1057 lines
37 KiB
C
1057 lines
37 KiB
C
/**
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* xrdp: A Remote Desktop Protocol server.
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*
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* Copyright (C) Jay Sorg 2004-2014
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* Copyright (C) Idan Freiberg 2004-2014
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*
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* RDP Capability Sets
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*/
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#if defined(HAVE_CONFIG_H)
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#include <config_ac.h>
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#endif
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#include "libxrdp.h"
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#include "ms-rdpbcgr.h"
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#include "ms-rdperp.h"
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/*****************************************************************************/
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static int
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xrdp_caps_send_monitorlayout(struct xrdp_rdp *self)
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{
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struct stream *s;
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int i;
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make_stream(s);
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init_stream(s, 8192);
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if (xrdp_rdp_init_data(self, s) != 0)
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{
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free_stream(s);
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return 1;
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}
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out_uint32_le(s, self->client_info.monitorCount); /* monitorCount (4 bytes) */
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/* TODO: validate for allowed monitors in terminal server (maybe by config?) */
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for (i = 0; i < self->client_info.monitorCount; i++)
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{
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out_uint32_le(s, self->client_info.minfo[i].left);
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out_uint32_le(s, self->client_info.minfo[i].top);
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out_uint32_le(s, self->client_info.minfo[i].right);
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out_uint32_le(s, self->client_info.minfo[i].bottom);
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out_uint32_le(s, self->client_info.minfo[i].is_primary);
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}
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s_mark_end(s);
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if (xrdp_rdp_send_data(self, s, 0x37) != 0)
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{
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free_stream(s);
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return 1;
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}
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free_stream(s);
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return 0;
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}
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/*****************************************************************************/
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static int
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xrdp_caps_process_general(struct xrdp_rdp *self, struct stream *s,
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int len)
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{
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int extraFlags;
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int client_does_fastpath_output;
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if (len < 10 + 2)
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{
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LOG(LOG_LEVEL_ERROR, "xrdp_caps_process_general: error");
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return 1;
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}
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in_uint16_le(s, self->client_info.client_os_major); /* osMajorType (2 bytes) */
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in_uint16_le(s, self->client_info.client_os_minor); /* osMinorType (2 bytes) */
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in_uint8s(s, 6);
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in_uint16_le(s, extraFlags); /* extraFlags (2 bytes) */
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self->client_info.op1 = extraFlags & NO_BITMAP_COMPRESSION_HDR;
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/* use_compact_packets is pretty much 'use rdp5' */
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self->client_info.use_compact_packets = (extraFlags != 0);
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/* op2 is a boolean to use compact bitmap headers in bitmap cache */
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/* set it to same as 'use rdp5' boolean */
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self->client_info.op2 = self->client_info.use_compact_packets;
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/* FASTPATH_OUTPUT_SUPPORTED 0x0001 */
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client_does_fastpath_output = extraFlags & FASTPATH_OUTPUT_SUPPORTED;
