| 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 <matthewc.unsw.edu.au> 1999-2008
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| 5 | Copyright 2002-2011 Peter Astrand <[email protected]> for Cendio AB
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| 6 | Copyright 2010-2014 Henrik Andersson <[email protected]> for Cendio AB
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| 7 |
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| 8 | This program is free software: you can redistribute it and/or modify
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| 9 | it under the terms of the GNU General Public License as published by
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| 10 | the Free Software Foundation, either version 3 of the License, or
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| 11 | (at your option) any later version.
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| 12 |
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| 13 | This program is distributed in the hope that it will be useful,
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| 14 | but WITHOUT ANY WARRANTY; without even the implied warranty of
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| 15 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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| 16 | GNU General Public License for more details.
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| 17 |
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| 18 | You should have received a copy of the GNU General Public License
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| 19 | along with this program. If not, see <http://www.gnu.org/licenses/>.
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| 20 | */
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| 21 |
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| 22 | /*
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| 23 | * Oracle GPL Disclaimer: For the avoidance of doubt, except that if any license choice
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| 24 | * other than GPL or LGPL is available it will apply instead, Oracle elects to use only
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| 25 | * the General Public License version 2 (GPLv2) at this time for any software where
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| 26 | * a choice of GPL license versions is made available with the language indicating
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| 27 | * that GPLv2 or any later version may be used, or where a choice of which version
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| 28 | * of the GPL is applied is otherwise unspecified.
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| 29 | */
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| 30 |
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| 31 | #include <stdarg.h> /* va_list va_start va_end */
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| 32 | #include <unistd.h> /* read close getuid getgid getpid getppid gethostname */
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| 33 | #include <fcntl.h> /* open */
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| 34 | #include <pwd.h> /* getpwuid */
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| 35 | #include <termios.h> /* tcgetattr tcsetattr */
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| 36 | #include <sys/stat.h> /* stat */
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| 37 | #include <sys/time.h> /* gettimeofday */
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| 38 | #include <sys/times.h> /* times */
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| 39 | #include <ctype.h> /* toupper */
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| 40 | #include <limits.h>
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| 41 | #include <errno.h>
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| 42 | #include <signal.h>
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| 43 | #include "rdesktop.h"
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| 44 |
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| 45 | #ifdef VBOX
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| 46 | # include <VBox/version.h>
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| 47 | # include <iprt/log.h>
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| 48 | #endif
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| 49 |
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| 50 | #ifdef HAVE_LOCALE_H
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| 51 | #include <locale.h>
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| 52 | #endif
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| 53 | #ifdef HAVE_ICONV
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| 54 | #ifdef HAVE_LANGINFO_H
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| 55 | #include <langinfo.h>
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| 56 | #endif
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| 57 | #endif
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| 58 |
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| 59 | #ifdef EGD_SOCKET
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| 60 | #include <sys/types.h>
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| 61 | #include <sys/socket.h> /* socket connect */
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| 62 | #include <sys/un.h> /* sockaddr_un */
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| 63 | #endif
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| 64 |
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| 65 | #include "ssl.h"
