1 | /* -*- c-basic-offset: 8 -*-
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2 | rdesktop: A Remote Desktop Protocol client.
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3 | Entrypoint and utility functions
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4 | Copyright (C) Matthew Chapman 1999-2008
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5 |
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6 | This program is free software; you can redistribute it and/or modify
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7 | it under the terms of the GNU General Public License as published by
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8 | the Free Software Foundation; either version 2 of the License, or
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9 | (at your option) any later version.
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10 |
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11 | This program is distributed in the hope that it will be useful,
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12 | but WITHOUT ANY WARRANTY; without even the implied warranty of
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13 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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14 | GNU General Public License for more details.
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15 |
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16 | You should have received a copy of the GNU General Public License
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17 | along with this program; if not, write to the Free Software
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18 | Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
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19 | */
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20 |
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21 | /*
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22 | * Sun GPL Disclaimer: For the avoidance of doubt, except that if any license choice
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23 | * other than GPL or LGPL is available it will apply instead, Sun elects to use only
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24 | * the General Public License version 2 (GPLv2) at this time for any software where
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25 | * a choice of GPL license versions is made available with the language indicating
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26 | * that GPLv2 or any later version may be used, or where a choice of which version
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27 | * of the GPL is applied is otherwise unspecified.
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28 | */
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29 |
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30 | #include <stdarg.h> /* va_list va_start va_end */
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31 | #include <unistd.h> /* read close getuid getgid getpid getppid gethostname */
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32 | #include <fcntl.h> /* open */
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33 | #include <pwd.h> /* getpwuid */
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34 | #include <termios.h> /* tcgetattr tcsetattr */
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35 | #include <sys/stat.h> /* stat */
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36 | #include <sys/time.h> /* gettimeofday */
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37 | #include <sys/times.h> /* times */
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38 | #include <ctype.h> /* toupper */
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39 | #include <errno.h>
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40 | #include "rdesktop.h"
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41 |
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42 | #ifdef VBOX
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43 | # include <VBox/version.h>
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44 | #endif
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45 |
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46 | #ifdef HAVE_LOCALE_H
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47 | #include <locale.h>
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48 | #endif
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49 | #ifdef HAVE_ICONV
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50 | #ifdef HAVE_LANGINFO_H
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51 | #include <langinfo.h>
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52 | #endif
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53 | #endif
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54 |
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55 | #ifdef EGD_SOCKET
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56 | #include <sys/types.h>
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57 | #include <sys/socket.h> /* socket connect */
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58 | #include <sys/un.h> /* sockaddr_un */
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59 | #endif
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60 |
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61 | #include "ssl.h"
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62 |
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63 | char g_title[64] = "";
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64 | char g_username[64];
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65 | char g_hostname[16];
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66 | char g_keymapname[PATH_MAX] = "";
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67 | unsigned int g_keylayout = 0x409; /* Defaults to US keyboard layout */
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68 | int g_keyboard_type = 0x4; /* Defaults to US keyboard layout */
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69 | int g_keyboard_subtype = 0x0; /* Defaults to US keyboard layout */
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70 | int g_keyboard_functionkeys = 0xc; /* Defaults to US keyboard layout */
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71 |
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72 | int g_width = 800; /* width is special: If 0, the
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73 | geometry will be fetched from
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74 | _NET_WORKAREA. If negative,
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75 | absolute value specifies the
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76 | percent of the whole screen. */
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77 | int g_height = 600;
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78 | int g_xpos = 0;
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79 | int g_ypos = 0;
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80 | int g_pos = 0; /* 0 position unspecified,
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81 | 1 specified,
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82 | 2 xpos neg,
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83 | 4 ypos neg */
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84 | extern int g_tcp_port_rdp;
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85 | int g_server_depth = -1;
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86 | int g_win_button_size = 0; /* If zero, disable single app mode */
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87 | RD_BOOL g_bitmap_compression = True;
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88 | RD_BOOL g_sendmotion = True;
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89 | RD_BOOL g_bitmap_cache = True;
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90 | RD_BOOL g_bitmap_cache_persist_enable = False;
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91 | RD_BOOL g_bitmap_cache_precache = True;
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92 | RD_BOOL g_encryption = True;
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93 | RD_BOOL g_packet_encryption = True;
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94 | RD_BOOL g_desktop_save = True; /* desktop save order */
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95 | RD_BOOL g_polygon_ellipse_orders = True; /* polygon / ellipse orders */
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96 | RD_BOOL g_fullscreen = False;
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97 | RD_BOOL g_grab_keyboard = True;
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98 | RD_BOOL g_hide_decorations = False;
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99 | RD_BOOL g_use_rdp5 = True;
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100 | RD_BOOL g_rdpclip = True;
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101 | RD_BOOL g_console_session = False;
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102 | #ifndef VBOX
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103 | RD_BOOL g_numlock_sync = False;
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104 | #else /* VBOX */
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105 | /* Always use numlock synchronization with VRDP. */
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106 | RD_BOOL g_numlock_sync = True;
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107 | #endif /* VBOX */
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108 | RD_BOOL g_lspci_enabled = False;
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109 | RD_BOOL g_owncolmap = False;
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110 | RD_BOOL g_ownbackstore = True; /* We can't rely on external BackingStore */
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111 | RD_BOOL g_seamless_rdp = False;
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112 | uint32 g_embed_wnd;
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113 | uint32 g_rdp5_performanceflags =
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114 | RDP5_NO_WALLPAPER | RDP5_NO_FULLWINDOWDRAG | RDP5_NO_MENUANIMATIONS;
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115 | /* Session Directory redirection */
