2998 lines
78 KiB
C
2998 lines
78 KiB
C
/**
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* xrdp: A Remote Desktop Protocol server.
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*
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* Copyright (C) Jay Sorg 2004-2013
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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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* orders
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*/
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#include "libxrdp.h"
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#if defined(XRDP_NEUTRINORDP)
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#include <freerdp/codec/rfx.h>
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#endif
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#define LLOG_LEVEL 2
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#define LLOGLN(_log_level, _params) \
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{ \
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if (_log_level < LLOG_LEVEL) \
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{ \
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g_write("xrdp_orders.c [%10.10u]: ", g_time3()); \
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g_writeln _params ; \
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} \
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}
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#define MAX_ORDERS_SIZE (16 * 1024 - 256)
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/*****************************************************************************/
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struct xrdp_orders *APP_CC
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xrdp_orders_create(struct xrdp_session *session, struct xrdp_rdp *rdp_layer)
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{
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struct xrdp_orders *self;
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self = (struct xrdp_orders *)g_malloc(sizeof(struct xrdp_orders), 1);
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self->session = session;
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self->rdp_layer = rdp_layer;
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make_stream(self->out_s);
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init_stream(self->out_s, 32 * 1024);
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self->orders_state.clip_right = 1; /* silly rdp right clip */
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self->orders_state.clip_bottom = 1; /* silly rdp bottom clip */
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self->jpeg_han = xrdp_jpeg_init();
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self->rfx_min_pixel = rdp_layer->client_info.rfx_min_pixel;
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if (self->rfx_min_pixel == 0)
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{
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self->rfx_min_pixel = 64 * 32;
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}
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make_stream(self->s);
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make_stream(self->temp_s);
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return self;
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}
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/*****************************************************************************/
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void APP_CC
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xrdp_orders_delete(struct xrdp_orders *self)
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{
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if (self == 0)
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{
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return;
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}
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xrdp_jpeg_deinit(self->jpeg_han);
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free_stream(self->out_s);
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free_stream(self->s);
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free_stream(self->temp_s);
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g_free(self->orders_state.text_data);
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g_free(self);
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}
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/*****************************************************************************/
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/* set all values to zero */
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/* returns error */
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int APP_CC
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xrdp_orders_reset(struct xrdp_orders *self)
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{
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if (xrdp_orders_force_send(self) != 0)
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{
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return 1;
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}
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g_free(self->orders_state.text_data);
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g_memset(&(self->orders_state), 0, sizeof(self->orders_state));
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self->order_count_ptr = 0;
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self->order_count = 0;
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self->order_level = 0;
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self->orders_state.clip_right = 1; /* silly rdp right clip */
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self->orders_state.clip_bottom = 1; /* silly rdp bottom clip */
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return 0;
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}
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/*****************************************************************************/
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/* returns error */
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int APP_CC
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xrdp_orders_init(struct xrdp_orders *self)
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{
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self->order_level++;
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if (self->order_level == 1)
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{
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self->order_count = 0;
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if (self->rdp_layer->client_info.use_fast_path & 1)
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{
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LLOGLN(10, ("xrdp_orders_init: fastpath"));
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if (xrdp_rdp_init_fastpath(self->rdp_layer, self->out_s) != 0)
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{
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return 1;
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}
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self->order_count_ptr = self->out_s->p;
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out_uint8s(self->out_s, 2); /* number of orders, set later */
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}
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else
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{
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LLOGLN(10, ("xrdp_orders_init: slowpath"));
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if (xrdp_rdp_init_data(self->rdp_layer, self->out_s) != 0)
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{
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return 1;
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}
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out_uint16_le(self->out_s, RDP_UPDATE_ORDERS);
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out_uint8s(self->out_s, 2); /* pad */
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self->order_count_ptr = self->out_s->p;
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out_uint8s(self->out_s, 2); /* number of orders, set later */
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out_uint8s(self->out_s, 2); /* pad */
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}
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}
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return 0;
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}
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/*****************************************************************************/
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/* returns error */
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int APP_CC
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xrdp_orders_send(struct xrdp_orders *self)
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{
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int rv;
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rv = 0;
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if (self->order_level > 0)
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{
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self->order_level--;
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if ((self->order_level == 0) && (self->order_count > 0))
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{
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s_mark_end(self->out_s);
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DEBUG(("xrdp_orders_send sending %d orders", self->order_count));
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self->order_count_ptr[0] = self->order_count;
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self->order_count_ptr[1] = self->order_count >> 8;
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self->order_count = 0;
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if (self->rdp_layer->client_info.use_fast_path & 1)
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{
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if (xrdp_rdp_send_fastpath(self->rdp_layer,
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self->out_s, 0) != 0)
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{
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rv = 1;
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}
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}
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else
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{
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if (xrdp_rdp_send_data(self->rdp_layer, self->out_s,
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RDP_DATA_PDU_UPDATE) != 0)
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{
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rv = 1;
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}
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}
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}
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}
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return rv;
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}
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/*****************************************************************************/
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/* returns error */
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int APP_CC
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xrdp_orders_force_send(struct xrdp_orders *self)
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{
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if (self == 0)
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{