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| 66 |
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| 67 | /* Reconnect timeout based on approxiamted cookie life-time */
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| 68 | #define RECONNECT_TIMEOUT (3600+600)
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| 69 | #define RDESKTOP_LICENSE_STORE "/.local/share/rdesktop/licenses"
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| 70 |
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| 71 | uint8 g_static_rdesktop_salt_16[16] = {
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| 72 | 0xb8, 0x82, 0x29, 0x31, 0xc5, 0x39, 0xd9, 0x44,
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| 73 | 0x54, 0x15, 0x5e, 0x14, 0x71, 0x38, 0xd5, 0x4d
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| 74 | };
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| 75 |
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| 76 | char g_title[64] = "";
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| 77 | char *g_username;
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| 78 | char g_password[64] = "";
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| 79 | char g_hostname[16] = "";
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| 80 | char g_keymapname[PATH_MAX] = "";
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| 81 | unsigned int g_keylayout = 0x409; /* Defaults to US keyboard layout */
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| 82 | int g_keyboard_type = 0x4; /* Defaults to US keyboard layout */
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| 83 | int g_keyboard_subtype = 0x0; /* Defaults to US keyboard layout */
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| 84 | int g_keyboard_functionkeys = 0xc; /* Defaults to US keyboard layout */
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| 85 | int g_sizeopt = 0; /* If non-zero, a special size has been
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| 86 | requested. If 1, the geometry will be fetched
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| 87 | from _NET_WORKAREA. If negative, absolute value
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| 88 | specifies the percent of the whole screen. */
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| 89 | int g_width = 800;
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| 90 | int g_height = 600;
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| 91 | int g_xpos = 0;
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| 92 | int g_ypos = 0;
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| 93 | int g_pos = 0; /* 0 position unspecified,
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| 94 | 1 specified,
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| 95 | 2 xpos neg,
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| 96 | 4 ypos neg */
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| 97 | extern int g_tcp_port_rdp;
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| 98 | int g_server_depth = -1;
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| 99 | int g_win_button_size = 0; /* If zero, disable single app mode */
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| 100 | RD_BOOL g_network_error = False;
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| 101 | RD_BOOL g_bitmap_compression = True;
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| 102 | RD_BOOL g_sendmotion = True;
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| 103 | RD_BOOL g_bitmap_cache = True;
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| 104 | RD_BOOL g_bitmap_cache_persist_enable = False;
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| 105 | RD_BOOL g_bitmap_cache_precache = True;
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| 106 | RD_BOOL g_use_ctrl = True;
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| 107 | RD_BOOL g_encryption = True;
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| 108 | RD_BOOL g_encryption_initial = True;
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| 109 | RD_BOOL g_packet_encryption = True;
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| 110 | RD_BOOL g_desktop_save = True; /* desktop save order */
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| 111 | RD_BOOL g_polygon_ellipse_orders = True; /* polygon / ellipse orders */
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| 112 | RD_BOOL g_fullscreen = False;
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| 113 | RD_BOOL g_grab_keyboard = True;
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| 114 | RD_BOOL g_hide_decorations = False;
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| 115 | RDP_VERSION g_rdp_version = RDP_V5; /* Default to version 5 */
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| 116 | RD_BOOL g_rdpclip = True;
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| 117 | RD_BOOL g_console_session = False;
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| 118 | #ifndef VBOX
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| 119 | RD_BOOL g_numlock_sync = False;
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| 120 | #else /* VBOX */
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| 121 | /* Always use numlock synchronization with VRDP. */
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| 122 | RD_BOOL g_numlock_sync = True;
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| 123 | #endif /* VBOX */
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| 124 | RD_BOOL g_lspci_enabled = False;
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| 125 | RD_BOOL g_owncolmap = False;
