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condrv: Implement initial ioctl processing. 

Signed-off-by: Jacek Caban <jacek@codeweavers.com>
Signed-off-by: Alexandre Julliard <julliard@winehq.org>
This commit is contained in:
Jacek Caban 2020-08-20 23:51:05 +02:00 committed by Alexandre Julliard
parent 898e121b2e
commit 8231dbf049
1 changed files with 67 additions and 2 deletions
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69
programs/conhost/conhost.c
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@ -25,6 +25,7 @@
#include <winuser.h>
#include <winternl.h>
#include "wine/server.h"
#include "wine/debug.h"
WINE_DEFAULT_DEBUG_CHANNEL(conhost);
@ -34,6 +35,68 @@ struct console
HANDLE server; /* console server handle */
};
static void *ioctl_buffer;
static size_t ioctl_buffer_size;
static void *alloc_ioctl_buffer( size_t size )
{
if (size > ioctl_buffer_size)
{
void *new_buffer;
if (!(new_buffer = realloc( ioctl_buffer, size ))) return NULL;
ioctl_buffer = new_buffer;
ioctl_buffer_size = size;
}
return ioctl_buffer;
}
static NTSTATUS console_input_ioctl( struct console *console, unsigned int code, const void *in_data,
size_t in_size, size_t *out_size )
{
FIXME( "unsupported ioctl %x\n", code );
return STATUS_NOT_SUPPORTED;
}
static NTSTATUS process_console_ioctls( struct console *console )
{
size_t out_size = 0, in_size;
unsigned int code;
NTSTATUS status = STATUS_SUCCESS;
for (;;)
{
if (status) out_size = 0;
SERVER_START_REQ( get_next_console_request )
{
req->handle = wine_server_obj_handle( console->server );
req->status = status;
wine_server_add_data( req, ioctl_buffer, out_size );
wine_server_set_reply( req, ioctl_buffer, ioctl_buffer_size );
status = wine_server_call( req );
code = reply->code;
out_size = reply->out_size;
in_size = wine_server_reply_size( reply );
}
SERVER_END_REQ;
if (status == STATUS_PENDING) return STATUS_SUCCESS;
if (status == STATUS_BUFFER_OVERFLOW)
{
if (!alloc_ioctl_buffer( out_size )) return STATUS_NO_MEMORY;
status = STATUS_SUCCESS;
continue;
}
if (status)
{
TRACE( "failed to get next request: %#x\n", status );
return status;
}
status = console_input_ioctl( console, code, ioctl_buffer, in_size, &out_size );
}
}
static int main_loop( struct console *console, HANDLE signal )
{
HANDLE signal_event = NULL;
@ -52,6 +115,8 @@ static int main_loop( struct console *console, HANDLE signal )
if (status && status != STATUS_PENDING) return 1;
}
if (!alloc_ioctl_buffer( 4096 )) return 1;
wait_handles[wait_cnt++] = console->server;
if (signal) wait_handles[wait_cnt++] = signal_event;
@ -62,8 +127,8 @@ static int main_loop( struct console *console, HANDLE signal )
switch (res)
{
case WAIT_OBJECT_0:
FIXME( "console ioctls not yet implemented\n" );
return 1;
if (process_console_ioctls( console )) return 0;
break;
case WAIT_OBJECT_0 + 1:
if (signal_io.Status || signal_io.Information != sizeof(signal_id))