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xrdp-proprietary/sesman/libscp/libscp_session.c

458 lines
10 KiB

/**
* xrdp: A Remote Desktop Protocol server.
*
* Copyright (C) Jay Sorg 2004-2012
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
/**
*
* @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 = (struct SCP_SESSION *)g_malloc(sizeof(struct SCP_SESSION), 1);
if (0 == s)
{
log_message(LOG_LEVEL_WARNING, "[session:%d] session create: malloc error", __LINE__);
return 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_GW_AUTHENTICATION:
s->type = SCP_GW_AUTHENTICATION;
break;
case SCP_SESSION_TYPE_MANAGE:
s->type = SCP_SESSION_TYPE_MANAGE;
s->mng = (struct SCP_MNG_DATA *)g_malloc(sizeof(struct SCP_MNG_DATA), 1);
if (NULL == s->mng)
{
log_message(LOG_LEVEL_ERROR, "[session:%d] set_type: internal error", __LINE__);
return 1;
}
break;
default:
log_message(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(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(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(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(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(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(LOG_LEVEL_WARNING, "[session:%d] set_password: strdup error", __LINE__);
return 1;
}
return 0;
}
/*******************************************************************/
int
scp_session_set_domain(struct SCP_SESSION *s, char *str)
{
if (0 == str)
{
log_message(LOG_LEVEL_WARNING, "[session:%d] set_domain: null domain", __LINE__);
return 1;
}
if (0 != s->domain)
{
g_free(s->domain);
}
s->domain = g_strdup(str);
if (0 == s->domain)
{
log_message(LOG_LEVEL_WARNING, "[session:%d] set_domain: strdup error", __LINE__);
return 1;
}
return 0;
}
/*******************************************************************/
int
scp_session_set_program(struct SCP_SESSION *s, char *str)
{
if (0 == str)
{
log_message(LOG_LEVEL_WARNING, "[session:%d] set_program: null program", __LINE__);
return 1;
}
if (0 != s->program)
{
g_free(s->program);
}
s->program = g_strdup(str);
if (0 == s->program)
{
log_message(LOG_LEVEL_WARNING, "[session:%d] set_program: strdup error", __LINE__);
return 1;
}
return 0;
}
/*******************************************************************/
int
scp_session_set_directory(struct SCP_SESSION *s, char *str)
{
if (0 == str)
{
log_message(LOG_LEVEL_WARNING, "[session:%d] set_directory: null directory", __LINE__);
return 1;
}
if (0 != s->directory)
{
g_free(s->directory);
}
s->directory = g_strdup(str);
if (0 == s->directory)
{
log_message(LOG_LEVEL_WARNING, "[session:%d] set_directory: strdup error", __LINE__);
return 1;
}
return 0;
}
/*******************************************************************/
int
scp_session_set_client_ip(struct SCP_SESSION *s, char *str)
{
if (0 == str)
{
log_message(LOG_LEVEL_WARNING, "[session:%d] set_client_ip: null ip", __LINE__);
return 1;
}
if (0 != s->client_ip)
{
g_free(s->client_ip);
}
s->client_ip = g_strdup(str);
if (0 == s->client_ip)
{
log_message(LOG_LEVEL_WARNING, "[session:%d] set_client_ip: strdup error", __LINE__);
return 1;
}
return 0;
}
/*******************************************************************/
int
scp_session_set_hostname(struct SCP_SESSION *s, char *str)
{
if (0 == str)
{
log_message(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(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(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(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 (ret == 0)
{
log_message(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 (ret == 0)
{
log_message(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)
{
g_free(s->username);
g_free(s->password);
g_free(s->hostname);
g_free(s->domain);
g_free(s->program);
g_free(s->directory);
g_free(s->client_ip);
g_free(s->errstr);
g_free(s->mng);
g_free(s);
}