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| 126 | RD_BOOL g_ownbackstore = True; /* We can't rely on external BackingStore */
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| 127 | RD_BOOL g_seamless_rdp = False;
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| 128 | RD_BOOL g_use_password_as_pin = False;
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| 129 | char g_seamless_shell[512];
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| 130 | char g_seamless_spawn_cmd[512];
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| 131 | RD_BOOL g_seamless_persistent_mode = True;
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| 132 | RD_BOOL g_user_quit = False;
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| 133 | uint32 g_embed_wnd;
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| 134 | uint32 g_rdp5_performanceflags =
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| 135 | RDP5_NO_WALLPAPER | RDP5_NO_FULLWINDOWDRAG | RDP5_NO_MENUANIMATIONS | RDP5_NO_CURSOR_SHADOW;
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| 136 | /* Session Directory redirection */
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| 137 | RD_BOOL g_redirect = False;
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| 138 | char *g_redirect_server;
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| 139 | uint32 g_redirect_server_len;
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| 140 | char *g_redirect_domain;
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| 141 | uint32 g_redirect_domain_len;
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| 142 | char *g_redirect_username;
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| 143 | uint32 g_redirect_username_len;
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| 144 | uint8 *g_redirect_lb_info;
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| 145 | uint32 g_redirect_lb_info_len;
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| 146 | uint8 *g_redirect_cookie;
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| 147 | uint32 g_redirect_cookie_len;
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| 148 | uint32 g_redirect_flags = 0;
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| 149 | uint32 g_redirect_session_id = 0;
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| 150 |
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| 151 | uint32 g_reconnect_logonid = 0;
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| 152 | char g_reconnect_random[16];
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| 153 | time_t g_reconnect_random_ts;
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| 154 | RD_BOOL g_has_reconnect_random = False;
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| 155 | RD_BOOL g_reconnect_loop = False;
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| 156 | uint8 g_client_random[SEC_RANDOM_SIZE];
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| 157 | RD_BOOL g_pending_resize = False;
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| 158 |
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| 159 | #ifdef WITH_RDPSND
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| 160 | RD_BOOL g_rdpsnd = False;
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| 161 | #endif
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| 162 |
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| 163 | #ifdef WITH_RDPUSB
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| 164 | RD_BOOL g_rdpusb = False;
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| 165 | #endif
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| 166 |
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| 167 | #ifdef WITH_BIRD_VD_HACKS
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| 168 | RD_BOOL g_keep_virtual_desktop_shortcuts = False;
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| 169 | #endif
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| 170 |
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| 171 | #ifdef HAVE_ICONV
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| 172 | char g_codepage[16] = "";
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| 173 | #endif
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| 174 |
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| 175 | char *g_sc_csp_name = NULL; /* Smartcard CSP name */
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| 176 | char *g_sc_reader_name = NULL;
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| 177 | char *g_sc_card_name = NULL;
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| 178 | char *g_sc_container_name = NULL;
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| 179 |
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| 180 | extern RDPDR_DEVICE g_rdpdr_device[];
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| 181 | extern uint32 g_num_devices;
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| 182 | extern char *g_rdpdr_clientname;
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| 183 |
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| 184 | #ifdef RDP2VNC
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| 185 | extern int rfb_port;
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| 186 | extern int defer_time;
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| 187 | void
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| 188 | rdp2vnc_connect(char *server, uint32 flags, char *domain, char *password,
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| 189 | char *shell, char *directory);
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| 190 | #endif