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return 1;
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}
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if ((self->order_level > 0) && (self->order_count > 0))
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{
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s_mark_end(self->out_s);
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DEBUG(("xrdp_orders_force_send sending %d orders", self->order_count));
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self->order_count_ptr[0] = self->order_count;
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self->order_count_ptr[1] = self->order_count >> 8;
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if (self->rdp_layer->client_info.use_fast_path & 1)
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{
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if (xrdp_rdp_send_fastpath(self->rdp_layer,
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self->out_s, FASTPATH_UPDATETYPE_ORDERS) != 0)
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{
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return 1;
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}
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}
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else
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{
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if (xrdp_rdp_send_data(self->rdp_layer, self->out_s,
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RDP_DATA_PDU_UPDATE) != 0)
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{
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return 1;
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}
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}
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}
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self->order_count = 0;
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self->order_level = 0;
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return 0;
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}
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/*****************************************************************************/
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/* check if the current order will fit in packet size of 16384, if not */
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/* send what we got and init a new one */
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/* returns error */
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int APP_CC
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xrdp_orders_check(struct xrdp_orders *self, int max_size)
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{
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int size;
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int max_packet_size;
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max_packet_size = MAX_ORDERS_SIZE;
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if (self->order_level < 1)
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{
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if (max_size > max_packet_size)
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{
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return 1;
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}
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else
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{
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xrdp_orders_init(self);
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return 0;
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}
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}
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size = (int)(self->out_s->p - self->order_count_ptr);
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if (size < 0)
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{
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g_writeln("error in xrdp_orders_check, size too small: %d bytes", size);
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return 1;
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}
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if (size > max_packet_size)
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{
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/* this suggests someone calls this function without passing the
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correct max_size so we end up putting more into the buffer
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than we indicate we can */
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g_writeln("error in xrdp_orders_check, size too big: %d bytes", size);
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/* We where getting called with size already greater than
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max_packet_size
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Which I suspect was because the sending of text did not include
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the text len to check the buffer size. So attempt to send the data
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anyway.
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Lets write the data anyway, somewhere else may barf. */
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/* return 1; */
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}
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if ((size + max_size + 100) > max_packet_size)
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{
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xrdp_orders_force_send(self);
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xrdp_orders_init(self);
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}
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return 0;
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}
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/*****************************************************************************/
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/* check if rect is the same as the last one sent */
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/* returns boolean */
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static int APP_CC
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xrdp_orders_last_bounds(struct xrdp_orders *self, struct xrdp_rect *rect)
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{
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if (rect == 0)
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{
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return 0;
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}
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if ((rect->left == self->orders_state.clip_left) &&
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(rect->top == self->orders_state.clip_top) &&
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(rect->right == self->orders_state.clip_right) &&
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(rect->bottom == self->orders_state.clip_bottom))
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{
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return 1;
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}
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return 0;
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}
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/*****************************************************************************/
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/* check if all coords are within 256 bytes */
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/* returns boolean */
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static int APP_CC
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xrdp_orders_send_delta(struct xrdp_orders *self, int *vals, int count)
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{
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int i;
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for (i = 0; i < count; i += 2)
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{
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if (g_abs(vals[i] - vals[i + 1]) >= 128)
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{
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return 0;
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}
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}
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return 1;
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}
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/*****************************************************************************/
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/* returns error */
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static int APP_CC
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xrdp_orders_out_bounds(struct xrdp_orders *self, struct xrdp_rect *rect)
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{
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char *bounds_flags_ptr;
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int bounds_flags;
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bounds_flags = 0;
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bounds_flags_ptr = self->out_s->p;
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out_uint8s(self->out_s, 1);
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/* left */
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if (rect->left == self->orders_state.clip_left)
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{
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}
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else if (g_abs(rect->left - self->orders_state.clip_left) < 128)
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{
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bounds_flags |= 0x10;
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}
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else
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{
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bounds_flags |= 0x01;
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}
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/* top */
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if (rect->top == self->orders_state.clip_top)
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{
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}
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else if (g_abs(rect->top - self->orders_state.clip_top) < 128)
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{
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bounds_flags |= 0x20;
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}
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else
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{
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bounds_flags |= 0x02;
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}
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/* right */
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if (rect->right == self->orders_state.clip_right)
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{
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}
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else if (g_abs(rect->right - self->orders_state.clip_right) < 128)
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{
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bounds_flags |= 0x40;
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}
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else
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{
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bounds_flags |= 0x04;
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}
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/* bottom */
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if (rect->bottom == self->orders_state.clip_bottom)
