libfreerdp-core: sanitize NSCodec capabilities

This commit is contained in:
Marc-André Moreau 2014-11-19 09:39:47 -05:00
parent ab9a4318c8
commit d6e6db05e9
1 changed files with 17 additions and 3 deletions

View File

@ -2818,14 +2818,28 @@ void rdp_write_rfx_client_capability_container(wStream* s, rdpSettings* settings
*/
void rdp_write_nsc_client_capability_container(wStream* s, rdpSettings* settings)
{
BYTE colorLossLevel;
BYTE fAllowSubsampling;
BYTE fAllowDynamicFidelity;
fAllowDynamicFidelity = settings->NSCodecAllowDynamicColorFidelity;
fAllowSubsampling = settings->NSCodecAllowSubsampling;
colorLossLevel = settings->NSCodecColorLossLevel;
if (colorLossLevel < 1)
colorLossLevel = 1;
if (colorLossLevel > 7)
colorLossLevel = 7;
Stream_EnsureRemainingCapacity(s, 8);
Stream_Write_UINT16(s, 3); /* codecPropertiesLength */
/* TS_NSCODEC_CAPABILITYSET */
Stream_Write_UINT8(s, settings->NSCodecAllowDynamicColorFidelity); /* fAllowDynamicFidelity */
Stream_Write_UINT8(s, settings->NSCodecAllowSubsampling); /* fAllowSubsampling */
Stream_Write_UINT8(s, settings->NSCodecColorLossLevel); /* colorLossLevel */
Stream_Write_UINT8(s, fAllowDynamicFidelity); /* fAllowDynamicFidelity (1 byte) */
Stream_Write_UINT8(s, fAllowSubsampling); /* fAllowSubsampling (1 byte) */
Stream_Write_UINT8(s, colorLossLevel); /* colorLossLevel (1 byte) */
}
void rdp_write_jpeg_client_capability_container(wStream* s, rdpSettings* settings)