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103 lines
3.4 KiB
103 lines
3.4 KiB
/*
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This program is free software; you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation; either version 2 of the License, or
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(at your option) any later version.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with this program; if not, write to the Free Software
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Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
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xrdp: A Remote Desktop Protocol server.
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Copyright (C) Jay Sorg 2005-2008
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*/
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/**
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*
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* @file scp.c
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* @brief scp (sesman control protocol) common code
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* scp (sesman control protocol) common code
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* This code controls which version is being used and starts the
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* appropriate process
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* @author Jay Sorg, Simone Fedele
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*
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*/
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#include "sesman.h"
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extern int thread_sck;
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extern struct config_sesman g_cfg;
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/******************************************************************************/
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void* DEFAULT_CC
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scp_process_start(void* sck)
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{
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struct SCP_CONNECTION scon;
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struct SCP_SESSION* sdata;
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/* making a local copy of the socket (it's on the stack) */
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/* probably this is just paranoia */
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scon.in_sck = thread_sck;
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LOG_DBG(&(g_cfg.log), "started scp thread on socket %d", scon.in_sck);
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/* unlocking thread_sck */
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lock_socket_release();
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make_stream(scon.in_s);
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make_stream(scon.out_s);
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init_stream(scon.in_s, 8192);
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init_stream(scon.out_s, 8192);
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switch (scp_vXs_accept(&scon, &(sdata)))
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{
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case SCP_SERVER_STATE_OK:
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if (sdata->version == 0)
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{
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/* starts processing an scp v0 connection */
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LOG_DBG(&(g_cfg.log), "accept ok, go on with scp v0\n",0);
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scp_v0_process(&scon, sdata);
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}
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else
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{
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LOG_DBG(&(g_cfg.log), "accept ok, go on with scp v1\n",0);
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/*LOG_DBG(&(g_cfg.log), "user: %s\npass: %s",sdata->username, sdata->password);*/
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scp_v1_process(&scon, sdata);
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}
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break;
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case SCP_SERVER_STATE_START_MANAGE:
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/* starting a management session */
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log_message(&(g_cfg.log), LOG_LEVEL_WARNING,
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"starting a sesman management session...");
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scp_v1_mng_process(&scon, sdata);
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break;
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case SCP_SERVER_STATE_VERSION_ERR:
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/* an unknown scp version was requested, so we shut down the */
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/* connection (and log the fact) */
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log_message(&(g_cfg.log), LOG_LEVEL_WARNING,
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"unknown protocol version specified. connection refused.");
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break;
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case SCP_SERVER_STATE_NETWORK_ERR:
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log_message(&(g_cfg.log), LOG_LEVEL_WARNING, "libscp network error.");
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break;
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case SCP_SERVER_STATE_SEQUENCE_ERR:
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log_message(&(g_cfg.log), LOG_LEVEL_WARNING, "libscp sequence error.");
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break;
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case SCP_SERVER_STATE_INTERNAL_ERR:
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/* internal error occurred (eg. malloc() error, ecc.) */
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log_message(&(g_cfg.log), LOG_LEVEL_ERROR, "libscp internal error occurred.");
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break;
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default:
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log_message(&(g_cfg.log), LOG_LEVEL_ALWAYS, "unknown return from scp_vXs_accept()");
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}
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g_tcp_close(scon.in_sck);
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free_stream(scon.in_s);
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free_stream(scon.out_s);
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return 0;
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}
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