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116 | RD_BOOL g_redirect = False;
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117 | char g_redirect_server[64];
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118 | char g_redirect_domain[16];
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119 | char g_redirect_password[64];
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120 | char g_redirect_username[64];
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121 | char g_redirect_cookie[128];
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122 | uint32 g_redirect_flags = 0;
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123 |
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124 | #ifdef WITH_RDPSND
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125 | RD_BOOL g_rdpsnd = False;
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126 | #endif
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127 |
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128 | #ifdef WITH_RDPUSB
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129 | RD_BOOL g_rdpusb = False;
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130 | #endif
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131 |
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132 | #ifdef HAVE_ICONV
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133 | char g_codepage[16] = "";
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134 | #endif
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135 |
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136 | extern RDPDR_DEVICE g_rdpdr_device[];
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137 | extern uint32 g_num_devices;
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138 | extern char *g_rdpdr_clientname;
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139 |
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140 | #ifdef RDP2VNC
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141 | extern int rfb_port;
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142 | extern int defer_time;
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143 | void
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144 | rdp2vnc_connect(char *server, uint32 flags, char *domain, char *password,
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145 | char *shell, char *directory);
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146 | #endif
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147 | /* Display usage information */
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148 | static void
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149 | usage(char *program)
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150 | {
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151 | fprintf(stderr, "rdesktop: A Remote Desktop Protocol client.\n");
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152 | fprintf(stderr, "Version " VERSION ". Copyright (C) 1999-2008 Matthew Chapman.\n");
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153 | #ifdef VBOX
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154 | fprintf(stderr, "Modified for VirtualBox by " VBOX_VENDOR "\n");
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155 | #endif
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156 | fprintf(stderr, "See http://www.rdesktop.org/ for more information.\n\n");
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157 |
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158 | fprintf(stderr, "Usage: %s [options] server[:port]\n", program);
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159 | #ifdef RDP2VNC
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160 | fprintf(stderr, " -V: vnc port\n");
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161 | fprintf(stderr, " -Q: defer time (ms)\n");
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162 | #endif
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163 | fprintf(stderr, " -u: user name\n");
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164 | fprintf(stderr, " -d: domain\n");
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165 | fprintf(stderr, " -s: shell\n");
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166 | fprintf(stderr, " -c: working directory\n");
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167 | fprintf(stderr, " -p: password (- to prompt)\n");
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168 | fprintf(stderr, " -n: client hostname\n");
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169 | fprintf(stderr, " -k: keyboard layout on server (en-us, de, sv, etc.)\n");
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170 | fprintf(stderr, " -g: desktop geometry (WxH)\n");
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171 | fprintf(stderr, " -f: full-screen mode\n");
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172 | fprintf(stderr, " -b: force bitmap updates\n");
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173 | #ifdef HAVE_ICONV
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174 | fprintf(stderr, " -L: local codepage\n");
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175 | #endif
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176 | fprintf(stderr, " -A: enable SeamlessRDP mode\n");
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177 | fprintf(stderr, " -B: use BackingStore of X-server (if available)\n");
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178 | fprintf(stderr, " -e: disable encryption (French TS)\n");
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179 | fprintf(stderr, " -E: disable encryption from client to server\n");
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180 | fprintf(stderr, " -m: do not send motion events\n");
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181 | fprintf(stderr, " -C: use private colour map\n");
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182 | fprintf(stderr, " -D: hide window manager decorations\n");
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183 | fprintf(stderr, " -K: keep window manager key bindings\n");
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184 | fprintf(stderr, " -S: caption button size (single application mode)\n");
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185 | fprintf(stderr, " -T: window title\n");
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186 | fprintf(stderr, " -N: enable numlock syncronization\n");
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187 | fprintf(stderr, " -X: embed into another window with a given id.\n");
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188 | fprintf(stderr, " -a: connection colour depth\n");
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189 | fprintf(stderr, " -z: enable rdp compression\n");
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190 | fprintf(stderr, " -x: RDP5 experience (m[odem 28.8], b[roadband], l[an] or hex nr.)\n");
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191 | fprintf(stderr, " -P: use persistent bitmap caching\n");
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192 | fprintf(stderr, " -r: enable specified device redirection (this flag can be repeated)\n");
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193 | fprintf(stderr,
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194 | " '-r comport:COM1=/dev/ttyS0': enable serial redirection of /dev/ttyS0 to COM1\n");
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195 | fprintf(stderr, " or COM1=/dev/ttyS0,COM2=/dev/ttyS1\n");
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196 | fprintf(stderr,
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197 | " '-r disk:floppy=/mnt/floppy': enable redirection of /mnt/floppy to 'floppy' share\n");
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198 | fprintf(stderr, " or 'floppy=/mnt/floppy,cdrom=/mnt/cdrom'\n");
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199 | fprintf(stderr, " '-r clientname=<client name>': Set the client name displayed\n");
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200 | fprintf(stderr, " for redirected disks\n");
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201 | fprintf(stderr,
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202 | " '-r lptport:LPT1=/dev/lp0': enable parallel redirection of /dev/lp0 to LPT1\n");
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203 | fprintf(stderr, " or LPT1=/dev/lp0,LPT2=/dev/lp1\n");
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204 | fprintf(stderr, " '-r printer:mydeskjet': enable printer redirection\n");
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205 | fprintf(stderr,
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206 | " or mydeskjet=\"HP LaserJet IIIP\" to enter server driver as well\n");
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207 | #ifdef WITH_RDPSND
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208 | fprintf(stderr,
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209 | " '-r sound:[local[:driver[:device]]|off|remote]': enable sound redirection\n");
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210 | fprintf(stderr, " remote would leave sound on server\n");
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211 | fprintf(stderr, " available drivers for 'local':\n");
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212 | rdpsnd_show_help();
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213 | #endif
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214 | #ifdef WITH_RDPUSB
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215 | fprintf(stderr,
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216 | " '-r usb': enable USB redirection\n");
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217 | #endif
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218 | fprintf(stderr,
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219 | " '-r clipboard:[off|PRIMARYCLIPBOARD|CLIPBOARD]': enable clipboard\n");
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220 | fprintf(stderr, " redirection.\n");
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221 | fprintf(stderr,
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222 | " 'PRIMARYCLIPBOARD' looks at both PRIMARY and CLIPBOARD\n");
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223 | fprintf(stderr, " when sending data to server.\n");
