Update auto-generated bindings
[ldk-java] / genbindings.py
index ddbc0956f0719e1180faf79fe5dc7f0842fb64ea..bac54945477f0182e3d378511e6b32962c786243 100755 (executable)
@@ -69,7 +69,7 @@ def camel_to_snake(s):
 unitary_enums = set()
 complex_enums = set()
 opaque_structs = set()
-trait_structs = set()
+trait_structs = {}
 result_types = set()
 tuple_types = {}
 
@@ -101,6 +101,11 @@ def java_c_types(fn_arg, ret_arr_len):
         assert var_is_arr_regex.match(fn_arg[8:])
         rust_obj = "LDKThirtyTwoBytes"
         arr_access = "data"
+    elif fn_arg.startswith("LDKTxid"):
+        fn_arg = "uint8_t (*" + fn_arg[8:] + ")[32]"
+        assert var_is_arr_regex.match(fn_arg[8:])
+        rust_obj = "LDKThirtyTwoBytes"
+        arr_access = "data"
     elif fn_arg.startswith("LDKPublicKey"):
         fn_arg = "uint8_t (*" + fn_arg[13:] + ")[33]"
         assert var_is_arr_regex.match(fn_arg[8:])
@@ -146,7 +151,7 @@ def java_c_types(fn_arg, ret_arr_len):
         rust_obj = "LDKCVec_u8Z"
         assert var_is_arr_regex.match(fn_arg[8:])
         arr_access = "data"
-    elif fn_arg.startswith("LDKTransaction"):
+    elif fn_arg.startswith("LDKTransaction ") or fn_arg == "LDKTransaction":
         fn_arg = "uint8_t (*" + fn_arg[15:] + ")[datalen]"
         rust_obj = "LDKTransaction"
         assert var_is_arr_regex.match(fn_arg[8:])
@@ -440,9 +445,11 @@ with open(sys.argv[1]) as in_h, open(sys.argv[2], "w") as out_java:
             write_c(out_c_delta)
 
         out_java_struct = None
-        if ("LDK" + struct_meth in opaque_structs or "LDK" + struct_meth in trait_structs
-                or "LDK" + struct_meth in complex_enums or "LDKC" + struct_meth in complex_enums
-                or "LDKC" + struct_meth in result_types) and not is_free:
+        expected_struct = "LDK" + struct_meth
+        expected_cstruct = "LDKC" + struct_meth
+        if (expected_struct in opaque_structs or expected_struct in trait_structs
+                or expected_struct in complex_enums or expected_cstruct in complex_enums
+                or expected_cstruct in result_types) and not is_free:
             out_java_struct = open(f"{sys.argv[3]}/structs/{struct_meth}{consts.file_ext}", "a")
         elif method_name.startswith("C2Tuple_") and method_name.endswith("_read"):
             struct_meth = method_name.rsplit("_", 1)[0]
@@ -467,7 +474,7 @@ with open(sys.argv[1]) as in_h, open(sys.argv[2], "w") as out_java:
             out_java_enum.write(native_file_out)
             out_java.write(native_out)
 
-    def map_complex_enum(struct_name, union_enum_items, enum_doc_comment):
+    def map_complex_enum(struct_name, union_enum_items, inline_enum_variants, enum_doc_comment):
         java_hu_type = struct_name.replace("LDK", "").replace("COption", "Option")
         complex_enums.add(struct_name)
 
@@ -490,13 +497,12 @@ with open(sys.argv[1]) as in_h, open(sys.argv[2], "w") as out_java:
                     for idx, field in enumerate(enum_var_lines):
                         if idx != 0 and idx < len(enum_var_lines) - 2:
                             fields.append(type_mapping_generator.map_type(field.strip(' ;'), False, None, False, True))
-                        else:
-                            # TODO: Assert line format
-                            pass
+                    enum_variants.append(ComplexEnumVariantInfo(variant_name, fields, False))
+                elif camel_to_snake(variant_name) in inline_enum_variants:
+                    fields.append(type_mapping_generator.map_type(inline_enum_variants[camel_to_snake(variant_name)] + " " + camel_to_snake(variant_name), False, None, False, True))
+                    enum_variants.append(ComplexEnumVariantInfo(variant_name, fields, True))
                 else:
-                    # TODO: Assert line format
-                    pass
-                enum_variants.append(ComplexEnumVariantInfo(variant_name, fields))
+                    enum_variants.append(ComplexEnumVariantInfo(variant_name, fields, True))
 
