Updated through tag hostap_2_5 from git://w1.fi/hostap.git
[mech_eap.git] / libeap / wpa_supplicant / dbus / dbus_dict_helpers.c
index b3aff40..a0c44eb 100644 (file)
@@ -2,20 +2,15 @@
  * WPA Supplicant / dbus-based control interface
  * Copyright (c) 2006, Dan Williams <dcbw@redhat.com> and Red Hat, Inc.
  *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License version 2 as
- * published by the Free Software Foundation.
- *
- * Alternatively, this software may be distributed under the terms of BSD
- * license.
- *
- * See README and COPYING for more details.
+ * This software may be distributed under the terms of the BSD license.
+ * See README for more details.
  */
 
 #include "includes.h"
 #include <dbus/dbus.h>
 
 #include "common.h"
+#include "wpabuf.h"
 #include "dbus_dict_helpers.h"
 
 
@@ -71,7 +66,7 @@ dbus_bool_t wpa_dbus_dict_close_write(DBusMessageIter *iter,
 
 const char * wpa_dbus_type_as_string(const int type)
 {
-       switch(type) {
+       switch (type) {
        case DBUS_TYPE_BYTE:
                return DBUS_TYPE_BYTE_AS_STRING;
        case DBUS_TYPE_BOOLEAN:
@@ -111,11 +106,8 @@ static dbus_bool_t _wpa_dbus_add_dict_entry_start(
                                              iter_dict_entry))
                return FALSE;
 
-       if (!dbus_message_iter_append_basic(iter_dict_entry, DBUS_TYPE_STRING,
-                                           &key))
-               return FALSE;
-
-       return TRUE;
+       return dbus_message_iter_append_basic(iter_dict_entry, DBUS_TYPE_STRING,
+                                             &key);
 }
 
 
@@ -125,10 +117,8 @@ static dbus_bool_t _wpa_dbus_add_dict_entry_end(
 {
        if (!dbus_message_iter_close_container(iter_dict_entry, iter_dict_val))
                return FALSE;
-       if (!dbus_message_iter_close_container(iter_dict, iter_dict_entry))
-               return FALSE;
 
-       return TRUE;
+       return dbus_message_iter_close_container(iter_dict, iter_dict_entry);
 }
 
 
@@ -148,22 +138,15 @@ static dbus_bool_t _wpa_dbus_add_dict_entry_basic(DBusMessageIter *iter_dict,
                return FALSE;
 
        if (!_wpa_dbus_add_dict_entry_start(iter_dict, &iter_dict_entry,
-                                           key, value_type))
-               return FALSE;
-
-       if (!dbus_message_iter_open_container(&iter_dict_entry,
+                                           key, value_type) ||
+           !dbus_message_iter_open_container(&iter_dict_entry,
                                              DBUS_TYPE_VARIANT,
-                                             type_as_string, &iter_dict_val))
-               return FALSE;
-
-       if (!dbus_message_iter_append_basic(&iter_dict_val, value_type, value))
-               return FALSE;
-
-       if (!_wpa_dbus_add_dict_entry_end(iter_dict, &iter_dict_entry,
-                                         &iter_dict_val))
+                                             type_as_string, &iter_dict_val) ||
+           !dbus_message_iter_append_basic(&iter_dict_val, value_type, value))
                return FALSE;
 
-       return TRUE;
+       return _wpa_dbus_add_dict_entry_end(iter_dict, &iter_dict_entry,
+                                           &iter_dict_val);
 }
 
 
@@ -175,17 +158,13 @@ static dbus_bool_t _wpa_dbus_add_dict_entry_byte_array(
        dbus_uint32_t i;
 
        if (!_wpa_dbus_add_dict_entry_start(iter_dict, &iter_dict_entry,
-                                           key, DBUS_TYPE_ARRAY))
-               return FALSE;
-
-       if (!dbus_message_iter_open_container(&iter_dict_entry,
+                                           key, DBUS_TYPE_ARRAY) ||
+           !dbus_message_iter_open_container(&iter_dict_entry,
                                              DBUS_TYPE_VARIANT,
                                              DBUS_TYPE_ARRAY_AS_STRING
                                              DBUS_TYPE_BYTE_AS_STRING,
-                                             &iter_dict_val))
-               return FALSE;
-
-       if (!dbus_message_iter_open_container(&iter_dict_val, DBUS_TYPE_ARRAY,
+                                             &iter_dict_val) ||
+           !dbus_message_iter_open_container(&iter_dict_val, DBUS_TYPE_ARRAY,
                                              DBUS_TYPE_BYTE_AS_STRING,
                                              &iter_array))
                return FALSE;
@@ -200,11 +179,8 @@ static dbus_bool_t _wpa_dbus_add_dict_entry_byte_array(
        if (!dbus_message_iter_close_container(&iter_dict_val, &iter_array))
                return FALSE;
 