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{
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}
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else if (g_abs(rect->bottom - self->orders_state.clip_bottom) < 128)
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{
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bounds_flags |= 0x80;
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}
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else
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{
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bounds_flags |= 0x08;
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}
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/* left */
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if (bounds_flags & 0x01)
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{
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out_uint16_le(self->out_s, rect->left);
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}
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else if (bounds_flags & 0x10)
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{
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out_uint8(self->out_s, rect->left - self->orders_state.clip_left);
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}
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self->orders_state.clip_left = rect->left;
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/* top */
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if (bounds_flags & 0x02)
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{
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out_uint16_le(self->out_s, rect->top);
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}
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else if (bounds_flags & 0x20)
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{
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out_uint8(self->out_s, rect->top - self->orders_state.clip_top);
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}
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self->orders_state.clip_top = rect->top;
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/* right */
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if (bounds_flags & 0x04)
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{
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/* silly rdp right clip */
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out_uint16_le(self->out_s, rect->right - 1);
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}
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else if (bounds_flags & 0x40)
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{
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out_uint8(self->out_s, rect->right - self->orders_state.clip_right);
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}
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self->orders_state.clip_right = rect->right;
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/* bottom */
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if (bounds_flags & 0x08)
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{
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/* silly rdp bottom clip */
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out_uint16_le(self->out_s, rect->bottom - 1);
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}
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else if (bounds_flags & 0x80)
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{
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out_uint8(self->out_s, rect->bottom - self->orders_state.clip_bottom);
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}
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self->orders_state.clip_bottom = rect->bottom;
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/* set flags */
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*bounds_flags_ptr = bounds_flags;
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return 0;
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}
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/*****************************************************************************/
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/* returns error */
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static int APP_CC
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xrdp_order_pack_small_or_tiny(struct xrdp_orders *self,
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char *order_flags_ptr, int orders_flags,
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char *present_ptr, int present,
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int present_size)
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{
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int move_up_count = 0;
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int index = 0;
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int size = 0;
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int keep_looking = 1;
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move_up_count = 0;
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keep_looking = 1;
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for (index = present_size - 1; index >= 0; index--)
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{
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if (keep_looking)
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{
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if (((present >> (index * 8)) & 0xff) == 0)
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{
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move_up_count++;
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}
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else
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{
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keep_looking = 0;
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}
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}
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present_ptr[index] = present >> (index * 8);
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}
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if (move_up_count > 0)
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{
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/* move_up_count should be 0, 1, 2, or 3
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shifting it 6 will make it RDP_ORDER_TINY(0x80) or
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RDP_ORDER_SMALL(0x40) or both */
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orders_flags |= move_up_count << 6;
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size = (int)(self->out_s->p - present_ptr);
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size -= present_size;
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for (index = 0; index < size; index++)
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{
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present_ptr[index + (present_size - move_up_count)] =
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present_ptr[index + present_size];
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}
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self->out_s->p -= move_up_count;
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}
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order_flags_ptr[0] = orders_flags;
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return 0;
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}
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/*****************************************************************************/
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/* returns error */
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/* send a solid rect to client */
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/* max size 23 */
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int APP_CC
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xrdp_orders_rect(struct xrdp_orders *self, int x, int y, int cx, int cy,
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int color, struct xrdp_rect *rect)
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{
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int order_flags;
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int vals[8];
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int present;
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char *present_ptr;
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char *order_flags_ptr;
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if (xrdp_orders_check(self, 23) != 0)
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{
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return 1;
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}
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self->order_count++;
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order_flags = RDP_ORDER_STANDARD;
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if (self->orders_state.last_order != RDP_ORDER_RECT)
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{
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order_flags |= RDP_ORDER_CHANGE;
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}
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self->orders_state.last_order = RDP_ORDER_RECT;
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if (rect != 0)
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{
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/* if clip is present, still check if it's needed */
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if (x < rect->left || y < rect->top ||
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x + cx > rect->right || y + cy > rect->bottom)
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{
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order_flags |= RDP_ORDER_BOUNDS;
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if (xrdp_orders_last_bounds(self, rect))
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{
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order_flags |= RDP_ORDER_LASTBOUNDS;
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}
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}
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}
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vals[0] = x;
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vals[1] = self->orders_state.rect_x;
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vals[2] = y;
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vals[3] = self->orders_state.rect_y;
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vals[4] = cx;
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vals[5] = self->orders_state.rect_cx;
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vals[6] = cy;
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vals[7] = self->orders_state.rect_cy;
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if (xrdp_orders_send_delta(self, vals, 8))
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{
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order_flags |= RDP_ORDER_DELTA;
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}
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/* order_flags, set later, 1 byte */
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order_flags_ptr = self->out_s->p;
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out_uint8s(self->out_s, 1);
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if (order_flags & RDP_ORDER_CHANGE)
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{
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out_uint8(self->out_s, self->orders_state.last_order);
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}
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present = 0;
