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1030 lines
32 KiB
1030 lines
32 KiB
/**
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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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* this is the interface to libxrdp
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*/
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#include "libxrdp.h"
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/******************************************************************************/
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struct xrdp_session *EXPORT_CC
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libxrdp_init(tbus id, struct trans *trans)
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{
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struct xrdp_session *session;
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session = (struct xrdp_session *)g_malloc(sizeof(struct xrdp_session), 1);
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session->id = id;
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session->rdp = xrdp_rdp_create(session, trans);
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session->orders = xrdp_orders_create(session, (struct xrdp_rdp *)session->rdp);
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session->client_info = &(((struct xrdp_rdp *)session->rdp)->client_info);
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make_stream(session->s);
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init_stream(session->s, 8192 * 2);
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return session;
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}
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/******************************************************************************/
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int EXPORT_CC
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libxrdp_exit(struct xrdp_session *session)
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{
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if (session == 0)
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{
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return 0;
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}
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xrdp_orders_delete((struct xrdp_orders *)session->orders);
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xrdp_rdp_delete((struct xrdp_rdp *)session->rdp);
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free_stream(session->s);
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g_free(session);
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return 0;
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}
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/******************************************************************************/
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int EXPORT_CC
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libxrdp_disconnect(struct xrdp_session *session)
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{
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return xrdp_rdp_disconnect((struct xrdp_rdp *)session->rdp);
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}
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/******************************************************************************/
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int EXPORT_CC
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libxrdp_process_incomming(struct xrdp_session *session)
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{
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return xrdp_rdp_incoming((struct xrdp_rdp *)session->rdp);
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}
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/******************************************************************************/
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int EXPORT_CC
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libxrdp_process_data(struct xrdp_session *session)
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{
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int cont;
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int rv;
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int code;
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int term;
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int dead_lock_counter;
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term = 0;
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cont = 1;
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rv = 0;
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dead_lock_counter = 0;
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while ((cont || !session->up_and_running) && !term)
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{
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if (session->is_term != 0)
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{
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if (session->is_term())
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{
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term = 1;
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}
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}
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code = 0;
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if (xrdp_rdp_recv((struct xrdp_rdp *)(session->rdp),
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session->s, &code) != 0)
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{
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rv = 1;
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break;
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}
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DEBUG(("libxrdp_process_data code %d", code));
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switch (code)
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{