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224 | fprintf(stderr, " 'CLIPBOARD' looks at only CLIPBOARD.\n");
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225 | #ifdef WITH_SCARD
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226 | fprintf(stderr, " '-r scard[:\"Scard Name\"=\"Alias Name[;Vendor Name]\"[,...]]\n");
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227 | fprintf(stderr, " example: -r scard:\"eToken PRO 00 00\"=\"AKS ifdh 0\"\n");
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228 | fprintf(stderr,
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229 | " \"eToken PRO 00 00\" -> Device in Linux/Unix enviroment\n");
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230 | fprintf(stderr,
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231 | " \"AKS ifdh 0\" -> Device shown in Windows enviroment \n");
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232 | fprintf(stderr, " example: -r scard:\"eToken PRO 00 00\"=\"AKS ifdh 0;AKS\"\n");
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233 | fprintf(stderr,
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234 | " \"eToken PRO 00 00\" -> Device in Linux/Unix enviroment\n");
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235 | fprintf(stderr,
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236 | " \"AKS ifdh 0\" -> Device shown in Windows enviroment \n");
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237 | fprintf(stderr,
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238 | " \"AKS\" -> Device vendor name \n");
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239 | #endif
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240 | fprintf(stderr, " -0: attach to console\n");
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241 | fprintf(stderr, " -4: use RDP version 4\n");
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242 | fprintf(stderr, " -5: use RDP version 5 (default)\n");
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243 | }
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244 |
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245 | static void
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246 | print_disconnect_reason(uint16 reason)
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247 | {
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248 | char *text;
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249 |
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250 | switch (reason)
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251 | {
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252 | case exDiscReasonNoInfo:
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253 | text = "No information available";
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254 | break;
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255 |
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256 | case exDiscReasonAPIInitiatedDisconnect:
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257 | text = "Server initiated disconnect";
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258 | break;
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259 |
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260 | case exDiscReasonAPIInitiatedLogoff:
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261 | text = "Server initiated logoff";
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262 | break;
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263 |
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264 | case exDiscReasonServerIdleTimeout:
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265 | text = "Server idle timeout reached";
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266 | break;
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267 |
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268 | case exDiscReasonServerLogonTimeout:
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269 | text = "Server logon timeout reached";
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270 | break;
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271 |
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272 | case exDiscReasonReplacedByOtherConnection:
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273 | text = "The session was replaced";
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274 | break;
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275 |
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276 | case exDiscReasonOutOfMemory:
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277 | text = "The server is out of memory";
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278 | break;
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279 |
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280 | case exDiscReasonServerDeniedConnection:
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281 | text = "The server denied the connection";
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282 | break;
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283 |
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284 | case exDiscReasonServerDeniedConnectionFips:
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285 | text = "The server denied the connection for security reason";
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286 | break;
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287 |
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288 | case exDiscReasonLicenseInternal:
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289 | text = "Internal licensing error";
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290 | break;
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291 |
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292 | case exDiscReasonLicenseNoLicenseServer:
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293 | text = "No license server available";
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294 | break;
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295 |
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296 | case exDiscReasonLicenseNoLicense:
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297 | text = "No valid license available";
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298 | break;
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299 |
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300 | case exDiscReasonLicenseErrClientMsg:
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301 | text = "Invalid licensing message";
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302 | break;
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303 |
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304 | case exDiscReasonLicenseHwidDoesntMatchLicense:
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305 | text = "Hardware id doesn't match software license";
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306 | break;
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307 |
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308 | case exDiscReasonLicenseErrClientLicense:
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309 | text = "Client license error";
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310 | break;
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311 |
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312 | case exDiscReasonLicenseCantFinishProtocol:
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313 | text = "Network error during licensing protocol";
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314 | break;
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315 |
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316 | case exDiscReasonLicenseClientEndedProtocol:
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317 | text = "Licensing protocol was not completed";
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318 | break;
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319 |
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320 | case exDiscReasonLicenseErrClientEncryption:
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321 | text = "Incorrect client license enryption";
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322 | break;
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323 |
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324 | case exDiscReasonLicenseCantUpgradeLicense:
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325 | text = "Can't upgrade license";
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326 | break;
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327 |
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328 | case exDiscReasonLicenseNoRemoteConnections:
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329 | text = "The server is not licensed to accept remote connections";
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330 | break;
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331 |
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332 | default:
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333 | if (reason > 0x1000 && reason < 0x7fff)
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334 | {
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335 | text = "Internal protocol error";
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336 | }
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337 | else
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338 | {
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339 | text = "Unknown reason";
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340 | }
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341 | }
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342 | fprintf(stderr, "disconnect: %s.\n", text);
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343 | }
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344 |
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345 | static void
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346 | rdesktop_reset_state(void)
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347 | {
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348 | rdp_reset_state();
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349 | }
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350 |
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351 | static RD_BOOL
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352 | read_password(char *password, int size)
