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xrdp-proprietary/libxrdp/xrdp_caps.c

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/**
* xrdp: A Remote Desktop Protocol server.
*
* Copyright (C) Jay Sorg 2004-2014
* Copyright (C) Idan Freiberg 2004-2014
*
* Licensed under the Apache License, Version 2.0 (the "License");
* 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
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*
* RDP Capability Sets
*/
#include "libxrdp.h"
/*****************************************************************************/
static int APP_CC
xrdp_caps_send_monitorlayout(struct xrdp_rdp *self)
{
struct stream *s;
int i;
make_stream(s);
init_stream(s, 8192);
if (xrdp_rdp_init_data(self, s) != 0)
{
free_stream(s);
return 1;
}
out_uint32_le(s, self->client_info.monitorCount); /* monitorCount (4 bytes) */
/* TODO: validate for allowed monitors in terminal server (maybe by config?) */
for (i = 0; i < self->client_info.monitorCount; i++)
{
out_uint32_le(s, self->client_info.minfo[i].left);
out_uint32_le(s, self->client_info.minfo[i].top);
out_uint32_le(s, self->client_info.minfo[i].right);
out_uint32_le(s, self->client_info.minfo[i].bottom);
out_uint32_le(s, self->client_info.minfo[i].is_primary);
}
s_mark_end(s);
if (xrdp_rdp_send_data(self, s, 0x37) != 0)
{
free_stream(s);
return 1;
}
free_stream(s);
return 0;
}
/*****************************************************************************/
static int APP_CC
xrdp_caps_process_general(struct xrdp_rdp *self, struct stream *s,
int len)
{
int extraFlags;
int client_does_fastpath_output;
if (len < 10 + 2)
{
g_writeln("xrdp_caps_process_general: error");
return 1;
}
in_uint16_le(s, self->client_info.client_os_major); /* osMajorType (2 bytes) */
in_uint16_le(s, self->client_info.client_os_minor); /* osMinorType (2 bytes) */
in_uint8s(s, 6);
in_uint16_le(s, extraFlags); /* extraFlags (2 bytes) */
/* use_compact_packets is pretty much 'use rdp5' */
self->client_info.use_compact_packets = (extraFlags != 0);
/* op2 is a boolean to use compact bitmap headers in bitmap cache */
/* set it to same as 'use rdp5' boolean */
self->client_info.op2 = self->client_info.use_compact_packets;
/* FASTPATH_OUTPUT_SUPPORTED 0x0001 */
client_does_fastpath_output = extraFlags & FASTPATH_OUTPUT_SUPPORTED;
if ((self->client_info.use_fast_path & 1) && !client_does_fastpath_output)
{
/* server supports fast path output and client does not, turn it off */
self->client_info.use_fast_path &= ~1;
}
return 0;
}
/*****************************************************************************/
static int APP_CC
xrdp_caps_process_order(struct xrdp_rdp *self, struct stream *s,
int len)
{
int i;
char order_caps[32];
int ex_flags;
int cap_flags;
DEBUG(("order capabilities"));
if (len < 20 + 2 + 2 + 2 + 2 + 2 + 2 + 32 + 2 + 2 + 4 + 4 + 4 + 4)
{
g_writeln("xrdp_caps_process_order: error");
return 1;
}
in_uint8s(s, 20); /* Terminal desc, pad */
in_uint8s(s, 2); /* Cache X granularity */
in_uint8s(s, 2); /* Cache Y granularity */
in_uint8s(s, 2); /* Pad */
in_uint8s(s, 2); /* Max order level */
in_uint8s(s, 2); /* Number of fonts */
in_uint16_le(s, cap_flags); /* Capability flags */
in_uint8a(s, order_caps, 32); /* Orders supported */
g_memcpy(self->client_info.orders, order_caps, 32);
DEBUG(("dest blt-0 %d", order_caps[0]));
DEBUG(("pat blt-1 %d", order_caps[1]));