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/* present, set later, 1 byte */
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present_ptr = self->out_s->p;
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out_uint8s(self->out_s, 1);
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if ((order_flags & RDP_ORDER_BOUNDS) &&
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!(order_flags & RDP_ORDER_LASTBOUNDS))
|
|
{
|
|
xrdp_orders_out_bounds(self, rect);
|
|
}
|
|
|
|
if (x != self->orders_state.rect_x)
|
|
{
|
|
present |= 0x01;
|
|
|
|
if (order_flags & RDP_ORDER_DELTA)
|
|
{
|
|
out_uint8(self->out_s, x - self->orders_state.rect_x);
|
|
}
|
|
else
|
|
{
|
|
out_uint16_le(self->out_s, x);
|
|
}
|
|
|
|
self->orders_state.rect_x = x;
|
|
}
|
|
|
|
if (y != self->orders_state.rect_y)
|
|
{
|
|
present |= 0x02;
|
|
|
|
if (order_flags & RDP_ORDER_DELTA)
|
|
{
|
|
out_uint8(self->out_s, y - self->orders_state.rect_y);
|
|
}
|
|
else
|
|
{
|
|
out_uint16_le(self->out_s, y);
|
|
}
|
|
|
|
self->orders_state.rect_y = y;
|
|
}
|
|
|
|
if (cx != self->orders_state.rect_cx)
|
|
{
|
|
present |= 0x04;
|
|
|
|
if (order_flags & RDP_ORDER_DELTA)
|
|
{
|
|
out_uint8(self->out_s, cx - self->orders_state.rect_cx);
|
|
}
|
|
else
|
|
{
|
|
out_uint16_le(self->out_s, cx);
|
|
}
|
|
|
|
self->orders_state.rect_cx = cx;
|
|
}
|
|
|
|
if (cy != self->orders_state.rect_cy)
|
|
{
|
|
present |= 0x08;
|
|
|
|
if (order_flags & RDP_ORDER_DELTA)
|
|
{
|
|
out_uint8(self->out_s, cy - self->orders_state.rect_cy);
|
|
}
|
|
else
|
|
{
|
|
out_uint16_le(self->out_s, cy);
|
|
}
|
|
|
|
self->orders_state.rect_cy = cy;
|
|
}
|
|
|
|
if ((color & 0xff) != (self->orders_state.rect_color & 0xff))
|
|
{
|
|
present |= 0x10;
|
|
self->orders_state.rect_color =
|
|
(self->orders_state.rect_color & 0xffff00) | (color & 0xff);
|
|
out_uint8(self->out_s, color);
|
|
}
|
|
|
|
if ((color & 0xff00) != (self->orders_state.rect_color & 0xff00))
|
|
{
|
|
present |= 0x20;
|
|
self->orders_state.rect_color =
|
|
(self->orders_state.rect_color & 0xff00ff) | (color & 0xff00);
|
|
out_uint8(self->out_s, color >> 8);
|
|
}
|
|
|
|
if ((color & 0xff0000) != (self->orders_state.rect_color & 0xff0000))
|
|
{
|
|
present |= 0x40;
|
|
self->orders_state.rect_color =
|
|
(self->orders_state.rect_color & 0x00ffff) | (color & 0xff0000);
|
|
out_uint8(self->out_s, color >> 16);
|
|
}
|
|
|
|
xrdp_order_pack_small_or_tiny(self, order_flags_ptr, order_flags,
|
|
present_ptr, present, 1);
|
|
return 0;
|
|
}
|
|
|
|
/*****************************************************************************/
|
|
/* returns error */
|
|
/* send a screen blt order */
|
|
/* max size 25 */
|
|
int APP_CC
|
|
xrdp_orders_screen_blt(struct xrdp_orders *self, int x, int y,
|
|
int cx, int cy, int srcx, int srcy,
|
|
int rop, struct xrdp_rect *rect)
|
|
{
|
|
int order_flags = 0;
|
|
int vals[12] = {0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0};
|
|
int present = 0;
|
|
char *present_ptr = (char *)NULL;
|
|
char *order_flags_ptr = (char *)NULL;
|
|
|
|
if (xrdp_orders_check(self, 25) != 0)
|
|
{
|
|
return 1;
|
|
}
|
|
self->order_count++;
|
|
order_flags = RDP_ORDER_STANDARD;
|
|
|
|
if (self->orders_state.last_order != RDP_ORDER_SCREENBLT)
|
|
{
|
|
order_flags |= RDP_ORDER_CHANGE;
|
|
}
|
|
|
|
self->orders_state.last_order = RDP_ORDER_SCREENBLT;
|
|
|
|
if (rect != 0)
|
|
{
|
|
/* if clip is present, still check if it's needed */
|
|
if (x < rect->left || y < rect->top ||
|
|
x + cx > rect->right || y + cy > rect->bottom)
|
|
{
|
|
order_flags |= RDP_ORDER_BOUNDS;
|
|
|
|
if (xrdp_orders_last_bounds(self, rect))
|
|
{
|
|
order_flags |= RDP_ORDER_LASTBOUNDS;
|
|
}
|
|
}
|
|
}
|
|
|
|
vals[0] = x;
|
|
vals[1] = self->orders_state.scr_blt_x;
|
|
vals[2] = y;
|
|
vals[3] = self->orders_state.scr_blt_y;
|
|
vals[4] = cx;
|
|
vals[5] = self->orders_state.scr_blt_cx;
|
|
vals[6] = cy;
|
|
vals[7] = self->orders_state.scr_blt_cy;
|
|
vals[8] = srcx;
|
|
vals[9] = self->orders_state.scr_blt_srcx;
|
|
vals[10] = srcy;
|
|
vals[11] = self->orders_state.scr_blt_srcy;
|
|
|
|
if (xrdp_orders_send_delta(self, vals, 12))
|
|
{
|
|
order_flags |= RDP_ORDER_DELTA;
|
|
}
|
|
|
|
/* order_flags, set later, 1 byte */
|
|
order_flags_ptr = self->out_s->p;
|
|
out_uint8s(self->out_s, 1);
|
|
|
|
if (order_flags & RDP_ORDER_CHANGE)
|
|
{
|
|
out_uint8(self->out_s, self->orders_state.last_order);
|
|
}
|
|
|
|
present = 0;
|
|
/* present, set later, 1 byte */
|
|
present_ptr = self->out_s->p;
|
|
out_uint8s(self->out_s, 1);
|
|
|
|
if ((order_flags & RDP_ORDER_BOUNDS) &&
|
|
!(order_flags & RDP_ORDER_LASTBOUNDS))
|
|
{
|
|
xrdp_orders_out_bounds(self, rect);
|
|
}
|
|
|
|
if (x != self->orders_state.scr_blt_x)
|
|
{
|
|
present |= 0x01;
|
|
|
|
if (order_flags & RDP_ORDER_DELTA)
|
|
{
|
|
out_uint8(self->out_s, x - self->orders_state.scr_blt_x);
|
|
}
|
|
else
|
|
{
|
|
out_uint16_le(self->out_s, x);
|
|
}
|
|
|
|
self->orders_state.scr_blt_x = x;
|
|
}
|
|
|
|
if (y != self->orders_state.scr_blt_y)
|
|
{
|
|
present |= 0x02;
|
|
|
|
if (order_flags & RDP_ORDER_DELTA)
|
|
{
|
|
out_uint8(self->out_s, y - self->orders_state.scr_blt_y);
|
|
}
|
|
else
|
|
{
|
|
out_uint16_le(self->out_s, y);
|
|
}
|
|
|
|
self->orders_state.scr_blt_y = y;
|
|
}
|
|
|
|
if (cx != self->orders_state.scr_blt_cx)
|
|
{
|
|
present |= 0x04;
|
|
|
|
if (order_flags & RDP_ORDER_DELTA)
|
|
{
|
|
out_uint8(self->out_s, cx - self->orders_state.scr_blt_cx);
|
|
}
|
|
else
|
|
{
|
|
out_uint16_le(self->out_s, cx);
|
|
}
|
|
|
|
self->orders_state.scr_blt_cx = cx;
|
|
}
|
|
|
|
if (cy != self->orders_state.scr_blt_cy)
|
|
{
|
|
present |= 0x08;
|
|
|
|
if (order_flags & RDP_ORDER_DELTA)
|
|
{
|
|
out_uint8(self->out_s, cy - self->orders_state.scr_blt_cy);
|
|
}
|
|
else
|
|
{
|
|
out_uint16_le(self->out_s, cy);
|
|
}
|
|
|
|
self->orders_state.scr_blt_cy = cy;
|
|
}
|
|
|
|
if (rop != self->orders_state.scr_blt_rop)
|
|
{
|
|
present |= 0x10;
|
|
out_uint8(self->out_s, rop);
|
|
self->orders_state.scr_blt_rop = rop;
|
|
}
|
|
|
|
if (srcx != self->orders_state.scr_blt_srcx)
|
|
{
|
|
present |= 0x20;
|
|
|
|
if (order_flags & RDP_ORDER_DELTA)
|
|
{
|
|
out_uint8(self->out_s, srcx - self->orders_state.scr_blt_srcx);
|
|
}
|
|
else
|
|
{
|
|
out_uint16_le(self->out_s, srcx);
|
|
}
|
|
|
|
self->orders_state.scr_blt_srcx = srcx;
|
|
}
|
|
|
|
if (srcy != self->orders_state.scr_blt_srcy)
|
|
{
|
|
present |= 0x40;
|
|
|
|
if (order_flags & RDP_ORDER_DELTA)
|
|
{
|
|
out_uint8(self->out_s, srcy - self->orders_state.scr_blt_srcy);
|
|
}
|
|
else
|
|
{
|
|
out_uint16_le(self->out_s, srcy);
|
|
}
|
|
|
|
self->orders_state.scr_blt_srcy = srcy;
|
|
}
|
|
|
|
xrdp_order_pack_small_or_tiny(self, order_flags_ptr, order_flags,
|
|
present_ptr, present, 1);
|
|
return 0;
|
|
}
|
|
|
|
/*****************************************************************************/
|
|
/* returns error */
|
|
/* send a pat blt order */
|
|
/* max size 39 */
|
|
int APP_CC
|
|
xrdp_orders_pat_blt(struct xrdp_orders *self, int x, int y,
|
|
int cx, int cy, int rop, int bg_color,
|
|
int fg_color, struct xrdp_brush *brush,
|
|
struct xrdp_rect *rect)
|
|
{
|
|
int order_flags;
|
|
int present;
|
|
int vals[8];
|
|
char *present_ptr;
|
|
char *order_flags_ptr;
|
|
struct xrdp_brush blank_brush;
|
|
|
|
if (xrdp_orders_check(self, 39) != 0)
|
|
{
|
|
return 1;
|
|
}
|
|
self->order_count++;
|
|
order_flags = RDP_ORDER_STANDARD;
|
|
|
|
if (self->orders_state.last_order != RDP_ORDER_PATBLT)
|
|
{
|
|
order_flags |= RDP_ORDER_CHANGE;
|
|
}
|
|
|
|
self->orders_state.last_order = RDP_ORDER_PATBLT;
|
|
|
|
if (rect != 0)
|
|
{
|
|
/* if clip is present, still check if it's needed */
|
|
if (x < rect->left || y < rect->top ||
|
|
x + cx > rect->right || y + cy > rect->bottom)
|
|
{
|
|
order_flags |= RDP_ORDER_BOUNDS;
|
|
|
|
if (xrdp_orders_last_bounds(self, rect))
|
|
{
|
|
order_flags |= RDP_ORDER_LASTBOUNDS;
|
|
}
|
|
}
|
|
}
|
|
|
|
vals[0] = x;
|
|
vals[1] = self->orders_state.pat_blt_x;
|
|
vals[2] = y;
|
|
vals[3] = self->orders_state.pat_blt_y;
|
|
vals[4] = cx;
|
|
vals[5] = self->orders_state.pat_blt_cx;
|
|
vals[6] = cy;
|
|
vals[7] = self->orders_state.pat_blt_cy;
|
|
|
|
if (xrdp_orders_send_delta(self, vals, 8))
|
|
{
|
|
order_flags |= RDP_ORDER_DELTA;
|
|
}
|
|
|
|
/* order_flags, set later, 1 byte */
|
|
order_flags_ptr = self->out_s->p;
|
|
out_uint8s(self->out_s, 1);
|
|
|
|
if (order_flags & RDP_ORDER_CHANGE)
|
|
{
|
|
out_uint8(self->out_s, self->orders_state.last_order);
|
|
}
|
|
|
|
present = 0;
|
|
/* present, set later, 2 bytes */
|
|
present_ptr = self->out_s->p;
|
|
out_uint8s(self->out_s, 2);
|
|
|
|
if ((order_flags & RDP_ORDER_BOUNDS) &&
|
|
!(order_flags & RDP_ORDER_LASTBOUNDS))
|
|
{
|
|
xrdp_orders_out_bounds(self, rect);
|
|
}
|
|
|
|
if (x != self->orders_state.pat_blt_x)
|
|
{
|
|
present |= 0x0001;
|
|
|
|
if (order_flags & RDP_ORDER_DELTA)
|
|
{
|
|
out_uint8(self->out_s, x - self->orders_state.pat_blt_x);
|
|
}
|
|
else
|
|
{
|
|
out_uint16_le(self->out_s, x);
|
|
}
|
|
|
|
self->orders_state.pat_blt_x = x;
|
|
}
|
|
|
|
if (y != self->orders_state.pat_blt_y)
|
|
{
|
|
present |= 0x0002;
|
|
|
|
if (order_flags & RDP_ORDER_DELTA)
|
|
{
|
|
out_uint8(self->out_s, y - self->orders_state.pat_blt_y);
|
|
}
|
|
else
|
|
{
|
|
out_uint16_le(self->out_s, y);
|
|
}
|
|
|
|
self->orders_state.pat_blt_y = y;
|
|
}
|
|
|
|
if (cx != self->orders_state.pat_blt_cx)
|
|
{
|
|
present |= 0x0004;
|
|
|
|
if (order_flags & RDP_ORDER_DELTA)
|
|
{
|
|
out_uint8(self->out_s, cx - self->orders_state.pat_blt_cx);
|
|
}
|
|
else
|
|
{
|
|
out_uint16_le(self->out_s, cx);
|
|
}
|
|
|
|
self->orders_state.pat_blt_cx = cx;
|
|
}
|
|
|
|
if (cy != self->orders_state.pat_blt_cy)
|
|
{
|
|
present |= 0x0008;
|
|
|
|
if (order_flags & RDP_ORDER_DELTA)
|
|
{
|
|
out_uint8(self->out_s, cy - self->orders_state.pat_blt_cy);
|
|
}
|
|
else
|
|
{
|
|
out_uint16_le(self->out_s, cy);
|
|
}
|
|
|
|
self->orders_state.pat_blt_cy = cy;
|
|
}
|
|
|
|
if (rop != self->orders_state.pat_blt_rop)
|
|
{
|
|
present |= 0x0010;
|
|
/* PATCOPY PATPAINT PATINVERT DSTINVERT BLACKNESS WHITENESS */
|
|
out_uint8(self->out_s, rop);
|
|
self->orders_state.pat_blt_rop = rop;
|
|
}
|
|
|
|
if (bg_color != self->orders_state.pat_blt_bg_color)
|
|
{
|
|
present |= 0x0020;
|
|
out_uint8(self->out_s, bg_color);
|
|
out_uint8(self->out_s, bg_color >> 8);
|
|
out_uint8(self->out_s, bg_color >> 16);
|
|
self->orders_state.pat_blt_bg_color = bg_color;
|
|
}
|
|
|
|
if (fg_color != self->orders_state.pat_blt_fg_color)
|
|
{
|
|
present |= 0x0040;
|
|
out_uint8(self->out_s, fg_color);
|
|
out_uint8(self->out_s, fg_color >> 8);
|
|
out_uint8(self->out_s, fg_color >> 16);
|
|
self->orders_state.pat_blt_fg_color = fg_color;
|
|
}
|
|
|
|
if (brush == 0) /* if nil use blank one */
|
|
{
|
|
/* todo can we just set style to zero */
|
|
g_memset(&blank_brush, 0, sizeof(struct xrdp_brush));
|
|
brush = &blank_brush;
|
|
}
|
|
|
|
if (brush->x_origin != self->orders_state.pat_blt_brush.x_origin)
|
|
{
|
|
present |= 0x0080;
|
|
out_uint8(self->out_s, brush->x_origin);
|
|
self->orders_state.pat_blt_brush.x_origin = brush->x_origin;
|
|
}
|
|
|
|
if (brush->y_origin != self->orders_state.pat_blt_brush.y_origin)
|
|
{
|
|
present |= 0x0100;
|
|
out_uint8(self->out_s, brush->y_origin);
|
|
self->orders_state.pat_blt_brush.y_origin = brush->y_origin;
|
|
}
|
|
|
|
if (brush->style != self->orders_state.pat_blt_brush.style)
|
|
{
|
|
present |= 0x0200;
|
|
out_uint8(self->out_s, brush->style);
|
|
self->orders_state.pat_blt_brush.style = brush->style;
|
|
}
|
|
|
|
if (brush->pattern[0] != self->orders_state.pat_blt_brush.pattern[0])
|
|
{
|
|
present |= 0x0400;
|
|
out_uint8(self->out_s, brush->pattern[0]);
|
|
self->orders_state.pat_blt_brush.pattern[0] = brush->pattern[0];
|
|
}
|
|
|
|
if (g_memcmp(brush->pattern + 1,
|
|
self->orders_state.pat_blt_brush.pattern + 1, 7) != 0)
|
|
{
|
|
present |= 0x0800;
|
|
out_uint8a(self->out_s, brush->pattern + 1, 7);
|
|
g_memcpy(self->orders_state.pat_blt_brush.pattern + 1,
|
|
brush->pattern + 1, 7);
|
|
}
|
|
|
|
xrdp_order_pack_small_or_tiny(self, order_flags_ptr, order_flags,
|
|
