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Proton/lsteamclient/gen_wrapper.py

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#!/usr/bin/env python2
#NOTE: If you make modifications here, consider whether they should
#be duplicated in ../vrclient/gen_wrapper.py
from __future__ import print_function
CLANG_PATH='/usr/lib/clang/10.0.1'
import pprint
import sys
import clang.cindex
import os
import re
import math
sdk_versions = [
"150",
"149",
"148a",
"147",
"146",
"145",
"144",
"143y",
"143x",
"143",
"142",
"141",
"140",
"139",
"138a",
"138",
"137",
"136",
"135a",
"135",
"134",
"133x",
"133b",
"133a",
"133",
"132x",
"132",
"131",
"130x",
"130",
"129a",
"129",
"128x",
"128",
"127",
"126a",
"126",
"125",
"124",
"123a",
"123",
"122",
"121x",
"121",
"120",
"119x",
"119",
"118",
"117",
"116x",
"116",
"115",
"114",
"113",
"112x",
"112",
"111x",
"111",
"110",
"109",
"108",
"107",
"106",
"105",
"104",
"103",
"102x",
"102",
"101x",
"101",
"100",
"099y",
"099x",
"099w",
"099v",
"099u",
]
files = [
("steam_api.h", [
"ISteamApps",
"ISteamAppList",
"ISteamClient",
"ISteamController",
"ISteamGameSearch",
"ISteamFriends",
"ISteamHTMLSurface",
"ISteamHTTP",
"ISteamInput",
"ISteamInventory",
"ISteamMatchmaking",
"ISteamMatchmakingServers",
"ISteamMusic",
"ISteamMusicRemote",
"ISteamNetworking",
"ISteamParties",
"ISteamRemotePlay",
"ISteamRemoteStorage",
"ISteamScreenshots",
"ISteamUGC",
"ISteamUnifiedMessages",
"ISteamUser",
"ISteamUserStats",
"ISteamUtils",
"ISteamVideo"
]),
("isteamappticket.h", [
"ISteamAppTicket"
]),
("isteamgameserver.h", [
"ISteamGameServer"
]),
("isteamgameserverstats.h", [
"ISteamGameServerStats"
]),
("isteamgamestats.h", [
"ISteamGameStats"
]),
("isteammasterserverupdater.h", [
"ISteamMasterServerUpdater"
]),
("isteamgamecoordinator.h", [
"ISteamGameCoordinator"
]),
("isteamparentalsettings.h", [
"ISteamParentalSettings"
]),
("isteamnetworkingmessages.h", [
"ISteamNetworkingMessages"
]),
("isteamnetworkingsockets.h", [
"ISteamNetworkingSockets"
]),
("isteamnetworkingsocketsserialized.h", [
"ISteamNetworkingSocketsSerialized"
]),
("isteamnetworkingutils.h", [
"ISteamNetworkingUtils"
]),
]
aliases = {
#these interfaces are undocumented and binary compatible
#"target interface": ["alias 1", "alias 2"],
"SteamUtils004":["SteamUtils003"],
"SteamUtils002":["SteamUtils001"],
"SteamGameServer008":["SteamGameServer007","SteamGameServer006"],
"SteamNetworkingSocketsSerialized002":["SteamNetworkingSocketsSerialized001"],
"STEAMAPPS_INTERFACE_VERSION001":["SteamApps001"],
"STEAMAPPS_INTERFACE_VERSION001":["SteamApps001"],
"SteamNetworkingSockets002":["SteamNetworkingSockets003"],
}
# these structs are manually confirmed to be equivalent
exempt_structs = [
"CSteamID",
"CGameID",
"CCallbackBase",
"SteamPS3Params_t",
"ValvePackingSentinel_t"
]
# we have converters for these written by hand because they're too complicated to generate
manually_handled_structs = [
"SteamNetworkingMessage_t"
]
manually_handled_methods = {
#TODO: 001
"cppISteamNetworkingSockets_SteamNetworkingSockets002": [
"ReceiveMessagesOnConnection",
"ReceiveMessagesOnListenSocket"
],
# 003 never appeared in a public SDK, but is an alias for 002 (the version in SDK 1.45 is actually 004 but incorrectly versioned as 003)
"cppISteamNetworkingSockets_SteamNetworkingSockets004": [
"ReceiveMessagesOnConnection",
"ReceiveMessagesOnListenSocket",
],
#TODO: 005
"cppISteamNetworkingSockets_SteamNetworkingSockets006": [
"ReceiveMessagesOnConnection",
"ReceiveMessagesOnListenSocket",
"SendMessages"
],
#TODO: 007
"cppISteamNetworkingSockets_SteamNetworkingSockets008": [
"ReceiveMessagesOnConnection",
"ReceiveMessagesOnPollGroup",
"SendMessages"
],
"cppISteamNetworkingSockets_SteamNetworkingSockets009": [
"ReceiveMessagesOnConnection",
"ReceiveMessagesOnPollGroup",
"SendMessages"
],
"cppISteamNetworkingUtils_SteamNetworkingUtils003": [
"AllocateMessage",
"SetConfigValue",
],
"cppISteamNetworkingMessages_SteamNetworkingMessages002": [
"ReceiveMessagesOnChannel"
],
}
# manual converters for simple types (function pointers)
manual_type_converters = [
"FSteamNetworkingSocketsDebugOutput",
"SteamAPI_CheckCallbackRegistered_t"
]
# manual converters for specific parameters
manual_param_converters = [
"nNativeKeyCode"
]
#struct_conversion_cache = {
# '142': {
# 'SteamUGCDetails_t': True,
# 'SteamUGCQueryCompleted_t': False
# }
#}
struct_conversion_cache = {}
converted_structs = []
# callback classes for which we have a linux wrapper
wrapped_classes = [
"ISteamMatchmakingServerListResponse",
"ISteamMatchmakingPingResponse",
"ISteamMatchmakingPlayersResponse",
"ISteamMatchmakingRulesResponse"
]
print_sizes = []
