#!/usr/bin/env python3
import sys, re
-if len(sys.argv) != 7:
+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)
print("debug should be true or false and indicates whether to track allocations and ensure we don't leak")
sys.exit(1)
+target = None
if sys.argv[6] == "java":
from java_strings import Consts
elif sys.argv[6] == "typescript":
+ import typescript_strings
from typescript_strings import Consts
+ target = typescript_strings.Target.NODEJS
+ if len(sys.argv) == 8 and sys.argv[7] == 'browser':
+ target = typescript_strings.Target.BROWSER
else:
print("Only java or typescript can be set for lang")
sys.exit(1)
-consts = Consts(DEBUG)
+
+
+consts = Consts(DEBUG, target=target)
from bindingstypes import *
is_primitive = False
arr_len = None
+ mapped_type = []
+ java_type_plural = None
if fn_arg.startswith("void"):
java_ty = "void"
c_ty = "void"
fn_arg = fn_arg[4:].strip()
is_primitive = True
elif fn_arg.startswith("uint8_t"):
- java_ty = "byte"
+ mapped_type = consts.c_type_map['uint8_t']
+ java_ty = mapped_type[0]
c_ty = "int8_t"
fn_ty_arg = "B"
fn_arg = fn_arg[7:].strip()
is_primitive = True
elif fn_arg.startswith("uint16_t"):
- java_ty = "short"
- c_ty = "jshort"
+ mapped_type = consts.c_type_map['uint16_t']
+ java_ty = mapped_type[0]
+ c_ty = "int16_t"
fn_ty_arg = "S"
fn_arg = fn_arg[8:].strip()
is_primitive = True
elif fn_arg.startswith("uint32_t"):
- java_ty = "int"
+ mapped_type = consts.c_type_map['uint32_t']
+ java_ty = mapped_type[0]
c_ty = "int32_t"
fn_ty_arg = "I"
fn_arg = fn_arg[8:].strip()
is_primitive = True
elif fn_arg.startswith("uint64_t") or fn_arg.startswith("uintptr_t"):
# TODO: uintptr_t is arch-dependent :(
- java_ty = "long"
- c_ty = "int64_t"
+ mapped_type = consts.c_type_map['uint64_t']
+ java_ty = mapped_type[0]
fn_ty_arg = "J"
if fn_arg.startswith("uint64_t"):
+ c_ty = "int64_t"
fn_arg = fn_arg[8:].strip()
else:
+ c_ty = "intptr_t"
fn_arg = fn_arg[9:].strip()
is_primitive = True
elif is_const and fn_arg.startswith("char *"):
if var_is_arr is not None or ret_arr_len is not None:
assert(not take_by_ptr)
assert(not is_ptr)
- java_ty = java_ty + "[]"
+ # is there a special case for plurals?
+ if len(mapped_type) == 2:
+ java_ty = mapped_type[1]
+ else:
+ java_ty = java_ty + "[]"
c_ty = c_ty + "Array"
if var_is_arr is not None:
if var_is_arr.group(1) == "":
reg_fn_regex = re.compile("([A-Za-z_0-9\* ]* \*?)([a-zA-Z_0-9]*)\((.*)\);$")
clone_fns = set()
constructor_fns = {}
-c_array_class_caches = set()
+
+from gen_type_mapping import TypeMappingGenerator
+type_mapping_generator = TypeMappingGenerator(java_c_types, consts, opaque_structs, clone_fns, unitary_enums, trait_structs, complex_enums, result_types, tuple_types)
+
with open(sys.argv[1]) as in_h:
for line in in_h:
reg_fn = reg_fn_regex.match(line)
java_c_types_none_allowed = False # C structs created by cbindgen are declared in dependency order
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)
-
- def map_type_with_info(ty_info, print_void, ret_arr_len, is_free, holds_ref):
- if ty_info.c_ty == "void":
- if not print_void:
- return ConvInfo(ty_info = ty_info, arg_name = ty_info.var_name,
- arg_conv = None, arg_conv_name = None, arg_conv_cleanup = None,
- ret_conv = None, ret_conv_name = None, to_hu_conv = None, to_hu_conv_name = None, from_hu_conv = None)
- if ty_info.c_ty.endswith("Array"):
- arr_len = ty_info.arr_len
- if arr_len is not None:
- arr_name = ty_info.var_name
- else:
- arr_name = "ret"
- arr_len = ret_arr_len
- if ty_info.c_ty == "int8_tArray":
- (set_pfx, set_sfx) = consts.set_native_arr_contents(arr_name + "_arr", arr_len, ty_info)
- ret_conv = ("int8_tArray " + arr_name + "_arr = " + consts.create_native_arr_call(arr_len, ty_info) + ";\n" + set_pfx, "")
- arg_conv_cleanup = None
- if not arr_len.isdigit():
- arg_conv = ty_info.rust_obj + " " + arr_name + "_ref;\n"
- arg_conv = arg_conv + arr_name + "_ref." + arr_len + " = " + consts.get_native_arr_len_call[0] + arr_name + consts.get_native_arr_len_call[1] + ";\n"
- if (not ty_info.is_ptr or not holds_ref) and ty_info.rust_obj != "LDKu8slice":
- arg_conv = arg_conv + arr_name + "_ref." + ty_info.arr_access + " = MALLOC(" + arr_name + "_ref." + arr_len + ", \"" + ty_info.rust_obj + " Bytes\");\n"
- arg_conv = arg_conv + consts.get_native_arr_contents(arr_name, arr_name + "_ref." + ty_info.arr_access, arr_name + "_ref." + arr_len, ty_info, True) + ";"
- else:
- arg_conv = arg_conv + arr_name + "_ref." + ty_info.arr_access + " = " + consts.get_native_arr_contents(arr_name, "NO_DEST", arr_name + "_ref." + arr_len, ty_info, False) + ";"
- arg_conv_cleanup = consts.cleanup_native_arr_ref_contents(arr_name, arr_name + "_ref." + ty_info.arr_access, arr_name + "_ref." + arr_len, ty_info)
- if ty_info.rust_obj == "LDKTransaction":
- arg_conv = arg_conv + "\n" + arr_name + "_ref.data_is_owned = " + str(holds_ref).lower() + ";"
- ret_conv = (ty_info.rust_obj + " " + arr_name + "_var = ", "")
- ret_conv = (ret_conv[0], ";\nint8_tArray " + arr_name + "_arr = " + consts.create_native_arr_call(arr_name + "_var." + arr_len, ty_info) + ";\n")
- (pfx, sfx) = consts.set_native_arr_contents(arr_name + "_arr", arr_name + "_var." + arr_len, ty_info)
- ret_conv = (ret_conv[0], ret_conv[1] + pfx + arr_name + "_var." + ty_info.arr_access + sfx + ";")
- if not holds_ref and ty_info.rust_obj != "LDKu8slice":
- ret_conv = (ret_conv[0], ret_conv[1] + "\n" + ty_info.rust_obj.replace("LDK", "") + "_free(" + arr_name + "_var);")
- elif ty_info.rust_obj is not None:
- arg_conv = ty_info.rust_obj + " " + arr_name + "_ref;\n"
- arg_conv = arg_conv + "CHECK(" + consts.get_native_arr_len_call[0] + arr_name + consts.get_native_arr_len_call[1] + " == " + arr_len + ");\n"
- arg_conv = arg_conv + consts.get_native_arr_contents(arr_name, arr_name + "_ref." + ty_info.arr_access, arr_len, ty_info, True) + ";"
- ret_conv = (ret_conv[0], "." + ty_info.arr_access + set_sfx + ";")
