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Annotation of qemu/roms/ipxe/src/hci/mucurses/colour.c, revision 1.1

1.1     ! root        1: #include <curses.h>
        !             2: 
        !             3: FILE_LICENCE ( GPL2_OR_LATER );
        !             4: 
        !             5: struct colour_pair {
        !             6:        short fcol;
        !             7:        short bcol;
        !             8: };
        !             9: 
        !            10: static struct colour_pair cpairs[COLOUR_PAIRS] = {
        !            11:        [0] = { COLOUR_WHITE, COLOUR_BLACK },
        !            12: };
        !            13: 
        !            14: /**
        !            15:  * Identify the RGB components of a given colour value
        !            16:  *
        !            17:  * @v colour   colour value
        !            18:  * @v *red     address to store red component
        !            19:  * @v *green   address to store green component
        !            20:  * @v *blue    address to store blue component
        !            21:  * @ret rc     return status code
        !            22:  */
        !            23: int colour_content ( short colour, short *red, short *green, short *blue ) {
        !            24:        *red = ( ( colour & COLOUR_RED ) ? 1 : 0 );
        !            25:        *green = ( ( colour & COLOUR_GREEN ) ? 1 : 0 );
        !            26:        *blue = ( ( colour & COLOUR_BLUE ) ? 1 : 0 );
        !            27:        return OK;
        !            28: }
        !            29: 
        !            30: /**
        !            31:  * Initialise colour pair
        !            32:  *
        !            33:  * @v pair     colour pair number
        !            34:  * @v fcol     foreground colour
        !            35:  * @v bcol     background colour
        !            36:  */
        !            37: int init_pair ( short pair, short fcol, short bcol ) {
        !            38:        struct colour_pair *cpair;
        !            39: 
        !            40:        if ( ( pair < 1 ) || ( pair >= COLOUR_PAIRS ) )
        !            41:                return ERR;
        !            42:        
        !            43:        cpair = &cpairs[pair];
        !            44:        cpair->fcol = fcol;
        !            45:        cpair->bcol = bcol;
        !            46:        return OK;
        !            47: }
        !            48: 
        !            49: /**
        !            50:  * Get colours of colour pair
        !            51:  *
        !            52:  * @v pair     colour pair number
        !            53:  * @ret fcol   foreground colour
        !            54:  * @ret bcol   background colour
        !            55:  */
        !            56: int pair_content ( short pair, short *fcol, short *bcol ) {
        !            57:        struct colour_pair *cpair;
        !            58: 
        !            59:        if ( ( pair < 0 ) || ( pair >= COLOUR_PAIRS ) )
        !            60:                return ERR;
        !            61:        
        !            62:        cpair = &cpairs[pair];
        !            63:        *fcol = cpair->fcol;
        !            64:        *bcol = cpair->bcol;
        !            65:        return OK;
        !            66: }

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