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if ((self->client_info.use_fast_path & 1) && !client_does_fastpath_output)
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{
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/* server supports fast path output and client does not, turn it off */
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self->client_info.use_fast_path &= ~1;
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}
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return 0;
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}
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/*****************************************************************************/
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static int
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xrdp_caps_process_order(struct xrdp_rdp *self, struct stream *s,
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int len)
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{
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int i;
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char order_caps[32];
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int ex_flags;
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int cap_flags;
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LOG_DEVEL(LOG_LEVEL_TRACE, "order capabilities");
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if (len < 20 + 2 + 2 + 2 + 2 + 2 + 2 + 32 + 2 + 2 + 4 + 4 + 4 + 4)
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{
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LOG(LOG_LEVEL_ERROR, "xrdp_caps_process_order: error");
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return 1;
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}
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in_uint8s(s, 20); /* Terminal desc, pad */
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in_uint8s(s, 2); /* Cache X granularity */
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in_uint8s(s, 2); /* Cache Y granularity */
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in_uint8s(s, 2); /* Pad */
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in_uint8s(s, 2); /* Max order level */
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in_uint8s(s, 2); /* Number of fonts */
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in_uint16_le(s, cap_flags); /* Capability flags */
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in_uint8a(s, order_caps, 32); /* Orders supported */
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g_memcpy(self->client_info.orders, order_caps, 32);
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LOG_DEVEL(LOG_LEVEL_TRACE, "dest blt-0 %d", order_caps[0]);
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LOG_DEVEL(LOG_LEVEL_TRACE, "pat blt-1 %d", order_caps[1]);
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LOG_DEVEL(LOG_LEVEL_TRACE, "screen blt-2 %d", order_caps[2]);
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LOG_DEVEL(LOG_LEVEL_TRACE, "memblt-3-13 %d %d", order_caps[3], order_caps[13]);
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LOG_DEVEL(LOG_LEVEL_TRACE, "triblt-4-14 %d %d", order_caps[4], order_caps[14]);
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LOG_DEVEL(LOG_LEVEL_TRACE, "line-8 %d", order_caps[8]);
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LOG_DEVEL(LOG_LEVEL_TRACE, "line-9 %d", order_caps[9]);
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LOG_DEVEL(LOG_LEVEL_TRACE, "rect-10 %d", order_caps[10]);
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LOG_DEVEL(LOG_LEVEL_TRACE, "desksave-11 %d", order_caps[11]);
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LOG_DEVEL(LOG_LEVEL_TRACE, "polygon-20 %d", order_caps[20]);
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LOG_DEVEL(LOG_LEVEL_TRACE, "polygon2-21 %d", order_caps[21]);
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LOG_DEVEL(LOG_LEVEL_TRACE, "polyline-22 %d", order_caps[22]);
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LOG_DEVEL(LOG_LEVEL_TRACE, "ellipse-25 %d", order_caps[25]);
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LOG_DEVEL(LOG_LEVEL_TRACE, "ellipse2-26 %d", order_caps[26]);
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LOG_DEVEL(LOG_LEVEL_TRACE, "text2-27 %d", order_caps[27]);
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LOG_DEVEL_HEXDUMP(LOG_LEVEL_TRACE, "order_caps dump", order_caps, 32);
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in_uint8s(s, 2); /* Text capability flags */
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/* read extended order support flags */
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in_uint16_le(s, ex_flags); /* Ex flags */
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if (cap_flags & 0x80) /* ORDER_FLAGS_EXTRA_SUPPORT */
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{
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self->client_info.order_flags_ex = ex_flags;
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if (ex_flags & XR_ORDERFLAGS_EX_CACHE_BITMAP_REV3_SUPPORT)
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{
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LOG_DEVEL(LOG_LEVEL_TRACE, "xrdp_caps_process_order: bitmap cache v3 supported");
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self->client_info.bitmap_cache_version |= 4;
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}
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}
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in_uint8s(s, 4); /* Pad */
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in_uint32_le(s, i); /* desktop cache size, usually 0x38400 */
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self->client_info.desktop_cache = i;
