playing

Makefile

@@ -1,7 +1,7 @@
 .PHONY: rlnlib
 
 rlnlib:
-	cd lib/rln && cargo build --release
+	cd lib/rln && cargo build --release --target=aarch64-apple-darwin
 	cbindgen --config ../cbindgen.toml --crate rln --output librln.h --lang c
 	mv lib/rln/target/release/librln.* lib/
 

lib/librln.d

@@ -1 +1 @@
-/Users/deaneigenmann/go/src/github.com/decanus/go-rln/lib/rln/target/release/librln.rlib: /Users/deaneigenmann/go/src/github.com/decanus/go-rln/lib/rln/src/circuit/mod.rs /Users/deaneigenmann/go/src/github.com/decanus/go-rln/lib/rln/src/circuit/polynomial.rs /Users/deaneigenmann/go/src/github.com/decanus/go-rln/lib/rln/src/circuit/poseidon.rs /Users/deaneigenmann/go/src/github.com/decanus/go-rln/lib/rln/src/circuit/rln.rs /Users/deaneigenmann/go/src/github.com/decanus/go-rln/lib/rln/src/ffi.rs /Users/deaneigenmann/go/src/github.com/decanus/go-rln/lib/rln/src/lib.rs /Users/deaneigenmann/go/src/github.com/decanus/go-rln/lib/rln/src/merkle.rs /Users/deaneigenmann/go/src/github.com/decanus/go-rln/lib/rln/src/poseidon.rs /Users/deaneigenmann/go/src/github.com/decanus/go-rln/lib/rln/src/public.rs /Users/deaneigenmann/go/src/github.com/decanus/go-rln/lib/rln/src/utils.rs
+/Users/deaneigenmann/go/src/github.com/decanus/go-rln/lib/rln/target/aarch64-apple-darwin/release/librln.dylib: /Users/deaneigenmann/go/src/github.com/decanus/go-rln/lib/rln/src/circuit/mod.rs /Users/deaneigenmann/go/src/github.com/decanus/go-rln/lib/rln/src/circuit/polynomial.rs /Users/deaneigenmann/go/src/github.com/decanus/go-rln/lib/rln/src/circuit/poseidon.rs /Users/deaneigenmann/go/src/github.com/decanus/go-rln/lib/rln/src/circuit/rln.rs /Users/deaneigenmann/go/src/github.com/decanus/go-rln/lib/rln/src/ffi.rs /Users/deaneigenmann/go/src/github.com/decanus/go-rln/lib/rln/src/lib.rs /Users/deaneigenmann/go/src/github.com/decanus/go-rln/lib/rln/src/merkle.rs /Users/deaneigenmann/go/src/github.com/decanus/go-rln/lib/rln/src/poseidon.rs /Users/deaneigenmann/go/src/github.com/decanus/go-rln/lib/rln/src/public.rs /Users/deaneigenmann/go/src/github.com/decanus/go-rln/lib/rln/src/utils.rs

pkg/rln/rln.go

@@ -0,0 +1,51 @@
+package rln
+
+/*
+#cgo LDFLAGS: -L${SRCDIR}/../../lib/ -llibrln -ldl -lm
+#include "./../../lib/librln.h"
+*/
+import "C"
+import "unsafe"
+
+type Buffer struct {
+	Ptr *[]byte
+	Len uint
+}
+
+type RLN struct {
+	ptr *C.RLN_Bn256
+}
+
+//func (r *RLN) CircuitFromParams(depth int, parameters []byte) bool {
+//	return C.new_circuit_from_params(depth, toBuffer(parameters), r.ptr)
+//}
+//
+//func (r *RLN) GenerateProof(input, output []byte) bool {
+//	//bool generate_proof(const struct RLN_Bn256 *ctx,
+//	//	const struct Buffer *input_buffer,
+//	//struct Buffer *output_buffer);
+//
+//	return C.generate_proof(r.ptr, toBuffer(input), toBuffer(output));
+//}
+
+func (r *RLN) GenerateKey() {
+	C.key_gen(r.ptr, &Buffer{})
+	//bool key_gen(const struct RLN_Bn256 *ctx, struct Buffer *keypair_buffer);
+
+}
+
+func toBuffer(data []byte) C.Buffer {
+	dataPtr, dataLen := sliceToPtr(data)
+	return C.Buffer{
+		ptr: dataPtr,
+		len: C.int(dataLen),
+	}
+}
+
+func sliceToPtr(slice []byte) (*C.uchar, C.int) {
+	if len(slice) == 0 {
+		return nil, 0
+	} else {
+		return (*C.uchar)(unsafe.Pointer(&slice[0])), C.int(len(slice))
+	}
+}

rln.go

@@ -1,11 +1,9 @@
 package main
 
-/*
-#cgo CFLAGS: -I../lib
-#include "./lib/librln.h"
-*/
-import "C"
+import "github.com/decanus/go-rln/pkg/rln"
 
 func main() {
+	r := &rln.RLN{}
+	r.GenerateKey()
 	//C
 }