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| 191 | /* Display usage information */
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| 192 | static void
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| 193 | usage(char *program)
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| 194 | {
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| 195 | fprintf(stderr, "rdesktop: A Remote Desktop Protocol client.\n");
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| 196 | fprintf(stderr,
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| 197 | "Version " PACKAGE_VERSION ". Copyright (C) 1999-2011 Matthew Chapman et al.\n");
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| 198 | #ifdef VBOX
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| 199 | fprintf(stderr, "Modified for VirtualBox by " VBOX_VENDOR "\n");
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| 200 | #endif
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| 201 | fprintf(stderr, "See http://www.rdesktop.org/ for more information.\n\n");
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| 202 |
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| 203 | fprintf(stderr, "Usage: %s [options] server[:port]\n", program);
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| 204 | #ifdef RDP2VNC
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| 205 | fprintf(stderr, " -V: vnc port\n");
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| 206 | fprintf(stderr, " -Q: defer time (ms)\n");
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| 207 | #endif
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| 208 | fprintf(stderr, " -u: user name\n");
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| 209 | fprintf(stderr, " -d: domain\n");
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| 210 | fprintf(stderr, " -s: shell / seamless application to start remotly\n");
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| 211 | fprintf(stderr, " -c: working directory\n");
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| 212 | fprintf(stderr, " -p: password (- to prompt)\n");
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| 213 | fprintf(stderr, " -n: client hostname\n");
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| 214 | fprintf(stderr, " -k: keyboard layout on server (en-us, de, sv, etc.)\n");
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| 215 | fprintf(stderr, " -g: desktop geometry (WxH)\n");
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| 216 | #ifdef WITH_SCARD
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| 217 | fprintf(stderr, " -i: enables smartcard authentication, password is used as pin\n");
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| 218 | #endif
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| 219 | fprintf(stderr, " -f: full-screen mode\n");
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| 220 | fprintf(stderr, " -b: force bitmap updates\n");
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| 221 | #ifdef HAVE_ICONV
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| 222 | fprintf(stderr, " -L: local codepage\n");
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| 223 | #endif
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| 224 | fprintf(stderr, " -A: path to SeamlessRDP shell, this enables SeamlessRDP mode\n");
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| 225 | fprintf(stderr, " -B: use BackingStore of X-server (if available)\n");
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| 226 | fprintf(stderr, " -e: disable encryption (French TS)\n");
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| 227 | fprintf(stderr, " -E: disable encryption from client to server\n");
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| 228 | fprintf(stderr, " -m: do not send motion events\n");
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| 229 | fprintf(stderr, " -C: use private colour map\n");
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| 230 | fprintf(stderr, " -D: hide window manager decorations\n");
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| 231 | fprintf(stderr, " -K: keep window manager key bindings\n");
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| 232 | fprintf(stderr, " -S: caption button size (single application mode)\n");
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| 233 | fprintf(stderr, " -T: window title\n");
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| 234 | fprintf(stderr, " -t: disable use of remote ctrl\n");
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| 235 | fprintf(stderr, " -N: enable numlock syncronization\n");
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| 236 | fprintf(stderr, " -X: embed into another window with a given id.\n");
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| 237 | fprintf(stderr, " -a: connection colour depth\n");
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| 238 | fprintf(stderr, " -z: enable rdp compression\n");
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| 239 | fprintf(stderr, " -x: RDP5 experience (m[odem 28.8], b[roadband], l[an] or hex nr.)\n");
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| 240 | fprintf(stderr, " -P: use persistent bitmap caching\n");
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| 241 | fprintf(stderr, " -r: enable specified device redirection (this flag can be repeated)\n");
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| 242 | fprintf(stderr,
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| 243 | " '-r comport:COM1=/dev/ttyS0': enable serial redirection of /dev/ttyS0 to COM1\n");
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| 244 | fprintf(stderr, " or COM1=/dev/ttyS0,COM2=/dev/ttyS1\n");
