dbus_dict_helpers.h revision 256281
1/* 2 * WPA Supplicant / dbus-based control interface 3 * Copyright (c) 2006, Dan Williams <dcbw@redhat.com> and Red Hat, Inc. 4 * 5 * This software may be distributed under the terms of the BSD license. 6 * See README for more details. 7 */ 8 9#ifndef DBUS_DICT_HELPERS_H 10#define DBUS_DICT_HELPERS_H 11 12#include "wpabuf.h" 13 14/* 15 * Adding a dict to a DBusMessage 16 */ 17 18dbus_bool_t wpa_dbus_dict_open_write(DBusMessageIter *iter, 19 DBusMessageIter *iter_dict); 20 21dbus_bool_t wpa_dbus_dict_close_write(DBusMessageIter *iter, 22 DBusMessageIter *iter_dict); 23 24const char * wpa_dbus_type_as_string(const int type); 25 26dbus_bool_t wpa_dbus_dict_append_string(DBusMessageIter *iter_dict, 27 const char *key, const char *value); 28 29dbus_bool_t wpa_dbus_dict_append_byte(DBusMessageIter *iter_dict, 30 const char *key, const char value); 31 32dbus_bool_t wpa_dbus_dict_append_bool(DBusMessageIter *iter_dict, 33 const char *key, 34 const dbus_bool_t value); 35 36dbus_bool_t wpa_dbus_dict_append_int16(DBusMessageIter *iter_dict, 37 const char *key, 38 const dbus_int16_t value); 39 40dbus_bool_t wpa_dbus_dict_append_uint16(DBusMessageIter *iter_dict, 41 const char *key, 42 const dbus_uint16_t value); 43 44dbus_bool_t wpa_dbus_dict_append_int32(DBusMessageIter *iter_dict, 45 const char *key, 46 const dbus_int32_t value); 47 48dbus_bool_t wpa_dbus_dict_append_uint32(DBusMessageIter *iter_dict, 49 const char *key, 50 const dbus_uint32_t value); 51 52dbus_bool_t wpa_dbus_dict_append_int64(DBusMessageIter *iter_dict, 53 const char *key, 54 const dbus_int64_t value); 55 56dbus_bool_t wpa_dbus_dict_append_uint64(DBusMessageIter *iter_dict, 57 const char *key, 58 const dbus_uint64_t value); 59 60dbus_bool_t wpa_dbus_dict_append_double(DBusMessageIter *iter_dict, 61 const char *key, 62 const double value); 63 64dbus_bool_t wpa_dbus_dict_append_object_path(DBusMessageIter *iter_dict, 65 const char *key, 66 const char *value); 67 68dbus_bool_t wpa_dbus_dict_append_byte_array(DBusMessageIter *iter_dict, 69 const char *key, 70 const char *value, 71 const dbus_uint32_t value_len); 72 73/* Manual construction and addition of array elements */ 74dbus_bool_t wpa_dbus_dict_begin_array(DBusMessageIter *iter_dict, 75 const char *key, const char *type, 76 DBusMessageIter *iter_dict_entry, 77 DBusMessageIter *iter_dict_val, 78 DBusMessageIter *iter_array); 79 80dbus_bool_t wpa_dbus_dict_begin_string_array(DBusMessageIter *iter_dict, 81 const char *key, 82 DBusMessageIter *iter_dict_entry, 83 DBusMessageIter *iter_dict_val, 84 DBusMessageIter *iter_array); 85 86dbus_bool_t wpa_dbus_dict_string_array_add_element(DBusMessageIter *iter_array, 87 const char *elem); 88 89dbus_bool_t wpa_dbus_dict_bin_array_add_element(DBusMessageIter *iter_array, 90 const u8 *value, 91 size_t value_len); 92 93dbus_bool_t wpa_dbus_dict_end_array(DBusMessageIter *iter_dict, 94 DBusMessageIter *iter_dict_entry, 95 DBusMessageIter *iter_dict_val, 96 DBusMessageIter *iter_array); 97 98static inline dbus_bool_t 99wpa_dbus_dict_end_string_array(DBusMessageIter *iter_dict, 100 DBusMessageIter *iter_dict_entry, 101 DBusMessageIter *iter_dict_val, 102 DBusMessageIter *iter_array) 103{ 104 return wpa_dbus_dict_end_array(iter_dict, iter_dict_entry, 105 iter_dict_val, iter_array); 106} 107 108/* Convenience function to add a whole string list */ 109dbus_bool_t wpa_dbus_dict_append_string_array(DBusMessageIter *iter_dict, 110 const char *key, 111 const char **items, 112 const dbus_uint32_t num_items); 113 114dbus_bool_t wpa_dbus_dict_append_wpabuf_array(DBusMessageIter *iter_dict, 115 const char *key, 116 const struct wpabuf **items, 117 const dbus_uint32_t num_items); 118 119/* 120 * Reading a dict from a DBusMessage 121 */ 122 123#define WPAS_DBUS_TYPE_BINARRAY (DBUS_NUMBER_OF_TYPES + 100) 124 125struct wpa_dbus_dict_entry { 126 int type; /** the dbus type of the dict entry's value */ 127 int array_type; /** the dbus type of the array elements if the dict 128 entry value contains an array, or the special 129 WPAS_DBUS_TYPE_BINARRAY */ 130 const char *key; /** key of the dict entry */ 131 132 /** Possible values of the property */ 133 union { 134 char *str_value; 135 char byte_value; 136 dbus_bool_t bool_value; 137 dbus_int16_t int16_value; 138 dbus_uint16_t uint16_value; 139 dbus_int32_t int32_value; 140 dbus_uint32_t uint32_value; 141 dbus_int64_t int64_value; 142 dbus_uint64_t uint64_value; 143 double double_value; 144 char *bytearray_value; 145 char **strarray_value; 146 struct wpabuf **binarray_value; 147 }; 148 dbus_uint32_t array_len; /** length of the array if the dict entry's 149 value contains an array */ 150}; 151 152dbus_bool_t wpa_dbus_dict_open_read(DBusMessageIter *iter, 153 DBusMessageIter *iter_dict, 154 DBusError *error); 155 156dbus_bool_t wpa_dbus_dict_get_entry(DBusMessageIter *iter_dict, 157 struct wpa_dbus_dict_entry *entry); 158 159dbus_bool_t wpa_dbus_dict_has_dict_entry(DBusMessageIter *iter_dict); 160 161void wpa_dbus_dict_entry_clear(struct wpa_dbus_dict_entry *entry); 162 163#endif /* DBUS_DICT_HELPERS_H */ 164