GArray *
g_array_append_vals (GArray *array,
gconstpointer data,
guint len)
{
GArrayPriv *priv = (GArrayPriv*)array;
g_return_val_if_fail (array != NULL, NULL);
ensure_capacity (priv, priv->array.len + len + (priv->zero_terminated ? 1 : 0));
memmove (element_offset (priv, priv->array.len),
data,
element_length (priv, len));
priv->array.len += len;
if (priv->zero_terminated) {
memset (element_offset (priv, priv->array.len),
0,
priv->element_size);
}
return array;
}
GArray*
g_array_insert_vals (GArray *array,
guint index_,
gconstpointer data,
guint len)
{
GArrayPriv *priv = (GArrayPriv*)array;
guint extra = (priv->zero_terminated ? 1 : 0);
g_return_val_if_fail (array != NULL, NULL);
ensure_capacity (priv, array->len + len + extra);
/* first move the existing elements out of the way */
memmove (element_offset (priv, index_ + len),
element_offset (priv, index_),
element_length (priv, array->len - index_));
/* then copy the new elements into the array */
memmove (element_offset (priv, index_),
data,
element_length (priv, len));
array->len += len;
if (priv->zero_terminated) {
memset (element_offset (priv, priv->array.len),
0,
priv->element_size);
}
return array;
}
GArray*
g_array_remove_index_fast (GArray *array,
guint index_)
{
GArrayPriv *priv = (GArrayPriv*)array;
g_return_val_if_fail (array != NULL, NULL);
memmove (element_offset (priv, index_),
element_offset (priv, array->len - 1),
element_length (priv, 1));
array->len --;
if (priv->zero_terminated) {
memset (element_offset (priv, priv->array.len),
0,
priv->element_size);
}
return array;
}
static void
ensure_capacity (GArrayPriv *priv, guint capacity)
{
guint new_capacity;
if (capacity <= priv->capacity)
return;
new_capacity = (capacity + 63) & ~63;
priv->array.data = g_realloc (priv->array.data, element_length (priv, new_capacity));
if (priv->clear_) {
memset (element_offset (priv, priv->capacity),
0,
element_length (priv, new_capacity - priv->capacity));
}
priv->capacity = new_capacity;
}
static void
ensure_capacity (GArrayPriv *priv,
int capacity)
{
int new_capacity = MAX (priv->capacity, INITIAL_CAPACITY);
if (capacity < priv->capacity)
return;
while (new_capacity < capacity) {
new_capacity <<= 1;
}
capacity = new_capacity;
priv->array.data = (gchar*)g_realloc (priv->array.data, element_length (priv, capacity));
if (priv->clear_) {
memset (element_offset (priv, priv->capacity),
0,
element_length (priv, capacity - priv->capacity));
}
priv->capacity = capacity;
}
