Expose CBF through UniFFI bindings

Author: febyeji

.github/workflows/rust.yml

@@ -80,7 +80,11 @@ jobs:
       - name: Test on Rust ${{ matrix.toolchain }}
         if: "matrix.platform != 'windows-latest'"
         run: |
-          RUSTFLAGS="--cfg no_download --cfg cycle_tests" cargo test
+          RUSTFLAGS="--cfg no_download --cfg cycle_tests" cargo test -- --skip cbf
+      - name: Test CBF on Rust ${{ matrix.toolchain }}
+        if: "matrix.platform != 'windows-latest'"
+        run: |
+          RUSTFLAGS="--cfg no_download --cfg cycle_tests" cargo test cbf -- --test-threads=1
       - name: Test with UniFFI support on Rust ${{ matrix.toolchain }}
         if: "matrix.platform != 'windows-latest' && matrix.build-uniffi"
         run: |

bindings/ldk_node.udl

@@ -9,6 +9,8 @@ typedef dictionary EsploraSyncConfig;
 
 typedef dictionary ElectrumSyncConfig;
 
+typedef dictionary CbfSyncConfig;
+
 typedef interface NodeEntropy;
 
 typedef enum WordCount;
@@ -36,6 +38,7 @@ interface Builder {
 	constructor(Config config);
 	void set_chain_source_esplora(string server_url, EsploraSyncConfig? config);
 	void set_chain_source_electrum(string server_url, ElectrumSyncConfig? config);
+	void set_chain_source_cbf(sequence<string> peers, CbfSyncConfig? sync_config);
 	void set_chain_source_bitcoind_rpc(string rpc_host, u16 rpc_port, string rpc_user, string rpc_password);
 	void set_chain_source_bitcoind_rest(string rest_host, u16 rest_port, string rpc_host, u16 rpc_port, string rpc_user, string rpc_password);
 	void set_gossip_source_p2p();

src/config.rs

@@ -483,6 +483,7 @@ impl Default for ElectrumSyncConfig {
 /// Background syncing is enabled by default, using the default values specified in
 /// [`BackgroundSyncConfig`].
 #[derive(Debug, Clone, PartialEq, Eq)]
+#[cfg_attr(feature = "uniffi", derive(uniffi::Record))]
 pub struct CbfSyncConfig {
 	/// Background sync configuration.
 	///

src/ffi/types.rs

@@ -142,7 +142,7 @@ impl VssClientHeaderProvider for VssHeaderProviderAdapter {
 }
 
 use crate::builder::sanitize_alias;
-pub use crate::config::{default_config, ElectrumSyncConfig, EsploraSyncConfig};
+pub use crate::config::{default_config, CbfSyncConfig, ElectrumSyncConfig, EsploraSyncConfig};
 pub use crate::entropy::{generate_entropy_mnemonic, NodeEntropy, WordCount};
 use crate::error::Error;
 pub use crate::liquidity::LSPS1OrderStatus;