export a function to look up a protocol handler

diff --git a/proto.c b/proto.c
index 3161e01c2f412b291de7a68f538f00cc0762051e..5126107b53c2cb98c467fc4a01447929c4599b42 100644 (file)
--- a/proto.c
+++ b/proto.c
@@ -40,7 +40,8 @@ no_proto_handler(struct interface_proto_state *proto,
        return 0;
 }
 
-static struct interface_proto_state *get_default_proto(void)
+static struct interface_proto_state *
+get_default_proto(void)
 {
        struct interface_proto_state *proto;
 
@@ -51,7 +52,19 @@ static struct interface_proto_state *get_default_proto(void)
        return proto;
 }
 
-void proto_attach_interface(struct interface *iface, struct uci_section *s)
+struct proto_handler *
+get_proto_handler(const char *name)
+{
+       struct proto_handler *proto;
+
+       if (!handlers.comp)
+               return NULL;
+
+       return avl_find_element(&handlers, name, proto, avl);
+}
+
+void
+proto_attach_interface(struct interface *iface, struct uci_section *s)
 {
        struct interface_proto_state *state = NULL;
        struct proto_handler *proto = NULL;
@@ -70,9 +83,7 @@ void proto_attach_interface(struct interface *iface, struct uci_section *s)
                goto out;
        }
 
-       if (handlers.comp)
-               proto = avl_find_element(&handlers, proto_name, proto, avl);
-
+       proto = get_proto_handler(proto_name);
        if (!proto) {
                error = "INVALID_PROTO";
                goto error;
@@ -92,8 +103,9 @@ out:
 }
 
 
-int interface_proto_event(struct interface_proto_state *proto,
-                         enum interface_proto_cmd cmd, bool force)
+int
+interface_proto_event(struct interface_proto_state *proto,
+                     enum interface_proto_cmd cmd, bool force)
 {
        enum interface_event ev;
        int ret;

diff --git a/proto.h b/proto.h
index aeb2f2433c05b7e423c0e2802a4467380fefee62..fd9a0f8af90ba609414e9de7a4be1a50308318cf 100644 (file)
--- a/proto.h
+++ b/proto.h
@@ -43,6 +43,7 @@ struct proto_handler {
 };
 
 void add_proto_handler(struct proto_handler *p);
+struct proto_handler *get_proto_handler(const char *name);
 void proto_attach_interface(struct interface *iface, struct uci_section *s);
 int interface_proto_event(struct interface_proto_state *proto,
                          enum interface_proto_cmd cmd, bool force);