feat(wdk rules) support clang and llvm for wdk rules

tests/projects/windows/driver/kmdf/ioctl/exe/testapp.c

@@ -213,7 +213,7 @@ GetCoinstallerVersion(
 
 VOID __cdecl
 main(
-    _In_ ULONG argc,
+    _In_ INT argc,
     _In_reads_(argc) PCHAR argv[]
     )
 {

tests/projects/windows/driver/umdf/skeleton/xmake.lua

@@ -8,6 +8,12 @@ target("UMDFSkeleton")
     add_files("*.cpp", {rules = "wdk.tracewpp"})
     add_files("*.rc", "*.inx")
     set_values("wdk.umdf.sdkver", "1.9")
-    add_shflags("/DEF:exports.def", {force = true})
-    add_shflags("/ENTRY:_DllMainCRTStartup" .. (is_arch("x86") and "@12" or ""), {force = true})
+    add_files("exports.def")
+    on_config(function(target)
+        if target:has_tool("sh", "clang", "clangxx") then
+            target:add("shflags", "-Wl,/ENTRY:_DllMainCRTStartup" .. (is_arch("x86") and "@12" or ""), {force = true})
+        else
+            target:add("shflags", "/ENTRY:_DllMainCRTStartup" .. (is_arch("x86") and "@12" or ""), {force = true})
+        end
+    end)
 

tests/projects/windows/driver/wdm/msdsm/intrface.c

@@ -32,6 +32,7 @@ Module Name:
 
 #pragma warning (disable:4305)
 
+DSM_INIT_DATA gDsmInitData;
 
 //
 // Flag to indicate whether to NT_ASSERT or ignore a particular condition.
@@ -3430,7 +3431,7 @@ Return Value:
 
 NTSTATUS
 DsmRemovePath(
-    _In_ IN PDSM_CONTEXT DsmContext,
+    _In_ IN PVOID _DsmContext,
     _In_ IN PVOID PathId
     )
 /*++
@@ -3456,6 +3457,8 @@ Return Value:
     PDSM_FAILOVER_GROUP failGroup;
     KIRQL irql;
 
+    PDSM_CONTEXT DsmContext = (PDSM_CONTEXT)_DsmContext;
+
     TracePrint((TRACE_LEVEL_VERBOSE,
                 TRACE_FLAG_PNP,
                 "DsmRemovePath (PathId %p): Entering function.\n",

tests/projects/windows/driver/wdm/msdsm/msdsm.h

@@ -115,7 +115,7 @@ Module Name:
 //
 // Initialization data structure that needs to be filled in for MPIO
 //
-DSM_INIT_DATA gDsmInitData;
+extern DSM_INIT_DATA gDsmInitData;
 
 //
 // Macro used to round of a number to the nearest 8 byte aligned one.

tests/projects/windows/driver/wdm/msdsm/prototypes.h

@@ -206,7 +206,7 @@ DsmRemoveDevice(
 
 NTSTATUS
 DsmRemovePath(
-    _In_ IN PDSM_CONTEXT DsmContext,
+    _In_ IN PVOID DsmContext,
     _In_ IN PVOID PathId
     );
 

tests/projects/windows/driver/wdm/perfcounters/kcs.c

@@ -27,6 +27,9 @@ Module Name:
 #include "kcs.h"
 #include "kcsCounters.h"
 
+#include <stdlib.h>
+#include <math.h>
+
 #pragma code_seg("PAGE")
 
 DRIVER_INITIALIZE DriverEntry;

xmake/rules/platform/windows/subsystem/xmake.lua

@@ -39,7 +39,7 @@ rule("platform.windows.subsystem")
             assert(valid, "Invalid subsystem " .. subsystem)
 
             if target:has_tool("ld", "clang", "clangxx", "clang_cl") then
-                target:add("ldflags", "-Wl,-subsystem:" .. subsystem, { force = true })
+                target:add("ldflags", "-Xlinker", "-subsystem:" .. subsystem, { force = true })
             elseif target:has_tool("ld", "link", "lld-link") then
                 target:add("ldflags", "/SUBSYSTEM:" .. subsystem:upper(), { force = true })
             elseif target:has_tool("ld", "gcc", "gxx") then

xmake/rules/wdk/env/load.lua

@@ -38,8 +38,7 @@ function _winver_libdir(winver)
     return vervals[winver]
 end
 
--- load for umdf environment
-function umdf(target)
+function _base(target, mode)
 
     -- get wdk
     local wdk = target:data("wdk")
@@ -48,7 +47,8 @@ function umdf(target)
     local arch = config.arch()
 
