Update C++ bindings demo to latest upstream API
authorMatt Corallo <git@bluematt.me>
Wed, 7 Jul 2021 00:16:05 +0000 (00:16 +0000)
committerMatt Corallo <git@bluematt.me>
Fri, 9 Jul 2021 02:24:39 +0000 (02:24 +0000)
lightning-c-bindings/demo.cpp

index 06be77f3504885495f41f3429b996a8d7d2c1b7c..b71edc324581052dc102f17d3a0dcbe331a055f2 100644 (file)
@@ -481,14 +481,16 @@ int main() {
 
                LDK::CVec_ChannelDetailsZ new_channels = ChannelManager_list_channels(&cm1);
                assert(new_channels->datalen == 1);
-               LDKPublicKey chan_open_pk = ChannelDetails_get_remote_network_id(&new_channels->data[0]);
+               LDK::ChannelCounterparty new_channels_counterparty = ChannelDetails_get_counterparty(&new_channels->data[0]);
+               LDKPublicKey chan_open_pk = ChannelCounterparty_get_node_id(&new_channels_counterparty);
                assert(!memcmp(chan_open_pk.compressed_form, ChannelManager_get_our_node_id(&cm2).compressed_form, 33));
 
                while (true) {
                        LDK::CVec_ChannelDetailsZ new_channels_2 = ChannelManager_list_channels(&cm2);
                        if (new_channels_2->datalen == 1) {
                                // Sample getting our counterparty's init features (which used to be hard to do without a memory leak):
-                               const LDK::InitFeatures init_feats = ChannelDetails_get_counterparty_features(&new_channels_2->data[0]);
+                               LDK::ChannelCounterparty new_channels_2_counterparty = ChannelDetails_get_counterparty(&new_channels_2->data[0]);
+                               const LDK::InitFeatures init_feats = ChannelCounterparty_get_features(&new_channels_2_counterparty);
                                assert(init_feats->inner != NULL);
                                break;
                        }
@@ -555,16 +557,21 @@ int main() {
                        LDK::CVec_ChannelDetailsZ outbound_channels = ChannelManager_list_usable_channels(&cm1);
                        if (outbound_channels->datalen == 1) {
                                const LDKChannelDetails *channel = &outbound_channels->data[0];
+                               LDK::ChannelCounterparty counterparty = ChannelDetails_get_counterparty(channel);
                                // Note that the channel ID is the same as the channel txid reversed as the output index is 0
                                uint8_t expected_chan_id[32];
                                for (int i = 0; i < 32; i++) { expected_chan_id[i] = channel_open_txid[31-i]; }
                                assert(!memcmp(ChannelDetails_get_channel_id(channel), expected_chan_id, 32));
-                               assert(!memcmp(ChannelDetails_get_remote_network_id(channel).compressed_form,
-                                               ChannelManager_get_our_node_id(&cm2).compressed_form, 33));
+                               assert(!memcmp(
+                                       ChannelCounterparty_get_node_id(&counterparty).compressed_form,
+                                       ChannelManager_get_our_node_id(&cm2).compressed_form, 33));
                                assert(ChannelDetails_get_channel_value_satoshis(channel) == 40000);
                                // We opened the channel with 1000 push_msat:
-                               assert(ChannelDetails_get_outbound_capacity_msat(channel) == 40000*1000 - 1000);
-                               assert(ChannelDetails_get_inbound_capacity_msat(channel) == 1000);
+                               assert(ChannelDetails_get_outbound_capacity_msat(channel) ==
+                                       40000*1000 - 1000 - 1000 * ChannelCounterparty_get_unspendable_punishment_reserve(&counterparty));
+                               int64_t inbound_capacity = ((int64_t)1000) - ChannelCounterparty_get_unspendable_punishment_reserve(&counterparty);
+                               if (inbound_capacity < 0) inbound_capacity = 0;
+                               assert(ChannelDetails_get_inbound_capacity_msat(channel) == (uint64_t)inbound_capacity);
                                assert(ChannelDetails_get_is_usable(channel));
                                break;
                        }