import sys
class Target(Enum):
- CSHARP = 1,
+ WINDOWS = 1,
+ LINUX = 2,
+ PTHREAD = 3,
def first_to_lower(string: str) -> str:
first = string[0]
}
}"""
+ self.witness_program_defn = """public class WitnessProgram : CommonBase {
+ /** The witness program bytes themselves */
+ public readonly byte[] program;
+ /** The witness version */
+ public readonly WitnessVersion version;
+
+ internal WitnessProgram(object _dummy, long ptr) : base(ptr) {
+ this.program = InternalUtils.decodeUint8Array(bindings.WitnessProgram_get_program(ptr));
+ this.version = new WitnessVersion(bindings.WitnessProgram_get_version(ptr));
+ }
+ static private long check_args(byte[] program, WitnessVersion version) {
+ if (program.Length < 2 || program.Length > 40) throw new ArgumentException();
+ if (version.getVal() == 0 && program.Length != 20 && program.Length != 32) throw new ArgumentException();
+ return InternalUtils.encodeUint8Array(program);
+ }
+ public WitnessProgram(byte[] program, WitnessVersion version) :
+ this(null, bindings.WitnessProgram_new(version.getVal(), check_args(program, version))) {}
+
+ ~WitnessProgram() {
+ if (ptr != 0) { bindings.WitnessProgram_free(ptr); }
+ }
+}"""
self.c_file_pfx = """
// On OSX jlong (ie long long) is not equivalent to int64_t, so we override here
self.c_file_pfx = self.c_file_pfx + "#include <stdio.h>\n#define DEBUG_PRINT(...) fprintf(stderr, __VA_ARGS__)\n"
- if not DEBUG or sys.platform == "darwin":
+ if self.target == Target.WINDOWS:
+ self.c_file_pfx = self.c_file_pfx + """#include <heapapi.h>
+static HANDLE process_heap = NULL;
+static inline void* init_heap() {
+ if (UNLIKELY(process_heap == NULL)) {
+ // Assume pointer writes wont tear, which is true where we need it.
+ process_heap = GetProcessHeap();
+ }
+}
+static inline void* MALLOC(size_t a, const char* _) {
+ init_heap();
+ return HeapAlloc(process_heap, HEAP_ZERO_MEMORY, a);
+}
+#define do_MALLOC(a, b, _c) MALLOC(a, b)
+#define FREE(p) if ((uint64_t)(p) > 4096) { init_heap(); HeapFree(process_heap, 0, p); }
+#define CHECK_ACCESS(p)
+#define CHECK_INNER_FIELD_ACCESS_OR_NULL(v)
+"""
+ elif not DEBUG or self.target != Target.LINUX:
self.c_file_pfx = self.c_file_pfx + """#define do_MALLOC(a, _b, _c) malloc(a)
#define MALLOC(a, _) malloc(a)
#define FREE(p) if ((uint64_t)(p) > 4096) { free(p); }
}
"""
- if sys.platform != "darwin":
+ if self.target == Target.LINUX:
self.c_file_pfx += """
// Running a leak check across all the allocations and frees of the JDK is a mess,
// so instead we implement our own naive leak checker here, relying on the -wrap
_Static_assert(sizeof(void*) <= 8, "Pointers must fit into 64 bits");
+// Int types across Windows/Linux are different, so make sure we're using the right headers.
