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xrdp-proprietary/sesman/libscp/libscp_session.c

351 lines
7.6 KiB

/*
This program is free software; you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation; either version 2 of the License, or
(at your option) any later version.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with this program; if not, write to the Free Software
Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
xrdp: A Remote Desktop Protocol server.
Copyright (C) Jay Sorg 2005-2009
*/
/**
*
* @file libscp_session.c
* @brief SCP_SESSION handling code
* @author Simone Fedele
*
*/
#include "libscp_session.h"
#include <sys/types.h>
#include <sys/socket.h>
#include <arpa/inet.h>
extern struct log_config* s_log;
struct SCP_SESSION*
scp_session_create()
{
struct SCP_SESSION* s;
s = g_malloc(sizeof(struct SCP_SESSION), 0);
if (0 == s)
{
log_message(s_log, LOG_LEVEL_WARNING, "[session:%d] session create: malloc error", __LINE__);
return 0;
}
s->username = 0;
s->password = 0;
s->hostname = 0;
s->errstr = 0;
s->mng = 0;
s->locale[0]='\0';
return s;
}
/*******************************************************************/
int
scp_session_set_type(struct SCP_SESSION* s, tui8 type)
{
switch (type)
{
case SCP_SESSION_TYPE_XVNC:
s->type = SCP_SESSION_TYPE_XVNC;
break;
case SCP_SESSION_TYPE_XRDP:
s->type = SCP_SESSION_TYPE_XRDP;
break;
case SCP_SESSION_TYPE_MANAGE:
s->type = SCP_SESSION_TYPE_MANAGE;
s->mng = g_malloc(sizeof(struct SCP_MNG_DATA),1);
if (NULL == s->mng)
{
log_message(s_log, LOG_LEVEL_ERROR, "[session:%d] set_type: internal error", __LINE__);
return 1;
}
break;
default:
log_message(s_log, LOG_LEVEL_WARNING, "[session:%d] set_type: unknown type", __LINE__);
return 1;
}
return 0;
}
/*******************************************************************/
int
scp_session_set_version(struct SCP_SESSION* s, tui32 version)
{
switch (version)
{
case 0:
s->version = 0;
break;
case 1:
s->version = 1;
break;
default:
log_message(s_log, LOG_LEVEL_WARNING, "[session:%d] set_version: unknown version", __LINE__);
return 1;
}
return 0;
}
/*******************************************************************/
int
scp_session_set_height(struct SCP_SESSION* s, tui16 h)
{
s->height = h;
return 0;
}
/*******************************************************************/
int
scp_session_set_width(struct SCP_SESSION* s, tui16 w)
{
s->width = w;
return 0;
}
/*******************************************************************/
int
scp_session_set_bpp(struct SCP_SESSION* s, tui8 bpp)
{
switch (bpp)
{
case 8:
case 15:
case 16:
case 24:
s->bpp = bpp;
default:
return 1;
}
return 0;
}
/*******************************************************************/
int
scp_session_set_rsr(struct SCP_SESSION* s, tui8 rsr)
{
if (s->rsr)
{
s->rsr = 1;
}
else
{
s->rsr = 0;
}
return 0;
}
/*******************************************************************/
int
scp_session_set_locale(struct SCP_SESSION* s, char* str)
{
if (0 == str)
{
log_message(s_log, LOG_LEVEL_WARNING, "[session:%d] set_locale: null locale", __LINE__);
s->locale[0]='\0';
return 1;
}
g_strncpy(s->locale, str, 17);
s->locale[17]='\0';
return 0;
}
/*******************************************************************/
int
scp_session_set_username(struct SCP_SESSION* s, char* str)
{
if (0 == str)
{
log_message(s_log, LOG_LEVEL_WARNING, "[session:%d] set_username: null username", __LINE__);