present_ptr, present, 2);
|
|
return 0;
|
|
}
|
|
|
|
/*****************************************************************************/
|
|
/* returns error */
|
|
/* send a dest blt order */
|
|
/* max size 21 */
|
|
int APP_CC
|
|
xrdp_orders_dest_blt(struct xrdp_orders *self, int x, int y,
|
|
int cx, int cy, int rop,
|
|
struct xrdp_rect *rect)
|
|
{
|
|
int order_flags;
|
|
int vals[8];
|
|
int present;
|
|
char *present_ptr;
|
|
char *order_flags_ptr;
|
|
|
|
if (xrdp_orders_check(self, 21) != 0)
|
|
{
|
|
return 1;
|
|
}
|
|
self->order_count++;
|
|
order_flags = RDP_ORDER_STANDARD;
|
|
|
|
if (self->orders_state.last_order != RDP_ORDER_DESTBLT)
|
|
{
|
|
order_flags |= RDP_ORDER_CHANGE;
|
|
}
|
|
|
|
self->orders_state.last_order = RDP_ORDER_DESTBLT;
|
|
|
|
if (rect != 0)
|
|
{
|
|
/* if clip is present, still check if it's needed */
|
|
if (x < rect->left || y < rect->top ||
|
|
x + cx > rect->right || y + cy > rect->bottom)
|
|
{
|
|
order_flags |= RDP_ORDER_BOUNDS;
|
|
|
|
if (xrdp_orders_last_bounds(self, rect))
|
|
{
|
|
order_flags |= RDP_ORDER_LASTBOUNDS;
|
|
}
|
|
}
|
|
}
|
|
|
|
vals[0] = x;
|
|
vals[1] = self->orders_state.dest_blt_x;
|
|
vals[2] = y;
|
|
vals[3] = self->orders_state.dest_blt_y;
|
|
vals[4] = cx;
|
|
vals[5] = self->orders_state.dest_blt_cx;
|
|
vals[6] = cy;
|
|
vals[7] = self->orders_state.dest_blt_cy;
|
|
|
|
if (xrdp_orders_send_delta(self, vals, 8))
|
|
{
|
|
order_flags |= RDP_ORDER_DELTA;
|
|
}
|
|
|
|
/* order_flags, set later, 1 byte */
|
|
order_flags_ptr = self->out_s->p;
|
|
out_uint8s(self->out_s, 1);
|
|
|
|
if (order_flags & RDP_ORDER_CHANGE)
|
|
{
|
|
out_uint8(self->out_s, self->orders_state.last_order);
|
|
}
|
|
|
|
present = 0;
|
|
/* present, set later, 1 byte */
|
|
present_ptr = self->out_s->p;
|
|
out_uint8s(self->out_s, 1);
|
|
|
|
if ((order_flags & RDP_ORDER_BOUNDS) &&
|
|
!(order_flags & RDP_ORDER_LASTBOUNDS))
|
|
{
|
|
xrdp_orders_out_bounds(self, rect);
|
|
}
|
|
|
|
if (x != self->orders_state.dest_blt_x)
|
|
{
|
|
present |= 0x01;
|
|
|
|
if (order_flags & RDP_ORDER_DELTA)
|
|
{
|
|
out_uint8(self->out_s, x - self->orders_state.dest_blt_x);
|
|
}
|
|
else
|
|
{
|
|
out_uint16_le(self->out_s, x);
|
|
}
|
|
|
|
self->orders_state.dest_blt_x = x;
|
|
}
|
|
|
|
if (y != self->orders_state.dest_blt_y)
|
|
{
|
|
present |= 0x02;
|
|
|
|
if (order_flags & RDP_ORDER_DELTA)
|
|
{
|
|
out_uint8(self->out_s, y - self->orders_state.dest_blt_y);
|
|
}
|
|
else
|
|
{
|
|
out_uint16_le(self->out_s, y);
|
|
}
|
|
|
|
self->orders_state.dest_blt_y = y;
|
|
}
|
|
|
|
if (cx != self->orders_state.dest_blt_cx)
|
|
{
|
|
present |= 0x04;
|
|
|
|
if (order_flags & RDP_ORDER_DELTA)
|
|
{
|
|
out_uint8(self->out_s, cx - self->orders_state.dest_blt_cx);
|
|
}
|
|
else
|
|
{
|
|
out_uint16_le(self->out_s, cx);
|
|
}
|
|
|
|
self->orders_state.dest_blt_cx = cx;
|
|
}
|
|
|
|
if (cy != self->orders_state.dest_blt_cy)
|
|
{
|
|
present |= 0x08;
|
|
|
|
if (order_flags & RDP_ORDER_DELTA)
|
|
{
|
|
out_uint8(self->out_s, cy - self->orders_state.dest_blt_cy);
|
|
}
|
|
else
|
|
{
|
|
out_uint16_le(self->out_s, cy);
|
|
}
|
|
|
|
self->orders_state.dest_blt_cy = cy;
|
|
}
|
|
|
|
if (rop != self->orders_state.dest_blt_rop)
|
|
{
|
|
present |= 0x10;
|
|
out_uint8(self->out_s, rop);
|
|
self->orders_state.dest_blt_rop = rop;
|
|
}
|
|
|
|
xrdp_order_pack_small_or_tiny(self, order_flags_ptr, order_flags,
|
|
present_ptr, present, 1);
|
|
return 0;
|
|
}
|
|
|
|
/*****************************************************************************/
|
|
/* returns error */
|
|
/* send a line order */
|
|
/* max size 32 */
|
|
int APP_CC
|
|
xrdp_orders_line(struct xrdp_orders *self, int mix_mode,
|
|
int startx, int starty,
|
|
int endx, int endy, int rop, int bg_color,
|
|
struct xrdp_pen *pen,
|
|
struct xrdp_rect *rect)
|
|
{
|
|
int order_flags = 0;
|
|
int vals[8] = {0, 0, 0, 0, 0, 0, 0, 0};
|
|
int present = 0;
|
|
char *present_ptr = (char *)NULL;
|
|
char *order_flags_ptr = (char *)NULL;
|
|
struct xrdp_pen blank_pen;
|
|
|
|
g_memset(&blank_pen, 0, sizeof(struct xrdp_pen));
|
|
|
|
/* if mix mode or rop are out of range, mstsc build 6000+ will parse the
|
|
orders wrong */
|
|
if ((mix_mode < 1) || (mix_mode > 2)) /* TRANSPARENT(1) or OPAQUE(2) */
|
|
{
|
|
mix_mode = 1;
|
|
}
|
|
|
|
if ((rop < 1) || (rop > 0x10))
|
|
{
|
|
rop = 0x0d; /* R2_COPYPEN */
|
|
}
|
|
|
|
if (xrdp_orders_check(self, 32) != 0)
|
|
{
|
|
return 1;
|
|
}
|
|
self->order_count++;
|
|
order_flags = RDP_ORDER_STANDARD;
|
|
|
|
if (self->orders_state.last_order != RDP_ORDER_LINE)
|
|
{
|
|
order_flags |= RDP_ORDER_CHANGE;
|
|
}
|
|
|
|
self->orders_state.last_order = RDP_ORDER_LINE;
|
|
|
|
if (rect != 0)
|
|
{
|
|
/* if clip is present, still check if it's needed */
|
|
if (MIN(endx, startx) < rect->left ||
|
|
MIN(endy, starty) < rect->top ||
|
|
MAX(endx, startx) >= rect->right ||
|
|
MAX(endy, starty) >= rect->bottom)
|
|
{
|
|
order_flags |= RDP_ORDER_BOUNDS;
|
|
|
|
if (xrdp_orders_last_bounds(self, rect))
|
|
{
|
|
order_flags |= RDP_ORDER_LASTBOUNDS;
|
|
}
|
|
}
|
|
}
|
|
|
|
vals[0] = startx;
|
|
vals[1] = self->orders_state.line_startx;
|
|
vals[2] = starty;
|
|
vals[3] = self->orders_state.line_starty;
|
|
vals[4] = endx;
|
|
vals[5] = self->orders_state.line_endx;
|
|
vals[6] = endy;
|
|
vals[7] = self->orders_state.line_endy;
|
|
|
|
if (xrdp_orders_send_delta(self, vals, 8))
|
|
{
|
|
order_flags |= RDP_ORDER_DELTA;
|
|
}
|
|
|
|
/* order_flags, set later, 1 byte */
|
|
order_flags_ptr = self->out_s->p;
|
|
out_uint8s(self->out_s, 1);
|
|
|
|
if (order_flags & RDP_ORDER_CHANGE)
|
|
{
|
|
out_uint8(self->out_s, self->orders_state.last_order);
|
|
}
|
|
|
|
present = 0;
|
|
/* present, set later, 2 bytes */
|
|
present_ptr = self->out_s->p;
|
|
out_uint8s(self->out_s, 2);
|
|
|
|
if ((order_flags & RDP_ORDER_BOUNDS) &&
|
|
!(order_flags & RDP_ORDER_LASTBOUNDS))
|
|
{
|
|
xrdp_orders_out_bounds(self, rect);
|
|
}
|
|
|
|
if (mix_mode != self->orders_state.line_mix_mode)
|
|
{
|
|
present |= 0x0001;
|
|
out_uint16_le(self->out_s, mix_mode);
|
|
self->orders_state.line_mix_mode = mix_mode;
|
|
}
|
|
|
|
if (startx != self->orders_state.line_startx)
|
|
{
|
|
present |= 0x0002;
|
|
|
|
if (order_flags & RDP_ORDER_DELTA)
|
|
{
|
|
out_uint8(self->out_s, startx - self->orders_state.line_startx);
|
|
}
|
|
else
|
|
{
|
|
out_uint16_le(self->out_s, startx);
|
|
}
|
|
|
|
self->orders_state.line_startx = startx;
|
|
}
|
|
|
|
if (starty != self->orders_state.line_starty)
|
|
{
|
|
present |= 0x0004;
|
|
|
|
if (order_flags & RDP_ORDER_DELTA)
|
|
{
|
|
out_uint8(self->out_s, starty - self->orders_state.line_starty);
|
|
}
|
|
else
|
|
{
|
|
out_uint16_le(self->out_s, starty);
|
|
}
|
|
|
|
self->orders_state.line_starty = starty;
|
|
}
|
|
|
|
if (endx != self->orders_state.line_endx)
|
|
{
|
|
present |= 0x0008;
|
|
|
|
if (order_flags & RDP_ORDER_DELTA)
|
|
{
|
|
out_uint8(self->out_s, endx - self->orders_state.line_endx);
|
|
}
|
|
else
|
|
{
|
|
out_uint16_le(self->out_s, endx);
|
|
}
|
|
|
|
self->orders_state.line_endx = endx;
|
|
}
|
|
|
|
if (endy != self->orders_state.line_endy)
|
|
{
|
|
present |= 0x0010;
|
|
|
|
if (order_flags & RDP_ORDER_DELTA)
|
|
{
|
|
out_uint8(self->out_s, endy - self->orders_state.line_endy);
|
|
}
|
|
else
|
|
{
|
|
out_uint16_le(self->out_s, endy);
|
|
}
|
|
|
|
self->orders_state.line_endy = endy;
|
|
}
|
|
|
|
if (bg_color != self->orders_state.line_bg_color)
|
|
{
|
|
present |= 0x0020;
|
|
out_uint8(self->out_s, bg_color);
|
|
out_uint8(self->out_s, bg_color >> 8);
|
|
out_uint8(self->out_s, bg_color >> 16);
|
|
self->orders_state.line_bg_color = bg_color;
|
|
}
|
|
|
|
if (rop != self->orders_state.line_rop)
|
|
{
|
|
present |= 0x0040;
|
|
out_uint8(self->out_s, rop);
|
|
self->orders_state.line_rop = rop;
|
|
}
|
|
|
|
if (pen == 0)
|
|
{
|
|
g_memset(&blank_pen, 0, sizeof(struct xrdp_pen));
|
|
pen = &blank_pen;
|
|
}
|
|
|
|
if (pen->style != self->orders_state.line_pen.style)
|
|
{
|
|
present |= 0x0080;
|
|
out_uint8(self->out_s, pen->style);
|
|
self->orders_state.line_pen.style = pen->style;
|
|
}
|
|
|
|
if (pen->width != self->orders_state.line_pen.width)
|
|
{
|
|
present |= 0x0100;
|
|
out_uint8(self->out_s, pen->width);
|
|
self->orders_state.line_pen.width = pen->width;
|
|
}
|
|
|
|
if (pen->color != self->orders_state.line_pen.color)
|
|
{
|
|
present |= 0x0200;
|
|
out_uint8(self->out_s, pen->color);
|
|
out_uint8(self->out_s, pen->color >> 8);
|
|
out_uint8(self->out_s, pen->color >> 16);
|
|
self->orders_state.line_pen.color = pen->color;
|
|
}
|
|
|
|
xrdp_order_pack_small_or_tiny(self, order_flags_ptr, order_flags,
|
|
present_ptr, present, 2);
|
|
return 0;
|
|
}
|
|
|
|
/*****************************************************************************/
|
|
/* returns error */
|
|
/* send a mem blt order */
|
|
/* max size 30 */
|
|
int APP_CC
|
|
xrdp_orders_mem_blt(struct xrdp_orders *self, int cache_id,
|
|
int color_table, int x, int y, int cx, int cy,
|
|
int rop, int srcx, int srcy,
|
|
int cache_idx, struct xrdp_rect *rect)
|
|
{
|
|
int order_flags = 0;
|
|
int vals[12] = {0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0};
|
|
int present = 0;
|
|
char *present_ptr = (char *)NULL;
|
|
char *order_flags_ptr = (char *)NULL;
|
|
|
|
if (xrdp_orders_check(self, 30) != 0)
|
|
{
|
|
return 1;
|
|
}
|
|
self->order_count++;
|
|
order_flags = RDP_ORDER_STANDARD;
|
|
|
|
if (self->orders_state.last_order != RDP_ORDER_MEMBLT)
|
|
{
|
|
order_flags |= RDP_ORDER_CHANGE;
|
|
}
|
|
|
|
self->orders_state.last_order = RDP_ORDER_MEMBLT;
|
|
|
|
if (rect != 0)
|
|
{
|
|
/* if clip is present, still check if it's needed */
|
|
if (x < rect->left || y < rect->top ||
|
|
x + cx > rect->right || y + cy > rect->bottom)
|
|
{
|
|
order_flags |= RDP_ORDER_BOUNDS;
|
|
|
|
if (xrdp_orders_last_bounds(self, rect))
|
|
{
|
|
order_flags |= RDP_ORDER_LASTBOUNDS;
|
|
}
|
|
}
|
|
}
|
|
|
|
vals[0] = x;
|
|
vals[1] = self->orders_state.mem_blt_x;
|
|
vals[2] = y;
|
|
vals[3] = self->orders_state.mem_blt_y;
|
|
vals[4] = cx;
|
|
vals[5] = self->orders_state.mem_blt_cx;
|
|
vals[6] = cy;
|
|
vals[7] = self->orders_state.mem_blt_cy;
|
|
vals[8] = srcx;
|
|
vals[9] = self->orders_state.mem_blt_srcx;
|
|
vals[10] = srcy;
|
|
vals[11] = self->orders_state.mem_blt_srcy;
|
|
|
|
if (xrdp_orders_send_delta(self, vals, 12))
|
|
{
|
|
order_flags |= RDP_ORDER_DELTA;
|
|
}
|
|
|
|
/* order_flags, set later, 1 byte */
|
|
order_flags_ptr = self->out_s->p;
|
|
out_uint8s(self->out_s, 1);
|
|
|
|
if (order_flags & RDP_ORDER_CHANGE)
|
|
{
|
|
out_uint8(self->out_s, self->orders_state.last_order);
|
|
}
|
|
|
|
present = 0;
|
|
/* present, set later, 2 bytes */
|
|
present_ptr = self->out_s->p;
|
|
out_uint8s(self->out_s, 2);
|
|
|
|
if ((order_flags & RDP_ORDER_BOUNDS) &&
|
|
!(order_flags & RDP_ORDER_LASTBOUNDS))
|
|
{
|
|
xrdp_orders_out_bounds(self, rect);
|
|
}
|
|
|
|
if (cache_id != self->orders_state.mem_blt_cache_id ||
|
|
color_table != self->orders_state.mem_blt_color_table)
|
|
{
|
|
present |= 0x0001;
|
|
out_uint8(self->out_s, cache_id);
|
|
out_uint8(self->out_s, color_table);
|
|
self->orders_state.mem_blt_cache_id = cache_id;
|
|
self->orders_state.mem_blt_color_table = color_table;
|
|
}
|
|
|
|
if (x != self->orders_state.mem_blt_x)
|
|
{
|
|
present |= 0x0002;
|
|
|
|
if (order_flags & RDP_ORDER_DELTA)
|
|
{
|
|
out_uint8(self->out_s, x - self->orders_state.mem_blt_x);
|
|
}
|
|
else
|
|
{
|
|
out_uint16_le(self->out_s, x);
|
|
}
|
|
|
|
self->orders_state.mem_blt_x = x;
|
|
}
|
|
|
|
if (y != self->orders_state.mem_blt_y)
|
|
{
|
|
present |= 0x0004;
|
|
|
|
if (order_flags & RDP_ORDER_DELTA)
|
|
{
|
|
out_uint8(self->out_s, y - self->orders_state.mem_blt_y);
|
|
}
|
|
else
|
|
{
|
|
out_uint16_le(self->out_s, y);
|
|
}
|
|
|
|
self->orders_state.mem_blt_y = y;
|
|
}
|
|
|
|
if (cx != self->orders_state.mem_blt_cx)
|
|
{
|
|
present |= 0x0008;
|
|
|
|
if (order_flags & RDP_ORDER_DELTA)
|
|
{
|
|
out_uint8(self->out_s, cx - self->orders_state.mem_blt_cx);
|
|
}
|
|
else
|
|
{
|
|
out_uint16_le(self->out_s, cx);
|
|
}
|
|
|
|
self->orders_state.mem_blt_cx = cx;
|
|
}
|
|
