106 lines
2.7 KiB
C
106 lines
2.7 KiB
C
/*
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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
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session manager
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linux only
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*/
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/**
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*
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* @file env.c
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* @brief User environment handling code
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* @author Jay Sorg
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*
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*/
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#include "sesman.h"
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extern unsigned char g_fixedkey[8];
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/******************************************************************************/
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int DEFAULT_CC
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env_check_password_file(char* filename, char* password)
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{
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char encryptedPasswd[16];
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int fd;
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g_memset(encryptedPasswd, 0, 16);
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g_strncpy(encryptedPasswd, password, 8);
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rfbDesKey(g_fixedkey, 0);
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rfbDes(encryptedPasswd, encryptedPasswd);
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fd = g_file_open(filename);
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if (fd == 0)
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{
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log_message(LOG_LEVEL_WARNING, "can't read vnc password file - %s", filename);
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return 1;
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}
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g_file_write(fd, encryptedPasswd, 8);
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g_file_close(fd);
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g_set_file_rights(filename, 1, 1); /* set read and write flags */
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return 0;
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}
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/******************************************************************************/
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int DEFAULT_CC
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env_set_user(char* username, char* passwd_file, int display)
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{
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int error;
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int pw_uid;
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int pw_gid;
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int uid;
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char pw_shell[256];
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char pw_dir[256];
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char pw_gecos[256];
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char text[256];
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error = g_getuser_info(username, &pw_gid, &pw_uid, pw_shell, pw_dir,
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pw_gecos);
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if (error == 0)
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{
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error = g_setgid(pw_gid);
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if (error == 0)
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{
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uid = pw_uid;
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error = g_setuid(uid);
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}
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if (error == 0)
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{
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g_clearenv();
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g_setenv("SHELL", pw_shell, 1);
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g_setenv("PATH", "/bin:/usr/bin:/usr/X11R6/bin:/usr/local/bin", 1);
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g_setenv("USER", username, 1);
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g_sprintf(text, "%d", uid);
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g_setenv("UID", text, 1);
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g_setenv("HOME", pw_dir, 1);
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g_set_current_dir(pw_dir);
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g_sprintf(text, ":%d.0", display);
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g_setenv("DISPLAY", text, 1);
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if (passwd_file != 0)
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{
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g_mkdir(".vnc");
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g_sprintf(passwd_file, "%s/.vnc/sesman_passwd", pw_dir);
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}
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}
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}
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else
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{
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log_message(LOG_LEVEL_ERROR, "error getting user info for user %s", username);
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}
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return error;
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}
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