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LOG_DEVEL(LOG_LEVEL_TRACE, "desktop cache size %d", i);
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in_uint8s(s, 4); /* Unknown */
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in_uint8s(s, 4); /* Unknown */
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/* check if libpainter should be used for drawing, instead of orders */
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if (!(order_caps[TS_NEG_DSTBLT_INDEX] && order_caps[TS_NEG_PATBLT_INDEX] &&
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order_caps[TS_NEG_SCRBLT_INDEX] && order_caps[TS_NEG_MEMBLT_INDEX]))
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{
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LOG_DEVEL(LOG_LEVEL_TRACE, "xrdp_caps_process_order: not enough orders supported by client, using painter.");
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self->client_info.no_orders_supported = 1;
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}
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return 0;
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}
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/*****************************************************************************/
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/* get the bitmap cache size */
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static int
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xrdp_caps_process_bmpcache(struct xrdp_rdp *self, struct stream *s,
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int len)
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{
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int i;
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if (len < 24 + 2 + 2 + 2 + 2 + 2 + 2)
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{
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LOG(LOG_LEVEL_ERROR, "xrdp_caps_process_bmpcache: error");
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return 1;
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}
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self->client_info.bitmap_cache_version |= 1;
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in_uint8s(s, 24);
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/* cache 1 */
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in_uint16_le(s, i);
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i = MIN(i, XRDP_MAX_BITMAP_CACHE_IDX);
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i = MAX(i, 0);
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self->client_info.cache1_entries = i;
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in_uint16_le(s, self->client_info.cache1_size);
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/* cache 2 */
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in_uint16_le(s, i);
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i = MIN(i, XRDP_MAX_BITMAP_CACHE_IDX);
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i = MAX(i, 0);
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self->client_info.cache2_entries = i;
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in_uint16_le(s, self->client_info.cache2_size);
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/* cache 3 */
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in_uint16_le(s, i);
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i = MIN(i, XRDP_MAX_BITMAP_CACHE_IDX);
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i = MAX(i, 0);
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self->client_info.cache3_entries = i;
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in_uint16_le(s, self->client_info.cache3_size);
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LOG_DEVEL(LOG_LEVEL_TRACE, "cache1 entries %d size %d", self->client_info.cache1_entries,
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self->client_info.cache1_size);
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LOG_DEVEL(LOG_LEVEL_TRACE, "cache2 entries %d size %d", self->client_info.cache2_entries,
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self->client_info.cache2_size);
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LOG_DEVEL(LOG_LEVEL_TRACE, "cache3 entries %d size %d", self->client_info.cache3_entries,
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self->client_info.cache3_size);
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return 0;
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}
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/*****************************************************************************/
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/* get the bitmap cache size */
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static int
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xrdp_caps_process_bmpcache2(struct xrdp_rdp *self, struct stream *s,
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int len)
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{
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int Bpp = 0;
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int i = 0;
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if (len < 2 + 2 + 4 + 4 + 4)
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{
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LOG(LOG_LEVEL_ERROR, "xrdp_caps_process_bmpcache2: error");
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return 1;
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}
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self->client_info.bitmap_cache_version |= 2;
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Bpp = (self->client_info.bpp + 7) / 8;
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in_uint16_le(s, i); /* cache flags */
