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author | 2015-08-28 09:58:54 +0800 | |
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committer | 2015-09-01 12:44:00 +0800 | |
commit | e44e3482bdb4d0ebde2d8b41830ac2cdb07948fb (patch) | |
tree | 66b09f592c55df2878107a468a91d21506104d3f /qemu/roms/ipxe/src/core/ansicol.c | |
parent | 9ca8dbcc65cfc63d6f5ef3312a33184e1d726e00 (diff) |
Add qemu 2.4.0
Change-Id: Ic99cbad4b61f8b127b7dc74d04576c0bcbaaf4f5
Signed-off-by: Yang Zhang <yang.z.zhang@intel.com>
Diffstat (limited to 'qemu/roms/ipxe/src/core/ansicol.c')
-rw-r--r-- | qemu/roms/ipxe/src/core/ansicol.c | 122 |
1 files changed, 122 insertions, 0 deletions
diff --git a/qemu/roms/ipxe/src/core/ansicol.c b/qemu/roms/ipxe/src/core/ansicol.c new file mode 100644 index 000000000..142a00f8d --- /dev/null +++ b/qemu/roms/ipxe/src/core/ansicol.c @@ -0,0 +1,122 @@ +/* + * Copyright (C) 2013 Michael Brown <mbrown@fensystems.co.uk>. + * + * This program is free software; you can redistribute it and/or + * modify it under the terms of the GNU General Public License as + * published by the Free Software Foundation; either version 2 of the + * License, or any later version. + * + * This program is distributed in the hope that it will be useful, but + * WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + * General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software + * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA + * 02110-1301, USA. + */ + +FILE_LICENCE ( GPL2_OR_LATER ); + +#include <stdio.h> +#include <errno.h> +#include <assert.h> +#include <ipxe/ansiesc.h> +#include <ipxe/ansicol.h> +#include <config/colour.h> + +/** @file + * + * ANSI colours + * + */ + +/** ANSI colour pair definitions */ +static struct ansicol_pair ansicol_pairs[] = { + [CPAIR_DEFAULT] = { COLOR_DEFAULT, COLOR_DEFAULT }, + [CPAIR_NORMAL] = { COLOR_NORMAL_FG, COLOR_NORMAL_BG }, + [CPAIR_SELECT] = { COLOR_SELECT_FG, COLOR_SELECT_BG }, + [CPAIR_SEPARATOR] = { COLOR_SEPARATOR_FG, COLOR_SEPARATOR_BG }, + [CPAIR_EDIT] = { COLOR_EDIT_FG, COLOR_EDIT_BG }, + [CPAIR_ALERT] = { COLOR_ALERT_FG, COLOR_ALERT_BG }, + [CPAIR_URL] = { COLOR_URL_FG, COLOR_URL_BG }, + [CPAIR_PXE] = { COLOR_PXE_FG, COLOR_PXE_BG }, +}; + +/** + * Set ANSI colour (when no colour definition support is present) + * + * @v colour Colour index + * @v which Foreground/background selector + */ +__weak void ansicol_set ( unsigned int colour, unsigned int which ) { + + /* Colour indices are hardcoded and should never be out of range */ + assert ( colour < 10 ); + + /* Set basic colour */ + printf ( CSI "%c%dm", which, colour ); +} + +/** + * Set ANSI foreground colour + * + * @v colour Colour index + */ +static void ansicol_foreground ( unsigned int colour ) { + ansicol_set ( colour, '3' ); +} + +/** + * Set ANSI background colour + * + * @v colour Colour index + */ +static void ansicol_background ( unsigned int colour ) { + ansicol_set ( colour, '4' ); +} + +/** + * Set ANSI foreground and background colour + * + * @v cpair Colour pair index + */ +void ansicol_set_pair ( unsigned int cpair ) { + struct ansicol_pair *pair; + + /* Colour pair indices are hardcoded and should never be out of range */ + assert ( cpair < ( sizeof ( ansicol_pairs ) / + sizeof ( ansicol_pairs[0] ) ) ); + + /* Set both foreground and background colours */ + pair = &ansicol_pairs[cpair]; + ansicol_foreground ( pair->foreground ); + ansicol_background ( pair->background ); +} + +/** + * Define ANSI colour pair + * + * @v cpair Colour pair index + * @v foreground Foreground colour index + * @v background Background colour index + * @ret rc Return status code + */ +int ansicol_define_pair ( unsigned int cpair, unsigned int foreground, + unsigned int background ) { + struct ansicol_pair *pair; + + /* Fail if colour index is out of range */ + if ( cpair >= ( sizeof ( ansicol_pairs ) / sizeof ( ansicol_pairs[0] ))) + return -EINVAL; + + /* Update colour pair definition */ + pair = &ansicol_pairs[cpair]; + pair->foreground = foreground; + pair->background = background; + DBGC ( &ansicol_pairs[0], "ANSICOL redefined colour pair %d as " + "foreground %d background %d\n", cpair, foreground, background ); + + return 0; +} |