- else:
- arg_conv = "unsigned char " + arr_name + "_arr[" + arr_len + "];\n"
- arg_conv = arg_conv + "CHECK(" + consts.get_native_arr_len_call[0] + arr_name + consts.get_native_arr_len_call[1] + " == " + arr_len + ");\n"
- arg_conv = arg_conv + consts.get_native_arr_contents(arr_name, arr_name + "_arr", arr_len, ty_info, True) + ";\n"
- arg_conv = arg_conv + "unsigned char (*" + arr_name + "_ref)[" + arr_len + "] = &" + arr_name + "_arr;"
- ret_conv = (ret_conv[0] + "*", set_sfx + ";")
- return ConvInfo(ty_info = ty_info, arg_name = ty_info.var_name,
- arg_conv = arg_conv, arg_conv_name = arr_name + "_ref", arg_conv_cleanup = arg_conv_cleanup,
- ret_conv = ret_conv, ret_conv_name = arr_name + "_arr", to_hu_conv = None, to_hu_conv_name = None, from_hu_conv = None)
- else:
- assert not arr_len.isdigit() # fixed length arrays not implemented
- assert ty_info.java_ty[len(ty_info.java_ty) - 2:] == "[]"
- conv_name = "arr_conv_" + str(len(ty_info.java_hu_ty))
- idxc = chr(ord('a') + (len(ty_info.java_hu_ty) % 26))
- ty_info.subty.var_name = conv_name
- #XXX: We'd really prefer to only ever set to False, avoiding lots of clone, but need smarter free logic
- #if ty_info.is_ptr or holds_ref:
- # ty_info.subty.requires_clone = False
- ty_info.subty.requires_clone = not ty_info.is_ptr or not holds_ref
- subty = map_type_with_info(ty_info.subty, False, None, is_free, holds_ref)
- if arr_name == "":
- arr_name = "arg"
- arg_conv = ty_info.rust_obj + " " + arr_name + "_constr;\n"
- arg_conv = arg_conv + arr_name + "_constr." + arr_len + " = " + consts.get_native_arr_len_call[0] + arr_name + consts.get_native_arr_len_call[1] + ";\n"
- arg_conv = arg_conv + "if (" + arr_name + "_constr." + arr_len + " > 0)\n"
- if subty.rust_obj is None:
- szof = subty.c_ty
- else:
- szof = subty.rust_obj
- arg_conv = arg_conv + "\t" + arr_name + "_constr." + ty_info.arr_access + " = MALLOC(" + arr_name + "_constr." + arr_len + " * sizeof(" + szof + "), \"" + ty_info.rust_obj + " Elements\");\n"
- arg_conv = arg_conv + "else\n"
- arg_conv = arg_conv + "\t" + arr_name + "_constr." + ty_info.arr_access + " = NULL;\n"
- get_arr = consts.get_native_arr_contents(arr_name, "NO_DEST", arr_name + "_constr." + arr_len, ty_info, False)
- if get_arr != None:
- arg_conv = arg_conv + subty.c_ty + "* " + arr_name + "_vals = " + get_arr + ";\n"
- arg_conv = arg_conv + "for (size_t " + idxc + " = 0; " + idxc + " < " + arr_name + "_constr." + arr_len + "; " + idxc + "++) {\n"
- if get_arr != None:
- arg_conv = arg_conv + "\t" + subty.c_ty + " " + conv_name + " = " + arr_name + "_vals[" + idxc + "];"
- if subty.arg_conv is not None:
- arg_conv = arg_conv + "\n\t" + subty.arg_conv.replace("\n", "\n\t")
- else:
- arg_conv = arg_conv + "\t" + subty.c_ty + " " + conv_name + " = " + consts.get_native_arr_elem(arr_name, idxc, ty_info) + ";\n"
- arg_conv = arg_conv + "\t" + subty.arg_conv.replace("\n", "\n\t")
- arg_conv = arg_conv + "\n\t" + arr_name + "_constr." + ty_info.arr_access + "[" + idxc + "] = " + subty.arg_conv_name + ";\n}"
- if get_arr != None:
- cleanup = consts.cleanup_native_arr_ref_contents(arr_name, arr_name + "_vals", arr_name + "_constr." + arr_len, ty_info)
- if cleanup is not None:
- arg_conv = arg_conv + "\n" + cleanup + ";"
- if ty_info.is_ptr:
- arg_conv_name = "&" + arr_name + "_constr"
- else:
- arg_conv_name = arr_name + "_constr"
- arg_conv_cleanup = None
- if ty_info.is_ptr:
- arg_conv_cleanup = "FREE(" + arr_name + "_constr." + ty_info.arr_access + ");"
-
- if arr_name == "arg":
- arr_name = "ret"
- ret_conv = (ty_info.rust_obj + " " + arr_name + "_var = ", "")
- if subty.ret_conv is None:
- ret_conv = ("DUMMY", "DUMMY")
- elif not ty_info.java_ty[:len(ty_info.java_ty) - 2].endswith("[]"):
- ret_conv = (ret_conv[0], ";\n" + ty_info.c_ty + " " + arr_name + "_arr = " + consts.create_native_arr_call(arr_name + "_var." + arr_len, ty_info) + ";\n")
- ret_conv = (ret_conv[0], ret_conv[1] + subty.c_ty + " *" + arr_name + "_arr_ptr = " + consts.get_native_arr_ptr_call[0] + arr_name + "_arr" + consts.get_native_arr_ptr_call[1] + ";\n")
- ret_conv = (ret_conv[0], ret_conv[1] + "for (size_t " + idxc + " = 0; " + idxc + " < " + arr_name + "_var." + arr_len + "; " + idxc + "++) {\n")
- ret_conv = (ret_conv[0], ret_conv[1] + "\t" + subty.ret_conv[0].replace("\n", "\n\t"))
- ret_conv = (ret_conv[0], ret_conv[1] + arr_name + "_var." + ty_info.arr_access + "[" + idxc + "]" + subty.ret_conv[1].replace("\n", "\n\t"))
- ret_conv = (ret_conv[0], ret_conv[1] + "\n\t" + arr_name + "_arr_ptr[" + idxc + "] = " + subty.ret_conv_name + ";\n}")
- cleanup = consts.release_native_arr_ptr_call(arr_name + "_arr", arr_name + "_arr_ptr")
- if cleanup is not None:
- ret_conv = (ret_conv[0], ret_conv[1] + "\n" + cleanup + ";")
- else:
- assert ty_info.java_fn_ty_arg.startswith("[")
- clz_var = ty_info.java_fn_ty_arg[1:].replace("[", "arr_of_")
- c_array_class_caches.add(clz_var)
- ret_conv = (ret_conv[0], ";\n" + ty_info.c_ty + " " + arr_name + "_arr = (*env)->NewObjectArray(env, " + arr_name + "_var." + arr_len + ", " + clz_var + "_clz, NULL);\n")
- ret_conv = (ret_conv[0], ret_conv[1] + "for (size_t " + idxc + " = 0; " + idxc + " < " + arr_name + "_var." + arr_len + "; " + idxc + "++) {\n")
- ret_conv = (ret_conv[0], ret_conv[1] + "\t" + subty.ret_conv[0].replace("\n", "\n\t"))
- ret_conv = (ret_conv[0], ret_conv[1] + arr_name + "_var." + ty_info.arr_access + "[" + idxc + "]" + subty.ret_conv[1].replace("\n", "\n\t"))
- ret_conv = (ret_conv[0], ret_conv[1] + "\n\t(*env)->SetObjectArrayElement(env, " + arr_name + "_arr, " + idxc + ", " + subty.ret_conv_name + ");\n")
- ret_conv = (ret_conv[0], ret_conv[1] + "}")
- if not holds_ref:
- # XXX: The commented if's are a bit smarter freeing, but we need to be a nudge smarter still
- # Note that we don't drop the full vec here - we're passing ownership to java (or have cloned) or free'd by now!
