void APP_CC
xrdp_cache_delete(struct xrdp_cache *self)
{
int i;
int j;
if (self == 0)
{
return;
}
/* free all the cached bitmaps */
for (i = 0; i < XRDP_MAX_BITMAP_CACHE_ID; i++)
{
for (j = 0; j < XRDP_MAX_BITMAP_CACHE_IDX; j++)
{
xrdp_bitmap_delete(self->bitmap_items[i][j].bitmap);
}
}
/* free all the cached font items */
for (i = 0; i < 12; i++)
{
for (j = 0; j < 256; j++)
{
g_free(self->char_items[i][j].font_item.data);
}
}
/* free all the off screen bitmaps */
for (i = 0; i < 2000; i++)
{
xrdp_bitmap_delete(self->os_bitmap_items[i].bitmap);
}
list_delete(self->xrdp_os_del_list);
/* free all crc lists */
for (i = 0; i < XRDP_MAX_BITMAP_CACHE_ID; i++)
{
for (j = 0; j < 64 * 1024; j++)
{
list16_deinit(&(self->crc16[i][j]));
}
}
g_free(self);
}
/* returns error */
int APP_CC
xrdp_cache_remove_os_bitmap(struct xrdp_cache *self, int rdpindex)
{
struct xrdp_os_bitmap_item *bi;
int index;
if ((rdpindex < 0) || (rdpindex >= 2000))
{
return 1;
}
bi = self->os_bitmap_items + rdpindex;
if (bi->bitmap->tab_stop)
{
index = list_index_of(self->xrdp_os_del_list, rdpindex);
if (index == -1)
{
list_add_item(self->xrdp_os_del_list, rdpindex);
}
}
xrdp_bitmap_delete(bi->bitmap);
g_memset(bi, 0, sizeof(struct xrdp_os_bitmap_item));
return 0;
}
void APP_CC
xrdp_cache_delete(struct xrdp_cache* self)
{
int i;
int j;
if (self == 0)
{
return;
}
/* free all the cached bitmaps */
for (i = 0; i < 3; i++)
{
for (j = 0; j < 2000; j++)
{
xrdp_bitmap_delete(self->bitmap_items[i][j].bitmap);
}
}
/* free all the cached font items */
for (i = 0; i < 12; i++)
{
for (j = 0; j < 256; j++)
{
g_free(self->char_items[i][j].font_item.data);
}
}
g_free(self);
}
void APP_CC
xrdp_cache_delete(struct xrdp_cache *self)
{
int i;
int j;
if (self == 0)
{
return;
}
/* free all the cached bitmaps */
for (i = 0; i < 3; i++)
{
for (j = 0; j < XRDP_BITMAP_CACHE_ENTRIES; j++)
{
xrdp_bitmap_delete(self->bitmap_items[i][j].bitmap);
}
}
/* free all the cached font items */
for (i = 0; i < 12; i++)
{
for (j = 0; j < 256; j++)
{
g_free(self->char_items[i][j].font_item.data);
}
}
/* free all the off screen bitmaps */
for (i = 0; i < 2000; i++)
{
xrdp_bitmap_delete(self->os_bitmap_items[i].bitmap);
}
list_delete(self->xrdp_os_del_list);
g_free(self);
}
int APP_CC
xrdp_cache_reset(struct xrdp_cache *self,
struct xrdp_client_info *client_info)
{
struct xrdp_wm *wm;
struct xrdp_session *session;
int i;
int j;
/* free all the cached bitmaps */
for (i = 0; i < XRDP_MAX_BITMAP_CACHE_ID; i++)
{
for (j = 0; j < XRDP_MAX_BITMAP_CACHE_IDX; j++)
{
xrdp_bitmap_delete(self->bitmap_items[i][j].bitmap);
}
}
/* free all the cached font items */
for (i = 0; i < 12; i++)
{
for (j = 0; j < 256; j++)
{
g_free(self->char_items[i][j].font_item.data);
}
}
/* save these */
wm = self->wm;
session = self->session;
/* set whole struct to zero */
g_memset(self, 0, sizeof(struct xrdp_cache));
/* set some stuff back */
self->wm = wm;
self->session = session;
self->use_bitmap_comp = client_info->use_bitmap_comp;
self->cache1_entries = client_info->cache1_entries;
self->cache1_size = client_info->cache1_size;
