https://git.reactos.org/?p=reactos.git;a=commitdiff;h=40c42305c31dd4e1f39c6f6432ecd4cf422094e8
commit 40c42305c31dd4e1f39c6f6432ecd4cf422094e8 Author: James Tabor <[email protected]> AuthorDate: Fri Jun 21 13:10:03 2019 -0500 Commit: James Tabor <[email protected]> CommitDate: Fri Jun 21 13:10:03 2019 -0500 [Win32SS] Add Driver Callback Add user driver callback to be used later on. --- win32ss/include/callback.h | 5 ++++- win32ss/user/ntuser/callback.c | 25 +++++++++++++++++++++++++ win32ss/user/user32/misc/dllmain.c | 7 +++++++ 3 files changed, 36 insertions(+), 1 deletion(-) diff --git a/win32ss/include/callback.h b/win32ss/include/callback.h index 75eda686a2d..5b6f49ce3a2 100644 --- a/win32ss/include/callback.h +++ b/win32ss/include/callback.h @@ -18,7 +18,8 @@ #define USER32_CALLBACK_DDEGET (14) #define USER32_CALLBACK_SETOBM (15) #define USER32_CALLBACK_LPK (16) -#define USER32_CALLBACK_MAXIMUM (16) +#define USER32_CALLBACK_UMPD (17) +#define USER32_CALLBACK_MAXIMUM (17) typedef struct _WINDOWPROC_CALLBACK_ARGUMENTS { @@ -186,4 +187,6 @@ NTSTATUS WINAPI User32CallOBMFromKernel(PVOID Arguments, ULONG ArgumentLength); NTSTATUS WINAPI User32CallLPKFromKernel(PVOID Arguments, ULONG ArgumentLength); +NTSTATUS WINAPI +User32CallUMPDFromKernel(PVOID Arguments, ULONG ArgumentLength); #endif /* __INCLUDE_USER32_CALLBACK_H */ diff --git a/win32ss/user/ntuser/callback.c b/win32ss/user/ntuser/callback.c index fb9fc9692d5..151a2f12af9 100644 --- a/win32ss/user/ntuser/callback.c +++ b/win32ss/user/ntuser/callback.c @@ -1208,5 +1208,30 @@ co_IntSetupOBM(VOID) IntCbFreeMemory(Argument); } +LRESULT +APIENTRY +co_UserCBClientPrinterThunk( PVOID pkt, INT InSize, PVOID pvOutData, INT OutSize ) +{ + ULONG ResultLength; + PVOID ResultPointer; + NTSTATUS Status; + UserLeaveCo(); + + Status = KeUserModeCallback(USER32_CALLBACK_UMPD, + 0, + 0, + &ResultPointer, + &ResultLength); + + + UserEnterCo(); + + if (!NT_SUCCESS(Status)) + { + ERR("User UMPD callback failed!\n"); + } + + return 0; +} /* EOF */ diff --git a/win32ss/user/user32/misc/dllmain.c b/win32ss/user/user32/misc/dllmain.c index e329b85229b..a7d0f098b49 100644 --- a/win32ss/user/user32/misc/dllmain.c +++ b/win32ss/user/user32/misc/dllmain.c @@ -206,6 +206,7 @@ PVOID apfnDispatch[USER32_CALLBACK_MAXIMUM + 1] = User32CallDDEGetFromKernel, User32CallOBMFromKernel, User32CallLPKFromKernel, + User32CallUMPDFromKernel, }; @@ -663,3 +664,9 @@ NTSTATUS WINAPI User32CallLPKFromKernel(PVOID Arguments, ULONG ArgumentLength) return ZwCallbackReturn(&bResult, sizeof(BOOL), STATUS_SUCCESS); } + +NTSTATUS WINAPI User32CallUMPDFromKernel(PVOID Arguments, ULONG ArgumentLength) +{ + // = GdiPrinterThunk( , , ); + return ZwCallbackReturn(Arguments, ArgumentLength, STATUS_SUCCESS); +}