         with open(f"{sys.argv[3]}/structs/{java_hu_type}{consts.file_ext}", "w") as out_java_enum:
             (out_java_addendum, out_java_enum_addendum, out_c_addendum) = consts.map_complex_enum(struct_name, enum_variants, camel_to_snake, enum_doc_comment)
@@ -508,12 +514,17 @@ with open(sys.argv[1]) as in_h, open(sys.argv[2], "w") as out_java:
     def map_trait(struct_name, field_var_lines, trait_fn_lines, trait_doc_comment):
         with open(f"{sys.argv[3]}/structs/{struct_name.replace('LDK', '')}{consts.file_ext}", "w") as out_java_trait:
             field_var_convs = []
+            flattened_field_var_convs = []
             for var_line in field_var_lines:
                 if var_line.group(1) in trait_structs:
-                    field_var_convs.append((var_line.group(1), var_line.group(2)))
+                    field_var_convs.append((var_line.group(1), var_line.group(2), trait_structs[var_line.group(1)]))
+                    flattened_field_var_convs.append((var_line.group(1), var_line.group(2), ))
+                    flattened_field_var_convs.extend(trait_structs[var_line.group(1)])
                 else:
-                    field_var_convs.append(
-                        type_mapping_generator.map_type(var_line.group(1) + " " + var_line.group(2), False, None, False, False))
+                    mapped = type_mapping_generator.map_type(var_line.group(1) + " " + var_line.group(2), False, None, False, False)
+                    field_var_convs.append(mapped)
+                    flattened_field_var_convs.append(mapped)
+            trait_structs[struct_name] = field_var_convs
 
             field_fns = []
             for fn_docs, fn_line in trait_fn_lines:
@@ -528,7 +539,7 @@ with open(sys.argv[1]) as in_h, open(sys.argv[2], "w") as out_java:
                     arg_tys.append(arg_conv_info)
                 field_fns.append(TraitMethInfo(fn_line.group(3), is_const, ret_ty_info, arg_tys, fn_docs))
 
-            (out_java_addendum, out_java_trait_addendum, out_c_addendum) = consts.native_c_map_trait(struct_name, field_var_convs, field_fns, trait_doc_comment)
+            (out_java_addendum, out_java_trait_addendum, out_c_addendum) = consts.native_c_map_trait(struct_name, field_var_convs, flattened_field_var_convs, field_fns, trait_doc_comment)
             write_c(out_c_addendum)
             out_java_trait.write(out_java_trait_addendum)
             out_java.write(out_java_addendum)
@@ -849,13 +860,30 @@ with open(sys.argv[1]) as in_h, open(sys.argv[2], "w") as out_java:
                     enum_var_name = struct_name.split("_")
                     union_enum_items[enum_var_name[0]][enum_var_name[1]] = field_lines
                 elif struct_name in union_enum_items:
-                    map_complex_enum(struct_name, union_enum_items[struct_name], last_block_comment)
+                    tuple_variants = {}
+                    elem_items = -1
+                    for line in field_lines:
+                        if line == "      struct {":
+                            elem_items = 0
+                        elif line == "      };":
+                            elem_items = -1
+                        elif elem_items > -1:
+                            line = line.strip()
+                            if line.startswith("struct "):
+                                line = line[7:]
+                            split = line.split(" ")
+                            assert len(split) == 2
+                            tuple_variants[split[1].strip(";")] = split[0]
+                            elem_items += 1
+                            if elem_items > 1:
+                                # We don't currently support tuple variant with more than one element
+                                assert False
+                    map_complex_enum(struct_name, union_enum_items[struct_name], tuple_variants, last_block_comment)
                     last_block_comment = None
                 elif is_unitary_enum:
                     map_unitary_enum(struct_name, field_lines, last_block_comment)
                     last_block_comment = None
                 elif len(trait_fn_lines) > 0:
-                    trait_structs.add(struct_name)
                     map_trait(struct_name, field_var_lines, trait_fn_lines, last_block_comment)
                 elif struct_name == "LDKTxOut":
                     with open(f"{sys.argv[3]}/structs/TxOut{consts.file_ext}", "w") as out_java_struct: