268 lines
7.2 KiB
C
268 lines
7.2 KiB
C
/*
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* Copyright (C) 2013 Michael Brown <mbrown@fensystems.co.uk>.
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*
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* This program is free software; you can redistribute it and/or
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* modify it under the terms of the GNU General Public License as
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* published by the Free Software Foundation; either version 2 of the
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* License, or any later version.
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*
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* This program is distributed in the hope that it will be useful, but
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* WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA
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* 02110-1301, USA.
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*
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* You can also choose to distribute this program under the terms of
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* the Unmodified Binary Distribution Licence (as given in the file
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* COPYING.UBDL), provided that you have satisfied its requirements.
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*/
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FILE_LICENCE ( GPL2_OR_LATER_OR_UBDL );
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/** @file
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*
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* Console management commands
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*
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*/
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#include <string.h>
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#include <getopt.h>
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#include <ipxe/command.h>
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#include <ipxe/parseopt.h>
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#include <ipxe/console.h>
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#include <ipxe/image.h>
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#include <ipxe/pixbuf.h>
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#include <ipxe/ansiesc.h>
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#include <ipxe/ansicol.h>
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#include <usr/imgmgmt.h>
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/** "console" options */
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struct console_options {
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/** Console configuration */
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struct console_configuration config;
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/** Picture URI */
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char *picture;
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/** Keep picture after configuration */
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int keep;
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};
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/** "console" option list */
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static struct option_descriptor console_opts[] = {
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OPTION_DESC ( "x", 'x', required_argument,
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struct console_options, config.width, parse_integer ),
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OPTION_DESC ( "y", 'y', required_argument,
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struct console_options, config.height, parse_integer ),
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OPTION_DESC ( "left", 'l', required_argument,
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struct console_options, config.left, parse_integer ),
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OPTION_DESC ( "right", 'r', required_argument,
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struct console_options, config.right, parse_integer ),
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OPTION_DESC ( "top", 't', required_argument,
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struct console_options, config.top, parse_integer ),
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OPTION_DESC ( "bottom", 'b', required_argument,
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struct console_options, config.bottom, parse_integer ),
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OPTION_DESC ( "depth", 'd', required_argument,
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struct console_options, config.depth, parse_integer ),
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OPTION_DESC ( "picture", 'p', required_argument,
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struct console_options, picture, parse_string ),
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OPTION_DESC ( "keep", 'k', no_argument,
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struct console_options, keep, parse_flag ),
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};
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/** "console" command descriptor */
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static struct command_descriptor console_cmd =
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COMMAND_DESC ( struct console_options, console_opts, 0, 0, NULL );
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/**
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* "console" command
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*
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* @v argc Argument count
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* @v argv Argument list
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* @ret rc Return status code
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*/
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static int console_exec ( int argc, char **argv ) {
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struct console_options opts;
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struct image *image = NULL;
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int rc;
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/* Parse options */
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if ( ( rc = parse_options ( argc, argv, &console_cmd, &opts ) ) != 0 )
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goto err_parse;
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/* Handle background picture, if applicable */
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if ( opts.picture ) {
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/* Acquire image */
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if ( ( rc = imgacquire ( opts.picture, 0, &image ) ) != 0 )
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goto err_acquire;
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/* Convert to pixel buffer */
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if ( ( rc = image_pixbuf ( image, &opts.config.pixbuf ) ) != 0){
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printf ( "Could not use picture: %s\n",
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strerror ( rc ) );
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goto err_pixbuf;
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}
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/* Apply image's width and height if none specified */
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if ( ! opts.config.width )
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opts.config.width = opts.config.pixbuf->width;
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if ( ! opts.config.height )
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opts.config.height = opts.config.pixbuf->height;
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}
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/* Configure console */
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if ( ( rc = console_configure ( &opts.config ) ) != 0 ) {
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printf ( "Could not configure console: %s\n", strerror ( rc ) );
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goto err_configure;
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}
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/* Reapply default colour pair and clear screen */
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ansicol_set_pair ( CPAIR_DEFAULT );
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printf ( CSI "2J" CSI "H" );
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err_configure:
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pixbuf_put ( opts.config.pixbuf );
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err_pixbuf:
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/* Discard image unless --keep was specified */