- ret_conv = (ret_conv[0], ret_conv[1] + "\nFREE(" + arr_name + "_var." + ty_info.arr_access + ");")
- #if subty.rust_obj is not None and subty.rust_obj in opaque_structs:
- # ret_conv = (ret_conv[0], ret_conv[1] + "\nFREE(" + arr_name + "_var." + ty_info.arr_access + ");")
- #else:
- # ret_conv = (ret_conv[0], ret_conv[1] + "\n" + ty_info.rust_obj.replace("LDK", "") + "_free(" + arr_name + "_var);")
-
- to_hu_conv = None
- to_hu_conv_name = None
- if subty.to_hu_conv is not None:
- to_hu_conv = ty_info.java_hu_ty + " " + conv_name + "_arr = new " + ty_info.subty.java_hu_ty.split("<")[0] + "[" + arr_name + ".length];\n"
- to_hu_conv = to_hu_conv + "for (int " + idxc + " = 0; " + idxc + " < " + arr_name + ".length; " + idxc + "++) {\n"
- to_hu_conv = to_hu_conv + "\t" + subty.java_ty + " " + conv_name + " = " + arr_name + "[" + idxc + "];\n"
- to_hu_conv = to_hu_conv + "\t" + subty.to_hu_conv.replace("\n", "\n\t") + "\n"
- to_hu_conv = to_hu_conv + "\t" + conv_name + "_arr[" + idxc + "] = " + subty.to_hu_conv_name + ";\n}"
- to_hu_conv_name = conv_name + "_arr"
- from_hu_conv = None
- if subty.from_hu_conv is not None:
- if subty.java_ty == "long" and subty.java_hu_ty != "long":
- from_hu_conv = ("Arrays.stream(" + arr_name + ").mapToLong(" + conv_name + " -> " + subty.from_hu_conv[0] + ").toArray()", "/* TODO 2 " + subty.java_hu_ty + " */")
- elif subty.java_ty == "long":
- from_hu_conv = ("Arrays.stream(" + arr_name + ").map(" + conv_name + " -> " + subty.from_hu_conv[0] + ").toArray()", "/* TODO 2 " + subty.java_hu_ty + " */")
- else:
- from_hu_conv = ("(" + ty_info.java_ty + ")Arrays.stream(" + arr_name + ").map(" + conv_name + " -> " + subty.from_hu_conv[0] + ").toArray()", "/* TODO 2 " + subty.java_hu_ty + " */")
-
- return ConvInfo(ty_info = ty_info, arg_name = ty_info.var_name,
- arg_conv = arg_conv, arg_conv_name = arg_conv_name, arg_conv_cleanup = arg_conv_cleanup,
- ret_conv = ret_conv, ret_conv_name = arr_name + "_arr", to_hu_conv = to_hu_conv, to_hu_conv_name = to_hu_conv_name, from_hu_conv = from_hu_conv)
- elif ty_info.java_ty == "String":
- if ty_info.arr_access is None:
- return ConvInfo(ty_info = ty_info, arg_name = ty_info.var_name,
- arg_conv = None, arg_conv_name = None, arg_conv_cleanup = None,
- ret_conv = ("jstring " + ty_info.var_name + "_conv = (*env)->NewStringUTF(env, ", ");"), ret_conv_name = ty_info.var_name + "_conv",
- to_hu_conv = None, to_hu_conv_name = None, from_hu_conv = None)
- else:
- return ConvInfo(ty_info = ty_info, arg_name = ty_info.var_name,
- arg_conv = None, arg_conv_name = None, arg_conv_cleanup = None,
- ret_conv = ("LDKStr " + ty_info.var_name + "_str = ",
- ";\nchar* " + ty_info.var_name + "_buf = MALLOC(" + ty_info.var_name + "_str." + ty_info.arr_len + " + 1, \"str conv buf\");\n" +
- "memcpy(" + ty_info.var_name + "_buf, " + ty_info.var_name + "_str." + ty_info.arr_access + ", " + ty_info.var_name + "_str." + ty_info.arr_len + ");\n" +
- ty_info.var_name + "_buf[" + ty_info.var_name + "_str." + ty_info.arr_len + "] = 0;\n" +
- "jstring " + ty_info.var_name + "_conv = (*env)->NewStringUTF(env, " + ty_info.var_name + "_str." + ty_info.arr_access + ");\n" +
- "FREE(" + ty_info.var_name + "_buf);"),
- ret_conv_name = ty_info.var_name + "_conv", to_hu_conv = None, to_hu_conv_name = None, from_hu_conv = None)
- elif ty_info.var_name == "" and not print_void:
- # We don't have a parameter name, and want one, just call it arg
- if ty_info.rust_obj is not None:
- assert(not is_free or ty_info.rust_obj not in opaque_structs)
- return ConvInfo(ty_info = ty_info, arg_name = ty_info.var_name,
- arg_conv = ty_info.rust_obj + " arg_conv = *(" + ty_info.rust_obj + "*)arg;\nFREE((void*)arg);",
- arg_conv_name = "arg_conv", arg_conv_cleanup = None,
- ret_conv = None, ret_conv_name = None, to_hu_conv = "TODO 7", to_hu_conv_name = None, from_hu_conv = None)
- else:
- assert(not is_free)
- return ConvInfo(ty_info = ty_info, arg_name = ty_info.var_name,
- arg_conv = None, arg_conv_name = "arg", arg_conv_cleanup = None,
- ret_conv = None, ret_conv_name = None, to_hu_conv = "TODO 8", to_hu_conv_name = None, from_hu_conv = None)
- elif ty_info.rust_obj is None:
- return ConvInfo(ty_info = ty_info, arg_name = ty_info.var_name,
- arg_conv = None, arg_conv_name = ty_info.var_name, arg_conv_cleanup = None,
- ret_conv = None, ret_conv_name = None, to_hu_conv = None, to_hu_conv_name = None, from_hu_conv = None)
- else:
- if ty_info.var_name == "":
- ty_info.var_name = "ret"
-
- if ty_info.rust_obj in opaque_structs:
- opaque_arg_conv = ty_info.rust_obj + " " + ty_info.var_name + "_conv;\n"
- opaque_arg_conv = opaque_arg_conv + ty_info.var_name + "_conv.inner = (void*)(" + ty_info.var_name + " & (~1));\n"
- if ty_info.is_ptr and holds_ref:
- opaque_arg_conv = opaque_arg_conv + ty_info.var_name + "_conv.is_owned = false;"
- else:
- opaque_arg_conv = opaque_arg_conv + ty_info.var_name + "_conv.is_owned = (" + ty_info.var_name + " & 1) || (" + ty_info.var_name + " == 0);"
- if not is_free and (not ty_info.is_ptr or not holds_ref or ty_info.requires_clone == True) and ty_info.requires_clone != False:
- if (ty_info.rust_obj.replace("LDK", "") + "_clone") in clone_fns:
- # TODO: This is a bit too naive, even with the checks above, we really need to know if rust wants a ref or not, not just if its pass as a ptr.
- opaque_arg_conv = opaque_arg_conv + "\nif (" + ty_info.var_name + "_conv.inner != NULL)\n"
- opaque_arg_conv = opaque_arg_conv + "\t" + ty_info.var_name + "_conv = " + ty_info.rust_obj.replace("LDK", "") + "_clone(&" + ty_info.var_name + "_conv);"
- elif ty_info.passed_as_ptr:
- opaque_arg_conv = opaque_arg_conv + "\n// Warning: we may need a move here but can't clone!"
