Jacek Caban : conhost: Introduce IOCTL_CONDRV_WRITE_CONSOLE ioctl.
Module: wine Branch: master Commit: 5ced4a705a544f9a91fd38669b3907559b3a575e URL: https://source.winehq.org/git/wine.git/?a=commit;h=5ced4a705a544f9a91fd38669... Author: Jacek Caban <jacek(a)codeweavers.com> Date: Fri Sep 11 14:30:50 2020 +0200 conhost: Introduce IOCTL_CONDRV_WRITE_CONSOLE ioctl. Signed-off-by: Jacek Caban <jacek(a)codeweavers.com> Signed-off-by: Alexandre Julliard <julliard(a)winehq.org> --- include/wine/condrv.h | 15 +++--- programs/conhost/conhost.c | 113 ++++++++++++++++++++++++++++++++++++++++++++- 2 files changed, 120 insertions(+), 8 deletions(-) diff --git a/include/wine/condrv.h b/include/wine/condrv.h index 7bc5e7f15b..4f92e2e096 100644 --- a/include/wine/condrv.h +++ b/include/wine/condrv.h @@ -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) diff --git a/programs/conhost/conhost.c b/programs/conhost/conhost.c index 84a1c8ac7d..94a150205e 100644 --- a/programs/conhost/conhost.c +++ b/programs/conhost/conhost.c @@ -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))
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Alexandre Julliard