-       if (!_wpa_dbus_add_dict_entry_end(iter_dict, &iter_dict_entry,
-                                         &iter_dict_val))
-               return FALSE;
-
-       return TRUE;
+       return _wpa_dbus_add_dict_entry_end(iter_dict, &iter_dict_entry,
+                                           &iter_dict_val);
 }
 
 
@@ -433,9 +409,7 @@ dbus_bool_t wpa_dbus_dict_append_byte_array(DBusMessageIter *iter_dict,
                                            const char *value,
                                            const dbus_uint32_t value_len)
 {
-       if (!key)
-               return FALSE;
-       if (!value && (value_len != 0))
+       if (!key || (!value && value_len != 0))
                return FALSE;
        return _wpa_dbus_add_dict_entry_byte_array(iter_dict, key, value,
                                                   value_len);
@@ -443,11 +417,12 @@ dbus_bool_t wpa_dbus_dict_append_byte_array(DBusMessageIter *iter_dict,
 
 
 /**
- * Begin a string array entry in the dict
+ * Begin an array entry in the dict
  *
  * @param iter_dict A valid DBusMessageIter returned from
  *                  wpa_dbus_dict_open_write()
  * @param key The key of the dict item
+ * @param type The type of the contained data
  * @param iter_dict_entry A private DBusMessageIter provided by the caller to
  *                        be passed to wpa_dbus_dict_end_string_array()
  * @param iter_dict_val A private DBusMessageIter provided by the caller to
@@ -457,32 +432,45 @@ dbus_bool_t wpa_dbus_dict_append_byte_array(DBusMessageIter *iter_dict,
  * @return TRUE on success, FALSE on failure
  *
  */
-dbus_bool_t wpa_dbus_dict_begin_string_array(DBusMessageIter *iter_dict,
-                                            const char *key,
-                                            DBusMessageIter *iter_dict_entry,
-                                            DBusMessageIter *iter_dict_val,
-                                            DBusMessageIter *iter_array)
+dbus_bool_t wpa_dbus_dict_begin_array(DBusMessageIter *iter_dict,
+                                     const char *key, const char *type,
+                                     DBusMessageIter *iter_dict_entry,
+                                     DBusMessageIter *iter_dict_val,
+                                     DBusMessageIter *iter_array)
 {
-       if (!iter_dict || !iter_dict_entry || !iter_dict_val || !iter_array)
-               return FALSE;
+       char array_type[10];
+       int err;
 
-       if (!_wpa_dbus_add_dict_entry_start(iter_dict, iter_dict_entry,
-                                           key, DBUS_TYPE_ARRAY))
+       err = os_snprintf(array_type, sizeof(array_type),
+                         DBUS_TYPE_ARRAY_AS_STRING "%s",
+                         type);
+       if (os_snprintf_error(sizeof(array_type), err))
                return FALSE;
 
-       if (!dbus_message_iter_open_container(iter_dict_entry,
+       if (!iter_dict || !iter_dict_entry || !iter_dict_val || !iter_array ||
+           !_wpa_dbus_add_dict_entry_start(iter_dict, iter_dict_entry,
+                                           key, DBUS_TYPE_ARRAY) ||
+           !dbus_message_iter_open_container(iter_dict_entry,
                                              DBUS_TYPE_VARIANT,
-                                             DBUS_TYPE_ARRAY_AS_STRING
-                                             DBUS_TYPE_STRING_AS_STRING,
+                                             array_type,
                                              iter_dict_val))
                return FALSE;
 
-       if (!dbus_message_iter_open_container(iter_dict_val, DBUS_TYPE_ARRAY,
-                                             DBUS_TYPE_BYTE_AS_STRING,
-                                             iter_array))
-               return FALSE;
+       return dbus_message_iter_open_container(iter_dict_val, DBUS_TYPE_ARRAY,
+                                               type, iter_array);
+}
 