class_versions = {}
path_conversions = [
{
"parent_name": "GetAppInstallDir",
"l2w_names": ["pchDirectory"],
"l2w_lens": ["cchNameMax"],
"l2w_urls": [False],
"w2l_names": [],
"w2l_arrays": [],
"w2l_urls": [],
"return_is_size": True
},
{
"parent_name": "GetAppInstallDir",
"l2w_names": ["pchFolder"],
"l2w_lens": ["cchFolderBufferSize"],
"l2w_urls": [False],
"w2l_names": [],
"w2l_arrays": [],
"w2l_urls": [],
"return_is_size": True
},
{
"parent_name": "GetFileDetails",
"l2w_names": [],
"l2w_lens": [],
"l2w_urls": [],
"w2l_names": ["pszFileName"],
"w2l_arrays": [False],
"w2l_urls": [False],
"return_is_size": True
},
{
"parent_name": "GetGlyphForActionOrigin",
"l2w_names": [None], #return value
"l2w_lens": [None],
"l2w_urls": [None],
"w2l_names": [],
"w2l_arrays": [],
"w2l_urls": [],
"return_is_size": False
},
### ISteamGameServer::SetModDir - "Just the folder name, not the whole path. I.e. "Spacewar"."
{
"parent_name": "LoadURL",
"l2w_names": [],
"l2w_lens": [],
"l2w_urls": [],
"w2l_names": ["pchURL"],
"w2l_arrays": [False],
"w2l_urls": [True],
"return_is_size": False
},
{
"parent_name": "FileLoadDialogResponse",
"l2w_names": [],
"l2w_lens": [],
"l2w_urls": [],
"w2l_names": ["pchSelectedFiles"],
"w2l_arrays": [True],
"w2l_urls": [False],
"return_is_size": False
},
{
"parent_name": "HTML_StartRequest_t",
"l2w_names": ["pchURL"],
"l2w_lens": [None],
"l2w_urls": [True],
"w2l_names": [],
"w2l_arrays": [],
"w2l_urls": [],
"return_is_size": False
},
{
"parent_name": "HTML_URLChanged_t",
"l2w_names": ["pchURL"],
"l2w_lens": [None],
"l2w_urls": [True],
"w2l_names": [],
"w2l_arrays": [],
"w2l_urls": [],
"return_is_size": False
},
{
"parent_name": "HTML_FinishedRequest_t",
"l2w_names": ["pchURL"],
"l2w_lens": [None],
"l2w_urls": [True],
"w2l_names": [],
"w2l_arrays": [],
"w2l_urls": [],
"return_is_size": False
},
{
"parent_name": "HTML_OpenLinkInNewTab_t",
"l2w_names": ["pchURL"],
"l2w_lens": [None],
"l2w_urls": [True],
"w2l_names": [],
"w2l_arrays": [],
"w2l_urls": [],
"return_is_size": False
},
{
"parent_name": "HTML_LinkAtPosition_t",
"l2w_names": ["pchURL"],
"l2w_lens": [None],
"l2w_urls": [True],
"w2l_names": [],
"w2l_arrays": [],
"w2l_urls": [],
"return_is_size": False
},
{
"parent_name": "HTML_FileOpenDialog_t",
"l2w_names": ["pchInitialFile"],
"l2w_lens": [None],
"l2w_urls": [True],
"w2l_names": [],
"w2l_arrays": [],
"w2l_urls": [],
"return_is_size": False
},
{
"parent_name": "HTML_NewWindow_t",
"l2w_names": ["pchURL"],
"l2w_lens": [None],
"l2w_urls": [True],
"w2l_names": [],
"w2l_arrays": [],
"w2l_urls": [],
"return_is_size": False
},
{
"parent_name": "PublishWorkshopFile",
"l2w_names": [],
"l2w_lens": [],
"l2w_urls": [],
"w2l_names": ["pchFile", "pchPreviewFile"],
"w2l_arrays": [False, False],
"w2l_urls": [False, False],
"return_is_size": False
},
{
"parent_name": "UpdatePublishedFileFile",
"l2w_names": [],
"l2w_lens": [],
"l2w_urls": [],
"w2l_names": ["pchFile"],
"w2l_arrays": [False],
"w2l_urls": [False],
"return_is_size": False
},
{
"parent_name": "UpdatePublishedFilePreviewFile",
"l2w_names": [],
"l2w_lens": [],
"l2w_urls": [],
"w2l_names": ["pchPreviewFile"],
"w2l_arrays": [False],
"w2l_urls": [False],
"return_is_size": False
},
{
"parent_name": "PublishVideo",
"l2w_names": [],
"l2w_lens": [],
"l2w_urls": [],
"w2l_names": ["pchPreviewFile"],
"w2l_arrays": [False],
"w2l_urls": [False],
"return_is_size": False
},
{
"parent_name": "AddScreenshotToLibrary",
"l2w_names": [],
"l2w_lens": [],
"l2w_urls": [],
"w2l_names": ["pchFilename", "pchThumbnailFilename"],
"w2l_arrays": [False, False],
"w2l_urls": [False, False],
"return_is_size": False
},
{
"parent_name": "AddVRScreenshotToLibrary",
"l2w_names": [],
"l2w_lens": [],
"l2w_urls": [],
"w2l_names": ["pchFilename", "pchVRFilename"],
"w2l_arrays": [False, False],
"w2l_urls": [False, False],
"return_is_size": False
},
{
"parent_name": "UGCDownloadToLocation",
"l2w_names": [],
"l2w_lens": [],
"l2w_urls": [],
"w2l_names": ["pchLocation"],
"w2l_arrays": [False],
"w2l_urls": [False],
"return_is_size": False
},
{
"parent_name": "GetQueryUGCAdditionalPreview",
"l2w_names": ["pchURLOrVideoID"],
"l2w_lens": ["cchURLSize"],
"l2w_urls": [True],
"w2l_names": [],
"w2l_arrays": [],
"w2l_urls": [],
"return_is_size": False
},
{
"parent_name": "SetItemContent",
"l2w_names": [],
"l2w_lens": [],
"l2w_urls": [],
"w2l_names": ["pszContentFolder"],
"w2l_arrays": [False],
"w2l_urls": [False],
"return_is_size": False
},
{
"parent_name": "SetItemPreview",
"l2w_names": [],
"l2w_lens": [],
"l2w_urls": [],
"w2l_names": ["pszPreviewFile"],
"w2l_arrays": [False],
"w2l_urls": [False],
"return_is_size": False
},
{
"parent_name": "AddItemPreviewFile",
"l2w_names": [],
"l2w_lens": [],
"l2w_urls": [],
"w2l_names": ["pszPreviewFile"],
"w2l_arrays": [False],
