mirror of
https://github.com/reactos/reactos.git
synced 2024-07-12 07:35:10 +00:00
Use synchronous IO for screen and keyboard and get rid of the input event object.
svn path=/trunk/; revision=6477
This commit is contained in:
Eric Kohl
parent
888ca1574d
commit
c3b4b58a78
|
|
@ -32,12 +32,14 @@
|
|||
#include "usetup.h"
|
||||
#include "console.h"
|
||||
|
||||
#define NDEBUG
|
||||
#include <debug.h>
|
||||
|
||||
|
||||
/* GLOBALS ******************************************************************/
|
||||
|
||||
static HANDLE StdInput = INVALID_HANDLE_VALUE;
|
||||
static HANDLE StdOutput = INVALID_HANDLE_VALUE;
|
||||
static HANDLE InputEvent = INVALID_HANDLE_VALUE;
|
||||
|
||||
static SHORT xScreen = 0;
|
||||
static SHORT yScreen = 0;
|
||||
|
|
@ -68,26 +70,12 @@ AllocConsole(VOID)
|
|||
0,
|
||||
NULL,
|
||||
NULL);
|
||||
Status = NtCreateFile(&StdOutput,
|
||||
FILE_ALL_ACCESS,
|
||||
&ObjectAttributes,
|
||||
&IoStatusBlock,
|
||||
NULL,
|
||||
0,
|
||||
0,
|
||||
FILE_OPEN,
|
||||
0,
|
||||
NULL,
|
||||
0);
|
||||
if (!NT_SUCCESS(Status))
|
||||
return(Status);
|
||||
|
||||
/* Create input event */
|
||||
Status = NtCreateEvent(&InputEvent,
|
||||
STANDARD_RIGHTS_ALL,
|
||||
NULL,
|
||||
FALSE,
|
||||
FALSE);
|
||||
Status = NtOpenFile (&StdOutput,
|
||||
FILE_ALL_ACCESS,
|
||||
&ObjectAttributes,
|
||||
&IoStatusBlock,
|
||||
0,
|
||||
FILE_SYNCHRONOUS_IO_ALERT);
|
||||
if (!NT_SUCCESS(Status))
|
||||
return(Status);
|
||||
|
||||
|
|
@ -99,17 +87,14 @@ AllocConsole(VOID)
|
|||
0,
|
||||
NULL,
|
||||
NULL);
|
||||
Status = NtCreateFile(&StdInput,
|
||||
FILE_ALL_ACCESS,
|
||||
&ObjectAttributes,
|
||||
&IoStatusBlock,
|
||||
NULL,
|
||||
0,
|
||||
0,
|
||||
FILE_OPEN,
|
||||
0,
|
||||
NULL,
|
||||
0);
|
||||
Status = NtOpenFile (&StdInput,
|
||||
FILE_ALL_ACCESS,
|
||||
&ObjectAttributes,
|
||||
&IoStatusBlock,
|
||||
0,
|
||||
FILE_SYNCHRONOUS_IO_ALERT);
|
||||
if (!NT_SUCCESS(Status))
|
||||
return(Status);
|
||||
|
||||
GetConsoleScreenBufferInfo(&csbi);
|
||||
|
||||
|
|
@ -123,14 +108,15 @@ AllocConsole(VOID)
|
|||
VOID
|
||||
FreeConsole(VOID)
|
||||
{
|
||||
DPRINT1("FreeConsole() called\n");
|
||||
|
||||
if (StdInput != INVALID_HANDLE_VALUE)
|
||||
NtClose(StdInput);
|
||||
|
||||
if (StdOutput != INVALID_HANDLE_VALUE)
|
||||
NtClose(StdOutput);
|
||||
|
||||
if (InputEvent != INVALID_HANDLE_VALUE)
|
||||
NtClose(InputEvent);
|
||||
DPRINT1("FreeConsole() done\n");
|
||||
}
|
||||
|
||||
|
||||
|
|
@ -154,15 +140,8 @@ WriteConsole(PCHAR Buffer,
|
|||
NumberOfCharsToWrite,
|
||||
NULL,
|
||||
NULL);
|
||||
if (Status == STATUS_PENDING)
|
||||
{
|
||||
NtWaitForSingleObject(StdOutput,
|
||||
FALSE,
|
||||
NULL);
|
||||
Status = IoStatusBlock.Status;
|
||||
}
|
||||
|
||||
if (NumberOfCharsWritten != NULL)