-
- opaque_ret_conv_suf = ";\n"
- if not holds_ref and ty_info.is_ptr and (ty_info.rust_obj.replace("LDK", "") + "_clone") in clone_fns: # is_ptr, not holds_ref implies passing a pointed-to value to java, which needs copied
- opaque_ret_conv_suf = opaque_ret_conv_suf + "if (" + ty_info.var_name + "->inner != NULL)\n"
- opaque_ret_conv_suf = opaque_ret_conv_suf + "\t" + ty_info.var_name + "_var = " + ty_info.rust_obj.replace("LDK", "") + "_clone(" + ty_info.var_name + ");\n"
- elif not holds_ref and ty_info.is_ptr:
- opaque_ret_conv_suf = opaque_ret_conv_suf + "// Warning: we may need a move here but can't clone!\n"
-
- opaque_ret_conv_suf = opaque_ret_conv_suf + "CHECK((((long)" + ty_info.var_name + "_var.inner) & 1) == 0); // We rely on a free low bit, malloc guarantees this.\n"
- opaque_ret_conv_suf = opaque_ret_conv_suf + "CHECK((((long)&" + ty_info.var_name + "_var) & 1) == 0); // We rely on a free low bit, pointer alignment guarantees this.\n"
- if holds_ref:
- opaque_ret_conv_suf = opaque_ret_conv_suf + "long " + ty_info.var_name + "_ref = (long)" + ty_info.var_name + "_var.inner & ~1;"
- else:
- opaque_ret_conv_suf = opaque_ret_conv_suf + "long " + ty_info.var_name + "_ref = (long)" + ty_info.var_name + "_var.inner;\n"
- opaque_ret_conv_suf = opaque_ret_conv_suf + "if (" + ty_info.var_name + "_var.is_owned) {\n"
- opaque_ret_conv_suf = opaque_ret_conv_suf + "\t" + ty_info.var_name + "_ref |= 1;\n"
- opaque_ret_conv_suf = opaque_ret_conv_suf + "}"
-
- if ty_info.is_ptr:
- return ConvInfo(ty_info = ty_info, arg_name = ty_info.var_name,
- arg_conv = opaque_arg_conv, arg_conv_name = "&" + ty_info.var_name + "_conv", arg_conv_cleanup = None,
- ret_conv = (ty_info.rust_obj + " " + ty_info.var_name + "_var = *", opaque_ret_conv_suf),
- ret_conv_name = ty_info.var_name + "_ref",
- to_hu_conv = ty_info.java_hu_ty + " " + ty_info.var_name + "_hu_conv = new " + ty_info.java_hu_ty + "(null, " + ty_info.var_name + ");",
- to_hu_conv_name = ty_info.var_name + "_hu_conv",
- from_hu_conv = (ty_info.var_name + " == null ? 0 : " + ty_info.var_name + ".ptr & ~1", "this.ptrs_to.add(" + ty_info.var_name + ")"))
- else:
- return ConvInfo(ty_info = ty_info, arg_name = ty_info.var_name,
- arg_conv = opaque_arg_conv, arg_conv_name = ty_info.var_name + "_conv", arg_conv_cleanup = None,
- ret_conv = (ty_info.rust_obj + " " + ty_info.var_name + "_var = ", opaque_ret_conv_suf),
- ret_conv_name = ty_info.var_name + "_ref",
- to_hu_conv = ty_info.java_hu_ty + " " + ty_info.var_name + "_hu_conv = new " + ty_info.java_hu_ty + "(null, " + ty_info.var_name + ");",
- to_hu_conv_name = ty_info.var_name + "_hu_conv",
- from_hu_conv = (ty_info.var_name + " == null ? 0 : " + ty_info.var_name + ".ptr & ~1", "this.ptrs_to.add(" + ty_info.var_name + ")"))
-
- if not ty_info.is_ptr:
- if ty_info.rust_obj in unitary_enums:
- (ret_pfx, ret_sfx) = consts.c_unitary_enum_to_native_call(ty_info)
- (arg_pfx, arg_sfx) = consts.native_unitary_enum_to_c_call(ty_info)
- return ConvInfo(ty_info = ty_info, arg_name = ty_info.var_name,
- arg_conv = ty_info.rust_obj + " " + ty_info.var_name + "_conv = " + arg_pfx + ty_info.var_name + arg_sfx + ";",
- arg_conv_name = ty_info.var_name + "_conv",
- arg_conv_cleanup = None,
- ret_conv = (ty_info.c_ty + " " + ty_info.var_name + "_conv = " + ret_pfx, ret_sfx + ";"),
- ret_conv_name = ty_info.var_name + "_conv", to_hu_conv = None, to_hu_conv_name = None, from_hu_conv = None)
- base_conv = ty_info.rust_obj + " " + ty_info.var_name + "_conv = *(" + ty_info.rust_obj + "*)" + ty_info.var_name + ";"
- if ty_info.rust_obj in trait_structs:
- if not is_free:
- needs_full_clone = not is_free and (not ty_info.is_ptr and not holds_ref or ty_info.requires_clone == True) and ty_info.requires_clone != False
- if needs_full_clone and (ty_info.rust_obj.replace("LDK", "") + "_clone") in clone_fns:
- base_conv = base_conv + "\n" + ty_info.var_name + "_conv = " + ty_info.rust_obj.replace("LDK", "") + "_clone(" + ty_info.var_name + ");"
- else:
- base_conv = base_conv + "\nif (" + ty_info.var_name + "_conv.free == " + ty_info.rust_obj + "_JCalls_free) {\n"
- base_conv = base_conv + "\t// If this_arg is a JCalls struct, then we need to increment the refcnt in it.\n"
- base_conv = base_conv + "\t" + ty_info.rust_obj + "_JCalls_clone(" + ty_info.var_name + "_conv.this_arg);\n}"
- if needs_full_clone:
- base_conv = base_conv + "// Warning: we may need a move here but can't do a full clone!\n"
-
- else:
- base_conv = base_conv + "\n" + "FREE((void*)" + ty_info.var_name + ");"
- return ConvInfo(ty_info = ty_info, arg_name = ty_info.var_name,
- arg_conv = base_conv, arg_conv_name = ty_info.var_name + "_conv", arg_conv_cleanup = None,
- ret_conv = (ty_info.rust_obj + "* ret = MALLOC(sizeof(" + ty_info.rust_obj + "), \"" + ty_info.rust_obj + "\");\n*ret = ", ";"),
- ret_conv_name = "(long)ret",
- to_hu_conv = ty_info.java_hu_ty + " ret_hu_conv = new " + ty_info.java_hu_ty + "(null, " + ty_info.var_name + ");\nret_hu_conv.ptrs_to.add(this);",
- to_hu_conv_name = "ret_hu_conv",
- from_hu_conv = (ty_info.var_name + " == null ? 0 : " + ty_info.var_name + ".ptr", "this.ptrs_to.add(" + ty_info.var_name + ")"))
- if ty_info.rust_obj != "LDKu8slice":
- # Don't bother free'ing slices passed in - Rust doesn't auto-free the
- # underlying unlike Vecs, and it gives Java more freedom.
- base_conv = base_conv + "\nFREE((void*)" + ty_info.var_name + ");";
- if ty_info.rust_obj in complex_enums:
- ret_conv = ("long " + ty_info.var_name + "_ref = (long)&", ";")
- if not holds_ref:
- ret_conv = (ty_info.rust_obj + " *" + ty_info.var_name + "_copy = MALLOC(sizeof(" + ty_info.rust_obj + "), \"" + ty_info.rust_obj + "\");\n", "")
- if ty_info.requires_clone == True: # Set in object array mapping
- if (ty_info.rust_obj.replace("LDK", "") + "_clone") in clone_fns:
- ret_conv = (ret_conv[0] + "*" + ty_info.var_name + "_copy = " + ty_info.rust_obj.replace("LDK", "") + "_clone(&", ");\n")
- else:
- ret_conv = (ret_conv[0] + "*" + ty_info.var_name + "_copy = ", "; // XXX: We likely need to clone here, but no _clone fn is available!\n")
- else:
- ret_conv = (ret_conv[0] + "*" + ty_info.var_name + "_copy = ", ";\n")
- ret_conv = (ret_conv[0], ret_conv[1] + "long " + ty_info.var_name + "_ref = (long)" + ty_info.var_name + "_copy;")
- return ConvInfo(ty_info = ty_info, arg_name = ty_info.var_name,
- arg_conv = base_conv, arg_conv_name = ty_info.var_name + "_conv", arg_conv_cleanup = None,
- ret_conv = ret_conv, ret_conv_name = ty_info.var_name + "_ref",
- to_hu_conv = ty_info.java_hu_ty + " " + ty_info.var_name + "_hu_conv = " + ty_info.java_hu_ty + ".constr_from_ptr(" + ty_info.var_name + ");\n" + ty_info.var_name + "_hu_conv.ptrs_to.add(this);",
- to_hu_conv_name = ty_info.var_name + "_hu_conv", from_hu_conv = (ty_info.var_name + ".ptr", ""))
- if ty_info.rust_obj in result_types:
- if holds_ref:
- # If we're trying to return a ref, we have to clone.
- # We just blindly assume its implemented and let the compiler fail if its not.