DEBUG(("screen blt-2 %d", order_caps[2]));
DEBUG(("memblt-3-13 %d %d", order_caps[3], order_caps[13]));
DEBUG(("triblt-4-14 %d %d", order_caps[4], order_caps[14]));
DEBUG(("line-8 %d", order_caps[8]));
DEBUG(("line-9 %d", order_caps[9]));
DEBUG(("rect-10 %d", order_caps[10]));
DEBUG(("desksave-11 %d", order_caps[11]));
DEBUG(("polygon-20 %d", order_caps[20]));
DEBUG(("polygon2-21 %d", order_caps[21]));
DEBUG(("polyline-22 %d", order_caps[22]));
DEBUG(("ellipse-25 %d", order_caps[25]));
DEBUG(("ellipse2-26 %d", order_caps[26]));
DEBUG(("text2-27 %d", order_caps[27]));
DEBUG(("order_caps dump"));
#if defined(XRDP_DEBUG)
g_hexdump(order_caps, 32);
#endif
in_uint8s(s, 2); /* Text capability flags */
/* read extended order support flags */
in_uint16_le(s, ex_flags); /* Ex flags */
if (cap_flags & 0x80) /* ORDER_FLAGS_EXTRA_SUPPORT */
{
self->client_info.order_flags_ex = ex_flags;
if (ex_flags & XR_ORDERFLAGS_EX_CACHE_BITMAP_REV3_SUPPORT)
{
g_writeln("xrdp_caps_process_order: bitmap cache v3 supported");
self->client_info.bitmap_cache_version |= 4;
}
}
in_uint8s(s, 4); /* Pad */
in_uint32_le(s, i); /* desktop cache size, usually 0x38400 */
self->client_info.desktop_cache = i;
DEBUG(("desktop cache size %d", i));
in_uint8s(s, 4); /* Unknown */
in_uint8s(s, 4); /* Unknown */
return 0;
}
/*****************************************************************************/
/* get the bitmap cache size */
static int APP_CC
xrdp_caps_process_bmpcache(struct xrdp_rdp *self, struct stream *s,
int len)
{
int i;
if (len < 24 + 2 + 2 + 2 + 2 + 2 + 2)
{
g_writeln("xrdp_caps_process_bmpcache: error");
return 1;
}
self->client_info.bitmap_cache_version |= 1;
in_uint8s(s, 24);
/* cache 1 */
in_uint16_le(s, i);
i = MIN(i, XRDP_MAX_BITMAP_CACHE_IDX);
i = MAX(i, 0);
self->client_info.cache1_entries = i;
in_uint16_le(s, self->client_info.cache1_size);
/* cache 2 */
in_uint16_le(s, i);
i = MIN(i, XRDP_MAX_BITMAP_CACHE_IDX);
i = MAX(i, 0);
self->client_info.cache2_entries = i;
in_uint16_le(s, self->client_info.cache2_size);
/* cache 3 */
in_uint16_le(s, i);
i = MIN(i, XRDP_MAX_BITMAP_CACHE_IDX);
i = MAX(i, 0);
self->client_info.cache3_entries = i;
in_uint16_le(s, self->client_info.cache3_size);
DEBUG(("cache1 entries %d size %d", self->client_info.cache1_entries,
self->client_info.cache1_size));
DEBUG(("cache2 entries %d size %d", self->client_info.cache2_entries,
self->client_info.cache2_size));
DEBUG(("cache3 entries %d size %d", self->client_info.cache3_entries,
self->client_info.cache3_size));
return 0;
}
/*****************************************************************************/
/* get the bitmap cache size */
static int APP_CC
xrdp_caps_process_bmpcache2(struct xrdp_rdp *self, struct stream *s,
int len)
{
int Bpp = 0;
int i = 0;
if (len < 2 + 2 + 4 + 4 + 4)
{
g_writeln("xrdp_caps_process_bmpcache2: error");
return 1;
}
self->client_info.bitmap_cache_version |= 2;
Bpp = (self->client_info.bpp + 7) / 8;
in_uint16_le(s, i); /* cache flags */
self->client_info.bitmap_cache_persist_enable = i;
in_uint8s(s, 2); /* number of caches in set, 3 */
in_uint32_le(s, i);
i = MIN(i, XRDP_MAX_BITMAP_CACHE_IDX);
i = MAX(i, 0);
self->client_info.cache1_entries = i;
self->client_info.cache1_size = 256 * Bpp;
in_uint32_le(s, i);
i = MIN(i, XRDP_MAX_BITMAP_CACHE_IDX);
i = MAX(i, 0);
self->client_info.cache2_entries = i;
