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Code Issues Releases Wiki Activity

lsteamclient: Call struct converters

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This commit is contained in:
Andrew Eikum
2018-10-29 11:21:49 -05:00
parent ab30d847d9
commit c7d6c1f18b
50 changed files with 630 additions and 105 deletions
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53
lsteamclient/gen_wrapper.py
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@@ -148,6 +148,9 @@ print_sizes = []
class_versions = {}
def strip_const(typename):
return typename.replace("const ", "", 1)
def handle_destructor(cfile, classname, winclassname, method):
cfile.write("DEFINE_THISCALL_WRAPPER(%s_destructor, 4)\n" % winclassname)
cfile.write("void __thiscall %s_destructor(%s *_this)\n{/* never called */}\n\n" % (winclassname, winclassname))
@@ -192,6 +195,7 @@ def handle_method(cfile, classname, winclassname, cppname, method, cpp, cpp_h, e
if returns_record:
cfile.write(", %s *_r" % method.result_type.spelling)
unnamed = 'a'
need_convert = []
for param in list(method.get_children()):
if param.kind == clang.cindex.CursorKind.PARM_DECL:
if param.type.kind == clang.cindex.TypeKind.POINTER and \
@@ -200,6 +204,15 @@ def handle_method(cfile, classname, winclassname, cppname, method, cpp, cpp_h, e
typename = "void *"
else:
typename = param.type.spelling.split("::")[-1];
#assume pointers are out-params and structs are in-params
real_type = param.type;
while real_type.kind == clang.cindex.TypeKind.POINTER:
real_type = real_type.get_pointee()
if real_type.kind == clang.cindex.TypeKind.RECORD and \
real_type.spelling != "CSteamID":
need_convert.append(param)
if param.spelling == "":
cfile.write(", %s _%s" % (typename, unnamed))
cpp.write(", %s _%s" % (typename, unnamed))
@@ -220,20 +233,39 @@ def handle_method(cfile, classname, winclassname, cppname, method, cpp, cpp_h, e
if char_param_is_unix_path:
cfile.write(" uint32 path_result;\n")
for param in need_convert:
if param.spelling == "ppchFilters":
#manually handle double pointer ppchFilters
#if we need to automate this, we could figure out how the annotation syntax converts into cindex
cpp.write(" %s *lin_%s = malloc(sizeof(%s) * nFilters);\n" % (param.type.spelling, param.spelling, param.type.spelling))
cpp.write(" for(int i = 0; i < nFilters; ++i)\n")
cpp.write(" win_to_lin_struct_%s_%s(%s[i], &lin_%s[i]);\n" % (param.type.spelling, sdkver, param.spelling, param.spelling))
elif param.type.kind == clang.cindex.TypeKind.POINTER:
#handle single pointers, but not double pointers
assert(param.type.get_pointee().kind == clang.cindex.TypeKind.RECORD)
cpp.write(" %s lin_%s;\n" % (strip_const(param.type.get_pointee().spelling), param.spelling))
cpp.write(" win_to_lin_struct_%s_%s(%s, &lin_%s);\n" % (strip_const(param.type.get_pointee().spelling), sdkver, param.spelling, param.spelling))
else:
#raw structs
cpp.write(" %s lin_%s;\n" % (param.type.spelling, param.spelling))
cpp.write(" win_to_lin_struct_%s_%s(&%s, &lin_%s);\n" % (param.type.spelling, sdkver, param.spelling, param.spelling))
cfile.write(" TRACE(\"%p\\n\", _this);\n")
if method.result_type.kind == clang.cindex.TypeKind.VOID:
cfile.write(" ")
cpp.write(" ")
elif char_param_is_unix_path:
cfile.write(" path_result = ")
cpp.write(" return ")
elif returns_record:
cfile.write(" *_r = ")
cpp.write(" return ")
else:
cfile.write(" return ")
if method.result_type.kind == clang.cindex.TypeKind.VOID:
cpp.write(" ")
elif len(need_convert) > 0:
cpp.write(" %s retval = " % (method.result_type.spelling))
else:
cpp.write(" return ")
should_gen_wrapper = method.result_type.spelling.startswith("ISteam") or \
@@ -265,6 +297,13 @@ def handle_method(cfile, classname, winclassname, cppname, method, cpp, cpp_h, e
elif "ISteamMatchmakingServerListResponse" in param.type.spelling:
cfile.write(", create_LinuxMatchmakingServerListResponse(%s)" % param.spelling)
cpp.write("(%s)%s" % (param.type.spelling, param.spelling))
elif param in need_convert:
cfile.write(", %s" % param.spelling)
if param.type.kind != clang.cindex.TypeKind.POINTER or \
param.spelling == "ppchFilter":
cpp.write("lin_%s" % (param.spelling))
else:
cpp.write("&lin_%s" % (param.spelling))
else:
cfile.write(", %s" % param.spelling)
cpp.write("(%s)%s" % (param.type.spelling, param.spelling))
@@ -277,6 +316,14 @@ def handle_method(cfile, classname, winclassname, cppname, method, cpp, cpp_h, e
if char_param_is_unix_path and not path_param_name is None and not path_size_param_name is None:
cfile.write(" return steamclient_unix_path_to_dos_path(path_result, %s, %s);\n" % (path_param_name, path_size_param_name))
cfile.write("}\n\n")
for param in need_convert:
if param.type.kind == clang.cindex.TypeKind.POINTER:
cpp.write(" lin_to_win_struct_%s_%s(&lin_%s, %s);\n" % (param.type.get_pointee().spelling, sdkver, param.spelling, param.spelling))
else:
cpp.write(" lin_to_win_struct_%s_%s(&lin_%s, &%s);\n" % (param.type.spelling, sdkver, param.spelling, param.spelling))
if method.result_type.kind != clang.cindex.TypeKind.VOID and \
len(need_convert) > 0:
cpp.write(" return retval;\n")
cpp.write("}\n\n")
def get_iface_version(classname):