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conhost: Introduce IOCTL_CONDRV_WRITE_CONSOLE ioctl. 

Signed-off-by: Jacek Caban <jacek@codeweavers.com>
Signed-off-by: Alexandre Julliard <julliard@winehq.org>
This commit is contained in:
Jacek Caban 2020-09-11 14:30:50 +02:00 committed by Alexandre Julliard
parent d50c310da9
commit 5ced4a705a
2 changed files with 120 additions and 8 deletions
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15
include/wine/condrv.h
View File

@ -39,13 +39,14 @@
#define IOCTL_CONDRV_CTRL_EVENT CTL_CODE(FILE_DEVICE_CONSOLE, 17, METHOD_BUFFERED, FILE_WRITE_ACCESS)
/* console output ioctls */
#define IOCTL_CONDRV_READ_OUTPUT CTL_CODE(FILE_DEVICE_CONSOLE, 30, METHOD_BUFFERED, FILE_READ_ACCESS)
#define IOCTL_CONDRV_WRITE_OUTPUT CTL_CODE(FILE_DEVICE_CONSOLE, 31, METHOD_BUFFERED, FILE_WRITE_ACCESS)
#define IOCTL_CONDRV_GET_OUTPUT_INFO CTL_CODE(FILE_DEVICE_CONSOLE, 32, METHOD_BUFFERED, FILE_READ_ACCESS)
#define IOCTL_CONDRV_SET_OUTPUT_INFO CTL_CODE(FILE_DEVICE_CONSOLE, 33, METHOD_BUFFERED, FILE_WRITE_ACCESS)
#define IOCTL_CONDRV_ACTIVATE CTL_CODE(FILE_DEVICE_CONSOLE, 34, METHOD_BUFFERED, FILE_WRITE_ACCESS)
#define IOCTL_CONDRV_FILL_OUTPUT CTL_CODE(FILE_DEVICE_CONSOLE, 35, METHOD_BUFFERED, FILE_WRITE_ACCESS)
#define IOCTL_CONDRV_SCROLL CTL_CODE(FILE_DEVICE_CONSOLE, 36, METHOD_BUFFERED, FILE_WRITE_ACCESS)
#define IOCTL_CONDRV_WRITE_CONSOLE CTL_CODE(FILE_DEVICE_CONSOLE, 30, METHOD_BUFFERED, FILE_WRITE_ACCESS)
#define IOCTL_CONDRV_READ_OUTPUT CTL_CODE(FILE_DEVICE_CONSOLE, 31, METHOD_BUFFERED, FILE_READ_ACCESS)
#define IOCTL_CONDRV_WRITE_OUTPUT CTL_CODE(FILE_DEVICE_CONSOLE, 32, METHOD_BUFFERED, FILE_WRITE_ACCESS)
#define IOCTL_CONDRV_GET_OUTPUT_INFO CTL_CODE(FILE_DEVICE_CONSOLE, 33, METHOD_BUFFERED, FILE_READ_ACCESS)
#define IOCTL_CONDRV_SET_OUTPUT_INFO CTL_CODE(FILE_DEVICE_CONSOLE, 34, METHOD_BUFFERED, FILE_WRITE_ACCESS)
#define IOCTL_CONDRV_ACTIVATE CTL_CODE(FILE_DEVICE_CONSOLE, 35, METHOD_BUFFERED, FILE_WRITE_ACCESS)
#define IOCTL_CONDRV_FILL_OUTPUT CTL_CODE(FILE_DEVICE_CONSOLE, 36, METHOD_BUFFERED, FILE_WRITE_ACCESS)
#define IOCTL_CONDRV_SCROLL CTL_CODE(FILE_DEVICE_CONSOLE, 37, METHOD_BUFFERED, FILE_WRITE_ACCESS)
/* console renderer ioctls */
#define IOCTL_CONDRV_GET_RENDERER_EVENTS CTL_CODE(FILE_DEVICE_CONSOLE, 70, METHOD_BUFFERED, FILE_READ_ACCESS)