|
|
if (cy != self->orders_state.mem_blt_cy)
|
|
{
|
|
present |= 0x0010;
|
|
|
|
if (order_flags & RDP_ORDER_DELTA)
|
|
{
|
|
out_uint8(self->out_s, cy - self->orders_state.mem_blt_cy);
|
|
}
|
|
else
|
|
{
|
|
out_uint16_le(self->out_s, cy);
|
|
}
|
|
|
|
self->orders_state.mem_blt_cy = cy;
|
|
}
|
|
|
|
if (rop != self->orders_state.mem_blt_rop)
|
|
{
|
|
present |= 0x0020;
|
|
out_uint8(self->out_s, rop);
|
|
self->orders_state.mem_blt_rop = rop;
|
|
}
|
|
|
|
if (srcx != self->orders_state.mem_blt_srcx)
|
|
{
|
|
present |= 0x0040;
|
|
|
|
if (order_flags & RDP_ORDER_DELTA)
|
|
{
|
|
out_uint8(self->out_s, srcx - self->orders_state.mem_blt_srcx);
|
|
}
|
|
else
|
|
{
|
|
out_uint16_le(self->out_s, srcx);
|
|
}
|
|
|
|
self->orders_state.mem_blt_srcx = srcx;
|
|
}
|
|
|
|
if (srcy != self->orders_state.mem_blt_srcy)
|
|
{
|
|
present |= 0x0080;
|
|
|
|
if (order_flags & RDP_ORDER_DELTA)
|
|
{
|
|
out_uint8(self->out_s, srcy - self->orders_state.mem_blt_srcy);
|
|
}
|
|
else
|
|
{
|
|
out_uint16_le(self->out_s, srcy);
|
|
}
|
|
|
|
self->orders_state.mem_blt_srcy = srcy;
|
|
}
|
|
|
|
if (cache_idx != self->orders_state.mem_blt_cache_idx)
|
|
{
|
|
present |= 0x0100;
|
|
out_uint16_le(self->out_s, cache_idx);
|
|
self->orders_state.mem_blt_cache_idx = cache_idx;
|
|
}
|
|
|
|
xrdp_order_pack_small_or_tiny(self, order_flags_ptr, order_flags,
|
|
present_ptr, present, 2);
|
|
return 0;
|
|
}
|
|
|
|
/*****************************************************************************/
|
|
/* returns error */
|
|
int APP_CC
|
|
xrdp_orders_composite_blt(struct xrdp_orders* self, int srcidx, int srcformat,
|
|
int srcwidth, int srcrepeat, int* srctransform,
|
|
int mskflags, int mskidx, int mskformat,
|
|
int mskwidth, int mskrepeat, int op,
|
|
int srcx, int srcy, int mskx, int msky,
|
|
int dstx, int dsty, int width, int height,
|
|
int dstformat,
|
|
struct xrdp_rect* rect)
|
|
{
|
|
int order_flags;
|
|
int vals[20];
|
|
int present;
|
|
char* present_ptr;
|
|
char* order_flags_ptr;
|
|
|
|
if (xrdp_orders_check(self, 80) != 0)
|
|
{
|
|
return 1;
|
|
}
|
|
self->order_count++;
|
|
order_flags = RDP_ORDER_STANDARD;
|
|
if (self->orders_state.last_order != RDP_ORDER_COMPOSITE)
|
|
{
|
|
order_flags |= RDP_ORDER_CHANGE;
|
|
}
|
|
self->orders_state.last_order = RDP_ORDER_COMPOSITE;
|
|
if (rect != 0)
|
|
{
|
|
/* if clip is present, still check if it's needed */
|
|
if (dstx < rect->left || dsty < rect->top ||
|
|
dstx + width > rect->right || dsty + height > rect->bottom)
|
|
{
|
|
order_flags |= RDP_ORDER_BOUNDS;
|
|
if (xrdp_orders_last_bounds(self, rect))
|
|
{
|
|
|
|
order_flags |= RDP_ORDER_LASTBOUNDS;
|
|
|
|
}
|
|
}
|
|
}
|
|
vals[0] = srcx;
|
|
vals[1] = self->orders_state.com_blt_srcx;
|
|
vals[2] = srcy;
|
|
vals[3] = self->orders_state.com_blt_srcy;
|
|
vals[4] = mskx;
|
|
vals[5] = self->orders_state.com_blt_mskx;
|
|
vals[6] = msky;
|
|
vals[7] = self->orders_state.com_blt_msky;
|
|
vals[8] = dstx;
|
|
vals[9] = self->orders_state.com_blt_dstx;
|
|
vals[10] = dsty;
|
|
vals[11] = self->orders_state.com_blt_dsty;
|
|
vals[12] = width;
|
|
vals[13] = self->orders_state.com_blt_width;
|
|
vals[14] = height;
|
|
vals[15] = self->orders_state.com_blt_height;
|
|
vals[16] = srcwidth;
|
|
vals[17] = self->orders_state.com_blt_srcwidth;
|
|
vals[18] = mskwidth;
|
|
vals[19] = self->orders_state.com_blt_mskwidth;
|
|
if (xrdp_orders_send_delta(self, vals, 20))
|
|
{
|
|
order_flags |= RDP_ORDER_DELTA;
|
|
}
|
|
/* order_flags, set later, 1 byte */
|
|
order_flags_ptr = self->out_s->p;
|
|
out_uint8s(self->out_s, 1);
|
|
if (order_flags & RDP_ORDER_CHANGE)
|
|
{
|
|
out_uint8(self->out_s, self->orders_state.last_order);
|
|
}
|
|
present = 0;
|
|
/* present, set later, 3 bytes */
|
|
present_ptr = self->out_s->p;
|
|
out_uint8s(self->out_s, 3);
|
|
if ((order_flags & RDP_ORDER_BOUNDS) &&
|
|
!(order_flags & RDP_ORDER_LASTBOUNDS))
|
|
{
|
|
xrdp_orders_out_bounds(self, rect);
|
|
}
|
|
|
|
if (srcidx != self->orders_state.com_blt_srcidx)
|
|
{
|
|
present |= 0x000001;
|
|
out_uint16_le(self->out_s, srcidx);
|
|
self->orders_state.com_blt_srcidx = srcidx;
|
|
}
|
|
|
|
if (srcformat != self->orders_state.com_blt_srcformat)
|
|
{
|
|
present |= 0x000002;
|
|
out_uint32_le(self->out_s, srcformat);
|
|
self->orders_state.com_blt_srcformat = srcformat;
|
|
}
|
|
|
|
if (srcwidth != self->orders_state.com_blt_srcwidth)
|
|
{
|
|
present |= 0x000004;
|
|
if (order_flags & RDP_ORDER_DELTA)
|
|
{
|
|
out_uint8(self->out_s, srcwidth - self->orders_state.com_blt_srcwidth);
|
|
}
|
|
else
|
|
{
|
|
out_uint16_le(self->out_s, srcwidth);
|
|
}
|
|
self->orders_state.com_blt_srcwidth = srcwidth;
|
|
}
|
|
|
|
if (srcrepeat != self->orders_state.com_blt_srcrepeat)
|
|
{
|
|
present |= 0x000008;
|
|
out_uint8(self->out_s, srcrepeat);
|
|
self->orders_state.com_blt_srcrepeat = srcrepeat;
|
|
}
|
|
|
|
if (srctransform != 0)
|
|
{
|
|
if (srctransform[0] != self->orders_state.com_blt_srctransform[0])
|
|
{
|
|
present |= 0x000010;
|
|
out_uint32_le(self->out_s, srctransform[0]);
|
|
self->orders_state.com_blt_srctransform[0] = srctransform[0];
|
|
}
|
|
if (g_memcmp(&(srctransform[1]),
|
|
&(self->orders_state.com_blt_srctransform[1]),
|
|
36) != 0)
|
|
{
|
|
present |= 0x000020;
|
|
out_uint32_le(self->out_s, srctransform[1]);
|
|
out_uint32_le(self->out_s, srctransform[2]);
|
|
out_uint32_le(self->out_s, srctransform[3]);
|
|
out_uint32_le(self->out_s, srctransform[4]);
|
|
out_uint32_le(self->out_s, srctransform[5]);
|
|
out_uint32_le(self->out_s, srctransform[6]);
|
|
out_uint32_le(self->out_s, srctransform[7]);
|
|
out_uint32_le(self->out_s, srctransform[8]);
|
|
out_uint32_le(self->out_s, srctransform[9]);
|
|
}
|
|
}
|
|
else
|
|
{
|
|
if (self->orders_state.com_blt_srctransform[0] != 0)
|
|
{
|
|
present |= 0x000010;
|
|
out_uint32_le(self->out_s, 0);
|
|
self->orders_state.com_blt_srctransform[0] = 0;
|
|
}
|
|
}
|
|
|
|
if (mskflags != self->orders_state.com_blt_mskflags)
|
|
{
|
|
present |= 0x000040;
|
|
out_uint8(self->out_s, mskflags);
|
|
self->orders_state.com_blt_mskflags = mskflags;
|
|
}
|
|
|
|
if (mskidx != self->orders_state.com_blt_mskidx)
|
|
{
|
|
present |= 0x000080;
|
|
out_uint16_le(self->out_s, mskidx);
|
|
self->orders_state.com_blt_mskidx = mskidx;
|
|
}
|
|
|
|
if (mskformat != self->orders_state.com_blt_mskformat)
|
|
{
|
|
present |= 0x000100;
|
|
out_uint32_le(self->out_s, mskformat);
|
|
self->orders_state.com_blt_mskformat = mskformat;
|
|
}
|
|
|
|
if (mskwidth != self->orders_state.com_blt_mskwidth)
|
|
{
|
|
present |= 0x000200;
|
|
if (order_flags & RDP_ORDER_DELTA)
|
|
{
|
|
out_uint8(self->out_s, mskwidth - self->orders_state.com_blt_mskwidth);
|
|
}
|
|
else
|
|
{
|
|
out_uint16_le(self->out_s, mskwidth);
|
|
}
|
|
self->orders_state.com_blt_mskwidth = mskwidth;
|
|
}
|
|
|
|
if (mskrepeat != self->orders_state.com_blt_mskrepeat)
|
|
{
|
|
present |= 0x000400;
|
|
out_uint8(self->out_s, mskrepeat);
|
|
self->orders_state.com_blt_mskrepeat = mskrepeat;
|
|
}
|
|
|
|
if (op != self->orders_state.com_blt_op)
|
|
{
|
|
present |= 0x000800;
|
|
out_uint8(self->out_s, op);
|
|
self->orders_state.com_blt_op = op;
|
|
}
|
|
|
|
if (srcx != self->orders_state.com_blt_srcx)
|
|
{
|
|
present |= 0x001000;
|
|
if (order_flags & RDP_ORDER_DELTA)
|
|
{
|
|
out_uint8(self->out_s, srcx - self->orders_state.com_blt_srcx);
|
|
}
|
|
else
|
|
{
|
|
out_uint16_le(self->out_s, srcx);
|
|
}
|
|
self->orders_state.com_blt_srcx = srcx;
|
|
}
|
|
|
|
if (srcy != self->orders_state.com_blt_srcy)
|
|
{
|
|
present |= 0x002000;
|
|
if (order_flags & RDP_ORDER_DELTA)
|
|
{
|
|
out_uint8(self->out_s, srcy - self->orders_state.com_blt_srcy);
|
|
}
|
|
else
|
|
{
|
|
out_uint16_le(self->out_s, srcy);
|
|
}
|
|
self->orders_state.com_blt_srcy = srcy;
|
|
}
|
|
|
|
if (mskx != self->orders_state.com_blt_mskx)
|
|
{
|
|
present |= 0x004000;
|
|
if (order_flags & RDP_ORDER_DELTA)
|
|
{
|
|
out_uint8(self->out_s, mskx - self->orders_state.com_blt_mskx);
|
|
}
|
|
else
|
|
{
|
|
out_uint16_le(self->out_s, mskx);
|
|
}
|
|
self->orders_state.com_blt_mskx = mskx;
|
|
}
|
|
|
|
if (msky != self->orders_state.com_blt_msky)
|
|
{
|
|
present |= 0x008000;
|
|
if (order_flags & RDP_ORDER_DELTA)
|
|
{
|
|
out_uint8(self->out_s, msky - self->orders_state.com_blt_msky);
|
|
}
|
|
else
|
|
{
|
|
out_uint16_le(self->out_s, msky);
|
|
}
|
|
self->orders_state.com_blt_msky = msky;
|
|
}
|
|
|
|
if (dstx != self->orders_state.com_blt_dstx)
|
|
{
|
|
present |= 0x010000;
|
|
if (order_flags & RDP_ORDER_DELTA)
|
|
{
|
|
out_uint8(self->out_s, dstx - self->orders_state.com_blt_dstx);
|
|
}
|
|
else
|
|
{
|
|
out_uint16_le(self->out_s, dstx);
|
|
}
|
|
self->orders_state.com_blt_dstx = dstx;
|
|
}
|
|
|
|
if (dsty != self->orders_state.com_blt_dsty)
|
|
{
|
|
present |= 0x020000;
|
|
if (order_flags & RDP_ORDER_DELTA)
|
|
{
|
|
out_uint8(self->out_s, dsty - self->orders_state.com_blt_dsty);
|
|
}
|
|
else
|
|
{
|
|
out_uint16_le(self->out_s, dsty);
|
|
}
|
|
self->orders_state.com_blt_dsty = dsty;
|
|
}
|
|
|
|
if (width != self->orders_state.com_blt_width)
|
|
{
|
|
present |= 0x040000;
|
|
if (order_flags & RDP_ORDER_DELTA)
|
|
{
|
|
out_uint8(self->out_s, width - self->orders_state.com_blt_width);
|
|
}
|
|
else
|
|
{
|
|
out_uint16_le(self->out_s, width);
|
|
}
|
|
self->orders_state.com_blt_width = width;
|
|
}
|
|
|
|
if (height != self->orders_state.com_blt_height)
|
|
{
|
|
present |= 0x080000;
|
|
if (order_flags & RDP_ORDER_DELTA)
|
|
{
|
|
out_uint8(self->out_s, height - self->orders_state.com_blt_height);
|
|
}
|
|
else
|
|
{
|
|
out_uint16_le(self->out_s, height);
|
|
}
|
|
self->orders_state.com_blt_height = height;
|
|
}
|
|
|
|
if (dstformat != self->orders_state.com_blt_dstformat)
|
|
{
|
|
present |= 0x100000;
|
|
out_uint32_le(self->out_s, dstformat);
|
|
self->orders_state.com_blt_dstformat = dstformat;
|
|
}
|
|
|
|
xrdp_order_pack_small_or_tiny(self, order_flags_ptr, order_flags,
|
|
|
|
present_ptr, present, 3);
|
|
|
|
return 0;
|
|
}
|
|
|
|
/*****************************************************************************/
|
|
/* returns error */
|
|
int APP_CC
|
|
xrdp_orders_text(struct xrdp_orders *self,
|
|
int font, int flags, int mixmode,
|
|
int fg_color, int bg_color,
|
|
int clip_left, int clip_top,
|
|
int clip_right, int clip_bottom,
|
|
int box_left, int box_top,
|
|
int box_right, int box_bottom,
|
|
int x, int y, char *data, int data_len,
|
|
struct xrdp_rect *rect)
|
|
{
|
|
int order_flags = 0;
|
|
int present = 0;
|
|
char *present_ptr = (char *)NULL;
|
|
char *order_flags_ptr = (char *)NULL;
|
|
|
|
if (xrdp_orders_check(self, 44 + data_len) != 0)
|
|
{
|
|
return 1;
|
|
}
|
|
self->order_count++;
|
|
order_flags = RDP_ORDER_STANDARD;
|
|
|
|
if (self->orders_state.last_order != RDP_ORDER_TEXT2)
|
|
{
|
|
order_flags |= RDP_ORDER_CHANGE;
|
|
}
|
|
|
|
self->orders_state.last_order = RDP_ORDER_TEXT2;
|
|
|
|
if (rect != 0)
|
|
{
|
|
/* if clip is present, still check if it's needed */
|
|
if ((box_right - box_left > 1 &&
|
|
(box_left < rect->left ||
|
|
box_top < rect->top ||
|
|
box_right > rect->right ||
|
|
box_bottom > rect->bottom)) ||
|
|
(clip_left < rect->left ||
|
|
clip_top < rect->top ||
|
|
clip_right > rect->right ||
|
|
clip_bottom > rect->bottom))
|
|
{
|
|
order_flags |= RDP_ORDER_BOUNDS;
|
|
|
|
if (xrdp_orders_last_bounds(self, rect))
|
|
{
|
|
order_flags |= RDP_ORDER_LASTBOUNDS;
|
|
}
|
|
}
|
|
}
|
|
|
|
/* order_flags, set later, 1 byte */
|
|
order_flags_ptr = self->out_s->p;
|
|
out_uint8s(self->out_s, 1);
|
|
|
|
if (order_flags & RDP_ORDER_CHANGE)
|
|
{
|
|
out_uint8(self->out_s, self->orders_state.last_order);
|
|
}
|
|
|
|
present = 0;
|
|
/* present, set later, 3 bytes */
|
|
present_ptr = self->out_s->p;
|
|
out_uint8s(self->out_s, 3);
|
|
|
|
if ((order_flags & RDP_ORDER_BOUNDS) &&
|
|
!(order_flags & RDP_ORDER_LASTBOUNDS))
|
|
{
|
|
xrdp_orders_out_bounds(self, rect);
|
|
}
|
|
|
|
if (font != self->orders_state.text_font)
|
|
{
|
|
present |= 0x000001;
|
|
out_uint8(self->out_s, font);
|
|
self->orders_state.text_font = font;
|
|
}
|
|
|
|
if (flags != self->orders_state.text_flags)