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353 | {
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354 | struct termios tios;
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355 | RD_BOOL ret = False;
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356 | int istty = 0;
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357 | char *p;
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358 |
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359 | if (tcgetattr(STDIN_FILENO, &tios) == 0)
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360 | {
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361 | fprintf(stderr, "Password: ");
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362 | tios.c_lflag &= ~ECHO;
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363 | tcsetattr(STDIN_FILENO, TCSANOW, &tios);
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364 | istty = 1;
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365 | }
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366 |
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367 | if (fgets(password, size, stdin) != NULL)
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368 | {
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369 | ret = True;
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370 |
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371 | /* strip final newline */
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372 | p = strchr(password, '\n');
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373 | if (p != NULL)
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374 | *p = 0;
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375 | }
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376 |
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377 | if (istty)
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378 | {
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379 | tios.c_lflag |= ECHO;
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380 | tcsetattr(STDIN_FILENO, TCSANOW, &tios);
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381 | fprintf(stderr, "\n");
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382 | }
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383 |
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384 | return ret;
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385 | }
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386 |
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387 | static void
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388 | parse_server_and_port(char *server)
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389 | {
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390 | char *p;
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391 | #ifdef IPv6
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392 | int addr_colons;
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393 | #endif
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394 |
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395 | #ifdef IPv6
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396 | p = server;
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397 | addr_colons = 0;
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398 | while (*p)
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399 | if (*p++ == ':')
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400 | addr_colons++;
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401 | if (addr_colons >= 2)
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402 | {
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403 | /* numeric IPv6 style address format - [1:2:3::4]:port */
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404 | p = strchr(server, ']');
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405 | if (*server == '[' && p != NULL)
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406 | {
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407 | if (*(p + 1) == ':' && *(p + 2) != '\0')
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408 | g_tcp_port_rdp = strtol(p + 2, NULL, 10);
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409 | /* remove the port number and brackets from the address */
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410 | *p = '\0';
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411 | strncpy(server, server + 1, strlen(server));
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412 | }
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413 | }
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414 | else
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415 | {
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416 | /* dns name or IPv4 style address format - server.example.com:port or 1.2.3.4:port */
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417 | p = strchr(server, ':');
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418 | if (p != NULL)
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419 | {
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420 | g_tcp_port_rdp = strtol(p + 1, NULL, 10);
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421 | *p = 0;
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422 | }
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423 | }
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424 | #else /* no IPv6 support */
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425 | p = strchr(server, ':');
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426 | if (p != NULL)
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427 | {
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428 | g_tcp_port_rdp = strtol(p + 1, NULL, 10);
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429 | *p = 0;
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430 | }
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431 | #endif /* IPv6 */
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432 |
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433 | }
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434 |
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435 | /* Client program */
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436 | int
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437 | main(int argc, char *argv[])
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438 | {
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439 | char server[64];
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440 | char fullhostname[64];
|
---|
441 | char domain[16];
|
---|
442 | char password[64];
|
---|
443 | char shell[256];
|
---|
444 | char directory[256];
|
---|
445 | RD_BOOL prompt_password, deactivated;
|
---|
446 | struct passwd *pw;
|
---|
447 | uint32 flags, ext_disc_reason = 0;
|
---|
448 | char *p;
|
---|
449 | int c;
|
---|
450 | char *locale = NULL;
|
---|
451 | int username_option = 0;
|
---|
452 | RD_BOOL geometry_option = False;
|
---|
453 | int run_count = 0; /* Session Directory support */
|
---|
454 | RD_BOOL continue_connect = True; /* Session Directory support */
|
---|
455 | #ifdef WITH_RDPSND
|
---|
456 | char *rdpsnd_optarg = NULL;
|
---|
457 | #endif
|
---|
458 |
|
---|
459 | #ifdef HAVE_LOCALE_H
|
---|
460 | /* Set locale according to environment */
|
---|
461 | locale = setlocale(LC_ALL, "");
|
---|
462 | if (locale)
|
---|
463 | {
|
---|
464 | locale = xstrdup(locale);
|
---|
465 | }
|
---|
466 |
|
---|
467 | #endif
|
---|
468 | flags = RDP_LOGON_NORMAL;
|
---|
469 | prompt_password = False;
|
---|
470 | domain[0] = password[0] = shell[0] = directory[0] = 0;
|
---|
471 | g_embed_wnd = 0;
|
---|
472 |
|
---|
473 | g_num_devices = 0;
|
---|
474 |
|
---|
475 | #ifdef RDP2VNC
|
---|
476 | #define VNCOPT "V:Q:"
|
---|
477 | #else
|
---|
478 | #define VNCOPT
|
---|
479 | #endif
|
---|
480 |
|
---|
481 | while ((c = getopt(argc, argv,
|
---|
482 | VNCOPT "Au:L:d:s:c:p:n:k:g:fbBeEmzCDKS:T:NX:a:x:Pr:045h?")) != -1)
|
---|
483 | {
|
---|
484 | switch (c)
|
---|
485 | {
|
---|
486 | #ifdef RDP2VNC
|
---|
487 | case 'V':
|
---|
488 | rfb_port = strtol(optarg, NULL, 10);
|
---|
489 | if (rfb_port < 100)
|
---|
490 | rfb_port += 5900;
|
---|
491 | break;
|
---|
492 |
|
---|
493 | case 'Q':
|
---|
494 | defer_time = strtol(optarg, NULL, 10);
|
---|
495 | if (defer_time < 0)
|
---|
496 | defer_time = 0;
|
---|
497 | break;
|
---|
498 | #endif
|
---|
499 |
|
---|
500 | case 'A':
|
---|
501 | g_seamless_rdp = True;
|
---|
502 | break;
|
---|
503 |
|
---|
504 | case 'u':
|
---|
505 | STRNCPY(g_username, optarg, sizeof(g_username));
|
---|
506 | username_option = 1;
|
---|
507 | break;
|
---|
508 |
|
---|
509 | case 'L':
|
---|
510 | #ifdef HAVE_ICONV
|
---|
511 | STRNCPY(g_codepage, optarg, sizeof(g_codepage));
|
---|
512 | #else
|
---|
513 | error("iconv support not available\n");
|
---|
514 | #endif
|
---|
515 | break;
|
---|
516 |
|
---|
517 | case 'd':
|
---|
518 | STRNCPY(domain, optarg, sizeof(domain));
|
---|
519 | break;
|
---|
520 |
|
---|
521 | case 's':
|
---|
522 | STRNCPY(shell, optarg, sizeof(shell));
|
---|
523 | break;
|
---|
524 |
|
---|
525 | case 'c':
|
---|
526 | STRNCPY(directory, optarg, sizeof(directory));
|
---|
527 | break;
|
---|
528 |
|
---|
529 | case 'p':
|
---|
530 | if ((optarg[0] == '-') && (optarg[1] == 0))
|
---|
531 | {
|
---|
532 | prompt_password = True;
|
---|
533 | break;
|
---|
534 | }
|
---|
535 |
|
---|
536 | STRNCPY(password, optarg, sizeof(password));
|
---|
537 | flags |= RDP_LOGON_AUTO;
|
---|
538 |
|
---|
539 | /* try to overwrite argument so it won't appear in ps */
|
---|
540 | p = optarg;
|
---|
541 | while (*p)
|
---|
542 | *(p++) = 'X';
|
---|
543 | break;
|
---|
544 |
|
---|
545 | case 'n':
|
---|
546 | STRNCPY(g_hostname, optarg, sizeof(g_hostname));
|
---|
547 | break;
|
---|
548 |
|
---|
549 | case 'k':
|
---|
550 | STRNCPY(g_keymapname, optarg, sizeof(g_keymapname));
|
---|
551 | break;
|
---|
552 |
|
---|
553 | case 'g':
|
---|
554 | geometry_option = True;
|
---|
555 | g_fullscreen = False;
|
---|
556 | if (!strcmp(optarg, "workarea"))
|
---|
557 | {
|
---|
558 | g_width = g_height = 0;
|
---|
559 | break;
|
---|
560 | }
|
---|
561 |
|
---|
562 | g_width = strtol(optarg, &p, 10);
|
---|
563 | if (g_width <= 0)
|
---|
564 | {
|
---|
565 | error("invalid geometry\n");
|
---|
566 | return 1;
|
---|
567 | }
|
---|
568 |
|
---|
569 | if (*p == 'x')
|
---|