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case -1:
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xrdp_rdp_send_demand_active((struct xrdp_rdp *)session->rdp);
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session->up_and_running = 0;
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break;
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case 0:
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dead_lock_counter++;
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break;
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case RDP_PDU_CONFIRM_ACTIVE: /* 3 */
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xrdp_rdp_process_confirm_active((struct xrdp_rdp *)session->rdp,
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session->s);
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break;
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case RDP_PDU_DATA: /* 7 */
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if (xrdp_rdp_process_data((struct xrdp_rdp *)session->rdp,
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session->s) != 0)
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{
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DEBUG(("libxrdp_process_data returned non zero"));
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cont = 0;
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term = 1;
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}
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break;
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default:
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g_writeln("unknown in libxrdp_process_data");
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dead_lock_counter++;
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break;
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}
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if (dead_lock_counter > 100000)
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{
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/*This situation can happen and this is a workaround*/
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cont = 0;
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g_writeln("Serious programming error we were locked in a deadly loop") ;
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g_writeln("remaining :%d", session->s->end - session->s->next_packet);
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session->s->next_packet = 0;
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}
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if (cont)
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{
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cont = (session->s->next_packet != 0) &&
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(session->s->next_packet < session->s->end);
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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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int EXPORT_CC
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libxrdp_send_palette(struct xrdp_session *session, int *palette)
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{
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int i = 0;
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int color = 0;
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struct stream *s = (struct stream *)NULL;
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if (session->client_info->bpp > 8)
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{
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return 0;
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}
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DEBUG(("libxrdp_send_palette sending palette"));
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/* clear orders */
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libxrdp_orders_force_send(session);
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make_stream(s);
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init_stream(s, 8192);
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xrdp_rdp_init_data((struct xrdp_rdp *)session->rdp, s);
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out_uint16_le(s, RDP_UPDATE_PALETTE);
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out_uint16_le(s, 0);
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out_uint16_le(s, 256); /* # of colors */
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out_uint16_le(s, 0);
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for (i = 0; i < 256; i++)
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{
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color = palette[i];
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out_uint8(s, color >> 16);
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out_uint8(s, color >> 8);
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out_uint8(s, color);
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}
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s_mark_end(s);
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xrdp_rdp_send_data((struct xrdp_rdp *)session->rdp, s, RDP_DATA_PDU_UPDATE);
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free_stream(s);
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/* send the orders palette too */
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libxrdp_orders_init(session);
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libxrdp_orders_send_palette(session, palette, 0);
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libxrdp_orders_send(session);
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return 0;
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}
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/******************************************************************************/
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int EXPORT_CC
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libxrdp_send_bell(struct xrdp_session *session)