-       return TRUE;
+
+dbus_bool_t wpa_dbus_dict_begin_string_array(DBusMessageIter *iter_dict,
+                                            const char *key,
+                                            DBusMessageIter *iter_dict_entry,
+                                            DBusMessageIter *iter_dict_val,
+                                            DBusMessageIter *iter_array)
+{
+       return wpa_dbus_dict_begin_array(
+               iter_dict, key,
+               DBUS_TYPE_STRING_AS_STRING,
+               iter_dict_entry, iter_dict_val, iter_array);
 }
 
 
@@ -508,35 +496,69 @@ dbus_bool_t wpa_dbus_dict_string_array_add_element(DBusMessageIter *iter_array,
 
 
 /**
- * End a string array dict entry
+ * Add a single byte array element to a string array dict entry
+ *
+ * @param iter_array A valid DBusMessageIter returned from
+ *                   wpa_dbus_dict_begin_array()'s iter_array
+ *                   parameter -- note that wpa_dbus_dict_begin_array()
+ *                   must have been called with "ay" as the type
+ * @param value The data to be added to the dict entry's array
+ * @param value_len The length of the data
+ * @return TRUE on success, FALSE on failure
+ *
+ */
+dbus_bool_t wpa_dbus_dict_bin_array_add_element(DBusMessageIter *iter_array,
+                                               const u8 *value,
+                                               size_t value_len)
+{
+       DBusMessageIter iter_bytes;
+       size_t i;
+
+       if (!iter_array || !value ||
+           !dbus_message_iter_open_container(iter_array, DBUS_TYPE_ARRAY,
+                                             DBUS_TYPE_BYTE_AS_STRING,
+                                             &iter_bytes))
+               return FALSE;
+
+       for (i = 0; i < value_len; i++) {
+               if (!dbus_message_iter_append_basic(&iter_bytes,
+                                                   DBUS_TYPE_BYTE,
+                                                   &(value[i])))
+                       return FALSE;
+       }
+
+       return dbus_message_iter_close_container(iter_array, &iter_bytes);
+}
+
+
+/**
+ * End an array dict entry
  *
  * @param iter_dict A valid DBusMessageIter returned from
  *                  wpa_dbus_dict_open_write()
  * @param iter_dict_entry A private DBusMessageIter returned from
- *                        wpa_dbus_dict_end_string_array()
+ *                        wpa_dbus_dict_begin_string_array() or
+ *                       wpa_dbus_dict_begin_array()
  * @param iter_dict_val A private DBusMessageIter returned from
- *                      wpa_dbus_dict_end_string_array()
+ *                      wpa_dbus_dict_begin_string_array() or
+ *                     wpa_dbus_dict_begin_array()
  * @param iter_array A DBusMessageIter returned from
- *                   wpa_dbus_dict_end_string_array()
+ *                   wpa_dbus_dict_begin_string_array() or
+ *                  wpa_dbus_dict_begin_array()
  * @return TRUE on success, FALSE on failure
  *
  */
-dbus_bool_t wpa_dbus_dict_end_string_array(DBusMessageIter *iter_dict,
-                                          DBusMessageIter *iter_dict_entry,
-                                          DBusMessageIter *iter_dict_val,
-                                          DBusMessageIter *iter_array)
+dbus_bool_t wpa_dbus_dict_end_array(DBusMessageIter *iter_dict,
+                                   DBusMessageIter *iter_dict_entry,
+                                   DBusMessageIter *iter_dict_val,
+                                   DBusMessageIter *iter_array)
 {
-       if (!iter_dict || !iter_dict_entry || !iter_dict_val || !iter_array)
+       if (!iter_dict || !iter_dict_entry || !iter_dict_val || !iter_array ||
+           !dbus_message_iter_close_container(iter_dict_val, iter_array))
                return FALSE;
 
-       if (!dbus_message_iter_close_container(iter_dict_val, iter_array))
-               return FALSE;
-
-       if (!_wpa_dbus_add_dict_entry_end(iter_dict, iter_dict_entry,
-                                         iter_dict_val))
-               return FALSE;
-
-       return TRUE;
+       return _wpa_dbus_add_dict_entry_end(iter_dict, iter_dict_entry,
+                                           iter_dict_val);
 }
 
 
@@ -559,12 +581,8 @@ dbus_bool_t wpa_dbus_dict_append_string_array(DBusMessageIter *iter_dict,
        DBusMessageIter iter_dict_entry, iter_dict_val, iter_array;
        dbus_uint32_t i;
 
