lib: make graph API const-correct

[babeltrace.git] / lib / graph / connection.c

diff --git a/lib/graph/connection.c b/lib/graph/connection.c
index 655b36c9f6ab632b5f2af2b3c0a6f62fc6042f60..50e558b48007168296922a568a7cd3b9530dec7d 100644 (file)
--- a/lib/graph/connection.c
+++ b/lib/graph/connection.c
@@ -28,6 +28,7 @@
 #include <babeltrace/graph/notification-iterator-internal.h>
 #include <babeltrace/graph/component-internal.h>
 #include <babeltrace/graph/connection-internal.h>
+#include <babeltrace/graph/connection-const.h>
 #include <babeltrace/graph/graph-internal.h>
 #include <babeltrace/graph/port-internal.h>
 #include <babeltrace/object-internal.h>
@@ -180,7 +181,8 @@ void bt_connection_end(struct bt_connection *conn, bool try_remove_from_graph)
        if (downstream_port) {
                BT_LIB_LOGD("Disconnecting connection's downstream port: %!+p",
                        downstream_port);
-               downstream_comp = bt_port_borrow_component(downstream_port);
+               downstream_comp = bt_port_borrow_component_inline(
+                       downstream_port);
                bt_port_set_connection(downstream_port, NULL);
                conn->downstream_port = NULL;
        }
@@ -188,7 +190,8 @@ void bt_connection_end(struct bt_connection *conn, bool try_remove_from_graph)
        if (upstream_port) {
                BT_LIB_LOGD("Disconnecting connection's upstream port: %!+p",
                        upstream_port);
-               upstream_comp = bt_port_borrow_component(upstream_port);
+               upstream_comp = bt_port_borrow_component_inline(
+                       upstream_port);
                bt_port_set_connection(upstream_port, NULL);
                conn->upstream_port = NULL;
        }
@@ -254,15 +257,15 @@ void bt_connection_end(struct bt_connection *conn, bool try_remove_from_graph)
        }
 }
 
-struct bt_port_output *bt_connection_borrow_upstream_port(
-               struct bt_connection *connection)
+const struct bt_port_output *bt_connection_borrow_upstream_port_const(
+               const struct bt_connection *connection)
 {
        BT_ASSERT_PRE_NON_NULL(connection, "Connection");
        return (void *) connection->upstream_port;
 }
 
-struct bt_port_input *bt_connection_borrow_downstream_port(
-               struct bt_connection *connection)
+const struct bt_port_input *bt_connection_borrow_downstream_port_const(
+               const struct bt_connection *connection)
 {
        BT_ASSERT_PRE_NON_NULL(connection, "Connection");
        return (void *) connection->downstream_port;
@@ -278,7 +281,7 @@ void bt_connection_remove_iterator(struct bt_connection *conn,
        try_remove_connection_from_graph(conn);
 }
 
-bt_bool bt_connection_is_ended(struct bt_connection *connection)
+bt_bool bt_connection_is_ended(const struct bt_connection *connection)
 {
        return !connection->downstream_port && !connection->upstream_port;
 }