Expose build_with_vss_* methods in bindings.

Cargo.toml

@@ -70,7 +70,7 @@ chrono = { version = "0.4", default-features = false, features = ["clock"] }
 tokio = { version = "1.37", default-features = false, features = [ "rt-multi-thread", "time", "sync", "macros" ] }
 esplora-client = { version = "0.9", default-features = false }
 libc = "0.2"
-uniffi = { version = "0.26.0", features = ["build"], optional = true }
+uniffi = { version = "0.27.3", features = ["build"], optional = true }
 
 [target.'cfg(vss)'.dependencies]
 vss-client = "0.3"
@@ -97,7 +97,7 @@ electrsd = { version = "0.29.0", features = ["legacy"] }
 clightningrpc = { version = "0.3.0-beta.8", default-features = false }
 
 [build-dependencies]
-uniffi = { version = "0.26.0", features = ["build"], optional = true }
+uniffi = { version = "0.27.3", features = ["build"], optional = true }
 
 [profile.release]
 panic = "abort"

bindings/ldk_node.udl

@@ -49,6 +49,12 @@ interface Builder {
 	Node build();
 	[Throws=BuildError]
 	Node build_with_fs_store();
+	[Throws=BuildError]
+	Node build_with_vss_store(string vss_url, string store_id, string lnurl_auth_server_url, record<string, string> fixed_headers);
+	[Throws=BuildError]
+	Node build_with_vss_store_with_fixed_headers(string vss_url, string store_id, record<string, string> fixed_headers);
+	[Throws=BuildError]
+	Node build_with_vss_store_and_header_provider(string vss_url, string store_id, VssHeaderProvider header_provider);
 };
 
 interface Node {
@@ -250,6 +256,20 @@ enum BuildError {
 	"LoggerSetupFailed",
 };
 
+[Trait]
+interface VssHeaderProvider {
+    [Async, Throws=VssHeaderProviderError]
+    record<string, string> get_headers([ByRef]sequence<u8> request);
+};
+
+[Error]
+enum VssHeaderProviderError {
+    "InvalidData",
+    "RequestError",
+    "AuthorizationError",
+    "InternalError",
+};
+
 [Enum]
 interface Event {
 	PaymentSuccessful(PaymentId? payment_id, PaymentHash payment_hash, u64? fee_paid_msat);

src/lib.rs

@@ -111,6 +111,10 @@ pub use io::utils::generate_entropy_mnemonic;
 
 #[cfg(feature = "uniffi")]
 use uniffi_types::*;
+#[cfg(all(vss, feature = "uniffi"))]
+use vss_client::headers::VssHeaderProvider;
+#[cfg(all(vss, feature = "uniffi"))]
+use vss_client::headers::VssHeaderProviderError;
 
 #[cfg(feature = "uniffi")]
 pub use builder::ArcedNodeBuilder as Builder;