-       if (!key)
-               return FALSE;
-       if (!items && (num_items != 0))
-               return FALSE;
-
-       if (!wpa_dbus_dict_begin_string_array(iter_dict, key,
+       if (!key || (!items && num_items != 0) ||
+           !wpa_dbus_dict_begin_string_array(iter_dict, key,
                                              &iter_dict_entry, &iter_dict_val,
                                              &iter_array))
                return FALSE;
@@ -575,11 +593,48 @@ dbus_bool_t wpa_dbus_dict_append_string_array(DBusMessageIter *iter_dict,
                        return FALSE;
        }
 
-       if (!wpa_dbus_dict_end_string_array(iter_dict, &iter_dict_entry,
-                                           &iter_dict_val, &iter_array))
+       return wpa_dbus_dict_end_string_array(iter_dict, &iter_dict_entry,
+                                             &iter_dict_val, &iter_array);
+}
+
+
+/**
+ * Convenience function to add an wpabuf binary array to the dict.
+ *
+ * @param iter_dict A valid DBusMessageIter returned from
+ *                  wpa_dbus_dict_open_write()
+ * @param key The key of the dict item
+ * @param items The array of wpabuf structures
+ * @param num_items The number of strings in the array
+ * @return TRUE on success, FALSE on failure
+ *
+ */
+dbus_bool_t wpa_dbus_dict_append_wpabuf_array(DBusMessageIter *iter_dict,
+                                             const char *key,
+                                             const struct wpabuf **items,
+                                             const dbus_uint32_t num_items)
+{
+       DBusMessageIter iter_dict_entry, iter_dict_val, iter_array;
+       dbus_uint32_t i;
+
+       if (!key ||
+           (!items && num_items != 0) ||
+           !wpa_dbus_dict_begin_array(iter_dict, key,
+                                      DBUS_TYPE_ARRAY_AS_STRING
+                                      DBUS_TYPE_BYTE_AS_STRING,
+                                      &iter_dict_entry, &iter_dict_val,
+                                      &iter_array))
                return FALSE;
 
-       return TRUE;
+       for (i = 0; i < num_items; i++) {
+               if (!wpa_dbus_dict_bin_array_add_element(&iter_array,
+                                                        wpabuf_head(items[i]),
+                                                        wpabuf_len(items[i])))
+                       return FALSE;
+       }
+
+       return wpa_dbus_dict_end_array(iter_dict, &iter_dict_entry,
+                                      &iter_dict_val, &iter_array);
 }
 
 
@@ -593,18 +648,35 @@ dbus_bool_t wpa_dbus_dict_append_string_array(DBusMessageIter *iter_dict,
  * @param iter A valid DBusMessageIter pointing to the start of the dict
  * @param iter_dict (out) A DBusMessageIter to be passed to
  *    wpa_dbus_dict_read_next_entry()
+ * @error on failure a descriptive error
  * @return TRUE on success, FALSE on failure
  *
  */
 dbus_bool_t wpa_dbus_dict_open_read(DBusMessageIter *iter,
-                                   DBusMessageIter *iter_dict)
+                                   DBusMessageIter *iter_dict,
+                                   DBusError *error)
 {
-       if (!iter || !iter_dict)
+       int type;
+
+       wpa_printf(MSG_MSGDUMP, "%s: start reading a dict entry", __func__);
+       if (!iter || !iter_dict) {
+               dbus_set_error_const(error, DBUS_ERROR_FAILED,
+                                    "[internal] missing message iterators");
                return FALSE;
+       }
 
-       if (dbus_message_iter_get_arg_type(iter) != DBUS_TYPE_ARRAY ||
-           dbus_message_iter_get_element_type(iter) != DBUS_TYPE_DICT_ENTRY)
+       type = dbus_message_iter_get_arg_type(iter);
+       if (type != DBUS_TYPE_ARRAY ||
+           dbus_message_iter_get_element_type(iter) != DBUS_TYPE_DICT_ENTRY) {
+               wpa_printf(MSG_DEBUG,
+                          "%s: unexpected message argument types (arg=%c element=%c)",
+                          __func__, type,
+                          type != DBUS_TYPE_ARRAY ? '?' :
+                          dbus_message_iter_get_element_type(iter));
+               dbus_set_error_const(error, DBUS_ERROR_INVALID_ARGS,
+                                    "unexpected message argument types");
                return FALSE;
+       }
 
