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vnc: palette: and fill and color calls. 

These two helpers are needed for zrle and zywrle.

Signed-off-by: Corentin Chary <corentincj@iksaif.net>
Signed-off-by: Anthony Liguori <aliguori@us.ibm.com>
This commit is contained in:
Corentin Chary 2011-02-04 09:06:00 +01:00 committed by Anthony Liguori
parent 72aefb76f9
commit f8562e326b
2 changed files with 35 additions and 0 deletions
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32
ui/vnc-palette.c
View File

@ -126,3 +126,35 @@ void palette_iter(const VncPalette *palette,
}
}
}
uint32_t palette_color(const VncPalette *palette, int idx, bool *found)
{
int i;
VncPaletteEntry *entry;
for (i = 0; i < VNC_PALETTE_HASH_SIZE; i++) {
QLIST_FOREACH(entry, &palette->table[i], next) {
if (entry->idx == idx) {
*found = true;
return entry->color;
}
}
}
*found = false;
return -1;
}
static void palette_fill_cb(int idx, uint32_t color, void *opaque)
{
uint32_t *colors = opaque;
colors[idx] = color;
}
size_t palette_fill(const VncPalette *palette,
uint32_t colors[VNC_PALETTE_MAX_SIZE])
{
palette_iter(palette, palette_fill_cb, colors);
return palette_size(palette);
}

3
ui/vnc-palette.h
View File

@ -61,5 +61,8 @@ size_t palette_size(const VncPalette *palette);
void palette_iter(const VncPalette *palette,
void (*iter)(int idx, uint32_t color, void *opaque),
void *opaque);
uint32_t palette_color(const VncPalette *palette, int idx, bool *found);
size_t palette_fill(const VncPalette *palette,
uint32_t colors[VNC_PALETTE_MAX_SIZE]);
#endif /* VNC_PALETTE_H */