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| 245 | fprintf(stderr,
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| 246 | " '-r disk:floppy=/mnt/floppy': enable redirection of /mnt/floppy to 'floppy' share\n");
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| 247 | fprintf(stderr, " or 'floppy=/mnt/floppy,cdrom=/mnt/cdrom'\n");
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| 248 | fprintf(stderr, " '-r clientname=<client name>': Set the client name displayed\n");
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| 249 | fprintf(stderr, " for redirected disks\n");
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| 250 | fprintf(stderr,
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| 251 | " '-r lptport:LPT1=/dev/lp0': enable parallel redirection of /dev/lp0 to LPT1\n");
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| 252 | fprintf(stderr, " or LPT1=/dev/lp0,LPT2=/dev/lp1\n");
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| 253 | fprintf(stderr, " '-r printer:mydeskjet': enable printer redirection\n");
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| 254 | fprintf(stderr,
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| 255 | " or mydeskjet=\"HP LaserJet IIIP\" to enter server driver as well\n");
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| 256 | #ifdef WITH_RDPSND
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| 257 | fprintf(stderr,
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| 258 | " '-r sound:[local[:driver[:device]]|off|remote]': enable sound redirection\n");
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| 259 | fprintf(stderr, " remote would leave sound on server\n");
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| 260 | fprintf(stderr, " available drivers for 'local':\n");
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| 261 | rdpsnd_show_help();
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| 262 | #endif
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| 263 | #ifdef WITH_RDPUSB
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| 264 | fprintf(stderr,
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| 265 | " '-r usb': enable USB redirection\n");
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| 266 | #endif
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| 267 | fprintf(stderr,
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| 268 | " '-r clipboard:[off|PRIMARYCLIPBOARD|CLIPBOARD]': enable clipboard\n");
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| 269 | fprintf(stderr, " redirection.\n");
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| 270 | fprintf(stderr,
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| 271 | " 'PRIMARYCLIPBOARD' looks at both PRIMARY and CLIPBOARD\n");
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| 272 | fprintf(stderr, " when sending data to server.\n");
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| 273 | fprintf(stderr, " 'CLIPBOARD' looks at only CLIPBOARD.\n");
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| 274 | #ifdef WITH_SCARD
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| 275 | fprintf(stderr, " '-r scard[:\"Scard Name\"=\"Alias Name[;Vendor Name]\"[,...]]\n");
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| 276 | fprintf(stderr, " example: -r scard:\"eToken PRO 00 00\"=\"AKS ifdh 0\"\n");
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| 277 | fprintf(stderr,
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| 278 | " \"eToken PRO 00 00\" -> Device in Linux/Unix enviroment\n");
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| 279 | fprintf(stderr,
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| 280 | " \"AKS ifdh 0\" -> Device shown in Windows enviroment \n");
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| 281 | fprintf(stderr, " example: -r scard:\"eToken PRO 00 00\"=\"AKS ifdh 0;AKS\"\n");
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| 282 | fprintf(stderr,
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| 283 | " \"eToken PRO 00 00\" -> Device in Linux/Unix enviroment\n");
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| 284 | fprintf(stderr,
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| 285 | " \"AKS ifdh 0\" -> Device shown in Windows enviroment \n");
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| 286 | fprintf(stderr,
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| 287 | " \"AKS\" -> Device vendor name \n");
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| 288 | #endif
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| 289 | fprintf(stderr, " -0: attach to console\n");
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| 290 | fprintf(stderr, " -4: use RDP version 4\n");
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| 291 | fprintf(stderr, " -5: use RDP version 5 (default)\n");
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| 292 | #ifdef WITH_BIRD_VD_HACKS
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| 293 | fprintf(stderr, " -H keep-virtual-desktop-shortcuts: Keep keyboard shortcuts typical\n"
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| 294 | " for switching virtual desktops (C-A-Left/Right). \n");
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| 295 | #endif
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| 296 | #ifdef WITH_SCARD
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| 297 | fprintf(stderr, " -o: name=value: Adds an additional option to rdesktop.\n");
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| 298 | fprintf(stderr,
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| 299 | " sc-csp-name Specifies the Crypto Service Provider name which\n");