- ret_conv = (ty_info.rust_obj + "* " + ty_info.var_name + "_conv = MALLOC(sizeof(" + ty_info.rust_obj + "), \"" + ty_info.rust_obj + "\");\n*" + ty_info.var_name + "_conv = ", ";")
- ret_conv = (ret_conv[0], ret_conv[1] + "\n*" + ty_info.var_name + "_conv = " + ty_info.rust_obj.replace("LDK", "") + "_clone(" + ty_info.var_name + "_conv);")
- else:
- ret_conv = (ty_info.rust_obj + "* " + ty_info.var_name + "_conv = MALLOC(sizeof(" + ty_info.rust_obj + "), \"" + ty_info.rust_obj + "\");\n*" + ty_info.var_name + "_conv = ", ";")
- return ConvInfo(ty_info = ty_info, arg_name = ty_info.var_name,
- arg_conv = base_conv, arg_conv_name = ty_info.var_name + "_conv", arg_conv_cleanup = None,
- ret_conv = ret_conv, ret_conv_name = "(long)" + ty_info.var_name + "_conv",
- to_hu_conv = ty_info.java_hu_ty + " " + ty_info.var_name + "_hu_conv = " + ty_info.java_hu_ty + ".constr_from_ptr(" + ty_info.var_name + ");",
- to_hu_conv_name = ty_info.var_name + "_hu_conv", from_hu_conv = (ty_info.var_name + " != null ? " + ty_info.var_name + ".ptr : 0", ""))
- if ty_info.rust_obj in tuple_types:
- from_hu_conv = "bindings." + tuple_types[ty_info.rust_obj][1].replace("LDK", "") + "_new("
- to_hu_conv_pfx = ""
- to_hu_conv_sfx = ty_info.java_hu_ty + " " + ty_info.var_name + "_conv = new " + ty_info.java_hu_ty + "("
- clone_ret_str = ""
- for idx, conv in enumerate(tuple_types[ty_info.rust_obj][0]):
- if idx != 0:
- to_hu_conv_sfx = to_hu_conv_sfx + ", "
- from_hu_conv = from_hu_conv + ", "
- conv.var_name = ty_info.var_name + "_" + chr(idx + ord("a"))
- conv_map = map_type_with_info(conv, False, None, is_free, holds_ref)
- to_hu_conv_pfx = to_hu_conv_pfx + conv.java_ty + " " + ty_info.var_name + "_" + chr(idx + ord("a")) + " = " + "bindings." + tuple_types[ty_info.rust_obj][1] + "_get_" + chr(idx + ord("a")) + "(" + ty_info.var_name + ");\n"
- if conv_map.to_hu_conv is not None:
- to_hu_conv_pfx = to_hu_conv_pfx + conv_map.to_hu_conv + ";\n"
- to_hu_conv_sfx = to_hu_conv_sfx + conv_map.to_hu_conv_name
- else:
- to_hu_conv_sfx = to_hu_conv_sfx + ty_info.var_name + "_" + chr(idx + ord("a"))
- if conv_map.from_hu_conv is not None:
- from_hu_conv = from_hu_conv + conv_map.from_hu_conv[0].replace(ty_info.var_name + "_" + chr(idx + ord("a")), ty_info.var_name + "." + chr(idx + ord("a")))
- if conv_map.from_hu_conv[1] != "":
- from_hu_conv = from_hu_conv + "/*XXX: " + conv_map.from_hu_conv[1] + "*/"
- else:
- from_hu_conv = from_hu_conv + ty_info.var_name + "." + chr(idx + ord("a"))
-
- if conv.is_native_primitive:
- pass
- elif (conv_map.rust_obj.replace("LDK", "") + "_clone") in clone_fns:
- accessor = ty_info.var_name + "_ref->" + chr(idx + ord("a"))
- clone_ret_str = clone_ret_str + "\n" + accessor + " = " + conv_map.rust_obj.replace("LDK", "") + "_clone(&" + accessor + ");"
- else:
- clone_ret_str = clone_ret_str + "\n// XXX: We likely need to clone here, but no _clone fn is available for " + conv_map.java_hu_ty
- if not ty_info.is_ptr and not holds_ref:
- ret_conv = (ty_info.rust_obj + "* " + ty_info.var_name + "_ref = MALLOC(sizeof(" + ty_info.rust_obj + "), \"" + ty_info.rust_obj + "\");\n*" + ty_info.var_name + "_ref = ", ";")
- if not is_free and (not ty_info.is_ptr and not holds_ref or ty_info.requires_clone == True) and ty_info.requires_clone != False:
- ret_conv = (ret_conv[0], ret_conv[1] + clone_ret_str)
- return ConvInfo(ty_info = ty_info, arg_name = ty_info.var_name,
- arg_conv = base_conv, arg_conv_name = ty_info.var_name + "_conv", arg_conv_cleanup = None,
- ret_conv = ret_conv,
- ret_conv_name = "(long)" + ty_info.var_name + "_ref",
- to_hu_conv = to_hu_conv_pfx + to_hu_conv_sfx + ");", to_hu_conv_name = ty_info.var_name + "_conv", from_hu_conv = (from_hu_conv + ")", ""))
- return ConvInfo(ty_info = ty_info, arg_name = ty_info.var_name,
- arg_conv = base_conv, arg_conv_name = ty_info.var_name + "_conv", arg_conv_cleanup = None,
- ret_conv = ("long " + ty_info.var_name + "_ref = (long)&", ";"), ret_conv_name = ty_info.var_name + "_ref",
- to_hu_conv = to_hu_conv_pfx + to_hu_conv_sfx + ");", to_hu_conv_name = ty_info.var_name + "_conv", from_hu_conv = (from_hu_conv + ")", ""))
-
- # The manually-defined types - TxOut and Transaction
- assert ty_info.rust_obj == "LDKTxOut"
- if not ty_info.is_ptr and not holds_ref:
- ret_conv = ("LDKTxOut* " + ty_info.var_name + "_ref = MALLOC(sizeof(LDKTxOut), \"LDKTxOut\");\n*" + ty_info.var_name + "_ref = ", ";")
- else:
- ret_conv = ("long " + ty_info.var_name + "_ref = (long)&", ";")
- return ConvInfo(ty_info = ty_info, arg_name = ty_info.var_name,
- arg_conv = base_conv, arg_conv_name = ty_info.var_name + "_conv", arg_conv_cleanup = None,
- ret_conv = ret_conv, ret_conv_name = "(long)" + ty_info.var_name + "_ref",
- to_hu_conv = ty_info.java_hu_ty + " " + ty_info.var_name + "_conv = new " +ty_info.java_hu_ty + "(null, " + ty_info.var_name + ");",
- to_hu_conv_name = ty_info.var_name + "_conv", from_hu_conv = (ty_info.var_name + ".ptr", ""))
- elif ty_info.is_ptr:
- assert(not is_free)
- if ty_info.rust_obj in complex_enums:
- return ConvInfo(ty_info = ty_info, arg_name = ty_info.var_name,
- arg_conv = ty_info.rust_obj + "* " + ty_info.var_name + "_conv = (" + ty_info.rust_obj + "*)" + ty_info.var_name + ";",
- arg_conv_name = ty_info.var_name + "_conv", arg_conv_cleanup = None,
- ret_conv = ("long ret_" + ty_info.var_name + " = (long)", ";"), ret_conv_name = "ret_" + ty_info.var_name,
- to_hu_conv = ty_info.java_hu_ty + " " + ty_info.var_name + "_hu_conv = " + ty_info.java_hu_ty + ".constr_from_ptr(" + ty_info.var_name + ");",
- to_hu_conv_name = ty_info.var_name + "_hu_conv",
- from_hu_conv = (ty_info.var_name + " == null ? 0 : " + ty_info.var_name + ".ptr & ~1", "this.ptrs_to.add(" + ty_info.var_name + ")"))
- elif ty_info.rust_obj in trait_structs:
- if ty_info.rust_obj.replace("LDK", "") + "_clone" in clone_fns:
- return ConvInfo(ty_info = ty_info, arg_name = ty_info.var_name,
- arg_conv = ty_info.rust_obj + "* " + ty_info.var_name + "_conv = (" + ty_info.rust_obj + "*)" + ty_info.var_name + ";",
- arg_conv_name = ty_info.var_name + "_conv", arg_conv_cleanup = None,
- ret_conv = (ty_info.rust_obj + " *" + ty_info.var_name + "_clone = MALLOC(sizeof(" + ty_info.rust_obj + "), \"" + ty_info.rust_obj + "\");\n" +
- "*" + ty_info.var_name + "_clone = " + ty_info.rust_obj.replace("LDK", "") + "_clone(", ");"),
- ret_conv_name = "(long)" + ty_info.var_name + "_clone",
- to_hu_conv = ty_info.java_hu_ty + " ret_hu_conv = new " + ty_info.java_hu_ty + "(null, " + ty_info.var_name + ");\nret_hu_conv.ptrs_to.add(this);",
- to_hu_conv_name = "ret_hu_conv",
- from_hu_conv = (ty_info.var_name + " == null ? 0 : " + ty_info.var_name + ".ptr", "this.ptrs_to.add(" + ty_info.var_name + ")"))
- else:
- return ConvInfo(ty_info = ty_info, arg_name = ty_info.var_name,
- arg_conv = ty_info.rust_obj + "* " + ty_info.var_name + "_conv = (" + ty_info.rust_obj + "*)" + ty_info.var_name + ";",
- arg_conv_name = ty_info.var_name + "_conv", arg_conv_cleanup = None,
- ret_conv = ("long ret_" + ty_info.var_name + " = (long)", ";"), ret_conv_name = "ret_" + ty_info.var_name,
- to_hu_conv = ty_info.java_hu_ty + " ret_hu_conv = new " + ty_info.java_hu_ty + "(null, " + ty_info.var_name + ");\nret_hu_conv.ptrs_to.add(this);",
- to_hu_conv_name = "ret_hu_conv",
- from_hu_conv = (ty_info.var_name + " == null ? 0 : " + ty_info.var_name + ".ptr", "this.ptrs_to.add(" + ty_info.var_name + ")"))
- return ConvInfo(ty_info = ty_info, arg_name = ty_info.var_name,
- arg_conv = ty_info.rust_obj + "* " + ty_info.var_name + "_conv = (" + ty_info.rust_obj + "*)" + ty_info.var_name + ";",
- arg_conv_name = ty_info.var_name + "_conv", arg_conv_cleanup = None,
- ret_conv = ("long ret_" + ty_info.var_name + " = (long)", ";"), ret_conv_name = "ret_" + ty_info.var_name,
- 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.
