+++ /dev/null
-from enum import Enum
-import argparse
-import os
-import sys
-
-
-class Language(Enum):
- Java = 1
- TypeScript = 2
-
-
-class Configurator:
- language: Language
- debug: bool
- lightning_h_path: str
- bindings_output_directory_path: str
- output_c_path: str
- output_blob_path: str
-
- def __init__(self,
- lightning_h_path: str,
- output_blob_path: str,
- bindings_output_directory_path: str,
- output_c_path: str,
- language: Language = Language.TypeScript,
- debug: bool = False):
- self.language = language
- self.debug = debug
-
- self.lightning_h_path = lightning_h_path
- self.output_blob_path = output_blob_path
- self.bindings_output_directory_path = bindings_output_directory_path
- self.output_c_path = output_c_path
-
-
-def setup():
- parser = argparse.ArgumentParser(description='Generate Java or Typescript bindings.')
- parser.add_argument('lightning', type=str, help='Path to lightning.h input')
- parser.add_argument('output-blob', type=str, help='Path to output blob file')
- parser.add_argument('bindings-dir', type=str, help='Path to bindings output directory')
- parser.add_argument('output-c', type=str, help='Path to output.c')
- parser.add_argument('-l', '--language', type=str, choices=['java', 'typescript'], help='Language',
- default='java')
- parser.add_argument('-d', '--debug', help='Debug', action='store_true', default=False)
- args = parser.parse_args()
-
- language = Language.Java
- if args.language == 'typescript':
- language = Language.TypeScript
-
- bindings_directory_input = getattr(args, 'bindings-dir')
- bindings_directory = os.path.abspath(bindings_directory_input)
- if not os.path.isdir(bindings_directory):
- print('Bindings output directory must, in fact, be a directory!', bindings_directory, file=sys.stderr)
- sys.exit(1)
-
- configuration = Configurator(
- lightning_h_path=args.lightning,
- output_blob_path=getattr(args, 'output-blob'),
- bindings_output_directory_path=bindings_directory,
- output_c_path=getattr(args, 'output-c'),
- debug=args.debug,
- language=language
- )
- return configuration
#!/usr/bin/env python3
import sys, re
-import config
-from config import Language
-import os
+if len(sys.argv) != 7:
+ print("USAGE: /path/to/lightning.h /path/to/bindings/output /path/to/bindings/ /path/to/bindings/output.c debug lang")
+ sys.exit(1)
-configuration = config.setup()
+if sys.argv[5] == "false":
+ DEBUG = False
+elif sys.argv[5] == "true":
+ DEBUG = True
+else:
+ print("debug should be true or false and indicates whether to track allocations and ensure we don't leak")
+ sys.exit(1)
-output_language = configuration.language
-if output_language == Language.Java:
+if sys.argv[6] == "java":
from java_strings import Consts
-elif output_language == Language.TypeScript:
+elif sys.argv[6] == "typescript":
from typescript_strings import Consts
else:
print("Only java or typescript can be set for lang")
sys.exit(1)
-
-consts = Consts(configuration.debug)
-
-path_to_lightning_header = configuration.lightning_h_path
-path_to_output_blob = configuration.output_blob_path
-path_to_bindings_directory = configuration.bindings_output_directory_path
-path_to_c_file = configuration.output_c_path
-
-
-
-
+consts = Consts(DEBUG)
from bindingstypes import *
lastund = True
return (ret + lastchar.lower()).strip("_")
-
-def recursiveOpenFile(path, *args):
- output_directory_path = os.path.dirname(path)
- if not os.path.isdir(output_directory_path):
- os.makedirs(output_directory_path)
- return open(path, *args)
-
-
unitary_enums = set()
complex_enums = set()
opaque_structs = set()
clone_fns = set()
constructor_fns = {}
c_array_class_caches = set()
-with open(path_to_lightning_header) as in_h:
+with open(sys.argv[1]) as in_h:
for line in in_h:
reg_fn = reg_fn_regex.match(line)
if reg_fn is not None:
java_c_types_none_allowed = False # C structs created by cbindgen are declared in dependency order
-with open(path_to_lightning_header) as in_h, open(path_to_output_blob, "w") as out_java:
+with open(sys.argv[1]) as in_h, open(sys.argv[2], "w") as out_java:
def map_type(fn_arg, print_void, ret_arr_len, is_free, holds_ref):
ty_info = java_c_types(fn_arg, ret_arr_len)
return map_type_with_info(ty_info, print_void, ret_arr_len, is_free, holds_ref)
to_hu_conv = "TODO 3", to_hu_conv_name = None, from_hu_conv = None) # its a pointer, no conv needed
assert False # We should have handled every case by now.