"w2l_urls": [False],
"return_is_size": False
},
{
"parent_name": "UpdateItemPreviewFile",
"l2w_names": [],
"l2w_lens": [],
"l2w_urls": [],
"w2l_names": ["pszPreviewFile"],
"w2l_arrays": [False],
"w2l_urls": [False],
"return_is_size": False
},
{
"parent_name": "GetItemInstallInfo",
"l2w_names": ["pchFolder"],
"l2w_lens": ["cchFolderSize"],
"l2w_urls": [False],
"w2l_names": [],
"w2l_arrays": [],
"w2l_urls": [],
"return_is_size": False
},
{
"parent_name": "BInitWorkshopForGameServer",
"l2w_names": [],
"l2w_lens": [],
"l2w_urls": [],
"w2l_names": ["pszFolder"],
"w2l_arrays": [False],
"w2l_urls": [False],
"return_is_size": False
},
{
"parent_name": "GetUserDataFolder",
"l2w_names": ["pchBuffer"],
"l2w_lens": ["cubBuffer"],
"l2w_urls": [False],
"w2l_names": [],
"w2l_arrays": [],
"w2l_urls": [],
"return_is_size": False
},
{
"parent_name": "CheckFileSignature",
"l2w_names": [],
"l2w_lens": [],
"l2w_urls": [],
"w2l_names": ["szFileName"],
"w2l_arrays": [False],
"w2l_urls": [False],
"return_is_size": False
},
{
"parent_name": "Init",
"l2w_names": [],
"l2w_lens": [],
"l2w_urls": [],
"w2l_names": ["pchAbsolutePathToControllerConfigVDF"],
"w2l_arrays": [False],
"w2l_urls": [False],
"return_is_size": False
}
]
def strip_const(typename):
return typename.replace("const ", "", 1)
def find_windows_struct(struct):
for child in list(windows_build.cursor.get_children()):
if strip_const(struct.spelling) == child.spelling:
return child.type
return None
def find_windows64_struct(struct):
for child in list(windows_build64.cursor.get_children()):
if strip_const(struct.spelling) == child.spelling:
return child.type
return None
def find_linux64_struct(struct):
for child in list(linux_build64.cursor.get_children()):
if strip_const(struct.spelling) == child.spelling:
return child.type
return None
def struct_needs_conversion_nocache(struct):
if strip_const(struct.spelling) in exempt_structs:
return False
if strip_const(struct.spelling) in manually_handled_structs:
return True
#check 32-bit compat
windows_struct = find_windows_struct(struct)
assert(not windows_struct is None) #must find windows_struct
for field in struct.get_fields():
if struct.get_offset(field.spelling) != windows_struct.get_offset(field.spelling):
return True
if field.type.kind == clang.cindex.TypeKind.RECORD and \
struct_needs_conversion(field.type):
return True
#check 64-bit compat
windows_struct = find_windows64_struct(struct)
assert(not windows_struct is None) #must find windows_struct
lin64_struct = find_linux64_struct(struct)
assert(not lin64_struct is None) #must find lin64_struct
for field in lin64_struct.get_fields():
if lin64_struct.get_offset(field.spelling) != windows_struct.get_offset(field.spelling):
return True
if field.type.kind == clang.cindex.TypeKind.RECORD and \
struct_needs_conversion(field.type):
return True
#check if any members need path conversion
path_conv = get_path_converter(struct)
if path_conv:
return True
return False
def struct_needs_conversion(struct):
if not sdkver in struct_conversion_cache:
struct_conversion_cache[sdkver] = {}
if not strip_const(struct.spelling) in struct_conversion_cache[sdkver]:
struct_conversion_cache[sdkver][strip_const(struct.spelling)] = struct_needs_conversion_nocache(struct)
return struct_conversion_cache[sdkver][strip_const(struct.spelling)]
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))
return "destructor"
def get_path_converter(parent):
for conv in path_conversions:
if conv["parent_name"] in parent.spelling:
if None in conv["l2w_names"]:
return conv
if type(parent) == clang.cindex.Type:
children = list(parent.get_fields())
else:
children = list(parent.get_children())
for child in children:
if child.spelling in conv["w2l_names"] or \
child.spelling in conv["l2w_names"]:
return conv
return None
class DummyWriter(object):
def write(self, s):
#noop
pass
def to_c_bool(b):
if b:
return "1"
return "0"
dummy_writer = DummyWriter()
def handle_method(cfile, classname, winclassname, cppname, method, cpp, cpp_h, existing_methods):
used_name = method.spelling
if used_name in existing_methods:
number = '2'
while used_name in existing_methods:
idx = existing_methods.index(used_name)
used_name = "%s_%s" % (method.spelling, number)
number = chr(ord(number) + 1)
existing_methods.insert(idx, used_name)
else:
existing_methods.append(used_name)
returns_record = method.result_type.get_canonical().kind == clang.cindex.TypeKind.RECORD
if returns_record:
parambytes = 8 #_this + return pointer
else:
parambytes = 4 #_this
for param in list(method.get_children()):
if param.kind == clang.cindex.CursorKind.PARM_DECL:
parambytes += int(math.ceil(param.type.get_size()/4.0) * 4)
if cppname in manually_handled_methods and \
used_name in manually_handled_methods[cppname]:
#just don't write the cpp function
cpp = dummy_writer
cfile.write("DEFINE_THISCALL_WRAPPER(%s_%s, %s)\n" % (winclassname, used_name, parambytes))
cpp_h.write("extern ")
if method.result_type.spelling.startswith("ISteam"):
cfile.write("win%s " % (method.result_type.spelling))
cpp.write("void *")
cpp_h.write("void *")
elif returns_record:
cfile.write("%s *" % method.result_type.spelling)
cpp.write("%s " % (method.result_type.spelling))
cpp_h.write("%s " % (method.result_type.spelling))
else:
cfile.write("%s " % (method.result_type.spelling))
cpp.write("%s " % (method.result_type.spelling))
cpp_h.write("%s " % (method.result_type.spelling))
cfile.write('__thiscall %s_%s(%s *_this' % (winclassname, used_name, winclassname))
cpp.write("%s_%s(void *linux_side" % (cppname, used_name))
cpp_h.write("%s_%s(void *" % (cppname, used_name))
if returns_record:
cfile.write(", %s *_r" % method.result_type.spelling)
unnamed = 'a'
need_convert = []
manual_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 \
param.type.get_pointee().kind == clang.cindex.TypeKind.FUNCTIONPROTO:
#unspecified function pointer
typename = "void *"
else:
typename = param.type.spelling.split("::")[-1];
real_type = param.type;
while real_type.kind == clang.cindex.TypeKind.POINTER:
real_type = real_type.get_pointee()
win_name = typename
if real_type.kind == clang.cindex.TypeKind.RECORD and \
not real_type.spelling in wrapped_classes and \
struct_needs_conversion(real_type):
need_convert.append(param)
#preserve pointers
win_name = typename.replace(real_type.spelling, "win%s_%s" % (real_type.spelling, sdkver))
elif real_type.spelling in manual_type_converters:
manual_convert.append(param)
elif param.spelling in manual_param_converters:
manual_convert.append(param)
if param.spelling == "":
cfile.write(", %s _%s" % (win_name, unnamed))
cpp.write(", %s _%s" % (win_name, unnamed))
cpp_h.write(", %s" % win_name)
unnamed = chr(ord(unnamed) + 1)
else:
cfile.write(", %s %s" % (win_name, param.spelling))
cpp.write(", %s %s" % (win_name, param.spelling))
cpp_h.write(", %s" % (win_name))
cfile.write(")\n{\n")
cpp.write(")\n{\n")
cpp_h.write(");\n")
path_conv = get_path_converter(method)
if path_conv:
for i in range(len(path_conv["w2l_names"])):
if path_conv["w2l_arrays"][i]:
cfile.write(" const char **lin_%s = steamclient_dos_to_unix_stringlist(%s);\n" % (path_conv["w2l_names"][i], path_conv["w2l_names"][i]))
# TODO
pass
else:
cfile.write(" char lin_%s[PATH_MAX];\n" % path_conv["w2l_names"][i])
cfile.write(" steamclient_dos_path_to_unix_path(%s, lin_%s, %s);\n" % (path_conv["w2l_names"][i], path_conv["w2l_names"][i], to_c_bool(path_conv["w2l_urls"][i])))
if None in path_conv["l2w_names"]:
cfile.write(" const char *path_result;\n")
elif path_conv["return_is_size"]:
cfile.write(" uint32 path_result;\n")
elif len(path_conv["l2w_names"]) > 0:
cfile.write(" %s path_result;\n" % method.result_type.spelling)
for param in need_convert:
if param.type.kind == clang.cindex.TypeKind.POINTER:
#handle single pointers, but not double pointers
real_type = param.type;
while real_type.kind == clang.cindex.TypeKind.POINTER:
real_type = real_type.get_pointee()
assert(param.type.get_pointee().kind == clang.cindex.TypeKind.RECORD or \
strip_const(real_type.spelling) in manually_handled_structs)
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(real_type.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))
for param in manual_convert:
if param.spelling in manual_param_converters:
cpp.write(" %s = manual_convert_%s(%s);\n" % (param.spelling, param.spelling, param.spelling))
else:
cpp.write(" %s = (%s)manual_convert_%s((void*)%s);\n" % (param.spelling, param.type.spelling, param.type.spelling, param.spelling))
cfile.write(" TRACE(\"%p\\n\", _this);\n")
if method.result_type.kind == clang.cindex.TypeKind.VOID:
cfile.write(" ")
elif path_conv and (len(path_conv["l2w_names"]) > 0 or path_conv["return_is_size"]):
cfile.write(" path_result = ")
elif returns_record:
cfile.write(" *_r = ")
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_do_cb_wrap = "GetAPICallResult" in used_name
should_gen_wrapper = method.result_type.spelling.startswith("ISteam") or \
used_name.startswith("GetISteamGenericInterface")
if should_do_cb_wrap:
cfile.write("do_cb_wrap(0, _this->linux_side, &%s_%s" % (cppname, used_name))
else:
if should_gen_wrapper:
cfile.write("create_win_interface(pchVersion,\n ")
cfile.write("%s_%s(_this->linux_side" % (cppname, used_name))
cpp.write("((%s*)linux_side)->%s(" % (classname, method.spelling))
unnamed = 'a'
first = True
for param in list(method.get_children()):
if param.kind == clang.cindex.CursorKind.PARM_DECL:
if not first:
cpp.write(", ")
else:
first = False
if param.spelling == "":
cfile.write(", _%s" % unnamed)