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{
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struct stream *s = (struct stream *)NULL;
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DEBUG(("libxrdp_send_bell sending bell signal"));
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/* see MS documentation: Server play sound PDU, TS_PLAY_SOUND_PDU_DATA */
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make_stream(s);
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init_stream(s, 8192);
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if (xrdp_rdp_init_data((struct xrdp_rdp *)session->rdp, s) != 0)
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{
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free_stream(s);
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return 1;
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}
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out_uint32_le(s, 440); /* frequency */
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out_uint32_le(s, 100); /* duration (ms) */
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s_mark_end(s);
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if (xrdp_rdp_send_data((struct xrdp_rdp *)session->rdp, s, RDP_DATA_PDU_PLAY_SOUND) != 0)
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{
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free_stream(s);
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return 1;
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}
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free_stream(s);
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return 0;
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}
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/*****************************************************************************/
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int EXPORT_CC
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libxrdp_send_bitmap(struct xrdp_session *session, int width, int height,
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int bpp, char *data, int x, int y, int cx, int cy)
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{
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int line_size = 0;
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int i = 0;
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int j = 0;
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int total_lines = 0;
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int lines_sending = 0;
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int Bpp = 0;
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int e = 0;
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int bufsize = 0;
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int total_bufsize = 0;
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int num_updates = 0;
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char *p_num_updates = (char *)NULL;
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char *p = (char *)NULL;
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char *q = (char *)NULL;
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struct stream *s = (struct stream *)NULL;
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struct stream *temp_s = (struct stream *)NULL;
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DEBUG(("libxrdp_send_bitmap sending bitmap"));
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Bpp = (bpp + 7) / 8;
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e = width % 4;
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if (e != 0)
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{
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e = 4 - e;
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}
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line_size = width * Bpp;
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make_stream(s);
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init_stream(s, 8192);
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if (session->client_info->use_bitmap_comp)
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{
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make_stream(temp_s);
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init_stream(temp_s, 65536);
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i = 0;
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if (cy <= height)
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{
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i = cy;
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}
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while (i > 0)
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{
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total_bufsize = 0;
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num_updates = 0;
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xrdp_rdp_init_data((struct xrdp_rdp *)session->rdp, s);
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out_uint16_le(s, RDP_UPDATE_BITMAP);
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p_num_updates = s->p;
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out_uint8s(s, 2); /* num_updates set later */
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do
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{
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if (session->client_info->op1)
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{
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s_push_layer(s, channel_hdr, 18);
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}
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else
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{
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s_push_layer(s, channel_hdr, 26);
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}
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p = s->p;
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lines_sending = xrdp_bitmap_compress(data, width, height,