570 | g_height = strtol(p + 1, &p, 10);
|
---|
571 |
|
---|
572 | if (g_height <= 0)
|
---|
573 | {
|
---|
574 | error("invalid geometry\n");
|
---|
575 | return 1;
|
---|
576 | }
|
---|
577 |
|
---|
578 | if (*p == '%')
|
---|
579 | {
|
---|
580 | g_width = -g_width;
|
---|
581 | p++;
|
---|
582 | }
|
---|
583 |
|
---|
584 | if (*p == '+' || *p == '-')
|
---|
585 | {
|
---|
586 | g_pos |= (*p == '-') ? 2 : 1;
|
---|
587 | g_xpos = strtol(p, &p, 10);
|
---|
588 |
|
---|
589 | }
|
---|
590 | if (*p == '+' || *p == '-')
|
---|
591 | {
|
---|
592 | g_pos |= (*p == '-') ? 4 : 1;
|
---|
593 | g_ypos = strtol(p, NULL, 10);
|
---|
594 | }
|
---|
595 |
|
---|
596 | break;
|
---|
597 |
|
---|
598 | case 'f':
|
---|
599 | g_fullscreen = True;
|
---|
600 | break;
|
---|
601 |
|
---|
602 | case 'b':
|
---|
603 | g_bitmap_cache = False;
|
---|
604 | break;
|
---|
605 |
|
---|
606 | case 'B':
|
---|
607 | g_ownbackstore = False;
|
---|
608 | break;
|
---|
609 |
|
---|
610 | case 'e':
|
---|
611 | g_encryption = False;
|
---|
612 | break;
|
---|
613 | case 'E':
|
---|
614 | g_packet_encryption = False;
|
---|
615 | break;
|
---|
616 | case 'm':
|
---|
617 | g_sendmotion = False;
|
---|
618 | break;
|
---|
619 |
|
---|
620 | case 'C':
|
---|
621 | g_owncolmap = True;
|
---|
622 | break;
|
---|
623 |
|
---|
624 | case 'D':
|
---|
625 | g_hide_decorations = True;
|
---|
626 | break;
|
---|
627 |
|
---|
628 | case 'K':
|
---|
629 | g_grab_keyboard = False;
|
---|
630 | break;
|
---|
631 |
|
---|
632 | case 'S':
|
---|
633 | if (!strcmp(optarg, "standard"))
|
---|
634 | {
|
---|
635 | g_win_button_size = 18;
|
---|
636 | break;
|
---|
637 | }
|
---|
638 |
|
---|
639 | g_win_button_size = strtol(optarg, &p, 10);
|
---|
640 |
|
---|
641 | if (*p)
|
---|
642 | {
|
---|
643 | error("invalid button size\n");
|
---|
644 | return 1;
|
---|
645 | }
|
---|
646 |
|
---|
647 | break;
|
---|
648 |
|
---|
649 | case 'T':
|
---|
650 | STRNCPY(g_title, optarg, sizeof(g_title));
|
---|
651 | break;
|
---|
652 |
|
---|
653 | case 'N':
|
---|
654 | g_numlock_sync = True;
|
---|
655 | break;
|
---|
656 |
|
---|
657 | case 'X':
|
---|
658 | g_embed_wnd = strtol(optarg, NULL, 0);
|
---|
659 | break;
|
---|
660 |
|
---|
661 | case 'a':
|
---|
662 | g_server_depth = strtol(optarg, NULL, 10);
|
---|
663 | if (g_server_depth != 8 &&
|
---|
664 | g_server_depth != 16 &&
|
---|
665 | g_server_depth != 15 && g_server_depth != 24
|
---|
666 | && g_server_depth != 32)
|
---|
667 | {
|
---|
668 | error("Invalid server colour depth.\n");
|
---|
669 | return 1;
|
---|
670 | }
|
---|
671 | break;
|
---|
672 |
|
---|
673 | case 'z':
|
---|
674 | DEBUG(("rdp compression enabled\n"));
|
---|
675 | flags |= (RDP_LOGON_COMPRESSION | RDP_LOGON_COMPRESSION2);
|
---|
676 | break;
|
---|
677 |
|
---|
678 | case 'x':
|
---|
679 | if (str_startswith(optarg, "m")) /* modem */
|
---|
680 | {
|
---|
681 | g_rdp5_performanceflags =
|
---|
682 | RDP5_NO_WALLPAPER | RDP5_NO_FULLWINDOWDRAG |
|
---|
683 | RDP5_NO_MENUANIMATIONS | RDP5_NO_THEMING;
|
---|
684 | }
|
---|
685 | else if (str_startswith(optarg, "b")) /* broadband */
|
---|
686 | {
|
---|
687 | g_rdp5_performanceflags = RDP5_NO_WALLPAPER;
|
---|
688 | }
|
---|
689 | else if (str_startswith(optarg, "l")) /* lan */
|
---|
690 | {
|
---|
691 | g_rdp5_performanceflags = RDP5_DISABLE_NOTHING;
|
---|
692 | }
|
---|
693 | else
|
---|
694 | {
|
---|
695 | g_rdp5_performanceflags = strtol(optarg, NULL, 16);
|
---|
696 | }
|
---|
697 | break;
|
---|
698 |
|
---|
699 | case 'P':
|
---|
700 | g_bitmap_cache_persist_enable = True;
|
---|
701 | break;
|
---|
702 |
|
---|
703 | case 'r':
|
---|
704 |
|
---|
705 | if (str_startswith(optarg, "sound"))
|
---|
706 | {
|
---|
707 | optarg += 5;
|
---|
708 |
|
---|
709 | if (*optarg == ':')
|
---|
710 | {
|
---|
711 | optarg++;
|
---|
712 | while ((p = next_arg(optarg, ',')))
|
---|
713 | {
|
---|
714 | if (str_startswith(optarg, "remote"))
|
---|
715 | flags |= RDP_LOGON_LEAVE_AUDIO;
|
---|
716 |
|
---|
717 | if (str_startswith(optarg, "local"))
|
---|
718 | #ifdef WITH_RDPSND
|
---|
719 | {
|
---|
720 | rdpsnd_optarg =
|
---|
721 | next_arg(optarg, ':');
|
---|
722 | g_rdpsnd = True;
|
---|
723 | }
|
---|
724 |
|
---|
725 | #else
|
---|
726 | warning("Not compiled with sound support\n");
|
---|
727 | #endif
|
---|
728 |
|
---|
729 | if (str_startswith(optarg, "off"))
|
---|
730 | #ifdef WITH_RDPSND
|
---|
731 | g_rdpsnd = False;
|
---|
732 | #else
|
---|
733 | warning("Not compiled with sound support\n");
|
---|
734 | #endif
|
---|
735 |
|
---|
736 | optarg = p;
|
---|
737 | }
|
---|
738 | }
|
---|
739 | else
|
---|
740 | {
|
---|
741 | #ifdef WITH_RDPSND
|
---|
742 | g_rdpsnd = True;
|
---|
743 | #else
|
---|
744 | warning("Not compiled with sound support\n");
|
---|
745 | #endif
|
---|
746 | }
|
---|
747 | }
|
---|
748 | else if (str_startswith(optarg, "usb"))
|
---|
749 | {
|
---|
750 | #ifdef WITH_RDPUSB
|
---|
751 | g_rdpusb = True;
|
---|
752 | #else
|
---|
753 | warning("Not compiled with USB support\n");
|
---|
754 | #endif
|
---|
755 | }
|
---|
756 | else if (str_startswith(optarg, "disk"))
|
---|
757 | {
|
---|
758 | /* -r disk:h:=/mnt/floppy */
|
---|
759 | disk_enum_devices(&g_num_devices, optarg + 4);
|
---|
760 | }
|
---|
761 | else if (str_startswith(optarg, "comport"))
|
---|
762 | {
|
---|
763 | serial_enum_devices(&g_num_devices, optarg + 7);
|
---|
764 | }
|
---|
765 | else if (str_startswith(optarg, "lspci"))
|
---|
766 | {
|
---|
767 | g_lspci_enabled = True;
|
---|
768 | }
|
---|
769 | else if (str_startswith(optarg, "lptport"))
|
---|
770 | {
|
---|
771 | parallel_enum_devices(&g_num_devices, optarg + 7);
|
---|
772 | }
|
---|
773 | else if (str_startswith(optarg, "printer"))
|
---|
774 | {
|
---|
775 | printer_enum_devices(&g_num_devices, optarg + 7);
|
---|
776 | }
|
---|
777 | else if (str_startswith(optarg, "clientname"))
|
---|
778 | {
|
---|
779 | g_rdpdr_clientname = xmalloc(strlen(optarg + 11) + 1);
|
---|
780 | strcpy(g_rdpdr_clientname, optarg + 11);
|
---|
781 | }
|
---|
782 | else if (str_startswith(optarg, "clipboard"))
|
---|
783 | {
|
---|
784 | optarg += 9;
|
---|
785 |
|
---|
786 | if (*optarg == ':')
|
---|
787 | {
|
---|
788 | optarg++;
|
---|
789 |
|
---|
790 | if (str_startswith(optarg, "off"))
|
---|
791 | g_rdpclip = False;
|
---|
792 | else
|
---|
793 | cliprdr_set_mode(optarg);
|
---|
794 | }
|
---|
795 | else
|
---|
796 | g_rdpclip = True;
|
---|
797 | }
|
---|
798 | else if (strncmp("scard", optarg, 5) == 0)
|
---|
799 | {
|
---|
800 | #ifdef WITH_SCARD
|
---|
801 | scard_enum_devices(&g_num_devices, optarg + 5);
|
---|
802 | #else
|
---|
803 | warning("Not compiled with smartcard support\n");
|
---|
804 | #endif
|
---|
805 | }
|
---|
806 | else
|
---|
807 | {
|
---|
808 | warning("Unknown -r argument\n\n\tPossible arguments are: comport, disk, lptport, printer, sound, clipboard, scard\n");
|
---|
809 | }
|
---|
810 | break;
|
---|
811 |
|
---|
812 | case '0':
|
---|
813 | g_console_session = True;
|
---|
814 | break;
|
---|
815 |
|
---|
816 | case '4':
|
---|
817 | g_use_rdp5 = False;
|
---|
818 | break;
|
---|
819 |
|
---|
820 | case '5':
|
---|
821 | g_use_rdp5 = True;
|
---|
822 | break;
|
---|
823 |
|
---|
824 | case 'h':
|
---|
825 | case '?':
|
---|
826 | default:
|
---|
827 | usage(argv[0]);
|
---|
828 | return 1;
|
---|
829 | }
|
---|
830 | }
|
---|
831 |
|
---|
832 | if (argc - optind != 1)
|
---|
833 | {
|
---|
834 | usage(argv[0]);
|
---|
835 | return 1;
|
---|
836 | }
|
---|
837 |
|
---|
838 | STRNCPY(server, argv[optind], sizeof(server));
|
---|
839 | parse_server_and_port(server);
|
---|
840 |
|
---|
841 | if (g_seamless_rdp)
|
---|
842 | {
|
---|
843 | if (g_win_button_size)
|
---|
844 | {
|
---|
845 | error("You cannot use -S and -A at the same time\n");
|
---|
846 | return 1;
|
---|
847 | }
|
---|
848 | g_rdp5_performanceflags &= ~RDP5_NO_FULLWINDOWDRAG;
|
---|
849 | if (geometry_option)
|
---|
850 | {
|
---|
851 | error("You cannot use -g and -A at the same time\n");
|
---|
852 | return 1;
|
---|
853 | }
|
---|
854 | if (g_fullscreen)
|
---|
855 | {
|
---|
856 | error("You cannot use -f and -A at the same time\n");
|
---|
857 | return 1;
|
---|
858 | }
|
---|
859 | if (g_hide_decorations)
|
---|
860 | {
|
---|
861 | error("You cannot use -D and -A at the same time\n");
|
---|
862 | return 1;
|
---|
863 | }
|
---|
864 | if (g_embed_wnd)
|
---|
865 | {
|
---|
866 | error("You cannot use -X and -A at the same time\n");
|
---|
867 | return 1;
|
---|
868 | }
|
---|
869 | if (!g_use_rdp5)
|
---|
870 | {
|
---|
871 | error("You cannot use -4 and -A at the same time\n");
|
---|
872 | return 1;
|
---|
873 | }
|
---|
874 | g_width = -100;
|
---|
875 | g_grab_keyboard = False;
|
---|
876 | }
|
---|
877 |
|
---|
878 | if (!username_option)
|
---|
879 | {
|
---|
880 | pw = getpwuid(getuid());
|
---|
881 | if ((pw == NULL) || (pw->pw_name == NULL))
|
---|
882 | {
|
---|
883 | error("could not determine username, use -u\n");
|
---|
884 | return 1;
|
---|
885 | }
|
---|
886 |
|
---|
887 | STRNCPY(g_username, pw->pw_name, sizeof(g_username));
|
---|
888 | }
|
---|
889 |
|
---|
890 | #ifdef HAVE_ICONV
|
---|
891 | if (g_codepage[0] == 0)
|
---|
892 | {
|
---|
893 | if (setlocale(LC_CTYPE, ""))
|
---|
894 | {
|
---|
895 | STRNCPY(g_codepage, nl_langinfo(CODESET), sizeof(g_codepage));
|
---|
896 | }
|
---|
897 | else
|
---|
898 | {
|
---|
899 | STRNCPY(g_codepage, DEFAULT_CODEPAGE, sizeof(g_codepage));
|
---|
900 | }
|
---|
901 | }
|
---|
902 | #endif
|
---|
903 |
|
---|
904 | if (g_hostname[0] == 0)
|
---|
905 | {
|
---|
906 | if (gethostname(fullhostname, sizeof(fullhostname)) == -1)
|
---|
907 | {
|
---|
908 | error("could not determine local hostname, use -n\n");
|
---|
909 | return 1;
|
---|
910 | }
|
---|
911 |
|
---|
912 | p = strchr(fullhostname, '.');
|
---|
913 | if (p != NULL)
|
---|
914 | *p = 0;
|
---|
915 |
|
---|
916 | STRNCPY(g_hostname, fullhostname, sizeof(g_hostname));
|
---|
917 | }
|
---|
918 |
|
---|
919 | if (g_keymapname[0] == 0)
|
---|
920 | {
|
---|
921 | if (locale && xkeymap_from_locale(locale))
|
---|
922 | {
|
---|
923 | fprintf(stderr, "Autoselected keyboard map %s\n", g_keymapname);
|
---|
924 | }
|
---|
925 | else
|
---|
926 | {
|
---|
927 | STRNCPY(g_keymapname, "en-us", sizeof(g_keymapname));
|
---|
928 | }
|
---|
929 | }
|
---|
930 | if (locale)
|
---|
931 | xfree(locale);
|
---|
932 |
|
---|
933 |
|
---|
934 | if (prompt_password && read_password(password, sizeof(password)))
|
---|
935 | flags |= RDP_LOGON_AUTO;