cpp.write("(%s)_%s" % (param.type.spelling, unnamed))
unnamed = chr(ord(unnamed) + 1)
elif param.type.kind == clang.cindex.TypeKind.POINTER and \
param.type.get_pointee().spelling in wrapped_classes:
cfile.write(", create_Linux%s(%s, \"%s\")" % (param.type.get_pointee().spelling, param.spelling, winclassname))
cpp.write("(%s)%s" % (param.type.spelling, param.spelling))
elif path_conv and param.spelling in path_conv["w2l_names"]:
cfile.write(", %s ? lin_%s : NULL" % (param.spelling, 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:
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))
if should_gen_wrapper:
cfile.write(")")
cfile.write(");\n")
cpp.write(");\n")
if returns_record:
cfile.write(" return _r;\n")
if path_conv and len(path_conv["l2w_names"]) > 0:
for i in range(len(path_conv["l2w_names"])):
if path_conv["l2w_names"][i]:
cfile.write(" ")
if path_conv["return_is_size"]:
cfile.write("path_result = ")
cfile.write("steamclient_unix_path_to_dos_path(path_result, %s, %s, %s, %s);\n" % (path_conv["l2w_names"][i], path_conv["l2w_names"][i], path_conv["l2w_lens"][i], to_c_bool(path_conv["l2w_urls"][i])))
else:
#string is in return value
#ISteamController::GetGlyphForActionOrigin is the only user here for now
cfile.write(" path_result = steamclient_isteamcontroller_getglyph(eOrigin, path_result);\n")
cfile.write(" return path_result;\n")
if path_conv:
for i in range(len(path_conv["w2l_names"])):
if path_conv["w2l_arrays"][i]:
cfile.write(" steamclient_free_stringlist(lin_%s);\n" % path_conv["w2l_names"][i])
cfile.write("}\n\n")
for param in need_convert:
if param.type.kind == clang.cindex.TypeKind.POINTER:
if not "const " in param.type.spelling: #don't modify const arguments
real_type = param.type;
while real_type.kind == clang.cindex.TypeKind.POINTER:
real_type = real_type.get_pointee()
cpp.write(" lin_to_win_struct_%s_%s(&lin_%s, %s);\n" % (real_type.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):
# ISteamClient -> STEAMCLIENT_INTERFACE_VERSION
if "SteamNetworkingMessages" in classname:
defname = "%s_VERSION" % classname[1:].upper()
else:
defname = "%s_INTERFACE_VERSION" % classname[1:].upper()
if defname in iface_versions.keys():
ver = iface_versions[defname]
else:
ver = "UNVERSIONED"
if classname in class_versions.keys() and ver in class_versions[classname]:
return (ver, True)
if not classname in class_versions.keys():
class_versions[classname] = []
class_versions[classname].append(ver)
return (ver, False)
def handle_class(sdkver, classnode):
children = list(classnode.get_children())
if len(children) == 0:
return
(iface_version, already_generated) = get_iface_version(classnode.spelling)
if already_generated:
return
winname = "win%s" % classnode.spelling
cppname = "cpp%s_%s" % (classnode.spelling, iface_version)
file_exists = os.path.isfile("%s.c" % winname)
cfile = open("%s.c" % winname, "a")
if not file_exists:
cfile.write("""/* This file is auto-generated, do not edit. */
#include <stdarg.h>
#include "windef.h"
#include "winbase.h"
#include "wine/debug.h"
#include "cxx.h"
#include "steam_defs.h"
#include "steamclient_private.h"
#include "struct_converters.h"
WINE_DEFAULT_DEBUG_CHANNEL(steamclient);
""")
cpp = open("%s.cpp" % cppname, "w")
cpp.write("#include \"steam_defs.h\"\n")
cpp.write("#pragma push_macro(\"__cdecl\")\n")
cpp.write("#undef __cdecl\n")
cpp.write("#include \"steamworks_sdk_%s/steam_api.h\"\n" % sdkver)
if os.path.isfile("steamworks_sdk_%s/steamnetworkingtypes.h" % sdkver):
cpp.write("#include \"steamworks_sdk_%s/steamnetworkingtypes.h\"\n" % sdkver)
if not fname == "steam_api.h":
cpp.write("#include \"steamworks_sdk_%s/%s\"\n" % (sdkver, fname))
cpp.write("#pragma pop_macro(\"__cdecl\")\n")
cpp.write("#include \"steamclient_private.h\"\n")
cpp.write("#ifdef __cplusplus\nextern \"C\" {\n#endif\n")
cpp.write("#define SDKVER_%s\n" % sdkver)
cpp.write("#include \"struct_converters.h\"\n")
cpp.write("#include \"%s.h\"\n" % cppname)
cpp_h = open("%s.h" % cppname, "w")
winclassname = "win%s_%s" % (classnode.spelling, iface_version)
cfile.write("#include \"%s.h\"\n\n" % cppname)
cfile.write("typedef struct __%s {\n" % winclassname)
cfile.write(" vtable_ptr *vtable;\n")
cfile.write(" void *linux_side;\n")
cfile.write("} %s;\n\n" % winclassname)
methods = []
for child in children:
if child.kind == clang.cindex.CursorKind.CXX_METHOD and \
child.is_virtual_method():
handle_method(cfile, classnode.spelling, winclassname, cppname, child, cpp, cpp_h, methods)
elif child.kind == clang.cindex.CursorKind.DESTRUCTOR:
methods.append(handle_destructor(cfile, classnode.spelling, winclassname, child))
cfile.write("extern vtable_ptr %s_vtable;\n\n" % winclassname)
cfile.write("#ifndef __GNUC__\n")
cfile.write("void __asm_dummy_vtables(void) {\n")
cfile.write("#endif\n")