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self->client_info.bitmap_cache_persist_enable = i;
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in_uint8s(s, 2); /* number of caches in set, 3 */
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in_uint32_le(s, i);
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i = MIN(i, XRDP_MAX_BITMAP_CACHE_IDX);
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i = MAX(i, 0);
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self->client_info.cache1_entries = i;
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self->client_info.cache1_size = 256 * Bpp;
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in_uint32_le(s, i);
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i = MIN(i, XRDP_MAX_BITMAP_CACHE_IDX);
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i = MAX(i, 0);
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self->client_info.cache2_entries = i;
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self->client_info.cache2_size = 1024 * Bpp;
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in_uint32_le(s, i);
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i = i & 0x7fffffff;
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i = MIN(i, XRDP_MAX_BITMAP_CACHE_IDX);
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i = MAX(i, 0);
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self->client_info.cache3_entries = i;
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self->client_info.cache3_size = 4096 * Bpp;
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LOG_DEVEL(LOG_LEVEL_TRACE, "cache1 entries %d size %d", self->client_info.cache1_entries,
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self->client_info.cache1_size);
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LOG_DEVEL(LOG_LEVEL_TRACE, "cache2 entries %d size %d", self->client_info.cache2_entries,
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self->client_info.cache2_size);
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LOG_DEVEL(LOG_LEVEL_TRACE, "cache3 entries %d size %d", self->client_info.cache3_entries,
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self->client_info.cache3_size);
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return 0;
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}
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/*****************************************************************************/
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static int
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xrdp_caps_process_cache_v3_codec_id(struct xrdp_rdp *self, struct stream *s,
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int len)
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{
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int codec_id;
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if (len < 1)
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{
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LOG(LOG_LEVEL_ERROR, "xrdp_caps_process_cache_v3_codec_id: error");
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return 1;
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}
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in_uint8(s, codec_id);
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LOG_DEVEL(LOG_LEVEL_TRACE, "xrdp_caps_process_cache_v3_codec_id: cache_v3_codec_id %d",
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codec_id);
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self->client_info.v3_codec_id = codec_id;
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return 0;
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}
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/*****************************************************************************/
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/* get the number of client cursor cache */
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static int
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xrdp_caps_process_pointer(struct xrdp_rdp *self, struct stream *s,
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int len)
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{
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int i;
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int colorPointerFlag;
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int no_new_cursor;
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if (len < 2 + 2 + 2)
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{
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LOG(LOG_LEVEL_ERROR, "xrdp_caps_process_pointer: error");
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return 1;
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}
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no_new_cursor = self->client_info.pointer_flags & 2;
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in_uint16_le(s, colorPointerFlag);
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self->client_info.pointer_flags = colorPointerFlag;
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in_uint16_le(s, i);
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i = MIN(i, 32);
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self->client_info.pointer_cache_entries = i;
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if (colorPointerFlag & 1)
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{
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LOG(LOG_LEVEL_INFO, "xrdp_caps_process_pointer: client supports "
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"new(color) cursor");
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in_uint16_le(s, i);
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i = MIN(i, 32);