        dbus_message_iter_recurse(iter, iter_dict);
        return TRUE;
@@ -615,45 +687,45 @@ dbus_bool_t wpa_dbus_dict_open_read(DBusMessageIter *iter,
 #define BYTE_ARRAY_ITEM_SIZE (sizeof(char))
 
 static dbus_bool_t _wpa_dbus_dict_entry_get_byte_array(
-       DBusMessageIter *iter, int array_type,
-       struct wpa_dbus_dict_entry *entry)
+       DBusMessageIter *iter, struct wpa_dbus_dict_entry *entry)
 {
        dbus_uint32_t count = 0;
        dbus_bool_t success = FALSE;
-       char *buffer, *nbuffer;;
+       char *buffer, *nbuffer;
 
        entry->bytearray_value = NULL;
        entry->array_type = DBUS_TYPE_BYTE;
 
-       buffer = os_zalloc(BYTE_ARRAY_ITEM_SIZE * BYTE_ARRAY_CHUNK_SIZE);
+       buffer = os_calloc(BYTE_ARRAY_CHUNK_SIZE, BYTE_ARRAY_ITEM_SIZE);
        if (!buffer)
                return FALSE;
 
-       entry->bytearray_value = buffer;
        entry->array_len = 0;
        while (dbus_message_iter_get_arg_type(iter) == DBUS_TYPE_BYTE) {
                char byte;
 
                if ((count % BYTE_ARRAY_CHUNK_SIZE) == 0 && count != 0) {
-                       nbuffer = os_realloc(buffer, BYTE_ARRAY_ITEM_SIZE *
-                                            (count + BYTE_ARRAY_CHUNK_SIZE));
+                       nbuffer = os_realloc_array(
+                               buffer, count + BYTE_ARRAY_CHUNK_SIZE,
+                               BYTE_ARRAY_ITEM_SIZE);
                        if (nbuffer == NULL) {
                                os_free(buffer);
-                               wpa_printf(MSG_ERROR, "dbus: _wpa_dbus_dict_"
-                                          "entry_get_byte_array out of "
-                                          "memory trying to retrieve the "
-                                          "string array");
+                               wpa_printf(MSG_ERROR,
+                                          "dbus: %s out of memory trying to retrieve the string array",
+                                          __func__);
                                goto done;
                        }
                        buffer = nbuffer;
                }
-               entry->bytearray_value = buffer;
 
                dbus_message_iter_get_basic(iter, &byte);
-               entry->bytearray_value[count] = byte;
+               buffer[count] = byte;
                entry->array_len = ++count;
                dbus_message_iter_next(iter);
        }
+       entry->bytearray_value = buffer;
+       wpa_hexdump_key(MSG_MSGDUMP, "dbus: byte array contents",
+                       entry->bytearray_value, entry->array_len);
 
        /* Zero-length arrays are valid. */
        if (entry->array_len == 0) {
@@ -676,49 +748,50 @@ static dbus_bool_t _wpa_dbus_dict_entry_get_string_array(
        struct wpa_dbus_dict_entry *entry)
 {
        dbus_uint32_t count = 0;
-       dbus_bool_t success = FALSE;
        char **buffer, **nbuffer;
 
        entry->strarray_value = NULL;
+       entry->array_len = 0;
        entry->array_type = DBUS_TYPE_STRING;
 
-       buffer = os_zalloc(STR_ARRAY_ITEM_SIZE * STR_ARRAY_CHUNK_SIZE);
+       buffer = os_calloc(STR_ARRAY_CHUNK_SIZE, STR_ARRAY_ITEM_SIZE);
        if (buffer == NULL)
                return FALSE;
 