|
||||
if (NT_SUCCESS(Status) && NumberOfCharsWritten != NULL)
|
||||
{
|
||||
*NumberOfCharsWritten = IoStatusBlock.Information;
|
||||
}
|
||||
|
|
@ -219,23 +198,15 @@ ReadConsoleInput(PINPUT_RECORD Buffer)
|
|||
|
||||
Buffer->EventType = KEY_EVENT;
|
||||
Status = NtReadFile(StdInput,
|
||||
InputEvent,
|
||||
NULL,
|
||||
NULL,
|
||||
NULL,
|
||||
&Iosb,
|
||||
&Buffer->Event.KeyEvent, //&KeyEventRecord->InputEvent.Event.KeyEvent,
|
||||
&Buffer->Event.KeyEvent,
|
||||
sizeof(KEY_EVENT_RECORD),
|
||||
NULL,
|
||||
0);
|
||||
|
||||
if( Status == STATUS_PENDING )
|
||||
{
|
||||
NtWaitForSingleObject(InputEvent,
|
||||
FALSE,
|
||||
NULL);
|
||||
Status = Iosb.Status;
|
||||
}
|
||||
|
||||
return(Status);
|
||||
}
|
||||
|
||||
|
|
@ -263,13 +234,6 @@ ReadConsoleOutputCharacters(LPSTR lpCharacter,
|
|||
sizeof(OUTPUT_CHARACTER),
|
||||
(PVOID)lpCharacter,
|
||||
nLength);
|
||||
if (Status == STATUS_PENDING)
|
||||
{
|
||||
NtWaitForSingleObject(StdOutput,
|
||||
FALSE,
|
||||
NULL);
|
||||
Status = IoStatusBlock.Status;
|
||||
}
|
||||
|
||||
if (NT_SUCCESS(Status) && lpNumberOfCharsRead != NULL)
|
||||
{
|
||||
|
|
@ -303,13 +267,6 @@ ReadConsoleOutputAttributes(PUSHORT lpAttribute,
|
|||
sizeof(OUTPUT_ATTRIBUTE),
|
||||
(PVOID)lpAttribute,
|
||||
nLength);
|
||||
if (Status == STATUS_PENDING)
|
||||
{
|
||||
NtWaitForSingleObject(StdOutput,
|
||||
FALSE,
|
||||
NULL);
|
||||
Status = IoStatusBlock.Status;
|
||||
}
|
||||
|
||||
if (NT_SUCCESS(Status) && lpNumberOfAttrsRead != NULL)
|
||||
{
|
||||
|
|
@ -350,13 +307,6 @@ WriteConsoleOutputCharacters(LPCSTR lpCharacter,
|
|||
nLength + sizeof(COORD),
|
||||
NULL,
|
||||
0);
|
||||
if (Status == STATUS_PENDING)
|
||||
{
|
||||
NtWaitForSingleObject(StdOutput,
|
||||
FALSE,
|
||||
NULL);
|
||||
Status = IoStatusBlock.Status;
|
||||
}
|
||||
|
||||
RtlFreeHeap(ProcessHeap,
|
||||
0,
|
||||
|
|
@ -401,13 +351,6 @@ WriteConsoleOutputCharactersW(LPCWSTR lpCharacter,
|
|||
nLength + sizeof(COORD),
|
||||
NULL,
|
||||
0);
|
||||
if (Status == STATUS_PENDING)
|
||||
{
|
||||
NtWaitForSingleObject(StdOutput,
|
||||
FALSE,
|
||||
NULL);
|
||||
Status = IoStatusBlock.Status;
|
||||
}
|
||||
|
||||
RtlFreeHeap(ProcessHeap,
|
||||
0,
|
||||
|
|
@ -448,13 +391,6 @@ WriteConsoleOutputAttributes(CONST USHORT *lpAttribute,
|
|||
nLength * sizeof(USHORT) + sizeof(COORD),
|
||||
NULL,
|
||||
0);
|
||||
if (Status == STATUS_PENDING)
|
||||
{
|
||||
NtWaitForSingleObject(StdOutput,
|
||||
FALSE,
|
||||
NULL);
|
||||
Status = IoStatusBlock.Status;
|
||||
}
|
||||
|
||||
RtlFreeHeap(ProcessHeap,
|
||||
0,
|
||||
|
|
@ -489,13 +425,7 @@ FillConsoleOutputAttribute(USHORT wAttribute,
|
|||
sizeof(OUTPUT_ATTRIBUTE),
|
||||
&Buffer,
|
||||
sizeof(OUTPUT_ATTRIBUTE));
|
||||
if (Status == STATUS_PENDING)