|
|
{
|
|
present |= 0x000002;
|
|
out_uint8(self->out_s, flags);
|
|
self->orders_state.text_flags = flags;
|
|
}
|
|
|
|
/* unknown */
|
|
if (mixmode != self->orders_state.text_mixmode)
|
|
{
|
|
present |= 0x000008;
|
|
out_uint8(self->out_s, mixmode);
|
|
self->orders_state.text_mixmode = mixmode;
|
|
}
|
|
|
|
if (fg_color != self->orders_state.text_fg_color)
|
|
{
|
|
present |= 0x000010;
|
|
out_uint8(self->out_s, fg_color);
|
|
out_uint8(self->out_s, fg_color >> 8);
|
|
out_uint8(self->out_s, fg_color >> 16);
|
|
self->orders_state.text_fg_color = fg_color;
|
|
}
|
|
|
|
if (bg_color != self->orders_state.text_bg_color)
|
|
{
|
|
present |= 0x000020;
|
|
out_uint8(self->out_s, bg_color);
|
|
out_uint8(self->out_s, bg_color >> 8);
|
|
out_uint8(self->out_s, bg_color >> 16);
|
|
self->orders_state.text_bg_color = bg_color;
|
|
}
|
|
|
|
if (clip_left != self->orders_state.text_clip_left)
|
|
{
|
|
present |= 0x000040;
|
|
out_uint16_le(self->out_s, clip_left);
|
|
self->orders_state.text_clip_left = clip_left;
|
|
}
|
|
|
|
if (clip_top != self->orders_state.text_clip_top)
|
|
{
|
|
present |= 0x000080;
|
|
out_uint16_le(self->out_s, clip_top);
|
|
self->orders_state.text_clip_top = clip_top;
|
|
}
|
|
|
|
if (clip_right != self->orders_state.text_clip_right)
|
|
{
|
|
present |= 0x000100;
|
|
out_uint16_le(self->out_s, clip_right);
|
|
self->orders_state.text_clip_right = clip_right;
|
|
}
|
|
|
|
if (clip_bottom != self->orders_state.text_clip_bottom)
|
|
{
|
|
present |= 0x000200;
|
|
out_uint16_le(self->out_s, clip_bottom);
|
|
self->orders_state.text_clip_bottom = clip_bottom;
|
|
}
|
|
|
|
if (box_left != self->orders_state.text_box_left)
|
|
{
|
|
present |= 0x000400;
|
|
out_uint16_le(self->out_s, box_left);
|
|
self->orders_state.text_box_left = box_left;
|
|
}
|
|
|
|
if (box_top != self->orders_state.text_box_top)
|
|
{
|
|
present |= 0x000800;
|
|
out_uint16_le(self->out_s, box_top);
|
|
self->orders_state.text_box_top = box_top;
|
|
}
|
|
|
|
if (box_right != self->orders_state.text_box_right)
|
|
{
|
|
present |= 0x001000;
|
|
out_uint16_le(self->out_s, box_right);
|
|
self->orders_state.text_box_right = box_right;
|
|
}
|
|
|
|
if (box_bottom != self->orders_state.text_box_bottom)
|
|
{
|
|
present |= 0x002000;
|
|
out_uint16_le(self->out_s, box_bottom);
|
|
self->orders_state.text_box_bottom = box_bottom;
|
|
}
|
|
|
|
if (x != self->orders_state.text_x)
|
|
{
|
|
present |= 0x080000;
|
|
out_uint16_le(self->out_s, x);
|
|
self->orders_state.text_x = x;
|
|
}
|
|
|
|
if (y != self->orders_state.text_y)
|
|
{
|
|
present |= 0x100000;
|
|
out_uint16_le(self->out_s, y);
|
|
self->orders_state.text_y = y;
|
|
}
|
|
|
|
{
|
|
/* always send text */
|
|
present |= 0x200000;
|
|
out_uint8(self->out_s, data_len);
|
|
out_uint8a(self->out_s, data, data_len);
|
|
}
|
|
|
|
xrdp_order_pack_small_or_tiny(self, order_flags_ptr, order_flags,
|
|
present_ptr, present, 3);
|
|
return 0;
|
|
}
|
|
|
|
/*****************************************************************************/
|
|
/* returns error */
|
|
/* when a palette gets sent, send the main palette too */
|
|
int APP_CC
|
|
xrdp_orders_send_palette(struct xrdp_orders *self, int *palette,
|
|
int cache_id)
|
|
{
|
|
int order_flags;
|
|
int len;
|
|
int i;
|
|
|
|
if (xrdp_orders_check(self, 2000) != 0)
|
|
{
|
|
return 1;
|
|
}
|
|
self->order_count++;
|
|
order_flags = RDP_ORDER_STANDARD | RDP_ORDER_SECONDARY;
|
|
out_uint8(self->out_s, order_flags);
|
|
len = 1027 - 7; /* length after type minus 7 */
|
|
out_uint16_le(self->out_s, len);
|
|
out_uint16_le(self->out_s, 0); /* flags */
|
|
out_uint8(self->out_s, RDP_ORDER_COLCACHE); /* type */
|
|
out_uint8(self->out_s, cache_id);
|
|
out_uint16_le(self->out_s, 256); /* num colors */
|
|
|
|
for (i = 0; i < 256; i++)
|
|
{
|
|
out_uint8(self->out_s, palette[i]);
|
|
out_uint8(self->out_s, palette[i] >> 8);
|
|
out_uint8(self->out_s, palette[i] >> 16);
|
|
out_uint8(self->out_s, 0);
|
|
}
|
|
|
|
return 0;
|
|
}
|
|
|
|
/*****************************************************************************/
|
|
/* returns error */
|
|
/* max size width * height * Bpp + 16 */
|
|
int APP_CC
|
|
xrdp_orders_send_raw_bitmap(struct xrdp_orders *self,
|
|
int width, int height, int bpp, char *data,
|
|
int cache_id, int cache_idx)
|
|
{
|
|
int order_flags = 0;
|
|
int len = 0;
|
|
int bufsize = 0;
|
|
int Bpp = 0;
|
|
int i = 0;
|
|
int j = 0;
|
|
int pixel = 0;
|
|
int e = 0;
|
|
|
|
if (width > 64)
|
|
{
|
|
g_writeln("error, width > 64");
|
|
return 1;
|
|
}
|
|
|
|
if (height > 64)
|
|
{
|
|
g_writeln("error, height > 64");
|
|
return 1;
|
|
}
|
|
|
|
e = width % 4;
|
|
|
|
if (e != 0)
|
|
{
|
|
e = 4 - e;
|
|
}
|
|
|
|
Bpp = (bpp + 7) / 8;
|
|
bufsize = (width + e) * height * Bpp;
|
|
while (bufsize + 16 > MAX_ORDERS_SIZE)
|
|
{
|
|
height--;
|
|
bufsize = (width + e) * height * Bpp;
|
|
}
|
|
if (xrdp_orders_check(self, bufsize + 16) != 0)
|
|
{
|
|
return 1;
|
|
}
|
|
self->order_count++;
|
|
order_flags = RDP_ORDER_STANDARD | RDP_ORDER_SECONDARY;
|
|
out_uint8(self->out_s, order_flags);
|
|
len = (bufsize + 9) - 7; /* length after type minus 7 */
|
|
out_uint16_le(self->out_s, len);
|
|
out_uint16_le(self->out_s, 8); /* flags */
|
|
out_uint8(self->out_s, RDP_ORDER_RAW_BMPCACHE); /* type */
|
|
out_uint8(self->out_s, cache_id);
|
|
out_uint8s(self->out_s, 1); /* pad */
|
|
out_uint8(self->out_s, width + e);
|
|
out_uint8(self->out_s, height);
|
|
out_uint8(self->out_s, bpp);
|
|
out_uint16_le(self->out_s, bufsize);
|
|
out_uint16_le(self->out_s, cache_idx);
|
|
|
|
if (Bpp == 4)
|
|
{
|
|
for (i = height - 1; i >= 0; i--)
|
|
{
|
|
for (j = 0; j < width; j++)
|
|
{
|
|
pixel = GETPIXEL32(data, j, i, width);
|
|
out_uint8(self->out_s, pixel);
|
|
out_uint8(self->out_s, pixel >> 8);
|
|
out_uint8(self->out_s, pixel >> 16);
|
|
out_uint8(self->out_s, pixel >> 24);
|
|
}
|
|
out_uint8s(self->out_s, Bpp * e);
|
|
}
|
|
}
|
|
else if (Bpp == 3)
|
|
{
|
|
for (i = height - 1; i >= 0; i--)
|
|
{
|
|
for (j = 0; j < width; j++)
|
|
{
|
|
pixel = GETPIXEL32(data, j, i, width);
|
|
out_uint8(self->out_s, pixel);
|
|
out_uint8(self->out_s, pixel >> 8);
|
|
out_uint8(self->out_s, pixel >> 16);
|
|
}
|
|
out_uint8s(self->out_s, Bpp * e);
|
|
}
|
|
}
|
|
else if (Bpp == 2)
|
|
{
|
|
for (i = height - 1; i >= 0; i--)
|
|
{
|
|
for (j = 0; j < width; j++)
|
|
{
|
|
pixel = GETPIXEL16(data, j, i, width);
|
|
out_uint8(self->out_s, pixel);
|
|
out_uint8(self->out_s, pixel >> 8);
|
|
}
|
|
out_uint8s(self->out_s, Bpp * e);
|
|
}
|
|
}
|
|
else if (Bpp == 1)
|
|
{
|
|
for (i = height - 1; i >= 0; i--)
|
|
{
|
|
for (j = 0; j < width; j++)
|
|
{
|
|
pixel = GETPIXEL8(data, j, i, width);
|
|
out_uint8(self->out_s, pixel);
|
|
}
|
|
out_uint8s(self->out_s, Bpp * e);
|
|
}
|
|
}
|
|
|
|
return 0;
|
|
}
|
|
|
|
/*****************************************************************************/
|
|
/* returns error */
|
|
/* max size width * height * Bpp + 16 */
|
|
int APP_CC
|
|
xrdp_orders_send_bitmap(struct xrdp_orders *self,
|
|
int width, int height, int bpp, char *data,
|
|
int cache_id, int cache_idx)
|
|
{
|
|
int order_flags = 0;
|
|
int len = 0;
|
|
int bufsize = 0;
|
|
int Bpp = 0;
|
|
int i = 0;
|
|
int lines_sending = 0;
|
|
int e = 0;
|
|
struct stream *s = NULL;
|
|
struct stream *temp_s = NULL;
|
|
char *p = NULL;
|
|
|
|
if (width > 64)
|
|
{
|
|
g_writeln("error, width > 64");
|
|
return 1;
|
|
}
|
|
|
|
if (height > 64)
|
|
{
|
|
g_writeln("error, height > 64");
|
|
return 1;
|
|
}
|
|
|
|
e = width % 4;
|
|
|
|
if (e != 0)
|
|
{
|
|
e = 4 - e;
|
|
}
|
|
|
|
s = self->s;
|
|
init_stream(s, 16384 * 2);
|
|
temp_s = self->temp_s;
|
|
init_stream(temp_s, 16384 * 2);
|
|
p = s->p;
|
|
i = height;
|
|
if (bpp > 24)
|
|
{
|
|
lines_sending = xrdp_bitmap32_compress(data, width, height, s,
|
|
bpp, MAX_ORDERS_SIZE,
|
|
i - 1, temp_s, e, 0x10);
|
|
}
|
|
else
|
|
{
|
|
lines_sending = xrdp_bitmap_compress(data, width, height, s,
|
|
bpp, MAX_ORDERS_SIZE,
|
|
i - 1, temp_s, e);
|
|
}
|
|
|
|
if (lines_sending != height)
|
|
{
|
|
height = lines_sending;
|
|
}
|
|
|
|
bufsize = (int)(s->p - p);
|
|
Bpp = (bpp + 7) / 8;
|
|
if (xrdp_orders_check(self, bufsize + 16) != 0)
|
|
{
|
|
return 1;
|
|
}
|
|
self->order_count++;
|
|
order_flags = RDP_ORDER_STANDARD | RDP_ORDER_SECONDARY;
|
|
out_uint8(self->out_s, order_flags);
|
|
|
|
if (self->rdp_layer->client_info.op2)
|
|
{
|
|
len = (bufsize + 9) - 7; /* length after type minus 7 */
|
|
out_uint16_le(self->out_s, len);
|
|
out_uint16_le(self->out_s, 1024); /* flags */
|
|
}
|
|
else
|
|
{
|
|
len = (bufsize + 9 + 8) - 7; /* length after type minus 7 */
|
|
out_uint16_le(self->out_s, len);
|
|
out_uint16_le(self->out_s, 8); /* flags */
|
|
}
|
|
|
|
out_uint8(self->out_s, RDP_ORDER_BMPCACHE); /* type */
|
|
out_uint8(self->out_s, cache_id);
|
|
out_uint8s(self->out_s, 1); /* pad */
|
|
out_uint8(self->out_s, width + e);
|
|
out_uint8(self->out_s, height);
|
|
out_uint8(self->out_s, bpp);
|
|
out_uint16_le(self->out_s, bufsize/* + 8*/);
|
|
out_uint16_le(self->out_s, cache_idx);
|
|
|
|
if (!self->rdp_layer->client_info.op2)
|
|
{
|
|
out_uint8s(self->out_s, 2); /* pad */
|
|
out_uint16_le(self->out_s, bufsize);
|
|
out_uint16_le(self->out_s, (width + e) * Bpp); /* line size */
|
|
out_uint16_le(self->out_s, (width + e) *
|
|
Bpp * height); /* final size */
|
|
}
|
|
|
|
out_uint8a(self->out_s, s->data, bufsize);
|
|
return 0;
|
|
}
|
|
|
|
/*****************************************************************************/
|
|
/* returns error */
|
|
/* max size datasize + 18*/
|
|
/* todo, only sends one for now */
|
|
int APP_CC
|
|
xrdp_orders_send_font(struct xrdp_orders *self,
|
|
struct xrdp_font_char *font_char,
|
|
int font_index, int char_index)
|
|
{
|
|
int order_flags = 0;
|
|
int datasize = 0;
|
|
int len = 0;
|
|
int flags;
|
|
|
|
if (font_char->bpp == 8) /* alpha font */
|
|
{
|
|
datasize = ((font_char->width + 3) & ~3) * font_char->height;
|
|
flags = 8 | 0x4000;
|
|
}
|
|
else
|
|
{
|
|
datasize = FONT_DATASIZE(font_char);
|
|
flags = 8;
|
|
}
|
|
if (xrdp_orders_check(self, datasize + 18) != 0)
|
|
{
|
|
return 1;
|
|
}
|
|
self->order_count++;
|
|
order_flags = RDP_ORDER_STANDARD | RDP_ORDER_SECONDARY;
|
|
out_uint8(self->out_s, order_flags);
|
|
len = (datasize + 12) - 7; /* length after type minus 7 */
|
|
out_uint16_le(self->out_s, len);
|
|
out_uint16_le(self->out_s, flags);
|
|
out_uint8(self->out_s, RDP_ORDER_FONTCACHE); /* type */
|
|
out_uint8(self->out_s, font_index);
|
|
out_uint8(self->out_s, 1); /* num of chars */
|
|
out_uint16_le(self->out_s, char_index);
|
|
out_uint16_le(self->out_s, font_char->offset);
|
|
out_uint16_le(self->out_s, font_char->baseline);
|
|
out_uint16_le(self->out_s, font_char->width);
|
|
out_uint16_le(self->out_s, font_char->height);
|
|
out_uint8a(self->out_s, font_char->data, datasize);
|
|
return 0;
|
|
}
|
|
|
|
/*****************************************************************************/
|
|
/* returns error */
|
|
/* max size width * height * Bpp + 14 */
|
|
int APP_CC
|
|
xrdp_orders_send_raw_bitmap2(struct xrdp_orders *self,
|
|
int width, int height, int bpp, char *data,
|
|
int cache_id, int cache_idx)
|
|
{
|
|
int order_flags = 0;
|
|
int len = 0;
|
|
int bufsize = 0;
|
|
int Bpp = 0;
|
|
int i = 0;
|
|
int j = 0;
|
|
int pixel = 0;
|
|
int e = 0;
|
|
|
|
g_writeln("xrdp_orders_send_raw_bitmap2:");
|
|
if (width > 64)
|
|
{
|
|
g_writeln("error, width > 64");
|
|
return 1;
|
|
}
|
|
|
|
if (height > 64)
|
|
{
|
|
g_writeln("error, height > 64");
|
|
return 1;
|
|
}
|
|
|
|
e = width % 4;
|
|
|
|
if (e != 0)
|
|
{
|
|
e = 4 - e;
|
|
}
|
|
|
|
Bpp = (bpp + 7) / 8;
|
|
bufsize = (width + e) * height * Bpp;
|
|
while (bufsize + 14 > MAX_ORDERS_SIZE)
|
|
{
|
|
height--;
|
|
bufsize = (width + e) * height * Bpp;
|
|
}
|
|
if (xrdp_orders_check(self, bufsize + 14) != 0)
|
|
{
|
|
return 1;
|
|
}
|
|
self->order_count++;
|
|
order_flags = RDP_ORDER_STANDARD | RDP_ORDER_SECONDARY;
|
|
out_uint8(self->out_s, order_flags);
|
|
len = (bufsize + 6) - 7; /* length after type minus 7 */
|
|
out_uint16_le(self->out_s, len);
|