self->client_info.cache2_size = 1024 * Bpp;
in_uint32_le(s, i);
i = i & 0x7fffffff;
i = MIN(i, XRDP_MAX_BITMAP_CACHE_IDX);
i = MAX(i, 0);
self->client_info.cache3_entries = i;
self->client_info.cache3_size = 4096 * Bpp;
DEBUG(("cache1 entries %d size %d", self->client_info.cache1_entries,
self->client_info.cache1_size));
DEBUG(("cache2 entries %d size %d", self->client_info.cache2_entries,
self->client_info.cache2_size));
DEBUG(("cache3 entries %d size %d", self->client_info.cache3_entries,
self->client_info.cache3_size));
return 0;
}
/*****************************************************************************/
static int APP_CC
xrdp_caps_process_cache_v3_codec_id(struct xrdp_rdp *self, struct stream *s,
int len)
{
int codec_id;
if (len < 1)
{
g_writeln("xrdp_caps_process_cache_v3_codec_id: error");
return 1;
}
in_uint8(s, codec_id);
g_writeln("xrdp_caps_process_cache_v3_codec_id: cache_v3_codec_id %d",
codec_id);
self->client_info.v3_codec_id = codec_id;
return 0;
}
/*****************************************************************************/
/* get the number of client cursor cache */
static int APP_CC
xrdp_caps_process_pointer(struct xrdp_rdp *self, struct stream *s,
int len)
{
int i;
int colorPointerFlag;
int no_new_cursor;
if (len < 2 + 2 + 2)
{
g_writeln("xrdp_caps_process_pointer: error");
return 1;
}
no_new_cursor = self->client_info.pointer_flags & 2;
in_uint16_le(s, colorPointerFlag);
self->client_info.pointer_flags = colorPointerFlag;
in_uint16_le(s, i);
i = MIN(i, 32);
self->client_info.pointer_cache_entries = i;
if (colorPointerFlag & 1)
{
g_writeln("xrdp_caps_process_pointer: client supports "
"new(color) cursor");
in_uint16_le(s, i);
i = MIN(i, 32);
self->client_info.pointer_cache_entries = i;
}
else
{
g_writeln("xrdp_caps_process_pointer: client does not support "
"new(color) cursor");
}
if (no_new_cursor)
{
g_writeln("xrdp_caps_process_pointer: new(color) cursor is "
"disabled by config");
self->client_info.pointer_flags = 0;
}
return 0;
}
/*****************************************************************************/
static int APP_CC
xrdp_caps_process_input(struct xrdp_rdp *self, struct stream *s,
int len)
{
int inputFlags;
int client_does_fastpath_input;
in_uint16_le(s, inputFlags);
client_does_fastpath_input = (inputFlags & INPUT_FLAG_FASTPATH_INPUT) ||
(inputFlags & INPUT_FLAG_FASTPATH_INPUT2);
if ((self->client_info.use_fast_path & 2) && !client_does_fastpath_input)
{
self->client_info.use_fast_path &= ~2;
}
return 0;
}
/*****************************************************************************/
/* get the type of client brush cache */
int APP_CC
xrdp_caps_process_brushcache(struct xrdp_rdp *self, struct stream *s,
int len)
{
int code;
if (len < 4)
{
g_writeln("xrdp_caps_process_brushcache: error");
return 1;
}
in_uint32_le(s, code);
self->client_info.brush_cache_code = code;
return 0;
}
/*****************************************************************************/
int APP_CC
xrdp_caps_process_offscreen_bmpcache(struct xrdp_rdp *self, struct stream *s,
int len)
{
int i32;
if (len < 4 + 2 + 2)
{
g_writeln("xrdp_caps_process_offscreen_bmpcache: error");
return 1;
}
in_uint32_le(s, i32);
self->client_info.offscreen_support_level = i32;
in_uint16_le(s, i32);
self->client_info.offscreen_cache_size = i32 * 1024;
in_uint16_le(s, i32);
