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Upstream-Status: Inappropriate [not used]
--- dbus_dict_helpers.c.array-fix 2006-12-18 12:31:11.000000000 -0500
+++ dbus_dict_helpers.c 2006-12-20 03:17:08.000000000 -0500
@@ -629,36 +629,55 @@ dbus_bool_t wpa_dbus_dict_open_read(DBus
}
+#define BYTE_ARRAY_CHUNK_SIZE 34
+#define BYTE_ARRAY_ITEM_SIZE (sizeof (char))
+
static dbus_bool_t _wpa_dbus_dict_entry_get_byte_array(
- DBusMessageIter *iter, int array_len, int array_type,
+ DBusMessageIter *iter, int array_type,
struct wpa_dbus_dict_entry *entry)
{
- dbus_uint32_t i = 0;
+ dbus_uint32_t count = 0;
dbus_bool_t success = FALSE;
- char byte;
+ char * buffer;
- /* Zero-length arrays are valid. */
- if (array_len == 0) {
- entry->bytearray_value = NULL;
- entry->array_type = DBUS_TYPE_BYTE;
- success = TRUE;
- goto done;
- }
+ entry->bytearray_value = NULL;
+ entry->array_type = DBUS_TYPE_BYTE;
- entry->bytearray_value = wpa_zalloc(array_len * sizeof(char));
- if (!entry->bytearray_value) {
+ buffer = wpa_zalloc(BYTE_ARRAY_ITEM_SIZE * BYTE_ARRAY_CHUNK_SIZE);
+ if (!buffer) {
perror("_wpa_dbus_dict_entry_get_byte_array[dbus]: out of "
"memory");
goto done;
}
- entry->array_type = DBUS_TYPE_BYTE;
- entry->array_len = array_len;
+ 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) {
+ buffer = realloc(buffer, BYTE_ARRAY_ITEM_SIZE * (count + BYTE_ARRAY_CHUNK_SIZE));
+ if (buffer == NULL) {
+ perror("_wpa_dbus_dict_entry_get_byte_array["
+ "dbus] out of memory trying to "
+ "retrieve the string array");
+ goto done;
+ }
+ }
+ entry->bytearray_value = buffer;
+
dbus_message_iter_get_basic(iter, &byte);
- entry->bytearray_value[i++] = byte;
+ entry->bytearray_value[count] = byte;
+ entry->array_len = ++count;
dbus_message_iter_next(iter);
}
+
+ /* Zero-length arrays are valid. */
+ if (entry->array_len == 0) {
+ free(entry->bytearray_value);
+ entry->strarray_value = NULL;
+ }
+
success = TRUE;
done:
@@ -666,8 +685,11 @@ done:
}
+#define STR_ARRAY_CHUNK_SIZE 8
+#define STR_ARRAY_ITEM_SIZE (sizeof (char *))
+
static dbus_bool_t _wpa_dbus_dict_entry_get_string_array(
- DBusMessageIter *iter, int array_len, int array_type,
+ DBusMessageIter *iter, int array_type,
struct wpa_dbus_dict_entry *entry)
{
dbus_uint32_t count = 0;
@@ -677,13 +699,7 @@ static dbus_bool_t _wpa_dbus_dict_entry_
entry->strarray_value = NULL;
entry->array_type = DBUS_TYPE_STRING;
- /* Zero-length arrays are valid. */
- if (array_len == 0) {
- success = TRUE;
- goto done;
- }
-
- buffer = wpa_zalloc(sizeof (char *) * 8);
+ buffer = wpa_zalloc(STR_ARRAY_ITEM_SIZE * STR_ARRAY_CHUNK_SIZE);
if (buffer == NULL) {
perror("_wpa_dbus_dict_entry_get_string_array[dbus] out of "
"memory trying to retrieve a string array");
@@ -696,18 +712,14 @@ static dbus_bool_t _wpa_dbus_dict_entry_
const char *value;
char *str;
- if ((count % 8) == 0 && count != 0) {
- char **tmp;
- tmp = realloc(buffer, sizeof(char *) * (count + 8));
- if (tmp == NULL) {
+ if ((count % STR_ARRAY_CHUNK_SIZE) == 0 && count != 0) {
+ buffer = realloc(buffer, STR_ARRAY_ITEM_SIZE * (count + STR_ARRAY_CHUNK_SIZE));
+ if (buffer == NULL) {
perror("_wpa_dbus_dict_entry_get_string_array["
"dbus] out of memory trying to "
"retrieve the string array");
- free(buffer);
- buffer = NULL;
goto done;
}
- buffer = tmp;
}
entry->strarray_value = buffer;
@@ -723,6 +735,13 @@ static dbus_bool_t _wpa_dbus_dict_entry_
entry->array_len = ++count;
dbus_message_iter_next(iter);
}
+
+ /* Zero-length arrays are valid. */
+ if (entry->array_len == 0) {
+ free(entry->strarray_value);
+ entry->strarray_value = NULL;
+ }
+
success = TRUE;
done:
@@ -734,7 +753,6 @@ static dbus_bool_t _wpa_dbus_dict_entry_
DBusMessageIter *iter_dict_val, struct wpa_dbus_dict_entry *entry)
{
int array_type = dbus_message_iter_get_element_type(iter_dict_val);
- int array_len;
dbus_bool_t success = FALSE;
DBusMessageIter iter_array;
@@ -743,20 +761,14 @@ static dbus_bool_t _wpa_dbus_dict_entry_
dbus_message_iter_recurse(iter_dict_val, &iter_array);
- array_len = dbus_message_iter_get_array_len(&iter_array);
- if (array_len < 0)
- return FALSE;
-
switch (array_type) {
case DBUS_TYPE_BYTE:
success = _wpa_dbus_dict_entry_get_byte_array(&iter_array,
- array_len,
array_type,
entry);
break;
case DBUS_TYPE_STRING:
success = _wpa_dbus_dict_entry_get_string_array(&iter_array,
- array_len,
array_type,
entry);
break;
@@ -943,9 +955,17 @@ void wpa_dbus_dict_entry_clear(struct wp
break;
case DBUS_TYPE_ARRAY:
switch (entry->array_type) {
- case DBUS_TYPE_BYTE:
- free(entry->bytearray_value);
- break;
+ case DBUS_TYPE_BYTE: {
+ free(entry->bytearray_value);
+ break;
+ }
+ case DBUS_TYPE_STRING: {
+ int i;
+ for (i = 0; i < entry->array_len; i++)
+ free (entry->strarray_value[i]);
+ free (entry->strarray_value);
+ break;
+ }
}
break;
}
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