+ # Map a top-level function
def map_fn(line, re_match, ret_arr_len, c_call_string):
- out_java.write("\t// " + line)
- out_java.write("\tpublic static native ")
- write_c(consts.c_fn_ty_pfx)
-
- is_free = re_match.group(2).endswith("_free")
- struct_meth = re_match.group(2).split("_")[0]
- ret_info = map_type(re_match.group(1), True, ret_arr_len, False, False)
- write_c(ret_info.c_ty)
- out_java.write(ret_info.java_ty)
+ # PARSING START
+ method_return_type = re_match.group(1)
+ method_name = re_match.group(2)
+ method_comma_separated_arguments = re_match.group(3)
+ method_arguments = method_comma_separated_arguments.split(',')
- if ret_info.ret_conv is not None:
- ret_conv_pfx, ret_conv_sfx = ret_info.ret_conv
+ is_free = method_name.endswith("_free")
+ struct_meth = method_name.split("_")[0]
- out_java.write(" " + re_match.group(2) + "(")
- write_c(" " + consts.c_fn_name_pfx + re_match.group(2).replace('_', '_1') + "(" + consts.c_fn_args_pfx)
+ return_type_info = type_mapping_generator.map_type(method_return_type, True, ret_arr_len, False, False)
- arg_names = []
+ argument_types = []
default_constructor_args = {}
takes_self = False
args_known = True
- for idx, arg in enumerate(re_match.group(3).split(',')):
- if idx != 0:
- out_java.write(", ")
- if arg != "void":
- write_c(", ")
- arg_conv_info = map_type(arg, False, None, is_free, True)
- if arg_conv_info.c_ty != "void":
- write_c(arg_conv_info.c_ty + " " + arg_conv_info.arg_name)
- out_java.write(arg_conv_info.java_ty + " " + arg_conv_info.arg_name)
- if idx == 0 and arg_conv_info.java_hu_ty == struct_meth:
+
+ for argument_index, argument in enumerate(method_arguments):
+ argument_conversion_info = type_mapping_generator.map_type(argument, False, None, is_free, True)
+ if argument_index == 0 and argument_conversion_info.java_hu_ty == struct_meth:
takes_self = True
- if arg_conv_info.arg_conv is not None and "Warning" in arg_conv_info.arg_conv:
- if arg_conv_info.rust_obj in constructor_fns:
+ if argument_conversion_info.arg_conv is not None and "Warning" in argument_conversion_info.arg_conv:
+ if argument_conversion_info.rust_obj in constructor_fns:
assert not is_free
- for explode_arg in constructor_fns[arg_conv_info.rust_obj].split(','):
- explode_arg_conv = map_type(explode_arg, False, None, False, True)
+ for explode_arg in constructor_fns[argument_conversion_info.rust_obj].split(','):
+ explode_arg_conv = type_mapping_generator.map_type(explode_arg, False, None, False, True)
if explode_arg_conv.c_ty == "void":
# We actually want to handle this case, but for now its only used in NetGraphMsgHandler::new()
# which ends up resulting in a redundant constructor - both without arguments for the NetworkGraph.
args_known = False
pass
- if not arg_conv_info.arg_name in default_constructor_args:
- default_constructor_args[arg_conv_info.arg_name] = []
- default_constructor_args[arg_conv_info.arg_name].append(explode_arg_conv)
- arg_names.append(arg_conv_info)
+ if not argument_conversion_info.arg_name in default_constructor_args:
+ default_constructor_args[argument_conversion_info.arg_name] = []
+ default_constructor_args[argument_conversion_info.arg_name].append(explode_arg_conv)
+ argument_types.append(argument_conversion_info)
- 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"{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 = None
- else:
- meth_n = re_match.group(2)[len(struct_meth) + 1:]
- if not takes_self:
- out_java_struct.write("\tpublic static " + ret_info.java_hu_ty + " constructor_" + meth_n + "(")
- else:
- out_java_struct.write("\tpublic " + ret_info.java_hu_ty + " " + meth_n + "(")
- for idx, arg in enumerate(arg_names):
- if idx != 0:
- if not takes_self or idx > 1:
- out_java_struct.write(", ")
- elif takes_self:
- continue
- if arg.java_ty != "void":
- if arg.arg_name in default_constructor_args:
- for explode_idx, explode_arg in enumerate(default_constructor_args[arg.arg_name]):
- if explode_idx != 0:
- out_java_struct.write(", ")
- out_java_struct.write(explode_arg.java_hu_ty + " " + arg.arg_name + "_" + explode_arg.arg_name)
- else:
- out_java_struct.write(arg.java_hu_ty + " " + arg.arg_name)
+ has_out_java_struct = ("LDK" + struct_meth in opaque_structs or "LDK" + struct_meth in trait_structs) and not is_free
+ # PARSING END
+ out_java.write("\t// " + line)
- out_java.write(");\n")
- write_c(") {\n")
- if out_java_struct is not None:
- out_java_struct.write(") {\n")
+ (out_java_delta, out_c_delta, out_java_struct_delta) = consts.map_function(argument_types, c_call_string, is_free, method_name, return_type_info, struct_meth, default_constructor_args, takes_self, args_known, has_out_java_struct, type_mapping_generator)
- for info in arg_names:
- if info.arg_conv is not None:
- write_c("\t" + info.arg_conv.replace('\n', "\n\t") + "\n")
+ out_java.write(out_java_delta)
+ write_c(out_c_delta)
+
+ if has_out_java_struct:
+ out_java_struct = open(f"{sys.argv[3]}/structs/{struct_meth}{consts.file_ext}", "a")
+ out_java_struct.write(out_java_struct_delta)
- if ret_info.ret_conv is not None:
- write_c("\t" + ret_conv_pfx.replace('\n', '\n\t'))
- elif ret_info.c_ty != "void":
- write_c("\t" + ret_info.c_ty + " ret_val = ")
- else:
- write_c("\t")
- if c_call_string is None:
- write_c(re_match.group(2) + "(")
- else:
- write_c(c_call_string)
- for idx, info in enumerate(arg_names):
- if info.arg_conv_name is not None:
- if idx != 0:
- write_c(", ")
- elif c_call_string is not None:
- continue
- write_c(info.arg_conv_name)
- write_c(")")
- if ret_info.ret_conv is not None:
- write_c(ret_conv_sfx.replace('\n', '\n\t'))
- else:
- write_c(";")
- for info in arg_names:
- if info.arg_conv_cleanup is not None:
- write_c("\n\t" + info.arg_conv_cleanup.replace("\n", "\n\t"))
- if ret_info.ret_conv is not None:
- write_c("\n\treturn " + ret_info.ret_conv_name + ";")
- elif ret_info.c_ty != "void":
- write_c("\n\treturn ret_val;")
- write_c("\n}\n\n")
- if out_java_struct is not None:
- out_java_struct.write("\t\t")
- if ret_info.java_ty != "void":
- out_java_struct.write(ret_info.java_ty + " ret = ")
- out_java_struct.write("bindings." + re_match.group(2) + "(")
- for idx, info in enumerate(arg_names):
- if idx != 0:
- out_java_struct.write(", ")
- if idx == 0 and takes_self:
- out_java_struct.write("this.ptr")
- elif info.arg_name in default_constructor_args:
- out_java_struct.write("bindings." + info.java_hu_ty + "_new(")
