Add qemu 2.4.0

[kvmfornfv.git] / qemu / roms / ipxe / src / hci / mucurses / colour.c

diff --git a/qemu/roms/ipxe/src/hci/mucurses/colour.c b/qemu/roms/ipxe/src/hci/mucurses/colour.c
new file mode 100644 (file)
index 0000000..c1359c8
--- /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;
+}