-
-
def map_fn(line, re_match, ret_arr_len, c_call_string):
out_java.write("\t// " + line)
out_java.write("\tpublic static native ")
out_java_struct = None
if ("LDK" + struct_meth in opaque_structs or "LDK" + struct_meth in trait_structs) and not is_free:
- out_java_struct = open(f"{path_to_bindings_directory}/structs/{struct_meth}.{consts.file_extension}", "a")
+ out_java_struct = open(f"{sys.argv[3]}/structs/{struct_meth}{consts.file_ext}", "a")
if not args_known:
out_java_struct.write("\t// Skipped " + re_match.group(2) + "\n")
out_java_struct.close()
out_java_struct.close()
def map_unitary_enum(struct_name, field_lines):
- with recursiveOpenFile(f"{path_to_bindings_directory}/enums/{struct_name}.{consts.file_extension}", "w") as out_java_enum:
+ with open(f"{sys.argv[3]}/enums/{struct_name}{consts.file_ext}", "w") as out_java_enum:
unitary_enums.add(struct_name)
for idx, struct_line in enumerate(field_lines):
if idx == 0:
write_c(c_out)
out_java_enum.write(native_file_out)
out_java.write(native_out)
-
+
def map_complex_enum(struct_name, union_enum_items):
java_hu_type = struct_name.replace("LDK", "")
complex_enums.add(struct_name)
out_java_enum.write("}\n")
def map_trait(struct_name, field_var_lines, trait_fn_lines):
- with open(f"{path_to_bindings_directory}/structs/{struct_name.replace('LDK', '')}.{consts.file_extension}", "w") as out_java_trait:
+ with open(f"{sys.argv[3]}/structs/{struct_name.replace('LDK', '')}{consts.file_ext}", "w") as out_java_trait:
field_var_convs = []
for var_line in field_var_lines:
if var_line.group(1) in trait_structs:
def map_result(struct_name, res_ty, err_ty):
result_types.add(struct_name)
human_ty = struct_name.replace("LDKCResult", "Result")
- with open(f"{path_to_bindings_directory}/structs/{human_ty}.{consts.file_extension}", "w") as out_java_struct:
+ with open(f"{sys.argv[3]}/structs/{human_ty}{consts.file_ext}", "w") as out_java_struct:
out_java_struct.write(consts.hu_struct_file_prefix)
out_java_struct.write("public class " + human_ty + " extends CommonBase {\n")
out_java_struct.write("\tprivate " + human_ty + "(Object _dummy, long ptr) { super(ptr); }\n")
""")
- with recursiveOpenFile(f"{path_to_bindings_directory}/structs/CommonBase.{consts.file_extension}", "w") as out_java_struct:
+ with open(f"{sys.argv[3]}/structs/CommonBase{consts.file_ext}", "a") as out_java_struct:
out_java_struct.write(consts.common_base)
in_block_comment = False
if is_opaque:
opaque_structs.add(struct_name)
- with open(f"{path_to_bindings_directory}/structs/{struct_name.replace('LDK', '')}.{consts.file_extension}", "w") as out_java_struct:
+ with open(f"{sys.argv[3]}/structs/{struct_name.replace('LDK', '')}{consts.file_ext}", "w") as out_java_struct:
out_java_struct.write(consts.hu_struct_file_prefix)
out_java_struct.write("public class " + struct_name.replace("LDK","") + " extends CommonBase")
if struct_name.startswith("LDKLocked"):
trait_structs.add(struct_name)
map_trait(struct_name, field_var_lines, trait_fn_lines)
elif struct_name == "LDKTxOut":
- with open(f"{path_to_bindings_directory}/structs/TxOut.{consts.file_extension}", "w") as out_java_struct:
+ with open(f"{sys.argv[3]}/structs/TxOut{consts.file_ext}", "w") as out_java_struct:
out_java_struct.write(consts.hu_struct_file_prefix)
out_java_struct.write("public class TxOut extends CommonBase{\n")
out_java_struct.write("\tTxOut(java.lang.Object _dummy, long ptr) { super(ptr); }\n")
out_java.write("}\n")
for struct_name in opaque_structs:
- with open(f"{path_to_bindings_directory}/structs/{struct_name.replace('LDK', '')}.{consts.file_extension}", "a") as out_java_struct:
+ with open(f"{sys.argv[3]}/structs/{struct_name.replace('LDK', '')}{consts.file_ext}", "a") as out_java_struct:
out_java_struct.write("}\n")
for struct_name in trait_structs:
- with open(f"{path_to_bindings_directory}/structs/{struct_name.replace('LDK', '')}.{consts.file_extension}", "a") as out_java_struct:
+ with open(f"{sys.argv[3]}/structs/{struct_name.replace('LDK', '')}{consts.file_ext}", "a") as out_java_struct:
out_java_struct.write("}\n")
-with open(path_to_c_file, "w") as out_c:
+with open(sys.argv[4], "w") as out_c:
out_c.write(consts.c_file_pfx)
out_c.write(consts.init_str(c_array_class_caches))
out_c.write(c_file)
-