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self->client_info.pointer_cache_entries = i;
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}
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else
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{
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LOG(LOG_LEVEL_INFO, "xrdp_caps_process_pointer: client does not support "
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"new(color) cursor");
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}
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if (no_new_cursor)
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{
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LOG(LOG_LEVEL_INFO, "xrdp_caps_process_pointer: new(color) cursor is "
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"disabled by config");
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self->client_info.pointer_flags = 0;
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}
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return 0;
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}
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/*****************************************************************************/
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static int
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xrdp_caps_process_input(struct xrdp_rdp *self, struct stream *s,
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int len)
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{
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int inputFlags;
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int client_does_fastpath_input;
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in_uint16_le(s, inputFlags);
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client_does_fastpath_input = (inputFlags & INPUT_FLAG_FASTPATH_INPUT) ||
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(inputFlags & INPUT_FLAG_FASTPATH_INPUT2);
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if ((self->client_info.use_fast_path & 2) && !client_does_fastpath_input)
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{
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self->client_info.use_fast_path &= ~2;
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}
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return 0;
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}
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/*****************************************************************************/
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/* get the type of client brush cache */
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int
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xrdp_caps_process_brushcache(struct xrdp_rdp *self, struct stream *s,
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int len)
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{
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int code;
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if (len < 4)
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{
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LOG(LOG_LEVEL_ERROR, "xrdp_caps_process_brushcache: error");
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return 1;
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}
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in_uint32_le(s, code);
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self->client_info.brush_cache_code = code;
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return 0;
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}
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/*****************************************************************************/
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static int
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xrdp_caps_process_glyphcache(struct xrdp_rdp *self, struct stream *s,
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int len)
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{
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int glyph_support_level;
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if (len < 40 + 4 + 2 + 2) /* MS-RDPBCGR 2.2.7.1.8 */
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{
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LOG(LOG_LEVEL_ERROR, "xrdp_caps_process_glyphcache: error");
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return 1;
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}
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in_uint8s(s, 40); /* glyph cache */
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in_uint8s(s, 4); /* frag cache */
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in_uint16_le(s, glyph_support_level);
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in_uint8s(s, 2); /* pad */
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if (glyph_support_level == GLYPH_SUPPORT_ENCODE)
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{
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self->client_info.use_cache_glyph_v2 = 1;
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}
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LOG_DEVEL(LOG_LEVEL_TRACE, "xrdp_caps_process_glyphcache: support level %d ",
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glyph_support_level);
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return 0;
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}
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/*****************************************************************************/
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int
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xrdp_caps_process_offscreen_bmpcache(struct xrdp_rdp *self, struct stream *s,