113
programs/conhost/conhost.c
View File

@ -337,13 +337,19 @@ static void init_tty_output( struct console *console )
console->tty_cursor_visible = TRUE;
}
static void update_output( struct screen_buffer *screen_buffer, const RECT *rect )
static void empty_update_rect( struct screen_buffer *screen_buffer, RECT *rect )
{
SetRect( rect, screen_buffer->width, screen_buffer->height, 0, 0 );
}
static void update_output( struct screen_buffer *screen_buffer, RECT *rect )
{
int x, y, size, trailing_spaces;
char_info_t *ch;
char buf[8];
if (!is_active( screen_buffer ) || !screen_buffer->console->tty_output) return;
if (rect->top > rect->bottom || rect->right < rect->left) return;
TRACE( "%s\n", wine_dbgstr_rect( rect ));
hide_tty_cursor( screen_buffer->console );
@ -374,6 +380,54 @@ static void update_output( struct screen_buffer *screen_buffer, const RECT *rect
screen_buffer->console->tty_cursor_x++;
}
}
empty_update_rect( screen_buffer, rect );
}
static void new_line( struct screen_buffer *screen_buffer, RECT *update_rect )
{
unsigned int i;
assert( screen_buffer->cursor_y == screen_buffer->height );
screen_buffer->cursor_y--;
if (screen_buffer->console->tty_output)
update_output( screen_buffer, update_rect );
else
SetRect( update_rect, 0, 0, screen_buffer->width - 1, screen_buffer->height - 1 );
memmove( screen_buffer->data, screen_buffer->data + screen_buffer->width,
screen_buffer->width * (screen_buffer->height - 1) * sizeof(*screen_buffer->data) );
for (i = 0; i < screen_buffer->width; i++)
screen_buffer->data[screen_buffer->width * (screen_buffer->height - 1) + i] = empty_char_info;
if (is_active( screen_buffer ))
{
screen_buffer->console->tty_cursor_y--;
if (screen_buffer->console->tty_cursor_y != screen_buffer->height - 2)
set_tty_cursor( screen_buffer->console, 0, screen_buffer->height - 2 );
set_tty_cursor( screen_buffer->console, 0, screen_buffer->height - 1 );
}
}
static void write_char( struct screen_buffer *screen_buffer, WCHAR ch, RECT *update_rect )
{
if (screen_buffer->cursor_x == screen_buffer->width)
{
screen_buffer->cursor_x = 0;
screen_buffer->cursor_y++;
}
if (screen_buffer->cursor_y == screen_buffer->height)
{
new_line( screen_buffer, update_rect );
}
screen_buffer->data[screen_buffer->cursor_y * screen_buffer->width + screen_buffer->cursor_x].ch = ch;
screen_buffer->data[screen_buffer->cursor_y * screen_buffer->width + screen_buffer->cursor_x].attr = screen_buffer->attr;
update_rect->left = min( update_rect->left, screen_buffer->cursor_x );
update_rect->top = min( update_rect->top, screen_buffer->cursor_y );
update_rect->right = max( update_rect->right, screen_buffer->cursor_x );
update_rect->bottom = max( update_rect->bottom, screen_buffer->cursor_y );
screen_buffer->cursor_x++;
}
static NTSTATUS read_console_input( struct console *console, size_t out_size )
@ -923,6 +977,59 @@ static NTSTATUS set_output_info( struct screen_buffer *screen_buffer,
return STATUS_SUCCESS;
}
static NTSTATUS write_console( struct screen_buffer *screen_buffer, const WCHAR *buffer, size_t len )
{
RECT update_rect;
size_t i, j;
TRACE( "%s\n", debugstr_wn(buffer, len) );
empty_update_rect( screen_buffer, &update_rect );
for (i = 0; i < len; i++)
{
if (screen_buffer->mode & ENABLE_PROCESSED_OUTPUT)
{
switch (buffer[i])
{
case '\b':
if (screen_buffer->cursor_x) screen_buffer->cursor_x--;
continue;
case '\t':
j = min( screen_buffer->width - screen_buffer->cursor_x, 8 - (screen_buffer->cursor_x % 8) );
while (j--) write_char( screen_buffer, ' ', &update_rect );
continue;
case '\n':
screen_buffer->cursor_x = 0;
if (++screen_buffer->cursor_y == screen_buffer->height)
new_line( screen_buffer, &update_rect );
else if (screen_buffer->mode & ENABLE_WRAP_AT_EOL_OUTPUT)
update_output( screen_buffer, &update_rect );
continue;
case '\a':
FIXME( "beep\n" );
continue;
case '\r':
screen_buffer->cursor_x = 0;
continue;
}
}
if (screen_buffer->cursor_x == screen_buffer->width && !(screen_buffer->mode & ENABLE_WRAP_AT_EOL_OUTPUT))
screen_buffer->cursor_x = update_rect.left;
write_char( screen_buffer, buffer[i], &update_rect );
}
if (screen_buffer->cursor_x == screen_buffer->width)
{
if (screen_buffer->mode & ENABLE_WRAP_AT_EOL_OUTPUT) screen_buffer->cursor_x--;
else screen_buffer->cursor_x = update_rect.left;
}
update_output( screen_buffer, &update_rect );
tty_sync( screen_buffer->console );
return STATUS_SUCCESS;
}
static NTSTATUS write_output( struct screen_buffer *screen_buffer, const struct condrv_output_params *params,
size_t in_size, size_t *out_size )
{
@ -1328,6 +1435,10 @@ static NTSTATUS screen_buffer_ioctl( struct screen_buffer *screen_buffer, unsign
TRACE( "set %x mode\n", screen_buffer->mode );
return STATUS_SUCCESS;
case IOCTL_CONDRV_WRITE_CONSOLE:
if (in_size % sizeof(WCHAR) || *out_size) return STATUS_INVALID_PARAMETER;
return write_console( screen_buffer, in_data, in_size / sizeof(WCHAR) );
case IOCTL_CONDRV_WRITE_OUTPUT:
if ((*out_size != sizeof(DWORD) && *out_size != sizeof(SMALL_RECT)) ||
in_size < sizeof(struct condrv_output_params))