-       entry->strarray_value = buffer;
-       entry->array_len = 0;
        while (dbus_message_iter_get_arg_type(iter) == DBUS_TYPE_STRING) {
                const char *value;
                char *str;
 
                if ((count % STR_ARRAY_CHUNK_SIZE) == 0 && count != 0) {
-                       nbuffer = os_realloc(buffer, STR_ARRAY_ITEM_SIZE *
-                                            (count + STR_ARRAY_CHUNK_SIZE));
+                       nbuffer = os_realloc_array(
+                               buffer, count + STR_ARRAY_CHUNK_SIZE,
+                               STR_ARRAY_ITEM_SIZE);
                        if (nbuffer == NULL) {
-                               os_free(buffer);
-                               wpa_printf(MSG_ERROR, "dbus: _wpa_dbus_dict_"
-                                          "entry_get_string_array out of "
-                                          "memory trying to retrieve the "
-                                          "string array");
-                               goto done;
+                               wpa_printf(MSG_ERROR,
+                                          "dbus: %s out of memory trying to retrieve the string array",
+                                          __func__);
+                               goto fail;
                        }
                        buffer = nbuffer;
                }
-               entry->strarray_value = buffer;
 
                dbus_message_iter_get_basic(iter, &value);
+               wpa_printf(MSG_MSGDUMP, "%s: string_array value: %s",
+                          __func__, wpa_debug_show_keys ? value : "[omitted]");
                str = os_strdup(value);
                if (str == NULL) {
-                       wpa_printf(MSG_ERROR, "dbus: _wpa_dbus_dict_entry_get_"
-                                  "string_array out of memory trying to "
-                                  "duplicate the string array");
-                       goto done;
+                       wpa_printf(MSG_ERROR,
+                                  "dbus: %s out of memory trying to duplicate the string array",
+                                  __func__);
+                       goto fail;
                }
-               entry->strarray_value[count] = str;
-               entry->array_len = ++count;
+               buffer[count++] = str;
                dbus_message_iter_next(iter);
        }
+       entry->strarray_value = buffer;
+       entry->array_len = count;
+       wpa_printf(MSG_MSGDUMP, "%s: string_array length %u",
+                  __func__, entry->array_len);
 
        /* Zero-length arrays are valid. */
        if (entry->array_len == 0) {
@@ -726,10 +799,95 @@ static dbus_bool_t _wpa_dbus_dict_entry_get_string_array(
                entry->strarray_value = NULL;
        }
 
-       success = TRUE;
+       return TRUE;
 
-done:
-       return success;
+fail:
+       while (count > 0) {
+               count--;
+               os_free(buffer[count]);
+       }
+       os_free(buffer);
+       return FALSE;
+}
+
+
+#define BIN_ARRAY_CHUNK_SIZE 10
+#define BIN_ARRAY_ITEM_SIZE (sizeof(struct wpabuf *))
+
+static dbus_bool_t _wpa_dbus_dict_entry_get_binarray(
+       DBusMessageIter *iter, struct wpa_dbus_dict_entry *entry)
+{
+       struct wpa_dbus_dict_entry tmpentry;
+       size_t buflen = 0;
+       int i, type;
+
+       entry->array_type = WPAS_DBUS_TYPE_BINARRAY;
+       entry->array_len = 0;
+       entry->binarray_value = NULL;
+
+       type = dbus_message_iter_get_arg_type(iter);
+       wpa_printf(MSG_MSGDUMP, "%s: parsing binarray type %c", __func__, type);
+       if (type == DBUS_TYPE_INVALID) {
+               /* Likely an empty array of arrays */
+               return TRUE;
+       }
+       if (type != DBUS_TYPE_ARRAY) {
+               wpa_printf(MSG_DEBUG, "%s: not an array type: %c",
+                          __func__, type);
+               return FALSE;
+       }
+
+       type = dbus_message_iter_get_element_type(iter);
+       if (type != DBUS_TYPE_BYTE) {
+               wpa_printf(MSG_DEBUG, "%s: unexpected element type %c",
+                          __func__, type);
+               return FALSE;
+       }
+
+       while (dbus_message_iter_get_arg_type(iter) == DBUS_TYPE_ARRAY) {
+               DBusMessageIter iter_array;
+
+               if (entry->array_len == buflen) {
+                       struct wpabuf **newbuf;
+
+                       buflen += BIN_ARRAY_CHUNK_SIZE;
+
+                       newbuf = os_realloc_array(entry->binarray_value,
+                                                 buflen, BIN_ARRAY_ITEM_SIZE);
+                       if (!newbuf)
+                               goto cleanup;
+                       entry->binarray_value = newbuf;
+               }
+
+               dbus_message_iter_recurse(iter, &iter_array);
+               os_memset(&tmpentry, 0, sizeof(tmpentry));
+               tmpentry.type = DBUS_TYPE_ARRAY;
+               if (_wpa_dbus_dict_entry_get_byte_array(&iter_array, &tmpentry)
+                   == FALSE)
+                       goto cleanup;
+
+               entry->binarray_value[entry->array_len] =
+                       wpabuf_alloc_ext_data((u8 *) tmpentry.bytearray_value,
+                                             tmpentry.array_len);
+               if (entry->binarray_value[entry->array_len] == NULL) {
+                       wpa_dbus_dict_entry_clear(&tmpentry);
+                       goto cleanup;
+               }
+               entry->array_len++;
+               dbus_message_iter_next(iter);
+       }
+       wpa_printf(MSG_MSGDUMP, "%s: binarray length %u",
+                  __func__, entry->array_len);
+
+       return TRUE;
+
+ cleanup:
+       for (i = 0; i < (int) entry->array_len; i++)
+               wpabuf_free(entry->binarray_value[i]);
+       os_free(entry->binarray_value);
+       entry->array_len = 0;
+       entry->binarray_value = NULL;
+       return FALSE;
 }
 