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int len)
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{
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int i32;
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if (len < 4 + 2 + 2)
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{
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LOG(LOG_LEVEL_ERROR, "xrdp_caps_process_offscreen_bmpcache: error");
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return 1;
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}
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in_uint32_le(s, i32);
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self->client_info.offscreen_support_level = i32;
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in_uint16_le(s, i32);
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self->client_info.offscreen_cache_size = i32 * 1024;
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in_uint16_le(s, i32);
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self->client_info.offscreen_cache_entries = i32;
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LOG(LOG_LEVEL_INFO, "xrdp_process_offscreen_bmpcache: support level %d "
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"cache size %d MB cache entries %d",
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self->client_info.offscreen_support_level,
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self->client_info.offscreen_cache_size,
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self->client_info.offscreen_cache_entries);
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return 0;
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}
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/*****************************************************************************/
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int
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xrdp_caps_process_rail(struct xrdp_rdp *self, struct stream *s, int len)
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{
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int i32;
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if (len < 4)
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{
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LOG(LOG_LEVEL_ERROR, "xrdp_caps_process_rail: error");
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return 1;
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}
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in_uint32_le(s, i32);
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self->client_info.rail_support_level = i32;
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LOG(LOG_LEVEL_INFO, "xrdp_process_capset_rail: rail_support_level %d",
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self->client_info.rail_support_level);
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return 0;
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}
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/*****************************************************************************/
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static int
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xrdp_caps_process_window(struct xrdp_rdp *self, struct stream *s, int len)
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{
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int i32;
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if (len < 4 + 1 + 2)
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{
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LOG(LOG_LEVEL_ERROR, "xrdp_caps_process_window: error");
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return 1;
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}
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in_uint32_le(s, i32);
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self->client_info.wnd_support_level = i32;
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in_uint8(s, i32);
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self->client_info.wnd_num_icon_caches = i32;
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in_uint16_le(s, i32);
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self->client_info.wnd_num_icon_cache_entries = i32;
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LOG(LOG_LEVEL_INFO, "xrdp_process_capset_window wnd_support_level %d "
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"wnd_num_icon_caches %d wnd_num_icon_cache_entries %d",
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self->client_info.wnd_support_level,
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self->client_info.wnd_num_icon_caches,
|
|
self->client_info.wnd_num_icon_cache_entries);
|
|
return 0;
|
|
}
|
|
|
|
/*****************************************************************************/
|
|
static int
|
|
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)
|
|
{
|
|
LOG(LOG_LEVEL_ERROR, "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)
|
|
{
|
|
LOG(LOG_LEVEL_ERROR, "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)
|
|
{
|
|
LOG(LOG_LEVEL_ERROR, "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)
|
|
{
|
|
LOG(LOG_LEVEL_INFO, "xrdp_caps_process_codecs: nscodec, codec id %d, properties 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)
|
|
{
|
|
LOG(LOG_LEVEL_INFO, "xrdp_caps_process_codecs: RemoteFX, codec id %d, properties 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)
|
|
{
|
|
LOG(LOG_LEVEL_INFO, "xrdp_caps_process_codecs: jpeg, codec id %d, properties 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)
|
|
{
|
|
LOG(LOG_LEVEL_WARNING, " 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 */
|
|
}
|
|
