WIP: use hs-bindgen to generate bindings

Author: jorisdral

botan-bindings/botan-bindings.cabal

@@ -108,9 +108,17 @@ library
     Botan.Bindings.X509
     Botan.Bindings.ZFEC
 
+  build-depends:      base >=4.16 && <4.22
+  hs-source-dirs:     src-generated
+  other-modules:
+    Botan.Bindings.Generated
+    Botan.Bindings.Generated.FunPtr
+    Botan.Bindings.Generated.Safe
+    Botan.Bindings.Generated.Unsafe
+
+  build-depends:      hs-bindgen-runtime
   other-modules:      Paths_botan_bindings
   autogen-modules:    Paths_botan_bindings
-  build-depends:      base >=4.16 && <4.22
   includes:           botan/ffi.h
 
   if flag(pkg-config)