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| 300 | fprintf(stderr,
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| 301 | " is used to authenticate the user by smartcard\n");
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| 302 | fprintf(stderr,
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| 303 | " sc-container-name Specifies the container name, this is usally the username\n");
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| 304 | fprintf(stderr, " sc-reader-name Smartcard reader name to use\n");
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| 305 | fprintf(stderr,
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| 306 | " sc-card-name Specifies the card name of the smartcard to use\n");
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| 307 | #endif
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| 308 |
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| 309 | fprintf(stderr, "\n");
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| 310 |
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| 311 | }
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| 312 |
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| 313 | static int
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| 314 | handle_disconnect_reason(RD_BOOL deactivated, uint16 reason)
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| 315 | {
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| 316 | char *text;
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| 317 | int retval;
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| 318 |
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| 319 | switch (reason)
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| 320 | {
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| 321 | case exDiscReasonNoInfo:
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| 322 | text = "No information available";
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| 323 | if (deactivated)
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| 324 | retval = EX_OK;
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| 325 | else
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| 326 | retval = EXRD_UNKNOWN;
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| 327 | break;
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| 328 |
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| 329 | case exDiscReasonAPIInitiatedDisconnect:
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| 330 | text = "Server initiated disconnect";
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| 331 | retval = EXRD_API_DISCONNECT;
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| 332 | break;
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| 333 |
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| 334 | case exDiscReasonAPIInitiatedLogoff:
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| 335 | text = "Server initiated logoff";
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| 336 | retval = EXRD_API_LOGOFF;
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| 337 | break;
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| 338 |
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| 339 | case exDiscReasonServerIdleTimeout:
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| 340 | text = "Server idle timeout reached";
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| 341 | retval = EXRD_IDLE_TIMEOUT;
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| 342 | break;
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| 343 |
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| 344 | case exDiscReasonServerLogonTimeout:
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| 345 | text = "Server logon timeout reached";
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| 346 | retval = EXRD_LOGON_TIMEOUT;
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| 347 | break;
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| 348 |
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| 349 | case exDiscReasonReplacedByOtherConnection:
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| 350 | text = "The session was replaced";
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| 351 | retval = EXRD_REPLACED;
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| 352 | break;
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| 353 |
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| 354 | case exDiscReasonOutOfMemory:
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| 355 | text = "The server is out of memory";
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| 356 | retval = EXRD_OUT_OF_MEM;
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| 357 | break;
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| 358 |
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| 359 | case exDiscReasonServerDeniedConnection:
|
|---|
| 360 | text = "The server denied the connection";
|
|---|
| 361 | retval = EXRD_DENIED;
|
|---|
| 362 | break;
|
|---|
| 363 |
|
|---|
| 364 | case exDiscReasonServerDeniedConnectionFips:
|
|---|
| 365 | text = "The server denied the connection for security reason";
|
|---|
| 366 | retval = EXRD_DENIED_FIPS;
|
|---|
| 367 | break;
|
|---|
| 368 |
|
|---|
| 369 | case exDiscReasonServerInsufficientPrivileges:
|
|---|
| 370 | text = "The user cannot connect to the server due to insufficient access privileges.";
|
|---|
| 371 | retval = EXRD_INSUFFICIENT_PRIVILEGES;
|
|---|
| 372 | break;
|
|---|
| 373 |
|
|---|
| 374 | case exDiscReasonServerFreshCredentialsRequired:
|
|---|
