BDK wallet integration

.github/workflows/go.yml

@@ -13,6 +13,10 @@ jobs:
     strategy:
       matrix:
         go: ["1.20", "1.21"]
+        rust:
+          - version: stable
+            clippy: true
+          - version: 1.72.0 # As specified in rust-toolchain
     steps:
     - uses: actions/checkout@v3
 
@@ -21,11 +25,18 @@ jobs:
       with:
         go-version: ${{ matrix.go }}
 
+    - name: Install Rust toolchain
+      uses: actions-rs/toolchain@v1
+      with:
+        toolchain: ${{ matrix.rust.version }}
+        override: true
+        profile: minimal
+
     - name: Build
-      run: go build -v ./...
+      run: make all
 
     - name: Install Linters
       run: go install github.com/golangci/golangci-lint/cmd/golangci-lint@v1.55.2
 
     - name: Test
-      run: sh ./goclean.sh
+      run: make test

.gitignore

@@ -38,3 +38,10 @@ profile.tmp
 profile.cov
 
 utreexod
+
+# Cargo
+target/
+Cargo.lock
+
+# Running stuff
+/signet

Cargo.toml

@@ -0,0 +1,7 @@
+[workspace]
+
+members = [
+    "bdkwallet/bdkgo_crate",
+]
+
+resolver = "2"

Makefile

@@ -0,0 +1,29 @@
+help: ## Display help
+	@grep -E '^[a-zA-Z_-]+:.*?## .*$$' $(MAKEFILE_LIST) | awk 'BEGIN {FS = ":.*?## "}; {printf "\033[36m%-30s\033[0m %s\n", $$1, $$2}'
+
+install-rust: ## Install rust if not installed
+	if ! type cargo; then curl --proto '=https' --tlsv1.2 -sSf https://sh.rustup.rs | sh ; fi
+
+install-uniffi-bindgen-go: install-rust ## Install uniffi-bindgen-go if not installed
+	if ! type uniffi-bindgen-go; then cargo install uniffi-bindgen-go --git https://github.com/NordSecurity/uniffi-bindgen-go --tag v0.2.0+v0.25.0 ; fi
+
+build-bdk: install-uniffi-bindgen-go ## Build BDK static library
+	uniffi-bindgen-go -o bdkwallet bdkwallet/bdkgo_crate/src/bdkgo.udl
+	cargo build --release
+
+build-utreexod: build-bdk ## Build utreexod with all features
+	go build --tags=bdkwallet -o . ./...
+
+build-utreexod-without-bdk: ## Build utreexod without BDK wallet
+	go build -o . ./...
+
+test: build-bdk ## Run all test
+	cargo test
+	sh ./goclean.sh
+
+all: build-bdk build-utreexod ## Build all
+
+clean: ## Clean all
+	rm utreexod
+	go clean
+	cargo clean

bdkwallet/bdkgo/bdkgo.c

@@ -0,0 +1,8 @@
+#include <bdkgo.h>
+
+// This file exists beacause of
+// https://github.com/golang/go/issues/11263
+
+void cgo_rust_task_callback_bridge_bdkgo(RustTaskCallback cb, const void * taskData, int8_t status) {
+  cb(taskData, status);
+}