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s, bpp,
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4096 - total_bufsize,
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i - 1, temp_s, e);
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if (lines_sending == 0)
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{
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break;
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}
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num_updates++;
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bufsize = s->p - p;
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total_bufsize += bufsize;
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i = i - lines_sending;
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s_mark_end(s);
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s_pop_layer(s, channel_hdr);
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out_uint16_le(s, x); /* left */
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out_uint16_le(s, y + i); /* top */
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out_uint16_le(s, (x + cx) - 1); /* right */
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out_uint16_le(s, (y + i + lines_sending) - 1); /* bottom */
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out_uint16_le(s, width + e); /* width */
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out_uint16_le(s, lines_sending); /* height */
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out_uint16_le(s, bpp); /* bpp */
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if (session->client_info->op1)
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{
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out_uint16_le(s, 0x401); /* compress */
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out_uint16_le(s, bufsize); /* compressed size */
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j = (width + e) * Bpp;
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j = j * lines_sending;
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}
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else
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{
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out_uint16_le(s, 0x1); /* compress */
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out_uint16_le(s, bufsize + 8);
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out_uint8s(s, 2); /* pad */
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out_uint16_le(s, bufsize); /* compressed size */
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j = (width + e) * Bpp;
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out_uint16_le(s, j); /* line size */
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j = j * lines_sending;
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out_uint16_le(s, j); /* final size */
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}
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if (j > 32768)
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{
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g_writeln("error, decompressed size too big, its %d", j);
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}
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if (bufsize > 8192)
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{
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g_writeln("error, compressed size too big, its %d", bufsize);
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}
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s->p = s->end;
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}
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while (total_bufsize < 4096 && i > 0);
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p_num_updates[0] = num_updates;
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p_num_updates[1] = num_updates >> 8;
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xrdp_rdp_send_data((struct xrdp_rdp *)session->rdp, s,
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RDP_DATA_PDU_UPDATE);
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if (total_bufsize > 8192)
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{
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g_writeln("error, total compressed size too big, its %d",
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total_bufsize);
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}
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}
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free_stream(temp_s);
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}
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else
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{
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total_lines = height;
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i = 0;
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p = data;
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if (line_size > 0 && total_lines > 0)
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{
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while (i < total_lines)
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{
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lines_sending = 4096 / (line_size + e * Bpp);
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if (i + lines_sending > total_lines)
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{
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lines_sending = total_lines - i;
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}
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p = p + line_size * lines_sending;
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xrdp_rdp_init_data((struct xrdp_rdp *)session->rdp, s);
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out_uint16_le(s, RDP_UPDATE_BITMAP);
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out_uint16_le(s, 1); /* num updates */
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out_uint16_le(s, x);
