D-Bus 1.2.24
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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 <config.h> 00028 #include <dbus/dbus-protocol.h> 00029 #include <dbus/dbus-list.h> 00030 00031 #ifndef PACKAGE 00032 #error "config.h not included here" 00033 #endif 00034 00035 typedef struct DBusTypeReader DBusTypeReader; 00036 typedef struct DBusTypeWriter DBusTypeWriter; 00037 typedef struct DBusTypeReaderClass DBusTypeReaderClass; 00038 typedef struct DBusArrayLenFixup DBusArrayLenFixup; 00039 00044 struct DBusTypeReader 00045 { 00046 dbus_uint32_t byte_order : 8; 00048 dbus_uint32_t finished : 1; 00051 dbus_uint32_t array_len_offset : 3; 00052 const DBusString *type_str; 00053 int type_pos; 00054 const DBusString *value_str; 00055 int value_pos; 00057 const DBusTypeReaderClass *klass; 00058 union 00059 { 00060 struct { 00061 int start_pos; 00062 } array; 00063 } u; 00064 }; 00065 00069 struct DBusTypeWriter 00070 { 00071 dbus_uint32_t byte_order : 8; 00073 dbus_uint32_t container_type : 8; 00075 dbus_uint32_t type_pos_is_expectation : 1; 00077 dbus_uint32_t enabled : 1; 00079 DBusString *type_str; 00080 int type_pos; 00081 DBusString *value_str; 00082 int value_pos; 00084 union 00085 { 00086 struct { 00087 int start_pos; 00088 int len_pos; 00089 int element_type_pos; 00090 } array; 00091 } u; 00092 }; 00093 00098 struct DBusArrayLenFixup 00099 { 00100 int len_pos_in_reader; 00101 int new_len; 00102 }; 00103 00104 void _dbus_type_reader_init (DBusTypeReader *reader, 00105 int byte_order, 00106 const DBusString *type_str, 00107 int type_pos, 00108 const DBusString *value_str, 00109 int value_pos); 00110 void _dbus_type_reader_init_types_only (DBusTypeReader *reader, 00111 const DBusString *type_str, 00112 int type_pos); 00113 int _dbus_type_reader_get_current_type (const DBusTypeReader *reader); 00114 int _dbus_type_reader_get_element_type (const DBusTypeReader *reader); 00115 int _dbus_type_reader_get_value_pos (const DBusTypeReader *reader); 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 void _dbus_type_reader_read_fixed_multi (const DBusTypeReader *reader, 00120 void *value, 00121 int *n_elements); 00122 void _dbus_type_reader_read_raw (const DBusTypeReader *reader, 00123 const unsigned char **value_location); 00124 void _dbus_type_reader_recurse (DBusTypeReader *reader, 00125 DBusTypeReader *subreader); 00126 dbus_bool_t _dbus_type_reader_next (DBusTypeReader *reader); 00127 dbus_bool_t _dbus_type_reader_has_next (const DBusTypeReader *reader); 00128 void _dbus_type_reader_get_signature (const DBusTypeReader *reader, 00129 const DBusString **str_p, 00130 int *start_p, 00131 int *len_p); 00132 dbus_bool_t _dbus_type_reader_set_basic (DBusTypeReader *reader, 00133 const void *value, 00134 const DBusTypeReader *realign_root); 00135 dbus_bool_t _dbus_type_reader_delete (DBusTypeReader *reader, 00136 const DBusTypeReader *realign_root); 00137 dbus_bool_t _dbus_type_reader_greater_than (const DBusTypeReader *lhs, 00138 const DBusTypeReader *rhs); 00139 00140 dbus_bool_t _dbus_type_reader_equal_values (const DBusTypeReader *lhs, 00141 const DBusTypeReader *rhs); 00142 00143 void _dbus_type_signature_next (const char *signature, 00144 int *type_pos); 00145 00146 void _dbus_type_writer_init (DBusTypeWriter *writer, 00147 int byte_order, 00148 DBusString *type_str, 00149 int type_pos, 00150 DBusString *value_str, 00151 int value_pos); 00152 void _dbus_type_writer_init_types_delayed (DBusTypeWriter *writer, 00153 int byte_order, 00154 DBusString *value_str, 00155 int value_pos); 00156 void _dbus_type_writer_add_types (DBusTypeWriter *writer, 00157 DBusString *type_str, 00158 int type_pos); 00159 void _dbus_type_writer_remove_types (DBusTypeWriter *writer); 00160 void _dbus_type_writer_init_values_only (DBusTypeWriter *writer, 00161 int byte_order, 00162 const DBusString *type_str, 00163 int type_pos, 00164 DBusString *value_str, 00165 int value_pos); 00166 dbus_bool_t _dbus_type_writer_write_basic (DBusTypeWriter *writer, 00167 int type, 00168 const void *value); 00169 dbus_bool_t _dbus_type_writer_write_fixed_multi (DBusTypeWriter *writer, 00170 int element_type, 00171 const void *value, 00172 int n_elements); 00173 dbus_bool_t _dbus_type_writer_recurse (DBusTypeWriter *writer, 00174 int container_type, 00175 const DBusString *contained_type, 00176 int contained_type_start, 00177 DBusTypeWriter *sub); 00178 dbus_bool_t _dbus_type_writer_unrecurse (DBusTypeWriter *writer, 00179 DBusTypeWriter *sub); 00180 dbus_bool_t _dbus_type_writer_append_array (DBusTypeWriter *writer, 00181 const DBusString *contained_type, 00182 int contained_type_start, 00183 DBusTypeWriter *sub); 00184 dbus_bool_t _dbus_type_writer_write_reader (DBusTypeWriter *writer, 00185 DBusTypeReader *reader); 00186 dbus_bool_t _dbus_type_writer_write_reader_partial (DBusTypeWriter *writer, 00187 DBusTypeReader *reader, 00188 const DBusTypeReader *start_after, 00189 int start_after_new_pos, 00190 int start_after_new_len, 00191 DBusList **fixups); 00192 void _dbus_type_writer_set_enabled (DBusTypeWriter *writer, 00193 dbus_bool_t enabled); 00194 00195 00196 #endif /* DBUS_MARSHAL_RECURSIVE_H */