 
@@ -740,15 +898,13 @@ static dbus_bool_t _wpa_dbus_dict_entry_get_array(
        dbus_bool_t success = FALSE;
        DBusMessageIter iter_array;
 
-       if (!entry)
-               return FALSE;
+       wpa_printf(MSG_MSGDUMP, "%s: array_type %c", __func__, array_type);
 
        dbus_message_iter_recurse(iter_dict_val, &iter_array);
 
-       switch (array_type) {
+       switch (array_type) {
        case DBUS_TYPE_BYTE:
                success = _wpa_dbus_dict_entry_get_byte_array(&iter_array,
-                                                             array_type,
                                                              entry);
                break;
        case DBUS_TYPE_STRING:
@@ -756,7 +912,12 @@ static dbus_bool_t _wpa_dbus_dict_entry_get_array(
                                                                array_type,
                                                                entry);
                break;
+       case DBUS_TYPE_ARRAY:
+               success = _wpa_dbus_dict_entry_get_binarray(&iter_array, entry);
+               break;
        default:
+               wpa_printf(MSG_MSGDUMP, "%s: unsupported array type %c",
+                          __func__, array_type);
                break;
        }
 
@@ -771,42 +932,72 @@ static dbus_bool_t _wpa_dbus_dict_fill_value_from_variant(
 
        switch (entry->type) {
        case DBUS_TYPE_OBJECT_PATH:
+               dbus_message_iter_get_basic(iter, &v);
+               wpa_printf(MSG_MSGDUMP, "%s: object path value: %s",
+                          __func__, v);
+               entry->str_value = os_strdup(v);
+               if (entry->str_value == NULL)
+                       return FALSE;
+               break;
        case DBUS_TYPE_STRING:
                dbus_message_iter_get_basic(iter, &v);
+               wpa_printf(MSG_MSGDUMP, "%s: string value: %s",
+                          __func__, wpa_debug_show_keys ? v : "[omitted]");
                entry->str_value = os_strdup(v);
                if (entry->str_value == NULL)
                        return FALSE;
                break;
        case DBUS_TYPE_BOOLEAN:
                dbus_message_iter_get_basic(iter, &entry->bool_value);
+               wpa_printf(MSG_MSGDUMP, "%s: boolean value: %d",
+                          __func__, entry->bool_value);
                break;
        case DBUS_TYPE_BYTE:
                dbus_message_iter_get_basic(iter, &entry->byte_value);
+               wpa_printf(MSG_MSGDUMP, "%s: byte value: %d",
+                          __func__, entry->byte_value);
                break;
        case DBUS_TYPE_INT16:
                dbus_message_iter_get_basic(iter, &entry->int16_value);
+               wpa_printf(MSG_MSGDUMP, "%s: int16 value: %d",
+                          __func__, entry->int16_value);
                break;
        case DBUS_TYPE_UINT16:
                dbus_message_iter_get_basic(iter, &entry->uint16_value);
+               wpa_printf(MSG_MSGDUMP, "%s: uint16 value: %d",
+                          __func__, entry->uint16_value);
                break;
        case DBUS_TYPE_INT32:
                dbus_message_iter_get_basic(iter, &entry->int32_value);
+               wpa_printf(MSG_MSGDUMP, "%s: int32 value: %d",
+                          __func__, entry->int32_value);
                break;
        case DBUS_TYPE_UINT32:
                dbus_message_iter_get_basic(iter, &entry->uint32_value);
+               wpa_printf(MSG_MSGDUMP, "%s: uint32 value: %d",
+                          __func__, entry->uint32_value);
                break;
        case DBUS_TYPE_INT64:
                dbus_message_iter_get_basic(iter, &entry->int64_value);
+               wpa_printf(MSG_MSGDUMP, "%s: int64 value: %lld",
+                          __func__, (long long int) entry->int64_value);
                break;
        case DBUS_TYPE_UINT64:
                dbus_message_iter_get_basic(iter, &entry->uint64_value);
+               wpa_printf(MSG_MSGDUMP, "%s: uint64 value: %llu",
+                          __func__,
+                          (unsigned long long int) entry->uint64_value);
                break;
        case DBUS_TYPE_DOUBLE:
                dbus_message_iter_get_basic(iter, &entry->double_value);
+               wpa_printf(MSG_MSGDUMP, "%s: double value: %f",
+                          __func__, entry->double_value);
                break;
        case DBUS_TYPE_ARRAY:
                return _wpa_dbus_dict_entry_get_array(iter, entry);
        default:
+               wpa_printf(MSG_MSGDUMP, "%s: unsupported type %c",
+                          __func__, entry->type);
                return FALSE;
        }
 
