458 lines
10 KiB
C
458 lines
10 KiB
C
/**
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* xrdp: A Remote Desktop Protocol server.
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*
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* Copyright (C) Jay Sorg 2004-2012
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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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/**
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*
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* @file libscp_session.c
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* @brief SCP_SESSION handling code
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* @author Simone Fedele
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*
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*/
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#include "libscp_session.h"
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#include <sys/types.h>
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#include <sys/socket.h>
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#include <arpa/inet.h>
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//extern struct log_config* s_log;
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/*******************************************************************/
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struct SCP_SESSION *
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scp_session_create()
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{
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struct SCP_SESSION *s;
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s = (struct SCP_SESSION *)g_malloc(sizeof(struct SCP_SESSION), 1);
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if (0 == s)
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{
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log_message(LOG_LEVEL_WARNING, "[session:%d] session create: malloc error", __LINE__);
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return 0;
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}
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return s;
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}
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/*******************************************************************/
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int
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scp_session_set_type(struct SCP_SESSION *s, tui8 type)
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{
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switch (type)
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{
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case SCP_SESSION_TYPE_XVNC:
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s->type = SCP_SESSION_TYPE_XVNC;
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break;
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case SCP_SESSION_TYPE_XRDP:
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s->type = SCP_SESSION_TYPE_XRDP;
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break;
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case SCP_GW_AUTHENTICATION:
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s->type = SCP_GW_AUTHENTICATION;
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break;
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case SCP_SESSION_TYPE_MANAGE:
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s->type = SCP_SESSION_TYPE_MANAGE;
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s->mng = (struct SCP_MNG_DATA *)g_malloc(sizeof(struct SCP_MNG_DATA), 1);
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if (NULL == s->mng)
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{
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log_message(LOG_LEVEL_ERROR, "[session:%d] set_type: internal error", __LINE__);
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return 1;
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}
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break;
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default:
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log_message(LOG_LEVEL_WARNING, "[session:%d] set_type: unknown type", __LINE__);
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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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int
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scp_session_set_version(struct SCP_SESSION *s, tui32 version)
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{
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switch (version)
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{
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case 0:
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s->version = 0;
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break;
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case 1:
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s->version = 1;
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break;
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default:
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log_message(LOG_LEVEL_WARNING, "[session:%d] set_version: unknown version", __LINE__);
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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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int
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scp_session_set_height(struct SCP_SESSION *s, tui16 h)
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{
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s->height = h;
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return 0;
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}
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/*******************************************************************/
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int
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scp_session_set_width(struct SCP_SESSION *s, tui16 w)
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{
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s->width = w;
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return 0;
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}
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/*******************************************************************/
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int
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scp_session_set_bpp(struct SCP_SESSION *s, tui8 bpp)
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{
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switch (bpp)
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{
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case 8:
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case 15:
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case 16:
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case 24:
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s->bpp = bpp;
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default:
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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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int
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scp_session_set_rsr(struct SCP_SESSION *s, tui8 rsr)
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{
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if (s->rsr)
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{
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s->rsr = 1;
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}
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else
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{
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s->rsr = 0;
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}
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return 0;
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}
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/*******************************************************************/
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int
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scp_session_set_locale(struct SCP_SESSION *s, char *str)
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{
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if (0 == str)
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{
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log_message(LOG_LEVEL_WARNING, "[session:%d] set_locale: null locale", __LINE__);
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s->locale[0] = '\0';
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return 1;
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}
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g_strncpy(s->locale, str, 17);
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s->locale[17] = '\0';
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return 0;
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}
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/*******************************************************************/
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int
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scp_session_set_username(struct SCP_SESSION *s, char *str)
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{
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if (0 == str)
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{
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log_message(LOG_LEVEL_WARNING, "[session:%d] set_username: null username", __LINE__);
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return 1;
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}
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if (0 != s->username)
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{
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g_free(s->username);
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}
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s->username = g_strdup(str);
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if (0 == s->username)
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{
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log_message(LOG_LEVEL_WARNING, "[session:%d] set_username: strdup error", __LINE__);
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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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int
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scp_session_set_password(struct SCP_SESSION *s, char *str)
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{
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if (0 == str)
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{
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log_message(LOG_LEVEL_WARNING, "[session:%d] set_password: null password", __LINE__);
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return 1;
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}
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if (0 != s->password)
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{
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g_free(s->password);
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}
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s->password = g_strdup(str);
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if (0 == s->password)
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{
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log_message(LOG_LEVEL_WARNING, "[session:%d] set_password: strdup error", __LINE__);
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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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int
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scp_session_set_domain(struct SCP_SESSION *s, char *str)
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{
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if (0 == str)
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{
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log_message(LOG_LEVEL_WARNING, "[session:%d] set_domain: null domain", __LINE__);
