From 4864ab6397cee00fd84d5d11c33d8eba37b2fea6 Mon Sep 17 00:00:00 2001 From: Felix Fietkau Date: Sun, 6 Feb 2011 02:08:30 +0100 Subject: [PATCH] listener: add a more complex example using parsing --- listener.c | 22 ++++++++++++++++++++-- 1 file changed, 20 insertions(+), 2 deletions(-) diff --git a/listener.c b/listener.c index f05506a..d2e2288 100644 --- a/listener.c +++ b/listener.c @@ -16,15 +16,33 @@ static const struct ubus_signature test_object_sig[] = { static struct ubus_object_type test_object_type = UBUS_OBJECT_TYPE("test", test_object_sig); +enum { + HELLO_ID, + HELLO_MSG, + HELLO_LAST +}; + +static const struct blobmsg_policy hello_policy[] = { + [HELLO_ID] = { .name = "id", .type = BLOBMSG_TYPE_INT32 }, + [HELLO_MSG] = { .name = "msg", .type = BLOBMSG_TYPE_STRING }, +}; + static int test_hello(struct ubus_context *ctx, struct ubus_object *obj, struct ubus_request_data *req, const char *method, struct blob_attr *msg) { + struct blob_attr *tb[HELLO_LAST]; + char *msgstr = "(unknown)"; char *strbuf; + blobmsg_parse(hello_policy, ARRAY_SIZE(hello_policy), tb, blob_data(msg), blob_len(msg)); + + if (tb[HELLO_MSG]) + msgstr = blobmsg_data(tb[HELLO_MSG]); + blob_buf_init(&b, 0); - strbuf = blobmsg_alloc_string_buffer(&b, "message", 64 + strlen(obj->name)); - sprintf(strbuf, "%s: Hello, world\n", obj->name); + strbuf = blobmsg_alloc_string_buffer(&b, "message", 64 + strlen(obj->name) + strlen(msgstr)); + sprintf(strbuf, "%s: Hello, world: %s", obj->name, msgstr); blobmsg_add_string_buffer(&b); ubus_send_reply(ctx, req, b.head); return 0;