Add Go bindings

breez · May 2, 2024 · dc252a0 · dc252a0
1 parent 0aa699d
commit dc252a0
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Showing 12 changed files with 592 additions and 106 deletions.
diff --git a/.github/workflows/main.yml b/.github/workflows/main.yml
@@ -51,6 +51,19 @@ jobs:
         working-directory: lib/ls-sdk-bindings
         run: cargo build
 
+      - name: Build golang bindings
+        working-directory: lib/ls-sdk-bindings       
+        run: |
+          cargo install uniffi-bindgen-go --git https://github.com/NordSecurity/uniffi-bindgen-go --tag v0.2.1+v0.25.0
+          uniffi-bindgen-go src/breez_liquid_sdk.udl -o ffi/golang -c ./uniffi.toml
+          cp ../target/debug/libbreez_liquid_sdk_bindings.so ffi/golang
+          cp -r ffi/golang/breez_liquid_sdk tests/bindings/golang/
+
+      - name: Setup go
+        uses: actions/setup-go@v4
+        with:
+          go-version: '1.19.9'
+
       - name: Setup python
         uses: actions/setup-python@v4
         with:

diff --git a/lib/Cargo.lock b/lib/Cargo.lock
diff --git a/lib/Cargo.toml b/lib/Cargo.toml
@@ -19,8 +19,8 @@ version = "0.0.1"
 [workspace.dependencies]
 anyhow = "1.0"
 thiserror = "1.0"
-uniffi = "0.27.1"
-uniffi_macros = "0.27.1"
+uniffi = "0.25.0"
+uniffi_macros = "0.25.0"
 
 [patch.crates-io]
 # https://github.com/BlockstreamResearch/rust-secp256k1-zkp/pull/48/commits

diff --git a/lib/ls-sdk-bindings/makefile b/lib/ls-sdk-bindings/makefile
@@ -108,6 +108,20 @@ bindings-swift: ios-universal darwin-universal
 	rm bindings-swift/Sources/BreezLiquidSDK/breez_liquid_sdkFFI.h
 	rm bindings-swift/Sources/BreezLiquidSDK/breez_liquid_sdkFFI.modulemap
 
+## Go
+golang-darwin: darwin-universal
+	cargo install uniffi-bindgen-go --git https://github.com/NordSecurity/uniffi-bindgen-go --tag v0.2.1+v0.25.0
+	uniffi-bindgen-go src/breez_liquid_sdk.udl -o ffi/golang -c ./uniffi.toml
+	cp ../target/darwin-universal/release/libbreez_liquid_sdk_bindings.dylib ffi/golang
+	cp -r ffi/golang/breez_liquid_sdk tests/bindings/golang/
+
+golang-linux: $(SOURCES)
+	cargo install uniffi-bindgen-go --git https://github.com/NordSecurity/uniffi-bindgen-go --tag v0.2.1+v0.25.0
+	cargo build --release --target $(TARGET)
+	uniffi-bindgen-go src/breez_liquid_sdk.udl -o ffi/golang -c ./uniffi.toml
+	cp ../target/$(TARGET)/release/libbreez_liquid_sdk_bindings.so ffi/golang
+	cp -r ffi/golang/breez_liquid_sdk tests/bindings/golang/
+
 ## Python
 python-linux: $(SOURCES)
 	cargo build --release --target $(TARGET)

diff --git a/lib/ls-sdk-bindings/tests/bindings/golang/.gitignore b/lib/ls-sdk-bindings/tests/bindings/golang/.gitignore
@@ -0,0 +1 @@
+breez_liquid_sdk.go
diff --git a/lib/ls-sdk-bindings/tests/bindings/golang/breez_liquid_sdk/breez_liquid_sdk.c b/lib/ls-sdk-bindings/tests/bindings/golang/breez_liquid_sdk/breez_liquid_sdk.c
@@ -0,0 +1,8 @@
+#include <breez_liquid_sdk.h>
+
+// This file exists beacause of
+// https://github.com/golang/go/issues/11263
+
+void cgo_rust_task_callback_bridge_breez_liquid_sdk(RustTaskCallback cb, const void * taskData, int8_t status) {
+  cb(taskData, status);
+}