|
---|
936 |
|
---|
937 | if (g_title[0] == 0)
|
---|
938 | {
|
---|
939 | strcpy(g_title, "rdesktop - ");
|
---|
940 | strncat(g_title, server, sizeof(g_title) - sizeof("rdesktop - "));
|
---|
941 | }
|
---|
942 |
|
---|
943 | #ifdef RDP2VNC
|
---|
944 | rdp2vnc_connect(server, flags, domain, password, shell, directory);
|
---|
945 | return 0;
|
---|
946 | #else
|
---|
947 |
|
---|
948 | if (!ui_init())
|
---|
949 | return 1;
|
---|
950 |
|
---|
951 | #ifdef WITH_RDPSND
|
---|
952 | if (g_rdpsnd)
|
---|
953 | {
|
---|
954 | if (!rdpsnd_init(rdpsnd_optarg))
|
---|
955 | {
|
---|
956 | warning("Initializing sound-support failed!\n");
|
---|
957 | }
|
---|
958 | }
|
---|
959 | #endif
|
---|
960 |
|
---|
961 | #ifdef WITH_RDPUSB
|
---|
962 | if (g_rdpusb)
|
---|
963 | rdpusb_init();
|
---|
964 | #endif
|
---|
965 |
|
---|
966 | if (g_lspci_enabled)
|
---|
967 | lspci_init();
|
---|
968 |
|
---|
969 | rdpdr_init();
|
---|
970 |
|
---|
971 | while (run_count < 2 && continue_connect) /* add support for Session Directory; only reconnect once */
|
---|
972 | {
|
---|
973 | if (run_count == 0)
|
---|
974 | {
|
---|
975 | if (!rdp_connect(server, flags, domain, password, shell, directory))
|
---|
976 | return 1;
|
---|
977 | }
|
---|
978 | else if (!rdp_reconnect
|
---|
979 | (server, flags, domain, password, shell, directory, g_redirect_cookie))
|
---|
980 | return 1;
|
---|
981 |
|
---|
982 | /* By setting encryption to False here, we have an encrypted login
|
---|
983 | packet but unencrypted transfer of other packets */
|
---|
984 | if (!g_packet_encryption)
|
---|
985 | g_encryption = False;
|
---|
986 |
|
---|
987 |
|
---|
988 | DEBUG(("Connection successful.\n"));
|
---|
989 | memset(password, 0, sizeof(password));
|
---|
990 |
|
---|
991 | if (run_count == 0)
|
---|
992 | if (!ui_create_window())
|
---|
993 | continue_connect = False;
|
---|
994 |
|
---|
995 | if (continue_connect)
|
---|
996 | rdp_main_loop(&deactivated, &ext_disc_reason);
|
---|
997 |
|
---|
998 | DEBUG(("Disconnecting...\n"));
|
---|
999 | rdp_disconnect();
|
---|
1000 |
|
---|
1001 | if ((g_redirect == True) && (run_count == 0)) /* Support for Session Directory */
|
---|
1002 | {
|
---|
1003 | /* reset state of major globals */
|
---|
1004 | rdesktop_reset_state();
|
---|
1005 |
|
---|
1006 | STRNCPY(domain, g_redirect_domain, sizeof(domain));
|
---|
1007 | STRNCPY(g_username, g_redirect_username, sizeof(g_username));
|
---|
1008 | STRNCPY(password, g_redirect_password, sizeof(password));
|
---|
1009 | STRNCPY(server, g_redirect_server, sizeof(server));
|
---|
1010 | flags |= RDP_LOGON_AUTO;
|
---|
1011 |
|
---|
1012 | g_redirect = False;
|
---|
1013 | }
|
---|
1014 | else
|
---|
1015 | {
|
---|
1016 | continue_connect = False;
|
---|
1017 | ui_destroy_window();
|
---|
1018 | break;
|
---|
1019 | }
|
---|
1020 |
|
---|
1021 | run_count++;
|
---|
1022 | }
|
---|
1023 |
|
---|
1024 | cache_save_state();
|
---|
1025 | ui_deinit();
|
---|
1026 |
|
---|
1027 | #ifdef WITH_RDPUSB
|
---|
1028 | if (g_rdpusb)
|
---|
1029 | rdpusb_close();
|
---|
1030 | #endif
|
---|
1031 |
|
---|
1032 | if (ext_disc_reason >= 2)
|
---|
1033 | print_disconnect_reason(ext_disc_reason);
|
---|
1034 |
|
---|
1035 | if (deactivated)
|
---|
1036 | {
|
---|
1037 | /* clean disconnect */
|
---|
1038 | return 0;
|
---|
1039 | }
|
---|
1040 | else
|
---|
1041 | {
|
---|
1042 | if (ext_disc_reason == exDiscReasonAPIInitiatedDisconnect
|
---|
1043 | || ext_disc_reason == exDiscReasonAPIInitiatedLogoff)
|
---|
1044 | {
|
---|
1045 | /* not so clean disconnect, but nothing to worry about */
|
---|
1046 | return 0;
|
---|
1047 | }
|
---|
1048 | else
|
---|
1049 | {
|
---|
1050 | /* return error */
|
---|
1051 | return 2;
|
---|
1052 | }
|
---|
1053 | }
|
---|
1054 |
|
---|
1055 | #endif
|
---|
1056 |
|
---|
1057 | }
|
---|
1058 |
|
---|
1059 | #ifdef EGD_SOCKET
|
---|
1060 | /* Read 32 random bytes from PRNGD or EGD socket (based on OpenSSL RAND_egd) */
|
---|
1061 | static RD_BOOL
|
---|
1062 | generate_random_egd(uint8 * buf)
|
---|
1063 | {
|
---|
1064 | struct sockaddr_un addr;
|
---|
1065 | RD_BOOL ret = False;
|
---|
1066 | int fd;
|
---|
1067 |
|
---|
1068 | fd = socket(AF_UNIX, SOCK_STREAM, 0);
|
---|
1069 | if (fd == -1)
|
---|
1070 | return False;
|
---|
1071 |
|
---|
1072 | addr.sun_family = AF_UNIX;
|
---|
1073 | memcpy(addr.sun_path, EGD_SOCKET, sizeof(EGD_SOCKET));
|
---|
1074 | if (connect(fd, (struct sockaddr *) &addr, sizeof(addr)) == -1)
|
---|
1075 | goto err;
|
---|
1076 |
|
---|
1077 | /* PRNGD and EGD use a simple communications protocol */
|
---|
1078 | buf[0] = 1; /* Non-blocking (similar to /dev/urandom) */
|
---|
1079 | buf[1] = 32; /* Number of requested random bytes */
|
---|
1080 | if (write(fd, buf, 2) != 2)
|
---|
1081 | goto err;
|
---|
1082 |
|
---|
1083 | if ((read(fd, buf, 1) != 1) || (buf[0] == 0)) /* Available? */
|
---|
1084 | goto err;
|
---|
1085 |
|
---|
1086 | if (read(fd, buf, 32) != 32)
|
---|
1087 | goto err;
|
---|
1088 |
|
---|
1089 | ret = True;
|
---|
1090 |
|
---|
1091 | err:
|
---|
1092 | close(fd);
|
---|
1093 | return ret;
|
---|
1094 | }
|
---|
1095 | #endif
|
---|
1096 |
|
---|
1097 | /* Generate a 32-byte random for the secure transport code. */
|
---|
1098 | void
|
---|
1099 | generate_random(uint8 * random)
|
---|
1100 | {
|
---|
1101 | struct stat st;
|
---|
1102 | struct tms tmsbuf;
|
---|
1103 | SSL_MD5 md5;
|
---|
1104 | uint32 *r;
|
---|
1105 | int fd, n;
|
---|
1106 |
|
---|
1107 | /* If we have a kernel random device, try that first */
|
---|
1108 | if (((fd = open("/dev/urandom", O_RDONLY)) != -1)
|
---|
1109 | || ((fd = open("/dev/random", O_RDONLY)) != -1))
|
---|
1110 | {
|
---|
1111 | n = read(fd, random, 32);
|
---|
1112 | close(fd);
|
---|
1113 | if (n == 32)
|
---|
1114 | return;
|
---|
1115 | }
|
---|
1116 |
|
---|
1117 | #ifdef EGD_SOCKET
|
---|
1118 | /* As a second preference use an EGD */
|
---|
1119 | if (generate_random_egd(random))
|
---|
1120 | return;
|
---|
1121 | #endif
|
---|
1122 |
|
---|
1123 | /* Otherwise use whatever entropy we can gather - ideas welcome. */
|
---|
1124 | r = (uint32 *) random;
|
---|
1125 | r[0] = (getpid()) | (getppid() << 16);
|
---|
1126 | r[1] = (getuid()) | (getgid() << 16);
|
---|
1127 | r[2] = times(&tmsbuf); /* system uptime (clocks) */
|
---|
1128 | gettimeofday((struct timeval *) &r[3], NULL); /* sec and usec */
|
---|
1129 | stat("/tmp", &st);
|
---|
1130 | r[5] = st.st_atime;
|
---|
1131 | r[6] = st.st_mtime;
|
---|
1132 | r[7] = st.st_ctime;
|
---|
1133 |
|
---|
1134 | /* Hash both halves with MD5 to obscure possible patterns */
|
---|
1135 | ssl_md5_init(&md5);
|
---|
1136 | ssl_md5_update(&md5, random, 16);
|
---|
1137 | ssl_md5_final(&md5, random);
|
---|
1138 | ssl_md5_update(&md5, random + 16, 16);
|
---|
1139 | ssl_md5_final(&md5, random + 16);
|
---|
1140 | }
|
---|
1141 |
|
---|
1142 | /* malloc; exit if out of memory */
|
---|
1143 | void *
|
---|
1144 | xmalloc(int size)
|
---|
1145 | {
|
---|
1146 | void *mem = malloc(size);
|
---|
1147 | if (mem == NULL)
|
---|
1148 | {
|
---|
1149 | error("xmalloc %d\n", size);
|
---|
1150 | exit(1);
|
---|
1151 | }
|
---|
1152 | return mem;
|
---|
1153 | }
|
---|
1154 |
|
---|
1155 | /* Exit on NULL pointer. Use to verify result from XGetImage etc */
|
---|
1156 | void
|
---|
1157 | exit_if_null(void *ptr)
|
---|
1158 | {
|
---|
1159 | if (ptr == NULL)
|
---|
1160 | {
|
---|
1161 | error("unexpected null pointer. Out of memory?\n");
|
---|
1162 | exit(1);
|
---|
1163 | }
|
---|
1164 | }
|
---|
1165 |
|
---|
1166 | /* strdup */
|
---|
1167 | char *
|
---|
1168 | xstrdup(const char *s)
|
---|
1169 | {
|
---|
1170 | char *mem = strdup(s);
|
---|
1171 | if (mem == NULL)
|
---|
1172 | {
|
---|
1173 | perror("strdup");
|
---|
1174 | exit(1);
|
---|
1175 | }
|
---|
1176 | return mem;
|
---|
1177 | }
|
---|
1178 |
|
---|
1179 | /* realloc; exit if out of memory */
|
---|
1180 | void *
|
---|
1181 | xrealloc(void *oldmem, size_t size)
|
---|
1182 | {
|
---|
1183 | void *mem;
|
---|
1184 |
|
---|
1185 | if (size == 0)
|
---|
1186 | size = 1;
|
---|
1187 | mem = realloc(oldmem, size);
|
---|
1188 | if (mem == NULL)
|
---|
1189 | {
|
---|
1190 | error("xrealloc %ld\n", size);
|
---|
1191 | exit(1);
|
---|
1192 | }
|
---|
1193 | return mem;
|
---|
1194 | }
|
---|
1195 |
|
---|
1196 | /* free */
|
---|
1197 | void
|
---|
1198 | xfree(void *mem)
|
---|
1199 | {
|
---|
1200 | free(mem);
|
---|
1201 | }
|
---|
1202 |
|
---|
1203 | /* report an error */
|
---|
1204 | void
|
---|
1205 | error(char *format, ...)
|
---|
1206 | {
|
---|
1207 | va_list ap;
|
---|
1208 |
|
---|
1209 | fprintf(stderr, "ERROR: ");
|
---|
1210 |
|
---|
1211 | va_start(ap, format);
|
---|
1212 | vfprintf(stderr, format, ap);
|
---|
1213 | va_end(ap);
|
---|
1214 | }
|
---|
1215 |
|
---|
1216 | /* report a warning */
|
---|
1217 | void
|
---|
1218 | warning(char *format, ...)
|
---|
1219 | {
|
---|
1220 | va_list ap;
|
---|
1221 |
|
---|
1222 | fprintf(stderr, "WARNING: ");
|
---|
1223 |
|
---|
1224 | va_start(ap, format);
|
---|
1225 | vfprintf(stderr, format, ap);
|
---|
1226 | va_end(ap);
|
---|
1227 | }
|
---|
1228 |
|
---|
1229 | /* report an unimplemented protocol feature */
|
---|
1230 | void
|
---|
1231 | unimpl(char *format, ...)
|
---|
1232 | {
|
---|
1233 | va_list ap;
|
---|
1234 |
|
---|
1235 | fprintf(stderr, "NOT IMPLEMENTED: ");
|
---|
1236 |
|
---|
1237 | va_start(ap, format);
|
---|
1238 | vfprintf(stderr, format, ap);
|
---|
1239 | va_end(ap);
|
---|
1240 | }
|
---|
1241 |
|
---|
1242 | /* produce a hex dump */
|
---|
1243 | void
|
---|
1244 | hexdump(unsigned char *p, unsigned int len)
|
---|
1245 | {
|
---|
1246 | unsigned char *line = p;
|
---|
1247 | int i, thisline, offset = 0;
|
---|
1248 |
|
---|
1249 | while (offset < len)
|
---|
1250 | {
|
---|
1251 | printf("%04x ", offset);
|
---|
1252 | thisline = len - offset;
|
---|
1253 | if (thisline > 16)
|
---|
1254 | thisline = 16;
|
---|
1255 |
|
---|
1256 | for (i = 0; i < thisline; i++)
|
---|
1257 | printf("%02x ", line[i]);
|
---|
1258 |
|
---|
1259 | for (; i < 16; i++)
|
---|
1260 | printf(" ");
|
---|
1261 |
|
---|
1262 | for (i = 0; i < thisline; i++)
|
---|
1263 | printf("%c", (line[i] >= 0x20 && line[i] < 0x7f) ? line[i] : '.');
|
---|
1264 |
|
---|
1265 | printf("\n");
|
---|
1266 | offset += thisline;
|
---|
1267 | line += thisline;
|
---|
1268 | }
|
---|
1269 | }
|
---|
1270 |
|
---|
1271 | /*
|
---|
1272 | input: src is the string we look in for needle.