cfile.write(" __ASM_VTABLE(%s,\n" % winclassname)
for method in methods:
cfile.write(" VTABLE_ADD_FUNC(%s_%s)\n" % (winclassname, method))
cfile.write(" );\n")
cfile.write("#ifndef __GNUC__\n")
cfile.write("}\n")
cfile.write("#endif\n\n")
cfile.write("%s *create_%s(void *linux_side)\n{\n" % (winclassname, winclassname))
cfile.write(" %s *r = HeapAlloc(GetProcessHeap(), 0, sizeof(%s));\n" % (winclassname, winclassname))
cfile.write(" TRACE(\"-> %p\\n\", r);\n")
cfile.write(" r->vtable = &%s_vtable;\n" % winclassname)
cfile.write(" r->linux_side = linux_side;\n")
cfile.write(" return r;\n}\n\n")
cpp.write("#ifdef __cplusplus\n}\n#endif\n")
constructors = open("win_constructors.h", "a")
constructors.write("extern void *create_%s(void *);\n" % winclassname)
constructors = open("win_constructors_table.dat", "a")
constructors.write(" {\"%s\", &create_%s},\n" % (iface_version, winclassname))
if iface_version in aliases.keys():
for alias in aliases[iface_version]:
constructors.write(" {\"%s\", &create_%s}, /* alias */\n" % (alias, winclassname))
generated_cb_handlers = []
generated_cb_ids = []
cpp_files_need_close_brace = []
cb_table = {}
cb_table64 = {}
def get_field_attribute_str(field):
if field.type.kind != clang.cindex.TypeKind.RECORD:
return ""
win_struct = find_windows_struct(field.type)
if win_struct is None:
align = field.type.get_align()
else:
align = win_struct.get_align()
return " __attribute__((aligned(" + str(align) + ")))"
#because of struct packing differences between win32 and linux, we
#need to convert these structs from their linux layout to the win32
#layout.
def handle_struct(sdkver, struct):
members = struct.get_children()
cb_num = None
has_fields = False
for c in members:
if c.kind == clang.cindex.CursorKind.ENUM_DECL:
enums = c.get_children()
for e in enums:
if e.displayname == "k_iCallback":
cb_num = e.enum_value
if c.kind == clang.cindex.CursorKind.FIELD_DECL:
has_fields = True
w2l_handler_name = None
l2w_handler_name = None
def dump_win_struct(to_file, name):
to_file.write("#pragma pack( push, 8 )\n")
to_file.write("struct win%s {\n" % name)
for m in struct.get_children():
if m.kind == clang.cindex.CursorKind.FIELD_DECL:
if m.type.kind == clang.cindex.TypeKind.CONSTANTARRAY:
to_file.write(" %s %s[%u];\n" % (m.type.element_type.spelling, m.displayname, m.type.element_count))
elif m.type.kind == clang.cindex.TypeKind.RECORD and \
struct_needs_conversion(m.type):
to_file.write(" win%s_%s %s;\n" % (m.type.spelling, sdkver, m.displayname))
else:
if m.type.kind == clang.cindex.TypeKind.POINTER and \
m.type.get_pointee().kind == clang.cindex.TypeKind.FUNCTIONPROTO:
to_file.write(" void *%s; /*fn pointer*/\n" % m.displayname)
else:
to_file.write(" %s %s%s;\n" % (m.type.spelling, m.displayname, get_field_attribute_str(m)))
to_file.write("} __attribute__ ((ms_struct));\n")
to_file.write("#pragma pack( pop )\n")
if cb_num is None:
hfile = open("struct_converters.h", "a")
if not has_fields:
return
if struct.spelling == "":
return
if not struct_needs_conversion(struct.type):
return
struct_name = "%s_%s" % (struct.displayname, sdkver)
if struct_name in converted_structs:
return
converted_structs.append(struct_name)
w2l_handler_name = "win_to_lin_struct_%s" % struct_name;
l2w_handler_name = "lin_to_win_struct_%s" % struct_name;
l2w_handler_name64 = None
hfile.write("#if defined(SDKVER_%s) || !defined(__cplusplus)\n" % sdkver)
dump_win_struct(hfile, struct_name)
hfile.write("typedef struct win%s win%s;\n" % (struct_name, struct_name))
hfile.write("struct %s;\n" % struct.displayname);
if strip_const(struct.spelling) in manually_handled_structs:
hfile.write("#endif\n\n")
return
hfile.write("extern void %s(const struct win%s *w, struct %s *l);\n" % (w2l_handler_name, struct_name, struct.displayname))
hfile.write("extern void %s(const struct %s *l, struct win%s *w);\n" % (l2w_handler_name, struct.displayname, struct_name))
hfile.write("#endif\n\n")
else:
#for callbacks, we use the windows struct size in the cb dispatch switch
windows_struct = find_windows_struct(struct.type)
windows_struct64 = find_windows64_struct(struct.type)
struct64 = find_linux64_struct(struct.type)
struct_name = "%s_%s" % (struct.displayname, windows_struct.get_size())
l2w_handler_name = "cb_%s" % struct_name;
if windows_struct64.get_size() != windows_struct.get_size():
struct_name64 = "%s_%s" % (struct.displayname, windows_struct64.get_size())
l2w_handler_name64 = "cb_%s" % struct_name64;
else:
l2w_handler_name64 = None
if l2w_handler_name in generated_cb_handlers:
# we already have a handler for the callback struct of this size
return
if not struct_needs_conversion(struct.type):
return
cb_id = cb_num | (struct.type.get_size() << 16)
cb_id64 = cb_num | (struct64.get_size() << 16)
