *start_after, 00184 int start_after_new_pos, 00185 int start_after_new_len, 00186 DBusList **fixups); 00187 void _dbus_type_writer_set_enabled (DBusTypeWriter *writer, 00188 dbus_bool_t enabled); 00189 00190 00191 #endif /* DBUS_MARSHAL_RECURSIVE_H */