self->cache2_entries = client_info->cache2_entries;
self->cache2_size = client_info->cache2_size;
self->cache3_entries = client_info->cache3_entries;
self->cache3_size = client_info->cache3_size;
self->bitmap_cache_persist_enable = client_info->bitmap_cache_persist_enable;
self->bitmap_cache_version = client_info->bitmap_cache_version;
self->pointer_cache_entries = client_info->pointer_cache_entries;
xrdp_cache_reset_lru(self);
xrdp_cache_reset_crc(self);
return 0;
}
int DEFAULT_CC
server_paint_rect(struct xrdp_mod* mod, int x, int y, int cx, int cy,
char* data, int width, int height, int srcx, int srcy)
{
struct xrdp_wm* wm;
struct xrdp_bitmap* b;
struct xrdp_painter* p;
wm = (struct xrdp_wm*)(mod->wm);
p = (struct xrdp_painter*)(mod->painter);
b = xrdp_bitmap_create_with_data(width, height, wm->screen->bpp, data, wm);
xrdp_painter_copy(p, b, wm->screen, x, y, cx, cy, srcx, srcy);
xrdp_bitmap_delete(b);
return 0;
}
/* returns cache id */
int APP_CC
xrdp_cache_add_bitmap(struct xrdp_cache *self, struct xrdp_bitmap *bitmap,
int hints)
{
int i = 0;
int j = 0;
int oldest = 0;
int cache_id = 0;
int cache_idx = 0;
int bmp_size = 0;
int e = 0;
int Bpp = 0;
e = bitmap->width % 4;
if (e != 0)
{
e = 4 - e;
}
Bpp = (bitmap->bpp + 7) / 8;
bmp_size = (bitmap->width + e) * bitmap->height * Bpp;
self->bitmap_stamp++;
/* look for match */
if (bmp_size <= self->cache1_size)
{
i = 0;
for (j = 0; j < self->cache1_entries; j++)
{
#ifdef USE_CRC
if (xrdp_bitmap_compare_with_crc(self->bitmap_items[i][j].bitmap, bitmap))
#else
if (xrdp_bitmap_compare(self->bitmap_items[i][j].bitmap, bitmap))
#endif
{
self->bitmap_items[i][j].stamp = self->bitmap_stamp;
LLOGLN(10, ("found bitmap at %d %d", i, j));
xrdp_bitmap_delete(bitmap);
return MAKELONG(j, i);
}
}
}
else if (bmp_size <= self->cache2_size)
{
i = 1;
for (j = 0; j < self->cache2_entries; j++)
{
#ifdef USE_CRC
if (xrdp_bitmap_compare_with_crc(self->bitmap_items[i][j].bitmap, bitmap))
#else
if (xrdp_bitmap_compare(self->bitmap_items[i][j].bitmap, bitmap))
#endif
{
self->bitmap_items[i][j].stamp = self->bitmap_stamp;
LLOGLN(10, ("found bitmap at %d %d", i, j));
xrdp_bitmap_delete(bitmap);
return MAKELONG(j, i);
}
}
}
else if (bmp_size <= self->cache3_size)
{
i = 2;
for (j = 0; j < self->cache3_entries; j++)
{
#ifdef USE_CRC
if (xrdp_bitmap_compare_with_crc(self->bitmap_items[i][j].bitmap, bitmap))
#else
if (xrdp_bitmap_compare(self->bitmap_items[i][j].bitmap, bitmap))
#endif
{
self->bitmap_items[i][j].stamp = self->bitmap_stamp;
LLOGLN(10, ("found bitmap at %d %d", i, j));
xrdp_bitmap_delete(bitmap);
return MAKELONG(j, i);
}
}
}
else
{
log_message(LOG_LEVEL_ERROR,"error in xrdp_cache_add_bitmap, too big(%d) bpp %d", bmp_size, bitmap->bpp);
}
/* look for oldest */
cache_id = 0;
cache_idx = 0;
oldest = 0x7fffffff;
if (bmp_size <= self->cache1_size)
{
i = 0;
for (j = 0; j < self->cache1_entries; j++)
{
if (self->bitmap_items[i][j].stamp < oldest)
{
oldest = self->bitmap_items[i][j].stamp;
cache_id = i;
cache_idx = j;
}
}
}
else if (bmp_size <= self->cache2_size)
{
i = 1;
for (j = 0; j < self->cache2_entries; j++)
