diff options
author | Yang Zhang <yang.z.zhang@intel.com> | 2015-08-28 09:58:54 +0800 |
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committer | Yang Zhang <yang.z.zhang@intel.com> | 2015-09-01 12:44:00 +0800 |
commit | e44e3482bdb4d0ebde2d8b41830ac2cdb07948fb (patch) | |
tree | 66b09f592c55df2878107a468a91d21506104d3f /qemu/roms/ipxe/src/hci/mucurses/colour.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/hci/mucurses/colour.c')
-rw-r--r-- | qemu/roms/ipxe/src/hci/mucurses/colour.c | 66 |
1 files changed, 66 insertions, 0 deletions
diff --git a/qemu/roms/ipxe/src/hci/mucurses/colour.c b/qemu/roms/ipxe/src/hci/mucurses/colour.c new file mode 100644 index 000000000..c1359c868 --- /dev/null +++ b/qemu/roms/ipxe/src/hci/mucurses/colour.c @@ -0,0 +1,66 @@ +#include <curses.h> + +FILE_LICENCE ( GPL2_OR_LATER ); + +struct colour_pair { + short fcol; + short bcol; +}; + +static struct colour_pair cpairs[COLOUR_PAIRS] = { + [0] = { COLOUR_WHITE, COLOUR_BLACK }, +}; + +/** + * Identify the RGB components of a given colour value + * + * @v colour colour value + * @v *red address to store red component + * @v *green address to store green component + * @v *blue address to store blue component + * @ret rc return status code + */ +int colour_content ( short colour, short *red, short *green, short *blue ) { + *red = ( ( colour & COLOUR_RED ) ? 1 : 0 ); + *green = ( ( colour & COLOUR_GREEN ) ? 1 : 0 ); + *blue = ( ( colour & COLOUR_BLUE ) ? 1 : 0 ); + return OK; +} + +/** + * Initialise colour pair + * + * @v pair colour pair number + * @v fcol foreground colour + * @v bcol background colour + */ +int init_pair ( short pair, short fcol, short bcol ) { + struct colour_pair *cpair; + + if ( ( pair < 1 ) || ( pair >= COLOUR_PAIRS ) ) + return ERR; + + cpair = &cpairs[pair]; + cpair->fcol = fcol; + cpair->bcol = bcol; + return OK; +} + +/** + * Get colours of colour pair + * + * @v pair colour pair number + * @ret fcol foreground colour + * @ret bcol background colour + */ +int pair_content ( short pair, short *fcol, short *bcol ) { + struct colour_pair *cpair; + + if ( ( pair < 0 ) || ( pair >= COLOUR_PAIRS ) ) + return ERR; + + cpair = &cpairs[pair]; + *fcol = cpair->fcol; + *bcol = cpair->bcol; + return OK; +} |