Function half_chan_idx

gossipd/routing.h:187–193

If you know n is one end of the channel, get index of src == n */

/* If you know n is one end of the channel, get index of src == n */
static inline int half_chan_idx(const struct node *n, const struct chan *chan)
{
	int idx = (chan->nodes[1] == n);

	assert(chan->nodes[0] == n || chan->nodes[1] == n);
	return idx;
}

struct routing_state {
	/* TImers base from struct gossipd. */