mirrors/FreeRDP
1
0
Fork 0
Code Issues Pull Requests Packages Projects Releases Wiki Activity

Fixed missing parameter checks.

Browse Source
This commit is contained in:
Armin Novak 2017-11-14 13:58:55 +01:00
parent bd7e4cd35a
commit dbe418062f
1 changed files with 30 additions and 10 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

40
libfreerdp/codec/planar.c
View File

@ -309,7 +309,7 @@ static INLINE BOOL planar_decompress_planes_raw(const BYTE* pSrcData[4],
for (y = beg; y != end; y += inc)
{
BYTE* pRGB = &pDstData[((nYDst + y) * nDstStep) + (nXDst * GetBytesPerPixel(
DstFormat))];
DstFormat))];
if (!writeLine(&pRGB, DstFormat, nWidth, &pR, &pG, &pB, &pA))
return FALSE;
@ -320,7 +320,7 @@ static INLINE BOOL planar_decompress_planes_raw(const BYTE* pSrcData[4],
for (y = beg; y != end; y += inc)
{
BYTE* pRGB = &pDstData[((nYDst + y) * nDstStep) + (nXDst * GetBytesPerPixel(
DstFormat))];
DstFormat))];
if (!writeLine(&pRGB, DstFormat, nWidth, &pR, &pG, &pB, &pA))
return FALSE;
@ -998,7 +998,7 @@ BYTE* freerdp_bitmap_planar_compress_plane_rle(const BYTE* inPlane,
return outPlane;
}
static INLINE UINT32 freerdp_bitmap_planar_compress_planes_rle(
static INLINE BOOL freerdp_bitmap_planar_compress_planes_rle(
BYTE* inPlanes[4], UINT32 width, UINT32 height,
BYTE* outPlanes, UINT32* dstSizes, BOOL skipAlpha)
{
@ -1015,7 +1015,7 @@ static INLINE UINT32 freerdp_bitmap_planar_compress_planes_rle(
if (!freerdp_bitmap_planar_compress_plane_rle(
inPlanes[0], width, height, outPlanes, &dstSizes[0]))
return 0;
return FALSE;
outPlanes += dstSizes[0];
outPlanesSize -= dstSizes[0];
@ -1026,7 +1026,7 @@ static INLINE UINT32 freerdp_bitmap_planar_compress_planes_rle(
if (!freerdp_bitmap_planar_compress_plane_rle(inPlanes[1], width, height,
outPlanes, &dstSizes[1]))
return 0;
return FALSE;
outPlanes += dstSizes[1];
outPlanesSize -= dstSizes[1];
@ -1035,7 +1035,7 @@ static INLINE UINT32 freerdp_bitmap_planar_compress_planes_rle(
if (!freerdp_bitmap_planar_compress_plane_rle(inPlanes[2], width, height,
outPlanes, &dstSizes[2]))
return 0;
return FALSE;
outPlanes += dstSizes[2];
outPlanesSize -= dstSizes[2];
@ -1044,9 +1044,9 @@ static INLINE UINT32 freerdp_bitmap_planar_compress_planes_rle(
if (!freerdp_bitmap_planar_compress_plane_rle(inPlanes[3], width, height,
outPlanes, &dstSizes[3]))
return 0;
return FALSE;
return 1;
return TRUE;
}
BYTE* freerdp_bitmap_planar_delta_encode_plane(const BYTE* inPlane,
@ -1136,10 +1136,12 @@ BYTE* freerdp_bitmap_compress_planar(BITMAP_PLANAR_CONTEXT* context,
context->deltaPlanes))
return NULL;
if (freerdp_bitmap_planar_compress_planes_rle(
if (!freerdp_bitmap_planar_compress_planes_rle(
context->deltaPlanes, width, height,
context->rlePlanesBuffer, dstSizes,
context->AllowSkipAlpha) > 0)
context->AllowSkipAlpha))
return NULL;
{
int offset = 0;
FormatHeader |= PLANAR_FORMAT_HEADER_RLE;
@ -1155,6 +1157,24 @@ BYTE* freerdp_bitmap_compress_planar(BITMAP_PLANAR_CONTEXT* context,
}
}
if (FormatHeader & PLANAR_FORMAT_HEADER_RLE)
{
if (!context->AllowRunLengthEncoding)
return NULL;
if (context->rlePlanes[0] == NULL)
return NULL;
if (context->rlePlanes[1] == NULL)
return NULL;
if (context->rlePlanes[2] == NULL)
return NULL;
if (context->rlePlanes[3] == NULL)
return NULL;
}
if (!dstData)
{
size = 1;