|
---|
1273 | Needle may be escaped by a backslash, in
|
---|
1274 | that case we ignore that particular needle.
|
---|
1275 | return value: returns next src pointer, for
|
---|
1276 | succesive executions, like in a while loop
|
---|
1277 | if retval is 0, then there are no more args.
|
---|
1278 | pitfalls:
|
---|
1279 | src is modified. 0x00 chars are inserted to
|
---|
1280 | terminate strings.
|
---|
1281 | return val, points on the next val chr after ins
|
---|
1282 | 0x00
|
---|
1283 |
|
---|
1284 | example usage:
|
---|
1285 | while( (pos = next_arg( optarg, ',')) ){
|
---|
1286 | printf("%s\n",optarg);
|
---|
1287 | optarg=pos;
|
---|
1288 | }
|
---|
1289 |
|
---|
1290 | */
|
---|
1291 | char *
|
---|
1292 | next_arg(char *src, char needle)
|
---|
1293 | {
|
---|
1294 | char *nextval;
|
---|
1295 | char *p;
|
---|
1296 | char *mvp = 0;
|
---|
1297 |
|
---|
1298 | /* EOS */
|
---|
1299 | if (*src == (char) 0x00)
|
---|
1300 | return 0;
|
---|
1301 |
|
---|
1302 | p = src;
|
---|
1303 | /* skip escaped needles */
|
---|
1304 | while ((nextval = strchr(p, needle)))
|
---|
1305 | {
|
---|
1306 | mvp = nextval - 1;
|
---|
1307 | /* found backslashed needle */
|
---|
1308 | if (*mvp == '\\' && (mvp > src))
|
---|
1309 | {
|
---|
1310 | /* move string one to the left */
|
---|
1311 | while (*(mvp + 1) != (char) 0x00)
|
---|
1312 | {
|
---|
1313 | *mvp = *(mvp + 1);
|
---|
1314 | mvp++;
|
---|
1315 | }
|
---|
1316 | *mvp = (char) 0x00;
|
---|
1317 | p = nextval;
|
---|
1318 | }
|
---|
1319 | else
|
---|
1320 | {
|
---|
1321 | p = nextval + 1;
|
---|
1322 | break;
|
---|
1323 | }
|
---|
1324 |
|
---|
1325 | }
|
---|
1326 |
|
---|
1327 | /* more args available */
|
---|
1328 | if (nextval)
|
---|
1329 | {
|
---|
1330 | *nextval = (char) 0x00;
|
---|
1331 | return ++nextval;
|
---|
1332 | }
|
---|
1333 |
|
---|
1334 | /* no more args after this, jump to EOS */
|
---|
1335 | nextval = src + strlen(src);
|
---|
1336 | return nextval;
|
---|
1337 | }
|
---|
1338 |
|
---|
1339 |
|
---|
1340 | void
|
---|
1341 | toupper_str(char *p)
|
---|
1342 | {
|
---|
1343 | while (*p)
|
---|
1344 | {
|
---|
1345 | if ((*p >= 'a') && (*p <= 'z'))
|
---|
1346 | *p = toupper((int) *p);
|
---|
1347 | p++;
|
---|
1348 | }
|
---|
1349 | }
|
---|
1350 |
|
---|
1351 |
|
---|
1352 | RD_BOOL
|
---|
1353 | str_startswith(const char *s, const char *prefix)
|
---|
1354 | {
|
---|
1355 | return (strncmp(s, prefix, strlen(prefix)) == 0);
|
---|
1356 | }
|
---|
1357 |
|
---|
1358 |
|
---|
1359 | /* Split input into lines, and call linehandler for each
|
---|
1360 | line. Incomplete lines are saved in the rest variable, which should
|
---|
1361 | initially point to NULL. When linehandler returns False, stop and
|
---|
1362 | return False. Otherwise, return True. */
|
---|
1363 | RD_BOOL
|
---|
1364 | str_handle_lines(const char *input, char **rest, str_handle_lines_t linehandler, void *data)
|
---|
1365 | {
|
---|
1366 | char *buf, *p;
|
---|
1367 | char *oldrest;
|
---|
1368 | size_t inputlen;
|
---|
1369 | size_t buflen;
|
---|
1370 | size_t restlen = 0;
|
---|
1371 | RD_BOOL ret = True;
|
---|
1372 |
|
---|
1373 | /* Copy data to buffer */
|
---|
1374 | inputlen = strlen(input);
|
---|
1375 | if (*rest)
|
---|
1376 | restlen = strlen(*rest);
|
---|
1377 | buflen = restlen + inputlen + 1;
|
---|
1378 | buf = (char *) xmalloc(buflen);
|
---|
1379 | buf[0] = '\0';
|
---|
1380 | if (*rest)
|
---|
1381 | STRNCPY(buf, *rest, buflen);
|
---|
1382 | strncat(buf, input, inputlen);
|
---|
1383 | p = buf;
|
---|
1384 |
|
---|
1385 | while (1)
|
---|
1386 | {
|
---|
1387 | char *newline = strchr(p, '\n');
|
---|
1388 | if (newline)
|
---|
1389 | {
|
---|
1390 | *newline = '\0';
|
---|
1391 | if (!linehandler(p, data))
|
---|
1392 | {
|
---|
1393 | p = newline + 1;
|
---|
1394 | ret = False;
|
---|
1395 | break;
|
---|
1396 | }
|
---|
1397 | p = newline + 1;
|
---|
1398 | }
|
---|
1399 | else
|
---|
1400 | {
|
---|
1401 | break;
|
---|
1402 |
|
---|
1403 | }
|
---|
1404 | }
|
---|
1405 |
|
---|
1406 | /* Save in rest */
|
---|
1407 | oldrest = *rest;
|
---|
1408 | restlen = buf + buflen - p;
|
---|
1409 | *rest = (char *) xmalloc(restlen);
|
---|
1410 | STRNCPY((*rest), p, restlen);
|
---|
1411 | xfree(oldrest);
|
---|
1412 |
|
---|
1413 | xfree(buf);
|
---|
1414 | return ret;
|
---|
1415 | }
|
---|
1416 |
|
---|
1417 | /* Execute the program specified by argv. For each line in
|
---|
1418 | stdout/stderr output, call linehandler. Returns false on failure. */
|
---|
1419 | RD_BOOL
|
---|
1420 | subprocess(char *const argv[], str_handle_lines_t linehandler, void *data)
|
---|
1421 | {
|
---|
1422 | pid_t child;
|
---|
1423 | int fd[2];
|
---|
1424 | int n = 1;
|
---|
1425 | char output[256];
|
---|
1426 | char *rest = NULL;
|
---|
1427 |
|
---|
1428 | if (pipe(fd) < 0)
|
---|
1429 | {
|
---|
1430 | perror("pipe");
|
---|
1431 | return False;
|
---|
1432 | }
|
---|
1433 |
|
---|
1434 | if ((child = fork()) < 0)
|
---|
1435 | {
|
---|
1436 | perror("fork");
|
---|
1437 | return False;
|
---|
1438 | }
|
---|
1439 |
|
---|
1440 | /* Child */
|
---|
1441 | if (child == 0)
|
---|
1442 | {
|
---|
1443 | /* Close read end */
|
---|
1444 | close(fd[0]);
|
---|
1445 |
|
---|
1446 | /* Redirect stdout and stderr to pipe */
|
---|
1447 | dup2(fd[1], 1);
|
---|
1448 | dup2(fd[1], 2);
|
---|
1449 |
|
---|
1450 | /* Execute */
|
---|
1451 | execvp(argv[0], argv);
|
---|
1452 | perror("Error executing child");
|
---|
1453 | _exit(128);
|
---|
1454 | }
|
---|
1455 |
|
---|
1456 | /* Parent. Close write end. */
|
---|
1457 | close(fd[1]);
|
---|
1458 | while (n > 0)
|
---|
1459 | {
|
---|
1460 | n = read(fd[0], output, 255);
|
---|
1461 | output[n] = '\0';
|
---|
1462 | str_handle_lines(output, &rest, linehandler, data);
|
---|
1463 | }
|
---|
1464 | xfree(rest);
|
---|
1465 |
|
---|
1466 | return True;
|
---|
1467 | }
|
---|
1468 |
|
---|
1469 |
|
---|
1470 | /* not all clibs got ltoa */
|
---|
1471 | #define LTOA_BUFSIZE (sizeof(long) * 8 + 1)
|
---|
1472 |
|
---|