self->client_info.offscreen_cache_entries = i32;
g_writeln("xrdp_process_offscreen_bmpcache: support level %d "
"cache size %d MB cache entries %d",
self->client_info.offscreen_support_level,
self->client_info.offscreen_cache_size,
self->client_info.offscreen_cache_entries);
return 0;
}
/*****************************************************************************/
int APP_CC
xrdp_caps_process_rail(struct xrdp_rdp *self, struct stream *s, int len)
{
int i32;
if (len < 4)
{
g_writeln("xrdp_caps_process_rail: error");
return 1;
}
in_uint32_le(s, i32);
self->client_info.rail_support_level = i32;
g_writeln("xrdp_process_capset_rail: rail_support_level %d",
self->client_info.rail_support_level);
return 0;
}
/*****************************************************************************/
static int APP_CC
xrdp_caps_process_window(struct xrdp_rdp *self, struct stream *s, int len)
{
int i32;
if (len < 4 + 1 + 2)
{
g_writeln("xrdp_caps_process_window: error");
return 1;
}
in_uint32_le(s, i32);
self->client_info.wnd_support_level = i32;
in_uint8(s, i32);
self->client_info.wnd_num_icon_caches = i32;
in_uint16_le(s, i32);
self->client_info.wnd_num_icon_cache_entries = i32;
g_writeln("xrdp_process_capset_window wnd_support_level %d "
"wnd_num_icon_caches %d wnd_num_icon_cache_entries %d",
self->client_info.wnd_support_level,
self->client_info.wnd_num_icon_caches,
self->client_info.wnd_num_icon_cache_entries);
return 0;
}
/*****************************************************************************/
static int APP_CC
xrdp_caps_process_codecs(struct xrdp_rdp *self, struct stream *s, int len)
{
int codec_id;
int codec_count;
int index;
int codec_properties_length;
int i1;
char *codec_guid;
char *next_guid;
if (len < 1)
{
g_writeln("xrdp_caps_process_codecs: error");
return 1;
}
in_uint8(s, codec_count);
len--;
for (index = 0; index < codec_count; index++)
{
codec_guid = s->p;
if (len < 16 + 1 + 2)
{
g_writeln("xrdp_caps_process_codecs: error");
return 1;
}
in_uint8s(s, 16);
in_uint8(s, codec_id);
in_uint16_le(s, codec_properties_length);
len -= 16 + 1 + 2;
if (len < codec_properties_length)
{
g_writeln("xrdp_caps_process_codecs: error");
return 1;
}
len -= codec_properties_length;
next_guid = s->p + codec_properties_length;
if (g_memcmp(codec_guid, XR_CODEC_GUID_NSCODEC, 16) == 0)
{
g_writeln("xrdp_caps_process_codecs: nscodec codec id %d prop len %d",
codec_id, codec_properties_length);
self->client_info.ns_codec_id = codec_id;
i1 = MIN(64, codec_properties_length);
g_memcpy(self->client_info.ns_prop, s->p, i1);
self->client_info.ns_prop_len = i1;
}
else if (g_memcmp(codec_guid, XR_CODEC_GUID_REMOTEFX, 16) == 0)
{
g_writeln("xrdp_caps_process_codecs: rfx codec id %d prop len %d",
codec_id, codec_properties_length);
self->client_info.rfx_codec_id = codec_id;
i1 = MIN(64, codec_properties_length);
g_memcpy(self->client_info.rfx_prop, s->p, i1);
self->client_info.rfx_prop_len = i1;
}
else if (g_memcmp(codec_guid, XR_CODEC_GUID_JPEG, 16) == 0)
{
g_writeln("xrdp_caps_process_codecs: jpeg codec id %d prop len %d",
codec_id, codec_properties_length);
self->client_info.jpeg_codec_id = codec_id;
i1 = MIN(64, codec_properties_length);
g_memcpy(self->client_info.jpeg_prop, s->p, i1);
self->client_info.jpeg_prop_len = i1;
/* make sure that requested quality is between 0 to 100 */
if (self->client_info.jpeg_prop[0] < 0 || self->client_info.jpeg_prop[0] > 100)
{
g_writeln(" Warning: the requested jpeg quality (%d) is invalid,"
" falling back to default", self->client_info.jpeg_prop[0]);
self->client_info.jpeg_prop[0] = 75; /* use default */
}
g_writeln(" jpeg quality set to %d", self->client_info.jpeg_prop[0]);
}
else if (g_memcmp(codec_guid, XR_CODEC_GUID_H264, 16) == 0)
{
g_writeln("xrdp_caps_process_codecs: h264 codec id %d prop len %d",
codec_id, codec_properties_length);
self->client_info.h264_codec_id = codec_id;
i1 = MIN(64, codec_properties_length);
g_memcpy(self->client_info.h264_prop, s->p, i1);
self->client_info.h264_prop_len = i1;
}
else
{
g_writeln("xrdp_caps_process_codecs: unknown codec id %d", codec_id);
}
s->p = next_guid;
}
return 0;
}
/*****************************************************************************/
static int APP_CC
xrdp_caps_process_multifragmentupdate(struct xrdp_rdp *self, struct stream *s,
int len)
{
int MaxRequestSize;
in_uint32_le(s, MaxRequestSize);
self->client_info.max_fastpath_frag_bytes = MaxRequestSize;
return 0;
}
/*****************************************************************************/
static int APP_CC
xrdp_caps_process_frame_ack(struct xrdp_rdp *self, struct stream *s, int len)
{
g_writeln("xrdp_caps_process_frame_ack:");
self->client_info.use_frame_acks = 1;
in_uint32_le(s, self->client_info.max_unacknowledged_frame_count);
g_writeln(" max_unacknowledged_frame_count %d", self->client_info.max_unacknowledged_frame_count);
return 0;
}
/*****************************************************************************/
int APP_CC
xrdp_caps_process_confirm_active(struct xrdp_rdp *self, struct stream *s)
{
int cap_len;
int source_len;
int num_caps;
int index;
int type;
int len;
char *p;
DEBUG(("in xrdp_caps_process_confirm_active"));
in_uint8s(s, 4); /* rdp_shareid */
in_uint8s(s, 2); /* userid */
in_uint16_le(s, source_len); /* sizeof RDP_SOURCE */
in_uint16_le(s, cap_len);
in_uint8s(s, source_len);
in_uint16_le(s, num_caps);
in_uint8s(s, 2); /* pad */
if ((cap_len < 0) || (cap_len > 1024 * 1024))
{
return 1;
}
for (index = 0; index < num_caps; index++)
{
p = s->p;
if (!s_check_rem(s, 4))
{
g_writeln("xrdp_caps_process_confirm_active: error 1");
return 1;
}
in_uint16_le(s, type);
in_uint16_le(s, len);
if ((len < 4) || !s_check_rem(s, len - 4))
{
g_writeln("xrdp_caps_process_confirm_active: error: len %d, "
"remaining %d", len, (int) (s->end - s->p));
return 1;
}
len -= 4;
switch (type)
{
case RDP_CAPSET_GENERAL: /* 1 */
DEBUG(("RDP_CAPSET_GENERAL"));
xrdp_caps_process_general(self, s, len);
break;
case RDP_CAPSET_BITMAP: /* 2 */
DEBUG(("RDP_CAPSET_BITMAP"));
break;
case RDP_CAPSET_ORDER: /* 3 */
DEBUG(("RDP_CAPSET_ORDER"));
xrdp_caps_process_order(self, s, len);
break;
case RDP_CAPSET_BMPCACHE: /* 4 */
DEBUG(("RDP_CAPSET_BMPCACHE"));
xrdp_caps_process_bmpcache(self, s, len);
break;
case RDP_CAPSET_CONTROL: /* 5 */
DEBUG(("RDP_CAPSET_CONTROL"));
break;
case 6:
xrdp_caps_process_cache_v3_codec_id(self, s, len);
break;
case RDP_CAPSET_ACTIVATE: /* 7 */
DEBUG(("RDP_CAPSET_ACTIVATE"));
break;
case RDP_CAPSET_POINTER: /* 8 */
DEBUG(("RDP_CAPSET_POINTER"));
xrdp_caps_process_pointer(self, s, len);
break;
case RDP_CAPSET_SHARE: /* 9 */
DEBUG(("RDP_CAPSET_SHARE"));
break;
case RDP_CAPSET_COLCACHE: /* 10 */
DEBUG(("RDP_CAPSET_COLCACHE"));
break;
case 12: /* 12 */
DEBUG(("--12"));
break;
case 13: /* 13 */
xrdp_caps_process_input(self, s, len);
break;
case 14: /* 14 */
DEBUG(("--14"));
break;
case RDP_CAPSET_BRUSHCACHE: /* 15 */
xrdp_caps_process_brushcache(self, s, len);
break;
case 16: /* 16 */
DEBUG(("--16"));
break;
case 17: /* 17 */
DEBUG(("CAPSET_TYPE_OFFSCREEN_CACHE"));
xrdp_caps_process_offscreen_bmpcache(self, s, len);
break;
case RDP_CAPSET_BMPCACHE2: /* 19 */
DEBUG(("RDP_CAPSET_BMPCACHE2"));
xrdp_caps_process_bmpcache2(self, s, len);
break;
case 20: /* 20 */
DEBUG(("--20"));
break;
case 21: /* 21 */
DEBUG(("--21"));
break;
case 22: /* 22 */
DEBUG(("--22"));
break;
case 0x0017: /* 23 CAPSETTYPE_RAIL */
xrdp_caps_process_rail(self, s, len);
break;
case 0x0018: /* 24 CAPSETTYPE_WINDOW */
xrdp_caps_process_window(self, s, len);
break;
case 0x001A: /* 26 CAPSETTYPE_MULTIFRAGMENTUPDATE */
xrdp_caps_process_multifragmentupdate(self, s, len);
break;
case RDP_CAPSET_BMPCODECS: /* 0x1d(29) */
xrdp_caps_process_codecs(self, s, len);
break;
case 0x001E: /* CAPSSETTYPE_FRAME_ACKNOWLEDGE */
xrdp_caps_process_frame_ack(self, s, len);
break;
default:
g_writeln("unknown in xrdp_caps_process_confirm_active %d", type);
break;
}
s->p = p + len + 4;
}
DEBUG(("out xrdp_caps_process_confirm_active"));
return 0;
}
/*****************************************************************************/
int APP_CC
xrdp_caps_send_demand_active(struct xrdp_rdp *self)
{
struct stream *s;
int caps_count;
int caps_size;
int codec_caps_count;
int codec_caps_size;
int flags;
char *caps_count_ptr;
char *caps_size_ptr;
char *caps_ptr;
char *codec_caps_count_ptr;
char *codec_caps_size_ptr;
make_stream(s);
init_stream(s, 8192);
DEBUG(("in xrdp_caps_send_demand_active"));
if (xrdp_rdp_init(self, s) != 0)
{
free_stream(s);
return 1;
}
caps_count = 0;
out_uint32_le(s, self->share_id);
out_uint16_le(s, 4); /* 4 chars for RDP\0 */
/* 2 bytes size after num caps, set later */
caps_size_ptr = s->p;
out_uint8s(s, 2);
out_uint8a(s, "RDP", 4);
/* 4 byte num caps, set later */
caps_count_ptr = s->p;
out_uint8s(s, 4);
caps_ptr = s->p;
/* Output share capability set */
caps_count++;
out_uint16_le(s, RDP_CAPSET_SHARE);
out_uint16_le(s, RDP_CAPLEN_SHARE);
out_uint16_le(s, self->mcs_channel);
out_uint16_be(s, 0xb5e2); /* 0x73e1 */
/* Output general capability set */
caps_count++;
out_uint16_le(s, RDP_CAPSET_GENERAL); /* 1 */
out_uint16_le(s, RDP_CAPLEN_GENERAL); /* 24(0x18) */
out_uint16_le(s, 1); /* OS major type */
out_uint16_le(s, 3); /* OS minor type */
out_uint16_le(s, 0x200); /* Protocol version */
out_uint16_le(s, 0); /* pad */
out_uint16_le(s, 0); /* Compression types */
/* NO_BITMAP_COMPRESSION_HDR 0x0400
FASTPATH_OUTPUT_SUPPORTED 0x0001 */
if (self->client_info.use_fast_path & 1)
{
out_uint16_le(s, 0x401);
}
else
{
out_uint16_le(s, 0x400);
}
out_uint16_le(s, 0); /* Update capability */
out_uint16_le(s, 0); /* Remote unshare capability */
out_uint16_le(s, 0); /* Compression level */
out_uint16_le(s, 0); /* Pad */
/* Output bitmap capability set */
caps_count++;
out_uint16_le(s, RDP_CAPSET_BITMAP); /* 2 */
out_uint16_le(s, RDP_CAPLEN_BITMAP); /* 28(0x1c) */
out_uint16_le(s, self->client_info.bpp); /* Preferred BPP */
out_uint16_le(s, 1); /* Receive 1 BPP */
out_uint16_le(s, 1); /* Receive 4 BPP */
out_uint16_le(s, 1); /* Receive 8 BPP */
out_uint16_le(s, self->client_info.width); /* width */
out_uint16_le(s, self->client_info.height); /* height */
out_uint16_le(s, 0); /* Pad */
out_uint16_le(s, 1); /* Allow resize */
out_uint16_le(s, 1); /* bitmap compression */
out_uint16_le(s, 0); /* unknown */
out_uint16_le(s, 0); /* unknown */
out_uint16_le(s, 0); /* pad */
/* Output font capability set */
caps_count++;
out_uint16_le(s, RDP_CAPSET_FONT); /* 14 */
out_uint16_le(s, RDP_CAPLEN_FONT); /* 4 */
/* Output order capability set */
caps_count++;
out_uint16_le(s, RDP_CAPSET_ORDER); /* 3 */
out_uint16_le(s, RDP_CAPLEN_ORDER); /* 88(0x58) */
out_uint8s(s, 16);
out_uint32_be(s, 0x40420f00);
out_uint16_le(s, 1); /* Cache X granularity */
out_uint16_le(s, 20); /* Cache Y granularity */
out_uint16_le(s, 0); /* Pad */
out_uint16_le(s, 1); /* Max order level */
out_uint16_le(s, 0x2f); /* Number of fonts */
out_uint16_le(s, 0x22); /* Capability flags */
/* caps */
out_uint8(s, 1); /* NEG_DSTBLT_INDEX 0x00 0 */
out_uint8(s, 1); /* NEG_PATBLT_INDEX 0x01 1 */
out_uint8(s, 1); /* NEG_SCRBLT_INDEX 0x02 2 */
out_uint8(s, 1); /* NEG_MEMBLT_INDEX 0x03 3 */
out_uint8(s, 0); /* NEG_MEM3BLT_INDEX 0x04 4 */
out_uint8(s, 0); /* NEG_ATEXTOUT_INDEX 0x05 5 */
out_uint8(s, 0); /* NEG_AEXTTEXTOUT_INDEX 0x06 6 */
out_uint8(s, 0); /* NEG_DRAWNINEGRID_INDEX 0x07 7 */
out_uint8(s, 1); /* NEG_LINETO_INDEX 0x08 8 */
out_uint8(s, 0); /* NEG_MULTI_DRAWNINEGRID_INDEX 0x09 9 */
out_uint8(s, 1); /* NEG_OPAQUE_RECT_INDEX 0x0A 10 */
out_uint8(s, 0); /* NEG_SAVEBITMAP_INDEX 0x0B 11 */
out_uint8(s, 0); /* NEG_WTEXTOUT_INDEX 0x0C 12 */
out_uint8(s, 0); /* NEG_MEMBLT_V2_INDEX 0x0D 13 */
out_uint8(s, 0); /* NEG_MEM3BLT_V2_INDEX 0x0E 14 */
out_uint8(s, 0); /* NEG_MULTIDSTBLT_INDEX 0x0F 15 */
out_uint8(s, 0); /* NEG_MULTIPATBLT_INDEX 0x10 16 */
out_uint8(s, 0); /* NEG_MULTISCRBLT_INDEX 0x11 17 */
out_uint8(s, 1); /* NEG_MULTIOPAQUERECT_INDEX 0x12 18 */
out_uint8(s, 0); /* NEG_FAST_INDEX_INDEX 0x13 19 */
out_uint8(s, 0); /* NEG_POLYGON_SC_INDEX 0x14 20 */
out_uint8(s, 0); /* NEG_POLYGON_CB_INDEX 0x15 21 */
out_uint8(s, 0); /* NEG_POLYLINE_INDEX 0x16 22 */
out_uint8(s, 0); /* unused 0x17 23 */
out_uint8(s, 0); /* NEG_FAST_GLYPH_INDEX 0x18 24 */
out_uint8(s, 0); /* NEG_ELLIPSE_SC_INDEX 0x19 25 */
out_uint8(s, 0); /* NEG_ELLIPSE_CB_INDEX 0x1A 26 */
out_uint8(s, 1); /* NEG_GLYPH_INDEX_INDEX 0x1B 27 */
out_uint8(s, 0); /* NEG_GLYPH_WEXTTEXTOUT_INDEX 0x1C 28 */
out_uint8(s, 0); /* NEG_GLYPH_WLONGTEXTOUT_INDEX 0x1D 29 */
out_uint8(s, 0); /* NEG_GLYPH_WLONGEXTTEXTOUT_INDEX 0x1E 30 */
out_uint8(s, 0); /* unused 0x1F 31 */
out_uint16_le(s, 0x6a1);
/* declare support of bitmap cache rev3 */
out_uint16_le(s, XR_ORDERFLAGS_EX_CACHE_BITMAP_REV3_SUPPORT);
out_uint32_le(s, 0x0f4240); /* desk save */
out_uint32_le(s, 0x0f4240); /* desk save */
out_uint32_le(s, 1); /* ? */
out_uint32_le(s, 0); /* ? */
/* Output bmpcodecs capability set */
caps_count++;
out_uint16_le(s, RDP_CAPSET_BMPCODECS);
codec_caps_size_ptr = s->p;
out_uint8s(s, 2); /* cap len set later */
codec_caps_count = 0;
codec_caps_count_ptr = s->p;
out_uint8s(s, 1); /* bitmapCodecCount set later */
/* nscodec */
codec_caps_count++;
out_uint8a(s, XR_CODEC_GUID_NSCODEC, 16);
out_uint8(s, 1); /* codec id, must be 1 */
out_uint16_le(s, 3);
out_uint8(s, 0x01); /* fAllowDynamicFidelity */
out_uint8(s, 0x01); /* fAllowSubsampling */
out_uint8(s, 0x03); /* colorLossLevel */
/* remotefx */
codec_caps_count++;
out_uint8a(s, XR_CODEC_GUID_REMOTEFX, 16);
out_uint8(s, 0); /* codec id, client sets */
out_uint16_le(s, 256);
out_uint8s(s, 256);
/* jpeg */
codec_caps_count++;
out_uint8a(s, XR_CODEC_GUID_JPEG, 16);
out_uint8(s, 0); /* codec id, client sets */
out_uint16_le(s, 1); /* ext length */
out_uint8(s, 75);
/* calculate and set size and count */
codec_caps_size = (int)(s->p - codec_caps_size_ptr);
codec_caps_size += 2; /* 2 bytes for RDP_CAPSET_BMPCODECS above */
codec_caps_size_ptr[0] = codec_caps_size;
codec_caps_size_ptr[1] = codec_caps_size >> 8;
codec_caps_count_ptr[0] = codec_caps_count;
/* Output color cache capability set */
caps_count++;
out_uint16_le(s, RDP_CAPSET_COLCACHE);
out_uint16_le(s, RDP_CAPLEN_COLCACHE);
out_uint16_le(s, 6); /* cache size */
out_uint16_le(s, 0); /* pad */
/* Output pointer capability set */
caps_count++;
out_uint16_le(s, RDP_CAPSET_POINTER);
out_uint16_le(s, RDP_CAPLEN_POINTER);
out_uint16_le(s, 1); /* Colour pointer */
out_uint16_le(s, 0x19); /* Cache size */
out_uint16_le(s, 0x19); /* Cache size */
/* Output input capability set */
caps_count++;
out_uint16_le(s, RDP_CAPSET_INPUT); /* 13(0xd) */
out_uint16_le(s, RDP_CAPLEN_INPUT); /* 88(0x58) */
/* INPUT_FLAG_SCANCODES 0x0001
INPUT_FLAG_MOUSEX 0x0004
INPUT_FLAG_FASTPATH_INPUT 0x0008
INPUT_FLAG_FASTPATH_INPUT2 0x0020 */
flags = 0x0001 | 0x0004;
if (self->client_info.use_fast_path & 2)
{
/* 0x0008 INPUT_FLAG_FASTPATH_INPUT */
/* 0x0020 INPUT_FLAG_FASTPATH_INPUT2 */
flags |= 0x0008 | 0x0020;
}
out_uint16_le(s, flags);
out_uint8s(s, 82);
/* Remote Programs Capability Set */
caps_count++;
out_uint16_le(s, 0x0017); /* CAPSETTYPE_RAIL */
out_uint16_le(s, 8);
out_uint32_le(s, 3); /* TS_RAIL_LEVEL_SUPPORTED
TS_RAIL_LEVEL_DOCKED_LANGBAR_SUPPORTED */
/* Window List Capability Set */
caps_count++;
out_uint16_le(s, 0x0018); /* CAPSETTYPE_WINDOW */
out_uint16_le(s, 11);
out_uint32_le(s, 2); /* TS_WINDOW_LEVEL_SUPPORTED_EX */
out_uint8(s, 3); /* NumIconCaches */
out_uint16_le(s, 12); /* NumIconCacheEntries */
/* 6 - bitmap cache v3 codecid */
caps_count++;
out_uint16_le(s, 0x0006);
out_uint16_le(s, 5);
out_uint8(s, 0); /* client sets */
if (self->client_info.use_fast_path & 1) /* fastpath output on */
{
caps_count++;
out_uint16_le(s, 0x001A); /* 26 CAPSETTYPE_MULTIFRAGMENTUPDATE */
out_uint16_le(s, 8);
out_uint32_le(s, 3 * 1024 * 1024); /* 3MB */
}
/* frame acks */
caps_count++;
out_uint16_le(s, 0x001E); /* CAPSETTYPE_FRAME_ACKNOWLEDGE */
out_uint16_le(s, 8);
out_uint32_le(s, 2); /* 2 frames in flight */
out_uint8s(s, 4); /* pad */
s_mark_end(s);
caps_size = (int)(s->end - caps_ptr);
caps_size_ptr[0] = caps_size;
caps_size_ptr[1] = caps_size >> 8;
caps_count_ptr[0] = caps_count;
caps_count_ptr[1] = caps_count >> 8;
caps_count_ptr[2] = caps_count >> 16;
caps_count_ptr[3] = caps_count >> 24;
if (xrdp_rdp_send(self, s, RDP_PDU_DEMAND_ACTIVE) != 0)
{
free_stream(s);
return 1;
}
DEBUG(("out (1) xrdp_caps_send_demand_active"));
/* send Monitor Layout PDU for dual monitor */
if (self->client_info.monitorCount > 0 &&
self->client_info.multimon == 1)
{
DEBUG(("xrdp_caps_send_demand_active: sending monitor layout pdu"));
if (xrdp_caps_send_monitorlayout(self) != 0)
{
g_writeln("xrdp_caps_send_demand_active: error sending monitor layout pdu");
}
}
free_stream(s);
return 0;
}
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