Alexandre Julliard : ntdll: Set the I/O status block through the 32-bit pointer for Wow64 processes.
Module: wine Branch: master Commit: 61b123fae960766df8f51cff8be195e6755429c3 URL: https://source.winehq.org/git/wine.git/?a=commit;h=61b123fae960766df8f51cff8... Author: Alexandre Julliard <julliard(a)winehq.org> Date: Thu Aug 5 19:36:28 2021 +0200 ntdll: Set the I/O status block through the 32-bit pointer for Wow64 processes. Signed-off-by: Alexandre Julliard <julliard(a)winehq.org> --- dlls/ntdll/unix/file.c | 6 +++--- dlls/ntdll/unix/process.c | 2 +- dlls/ntdll/unix/serial.c | 20 ++++++-------------- dlls/ntdll/unix/server.c | 4 +--- dlls/ntdll/unix/unix_private.h | 34 ++++++++++++++++++++++++++++++++++ 5 files changed, 45 insertions(+), 21 deletions(-) diff --git a/dlls/ntdll/unix/file.c b/dlls/ntdll/unix/file.c index 1d720c863f4..712f94ec43f 100644 --- a/dlls/ntdll/unix/file.c +++ b/dlls/ntdll/unix/file.c @@ -1966,7 +1966,7 @@ static NTSTATUS get_mountmgr_fs_info( HANDLE handle, int fd, struct mountmgr_uni OBJECT_ATTRIBUTES attr; UNICODE_STRING string; char *unix_name; - IO_STATUS_BLOCK io; + IO_STATUS_BLOCK io = {0}; HANDLE mountmgr; NTSTATUS status; int letter; @@ -4937,7 +4937,7 @@ static NTSTATUS get_io_timeouts( HANDLE handle, enum server_fd_type type, ULONG { /* GetCommTimeouts */ SERIAL_TIMEOUTS st; - IO_STATUS_BLOCK io; + IO_STATUS_BLOCK io = {0}; status = NtDeviceIoControlFile( handle, NULL, NULL, NULL, &io, IOCTL_SERIAL_GET_TIMEOUTS, NULL, 0, &st, sizeof(st) ); @@ -5024,7 +5024,7 @@ static NTSTATUS get_io_avail_mode( HANDLE handle, enum server_fd_type type, BOOL { /* GetCommTimeouts */ SERIAL_TIMEOUTS st; - IO_STATUS_BLOCK io; + IO_STATUS_BLOCK io = {0}; status = NtDeviceIoControlFile( handle, NULL, NULL, NULL, &io, IOCTL_SERIAL_GET_TIMEOUTS, NULL, 0, &st, sizeof(st) ); diff --git a/dlls/ntdll/unix/process.c b/dlls/ntdll/unix/process.c index e76e49ca69d..d7f3edf4330 100644 --- a/dlls/ntdll/unix/process.c +++ b/dlls/ntdll/unix/process.c @@ -407,7 +407,7 @@ static void set_stdio_fd( int stdin_fd, int stdout_fd ) */ static BOOL is_unix_console_handle( HANDLE handle ) { - IO_STATUS_BLOCK io; + IO_STATUS_BLOCK io = {0}; return !NtDeviceIoControlFile( handle, NULL, NULL, NULL, &io, IOCTL_CONDRV_IS_UNIX, NULL, 0, NULL, 0 ); } diff --git a/dlls/ntdll/unix/serial.c b/dlls/ntdll/unix/serial.c index 9454185e172..ab2ef9330a5 100644 --- a/dlls/ntdll/unix/serial.c +++ b/dlls/ntdll/unix/serial.c @@ -841,7 +841,7 @@ typedef struct async_commio { HANDLE hDevice; DWORD* events; - IO_STATUS_BLOCK* iosb; + client_ptr_t iosb; HANDLE hEvent; DWORD evtmask; DWORD cookie; @@ -995,23 +995,15 @@ static void CALLBACK wait_for_event(LPVOID arg) } if (needs_close) close( fd ); } - if (commio->iosb) - { - if (*commio->events) - { - commio->iosb->u.Status = STATUS_SUCCESS; - commio->iosb->Information = sizeof(DWORD); - } - else - commio->iosb->u.Status = STATUS_CANCELLED; - } + if (*commio->events) set_async_iosb( commio->iosb, STATUS_SUCCESS, sizeof(DWORD) ); + else set_async_iosb( commio->iosb, STATUS_CANCELLED, 0 ); stop_waiting(commio->hDevice); if (commio->hEvent) NtSetEvent(commio->hEvent, NULL); free( commio ); NtTerminateThread( GetCurrentThread(), 0 ); } -static NTSTATUS wait_on(HANDLE hDevice, int fd, HANDLE hEvent, PIO_STATUS_BLOCK piosb, DWORD* events) +static NTSTATUS wait_on(HANDLE hDevice, int fd, HANDLE hEvent, client_ptr_t iosb_ptr, DWORD* events) { async_commio* commio; NTSTATUS status; @@ -1025,7 +1017,7 @@ static NTSTATUS wait_on(HANDLE hDevice, int fd, HANDLE hEvent, PIO_STATUS_BLOCK commio->hDevice = hDevice; commio->events = events; - commio->iosb = piosb; + commio->iosb = iosb_ptr; commio->hEvent = hEvent; commio->pending_write = 0; status = get_wait_mask(commio->hDevice, &commio->evtmask, &commio->cookie, (commio->evtmask & EV_TXEMPTY) ? &commio->pending_write : NULL, TRUE); @@ -1315,7 +1307,7 @@ static NTSTATUS io_control( HANDLE device, HANDLE event, PIO_APC_ROUTINE apc, vo case IOCTL_SERIAL_WAIT_ON_MASK: if (out_buffer && out_size == sizeof(DWORD)) { - if (!(status = wait_on(device, fd, event, io, out_buffer))) + if (!(status = wait_on(device, fd, event, iosb_client_ptr(io), out_buffer))) sz = sizeof(DWORD); } else diff --git a/dlls/ntdll/unix/server.c b/dlls/ntdll/unix/server.c index 2ec70db9390..986eb6c3250 100644 --- a/dlls/ntdll/unix/server.c +++ b/dlls/ntdll/unix/server.c @@ -377,7 +377,6 @@ static void invoke_system_apc( const apc_call_t *call, apc_result_t *result, BOO break; case APC_ASYNC_IO: { - IO_STATUS_BLOCK *iosb = wine_server_get_ptr( call->async_io.sb ); struct async_fileio *user = wine_server_get_ptr( call->async_io.user ); ULONG_PTR info = 0; @@ -386,8 +385,7 @@ static void invoke_system_apc( const apc_call_t *call, apc_result_t *result, BOO if (result->async_io.status != STATUS_PENDING) { result->async_io.total = info; - iosb->Status = result->async_io.status; - iosb->Information = info; + set_async_iosb( call->async_io.sb, result->async_io.status, info ); } break; } diff --git a/dlls/ntdll/unix/unix_private.h b/dlls/ntdll/unix/unix_private.h index c4af5831cdb..61c290c156d 100644 --- a/dlls/ntdll/unix/unix_private.h +++ b/dlls/ntdll/unix/unix_private.h @@ -354,8 +354,42 @@ static inline NTSTATUS wait_async( HANDLE handle, BOOL alertable ) return NtWaitForSingleObject( handle, alertable, NULL ); } +static inline void set_async_iosb( client_ptr_t iosb, NTSTATUS status, ULONG_PTR info ) +{ + if (!iosb) return; +#ifdef _WIN64 + if (NtCurrentTeb()->WowTebOffset) + { + struct iosb32 + { + NTSTATUS Status; + ULONG Information; + } *io = wine_server_get_ptr( iosb ); + io->Status = status; + io->Information = info; + } + else +#endif + { + IO_STATUS_BLOCK *io = wine_server_get_ptr( iosb ); +#ifdef NONAMELESSUNION + io->u.Status = status; +#else + io->Status = status; +#endif + io->Information = info; + } +} + static inline client_ptr_t iosb_client_ptr( IO_STATUS_BLOCK *io ) { +#ifdef _WIN64 +#ifdef NONAMELESSUNION + if (io && NtCurrentTeb()->WowTebOffset) return wine_server_client_ptr( io->u.Pointer ); +#else + if (io && NtCurrentTeb()->WowTebOffset) return wine_server_client_ptr( io->Pointer ); +#endif +#endif return wine_server_client_ptr( io ); }
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Alexandre Julliard