|
i = (((Bpp + 2) << 3) & 0x38) | (cache_id & 7);
|
|
out_uint16_le(self->out_s, i); /* flags */
|
|
out_uint8(self->out_s, RDP_ORDER_RAW_BMPCACHE2); /* type */
|
|
out_uint8(self->out_s, width + e);
|
|
out_uint8(self->out_s, height);
|
|
out_uint16_be(self->out_s, bufsize | 0x4000);
|
|
i = ((cache_idx >> 8) & 0xff) | 0x80;
|
|
out_uint8(self->out_s, i);
|
|
i = cache_idx & 0xff;
|
|
out_uint8(self->out_s, i);
|
|
|
|
if (Bpp == 4)
|
|
{
|
|
for (i = height - 1; i >= 0; i--)
|
|
{
|
|
for (j = 0; j < width; j++)
|
|
{
|
|
pixel = GETPIXEL32(data, j, i, width);
|
|
out_uint8(self->out_s, pixel);
|
|
out_uint8(self->out_s, pixel >> 8);
|
|
out_uint8(self->out_s, pixel >> 16);
|
|
out_uint8(self->out_s, pixel >> 24);
|
|
}
|
|
out_uint8s(self->out_s, Bpp * e);
|
|
}
|
|
}
|
|
else if (Bpp == 3)
|
|
{
|
|
for (i = height - 1; i >= 0; i--)
|
|
{
|
|
for (j = 0; j < width; j++)
|
|
{
|
|
pixel = GETPIXEL32(data, j, i, width);
|
|
out_uint8(self->out_s, pixel);
|
|
out_uint8(self->out_s, pixel >> 8);
|
|
out_uint8(self->out_s, pixel >> 16);
|
|
}
|
|
out_uint8s(self->out_s, Bpp * e);
|
|
}
|
|
}
|
|
else if (Bpp == 2)
|
|
{
|
|
for (i = height - 1; i >= 0; i--)
|
|
{
|
|
for (j = 0; j < width; j++)
|
|
{
|
|
pixel = GETPIXEL16(data, j, i, width);
|
|
out_uint8(self->out_s, pixel);
|
|
out_uint8(self->out_s, pixel >> 8);
|
|
}
|
|
out_uint8s(self->out_s, Bpp * e);
|
|
}
|
|
}
|
|
else if (Bpp == 1)
|
|
{
|
|
for (i = height - 1; i >= 0; i--)
|
|
{
|
|
for (j = 0; j < width; j++)
|
|
{
|
|
pixel = GETPIXEL8(data, j, i, width);
|
|
out_uint8(self->out_s, pixel);
|
|
}
|
|
out_uint8s(self->out_s, Bpp * e);
|
|
}
|
|
}
|
|
|
|
return 0;
|
|
}
|
|
|
|
/*****************************************************************************/
|
|
/* returns error */
|
|
/* max size width * height * Bpp + 14 */
|
|
int APP_CC
|
|
xrdp_orders_send_bitmap2(struct xrdp_orders *self,
|
|
int width, int height, int bpp, char *data,
|
|
int cache_id, int cache_idx, int hints)
|
|
{
|
|
int order_flags = 0;
|
|
int len = 0;
|
|
int bufsize = 0;
|
|
int Bpp = 0;
|
|
int i = 0;
|
|
int lines_sending = 0;
|
|
int e = 0;
|
|
struct stream *s = NULL;
|
|
struct stream *temp_s = NULL;
|
|
char *p = NULL;
|
|
|
|
if (width > 64)
|
|
{
|
|
g_writeln("error, width > 64");
|
|
return 1;
|
|
}
|
|
|
|
if (height > 64)
|
|
{
|
|
g_writeln("error, height > 64");
|
|
return 1;
|
|
}
|
|
|
|
e = width % 4;
|
|
|
|
if (e != 0)
|
|
{
|
|
e = 4 - e;
|
|
}
|
|
|
|
s = self->s;
|
|
init_stream(s, 16384 * 2);
|
|
temp_s = self->temp_s;
|
|
init_stream(temp_s, 16384 * 2);
|
|
p = s->p;
|
|
i = height;
|
|
if (bpp > 24)
|
|
{
|
|
lines_sending = xrdp_bitmap32_compress(data, width, height, s,
|
|
bpp, MAX_ORDERS_SIZE,
|
|
i - 1, temp_s, e, 0x10);
|
|
}
|
|
else
|
|
{
|
|
lines_sending = xrdp_bitmap_compress(data, width, height, s,
|
|
bpp, MAX_ORDERS_SIZE,
|
|
i - 1, temp_s, e);
|
|
}
|
|
|
|
if (lines_sending != height)
|
|
{
|
|
height = lines_sending;
|
|
}
|
|
|
|
bufsize = (int)(s->p - p);
|
|
Bpp = (bpp + 7) / 8;
|
|
if (xrdp_orders_check(self, bufsize + 14) != 0)
|
|
{
|
|
return 1;
|
|
}
|
|
self->order_count++;
|
|
order_flags = RDP_ORDER_STANDARD | RDP_ORDER_SECONDARY;
|
|
out_uint8(self->out_s, order_flags);
|
|
len = (bufsize + 6) - 7; /* length after type minus 7 */
|
|
out_uint16_le(self->out_s, len);
|
|
i = (((Bpp + 2) << 3) & 0x38) | (cache_id & 7);
|
|
i = i | (0x08 << 7); /* CBR2_NO_BITMAP_COMPRESSION_HDR */
|
|
out_uint16_le(self->out_s, i); /* flags */
|
|
out_uint8(self->out_s, RDP_ORDER_BMPCACHE2); /* type */
|
|
out_uint8(self->out_s, width + e);
|
|
out_uint8(self->out_s, height);
|
|
out_uint16_be(self->out_s, bufsize | 0x4000);
|
|
i = ((cache_idx >> 8) & 0xff) | 0x80;
|
|
out_uint8(self->out_s, i);
|
|
i = cache_idx & 0xff;
|
|
out_uint8(self->out_s, i);
|
|
out_uint8a(self->out_s, s->data, bufsize);
|
|
return 0;
|
|
}
|
|
|
|
#if defined(XRDP_JPEG)
|
|
/*****************************************************************************/
|
|
static int
|
|
xrdp_orders_send_as_jpeg(struct xrdp_orders *self,
|
|
int width, int height, int bpp, int hints)
|
|
{
|
|
if (hints & 1)
|
|
{
|
|
return 0;
|
|
}
|
|
|
|
if (bpp != 24)
|
|
{
|
|
return 0;
|
|
}
|
|
|
|
if (width * height < 64)
|
|
{
|
|
return 0;
|
|
}
|
|
|
|
return 1;
|
|
}
|
|
#endif
|
|
|
|
#if defined(XRDP_NEUTRINORDP)
|
|
/*****************************************************************************/
|
|
/* secondary drawing order (bitmap v3) using remotefx compression */
|
|
static int APP_CC
|
|
xrdp_orders_send_as_rfx(struct xrdp_orders *self,
|
|
int width, int height, int bpp,
|
|
int hints)
|
|
{
|
|
if (hints & 1)
|
|
{
|
|
return 0;
|
|
}
|
|
|
|
if (bpp != 24)
|
|
{
|
|
return 0;
|
|
}
|
|
|
|
LLOGLN(10, ("width %d height %d rfx_min_pixel %d", width, height,
|
|
self->rfx_min_pixel));
|
|
if (width * height < self->rfx_min_pixel)
|
|
{
|
|
return 0;
|
|
}
|
|
|
|
return 1;
|
|
}
|
|
#endif
|
|
|
|
#if defined(XRDP_JPEG) || defined(XRDP_NEUTRINORDP)
|
|
/*****************************************************************************/
|
|
static int APP_CC
|
|
xrdp_orders_out_v3(struct xrdp_orders *self, int cache_id, int cache_idx,
|
|
char *buf, int bufsize, int width, int height, int bpp,
|
|
int codec_id)
|
|
{
|
|
int Bpp;
|
|
int order_flags;
|
|
int len;
|
|
int i;
|
|
|
|
Bpp = (bpp + 7) / 8;
|
|
if (xrdp_orders_check(self, bufsize + 30) != 0)
|
|
{
|
|
return 1;
|
|
}
|
|
self->order_count++;
|
|
order_flags = RDP_ORDER_STANDARD | RDP_ORDER_SECONDARY;
|
|
out_uint8(self->out_s, order_flags);
|
|
len = (bufsize + 22) - 7; /* length after type minus 7 */
|
|
out_uint16_le(self->out_s, len);
|
|
i = (((Bpp + 2) << 3) & 0x38) | (cache_id & 7);
|
|
out_uint16_le(self->out_s, i); /* flags */
|
|
out_uint8(self->out_s, RDP_ORDER_BMPCACHE3); /* type */
|
|
/* cache index */
|
|
out_uint16_le(self->out_s, cache_idx);
|
|
/* persistent cache key 1/2 */
|
|
out_uint32_le(self->out_s, 0);
|
|
out_uint32_le(self->out_s, 0);
|
|
/* bitmap data */
|
|
out_uint8(self->out_s, bpp);
|
|
out_uint8(self->out_s, 0); /* reserved */
|
|
out_uint8(self->out_s, 0); /* reserved */
|
|
out_uint8(self->out_s, codec_id);
|
|
out_uint16_le(self->out_s, width);
|
|
out_uint16_le(self->out_s, height);
|
|
out_uint32_le(self->out_s, bufsize);
|
|
out_uint8a(self->out_s, buf, bufsize);
|
|
return 0;
|
|
}
|
|
#endif
|
|
|
|
/*****************************************************************************/
|
|
/* secondary drawing order (bitmap v3) using remotefx compression */
|
|
int APP_CC
|
|
xrdp_orders_send_bitmap3(struct xrdp_orders *self,
|
|
int width, int height, int bpp, char *data,
|
|
int cache_id, int cache_idx, int hints)
|
|
{
|
|
struct xrdp_client_info *ci;
|
|
#if defined(XRDP_JPEG) || defined(XRDP_NEUTRINORDP)
|
|
int bufsize;
|
|
struct stream *xr_s; /* xrdp stream */
|
|
#endif
|
|
#if defined(XRDP_JPEG)
|
|
int e;
|
|
int quality;
|
|
struct stream *temp_s; /* xrdp stream */
|
|
#endif
|
|
#if defined(XRDP_NEUTRINORDP)
|
|
STREAM *fr_s; /* FreeRDP stream */
|
|
RFX_CONTEXT *context;
|
|
RFX_RECT rect;
|
|
#endif
|
|
|
|
ci = &(self->rdp_layer->client_info);
|
|
|
|
if (ci->v3_codec_id == 0)
|
|
{
|
|
return 2;
|
|
}
|
|
|
|
if (ci->v3_codec_id == ci->rfx_codec_id)
|
|
{
|
|
#if defined(XRDP_NEUTRINORDP)
|
|
|
|
if (!xrdp_orders_send_as_rfx(self, width, height, bpp, hints))
|
|
{
|
|
return 2;
|
|
}
|
|
|
|
LLOGLN(10, ("xrdp_orders_send_bitmap3: rfx"));
|
|
context = (RFX_CONTEXT *)(self->rdp_layer->rfx_enc);
|
|
make_stream(xr_s);
|
|
init_stream(xr_s, 16384);
|
|
fr_s = stream_new(0);
|
|
stream_attach(fr_s, (tui8 *)(xr_s->data), 16384);
|
|
rect.x = 0;
|
|
rect.y = 0;
|
|
rect.width = width;
|
|
rect.height = height;
|
|
rfx_compose_message(context, fr_s, &rect, 1, (tui8 *)data, width,
|
|
height, width * 4);
|
|
bufsize = stream_get_length(fr_s);
|
|
xrdp_orders_out_v3(self, cache_id, cache_idx, (char *)(fr_s->data),
|
|
bufsize, width, height, bpp, ci->v3_codec_id);
|
|
stream_detach(fr_s);
|
|
stream_free(fr_s);
|
|
free_stream(xr_s);
|
|
return 0;
|
|
#else
|
|
return 2;
|
|
#endif
|
|
}
|
|
else if (ci->v3_codec_id == ci->jpeg_codec_id)
|
|
{
|
|
#if defined(XRDP_JPEG)
|
|
|
|
if (!xrdp_orders_send_as_jpeg(self, width, height, bpp, hints))
|
|
{
|
|
LLOGLN(10, ("xrdp_orders_send_bitmap3: jpeg skipped"));
|
|
return 2;
|
|
}
|
|
|
|
LLOGLN(10, ("xrdp_orders_send_bitmap3: jpeg"));
|
|
e = width % 4;
|
|
|
|
if (e != 0)
|
|
{
|
|
e = 4 - e;
|
|
}
|
|
|
|
make_stream(xr_s);
|
|
init_stream(xr_s, 16384);
|
|
make_stream(temp_s);
|
|
init_stream(temp_s, 16384);
|
|
quality = ci->jpeg_prop[0];
|
|
xrdp_jpeg_compress(self->jpeg_han, data, width, height, xr_s, bpp, 16384,
|
|
height - 1, temp_s, e, quality);
|
|
s_mark_end(xr_s);
|
|
bufsize = (int)(xr_s->end - xr_s->data);
|
|
xrdp_orders_out_v3(self, cache_id, cache_idx, (char *)(xr_s->data), bufsize,
|
|
width + e, height, bpp, ci->v3_codec_id);
|
|
free_stream(xr_s);
|
|
free_stream(temp_s);
|
|
return 0;
|
|
#else
|
|
return 2;
|
|
#endif
|
|
}
|
|
else
|
|
{
|
|
g_writeln("xrdp_orders_send_bitmap3: todo unknown codec");
|
|
return 1;
|
|
}
|
|
|
|
return 0;
|
|
}
|
|
|
|
/*****************************************************************************/
|
|
/* returns error */
|
|
/* send a brush cache entry */
|
|
int APP_CC
|
|
xrdp_orders_send_brush(struct xrdp_orders *self, int width, int height,
|
|
int bpp, int type, int size, char *data, int cache_id)
|
|
{
|
|
int order_flags = 0;
|
|
int len = 0;
|
|
|
|
if (xrdp_orders_check(self, size + 12) != 0)
|
|
{
|
|
return 1;
|
|
}
|
|
self->order_count++;
|
|
order_flags = RDP_ORDER_STANDARD | RDP_ORDER_SECONDARY;
|
|
out_uint8(self->out_s, order_flags);
|
|
len = (size + 6) - 7; /* length after type minus 7 */
|
|
out_uint16_le(self->out_s, len);
|
|
out_uint16_le(self->out_s, 0); /* flags */
|
|
out_uint8(self->out_s, RDP_ORDER_BRUSHCACHE); /* type */
|
|
out_uint8(self->out_s, cache_id);
|
|
out_uint8(self->out_s, bpp);
|
|
out_uint8(self->out_s, width);
|
|
out_uint8(self->out_s, height);
|
|
out_uint8(self->out_s, type);
|
|
out_uint8(self->out_s, size);
|
|
out_uint8a(self->out_s, data, size);
|
|
return 0;
|
|
}
|
|
|
|
/*****************************************************************************/
|
|
/* returns error */
|
|
/* send an off screen bitmap entry */
|
|
int APP_CC
|
|
xrdp_orders_send_create_os_surface(struct xrdp_orders *self, int id,
|
|
int width, int height,
|
|
struct list *del_list)
|
|
{
|
|
int order_flags;
|
|
int cache_id;
|
|
int flags;
|
|
int index;
|
|
int bytes;
|
|
int num_del_list;
|
|
|
|
bytes = 7;
|
|
num_del_list = del_list->count;
|
|
|
|
if (num_del_list > 0)
|
|
{
|
|
bytes += 2;
|
|
bytes += num_del_list * 2;
|
|
}
|
|
|
|
if (xrdp_orders_check(self, bytes) != 0)
|
|
{
|
|
return 1;
|
|
}
|
|
self->order_count++;
|
|
order_flags = RDP_ORDER_SECONDARY;
|
|
order_flags |= 1 << 2; /* type RDP_ORDER_ALTSEC_CREATE_OFFSCR_BITMAP */
|
|
out_uint8(self->out_s, order_flags);
|
|
cache_id = id & 0x7fff;
|
|
LLOGLN(10, ("xrdp_orders_send_create_os_surface: cache_id %d", cache_id));
|
|
flags = cache_id;
|
|
|
|
if (num_del_list > 0)
|
|
{
|
|
flags |= 0x8000;
|
|
}
|
|
|
|
out_uint16_le(self->out_s, flags);
|
|
out_uint16_le(self->out_s, width);
|
|
out_uint16_le(self->out_s, height);
|
|
|
|
if (num_del_list > 0)
|
|
{
|
|
/* delete list */
|
|
out_uint16_le(self->out_s, num_del_list);
|
|
|
|
for (index = 0; index < num_del_list; index++)
|
|
{
|
|
cache_id = list_get_item(del_list, index) & 0x7fff;
|
|
out_uint16_le(self->out_s, cache_id);
|
|
}
|
|
}
|
|
|
|
return 0;
|
|
}
|
|
|
|
/*****************************************************************************/
|
|
/* returns error */
|
|
int APP_CC
|
|
xrdp_orders_send_switch_os_surface(struct xrdp_orders *self, int id)
|
|
{
|
|
int order_flags;
|
|
int cache_id;
|
|
|
|
if (xrdp_orders_check(self, 3) != 0)
|
|
{
|
|
return 1;
|
|
}
|
|
self->order_count++;
|
|
order_flags = RDP_ORDER_SECONDARY;
|
|
order_flags |= 0 << 2; /* type RDP_ORDER_ALTSEC_SWITCH_SURFACE */
|
|
out_uint8(self->out_s, order_flags);
|
|
cache_id = id & 0xffff;
|
|
out_uint16_le(self->out_s, cache_id);
|
|
return 0;
|
|
}
|