|
||||
{
|
||||
NtWaitForSingleObject(StdOutput,
|
||||
FALSE,
|
||||
NULL);
|
||||
Status = IoStatusBlock.Status;
|
||||
}
|
||||
|
||||
if (NT_SUCCESS(Status))
|
||||
{
|
||||
*lpNumberOfAttrsWritten = Buffer.dwTransfered;
|
||||
|
|
@ -530,13 +460,7 @@ FillConsoleOutputCharacter(CHAR Character,
|
|||
sizeof(OUTPUT_CHARACTER),
|
||||
&Buffer,
|
||||
sizeof(OUTPUT_CHARACTER));
|
||||
if (Status == STATUS_PENDING)
|
||||
{
|
||||
NtWaitForSingleObject(StdOutput,
|
||||
FALSE,
|
||||
NULL);
|
||||
Status = IoStatusBlock.Status;
|
||||
}
|
||||
|
||||
if (NT_SUCCESS(Status))
|
||||
{
|
||||
*NumberOfCharsWritten = Buffer.dwTransfered;
|
||||
|
|
@ -627,13 +551,7 @@ SetConsoleMode(HANDLE hConsoleHandle,
|
|||
sizeof(CONSOLE_MODE),
|
||||
NULL,
|
||||
0);
|
||||
if (Status == STATUS_PENDING)
|
||||
{
|
||||
NtWaitForSingleObject(hConsoleHandle,
|
||||
FALSE,
|
||||
NULL);
|
||||
Status = IoStatusBlock.Status;
|
||||
}
|
||||
|
||||
return(Status);
|
||||
}
|
||||
#endif
|
||||
|
|
@ -655,13 +573,6 @@ GetConsoleScreenBufferInfo(PCONSOLE_SCREEN_BUFFER_INFO ConsoleScreenBufferInfo)
|
|||
0,
|
||||
ConsoleScreenBufferInfo,
|
||||
sizeof(CONSOLE_SCREEN_BUFFER_INFO));
|
||||
if (Status == STATUS_PENDING)
|
||||
{
|
||||
NtWaitForSingleObject(StdOutput,
|
||||
FALSE,
|
||||
NULL);
|
||||
Status = IoStatusBlock.Status;
|
||||
}
|
||||
|
||||
return(Status);
|
||||
}
|
||||
|
|
@ -683,13 +594,7 @@ SetConsoleCursorInfo(PCONSOLE_CURSOR_INFO lpConsoleCursorInfo)
|
|||
sizeof(CONSOLE_CURSOR_INFO),
|
||||
NULL,
|
||||
0);
|
||||
if (Status == STATUS_PENDING)
|
||||
{
|
||||
NtWaitForSingleObject(StdOutput,
|
||||
FALSE,
|
||||
NULL);
|
||||
Status = IoStatusBlock.Status;
|
||||
}
|
||||
|
||||
return(Status);
|
||||
}
|
||||
|
||||
|
|
@ -718,19 +623,13 @@ SetConsoleCursorPosition(COORD dwCursorPosition)
|
|||
sizeof(CONSOLE_SCREEN_BUFFER_INFO),
|
||||
NULL,
|
||||
0);
|
||||
if (Status == STATUS_PENDING)
|
||||
{
|
||||
NtWaitForSingleObject(StdOutput,
|
||||
FALSE,
|
||||
NULL);
|
||||
Status = IoStatusBlock.Status;
|
||||
}
|
||||
|
||||
return(Status);
|
||||
}
|
||||
|
||||
|
||||
NTSTATUS
|
||||
SetConsoleTextAttribute(WORD wAttributes)
|
||||
SetConsoleTextAttribute(USHORT wAttributes)
|
||||
{
|
||||
IO_STATUS_BLOCK IoStatusBlock;
|
||||
NTSTATUS Status;
|
||||
|
|
@ -742,16 +641,10 @@ SetConsoleTextAttribute(WORD wAttributes)
|
|||
&IoStatusBlock,
|
||||
IOCTL_CONSOLE_SET_TEXT_ATTRIBUTE,
|
||||
&wAttributes,
|
||||
sizeof(WORD),
|
||||
sizeof(USHORT),
|
||||
NULL,
|
||||
0);
|
||||
if (Status == STATUS_PENDING)
|
||||
{
|
||||
NtWaitForSingleObject(StdOutput,
|
||||
FALSE,
|
||||
NULL);
|
||||
Status = IoStatusBlock.Status;
|
||||
}
|
||||
|
||||
return(Status);
|
||||
}
|
||||
|
||||
|
|
|
|||
Loading…
Reference in a new issue