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kernel32: Use NtDeviceIoControlFile directly for IOCTL_CONDRV_READ_CONSOLE and IOCTL_CONDRV_WRITE_CONSOLE. 

Avoids messing last error for non-conhost consoles.

Signed-off-by: Jacek Caban <jacek@codeweavers.com>
Signed-off-by: Alexandre Julliard <julliard@winehq.org>
This commit is contained in:
Jacek Caban 2020-09-15 17:07:38 +02:00 committed by Alexandre Julliard
parent af0ae9df1e
commit 2fd27f0a04
1 changed files with 7 additions and 5 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

12
dlls/kernel32/console.c
View File

@ -526,6 +526,7 @@ BOOL WINAPI ReadConsoleA( HANDLE handle, LPVOID buffer, DWORD length, DWORD *ret
BOOL WINAPI ReadConsoleW(HANDLE hConsoleInput, LPVOID lpBuffer,
DWORD nNumberOfCharsToRead, LPDWORD lpNumberOfCharsRead, LPVOID lpReserved)
{
IO_STATUS_BLOCK io;
DWORD charsread;
LPWSTR xbuf = lpBuffer;
DWORD mode;
@ -541,10 +542,10 @@ BOOL WINAPI ReadConsoleW(HANDLE hConsoleInput, LPVOID lpBuffer,
return FALSE;
}
if (DeviceIoControl(hConsoleInput, IOCTL_CONDRV_READ_CONSOLE, NULL, 0, lpBuffer,
nNumberOfCharsToRead * sizeof(WCHAR), lpNumberOfCharsRead, NULL))
if (!NtDeviceIoControlFile(hConsoleInput, NULL, NULL, NULL, &io, IOCTL_CONDRV_READ_CONSOLE, NULL, 0, lpBuffer,
nNumberOfCharsToRead * sizeof(WCHAR)))
{
*lpNumberOfCharsRead /= sizeof(WCHAR);
if (lpNumberOfCharsRead) *lpNumberOfCharsRead = io.Information / sizeof(WCHAR);
return TRUE;
}
@ -794,6 +795,7 @@ BOOL WINAPI WriteConsoleW(HANDLE hConsoleOutput, LPCVOID lpBuffer, DWORD nNumber
const WCHAR* psz = lpBuffer;
CONSOLE_SCREEN_BUFFER_INFO csbi;
int k, first = 0, fd;
IO_STATUS_BLOCK io;
TRACE("%p %s %d %p %p\n",
hConsoleOutput, debugstr_wn(lpBuffer, nNumberOfCharsToWrite),
@ -801,8 +803,8 @@ BOOL WINAPI WriteConsoleW(HANDLE hConsoleOutput, LPCVOID lpBuffer, DWORD nNumber
if (lpNumberOfCharsWritten) *lpNumberOfCharsWritten = 0;
if (DeviceIoControl(hConsoleOutput, IOCTL_CONDRV_WRITE_CONSOLE, (void *)lpBuffer,
nNumberOfCharsToWrite * sizeof(WCHAR), NULL, 0, NULL, NULL))
if (!NtDeviceIoControlFile(hConsoleOutput, NULL, NULL, NULL, &io, IOCTL_CONDRV_WRITE_CONSOLE, (void *)lpBuffer,
nNumberOfCharsToWrite * sizeof(WCHAR), NULL, 0))
{
if (lpNumberOfCharsWritten) *lpNumberOfCharsWritten = nNumberOfCharsToWrite;
return TRUE;