1473 | char *
|
---|
1474 | l_to_a(long N, int base)
|
---|
1475 | {
|
---|
1476 | static char ret[LTOA_BUFSIZE];
|
---|
1477 |
|
---|
1478 | char *head = ret, buf[LTOA_BUFSIZE], *tail = buf + sizeof(buf);
|
---|
1479 |
|
---|
1480 | register int divrem;
|
---|
1481 |
|
---|
1482 | if (base < 36 || 2 > base)
|
---|
1483 | base = 10;
|
---|
1484 |
|
---|
1485 | if (N < 0)
|
---|
1486 | {
|
---|
1487 | *head++ = '-';
|
---|
1488 | N = -N;
|
---|
1489 | }
|
---|
1490 |
|
---|
1491 | tail = buf + sizeof(buf);
|
---|
1492 | *--tail = 0;
|
---|
1493 |
|
---|
1494 | do
|
---|
1495 | {
|
---|
1496 | divrem = N % base;
|
---|
1497 | *--tail = (divrem <= 9) ? divrem + '0' : divrem + 'a' - 10;
|
---|
1498 | N /= base;
|
---|
1499 | }
|
---|
1500 | while (N);
|
---|
1501 |
|
---|
1502 | strcpy(head, tail);
|
---|
1503 | return ret;
|
---|
1504 | }
|
---|
1505 |
|
---|
1506 |
|
---|
1507 | int
|
---|
1508 | load_licence(unsigned char **data)
|
---|
1509 | {
|
---|
1510 | char *home, *path;
|
---|
1511 | struct stat st;
|
---|
1512 | int fd, length;
|
---|
1513 |
|
---|
1514 | home = getenv("HOME");
|
---|
1515 | if (home == NULL)
|
---|
1516 | return -1;
|
---|
1517 |
|
---|
1518 | path = (char *) xmalloc(strlen(home) + strlen(g_hostname) + sizeof("/.rdesktop/licence."));
|
---|
1519 | sprintf(path, "%s/.rdesktop/licence.%s", home, g_hostname);
|
---|
1520 |
|
---|
1521 | fd = open(path, O_RDONLY);
|
---|
1522 | if (fd == -1)
|
---|
1523 | return -1;
|
---|
1524 |
|
---|
1525 | if (fstat(fd, &st))
|
---|
1526 | return -1;
|
---|
1527 |
|
---|
1528 | *data = (uint8 *) xmalloc(st.st_size);
|
---|
1529 | length = read(fd, *data, st.st_size);
|
---|
1530 | close(fd);
|
---|
1531 | xfree(path);
|
---|
1532 | return length;
|
---|
1533 | }
|
---|
1534 |
|
---|
1535 | void
|
---|
1536 | save_licence(unsigned char *data, int length)
|
---|
1537 | {
|
---|
1538 | char *home, *path, *tmppath;
|
---|
1539 | int fd;
|
---|
1540 |
|
---|
1541 | home = getenv("HOME");
|
---|
1542 | if (home == NULL)
|
---|
1543 | return;
|
---|
1544 |
|
---|
1545 | path = (char *) xmalloc(strlen(home) + strlen(g_hostname) + sizeof("/.rdesktop/licence."));
|
---|
1546 |
|
---|
1547 | sprintf(path, "%s/.rdesktop", home);
|
---|
1548 | if ((mkdir(path, 0700) == -1) && errno != EEXIST)
|
---|
1549 | {
|
---|
1550 | perror(path);
|
---|
1551 | return;
|
---|
1552 | }
|
---|
1553 |
|
---|
1554 | /* write licence to licence.hostname.new, then atomically rename to licence.hostname */
|
---|
1555 |
|
---|
1556 | sprintf(path, "%s/.rdesktop/licence.%s", home, g_hostname);
|
---|
1557 | tmppath = (char *) xmalloc(strlen(path) + sizeof(".new"));
|
---|
1558 | strcpy(tmppath, path);
|
---|
1559 | strcat(tmppath, ".new");
|
---|
1560 |
|
---|
1561 | fd = open(tmppath, O_WRONLY | O_CREAT | O_TRUNC, 0600);
|
---|
1562 | if (fd == -1)
|
---|
1563 | {
|
---|
1564 | perror(tmppath);
|
---|
1565 | return;
|
---|
1566 | }
|
---|
1567 |
|
---|
1568 | if (write(fd, data, length) != length)
|
---|
1569 | {
|
---|
1570 | perror(tmppath);
|
---|
1571 | unlink(tmppath);
|
---|
1572 | }
|
---|
1573 | else if (rename(tmppath, path) == -1)
|
---|
1574 | {
|
---|
1575 | perror(path);
|
---|
1576 | unlink(tmppath);
|
---|
1577 | }
|
---|
1578 |
|
---|
1579 | close(fd);
|
---|
1580 | xfree(tmppath);
|
---|
1581 | xfree(path);
|
---|
1582 | }
|
---|
1583 |
|
---|
1584 | /* Create the bitmap cache directory */
|
---|
1585 | RD_BOOL
|
---|
1586 | rd_pstcache_mkdir(void)
|
---|
1587 | {
|
---|
1588 | char *home;
|
---|
1589 | char bmpcache_dir[256];
|
---|
1590 |
|
---|
1591 | home = getenv("HOME");
|
---|
1592 |
|
---|
1593 | if (home == NULL)
|
---|
1594 | return False;
|
---|
1595 |
|
---|
1596 | sprintf(bmpcache_dir, "%s/%s", home, ".rdesktop");
|
---|
1597 |
|
---|
1598 | if ((mkdir(bmpcache_dir, S_IRWXU) == -1) && errno != EEXIST)
|
---|
1599 | {
|
---|
1600 | perror(bmpcache_dir);
|
---|
1601 | return False;
|
---|
1602 | }
|
---|
1603 |
|
---|
1604 | sprintf(bmpcache_dir, "%s/%s", home, ".rdesktop/cache");
|
---|
1605 |
|
---|
1606 | if ((mkdir(bmpcache_dir, S_IRWXU) == -1) && errno != EEXIST)
|
---|
1607 | {
|
---|
1608 | perror(bmpcache_dir);
|
---|
1609 | return False;
|
---|
1610 | }
|
---|
1611 |
|
---|
1612 | return True;
|
---|
1613 | }
|
---|
1614 |
|
---|
1615 | /* open a file in the .rdesktop directory */
|
---|
1616 | int
|
---|
1617 | rd_open_file(char *filename)
|
---|
1618 | {
|
---|
1619 | char *home;
|
---|
1620 | char fn[256];
|
---|
1621 | int fd;
|
---|
1622 |
|
---|
1623 | home = getenv("HOME");
|
---|
1624 | if (home == NULL)
|
---|
1625 | return -1;
|
---|
1626 | sprintf(fn, "%s/.rdesktop/%s", home, filename);
|
---|
1627 | fd = open(fn, O_RDWR | O_CREAT, S_IRUSR | S_IWUSR);
|
---|
1628 | if (fd == -1)
|
---|
1629 | perror(fn);
|
---|
1630 | return fd;
|
---|
1631 | }
|
---|
1632 |
|
---|
1633 | /* close file */
|
---|
1634 | void
|
---|
1635 | rd_close_file(int fd)
|
---|
1636 | {
|
---|
1637 | close(fd);
|
---|
1638 | }
|
---|
1639 |
|
---|
1640 | /* read from file*/
|
---|
1641 | int
|
---|
1642 | rd_read_file(int fd, void *ptr, int len)
|
---|
1643 | {
|
---|
1644 | return read(fd, ptr, len);
|
---|
1645 | }
|
---|
1646 |
|
---|
1647 | /* write to file */
|
---|
1648 | int
|
---|
1649 | rd_write_file(int fd, void *ptr, int len)
|
---|
1650 | {
|
---|
1651 | return write(fd, ptr, len);
|
---|
1652 | }
|
---|
1653 |
|
---|
1654 | /* move file pointer */
|
---|
1655 | int
|
---|
1656 | rd_lseek_file(int fd, int offset)
|
---|
1657 | {
|
---|
1658 | return lseek(fd, offset, SEEK_SET);
|
---|
1659 | }
|
---|
1660 |
|
---|
1661 | /* do a write lock on a file */
|
---|
1662 | RD_BOOL
|
---|
1663 | rd_lock_file(int fd, int start, int len)
|
---|
1664 | {
|
---|
1665 | struct flock lock;
|
---|
1666 |
|
---|
1667 | lock.l_type = F_WRLCK;
|
---|
1668 | lock.l_whence = SEEK_SET;
|
---|
1669 | lock.l_start = start;
|
---|
1670 | lock.l_len = len;
|
---|
1671 | if (fcntl(fd, F_SETLK, &lock) == -1)
|
---|
1672 | return False;
|
---|
1673 | return True;
|
---|
1674 | }
|
---|