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return 1;
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}
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if (0 != s->domain)
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{
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g_free(s->domain);
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}
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s->domain = g_strdup(str);
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if (0 == s->domain)
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{
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log_message(LOG_LEVEL_WARNING, "[session:%d] set_domain: strdup error", __LINE__);
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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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int
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scp_session_set_program(struct SCP_SESSION *s, char *str)
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{
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if (0 == str)
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{
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log_message(LOG_LEVEL_WARNING, "[session:%d] set_program: null program", __LINE__);
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return 1;
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}
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if (0 != s->program)
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{
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g_free(s->program);
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}
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s->program = g_strdup(str);
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if (0 == s->program)
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{
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log_message(LOG_LEVEL_WARNING, "[session:%d] set_program: strdup error", __LINE__);
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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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int
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scp_session_set_directory(struct SCP_SESSION *s, char *str)
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{
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if (0 == str)
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{
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log_message(LOG_LEVEL_WARNING, "[session:%d] set_directory: null directory", __LINE__);
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return 1;
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}
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if (0 != s->directory)
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{
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g_free(s->directory);
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}
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s->directory = g_strdup(str);
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if (0 == s->directory)
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{
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log_message(LOG_LEVEL_WARNING, "[session:%d] set_directory: strdup error", __LINE__);
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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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int
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scp_session_set_client_ip(struct SCP_SESSION *s, char *str)
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{
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if (0 == str)
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{
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log_message(LOG_LEVEL_WARNING, "[session:%d] set_client_ip: null ip", __LINE__);
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return 1;
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}
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if (0 != s->client_ip)
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{
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g_free(s->client_ip);
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}
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s->client_ip = g_strdup(str);
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if (0 == s->client_ip)
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{
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log_message(LOG_LEVEL_WARNING, "[session:%d] set_client_ip: strdup error", __LINE__);
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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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int
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scp_session_set_hostname(struct SCP_SESSION *s, char *str)
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{
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if (0 == str)
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{
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log_message(LOG_LEVEL_WARNING, "[session:%d] set_hostname: null hostname", __LINE__);
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return 1;
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}
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if (0 != s->hostname)
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{
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g_free(s->hostname);
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}
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s->hostname = g_strdup(str);
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if (0 == s->hostname)
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{
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log_message(LOG_LEVEL_WARNING, "[session:%d] set_hostname: strdup error", __LINE__);
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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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int
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scp_session_set_errstr(struct SCP_SESSION *s, char *str)
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{
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if (0 == str)
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{
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log_message(LOG_LEVEL_WARNING, "[session:%d] set_errstr: null string", __LINE__);
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return 1;
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}
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if (0 != s->errstr)
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{
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g_free(s->errstr);
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}
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s->errstr = g_strdup(str);
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if (0 == s->errstr)
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{
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log_message(LOG_LEVEL_WARNING, "[session:%d] set_errstr: strdup error", __LINE__);
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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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int
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scp_session_set_display(struct SCP_SESSION *s, SCP_DISPLAY display)
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{
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s->display = display;
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return 0;
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}
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/*******************************************************************/
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int
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scp_session_set_addr(struct SCP_SESSION *s, int type, void *addr)
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{
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struct in_addr ip4;
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#ifdef IN6ADDR_ANY_INIT
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struct in6_addr ip6;
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#endif
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int ret;
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switch (type)
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{
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case SCP_ADDRESS_TYPE_IPV4:
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/* convert from char to 32bit*/
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ret = inet_pton(AF_INET, addr, &ip4);
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if (ret == 0)
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{
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log_message(LOG_LEVEL_WARNING, "[session:%d] set_addr: invalid address", __LINE__);
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inet_pton(AF_INET, "127.0.0.1", &ip4);
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g_memcpy(&(s->ipv4addr), &(ip4.s_addr), 4);
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return 1;
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}
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g_memcpy(&(s->ipv4addr), &(ip4.s_addr), 4);
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break;
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case SCP_ADDRESS_TYPE_IPV4_BIN:
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g_memcpy(&(s->ipv4addr), addr, 4);
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break;
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#ifdef IN6ADDR_ANY_INIT
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case SCP_ADDRESS_TYPE_IPV6:
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/* convert from char to 128bit*/
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ret = inet_pton(AF_INET6, addr, &ip6);
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if (ret == 0)
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{
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log_message(LOG_LEVEL_WARNING, "[session:%d] set_addr: invalid address", __LINE__);
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inet_pton(AF_INET, "::1", &ip6);
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g_memcpy(s->ipv6addr, &(ip6.s6_addr), 16);
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return 1;
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}
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g_memcpy(s->ipv6addr, &(ip6.s6_addr), 16);
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break;
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case SCP_ADDRESS_TYPE_IPV6_BIN:
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g_memcpy(s->ipv6addr, addr, 16);
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break;
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#endif
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default:
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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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void
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scp_session_destroy(struct SCP_SESSION *s)
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{
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g_free(s->username);
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g_free(s->password);
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g_free(s->hostname);
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g_free(s->domain);
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g_free(s->program);
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g_free(s->directory);
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g_free(s->client_ip);
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g_free(s->errstr);
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g_free(s->mng);
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g_free(s);
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}
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