return 1;
}
if (0 != s->username)
{
g_free(s->username);
}
s->username = g_strdup(str);
if (0 == s->username)
{
log_message(s_log, LOG_LEVEL_WARNING, "[session:%d] set_username: strdup error", __LINE__);
return 1;
}
return 0;
}
/*******************************************************************/
int
scp_session_set_password(struct SCP_SESSION* s, char* str)
{
if (0 == str)
{
log_message(s_log, LOG_LEVEL_WARNING, "[session:%d] set_password: null password", __LINE__);
return 1;
}
if (0 != s->password)
{
g_free(s->password);
}
s->password = g_strdup(str);
if (0 == s->password)
{
log_message(s_log, LOG_LEVEL_WARNING, "[session:%d] set_password: strdup error", __LINE__);
return 1;
}
return 0;
}
/*******************************************************************/
int
scp_session_set_hostname(struct SCP_SESSION* s, char* str)
{
if (0 == str)
{
log_message(s_log, LOG_LEVEL_WARNING, "[session:%d] set_hostname: null hostname", __LINE__);
return 1;
}
if (0 != s->hostname)
{
g_free(s->hostname);
}
s->hostname = g_strdup(str);
if (0 == s->hostname)
{
log_message(s_log, LOG_LEVEL_WARNING, "[session:%d] set_hostname: strdup error", __LINE__);
return 1;
}
return 0;
}
/*******************************************************************/
int
scp_session_set_errstr(struct SCP_SESSION* s, char* str)
{
if (0 == str)
{
log_message(s_log, LOG_LEVEL_WARNING, "[session:%d] set_errstr: null string", __LINE__);
return 1;
}
if (0 != s->errstr)
{
g_free(s->errstr);
}
s->errstr = g_strdup(str);
if (0 == s->errstr)
{
log_message(s_log, LOG_LEVEL_WARNING, "[session:%d] set_errstr: strdup error", __LINE__);
return 1;
}
return 0;
}
/*******************************************************************/
int
scp_session_set_display(struct SCP_SESSION* s, SCP_DISPLAY display)
{
s->display = display;
return 0;
}
/*******************************************************************/
int
scp_session_set_addr(struct SCP_SESSION* s, int type, void* addr)
{
struct in_addr ip4;
#ifdef IN6ADDR_ANY_INIT
struct in6_addr ip6;
#endif
int ret;
switch (type)
{
case SCP_ADDRESS_TYPE_IPV4:
/* convert from char to 32bit*/
ret = inet_pton(AF_INET, addr, &ip4);
if (0 == ret)
{
log_message(s_log, LOG_LEVEL_WARNING, "[session:%d] set_addr: invalid address", __LINE__);
inet_pton(AF_INET, "127.0.0.1", &ip4);
g_memcpy(&(s->ipv4addr), &(ip4.s_addr), 4);
return 1;
}
g_memcpy(&(s->ipv4addr), &(ip4.s_addr), 4);
break;
case SCP_ADDRESS_TYPE_IPV4_BIN:
g_memcpy(&(s->ipv4addr), addr, 4);
break;
#ifdef IN6ADDR_ANY_INIT
case SCP_ADDRESS_TYPE_IPV6:
/* convert from char to 128bit*/
ret = inet_pton(AF_INET6, addr, &ip6);
if (0 == ret)
{
log_message(s_log, LOG_LEVEL_WARNING, "[session:%d] set_addr: invalid address", __LINE__);
inet_pton(AF_INET, "::1", &ip6);
g_memcpy(s->ipv6addr, &(ip6.s6_addr), 16);
return 1;
}
g_memcpy(s->ipv6addr, &(ip6.s6_addr), 16);
break;
case SCP_ADDRESS_TYPE_IPV6_BIN:
g_memcpy(s->ipv6addr, addr, 16);
break;
#endif
default:
return 1;
}
return 0;
}
/*******************************************************************/
void
scp_session_destroy(struct SCP_SESSION* s)
{
if (s->username)
{
g_free(s->username);
s->username = 0;
}
if (s->password)
{
g_free(s->password);
s->password = 0;
}
if (s->hostname)
{
g_free(s->hostname);
s->hostname = 0;
}
if (s->errstr)
{
g_free(s->errstr);
s->errstr = 0;
}
if (s->mng)
{
g_free(s->mng);
s->mng = 0;
}
g_free(s);
}