@@ -837,26 +1028,40 @@ dbus_bool_t wpa_dbus_dict_get_entry(DBusMessageIter *iter_dict,
        int type;
        const char *key;
 
-       if (!iter_dict || !entry)
-               goto error;
-
-       if (dbus_message_iter_get_arg_type(iter_dict) != DBUS_TYPE_DICT_ENTRY)
+       if (!iter_dict || !entry ||
+           dbus_message_iter_get_arg_type(iter_dict) != DBUS_TYPE_DICT_ENTRY) {
+               wpa_printf(MSG_DEBUG, "%s: not a dict entry", __func__);
                goto error;
+       }
 
        dbus_message_iter_recurse(iter_dict, &iter_dict_entry);
        dbus_message_iter_get_basic(&iter_dict_entry, &key);
+       wpa_printf(MSG_MSGDUMP, "%s: dict entry key: %s", __func__, key);
        entry->key = key;
 
-       if (!dbus_message_iter_next(&iter_dict_entry))
+       if (!dbus_message_iter_next(&iter_dict_entry)) {
+               wpa_printf(MSG_DEBUG, "%s: no variant in dict entry", __func__);
                goto error;
+       }
        type = dbus_message_iter_get_arg_type(&iter_dict_entry);
-       if (type != DBUS_TYPE_VARIANT)
+       if (type != DBUS_TYPE_VARIANT) {
+               wpa_printf(MSG_DEBUG,
+                          "%s: unexpected dict entry variant type: %c",
+                          __func__, type);
                goto error;
+       }
 
        dbus_message_iter_recurse(&iter_dict_entry, &iter_dict_val);
        entry->type = dbus_message_iter_get_arg_type(&iter_dict_val);
-       if (!_wpa_dbus_dict_fill_value_from_variant(entry, &iter_dict_val))
+       wpa_printf(MSG_MSGDUMP, "%s: dict entry variant content type: %c",
+                  __func__, entry->type);
+       entry->array_type = DBUS_TYPE_INVALID;
+       if (!_wpa_dbus_dict_fill_value_from_variant(entry, &iter_dict_val)) {
+               wpa_printf(MSG_DEBUG,
+                          "%s: failed to fetch dict values from variant",
+                          __func__);
                goto error;
+       }
 
        dbus_message_iter_next(iter_dict);
        return TRUE;
@@ -911,13 +1116,20 @@ void wpa_dbus_dict_entry_clear(struct wpa_dbus_dict_entry *entry)
                        os_free(entry->bytearray_value);
                        break;
                case DBUS_TYPE_STRING:
+                       if (!entry->strarray_value)
+                               break;
                        for (i = 0; i < entry->array_len; i++)
                                os_free(entry->strarray_value[i]);
                        os_free(entry->strarray_value);
                        break;
+               case WPAS_DBUS_TYPE_BINARRAY:
+                       for (i = 0; i < entry->array_len; i++)
+                               wpabuf_free(entry->binarray_value[i]);
+                       os_free(entry->binarray_value);
+                       break;
                }
                break;
        }
 
-       memset(entry, 0, sizeof(struct wpa_dbus_dict_entry));
+       os_memset(entry, 0, sizeof(struct wpa_dbus_dict_entry));
 }