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out_uint16_le(s, y + i);
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out_uint16_le(s, (x + cx) - 1);
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out_uint16_le(s, (y + i + lines_sending) - 1);
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out_uint16_le(s, width + e);
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out_uint16_le(s, lines_sending);
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out_uint16_le(s, bpp); /* bpp */
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out_uint16_le(s, 0); /* compress */
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out_uint16_le(s, (line_size + e * Bpp) * lines_sending); /* bufsize */
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q = p;
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for (j = 0; j < lines_sending; j++)
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{
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q = q - line_size;
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out_uint8a(s, q, line_size); /* B_ENDIAN doesn't work here, todo */
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out_uint8s(s, e * Bpp);
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}
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s_mark_end(s);
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xrdp_rdp_send_data((struct xrdp_rdp *)session->rdp, s,
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RDP_DATA_PDU_UPDATE);
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i = i + lines_sending;
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}
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}
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}
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free_stream(s);
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return 0;
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}
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/*****************************************************************************/
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int EXPORT_CC
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libxrdp_send_pointer(struct xrdp_session *session, int cache_idx,
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char *data, char *mask, int x, int y, int bpp)
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{
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struct stream *s;
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char *p;
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tui16 *p16;
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tui32 *p32;
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int i;
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int j;
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int data_bytes;
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DEBUG(("libxrdp_send_pointer sending cursor"));
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if (bpp == 0)
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{
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bpp = 24;
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}
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/* error check */
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if ((session->client_info->pointer_flags & 1) == 0)
|
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{
|
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if (bpp != 24)
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{
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g_writeln("libxrdp_send_pointer: error client does not support "
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"new cursors and bpp is %d", bpp);
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return 1;
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}
|
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}
|
|
if ((bpp == 15) && (bpp != 16) && (bpp != 24) && (bpp != 32))
|
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{
|
|
g_writeln("libxrdp_send_pointer: error");
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return 1;
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}
|
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make_stream(s);
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init_stream(s, 8192);
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xrdp_rdp_init_data((struct xrdp_rdp *)session->rdp, s);
|
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if ((session->client_info->pointer_flags & 1) == 0)
|
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{
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out_uint16_le(s, RDP_POINTER_COLOR);
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out_uint16_le(s, 0); /* pad */
|
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data_bytes = 3072;
|
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}
|
|
else
|
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{
|
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out_uint16_le(s, RDP_POINTER_POINTER);
|
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out_uint16_le(s, 0); /* pad */
|
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out_uint16_le(s, bpp);
|
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data_bytes = ((bpp + 7) / 8) * 32 * 32;
|
|
}
|
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out_uint16_le(s, cache_idx); /* cache_idx */
|
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out_uint16_le(s, x);
|
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out_uint16_le(s, y);
|
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out_uint16_le(s, 32);
|
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out_uint16_le(s, 32);
|
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out_uint16_le(s, 128);
|
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out_uint16_le(s, data_bytes);
|
|
|
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switch (bpp)
|
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{
|
|
case 15:
|
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case 16:
