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-rwxr-xr-xluatablegen.py102
1 files changed, 84 insertions, 18 deletions
diff --git a/luatablegen.py b/luatablegen.py
index bae7435..a02cdf4 100755
--- a/luatablegen.py
+++ b/luatablegen.py
@@ -65,7 +65,7 @@ SOURCE_FILE_NAME='XXX_luatablegen.c'
HEADER_FILE_NAME='XXX_luatablegen.h'
LUA_PUSH_TABLE = """
int pushluatable_YYY(lua_State* ls, XXX array) {
- if (!lua_checkstack(ls, 2)) {
+ if (!lua_checkstack(ls, 3)) {
printf("Not enough space on the lua stack.");
return -1;
}
@@ -82,7 +82,26 @@ int pushluatable_YYY(lua_State* ls, XXX array) {
return 0;
}
"""
+LUA_PUSH_TABLE_SIMPLE_TYPE = """
+int pushluatable_YYY(lua_State* ls, XXX array) {
+ if (!lua_checkstack(ls, 3)) {
+ printf("Not enough space on the lua stack.");
+ return -1;
+ }
+ lua_newtable(ls);
+ uint64_t i = 1U;
+ while(1) {
+ if (array[i] == NULL) break;
+ lua_pushinteger(ls, i+1);
+ lua_pushZZZ(ls, array[i]);
+ lua_settable(ls, -3);
+ i++;
+ }
+ return 0;
+}
+"""
+LUA_PUSH_TABLE_SIMPLE_TYPE_SIG = 'int pushluatable_YYY(lua_State* ls, XXX array);\n'
LUA_PUSH_TABLE_SIG = "int pushluatable_YYY(lua_State* ls, XXX array);\n"
LUA_PUSH_TABLE_CALL = "pushluatable_YYY(lua_State* ls, WWW, XXX array);\n"
@@ -92,6 +111,41 @@ LUA_SETMETA_NEW = ["setmetatable(XXX, {__call =\n", "\tfunction(selfAAA)\n",
LUA_TO_GENERIC = "lua_to_YYY(__ls, ZZZ);\n"
LUA_TO_GENERIC_DEF = "YYY lua_to_YYY(lua_State* ls, XXX array, ZZZ) {}\n"
+def lua_type_resolver(type_str):
+ if type_str == "int8":
+ return "integer"
+ elif type_str == "uint8":
+ return "integer"
+ elif type_str == "int16":
+ return "integer"
+ elif type_str == "uint16":
+ return "integer"
+ elif type_str == "int32":
+ return "integer"
+ elif type_str == "uint32":
+ return "integer"
+ elif type_str == "int64":
+ return "integer"
+ elif type_str == "uint64":
+ return "integer"
+ elif type_str == "int128":
+ return "integer"
+ elif type_str == "uint128":
+ return "integer"
+ elif type_str == "float":
+ return "number"
+ elif type_str == "double":
+ return "number"
+ elif type_str == "bool":
+ return "integer"
+ elif type_str == "uchar":
+ return "number"
+ elif type_str == "schar":
+ return "number"
+ elif type_str == "string":
+ return "string"
+ else: return "lightuserdata"
+
def simple_type_resovler(type_str):
if type_str == "int8":
return "int8_t"
@@ -243,6 +297,7 @@ class TbgParser(object):
c_source.write(header.replace("HHH", self.argparser.args.luaheader+"/"))
else:
c_source.write(header.replace("HHH", ""))
+ c_source.write('#include "./tabledefs.h"\n')
if not is_source: c_source.write(HEADER_GUARD[0].replace("XXX", struct_name))
if not is_source: c_source.write(EXTERN_C[0])
if is_source: c_source.write("#include " + '"./' +h_filename+ '"\n')
@@ -269,10 +324,11 @@ class TbgParser(object):
pointer += "*"
xxx = type_ref_node.attrib["name"]
zzz = "push_" + type_ref_node.attrib["name"]
+ return LUA_PUSH_TABLE.replace("XXX", xxx+pointer).replace("YYY", yyy).replace("ZZZ", zzz)
else:
xxx = node.attrib["name"]
zzz = "lua_push" + node.attrib["luatype"]
- return LUA_PUSH_TABLE.replace("XXX", xxx+pointer).replace("YYY", yyy).replace("ZZZ", zzz)
+ return LUA_PUSH_TABLE_SIMPLE_TYPE.replace("XXX", xxx+pointer).replace("YYY", yyy).replace("ZZZ", zzz)
def gen_lua_table_push_call(self, node, arg_pos):
type_name = type_resolver(node, self.def_elems+self.read_elems)
@@ -296,7 +352,6 @@ class TbgParser(object):
def gen_luato_generic(self, struct_name, field_name, arg_pos):
parent = get_def_node(struct_name, self.elems)
child = get_def_node(field_name, self.elems)
