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--!A cross-platform build utility based on Lua
--
-- Licensed under the Apache License, Version 2.0 (the "License");
-- you may not use this file except in compliance with the License.
-- You may obtain a copy of the License at
--
-- http://www.apache.org/licenses/LICENSE-2.0
--
-- Unless required by applicable law or agreed to in writing, software
-- distributed under the License is distributed on an "AS IS" BASIS,
-- WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
-- See the License for the specific language governing permissions and
-- limitations under the License.
--
-- Copyright (C) 2015-present, Xmake Open Source Community.
--
-- @author ruki
-- @file load.lua
--
-- imports
import("core.project.config")
import("core.base.semver")
import("os.winver", {alias = "os_winver"})
function _add_linkflags(target, t, ...)
local args = table.pack(...)
if target:has_tool("ld", "clang", "clangxx") then
for i, flag in ipairs(args) do
if type(flag) == "string" then
args[i] = "-Wl," .. flag
end
end
end
target:add(t, table.unpack(args))
end
function _add_ldflags(target, ...)
_add_linkflags(target, "ldflags", ...)
end
function _add_shflags(target, ...)
_add_linkflags(target, "shflags", ...)
end
-- load for umdf driver
function driver_umdf(target)
-- set kind
target:set("kind", "shared")
-- add links
target:add("links", "ntdll", "OneCoreUAP", "mincore", "ucrt")
_add_shflags(target, "-NODEFAULTLIB:kernel32.lib", "-NODEFAULTLIB:user32.lib", "-NODEFAULTLIB:libucrt.lib", {force = true})
-- add subsystem
if not target:values("windows.subsystem") then
target:values_set("windows.subsystem", "windows," .. os_winver.subsystem(winver))
end
-- set default driver entry if does not exist
local entry = false
for _, ldflag in ipairs(target:get("shflags")) do
ldflag = ldflag:lower()
if ldflag:find("[/%-]entry:") then
entry = true
break
end
end
-- get wdk
local wdk = target:data("wdk")
if not entry and semver.compare(wdk.umdfver, "2.0") >= 0 then
target:add("links", "WdfDriverStubUm")
end
end
function _kernel_driver_base(target, default_entrypoint)
-- set kind
target:set("kind", "binary")
-- set filename: xxx.sys
target:set("filename", target:basename() .. ".sys")
-- add links
local winver = target:values("wdk.env.winver") or config.get("wdk_winver")
if winver and os_winver.version(winver) >= os_winver.version("win8") then
target:add("links", "BufferOverflowFastFailK")
else
target:add("links", "BufferOverflowK")
end
-- compile as kernel driver
if not target:has_tool("cc", "clang", "clangxx") then
target:add("cxflags", "-kernel", {force = true})
else
-- emulate kernel mode https://learn.microsoft.com/en-us/cpp/build/reference/kernel-create-kernel-mode-binary?view=msvc-170
target:add("cxxflags", "-fno-exceptions", "-fno-rtti")
target:add("defines", "_KERNEL_MODE=1")
end
_add_ldflags(target, "-kernel", "-driver", "-nodefaultlib", {force = true})
-- add subsystem
if not target:values("windows.subsystem") then
target:values_set("windows.subsystem", "native," .. os_winver.subsystem(winver))
end
-- set default driver entry if does not exist
local has_entry = false
for _, ldflag in ipairs(target:get("ldflags")) do
if type(ldflag) == "string" then
ldflag = ldflag:lower()
if ldflag:find("[/%-]entry:") then
has_entry = true
break
end
end
end
if not has_entry then
local arch = (target:is_arch("x86") and "@8" or "") target:add("links", "WdfDriverEntry")
_add_ldflags(target, "-entry:" .. default_entrypoint .. arch, {force = true})
end
end
-- load for kmdf driver
function driver_kmdf(target)
target:add("links", "ntoskrnl", "hal", "wmilib", "WdfLdr", "ntstrsafe", "wdmsec")
_kernel_driver_base(target, "FxDriverEntry")
end
-- load for wdm driver
function driver_wdm(target)
target:add("links", "ntoskrnl", "hal", "wmilib", "ntstrsafe")
_kernel_driver_base(target, "GsDriverEntry")
end
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