{
if (self->bitmap_items[i][j].stamp < oldest)
{
oldest = self->bitmap_items[i][j].stamp;
cache_id = i;
cache_idx = j;
}
}
}
else if (bmp_size <= self->cache3_size)
{
i = 2;
for (j = 0; j < self->cache3_entries; j++)
{
if (self->bitmap_items[i][j].stamp < oldest)
{
oldest = self->bitmap_items[i][j].stamp;
cache_id = i;
cache_idx = j;
}
}
}
LLOGLN(10, ("adding bitmap at %d %d ptr %p", cache_id, cache_idx,
self->bitmap_items[cache_id][cache_idx].bitmap));
/* set, send bitmap and return */
xrdp_bitmap_delete(self->bitmap_items[cache_id][cache_idx].bitmap);
self->bitmap_items[cache_id][cache_idx].bitmap = bitmap;
self->bitmap_items[cache_id][cache_idx].stamp = self->bitmap_stamp;
if (self->use_bitmap_comp)
{
if (self->bitmap_cache_version & 4)
{
if (libxrdp_orders_send_bitmap3(self->session, bitmap->width,
bitmap->height, bitmap->bpp,
bitmap->data, cache_id, cache_idx,
hints) == 0)
{
return MAKELONG(cache_idx, cache_id);
}
}
if (self->bitmap_cache_version & 2)
{
libxrdp_orders_send_bitmap2(self->session, bitmap->width,
bitmap->height, bitmap->bpp,
bitmap->data, cache_id, cache_idx,
hints);
}
else if (self->bitmap_cache_version & 1)
{
libxrdp_orders_send_bitmap(self->session, bitmap->width,
bitmap->height, bitmap->bpp,
bitmap->data, cache_id, cache_idx);
}
}
else
{
if (self->bitmap_cache_version & 2)
{
libxrdp_orders_send_raw_bitmap2(self->session, bitmap->width,
bitmap->height, bitmap->bpp,
bitmap->data, cache_id, cache_idx);
}
else if (self->bitmap_cache_version & 1)
{
libxrdp_orders_send_raw_bitmap(self->session, bitmap->width,
bitmap->height, bitmap->bpp,
bitmap->data, cache_id, cache_idx);
}
}
return MAKELONG(cache_idx, cache_id);
}
/* returns cache id */
int APP_CC
xrdp_cache_add_bitmap(struct xrdp_cache *self, struct xrdp_bitmap *bitmap,
int hints)
{
int index;
int jndex;
int cache_id;
int cache_idx;
int bmp_size;
int e;
int Bpp;
int crc16;
int iig;
int found;
int cache_entries;
int lru_index;
struct list16 *ll;
struct xrdp_bitmap *lbm;
struct xrdp_lru_item *llru;
LLOGLN(10, ("xrdp_cache_add_bitmap:"));
LLOGLN(10, ("xrdp_cache_add_bitmap: crc16 0x%4.4x",
bitmap->crc16));
e = (4 - (bitmap->width % 4)) & 3;
found = 0;
cache_id = 0;
cache_entries = 0;
/* client Bpp, bmp_size */
Bpp = (bitmap->bpp + 7) / 8;
bmp_size = (bitmap->width + e) * bitmap->height * Bpp;
self->bitmap_stamp++;
if (bmp_size <= self->cache1_size)
{
cache_id = 0;
cache_entries = self->cache1_entries;
}
else if (bmp_size <= self->cache2_size)
{
cache_id = 1;
cache_entries = self->cache2_entries;
}
else if (bmp_size <= self->cache3_size)
{
cache_id = 2;
cache_entries = self->cache3_entries;
}
else
{
log_message(LOG_LEVEL_ERROR, "error in xrdp_cache_add_bitmap, "
"too big(%d) bpp %d", bmp_size, bitmap->bpp);
return 0;
}
crc16 = bitmap->crc16;
ll = &(self->crc16[cache_id][crc16]);
for (jndex = 0; jndex < ll->count; jndex++)
{
cache_idx = list16_get_item(ll, jndex);
if (COMPARE_WITH_CRC32
(self->bitmap_items[cache_id][cache_idx].bitmap, bitmap))
{
LLOGLN(10, ("found bitmap at %d %d", index, jndex));
found = 1;
break;
}
}
if (found)
{