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if ( image && ( ! opts.keep ) )
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unregister_image ( image );
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err_acquire:
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err_parse:
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return rc;
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}
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/** "colour" options */
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struct colour_options {
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/** Basic colour */
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unsigned int basic;
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/** 24-bit RGB value */
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unsigned int rgb;
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};
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/** "colour" option list */
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static struct option_descriptor colour_opts[] = {
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OPTION_DESC ( "basic", 'b', required_argument,
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struct colour_options, basic, parse_integer ),
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OPTION_DESC ( "rgb", 'r', required_argument,
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struct colour_options, rgb, parse_integer ),
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};
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/** "colour" command descriptor */
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static struct command_descriptor colour_cmd =
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COMMAND_DESC ( struct colour_options, colour_opts, 1, 1, "<colour>" );
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/**
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* "colour" command
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*
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* @v argc Argument count
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* @v argv Argument list
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* @ret rc Return status code
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*/
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static int colour_exec ( int argc, char **argv ) {
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struct colour_options opts;
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unsigned int colour;
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int rc;
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/* Initialise options */
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memset ( &opts, 0, sizeof ( opts ) );
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opts.basic = COLOUR_DEFAULT;
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opts.rgb = ANSICOL_NO_RGB;
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/* Parse options */
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if ( ( rc = reparse_options ( argc, argv, &colour_cmd, &opts ) ) != 0 )
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return rc;
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/* Parse colour index */
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if ( ( rc = parse_integer ( argv[optind], &colour ) ) != 0 )
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return rc;
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/* Define colour */
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if ( ( rc = ansicol_define ( colour, opts.basic, opts.rgb ) ) != 0 ) {
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printf ( "Could not define colour: %s\n", strerror ( rc ) );
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return rc;
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}
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/* Reapply default colour pair, in case definition has changed */
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ansicol_set_pair ( CPAIR_DEFAULT );
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return 0;
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}
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/** "cpair" options */
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struct cpair_options {
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/** Foreground colour */
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unsigned int foreground;
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/** Background colour */
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unsigned int background;
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};
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/** "cpair" option list */
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static struct option_descriptor cpair_opts[] = {
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OPTION_DESC ( "foreground", 'f', required_argument,
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struct cpair_options, foreground, parse_integer ),
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OPTION_DESC ( "background", 'b', required_argument,
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struct cpair_options, background, parse_integer ),
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};
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/** "cpair" command descriptor */
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static struct command_descriptor cpair_cmd =
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COMMAND_DESC ( struct cpair_options, cpair_opts, 1, 1, "<cpair>" );
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/**
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* "cpair" command
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*
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* @v argc Argument count
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* @v argv Argument list
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* @ret rc Return status code
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*/
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static int cpair_exec ( int argc, char **argv ) {
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struct cpair_options opts;
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unsigned int cpair;
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int rc;
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/* Initialise options */
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memset ( &opts, 0, sizeof ( opts ) );
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opts.foreground = COLOUR_DEFAULT;
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opts.background = COLOUR_DEFAULT;
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/* Parse options */
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if ( ( rc = reparse_options ( argc, argv, &cpair_cmd, &opts ) ) != 0 )
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return rc;
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/* Parse colour pair index */
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if ( ( rc = parse_integer ( argv[optind], &cpair ) ) != 0 )
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return rc;
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/* Define colour pair */
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if ( ( rc = ansicol_define_pair ( cpair, opts.foreground,
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opts.background ) ) != 0 ) {
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printf ( "Could not define colour pair: %s\n",
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strerror ( rc ) );
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return rc;
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}
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/* Reapply default colour pair, in case definition has changed */
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ansicol_set_pair ( CPAIR_DEFAULT );
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return 0;
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}
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/** Console management commands */
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struct command console_commands[] __command = {
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{
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.name = "console",
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.exec = console_exec,
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},
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{
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.name = "colour",
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.exec = colour_exec,
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},
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{
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.name = "cpair",
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.exec = cpair_exec,
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},
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};
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