     -- add definitions
-    local umdfver = wdk.umdfver:split('%.')
+    local ver = mode == "um" and wdk.umdfver or wdk.kmdfver
+    local ver_split = ver:split('%.')
     if arch == "x64" then
         target:add("defines", "_WIN64", "_AMD64_", "AMD64")
     else
@@ -57,16 +57,27 @@ function umdf(target)
         target:add("defines", "STD_CALL")
         target:add("cxflags", "-Gz", {force = true})
     end
-    target:add("defines", "UMDF_VERSION_MAJOR=" .. umdfver[1], "UMDF_VERSION_MINOR=" .. umdfver[2], "UMDF_USING_NTSTATUS")
+
+    local prefix = mode == "um" and "UM" or "KM"
+    target:add("defines", prefix .. "DF_VERSION_MAJOR=" .. ver_split[1], prefix .. "DF_VERSION_MINOR=" .. ver_split[2], prefix .. "DF_USING_NTSTATUS")
     target:add("defines", "WIN32_LEAN_AND_MEAN=1", "WINNT=1", "_WINDLL")
 
     -- add include directories
-    target:add("includedirs", path.join(wdk.includedir, wdk.sdkver, "um"))
-    target:add("includedirs", path.join(wdk.includedir, "wdf", "umdf", wdk.umdfver))
+    target:add("sysincludedirs", path.join(wdk.includedir, wdk.sdkver, mode))
+    target:add("sysincludedirs", path.join(wdk.includedir, "wdf", mode .. "df", ver))
 
     -- add link directories
-    target:add("linkdirs", path.join(wdk.libdir, wdk.sdkver, "um", arch))
-    target:add("linkdirs", path.join(wdk.libdir, "wdf", "umdf", arch, wdk.umdfver))
+    target:add("linkdirs", path.join(wdk.libdir, wdk.sdkver, mode, arch))
+    local p = path.join(wdk.libdir, "wdf", mode .. "df", arch, ver)
+    if os.isdir(p) then
+        target:add("linkdirs", p)
+    end
+end
+
+-- load for umdf environment
+function umdf(target)
+
+    _base(target, "um")
 end
 
 -- load for kmdf environment
@@ -80,69 +91,23 @@ function kmdf(target)
 
     -- add definitions
     local winver  = target:values("wdk.env.winver") or config.get("wdk_winver")
-    local kmdfver = wdk.kmdfver:split('%.')
-    if arch == "x64" then
-        target:add("defines", "_WIN64", "_AMD64_", "AMD64")
-    else
-        target:add("defines", "_X86_=1", "i386=1")
-        target:add("defines", "DEPRECATE_DDK_FUNCTIONS=1", "MSC_NOOPT", "_ATL_NO_WIN_SUPPORT")
-        target:add("defines", "STD_CALL")
-        target:add("cxflags", "-Gz", {force = true})
-    end
-    target:add("defines", "KMDF_VERSION_MAJOR=" .. kmdfver[1], "KMDF_VERSION_MINOR=" .. kmdfver[2], "KMDF_USING_NTSTATUS")
-    target:add("defines", "WIN32_LEAN_AND_MEAN=1", "WINNT=1", "_WINDLL")
+
+    _base(target, "km")
 
     -- add include directories
-    target:add("includedirs", path.join(wdk.includedir, wdk.sdkver, "km"))
     if target:rule("wdk.driver") then
-        target:add("includedirs", path.join(wdk.includedir, wdk.sdkver, "km", "crt"))
+        target:add("sysincludedirs", path.join(wdk.includedir, wdk.sdkver, "km", "crt"))
     end
-    target:add("includedirs", path.join(wdk.includedir, "wdf", "kmdf", wdk.kmdfver))
 
     -- add link directories
     local libdirver = _winver_libdir(winver)
     if libdirver then
         target:add("linkdirs", path.join(wdk.libdir, libdirver, "km", arch))
     end
-    target:add("linkdirs", path.join(wdk.libdir, wdk.sdkver, "km", arch))
-    target:add("linkdirs", path.join(wdk.libdir, "wdf", "kmdf", arch, wdk.kmdfver))
 end
 
 -- load for wdm environment
 function wdm(target)
 
-    -- get wdk
-    local wdk = target:data("wdk")
-
-    -- get arch
-    local arch = config.arch()
-
-    -- add definitions
-    local winver  = target:values("wdk.env.winver") or config.get("wdk_winver")
-    local kmdfver = wdk.kmdfver:split('%.')
-    if arch == "x64" then
-        target:add("defines", "_WIN64", "_AMD64_", "AMD64")
-    else
-        target:add("defines", "_X86_=1", "i386=1")
-        target:add("defines", "DEPRECATE_DDK_FUNCTIONS=1", "MSC_NOOPT", "_ATL_NO_WIN_SUPPORT")
-        target:add("defines", "STD_CALL")
-        target:add("cxflags", "-Gz", {force = true})
-    end
-    target:add("defines", "KMDF_VERSION_MAJOR=" .. kmdfver[1], "KMDF_VERSION_MINOR=" .. kmdfver[2], "KMDF_USING_NTSTATUS")
-    target:add("defines", "WIN32_LEAN_AND_MEAN=1", "WINNT=1", "_WINDLL")
-
-    -- add include directories
-    target:add("includedirs", path.join(wdk.includedir, wdk.sdkver, "km"))
-    if target:rule("wdk.driver") then
-        target:add("includedirs", path.join(wdk.includedir, wdk.sdkver, "km", "crt"))
-    end
-    target:add("includedirs", path.join(wdk.includedir, "wdf", "kmdf", wdk.kmdfver))
-
-    -- add link directories
-    local libdirver = _winver_libdir(winver)
-    if libdirver then
-        target:add("linkdirs", path.join(wdk.libdir, libdirver, "km", arch))
-    end
-    target:add("linkdirs", path.join(wdk.libdir, wdk.sdkver, "km", arch))
-    target:add("linkdirs", path.join(wdk.libdir, "wdf", "kmdf", arch, wdk.kmdfver))
+    kmdf(target)
 end

xmake/rules/wdk/load.lua

@@ -20,8 +20,29 @@
 
 -- 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)
 