|
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p16 = (tui16 *) data;
|
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for (i = 0; i < 32; i++)
|
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{
|
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for (j = 0; j < 32; j++)
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{
|
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out_uint16_le(s, *p16);
|
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p16++;
|
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}
|
|
}
|
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break;
|
|
case 24:
|
|
p = data;
|
|
for (i = 0; i < 32; i++)
|
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{
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|
for (j = 0; j < 32; j++)
|
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{
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out_uint8(s, *p);
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p++;
|
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out_uint8(s, *p);
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p++;
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out_uint8(s, *p);
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p++;
|
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}
|
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}
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break;
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case 32:
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p32 = (tui32 *) data;
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for (i = 0; i < 32; i++)
|
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{
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for (j = 0; j < 32; j++)
|
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{
|
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out_uint32_le(s, *p32);
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p32++;
|
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}
|
|
}
|
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break;
|
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}
|
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|
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out_uint8a(s, mask, 128); /* mask */
|
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s_mark_end(s);
|
|
xrdp_rdp_send_data((struct xrdp_rdp *)(session->rdp), s,
|
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RDP_DATA_PDU_POINTER);
|
|
free_stream(s);
|
|
return 0;
|
|
}
|
|
|
|
/*****************************************************************************/
|
|
int EXPORT_CC
|
|
libxrdp_set_pointer(struct xrdp_session *session, int cache_idx)
|
|
{
|
|
struct stream *s;
|
|
|
|
DEBUG(("libxrdp_set_pointer sending cursor index"));
|
|
make_stream(s);
|
|
init_stream(s, 8192);
|
|
xrdp_rdp_init_data((struct xrdp_rdp *)session->rdp, s);
|
|
out_uint16_le(s, RDP_POINTER_CACHED);
|
|
out_uint16_le(s, 0); /* pad */
|
|
out_uint16_le(s, cache_idx); /* cache_idx */
|
|
s_mark_end(s);
|
|
xrdp_rdp_send_data((struct xrdp_rdp *)session->rdp, s, RDP_DATA_PDU_POINTER);
|
|
free_stream(s);
|
|
return 0;
|
|
}
|
|
|
|
/******************************************************************************/
|
|
int EXPORT_CC
|
|
libxrdp_orders_init(struct xrdp_session *session)
|
|
{
|
|
return xrdp_orders_init((struct xrdp_orders *)session->orders);
|
|
}
|
|
|
|
/******************************************************************************/
|
|
int EXPORT_CC
|
|
libxrdp_orders_send(struct xrdp_session *session)
|
|
{
|
|
return xrdp_orders_send((struct xrdp_orders *)session->orders);
|
|
}
|
|
|
|
/******************************************************************************/
|
|
int EXPORT_CC
|
|
libxrdp_orders_force_send(struct xrdp_session *session)
|
|
{
|
|
return xrdp_orders_force_send((struct xrdp_orders *)session->orders);
|
|
}
|
|
|
|
/******************************************************************************/
|
|
int EXPORT_CC
|
|
libxrdp_orders_rect(struct xrdp_session *session, int x, int y,
|
|
int cx, int cy, int color, struct xrdp_rect *rect)
|
|
{
|
|
return xrdp_orders_rect((struct xrdp_orders *)session->orders,
|
|
x, y, cx, cy, color, rect);
|
|
}
|
|
|
|
/******************************************************************************/
|
|
int EXPORT_CC
|
|
libxrdp_orders_screen_blt(struct xrdp_session *session, int x, int y,
|
|
int cx, int cy, int srcx, int srcy,
|
|
int rop, struct xrdp_rect *rect)
|
|
{
|
|
return xrdp_orders_screen_blt((struct xrdp_orders *)session->orders,
|
|
x, y, cx, cy, srcx, srcy, rop, rect);
|
|
}
|
|
|
|
/******************************************************************************/
|
|
int EXPORT_CC
|
|
libxrdp_orders_pat_blt(struct xrdp_session *session, int x, int y,
|
|
int cx, int cy, int rop, int bg_color,
|
|
int fg_color, struct xrdp_brush *brush,
|
|
struct xrdp_rect *rect)
|
|
{
|
|
return xrdp_orders_pat_blt((struct xrdp_orders *)session->orders,
|
|
x, y, cx, cy, rop, bg_color, fg_color,
|
|
brush, rect);
|
|
}
|
|
|
|
/******************************************************************************/
|
|
int EXPORT_CC
|
|
libxrdp_orders_dest_blt(struct xrdp_session *session, int x, int y,
|
|
int cx, int cy, int rop,
|
|
struct xrdp_rect *rect)
|
|
{
|
|
return xrdp_orders_dest_blt((struct xrdp_orders *)session->orders,
|
|
x, y, cx, cy, rop, rect);
|
|
}
|
|
|
|
/******************************************************************************/
|
|
int EXPORT_CC
|
|
libxrdp_orders_line(struct xrdp_session *session, int mix_mode,
|
|
int startx, int starty,
|
|
int endx, int endy, int rop, int bg_color,
|
|
struct xrdp_pen *pen,
|
|
struct xrdp_rect *rect)
|
|
{
|
|
return xrdp_orders_line((struct xrdp_orders *)session->orders,
|
|
mix_mode, startx, starty, endx, endy,
|
|
rop, bg_color, pen, rect);
|
|
}
|
|
|
|
/******************************************************************************/
|
|
int EXPORT_CC
|
|
libxrdp_orders_mem_blt(struct xrdp_session *session, 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)
