Extend env (burn, ecrecover)

idena-network · Feb 16, 2023 · 18c5d58 · 18c5d58
1 parent 4b05751
commit 18c5d58
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diff --git a/sdk-core/assembly/env.ts b/sdk-core/assembly/env.ts
@@ -136,4 +136,10 @@ export namespace env {
 
     @external("env", "balance")
     export declare function balance() : usize;
+
+    @external("env", "ecrecover")
+    export declare function ecrecover(data : usize, sig : usize) : usize;
+
+    @external("env", "burn")
+    export declare function burn(amount : usize) : void;
 }
diff --git a/sdk-core/assembly/host.ts b/sdk-core/assembly/host.ts
@@ -192,4 +192,14 @@ export namespace Host {
       models.ProtoStateGlobal.decode
     );
   }
+
+  export function ecrecover(data: Uint8Array, sig: Uint8Array): Bytes {
+    return util.ptrToBytes(
+      env.ecrecover(util.bytesToPtr(data), util.bytesToPtr(sig))
+    );
+  }
+
+  export function burn(amount: Balance): void {
+    env.burn(util.bytesToPtr(amount.toBytes()));
+  }
 }