@@ -30,10 +51,10 @@ function driver_umdf(target)
 
     -- add links
     target:add("links", "ntdll", "OneCoreUAP", "mincore", "ucrt")
-    target:add("shflags", "-NODEFAULTLIB:kernel32.lib", "-NODEFAULTLIB:user32.lib", "-NODEFAULTLIB:libucrt.lib", {force = true})
+
+    _add_shflags(target, "-NODEFAULTLIB:kernel32.lib", "-NODEFAULTLIB:user32.lib", "-NODEFAULTLIB:libucrt.lib", {force = true})
 
     -- add subsystem
-    local winver = target:values("wdk.env.winver") or config.get("wdk_winver")
     if not target:values("windows.subsystem") then
         target:values_set("windows.subsystem", "windows," .. os_winver.subsystem(winver))
     end
@@ -47,13 +68,15 @@ function driver_umdf(target)
             break
         end
     end
-    if not entry then
+
+    -- 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
 
--- load for kmdf driver
-function driver_kmdf(target)
+function _kernel_driver_base(target, default_entrypoint)
 
     -- set kind
     target:set("kind", "binary")
@@ -68,76 +91,52 @@ function driver_kmdf(target)
     else
         target:add("links", "BufferOverflowK")
     end
-    target:add("links", "ntoskrnl", "hal", "wmilib", "WdfLdr", "ntstrsafe", "wdmsec")
 
     -- compile as kernel driver
-    target:add("cxflags", "-kernel", {force = true})
-    target:add("ldflags", "-kernel", "-driver", {force = true})
-    target:add("ldflags", "-nodefaultlib", {force = true})
+    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 entry = false
+    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
-                entry = true
+                has_entry = true
                 break
             end
         end
     end
-    if not entry then
-        target:add("links", "WdfDriverEntry")
-        target:add("ldflags", "-entry:FxDriverEntry" .. (is_arch("x86") and "@8" or ""), {force = true})
+    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 wdm driver
-function driver_wdm(target)
+-- load for kmdf driver
+function driver_kmdf(target)
 
-    -- set kind
-    target:set("kind", "binary")
+    target:add("links", "ntoskrnl", "hal", "wmilib", "WdfLdr", "ntstrsafe", "wdmsec")
 
-    -- set filename: xxx.sys
-    target:set("filename", target:basename() .. ".sys")
+    _kernel_driver_base(target, "FxDriverEntry")
+end
 
-    -- 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
+-- load for wdm driver
+function driver_wdm(target)
     target:add("links", "ntoskrnl", "hal", "wmilib", "ntstrsafe")
 
-    -- compile as kernel driver
-    target:add("cxflags", "-kernel", {force = true})
-    target:add("ldflags", "-kernel", "-driver", {force = true})
-    target:add("ldflags", "-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 entry = false
-    for _, ldflag in ipairs(target:get("ldflags")) do
-        if type(ldflag) == "string" then
-            ldflag = ldflag:lower()
-            if ldflag:find("[/%-]entry:") then
-                entry = true
-                break
-            end
-        end
-    end
-    if not entry then
-        target:add("ldflags", "-entry:GsDriverEntry" .. (is_arch("x86") and "@8" or ""), {force = true})
-    end
+    _kernel_driver_base(target, "GsDriverEntry")
 end
 

xmake/rules/wdk/man/xmake.lua

@@ -124,6 +124,13 @@ rule("wdk.man")
         end
         os.vrunv(ctrpp, args)
 
+        if target:has_tool("cxx", "clang", "clangxx") then
+            if resourcefile and os.isfile(resourcefile) then
+                local content = io.readfile(resourcefile)
+                io.writefile(resourcefile, content, {encoding = "utf8"})
+            end
+        end
+
         -- update files and values to the dependent file
         dependinfo.files  = {sourcefile}
         dependinfo.values = args

xmake/rules/wdk/xmake.lua

@@ -24,8 +24,8 @@ rule("wdk.driver")
     -- add rules
     add_deps("wdk.inf", "wdk.man", "wdk.mc", "wdk.mof", "wdk.tracewpp", "wdk.sign", "wdk.package.cab")
 
-    -- after load
-    after_load(function (target)
+    -- on config
+    on_config(function (target)
 
         -- load environment
         if target:rule("wdk.env.umdf") then