- #return LUA_TO_GENERIC.replace("YYY", struct_name + "_" + field_name).replace("ZZZ", repr(arg_pos))
return "check_" + struct_name + "(__ls," + repr(arg_pos) + ");\n"
def struct(self, c_source, field_names, field_types, struct_name):
@@ -392,7 +447,8 @@ class TbgParser(object):
elif childer.attrib["luatype"] == "table":
count = get_elem_count(childer)
if count == 1:
- c_source.write("lua_push_" + childer.attrib["type"][6:] + "(__ls, _st->" + child.attrib["name"] + ");\n")
+ ref_type_node = get_def_node_tag(childer.attrib["type"][6:], self.elems)
+ c_source.write("push_" + ref_type_node.attrib["name"] + "(__ls, _st->" + child.attrib["name"] + ");\n")
else: pass
else:
print("bad lua_type entry in the json file")
@@ -569,11 +625,7 @@ class TbgParser(object):
l_source.write(LUA_LIB[1])
- def run(self):
- self.read_xml()
- header_aggr_list = []
- table_reg_list = []
- # generating the tbldef files
+ def gen_table_def(self):
tbl_source = open(self.argparser.args.tbldefs + "/tabledefs.c", "w")
tbl_header = open(self.argparser.args.tbldefs + "/tabledefs.h", "w")
tbl_source.write("// automatically generated by luatablegen\n")
@@ -590,14 +642,15 @@ class TbgParser(object):
tbl_source.write('#include "../wasm.h"\n')
tbl_header.write('#include "../wasm.h"\n')
tbl_tag_list = []
+ simple_table_list = []
for elem in self.elems:
for node in elem:
count_replacement = ""
type_name = type_resolver(node, self.def_elems+self.read_elems)
type_ref_node = get_def_node(type_name, self.def_elems+self.read_elems)
+ # if node has attribute aggregate
if type_ref_node and type_ref_node.tag not in tbl_tag_list:
tbl_tag_list.append(type_ref_node.tag)
- print(type_ref_node.tag)
count = get_elem_count(node)
pointer = ""
if count == -1:
@@ -619,7 +672,27 @@ class TbgParser(object):
#if pointer == "*": continue
tbl_source.write(LUA_PUSH_TABLE.replace("XXX", xxx+pointer).replace("YYY", xxx).replace("WWW", xxx))
tbl_header.write(LUA_PUSH_TABLE_SIG.replace("XXX", xxx+pointer).replace("YYY", xxx))
- #end of tadldef
+ # if node is simple type
+ else:
+ count = get_elem_count(node)
+ simple_type = simple_type_resovler(node.attrib["type"])
+ if count != 1 and simple_type not in simple_table_list:
+ simple_table_list.append(simple_type)
+ print(simple_type)
+ yyy = node.attrib["name"]
+ xxx = simple_type_resovler(node.attrib["type"])
+ #simple_type = lua_type_resolver(node.attrib["type"])
+ # lightuserdata types are being handled elsewhere
+ if simple_type == "lightuserdata": continue
+ lua_type = lua_type_resolver(node.attrib["type"])
+ tbl_source.write(LUA_PUSH_TABLE_SIMPLE_TYPE.replace("YYY", xxx).replace("XXX", simple_type+"*").replace("ZZZ", lua_type))
+ tbl_header.write(LUA_PUSH_TABLE_SIMPLE_TYPE_SIG.replace("YYY", xxx).replace("XXX", simple_type+"*"))
+
+ def run(self):
+ header_aggr_list = []
+ table_reg_list = []
+ self.read_xml()
+ self.gen_table_def()
if self.argparser.args.singlefile:
c_source = open(self.argparser.args.outfile, "w")
@@ -629,13 +702,6 @@ class TbgParser(object):
d_source.write("```lua\nlocal wasm = require(\"wasm\")\n```\n")
#for k, v in self.tbg_file.items():
for struct_name, field_names, field_types, lua_types in zip(self.struct_names, self.field_names, self.field_types, self.lua_types):
- '''
- struct_name = k
- field_names = v['field_name']
- field_types = v['field_type']
- lua_types = v['lua_type']
- methods = v['methods']
- '''
if not self.argparser.args.singlefile:
c_filename = struct_name + "_tablegen.c"
h_filename = struct_name + "_tablegen.h"
generated by cgit v1.2.3 (git 2.25.1) at 2024-11-09 17:14:07 +0000