+_Static_assert(sizeof(void*) == sizeof(uintptr_t), "stdints must be correct");
+_Static_assert(sizeof(void*) == sizeof(intptr_t), "stdints must be correct");
+_Static_assert(sizeof(uint64_t) == 8, "stdints must be correct");
+_Static_assert(sizeof(int64_t) == 8, "stdints must be correct");
+_Static_assert(sizeof(uint32_t) == 4, "stdints must be correct");
+_Static_assert(sizeof(int32_t) == 4, "stdints must be correct");
+_Static_assert(sizeof(uint16_t) == 2, "stdints must be correct");
+_Static_assert(sizeof(int16_t) == 2, "stdints must be correct");
+_Static_assert(sizeof(uint8_t) == 1, "stdints must be correct");
+_Static_assert(sizeof(int8_t) == 1, "stdints must be correct");
+
#define DECL_ARR_TYPE(ty, name) \\
struct name##array { \\
uint64_t arr_len; /* uint32_t would suffice but we want to align uint64_ts as well */ \\
typedef bool jboolean;
int64_t CS_LDK_allocate_buffer(int64_t len) {
- return MALLOC(len, "C#-requested buffer");
+ return (int64_t)MALLOC(len, "C#-requested buffer");
}
void CS_LDK_free_buffer(int64_t buf) {
- FREE(buf);
+ FREE((void*)buf);
}
jstring CS_LDK_get_ldk_c_bindings_version() {
return "InternalUtils.getArrayLength(" + arr_name + ")"
def get_java_arr_elem(self, elem_ty, arr_name, idx):
- if elem_ty.c_ty == "int64_t" or elem_ty.c_ty == "uint64_t" or elem_ty.c_ty.endswith("Array") or elem_ty.c_ty == "uintptr_t":
+ if elem_ty.c_ty == "int64_t" or elem_ty.c_ty == "uint64_t":
+ return "InternalUtils.getU64ArrayElem(" + arr_name + ", " + idx + ")"
+ elif elem_ty.c_ty.endswith("Array") or elem_ty.c_ty == "uintptr_t" or elem_ty.rust_obj == "LDKStr":
return "InternalUtils.getU64ArrayElem(" + arr_name + ", " + idx + ")"
elif elem_ty.rust_obj == "LDKU5":
return "InternalUtils.getU8ArrayElem(" + arr_name + ", " + idx + ")"
- elif elem_ty.rust_obj == "LDKStr":
- return "InternalUtils.getU32ArrayElem(" + arr_name + ", " + idx + ")"
else:
assert False
for arg_info in fn_line.args_ty:
fn_suffix += ty_to_c(arg_info.java_ty, arg_info)
fn_java_callback_args += ", " + arg_info.java_ty + " " + chr(ord("a") + idx)
- fn_c_callback_args += ", " + arg_info.c_ty + " " + chr(ord("a") + idx)
+ if arg_info.c_ty.endswith("Array") or arg_info.c_ty == "jstring":
+ fn_c_callback_args += ", int64_t " + chr(ord("a") + idx)
+ else:
+ fn_c_callback_args += ", " + arg_info.c_ty + " " + chr(ord("a") + idx)
if idx != 0:
fn_callback_call_args += ", "
fn_callback_call_args += chr(ord("a") + idx)
out_c += "\tuint64_t ret = js_invoke_function_" + fn_suffix + "(j_calls->instance_ptr, " + str(self.function_ptr_counter)
if fn_suffix not in self.function_ptrs:
- self.function_ptrs[fn_suffix] = {"args": [fn_java_callback_args, fn_c_callback_args], "ret": [fn_line.ret_ty_info.java_ty, fn_line.ret_ty_info.c_ty]}
+ caller_ret_c_ty = fn_line.ret_ty_info.c_ty
+ if fn_line.ret_ty_info.c_ty.endswith("Array") or fn_line.ret_ty_info.c_ty == "jstring":
+ caller_ret_c_ty = "int64_t"
+ self.function_ptrs[fn_suffix] = {"args": [fn_java_callback_args, fn_c_callback_args], "ret": [fn_line.ret_ty_info.java_ty, caller_ret_c_ty]}
self.function_ptrs[fn_suffix][self.function_ptr_counter] = (struct_name, fn_line.fn_name, fn_callback_call_args)
self.function_ptr_counter += 1
for idx, arg_info in enumerate(fn_line.args_ty):
if arg_info.ret_conv is not None:
- if arg_info.c_ty.endswith("Array"):
+ if arg_info.c_ty.endswith("Array") or arg_info.c_ty == "jstring":
out_c += ", (int64_t)" + arg_info.ret_conv_name
else:
out_c += ", " + arg_info.ret_conv_name
}}
}}
public delegate {jret} {fn_suffix}_callback(int obj_ptr, int fn_id{jargs});
+ static {fn_suffix}_callback {fn_suffix}_callback_inst = c_callback_{fn_suffix};
""")
bindings.write(self.native_meth_decl(f"register_{fn_suffix}_invoker", "int") + f"({fn_suffix}_callback callee);\n")
# Easiest way to get a static run is just define a variable, even if we dont care
- bindings.write(f"\tstatic int _run_{fn_suffix}_registration = register_{fn_suffix}_invoker(c_callback_{fn_suffix});")
+ bindings.write(f"\tstatic int _run_{fn_suffix}_registration = register_{fn_suffix}_invoker({fn_suffix}_callback_inst);")
bindings.write("""
}
projects / ldk-java / blobdiff