- for explode_idx, explode_arg in enumerate(default_constructor_args[info.arg_name]):
- if explode_idx != 0:
- out_java_struct.write(", ")
- expl_arg_name = info.arg_name + "_" + explode_arg.arg_name
- if explode_arg.from_hu_conv is not None:
- out_java_struct.write(explode_arg.from_hu_conv[0].replace(explode_arg.arg_name, expl_arg_name))
- else:
- out_java_struct.write(expl_arg_name)
- out_java_struct.write(")")
- elif info.from_hu_conv is not None:
- out_java_struct.write(info.from_hu_conv[0])
- else:
- out_java_struct.write(info.arg_name)
- out_java_struct.write(");\n")
- if ret_info.to_hu_conv is not None:
- if not takes_self:
- out_java_struct.write("\t\t" + ret_info.to_hu_conv.replace("\n", "\n\t\t").replace("this", ret_info.to_hu_conv_name) + "\n")
- else:
- out_java_struct.write("\t\t" + ret_info.to_hu_conv.replace("\n", "\n\t\t") + "\n")
- for idx, info in enumerate(arg_names):
- if idx == 0 and takes_self:
- pass
- elif info.arg_name in default_constructor_args:
- for explode_arg in default_constructor_args[info.arg_name]:
- expl_arg_name = info.arg_name + "_" + explode_arg.arg_name
- if explode_arg.from_hu_conv is not None and ret_info.to_hu_conv_name:
- out_java_struct.write("\t\t" + explode_arg.from_hu_conv[1].replace(explode_arg.arg_name, expl_arg_name).replace("this", ret_info.to_hu_conv_name) + ";\n")
- elif info.from_hu_conv is not None and info.from_hu_conv[1] != "":
- if not takes_self and ret_info.to_hu_conv_name is not None:
- out_java_struct.write("\t\t" + info.from_hu_conv[1].replace("this", ret_info.to_hu_conv_name) + ";\n")
- else:
- out_java_struct.write("\t\t" + info.from_hu_conv[1] + ";\n")
- if ret_info.to_hu_conv_name is not None:
- out_java_struct.write("\t\treturn " + ret_info.to_hu_conv_name + ";\n")
- elif ret_info.java_ty != "void" and ret_info.rust_obj != "LDK" + struct_meth:
- out_java_struct.write("\t\treturn ret;\n")
- out_java_struct.write("\t}\n\n")
- out_java_struct.close()
def map_unitary_enum(struct_name, field_lines):
with open(f"{sys.argv[3]}/enums/{struct_name}{consts.file_ext}", "w") as out_java_enum:
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)
enum_var_lines = union_enum_items["LDK" + variant_name]
for idx, field in enumerate(enum_var_lines):
if idx != 0 and idx < len(enum_var_lines) - 2:
- fields.append(map_type(field.strip(' ;'), False, None, False, True))
+ fields.append(type_mapping_generator.map_type(field.strip(' ;'), False, None, False, True))
else:
# TODO: Assert line format
pass
if var_line.group(1) in trait_structs:
field_var_convs.append((var_line.group(1), var_line.group(2)))
else:
- field_var_convs.append(map_type(var_line.group(1) + " " + var_line.group(2), False, None, False, False))
+ field_var_convs.append(
+ type_mapping_generator.map_type(var_line.group(1) + " " + var_line.group(2), False, None, False, False))
field_fns = []
for fn_line in trait_fn_lines:
- ret_ty_info = map_type(fn_line.group(2), True, None, False, False)
+ ret_ty_info = type_mapping_generator.map_type(fn_line.group(2), True, None, False, False)
is_const = fn_line.group(4) is not None
arg_tys = []
for idx, arg in enumerate(fn_line.group(5).split(',')):
if arg == "":
continue
- arg_conv_info = map_type(arg, True, None, False, False)
+ arg_conv_info = type_mapping_generator.map_type(arg, True, None, False, False)
arg_tys.append(arg_conv_info)
field_fns.append(TraitMethInfo(fn_line.group(3), is_const, ret_ty_info, arg_tys))
out_java_struct.write("\t\t}\n")
out_java_struct.write("\t}\n")
- res_map = map_type(res_ty + " res", True, None, False, True)
- err_map = map_type(err_ty + " err", True, None, False, True)
+ res_map = type_mapping_generator.map_type(res_ty + " res", True, None, False, True)
+ err_map = type_mapping_generator.map_type(err_ty + " err", True, None, False, True)
can_clone = True
if not res_map.is_native_primitive and (res_map.rust_obj.replace("LDK", "") + "_clone" not in clone_fns):
can_clone = False
can_clone = False
out_java.write("\tpublic static native boolean " + struct_name + "_result_ok(long arg);\n")
- write_c(consts.c_fn_ty_pfx + "jboolean " + consts.c_fn_name_pfx + struct_name.replace("_", "_1") + "_1result_1ok (" + consts.c_fn_args_pfx + ", " + consts.ptr_c_ty + " arg) {\n")
+ write_c(consts.c_fn_ty_pfx + "jboolean " + consts.c_fn_name_define_pfx(struct_name + "_result_ok", True) + consts.ptr_c_ty + " arg) {\n")
write_c("\treturn ((" + struct_name + "*)arg)->result_ok;\n")
write_c("}\n")
out_java.write("\tpublic static native " + res_map.java_ty + " " + struct_name + "_get_ok(long arg);\n")
- write_c(consts.c_fn_ty_pfx + res_map.c_ty + " " + consts.c_fn_name_pfx + struct_name.replace("_", "_1") + "_1get_1ok (" + consts.c_fn_args_pfx + ", " + consts.ptr_c_ty + " arg) {\n")
+ write_c(consts.c_fn_ty_pfx + res_map.c_ty + " " + consts.c_fn_name_define_pfx(struct_name + "_get_ok", True) + consts.ptr_c_ty + " arg) {\n")
write_c("\t" + struct_name + " *val = (" + struct_name + "*)arg;\n")
write_c("\tCHECK(val->result_ok);\n\t")
out_java_struct.write("\tpublic static final class " + human_ty + "_OK extends " + human_ty + " {\n")
out_java_struct.write("\t\t}\n\t}\n\n")
out_java.write("\tpublic static native " + err_map.java_ty + " " + struct_name + "_get_err(long arg);\n")
- write_c(consts.c_fn_ty_pfx + err_map.c_ty + " " + consts.c_fn_name_pfx + struct_name.replace("_", "_1") + "_1get_1err (" + consts.c_fn_args_pfx + ", " + consts.ptr_c_ty + " arg) {\n")
+ write_c(consts.c_fn_ty_pfx + err_map.c_ty + " " + consts.c_fn_name_define_pfx(struct_name + "_get_err", True) + consts.ptr_c_ty + " arg) {\n")
write_c("\t" + struct_name + " *val = (" + struct_name + "*)arg;\n")
write_c("\tCHECK(!val->result_ok);\n\t")
out_java_struct.write("\tpublic static final class " + human_ty + "_Err extends " + human_ty + " {\n")
def map_tuple(struct_name, field_lines):
out_java.write("\tpublic static native long " + struct_name + "_new(")
- write_c(consts.c_fn_ty_pfx + consts.ptr_c_ty + " " + consts.c_fn_name_pfx + struct_name.replace("_", "_1") + "_1new(" + consts.c_fn_args_pfx)
+ write_c(consts.c_fn_ty_pfx + consts.ptr_c_ty + " " + consts.c_fn_name_define_pfx(struct_name + "_new", len(field_lines) > 3))
ty_list = []
for idx, line in enumerate(field_lines):
if idx != 0 and idx < len(field_lines) - 2:
ty_info = java_c_types(line.strip(';'), None)
if idx != 1:
out_java.write(", ")
+ write_c(", ")
e = chr(ord('a') + idx - 1)
out_java.write(ty_info.java_ty + " " + e)
- write_c(", " + ty_info.c_ty + " " + e)
