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node: make port for_each more powerful

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Make an int return from pw_node_for_each_port() so that we can return
errors or early exit.
Add pw_port_for_each_param() to iterate params. And use this to collect
the formats.
This commit is contained in:
Wim Taymans 2017-11-29 16:58:17 +01:00
parent 425073afd8
commit 91a3670610
6 changed files with 81 additions and 47 deletions
Download patch file Download diff file Expand all files Collapse all files

4
src/modules/module-autolink.c
View file

@ -234,10 +234,10 @@ static void node_port_removed(void *data, struct pw_port *port)
{
}
static bool on_node_port_added(void *data, struct pw_port *port)
static int on_node_port_added(void *data, struct pw_port *port)
{
node_port_added(data, port);
return true;
return 0;
}
static void on_node_created(struct pw_node *node, struct node_info *info)

8
src/modules/module-jack/jack-node.c
View file

@ -1067,16 +1067,16 @@ struct find_data {
struct pw_jack_port *result;
};
static bool find_port(void *data, struct pw_port *port)
static int find_port(void *data, struct pw_port *port)
{
struct find_data *d = data;
struct port_data *pd = pw_port_get_user_data(port);
if (pd->port.port_id == d->port_id) {
d->result = &pd->port;
return false;
return 1;
}
return true;
return 0;
}
struct pw_jack_port *
@ -1085,7 +1085,7 @@ pw_jack_node_find_port(struct pw_jack_node *node,
jack_port_id_t port_id)
{
struct find_data data = { port_id, };
if (!pw_node_for_each_port(node->node, direction, find_port, &data))
if (pw_node_for_each_port(node->node, direction, find_port, &data) == 1)
return data.result;
return NULL;
}