|
|
{
|
|
return xrdp_orders_mem_blt((struct xrdp_orders *)session->orders,
|
|
cache_id, color_table, x, y, cx, cy, rop,
|
|
srcx, srcy, cache_idx, rect);
|
|
}
|
|
|
|
/******************************************************************************/
|
|
int EXPORT_CC
|
|
libxrdp_orders_text(struct xrdp_session *session,
|
|
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)
|
|
{
|
|
return xrdp_orders_text((struct xrdp_orders *)session->orders,
|
|
font, flags, mixmode, fg_color, bg_color,
|
|
clip_left, clip_top, clip_right, clip_bottom,
|
|
box_left, box_top, box_right, box_bottom,
|
|
x, y, data, data_len, rect);
|
|
}
|
|
|
|
/******************************************************************************/
|
|
int EXPORT_CC
|
|
libxrdp_orders_send_palette(struct xrdp_session *session, int *palette,
|
|
int cache_id)
|
|
{
|
|
return xrdp_orders_send_palette((struct xrdp_orders *)session->orders,
|
|
palette, cache_id);
|
|
}
|
|
|
|
/*****************************************************************************/
|
|
int EXPORT_CC
|
|
libxrdp_orders_send_raw_bitmap(struct xrdp_session *session,
|
|
int width, int height, int bpp, char *data,
|
|
int cache_id, int cache_idx)
|
|
{
|
|
return xrdp_orders_send_raw_bitmap((struct xrdp_orders *)session->orders,
|
|
width, height, bpp, data,
|
|
cache_id, cache_idx);
|
|
}
|
|
|
|
/*****************************************************************************/
|
|
int EXPORT_CC
|
|
libxrdp_orders_send_bitmap(struct xrdp_session *session,
|
|
int width, int height, int bpp, char *data,
|
|
int cache_id, int cache_idx)
|
|
{
|
|
return xrdp_orders_send_bitmap((struct xrdp_orders *)session->orders,
|
|
width, height, bpp, data,
|
|
cache_id, cache_idx);
|
|
}
|
|
|
|
/*****************************************************************************/
|
|
int EXPORT_CC
|
|
libxrdp_orders_send_font(struct xrdp_session *session,
|
|
struct xrdp_font_char *font_char,
|
|
int font_index, int char_index)
|
|
{
|
|
return xrdp_orders_send_font((struct xrdp_orders *)session->orders,
|
|
font_char, font_index, char_index);
|
|
}
|
|
|
|
/*****************************************************************************/
|
|
int EXPORT_CC
|
|
libxrdp_reset(struct xrdp_session *session,
|
|
int width, int height, int bpp)
|
|
{
|
|
if (session->client_info != 0)
|
|
{
|
|
/* older client can't resize */
|
|
if (session->client_info->build <= 419)
|
|
{
|
|
return 0;
|
|
}
|
|
|
|
/* if same, don't need to do anything */
|
|
if (session->client_info->width == width &&
|
|
session->client_info->height == height &&
|
|
session->client_info->bpp == bpp)
|
|
{
|
|
return 0;
|
|
}
|
|
|
|
session->client_info->width = width;
|
|
session->client_info->height = height;
|
|
session->client_info->bpp = bpp;
|
|
}
|
|
else
|
|
{
|
|
return 1;
|
|
}
|
|
|
|
/* this will send any lingering orders */
|
|
if (xrdp_orders_reset((struct xrdp_orders *)session->orders) != 0)
|
|
{
|
|
return 1;
|
|
}
|
|
|
|
/* shut down the rdp client */
|
|
if (xrdp_rdp_send_deactive((struct xrdp_rdp *)session->rdp) != 0)
|
|
{
|
|
return 1;
|
|
}
|
|
|
|
/* this should do the resizing */
|
|
if (xrdp_rdp_send_demand_active((struct xrdp_rdp *)session->rdp) != 0)
|
|
{
|
|
return 1;
|
|
}
|
|
|
|
/* process till up and running */
|
|
session->up_and_running = 0;
|
|
|
|
if (libxrdp_process_data(session) != 0)
|
|
{
|
|
g_writeln("non handled error from libxrdp_process_data");
|
|
}
|
|
|
|
return 0;
|
|
}
|
|
|
|
/*****************************************************************************/
|
|
int EXPORT_CC
|
|
libxrdp_orders_send_raw_bitmap2(struct xrdp_session *session,
|
|
int width, int height, int bpp, char *data,
|
|
int cache_id, int cache_idx)
|
|
{
|
|
return xrdp_orders_send_raw_bitmap2((struct xrdp_orders *)session->orders,
|
|
width, height, bpp, data,
|
|
cache_id, cache_idx);
|
|
}
|
|
|
|
/*****************************************************************************/
|
|
int EXPORT_CC
|
|
libxrdp_orders_send_bitmap2(struct xrdp_session *session,
|
|
int width, int height, int bpp, char *data,
|
|
int cache_id, int cache_idx, int hints)
|
|
{
|
|
return xrdp_orders_send_bitmap2((struct xrdp_orders *)session->orders,
|
|
width, height, bpp, data,
|
|
cache_id, cache_idx, hints);
|
|
}
|
|
|
|
/*****************************************************************************/
|
|
int EXPORT_CC
|
|
libxrdp_orders_send_bitmap3(struct xrdp_session *session,
|
|
int width, int height, int bpp, char *data,
|
|
int cache_id, int cache_idx, int hints)
|
|
{
|
|
return xrdp_orders_send_bitmap3((struct xrdp_orders *)session->orders,
|
|
width, height, bpp, data,
|
|
cache_id, cache_idx, hints);
|
|
}
|
|
|
|
/*****************************************************************************/
|
|
/* returns error */
|
|
/* this function gets the channel name and its flags, index is zero
|
|
based. either channel_name or channel_flags can be passed in nil if
|
|
they are not needed */
|
|
int EXPORT_CC
|
|
libxrdp_query_channel(struct xrdp_session *session, int index,
|
|
char *channel_name, int *channel_flags)
|
|
{
|
|
int count = 0;
|
|
struct xrdp_rdp *rdp = (struct xrdp_rdp *)NULL;
|
|
struct xrdp_mcs *mcs = (struct xrdp_mcs *)NULL;
|
|
struct mcs_channel_item *channel_item = (struct mcs_channel_item *)NULL;
|
|
|
|
rdp = (struct xrdp_rdp *)session->rdp;
|
|
mcs = rdp->sec_layer->mcs_layer;
|
|
|
|
if (mcs->channel_list == NULL)
|
|
{
|
|
g_writeln("libxrdp_query_channel - No channel initialized");
|
|
return 1 ;
|
|
}
|
|
|
|
count = mcs->channel_list->count;
|
|
|
|
if (index < 0 || index >= count)
|
|
{
|
|
DEBUG(("libxrdp_query_channel - Channel out of range %d", index));
|
|
return 1;
|
|
}
|
|
|
|
channel_item = (struct mcs_channel_item *)
|
|
list_get_item(mcs->channel_list, index);
|
|
|
|
if (channel_item == 0)
|
|
{
|
|
/* this should not happen */
|
|
g_writeln("libxrdp_query_channel - channel item is 0");
|
|
return 1;
|
|
}
|
|
|
|
if (channel_name != 0)
|
|
{
|
|
g_strncpy(channel_name, channel_item->name, 8);
|
|
DEBUG(("libxrdp_query_channel - Channel %d name %s", index, channel_name));