+ write_c(ty_info.c_ty + " " + e)
ty_list.append(ty_info)
tuple_types[struct_name] = (ty_list, struct_name)
out_java.write(");\n")
clone_str = clone_str + "\t" + struct_name + " ret = {\n"
for idx, line in enumerate(field_lines):
if idx != 0 and idx < len(field_lines) - 2:
- ty_info = map_type(line.strip(';'), False, None, False, False)
+ ty_info = type_mapping_generator.map_type(line.strip(';'), False, None, False, False)
e = chr(ord('a') + idx - 1)
if ty_info.arg_conv is not None:
write_c("\t" + ty_info.arg_conv.replace("\n", "\n\t"))
for idx, ty_info in enumerate(ty_list):
e = chr(ord('a') + idx)
out_java.write("\tpublic static native " + ty_info.java_ty + " " + struct_name + "_get_" + e + "(long ptr);\n")
- write_c(consts.c_fn_ty_pfx + ty_info.c_ty + " " + consts.c_fn_name_pfx + struct_name.replace("_", "_1") + "_1get_1" + e + "(" + consts.c_fn_args_pfx + ", " + consts.ptr_c_ty + " ptr) {\n")
+ write_c(consts.c_fn_ty_pfx + ty_info.c_ty + " " + consts.c_fn_name_define_pfx(struct_name + "_get_" + e, True) + consts.ptr_c_ty + " ptr) {\n")
write_c("\t" + struct_name + " *tuple = (" + struct_name + "*)ptr;\n")
- conv_info = map_type_with_info(ty_info, False, None, False, True)
+ conv_info = type_mapping_generator.map_type_with_info(ty_info, False, None, False, True)
if conv_info.ret_conv is not None:
write_c("\t" + conv_info.ret_conv[0].replace("\n", "\n\t") + "tuple->" + e + conv_info.ret_conv[1].replace("\n", "\n\t") + "\n")
write_c("\treturn " + conv_info.ret_conv_name + ";\n")
write_c("\treturn tuple->" + e + ";\n")
write_c("}\n")
- out_java.write("""package org.ldk.impl;
-import org.ldk.enums.*;
-
-public class bindings {
- public static class VecOrSliceDef {
- public long dataptr;
- public long datalen;
- public long stride;
- public VecOrSliceDef(long dataptr, long datalen, long stride) {
- this.dataptr = dataptr; this.datalen = datalen; this.stride = stride;
- }
- }
- static {
- System.loadLibrary(\"lightningjni\");
- init(java.lang.Enum.class, VecOrSliceDef.class);
- init_class_cache();
- }
- static native void init(java.lang.Class c, java.lang.Class slicedef);
- static native void init_class_cache();
-
- public static native boolean deref_bool(long ptr);
- public static native long deref_long(long ptr);
- public static native void free_heap_ptr(long ptr);
- public static native byte[] read_bytes(long ptr, long len);
- public static native byte[] get_u8_slice_bytes(long slice_ptr);
- public static native long bytes_to_u8_vec(byte[] bytes);
- public static native long new_txpointer_copy_data(byte[] txdata);
- public static native void txpointer_free(long ptr);
- public static native byte[] txpointer_get_buffer(long ptr);
- public static native long vec_slice_len(long vec);
- public static native long new_empty_slice_vec();
-
-""")
-
- with open(f"{sys.argv[3]}/structs/CommonBase{consts.file_ext}", "a") as out_java_struct:
+ out_java.write(consts.bindings_header)
+
+ with open(f"{sys.argv[3]}/structs/CommonBase{consts.file_ext}", "w") 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"{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"):
- out_java_struct.write(" implements AutoCloseable")
- out_java_struct.write(" {\n")
- out_java_struct.write("\t" + struct_name.replace("LDK", "") + "(Object _dummy, long ptr) { super(ptr); }\n")
- if struct_name.startswith("LDKLocked"):
- out_java_struct.write("\t@Override public void close() {\n")
- else:
- out_java_struct.write("\t@Override @SuppressWarnings(\"deprecation\")\n")
- out_java_struct.write("\tprotected void finalize() throws Throwable {\n")
- out_java_struct.write("\t\tsuper.finalize();\n")
- out_java_struct.write("\t\tif (ptr != 0) { bindings." + struct_name.replace("LDK","") + "_free(ptr); }\n")
- out_java_struct.write("\t}\n\n")
+ out_opaque_struct_human = consts.map_opaque_struct(struct_name)
+ out_java_struct.write(out_opaque_struct_human)
elif result_contents is not None:
assert result_contents in result_ptr_struct_items
res_ty, err_ty = result_ptr_struct_items[result_contents]
elif is_tuple:
map_tuple(struct_name, field_lines)
elif vec_ty is not None:
- ty_info = map_type(vec_ty + " arr_elem", False, None, False, False)
+ ty_info = type_mapping_generator.map_type(vec_ty + " arr_elem", False, None, False, False)
if len(ty_info.java_fn_ty_arg) == 1: # ie we're a primitive of some form
out_java.write("\tpublic static native long " + struct_name + "_new(" + ty_info.java_ty + "[] elems);\n")
- write_c(consts.c_fn_ty_pfx + consts.ptr_c_ty + " " + consts.c_fn_name_pfx + struct_name.replace("_", "_1") + "_1new(" + consts.c_fn_args_pfx + ", " + ty_info.c_ty + "Array elems) {\n")
+ write_c(consts.c_fn_ty_pfx + consts.ptr_c_ty + " " + consts.c_fn_name_define_pfx(struct_name + "_new", True) + ty_info.c_ty + "Array elems) {\n")
write_c("\t" + struct_name + " *ret = MALLOC(sizeof(" + struct_name + "), \"" + struct_name + "\");\n")
write_c("\tret->datalen = " + consts.get_native_arr_len_call[0] + "elems" + consts.get_native_arr_len_call[1] + ";\n")
write_c("\tif (ret->datalen == 0) {\n")
write_c("\t\tret->data = NULL;\n")
write_c("\t} else {\n")
write_c("\t\tret->data = MALLOC(sizeof(" + vec_ty + ") * ret->datalen, \"" + struct_name + " Data\");\n")
- write_c("\t\t" + ty_info.c_ty + " *java_elems = " + consts.get_native_arr_ptr_call[0] + "elems" + consts.get_native_arr_ptr_call[1] + ";\n")
+ native_arr_ptr_call = consts.get_native_arr_ptr_call(ty_info.ty_info)
+ write_c("\t\t" + ty_info.c_ty + " *java_elems = " + native_arr_ptr_call[0] + "elems" + native_arr_ptr_call[1] + ";\n")
write_c("\t\tfor (size_t i = 0; i < ret->datalen; i++) {\n")
if ty_info.arg_conv is not None:
write_c("\t\t\t" + ty_info.c_ty + " arr_elem = java_elems[i];\n")
else:
write_c("\t\t\tret->data[i] = java_elems[i];\n")
write_c("\t\t}\n")
- cleanup = consts.release_native_arr_ptr_call("elems", "java_elems")
+ cleanup = consts.release_native_arr_ptr_call(ty_info.ty_info, "elems", "java_elems")
if cleanup is not None:
write_c("\t\t" + cleanup + ";\n")
write_c("\t}\n")
else:
assert(line == "\n")
- out_java.write("}\n")
+ out_java.write(consts.bindings_footer)
for struct_name in opaque_structs:
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"{sys.argv[3]}/structs/{struct_name.replace('LDK', '')}{consts.file_ext}", "a") as out_java_struct:
out_java_struct.write("}\n")
+
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(consts.init_str())
out_c.write(c_file)