lru_index = self->bitmap_items[cache_id][cache_idx].lru_index;
self->bitmap_items[cache_id][cache_idx].stamp = self->bitmap_stamp;
xrdp_bitmap_delete(bitmap);
/* update lru to end */
xrdp_cache_update_lru(self, cache_id, lru_index);
return MAKELONG(cache_idx, cache_id);
}
/* find lru */
/* check for reset */
if (self->lru_reset[cache_id])
{
self->lru_reset[cache_id] = 0;
LLOGLN(0, ("xrdp_cache_add_bitmap: reset detected cache_id %d",
cache_id));
self->lru_tail[cache_id] = cache_entries - 1;
index = self->lru_tail[cache_id];
llru = &(self->bitmap_lrus[cache_id][index]);
llru->next = -1;
}
/* lru is item at head */
lru_index = self->lru_head[cache_id];
cache_idx = lru_index;
/* update lru to end */
xrdp_cache_update_lru(self, cache_id, lru_index);
LLOGLN(10, ("xrdp_cache_add_bitmap: oldest %d %d", cache_id, cache_idx));
LLOGLN(10, ("adding bitmap at %d %d old ptr %p new ptr %p",
cache_id, cache_idx,
self->bitmap_items[cache_id][cache_idx].bitmap,
bitmap));
/* remove old, about to be deleted, from crc16 list */
lbm = self->bitmap_items[cache_id][cache_idx].bitmap;
if (lbm != 0)
{
crc16 = lbm->crc16;
ll = &(self->crc16[cache_id][crc16]);
iig = list16_index_of(ll, cache_idx);
if (iig == -1)
{
LLOGLN(0, ("xrdp_cache_add_bitmap: error removing cache_idx"));
}
LLOGLN(10, ("xrdp_cache_add_bitmap: removing index %d from crc16 %d",
iig, crc16));
list16_remove_item(ll, iig);
xrdp_bitmap_delete(lbm);
}
/* set, send bitmap and return */
self->bitmap_items[cache_id][cache_idx].bitmap = bitmap;
self->bitmap_items[cache_id][cache_idx].stamp = self->bitmap_stamp;
self->bitmap_items[cache_id][cache_idx].lru_index = lru_index;
/* add to crc16 list */
crc16 = bitmap->crc16;
ll = &(self->crc16[cache_id][crc16]);
list16_add_item(ll, cache_idx);
if (ll->count > 1)
{
LLOGLN(10, ("xrdp_cache_add_bitmap: count %d", ll->count));
}
if (self->use_bitmap_comp)
{
if (self->bitmap_cache_version & 4)
{
if (libxrdp_orders_send_bitmap3(self->session, bitmap->width,
bitmap->height, bitmap->bpp,
bitmap->data, cache_id, cache_idx,
hints) == 0)
{
return MAKELONG(cache_idx, cache_id);
}
}
if (self->bitmap_cache_version & 2)
{
libxrdp_orders_send_bitmap2(self->session, bitmap->width,
bitmap->height, bitmap->bpp,
bitmap->data, cache_id, cache_idx,
hints);
}
else if (self->bitmap_cache_version & 1)
{
libxrdp_orders_send_bitmap(self->session, bitmap->width,
bitmap->height, bitmap->bpp,
bitmap->data, cache_id, cache_idx);
}
}
else
{
if (self->bitmap_cache_version & 2)
{
libxrdp_orders_send_raw_bitmap2(self->session, bitmap->width,
bitmap->height, bitmap->bpp,
bitmap->data, cache_id, cache_idx);
}
else if (self->bitmap_cache_version & 1)
{
libxrdp_orders_send_raw_bitmap(self->session, bitmap->width,
bitmap->height, bitmap->bpp,
bitmap->data, cache_id, cache_idx);
}
}
return MAKELONG(cache_idx, cache_id);
}
/* returns cache id */
int APP_CC
xrdp_cache_add_bitmap(struct xrdp_cache* self, struct xrdp_bitmap* bitmap)
{
int i;
int j;
int oldest;
int cache_id;
int cache_idx;
int bmp_size;
int e;
int Bpp;
e = bitmap->width % 4;
if (e != 0)
{
e = 4 - e;
}
Bpp = (bitmap->bpp + 7) / 8;
