/** * 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 #include #include //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); }