diff --git a/CMakeLists.txt b/CMakeLists.txt index fb4c0adff..29c6f9214 100644 --- a/CMakeLists.txt +++ b/CMakeLists.txt @@ -151,6 +151,7 @@ add_subdirectory(libfreerdp-common) add_subdirectory(libfreerdp-chanman) add_subdirectory(libfreerdp-core) add_subdirectory(libfreerdp-rfx) +add_subdirectory(libfreerdp-nsc) if(NOT WIN32) add_subdirectory(channels) diff --git a/libfreerdp-core/capabilities.c b/libfreerdp-core/capabilities.c index 43430cd6f..edef6d47c 100644 --- a/libfreerdp-core/capabilities.c +++ b/libfreerdp-core/capabilities.c @@ -8,7 +8,7 @@ * you may not use this file except in compliance with the License. * You may obtain a copy of the License at * - * http://www.apache.org/licenses/LICENSE-2.0 + * http://www.apache.org/licenses/LICENSE-2.0 * * Unless required by applicable law or agreed to in writing, software * distributed under the License is distributed on an "AS IS" BASIS, @@ -57,6 +57,9 @@ uint8 CAPSET_TYPE_STRINGS[][32] = /* CODEC_GUID_REMOTEFX 0x76772F12BD724463AFB3B73C9C6F7886 */ #define CODEC_GUID_REMOTEFX "\x12\x2F\x77\x76\x72\xBD\x63\x44\xAF\xB3\xB7\x3C\x9C\x6F\x78\x86" +/* CODEC_GUID_NSCODEC 0xCA8D1BB9000F154F589FAE2D1A87E2D6 */ +#define CODEC_GUID_NSCODEC "\xb9\x1b\x8d\xca\x0f\x00\x4f\x15\x58\x9f\xae\x2d\x1a\x87\xe2\xd6" + void rdp_read_capability_set_header(STREAM* s, uint16* length, uint16* type) { stream_read_uint16(s, *type); /* capabilitySetType */ @@ -1367,6 +1370,7 @@ void rdp_read_bitmap_codecs_capability_set(STREAM* s, rdpSettings* settings) if (settings->server_mode) { settings->rfx_codec = False; + settings->ns_codec = False; } while (bitmapCodecCount > 0) @@ -1377,6 +1381,12 @@ void rdp_read_bitmap_codecs_capability_set(STREAM* s, rdpSettings* settings) stream_read_uint8(s, settings->rfx_codec_id); settings->rfx_codec = True; } + if (settings->server_mode && strncmp((char*)stream_get_tail(s),CODEC_GUID_NSCODEC, 16) == 0) + { + stream_seek(s, 16); /*codec GUID (16 bytes) */ + stream_read_uint8(s, settings->ns_codec_id); + settings->ns_codec = True; + } else { stream_seek(s, 16); /* codecGUID (16 bytes) */ @@ -1438,6 +1448,21 @@ void rdp_write_rfx_client_capability_container(STREAM* s, rdpSettings* settings) stream_write_uint8(s, CLW_ENTROPY_RLGR3); /* entropyBits */ } +/** + * Write NSCODEC Client Capability Container.\n + * @param s stream + * @param settings settings + */ +void rdp_write_nsc_client_capability_container(STREAM* s, rdpSettings* settings) +{ + stream_write_uint16(s, 3); /* codecPropertiesLength */ + + /* TS_NSCODEC_CAPABILITYSET */ + stream_write_uint8(s, 1); /* fAllowDynamicFidelity */ + stream_write_uint8(s, 1); /* fAllowSubsampling */ + stream_write_uint8(s, 3); /* colorLossLevel */ +} + /** * Write RemoteFX Server Capability Container.\n * @param s stream @@ -1449,6 +1474,18 @@ void rdp_write_rfx_server_capability_container(STREAM* s, rdpSettings* settings) stream_write_uint32(s, 0); /* reserved */ } +/** + * Write NSCODEC Server Capability Container.\n + * @param s stream + * @param settings settings + */ +void rdp_write_nsc_server_capability_container(STREAM* s, rdpSettings* settings) +{ + stream_write_uint16(s, 4); /* codecPropertiesLength */ + stream_write_uint32(s, 0); /* reserved */ +} + + /** * Write bitmap codecs capability set.\n * @msdn{dd891377} @@ -1466,6 +1503,8 @@ void rdp_write_bitmap_codecs_capability_set(STREAM* s, rdpSettings* settings) bitmapCodecCount = 0; if (settings->rfx_codec) bitmapCodecCount++; + if (settings->ns_codec) + bitmapCodecCount++; stream_write_uint8(s, bitmapCodecCount); @@ -1484,7 +1523,20 @@ void rdp_write_bitmap_codecs_capability_set(STREAM* s, rdpSettings* settings) rdp_write_rfx_client_capability_container(s, settings); } } - + if (settings->ns_codec) + { + stream_write(s, CODEC_GUID_NSCODEC, 16); + if (settings->server_mode) + { + stream_write_uint8(s, 0); /* codecID is defined by the client */ + rdp_write_nsc_server_capability_container(s, settings); + } + else + { + stream_write_uint8(s, CODEC_ID_NSCODEC); /* codecID */ + rdp_write_nsc_client_capability_container(s, settings); + } + } rdp_capability_set_finish(s, header, CAPSET_TYPE_BITMAP_CODECS); }