bmp_size = (bitmap->width + e) * bitmap->height * Bpp;
self->bitmap_stamp++;
/* look for match */
if (bmp_size <= self->cache1_size)
{
i = 0;
for (j = 0; j < self->cache1_entries; j++)
{
#ifdef USE_CRC
if (xrdp_bitmap_compare_with_crc(self->bitmap_items[i][j].bitmap, bitmap))
#else
if (xrdp_bitmap_compare(self->bitmap_items[i][j].bitmap, bitmap))
#endif
{
self->bitmap_items[i][j].stamp = self->bitmap_stamp;
DEBUG(("found bitmap at %d %d", i, j));
xrdp_bitmap_delete(bitmap);
return MAKELONG(j, i);
}
}
}
else if (bmp_size <= self->cache2_size)
{
i = 1;
for (j = 0; j < self->cache2_entries; j++)
{
#ifdef USE_CRC
if (xrdp_bitmap_compare_with_crc(self->bitmap_items[i][j].bitmap, bitmap))
#else
if (xrdp_bitmap_compare(self->bitmap_items[i][j].bitmap, bitmap))
#endif
{
self->bitmap_items[i][j].stamp = self->bitmap_stamp;
DEBUG(("found bitmap at %d %d", i, j));
xrdp_bitmap_delete(bitmap);
return MAKELONG(j, i);
}
}
}
else if (bmp_size <= self->cache3_size)
{
i = 2;
for (j = 0; j < self->cache3_entries; j++)
{
#ifdef USE_CRC
if (xrdp_bitmap_compare_with_crc(self->bitmap_items[i][j].bitmap, bitmap))
#else
if (xrdp_bitmap_compare(self->bitmap_items[i][j].bitmap, bitmap))
#endif
{
self->bitmap_items[i][j].stamp = self->bitmap_stamp;
DEBUG(("found bitmap at %d %d", i, j));
xrdp_bitmap_delete(bitmap);
return MAKELONG(j, i);
}
}
}
else
{
g_writeln("error in xrdp_cache_add_bitmap, too big(%d)", bmp_size);
}
/* look for oldest */
cache_id = 0;
cache_idx = 0;
oldest = 0x7fffffff;
if (bmp_size <= self->cache1_size)
{
i = 0;
for (j = 0; j < self->cache1_entries; j++)
{
if (self->bitmap_items[i][j].stamp < oldest)
{
oldest = self->bitmap_items[i][j].stamp;
cache_id = i;
cache_idx = j;
}
}
}
else if (bmp_size <= self->cache2_size)
{
i = 1;
for (j = 0; j < self->cache2_entries; j++)
{
if (self->bitmap_items[i][j].stamp < oldest)
{
oldest = self->bitmap_items[i][j].stamp;
cache_id = i;
cache_idx = j;
}
}
}
else if (bmp_size <= self->cache3_size)
{
i = 2;
for (j = 0; j < self->cache3_entries; j++)
{
if (self->bitmap_items[i][j].stamp < oldest)
{
oldest = self->bitmap_items[i][j].stamp;
cache_id = i;
cache_idx = j;
}
}
}
DEBUG(("adding bitmap at %d %d", cache_id, cache_idx));
/* set, send bitmap and return */
xrdp_bitmap_delete(self->bitmap_items[cache_id][cache_idx].bitmap);
self->bitmap_items[cache_id][cache_idx].bitmap = bitmap;
self->bitmap_items[cache_id][cache_idx].stamp = self->bitmap_stamp;
if (self->bitmap_cache_version == 0) /* orginal version */
{
if (self->use_bitmap_comp)
{
libxrdp_orders_send_bitmap(self->session, bitmap->width,
bitmap->height, bitmap->bpp,
bitmap->data, cache_id, cache_idx);
}
else
{
libxrdp_orders_send_raw_bitmap(self->session, bitmap->width,
bitmap->height, bitmap->bpp,
bitmap->data, cache_id, cache_idx);
}
}
else
{
if (self->use_bitmap_comp)
{
libxrdp_orders_send_bitmap2(self->session, bitmap->width,
bitmap->height, bitmap->bpp,
bitmap->data, cache_id, cache_idx);
}
else
{
libxrdp_orders_send_raw_bitmap2(self->session, bitmap->width,
bitmap->height, bitmap->bpp,
bitmap->data, cache_id, cache_idx);
}
}
return MAKELONG(cache_idx, cache_id);
}