if cb_id in generated_cb_ids:
# either this cb changed name, or steam used the same ID for different structs
return
generated_cb_ids.append(cb_id)
datfile = open("cb_converters.dat", "a")
if l2w_handler_name64:
datfile.write("#ifdef __i386__\n")
datfile.write("case 0x%08x: win_msg->m_cubParam = %s; win_msg->m_pubParam = HeapAlloc(GetProcessHeap(), 0, win_msg->m_cubParam); %s((void*)lin_msg.m_pubParam, (void*)win_msg->m_pubParam); break;\n" % (cb_id, windows_struct.get_size(), l2w_handler_name))
datfile.write("#endif\n")
datfile.write("#ifdef __x86_64__\n")
datfile.write("case 0x%08x: win_msg->m_cubParam = %s; win_msg->m_pubParam = HeapAlloc(GetProcessHeap(), 0, win_msg->m_cubParam); %s((void*)lin_msg.m_pubParam, (void*)win_msg->m_pubParam); break;\n" % (cb_id64, windows_struct64.get_size(), l2w_handler_name64))
datfile.write("#endif\n")
else:
datfile.write("case 0x%08x: win_msg->m_cubParam = %s; win_msg->m_pubParam = HeapAlloc(GetProcessHeap(), 0, win_msg->m_cubParam); %s((void*)lin_msg.m_pubParam, (void*)win_msg->m_pubParam); break;\n" % (cb_id, windows_struct.get_size(), l2w_handler_name))
generated_cb_handlers.append(l2w_handler_name)
if not cb_num in cb_table.keys():
# latest SDK linux size, list of windows struct sizes and names
cb_table[cb_num] = (struct.type.get_size(), [])
if l2w_handler_name64:
cb_table64[cb_num] = (struct64.get_size(), [])
else:
cb_table64[cb_num] = (struct.type.get_size(), [])
cb_table[cb_num][1].append((windows_struct.get_size(), struct_name))
if l2w_handler_name64:
cb_table64[cb_num][1].append((windows_struct64.get_size(), struct_name64))
else:
cb_table64[cb_num][1].append((windows_struct.get_size(), struct_name))
hfile = open("cb_converters.h", "a")
hfile.write("struct %s;\n" % struct.displayname)
if l2w_handler_name64:
hfile.write("#ifdef __i386__\n")
hfile.write("struct win%s;\n" % struct_name)
hfile.write("extern void %s(const struct %s *l, struct win%s *w);\n" % (l2w_handler_name, struct.displayname, struct_name))
hfile.write("#endif\n")
hfile.write("#ifdef __x86_64__\n")
hfile.write("struct win%s;\n" % struct_name64)
hfile.write("extern void %s(const struct %s *l, struct win%s *w);\n" % (l2w_handler_name64, struct.displayname, struct_name64))
hfile.write("#endif\n\n")
else:
hfile.write("struct win%s;\n" % struct_name)
hfile.write("extern void %s(const struct %s *l, struct win%s *w);\n\n" % (l2w_handler_name, struct.displayname, struct_name))
cppname = "struct_converters_%s.cpp" % sdkver
file_exists = os.path.isfile(cppname)
cppfile = open(cppname, "a")
if not file_exists:
cppfile.write("#include \"steam_defs.h\"\n")
cppfile.write("#pragma push_macro(\"__cdecl\")\n")
cppfile.write("#undef __cdecl\n")
cppfile.write("#include \"steamworks_sdk_%s/steam_api.h\"\n" % sdkver)
cppfile.write("#include \"steamworks_sdk_%s/isteamgameserver.h\"\n" % (sdkver))
if os.path.isfile("steamworks_sdk_%s/isteamnetworkingsockets.h" % sdkver):
cppfile.write("#include \"steamworks_sdk_%s/isteamnetworkingsockets.h\"\n" % (sdkver))
if os.path.isfile("steamworks_sdk_%s/isteamgameserverstats.h" % sdkver):
cppfile.write("#include \"steamworks_sdk_%s/isteamgameserverstats.h\"\n" % (sdkver))
if os.path.isfile("steamworks_sdk_%s/isteamgamecoordinator.h" % sdkver):
cppfile.write("#include \"steamworks_sdk_%s/isteamgamecoordinator.h\"\n" % sdkver)
if os.path.isfile("steamworks_sdk_%s/steamnetworkingtypes.h" % sdkver):
cppfile.write("#include \"steamworks_sdk_%s/steamnetworkingtypes.h\"\n" % sdkver)
cppfile.write("#pragma pop_macro(\"__cdecl\")\n")
cppfile.write("#include \"steamclient_private.h\"\n")
cppfile.write("extern \"C\" {\n")
cppfile.write("#define SDKVER_%s\n" % sdkver)
cppfile.write("#include \"struct_converters.h\"\n")
cpp_files_need_close_brace.append(cppname)
path_conv = get_path_converter(struct.type)
def handle_field(m, src, dst):
if m.kind == clang.cindex.CursorKind.FIELD_DECL:
if m.type.kind == clang.cindex.TypeKind.CONSTANTARRAY:
assert(m.type.element_type.kind != clang.cindex.TypeKind.RECORD or \
not struct_needs_conversion(m.type.element_type))
cppfile.write(" memcpy(%s->%s, %s->%s, sizeof(%s->%s));\n" % (dst, m.displayname, src, m.displayname, dst, m.displayname))
elif m.type.kind == clang.cindex.TypeKind.RECORD and \
struct_needs_conversion(m.type):
cppfile.write(" %s_to_%s_struct_%s_%s(&%s->%s, &%s->%s);\n" % (src, dst, m.type.spelling, sdkver, src, m.displayname, dst, m.displayname))
elif path_conv and m.displayname in path_conv["l2w_names"]:
for i in range(len(path_conv["l2w_names"])):
if path_conv["l2w_names"][i] == m.displayname:
url = path_conv["l2w_urls"][i]
break
cppfile.write(" steamclient_unix_path_to_dos_path(1, %s->%s, g_tmppath, sizeof(g_tmppath), %s);\n" % (src, m.displayname, to_c_bool(url)))