LOG(LOG_LEVEL_INFO, " jpeg quality set to %d", self->client_info.jpeg_prop[0]);
|
|
}
|
|
else if (g_memcmp(codec_guid, XR_CODEC_GUID_H264, 16) == 0)
|
|
{
|
|
LOG(LOG_LEVEL_INFO, "xrdp_caps_process_codecs: h264, codec id %d, properties 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
|
|
{
|
|
LOG(LOG_LEVEL_WARNING, "xrdp_caps_process_codecs: unknown codec id %d", codec_id);
|
|
}
|
|
|
|
s->p = next_guid;
|
|
}
|
|
|
|
return 0;
|
|
}
|
|
|
|
/*****************************************************************************/
|
|
static int
|
|
xrdp_caps_process_multifragmentupdate(struct xrdp_rdp *self, struct stream *s,
|
|
int len)
|
|
{
|
|
int MaxRequestSize;
|
|
|
|
in_uint32_le(s, MaxRequestSize);
|
|
if (self->client_info.use_fast_path & 1)
|
|
{
|
|
self->client_info.max_fastpath_frag_bytes = MaxRequestSize;
|
|
}
|
|
return 0;
|
|
}
|
|
|
|
/*****************************************************************************/
|
|
static int
|
|
xrdp_caps_process_frame_ack(struct xrdp_rdp *self, struct stream *s, int len)
|
|
{
|
|
LOG_DEVEL(LOG_LEVEL_TRACE, "xrdp_caps_process_frame_ack:");
|
|
self->client_info.use_frame_acks = 1;
|
|
in_uint32_le(s, self->client_info.max_unacknowledged_frame_count);
|
|
if (self->client_info.max_unacknowledged_frame_count < 0)
|
|
{
|
|
LOG(LOG_LEVEL_WARNING, " invalid max_unacknowledged_frame_count value (%d), setting to 0",
|
|
self->client_info.max_unacknowledged_frame_count);
|
|
self->client_info.max_unacknowledged_frame_count = 0;
|
|
}
|
|
LOG_DEVEL(LOG_LEVEL_TRACE, " max_unacknowledged_frame_count %d", self->client_info.max_unacknowledged_frame_count);
|
|
return 0;
|
|
}
|
|
|
|
/*****************************************************************************/
|
|
static int
|
|
xrdp_caps_process_surface_cmds(struct xrdp_rdp *self, struct stream *s, int len)
|
|
{
|
|
int cmdFlags;
|
|
#ifndef XRDP_DEBUG
|
|
/* TODO: remove UNUSED_VAR once the `cmdFlags` variable is used for more than
|
|
logging in debug mode */
|
|
UNUSED_VAR(cmdFlags);
|
|
#endif
|
|
LOG_DEVEL(LOG_LEVEL_TRACE, "xrdp_caps_process_surface_cmds:");
|
|
in_uint32_le(s, cmdFlags);
|
|
in_uint8s(s, 4); /* reserved */
|
|
LOG_DEVEL(LOG_LEVEL_TRACE, " cmdFlags 0x%08x", cmdFlags);
|
|
return 0;
|
|
}
|
|
|
|
/*****************************************************************************/
|
|
int
|
|
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;
|
|
|
|
LOG_DEVEL(LOG_LEVEL_TRACE, "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))
|
|
{
|
|
LOG(LOG_LEVEL_ERROR, "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))
|
|
{
|
|
LOG(LOG_LEVEL_ERROR, "xrdp_caps_process_confirm_active: error: len %d, "
|
|
"remaining %d", len, (int) (s->end - s->p));
|
|
return 1;
|
|
}
|
|
len -= 4;
|
|
switch (type)
|
|
{
|
|
case CAPSTYPE_GENERAL:
|
|
LOG_DEVEL(LOG_LEVEL_TRACE, "CAPSTYPE_GENERAL");
|
|
xrdp_caps_process_general(self, s, len);
|
|
break;
|
|
case CAPSTYPE_BITMAP:
|
|
LOG_DEVEL(LOG_LEVEL_TRACE, "CAPSTYPE_BITMAP");
|
|
break;
|
|
case CAPSTYPE_ORDER:
|
|
LOG_DEVEL(LOG_LEVEL_TRACE, "CAPSTYPE_ORDER");
|
|
xrdp_caps_process_order(self, s, len);
|
|
break;
|
|
case CAPSTYPE_BITMAPCACHE:
|
|
LOG_DEVEL(LOG_LEVEL_TRACE, "CAPSTYPE_BMPCACHE");
|
|
xrdp_caps_process_bmpcache(self, s, len);
|
|
break;
|
|
case CAPSTYPE_CONTROL:
|
|
LOG_DEVEL(LOG_LEVEL_TRACE, "CAPSTYPE_CONTROL");
|
|
break;
|
|
case 6:
|
|
xrdp_caps_process_cache_v3_codec_id(self, s, len);
|
|
break;
|
|
case CAPSTYPE_ACTIVATION:
|
|
LOG_DEVEL(LOG_LEVEL_TRACE, "CAPSTYPE_ACTIVAION");
|
|
break;
|
|
case CAPSTYPE_POINTER:
|
|
LOG_DEVEL(LOG_LEVEL_TRACE, "CAPSTYPE_POINTER");
|
|
xrdp_caps_process_pointer(self, s, len);
|
|
break;
|
|
case CAPSTYPE_SHARE:
|
|
LOG_DEVEL(LOG_LEVEL_TRACE, "CAPSTYPE_SHARE");
|
|
break;
|
|
case CAPSTYPE_COLORCACHE:
|
|
LOG_DEVEL(LOG_LEVEL_TRACE, "CAPSTYPE_COLORCACHE");
|
|
break;
|
|
case CAPSTYPE_SOUND:
|
|
LOG_DEVEL(LOG_LEVEL_TRACE, "CAPSTYPE_SOUND");
|
|
break;
|
|
case CAPSTYPE_INPUT:
|
|
xrdp_caps_process_input(self, s, len);
|
|
break;
|
|
case CAPSTYPE_FONT:
|
|
LOG_DEVEL(LOG_LEVEL_TRACE, "CAPSTYPE_FONT");
|
|
break;
|
|
case CAPSTYPE_BRUSH:
|
|
xrdp_caps_process_brushcache(self, s, len);
|
|
break;
|
|
case CAPSTYPE_GLYPHCACHE:
|
|
LOG_DEVEL(LOG_LEVEL_TRACE, "CAPSTYPE_GLYPHCACHE");
|
|
xrdp_caps_process_glyphcache(self, s, len);
|
|
break;
|
|
case CAPSTYPE_OFFSCREENCACHE:
|
|
LOG_DEVEL(LOG_LEVEL_TRACE, "CAPSTYPE_OFFSCREENCACHE");
|
|
xrdp_caps_process_offscreen_bmpcache(self, s, len);
|
|
break;
|
|
case CAPSTYPE_BITMAPCACHE_REV2:
|
|
LOG_DEVEL(LOG_LEVEL_TRACE, "CAPSTYPE_BITMAPCACHE_REV2");
|
|
xrdp_caps_process_bmpcache2(self, s, len);
|
|
break;
|
|
case CAPSTYPE_VIRTUALCHANNEL:
|
|
LOG_DEVEL(LOG_LEVEL_TRACE, "CAPSTYPE_VIRTUALCHANNEL");
|
|
break;
|
|
case CAPSTYPE_DRAWNINGRIDCACHE:
|
|
LOG_DEVEL(LOG_LEVEL_TRACE, "CAPSTYPE_DRAWNINGRIDCACHE");
|
|
break;
|
|
case CAPSTYPE_DRAWGDIPLUS:
|
|
LOG_DEVEL(LOG_LEVEL_TRACE, "CAPSTYPE_DRAWGDIPLUS");
|
|
break;
|
|
case CAPSTYPE_RAIL:
|
|
xrdp_caps_process_rail(self, s, len);
|
|
break;
|
|
case CAPSTYPE_WINDOW:
|
|
xrdp_caps_process_window(self, s, len);
|
|
break;
|
|
case CAPSSETTYPE_MULTIFRAGMENTUPDATE:
|
|
xrdp_caps_process_multifragmentupdate(self, s, len);
|
|
break;
|
|
case CAPSETTYPE_SURFACE_COMMANDS:
|
|
xrdp_caps_process_surface_cmds(self, s, len);
|
|
break;
|
|
case CAPSSETTYPE_BITMAP_CODECS:
|
|
xrdp_caps_process_codecs(self, s, len);
|
|
break;
|
|
case CAPSTYPE_FRAME_ACKNOWLEDGE:
|
|
xrdp_caps_process_frame_ack(self, s, len);
|
|
break;
|
|
default:
|
|
LOG(LOG_LEVEL_WARNING, "unknown in xrdp_caps_process_confirm_active %d", type);
|
|
break;
|
|
}
|
|
|
|
s->p = p + len + 4;
|
|
}
|
|
|
|
if (self->client_info.no_orders_supported &&
|
|
(self->client_info.offscreen_support_level != 0))
|
|
{
|
|
LOG(LOG_LEVEL_WARNING, "xrdp_caps_process_confirm_active: not enough orders "
|
|
"supported by client, client wants off screen bitmap but "
|
|
"offscreen bitmaps disabled");
|
|
self->client_info.offscreen_support_level = 0;
|
|
self->client_info.offscreen_cache_size = 0;
|
|
self->client_info.offscreen_cache_entries = 0;
|
|
}
|
|
|
|
LOG_DEVEL(LOG_LEVEL_TRACE, "out xrdp_caps_process_confirm_active");
|
|
return 0;
|
|
}
|
|
/*****************************************************************************/
|
|
int
|
|
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);
|
|
|
|
LOG_DEVEL(LOG_LEVEL_TRACE, "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, CAPSTYPE_SHARE);
|
|
out_uint16_le(s, CAPSTYPE_SHARE_LEN);
|
|
out_uint16_le(s, self->mcs_channel);
|
|
out_uint16_be(s, 0xb5e2); /* 0x73e1 */
|
|
|
|
/* Output general capability set */
|
|
caps_count++;
|
|
out_uint16_le(s, CAPSTYPE_GENERAL);
|
|
out_uint16_le(s, CAPSTYPE_GENERAL_LEN);
|
|
out_uint16_le(s, OSMAJORTYPE_WINDOWS);
|
|
out_uint16_le(s, OSMINORTYPE_WINDOWS_NT);
|
|
out_uint16_le(s, 0x200); /* Protocol version */
|
|
out_uint16_le(s, 0); /* pad */
|
|
out_uint16_le(s, 0); /* Compression types */
|
|
if (self->client_info.use_fast_path & 1)
|
|
{
|
|
out_uint16_le(s, NO_BITMAP_COMPRESSION_HDR | FASTPATH_OUTPUT_SUPPORTED);
|
|
}
|
|
else
|
|
{
|
|
out_uint16_le(s, NO_BITMAP_COMPRESSION_HDR);
|
|
}
|
|
out_uint16_le(s, 0); /* Update capability */
|
|
out_uint16_le(s, 0); /* Remote unshare capability */
|
|
out_uint16_le(s, 0); /* Compression level */
|
|
out_uint8(s, 1); /* refreshRectSupport */
|
|
out_uint8(s, 1); /* suppressOutputSupport */
|
|
|
|
/* Output bitmap capability set */
|
|
caps_count++;
|
|
out_uint16_le(s, CAPSTYPE_BITMAP);
|
|
out_uint16_le(s, CAPSTYPE_BITMAP_LEN);
|
|
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, CAPSTYPE_FONT);
|
|
out_uint16_le(s, CAPSTYPE_FONT_LEN);
|
|
|
|
/* Output order capability set */
|
|
caps_count++;
|
|
out_uint16_le(s, CAPSTYPE_ORDER);
|
|
out_uint16_le(s, CAPSTYPE_ORDER_LEN);
|
|
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, CAPSSETTYPE_BITMAP_CODECS);
|
|
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); /* codecPropertiesLength */
|
|
out_uint8(s, 0x01); /* fAllowDynamicFidelity */
|
|
out_uint8(s, 0x01); /* fAllowSubsampling */
|
|
out_uint8(s, 0x03); /* colorLossLevel */
|
|
#if defined(XRDP_RFXCODEC) || defined(XRDP_NEUTRINORDP)
|
|
/* remotefx */
|
|
codec_caps_count++;
|
|
out_uint8a(s, XR_CODEC_GUID_REMOTEFX, 16);
|
|
out_uint8(s, 0); /* codec id, client sets */
|
|
out_uint16_le(s, 4); /* codecPropertiesLength */
|
|
out_uint32_le(s, 0); /* reserved */
|
|
/* image remotefx */
|
|
codec_caps_count++;
|
|
out_uint8a(s, XR_CODEC_GUID_IMAGE_REMOTEFX, 16);
|
|
out_uint8(s, 0); /* codec id, client sets */
|
|
out_uint16_le(s, 4); /* codecPropertiesLength */
|
|
out_uint32_le(s, 0); /* reserved */
|
|
#endif
|
|
/* 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); /* codecPropertiesLength */
|
|
out_uint8(s, 75); /* jpeg compression ratio */
|
|
/* calculate and set size and count */
|
|
codec_caps_size = (int)(s->p - codec_caps_size_ptr);
|
|
codec_caps_size += 2; /* 2 bytes for CAPSTYPE_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, CAPSTYPE_COLORCACHE);
|
|
out_uint16_le(s, CAPSTYPE_COLORCACHE_LEN);
|
|
out_uint16_le(s, 6); /* cache size */
|
|
out_uint16_le(s, 0); /* pad */
|
|
|
|
/* Output pointer capability set */
|
|
caps_count++;
|
|
out_uint16_le(s, CAPSTYPE_POINTER);
|
|
out_uint16_le(s, CAPSTYPE_POINTER_LEN);
|
|
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, CAPSTYPE_INPUT);
|
|
out_uint16_le(s, CAPSTYPE_INPUT_LEN);
|
|
|
|
flags = INPUT_FLAG_SCANCODES |
|
|
INPUT_FLAG_MOUSEX |
|
|
INPUT_FLAG_UNICODE |
|
|
TS_INPUT_FLAG_MOUSE_HWHEEL;
|
|
|
|
if (self->client_info.use_fast_path & 2)
|
|
{
|
|
flags |= INPUT_FLAG_FASTPATH_INPUT | INPUT_FLAG_FASTPATH_INPUT2;
|
|
}
|
|
out_uint16_le(s, flags);
|
|
out_uint8s(s, 82);
|
|
|
|
if (self->client_info.rail_enable) /* MS-RDPERP 3.3.5.1.4 */
|
|
{
|
|
/* Remote Programs Capability Set */
|
|
caps_count++;
|
|
out_uint16_le(s, CAPSTYPE_RAIL);
|
|
out_uint16_le(s, 8); /* LengthCapability: MS-RDPERP 2.2.1.1.1 */
|
|
out_uint32_le(s, 3); /* See: https://msdn.microsoft.com/en-us/library/cc242518.aspx
|
|
TS_RAIL_LEVEL_SUPPORTED
|
|
TS_RAIL_LEVEL_DOCKED_LANGBAR_SUPPORTED */
|
|
|
|
/* Window List Capability Set */
|
|
caps_count++;
|
|
out_uint16_le(s, CAPSTYPE_WINDOW);
|
|
out_uint16_le(s, 11); /* LengthCapability: MS-RDPERP 2.2.1.1.2 */
|
|
out_uint32_le(s, 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 & FASTPATH_OUTPUT_SUPPORTED) /* fastpath output on */
|
|
{
|
|
/* multifragment update */
|
|
caps_count++;
|
|
out_uint16_le(s, CAPSSETTYPE_MULTIFRAGMENTUPDATE);
|
|
out_uint16_le(s, CAPSSETTYPE_MULTIFRAGMENTUPDATE_LEN);
|
|
out_uint32_le(s, 3 * 1024 * 1024); /* 3MB */
|
|
|
|
/* frame acks */
|
|
caps_count++;
|
|
out_uint16_le(s, CAPSTYPE_FRAME_ACKNOWLEDGE);
|
|
out_uint16_le(s, CAPSTYPE_FRAME_ACKNOWLEDGE_LEN);
|
|
out_uint32_le(s, 2); /* 2 frames in flight */
|
|
|
|
/* surface commands */
|
|
caps_count++;
|
|
out_uint16_le(s, CAPSETTYPE_SURFACE_COMMANDS);
|
|
out_uint16_le(s, CAPSETTYPE_SURFACE_COMMANDS_LEN);
|
|
out_uint32_le(s, (SURFCMDS_SETSURFACEBITS |
|
|
SURFCMDS_FRAMEMARKER |
|
|
SURFCMDS_STREAMSUFRACEBITS)); /* cmdFlags */
|
|
out_uint32_le(s, 0); /* reserved */
|
|
}
|
|
|
|
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, PDUTYPE_DEMANDACTIVEPDU) != 0)
|
|
{
|
|
free_stream(s);
|
|
return 1;
|
|
}
|
|
LOG_DEVEL(LOG_LEVEL_TRACE, "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)
|
|
{
|
|
LOG_DEVEL(LOG_LEVEL_TRACE, "xrdp_caps_send_demand_active: sending monitor layout pdu");
|
|
if (xrdp_caps_send_monitorlayout(self) != 0)
|
|
{
|
|
LOG(LOG_LEVEL_ERROR, "xrdp_caps_send_demand_active: error sending monitor layout pdu");
|
|
}
|
|
}
|
|
|
|
free_stream(s);
|
|
return 0;
|
|
}
|