|
|
}
|
|
|
|
if (channel_flags != 0)
|
|
{
|
|
*channel_flags = channel_item->flags;
|
|
}
|
|
|
|
return 0;
|
|
}
|
|
|
|
/*****************************************************************************/
|
|
/* returns a zero based index of the channel, -1 if error or it dosen't
|
|
exist */
|
|
int EXPORT_CC
|
|
libxrdp_get_channel_id(struct xrdp_session *session, char *name)
|
|
{
|
|
int index = 0;
|
|
int count = 0;
|
|
struct xrdp_rdp *rdp = NULL;
|
|
struct xrdp_mcs *mcs = NULL;
|
|
struct mcs_channel_item *channel_item = NULL;
|
|
|
|
rdp = (struct xrdp_rdp *)session->rdp;
|
|
mcs = rdp->sec_layer->mcs_layer;
|
|
|
|
if (mcs->channel_list == NULL)
|
|
{
|
|
g_writeln("libxrdp_get_channel_id No channel initialized");
|
|
return -1 ;
|
|
}
|
|
|
|
count = mcs->channel_list->count;
|
|
|
|
for (index = 0; index < count; index++)
|
|
{
|
|
channel_item = (struct mcs_channel_item *)
|
|
list_get_item(mcs->channel_list, index);
|
|
|
|
if (channel_item != 0)
|
|
{
|
|
if (g_strcasecmp(name, channel_item->name) == 0)
|
|
{
|
|
return index;
|
|
}
|
|
}
|
|
}
|
|
|
|
return -1;
|
|
}
|
|
|
|
/*****************************************************************************/
|
|
int EXPORT_CC
|
|
libxrdp_send_to_channel(struct xrdp_session *session, int channel_id,
|
|
char *data, int data_len,
|
|
int total_data_len, int flags)
|
|
{
|
|
struct xrdp_rdp *rdp = NULL;
|
|
struct xrdp_sec *sec = NULL;
|
|
struct xrdp_channel *chan = NULL;
|
|
struct stream *s = NULL;
|
|
|
|
rdp = (struct xrdp_rdp *)session->rdp;
|
|
sec = rdp->sec_layer;
|
|
chan = sec->chan_layer;
|
|
make_stream(s);
|
|
init_stream(s, data_len + 1024); /* this should be big enough */
|
|
|
|
if (xrdp_channel_init(chan, s) != 0)
|
|
{
|
|
free_stream(s);
|
|
return 1;
|
|
}
|
|
|
|
/* here we make a copy of the data */
|
|
out_uint8a(s, data, data_len);
|
|
s_mark_end(s);
|
|
|
|
if (xrdp_channel_send(chan, s, channel_id, total_data_len, flags) != 0)
|
|
{
|
|
g_writeln("Debug - data NOT sent to channel");
|
|
free_stream(s);
|
|
return 1;
|
|
}
|
|
|
|
free_stream(s);
|
|
return 0;
|
|
}
|
|
|
|
/*****************************************************************************/
|
|
int EXPORT_CC
|
|
libxrdp_orders_send_brush(struct xrdp_session *session,
|
|
int width, int height, int bpp, int type,
|
|
int size, char *data, int cache_id)
|
|
{
|
|
return xrdp_orders_send_brush((struct xrdp_orders *)session->orders,
|
|
width, height, bpp, type, size, data,
|
|
cache_id);
|
|
}
|
|
|
|
/*****************************************************************************/
|
|
int EXPORT_CC
|
|
libxrdp_orders_send_create_os_surface(struct xrdp_session *session, int id,
|
|
int width, int height,
|
|
struct list *del_list)
|
|
{
|
|
return xrdp_orders_send_create_os_surface
|
|
((struct xrdp_orders *)(session->orders), id,
|
|
width, height, del_list);
|
|
}
|
|
|
|
/*****************************************************************************/
|
|
int EXPORT_CC
|
|
libxrdp_orders_send_switch_os_surface(struct xrdp_session *session, int id)
|
|
{
|
|
return xrdp_orders_send_switch_os_surface
|
|
((struct xrdp_orders *)(session->orders), id);
|
|
}
|
|
|
|
/*****************************************************************************/
|
|
int EXPORT_CC
|
|
libxrdp_window_new_update(struct xrdp_session *session, int window_id,
|
|
struct rail_window_state_order *window_state,
|
|
int flags)
|
|
{
|
|
struct xrdp_orders *orders;
|
|
|
|
orders = (struct xrdp_orders *)(session->orders);
|
|
return xrdp_orders_send_window_new_update(orders, window_id,
|
|
window_state, flags);
|
|
}
|
|
|
|
/*****************************************************************************/
|
|
int EXPORT_CC
|
|
libxrdp_window_delete(struct xrdp_session *session, int window_id)
|
|
{
|
|
struct xrdp_orders *orders;
|
|
|
|
orders = (struct xrdp_orders *)(session->orders);
|
|
return xrdp_orders_send_window_delete(orders, window_id);
|
|
}
|
|
|
|
/*****************************************************************************/
|
|
int EXPORT_CC
|
|
libxrdp_window_icon(struct xrdp_session *session, int window_id,
|
|
int cache_entry, int cache_id,
|
|
struct rail_icon_info *icon_info, int flags)
|
|
{
|
|
struct xrdp_orders *orders;
|
|
|
|
orders = (struct xrdp_orders *)(session->orders);
|
|
return xrdp_orders_send_window_icon(orders, window_id, cache_entry,
|
|
cache_id, icon_info, flags);
|
|
}
|
|
|
|
/*****************************************************************************/
|
|
int EXPORT_CC
|
|
libxrdp_window_cached_icon(struct xrdp_session *session, int window_id,
|
|
int cache_entry, int cache_id,
|
|
int flags)
|
|
{
|
|
struct xrdp_orders *orders;
|
|
|
|
orders = (struct xrdp_orders *)(session->orders);
|
|
return xrdp_orders_send_window_cached_icon(orders, window_id, cache_entry,
|
|
cache_id, flags);
|
|
}
|
|
|
|
/*****************************************************************************/
|
|
int EXPORT_CC
|
|
libxrdp_notify_new_update(struct xrdp_session *session,
|
|
int window_id, int notify_id,
|
|
struct rail_notify_state_order *notify_state,
|
|
int flags)
|
|
{
|
|
struct xrdp_orders *orders;
|
|
|
|
orders = (struct xrdp_orders *)(session->orders);
|
|
return xrdp_orders_send_notify_new_update(orders, window_id, notify_id,
|
|
notify_state, flags);
|
|
}
|
|
|
|
/*****************************************************************************/
|
|
int DEFAULT_CC
|
|
libxrdp_notify_delete(struct xrdp_session *session,
|
|
int window_id, int notify_id)
|
|
{
|
|
struct xrdp_orders *orders;
|
|
|
|
orders = (struct xrdp_orders *)(session->orders);
|
|
return xrdp_orders_send_notify_delete(orders, window_id, notify_id);
|
|
}
|
|
|
|
/*****************************************************************************/
|
|
int DEFAULT_CC
|
|
libxrdp_monitored_desktop(struct xrdp_session *session,
|
|
struct rail_monitored_desktop_order *mdo,
|
|
int flags)
|
|
{
|
|
struct xrdp_orders *orders;
|
|
|
|
orders = (struct xrdp_orders *)(session->orders);
|
|
return xrdp_orders_send_monitored_desktop(orders, mdo, flags);
|
|
}
|