cppfile.write(" %s->%s = g_tmppath;\n" % (dst, m.displayname))
else:
cppfile.write(" %s->%s = %s->%s;\n" % (dst, m.displayname, src, m.displayname))
if not cb_num is None:
if l2w_handler_name64:
cppfile.write("#ifdef __i386__\n")
dump_win_struct(cppfile, struct_name)
cppfile.write("#endif\n")
cppfile.write("#ifdef __x86_64__\n")
dump_win_struct(cppfile, struct_name64)
cppfile.write("#endif\n")
else:
dump_win_struct(cppfile, struct_name)
if w2l_handler_name:
cppfile.write("void %s(const struct win%s *win, struct %s *lin)\n{\n" % (w2l_handler_name, struct_name, struct.displayname))
for m in struct.get_children():
handle_field(m, "win", "lin")
cppfile.write("}\n\n")
if l2w_handler_name64:
cppfile.write("#ifdef __x86_64__\n")
cppfile.write("void %s(const struct %s *lin, struct win%s *win)\n{\n" % (l2w_handler_name64, struct.displayname, struct_name64))
for m in struct.get_children():
handle_field(m, "lin", "win")
cppfile.write("}\n")
cppfile.write("#endif\n\n")
if l2w_handler_name:
if l2w_handler_name64:
cppfile.write("#ifdef __i386__\n")
cppfile.write("void %s(const struct %s *lin, struct win%s *win)\n{\n" % (l2w_handler_name, struct.displayname, struct_name))
for m in struct.get_children():
handle_field(m, "lin", "win")
cppfile.write("}\n")
if l2w_handler_name64:
cppfile.write("#endif\n\n")
else:
cppfile.write("\n")
prog = re.compile("^#define\s*(\w*)\s*\"(.*)\"")
for sdkver in sdk_versions:
iface_versions = {}
for f in os.listdir("steamworks_sdk_%s" % sdkver):
x = open("steamworks_sdk_%s/%s" % (sdkver, f), "r")
for l in x:
if "define STEAM" in l and "_VERSION" in l:
result = prog.match(l)
if result:
iface, version = result.group(1, 2)
iface_versions[iface] = version
for fname, classes in files:
input_name = "steamworks_sdk_%s/%s" % (sdkver, fname)
sys.stdout.write("about to parse %s\n" % input_name)
if not os.path.isfile(input_name):
continue
index = clang.cindex.Index.create()
linux_build = index.parse(input_name, args=['-x', 'c++', '-m32', '-Isteamworks_sdk_%s/' % sdkver, '-I' + CLANG_PATH + '/include/'])
linux_build64 = index.parse(input_name, args=['-x', 'c++', '-Isteamworks_sdk_%s/' % sdkver, '-I' + CLANG_PATH + '/include/'])
diagnostics = list(linux_build.diagnostics)
if len(diagnostics) > 0:
print('There were parse errors')
pprint.pprint(diagnostics)
else:
windows_build = index.parse(input_name, args=['-x', 'c++', '-m32', '-Isteamworks_sdk_%s/' % sdkver, '-I' + CLANG_PATH + '/include/', '-mms-bitfields', '-U__linux__', '-Wno-incompatible-ms-struct'])
windows_build64 = index.parse(input_name, args=['-x', 'c++', '-Isteamworks_sdk_%s/' % sdkver, '-I' + CLANG_PATH + '/include/', '-mms-bitfields', '-U__linux__', '-Wno-incompatible-ms-struct'])
diagnostics = list(windows_build.diagnostics)
if len(diagnostics) > 0:
print('There were parse errors (windows build)')
pprint.pprint(diagnostics)
else:
children = list(linux_build.cursor.get_children())
for child in children:
if child.kind == clang.cindex.CursorKind.CLASS_DECL and child.displayname in classes:
handle_class(sdkver, child)
if child.kind == clang.cindex.CursorKind.STRUCT_DECL or \
child.kind == clang.cindex.CursorKind.CLASS_DECL:
handle_struct(sdkver, child)
if child.displayname in print_sizes:
sys.stdout.write("size of %s is %u\n" % (child.displayname, child.type.get_size()))
for f in cpp_files_need_close_brace:
m = open(f, "a")
m.write("\n}\n")
getapifile = open("cb_getapi_table.dat", "w")
cbsizefile = open("cb_getapi_sizes.dat", "w")
cbsizefile.write("#ifdef __i386__\n")
getapifile.write("#ifdef __i386__\n")
for cb in cb_table.keys():
cbsizefile.write("case %u: /* %s */\n" % (cb, cb_table[cb][1][0][1]))
cbsizefile.write(" return %u;\n" % cb_table[cb][0])
getapifile.write("case %u:\n" % cb)
getapifile.write(" switch(callback_len){\n")
getapifile.write(" default:\n") # the first one should be the latest, should best support future SDK versions
for (size, name) in cb_table[cb][1]:
getapifile.write(" case %s: cb_%s(lin_callback, callback); break;\n" % (size, name))
getapifile.write(" }\n break;\n")
cbsizefile.write("#endif\n")
getapifile.write("#endif\n")
cbsizefile.write("#ifdef __x86_64__\n")
getapifile.write("#ifdef __x86_64__\n")
for cb in cb_table64.keys():
cbsizefile.write("case %u: /* %s */\n" % (cb, cb_table64[cb][1][0][1]))
cbsizefile.write(" return %u;\n" % cb_table64[cb][0])
getapifile.write("case %u:\n" % cb)
getapifile.write(" switch(callback_len){\n")
getapifile.write(" default:\n") # the first one should be the latest, should best support future SDK versions
for (size, name) in cb_table64[cb][1]:
getapifile.write(" case %s: cb_%s(lin_callback, callback); break;\n" % (size, name))
getapifile.write(" }\n break;\n")
cbsizefile.write("#endif\n")
getapifile.write("#endif\n")
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