source: vbox/trunk/src/VBox/Additions/common/crOpenGL/windows_exports.py@ 69310

# Copyright (c) 2001, Stanford University
# All rights reserved.
#
# See the file LICENSE.txt for information on redistributing this software.


from __future__ import print_function
import sys

import apiutil


def GenerateEntrypoints():

        apiutil.CopyrightC()

        print('#include "chromium.h"')
        print('#include "stub.h"')
        print('')
        print('#define NAKED __declspec(naked)')
        print('#define UNUSED(x) ((void)(x))')
        print('')


        # Get sorted list of dispatched functions.
        # The order is very important - it must match cr_opcodes.h
        # and spu_dispatch_table.h
        keys = apiutil.GetDispatchedFunctions(sys.argv[1]+"/APIspec.txt")

        for index in range(len(keys)):
                func_name = keys[index]
                if apiutil.Category(func_name) == "Chromium":
                        continue
                if apiutil.Category(func_name) == "VBox":
                        continue

                return_type = apiutil.ReturnType(func_name)
                params = apiutil.Parameters(func_name)

                print("NAKED %s cr_gl%s(%s)" % (return_type, func_name,
                                                                          apiutil.MakeDeclarationString( params )))
                print("{")
                print("\t__asm jmp [glim.%s]" % func_name)
                for (name, type, vecSize) in params:
                        print("\tUNUSED(%s);" % name)
                print("}")
                print("")

        print('/*')
        print('* Aliases')
        print('*/')

        # Now loop over all the functions and take care of any aliases
        allkeys = apiutil.GetAllFunctions(sys.argv[1]+"/APIspec.txt")
        for func_name in allkeys:
                if "omit" in apiutil.ChromiumProps(func_name):
                        continue

                if func_name in keys:
                        # we already processed this function earlier
                        continue

                # alias is the function we're aliasing
                alias = apiutil.Alias(func_name)
                if alias:
                        return_type = apiutil.ReturnType(func_name)
                        params = apiutil.Parameters(func_name)
                        print("NAKED %s cr_gl%s(%s)" % (return_type, func_name,
                                                                apiutil.MakeDeclarationString( params )))
                        print("{")
                        print("\t__asm jmp [glim.%s]" % alias)
                        for (name, type, vecSize) in params:
                                print("\tUNUSED(%s);" % name)
                        print("}")
                        print("")


        print('/*')
        print('* No-op stubs')
        print('*/')

        # Now generate no-op stub functions
        for func_name in allkeys:
                if "stub" in apiutil.ChromiumProps(func_name):
                        return_type = apiutil.ReturnType(func_name)
                        params = apiutil.Parameters(func_name)
                        print("NAKED %s cr_gl%s(%s)" % (return_type, func_name, apiutil.MakeDeclarationString(params)))
                        print("{")
                        if return_type != "void":
                                print("return (%s) 0" % return_type)
                        print("}")
                        print("")




GenerateEntrypoints()