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Fixed leak in bitmap handling.

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This commit is contained in:
Armin Novak
2016-10-10 10:38:54 +02:00
parent bc69730863
commit eecc4b189f
5 changed files with 70 additions and 43 deletions
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62
libfreerdp/cache/bitmap.c vendored
View File

@@ -34,14 +34,19 @@
#include <freerdp/gdi/bitmap.h>
#include "../gdi/gdi.h"
#include "../core/graphics.h"
#define TAG FREERDP_TAG("cache.bitmap")
static rdpBitmap* bitmap_cache_get(rdpBitmapCache* bitmapCache, UINT32 id,
UINT32 index);
static void bitmap_cache_put(rdpBitmapCache* bitmap_cache, UINT32 id,
static BOOL bitmap_cache_put(rdpBitmapCache* bitmap_cache, UINT32 id,
UINT32 index, rdpBitmap* bitmap);
static void bitmap_free(rdpContext* context, rdpBitmap* bitmap)
{
}
static BOOL update_gdi_memblt(rdpContext* context,
MEMBLT_ORDER* memblt)
{
@@ -119,25 +124,22 @@ static BOOL update_gdi_cache_bitmap(rdpContext* context,
cacheBitmap->bitmapBpp, cacheBitmap->bitmapLength,
cacheBitmap->compressed, RDP_CODEC_ID_NONE))
{
bitmap->Free(context, bitmap);
Bitmap_Free(context, bitmap);
return FALSE;
}
if (!bitmap->New(context, bitmap))
{
bitmap->Free(context, bitmap);
Bitmap_Free(context, bitmap);
return FALSE;
}
prevBitmap = bitmap_cache_get(cache->bitmap, cacheBitmap->cacheId,
cacheBitmap->cacheIndex);
if (prevBitmap != NULL)
prevBitmap->Free(context, prevBitmap);
bitmap_cache_put(cache->bitmap, cacheBitmap->cacheId, cacheBitmap->cacheIndex,
bitmap);
return TRUE;
Bitmap_Free(context, prevBitmap);
return bitmap_cache_put(cache->bitmap, cacheBitmap->cacheId,
cacheBitmap->cacheIndex,
bitmap);
}
static BOOL update_gdi_cache_bitmap_v2(rdpContext* context,
@@ -171,7 +173,7 @@ static BOOL update_gdi_cache_bitmap_v2(rdpContext* context,
cacheBitmapV2->compressed,
RDP_CODEC_ID_NONE))
{
bitmap->Free(context, bitmap);
Bitmap_Free(context, bitmap);
return FALSE;
}
@@ -180,16 +182,13 @@ static BOOL update_gdi_cache_bitmap_v2(rdpContext* context,
if (!bitmap->New(context, bitmap))
{
bitmap->Free(context, bitmap);
Bitmap_Free(context, bitmap);
return FALSE;
}
if (prevBitmap)
prevBitmap->Free(context, prevBitmap);
bitmap_cache_put(cache->bitmap, cacheBitmapV2->cacheId,
cacheBitmapV2->cacheIndex, bitmap);
return TRUE;
Bitmap_Free(context, prevBitmap);
return bitmap_cache_put(cache->bitmap, cacheBitmapV2->cacheId,
cacheBitmapV2->cacheIndex, bitmap);
}
static BOOL update_gdi_cache_bitmap_v3(rdpContext* context,
@@ -217,25 +216,21 @@ static BOOL update_gdi_cache_bitmap_v3(rdpContext* context,
bitmapData->bpp, bitmapData->length, compressed,
bitmapData->codecID))
{
bitmap->Free(context, bitmap);
Bitmap_Free(context, bitmap);
return FALSE;
}
if (!bitmap->New(context, bitmap))
{
bitmap->Free(context, bitmap);
Bitmap_Free(context, bitmap);
return FALSE;
}
prevBitmap = bitmap_cache_get(cache->bitmap, cacheBitmapV3->cacheId,
cacheBitmapV3->cacheIndex);
if (prevBitmap)
prevBitmap->Free(context, prevBitmap);
bitmap_cache_put(cache->bitmap, cacheBitmapV3->cacheId,
cacheBitmapV3->cacheIndex, bitmap);
return TRUE;
Bitmap_Free(context, prevBitmap);
return bitmap_cache_put(cache->bitmap, cacheBitmapV3->cacheId,
cacheBitmapV3->cacheIndex, bitmap);
}
rdpBitmap* bitmap_cache_get(rdpBitmapCache* bitmapCache, UINT32 id,
@@ -263,13 +258,13 @@ rdpBitmap* bitmap_cache_get(rdpBitmapCache* bitmapCache, UINT32 id,
return bitmap;
}
void bitmap_cache_put(rdpBitmapCache* bitmapCache, UINT32 id, UINT32 index,
BOOL bitmap_cache_put(rdpBitmapCache* bitmapCache, UINT32 id, UINT32 index,
rdpBitmap* bitmap)
{
if (id > bitmapCache->maxCells)
{
WLog_ERR(TAG, "put invalid bitmap cell id: %d", id);
return;
return FALSE;
}
if (index == BITMAP_CACHE_WAITING_LIST_INDEX)
@@ -279,10 +274,11 @@ void bitmap_cache_put(rdpBitmapCache* bitmapCache, UINT32 id, UINT32 index,
else if (index > bitmapCache->cells[id].number)
{
WLog_ERR(TAG, "put invalid bitmap index %d in cell id: %d", index, id);
return;
return FALSE;
}
bitmapCache->cells[id].entries[index] = bitmap;
return TRUE;
}
void bitmap_cache_register_callbacks(rdpUpdate* update)
@@ -335,7 +331,7 @@ fail:
{
for (i = 0; i < (int) bitmapCache->maxCells; i++)
free(bitmapCache->cells[i].entries);
}
}
free(bitmapCache);
return NULL;
@@ -353,9 +349,7 @@ void bitmap_cache_free(rdpBitmapCache* bitmapCache)
for (j = 0; j < (int) bitmapCache->cells[i].number + 1; j++)
{
bitmap = bitmapCache->cells[i].entries[j];
if (bitmap)
bitmap->Free(bitmapCache->context, bitmap);
Bitmap_Free(bitmapCache->context, bitmap);
}
free(bitmapCache->cells[i].entries);

6
libfreerdp/cache/offscreen.c vendored
View File

@@ -30,6 +30,8 @@
#include <freerdp/log.h>
#include <freerdp/cache/offscreen.h>
#include "../core/graphics.h"
#define TAG FREERDP_TAG("cache.offscreen")
static void offscreen_cache_put(rdpOffscreenCache* offscreen_cache,
@@ -188,9 +190,7 @@ void offscreen_cache_free(rdpOffscreenCache* offscreenCache)
for (i = 0; i < (int) offscreenCache->maxEntries; i++)
{
bitmap = offscreenCache->entries[i];
if (bitmap)
bitmap->Free(offscreenCache->update->context, bitmap);
Bitmap_Free(offscreenCache->update->context, bitmap);
}
free(offscreenCache->entries);