| 375 | text = "The server does not accept saved user credentials and requires that the user enter their credentials for each connection.";
|
|---|
| 376 | retval = EXRD_FRESH_CREDENTIALS_REQUIRED;
|
|---|
| 377 | break;
|
|---|
| 378 |
|
|---|
| 379 | case exDiscReasonRPCInitiatedDisconnectByUser:
|
|---|
| 380 | text = "Disconnect initiated by administration tool";
|
|---|
| 381 | retval = EXRD_RPC_DISCONNECT_BY_USER;
|
|---|
| 382 | break;
|
|---|
| 383 |
|
|---|
| 384 | case exDiscReasonByUser:
|
|---|
| 385 | text = "Disconnect initiated by user";
|
|---|
| 386 | retval = EXRD_DISCONNECT_BY_USER;
|
|---|
| 387 | break;
|
|---|
| 388 |
|
|---|
| 389 | case exDiscReasonLicenseInternal:
|
|---|
| 390 | text = "Internal licensing error";
|
|---|
| 391 | retval = EXRD_LIC_INTERNAL;
|
|---|
| 392 | break;
|
|---|
| 393 |
|
|---|
| 394 | case exDiscReasonLicenseNoLicenseServer:
|
|---|
| 395 | text = "No license server available";
|
|---|
| 396 | retval = EXRD_LIC_NOSERVER;
|
|---|
| 397 | break;
|
|---|
| 398 |
|
|---|
| 399 | case exDiscReasonLicenseNoLicense:
|
|---|
| 400 | text = "No valid license available";
|
|---|
| 401 | retval = EXRD_LIC_NOLICENSE;
|
|---|
| 402 | break;
|
|---|
| 403 |
|
|---|
| 404 | case exDiscReasonLicenseErrClientMsg:
|
|---|
| 405 | text = "Invalid licensing message";
|
|---|
| 406 | retval = EXRD_LIC_MSG;
|
|---|
| 407 | break;
|
|---|
| 408 |
|
|---|
| 409 | case exDiscReasonLicenseHwidDoesntMatchLicense:
|
|---|
| 410 | text = "Hardware id doesn't match software license";
|
|---|
| 411 | retval = EXRD_LIC_HWID;
|
|---|
| 412 | break;
|
|---|
| 413 |
|
|---|
| 414 | case exDiscReasonLicenseErrClientLicense:
|
|---|
| 415 | text = "Client license error";
|
|---|
| 416 | retval = EXRD_LIC_CLIENT;
|
|---|
| 417 | break;
|
|---|
| 418 |
|
|---|
| 419 | case exDiscReasonLicenseCantFinishProtocol:
|
|---|
| 420 | text = "Network error during licensing protocol";
|
|---|
| 421 | retval = EXRD_LIC_NET;
|
|---|
| 422 | break;
|
|---|
| 423 |
|
|---|
| 424 | case exDiscReasonLicenseClientEndedProtocol:
|
|---|
| 425 | text = "Licensing protocol was not completed";
|
|---|
| 426 | retval = EXRD_LIC_PROTO;
|
|---|
| 427 | break;
|
|---|
| 428 |
|
|---|
| 429 | case exDiscReasonLicenseErrClientEncryption:
|
|---|
| 430 | text = "Incorrect client license encryption";
|
|---|
| 431 | retval = EXRD_LIC_ENC;
|
|---|
| 432 | break;
|
|---|
| 433 |
|
|---|
| 434 | case exDiscReasonLicenseCantUpgradeLicense:
|
|---|
| 435 | text = "Can't upgrade license";
|
|---|
| 436 | retval = EXRD_LIC_UPGRADE;
|
|---|
| 437 | break;
|
|---|
| 438 |
|
|---|
| 439 | case exDiscReasonLicenseNoRemoteConnections:
|
|---|
| 440 | text = "The server is not licensed to accept remote connections";
|
|---|
| 441 | retval = EXRD_LIC_NOREMOTE;
|
|---|
| 442 | break;
|
|---|
| 443 |
|
|---|
| 444 | default:
|
|---|
| 445 | if (reason > 0x1000 && reason < 0x7fff)
|
|---|
| 446 | {
|
|---|
| 447 | text = "Internal protocol error";
|
|---|
| 448 | }
|
|---|
| 449 | else
|
|---|
| 450 | {
|
|---|
| 451 | text = "Unknown reason";
|
|---|
| 452 | }
|
|---|
| 453 | retval = EXRD_UNKNOWN;
|
|---|
| 454 | }
|
|---|
| 455 | if (reason != exDiscReasonNoInfo)
|
|---|
| 456 | fprintf(stderr, "disconnect: %s.\n", text);
|
|---|
| 457 |
|
|---|
| 458 | return retval;
|
|---|
| 459 | }
|
|---|
| 460 |
|
|---|
| 461 | static void
|
|---|
| 462 | rdesktop_reset_state(void)
|
|---|
| 463 | {
|
|---|
| 464 | rdp_reset_state();
|
|---|
| 465 | #ifdef WITH_SCARD
|
|---|
| 466 | scard_reset_state();
|
|---|
| 467 | #endif
|
|---|
| 468 | #ifdef WITH_RDPSND
|
|---|
| 469 | rdpsnd_reset_state();
|
|---|
| 470 | #endif
|
|---|
| 471 | }
|
|---|
| 472 |
|
|---|
| 473 | static RD_BOOL
|
|---|
| 474 | read_password(char *password, int size)
|
|---|
| 475 | {
|
|---|
| 476 | struct termios tios;
|
|---|
| 477 | RD_BOOL ret = False;
|
|---|
| 478 | int istty = 0;
|
|---|
| 479 | char *p;
|
|---|
| 480 |
|
|---|
| 481 | if (tcgetattr(STDIN_FILENO, &tios) == 0)
|
|---|
| 482 | {
|
|---|
| 483 | fprintf(stderr, "Password: ");
|
|---|
| 484 | tios.c_lflag &= ~ECHO;
|
|---|
| 485 | tcsetattr(STDIN_FILENO, TCSANOW, &tios);
|
|---|
| 486 | istty = 1;
|
|---|
| 487 | }
|
|---|
| 488 |
|
|---|
| 489 | if (fgets(password, size, stdin) != NULL)
|
|---|
| 490 | {
|
|---|
| 491 | ret = True;
|
|---|
| 492 |
|
|---|
| 493 | /* strip final newline */
|
|---|
| 494 | p = strchr(password, '\n');
|
|---|
| 495 | if (p != NULL)
|
|---|
| 496 | *p = 0;
|
|---|
| 497 | }
|
|---|
| 498 |
|
|---|
| 499 | if (istty)
|
|---|
| 500 | {
|
|---|
| 501 | tios.c_lflag |= ECHO;
|
|---|
| 502 | tcsetattr(STDIN_FILENO, TCSANOW, &tios);
|
|---|
| 503 | fprintf(stderr, "\n");
|
|---|
| 504 | }
|
|---|
| 505 |
|
|---|
| 506 | return ret;
|
|---|
| 507 | }
|
|---|
| 508 |
|
|---|
| 509 | static void
|
|---|
| 510 | parse_server_and_port(char *server)
|
|---|
| 511 | {
|
|---|
| 512 | char *p;
|
|---|
| 513 | #ifdef IPv6
|
|---|
| 514 | int addr_colons;
|
|---|
| 515 | #endif
|
|---|
| 516 |
|
|---|
| 517 | #ifdef IPv6
|
|---|
| 518 | p = server;
|
|---|
| 519 | addr_colons = 0;
|
|---|
| 520 | while (*p)
|
|---|
| 521 | if (*p++ == ':')
|
|---|
| 522 | addr_colons++;
|
|---|
| 523 | if (addr_colons >= 2)
|
|---|
| 524 | {
|
|---|
| 525 | /* numeric IPv6 style address format - [1:2:3::4]:port */
|
|---|
| 526 | p = strchr(server, ']');
|
|---|
| 527 | if (*server == '[' && p != NULL)
|
|---|
| 528 | {
|
|---|
| 529 | if (*(p + 1) == ':' && *(p + 2) != '\0')
|
|---|
| 530 | g_tcp_port_rdp = strtol(p + 2, NULL, 10);
|
|---|
| 531 | /* remove the port number and brackets from the address */
|
|---|
| 532 | *p = '\0';
|
|---|
| 533 | strncpy(server, server + 1, strlen(server));
|
|---|
| 534 | }
|
|---|
| 535 | }
|
|---|
| 536 | else
|
|---|
| 537 | {
|
|---|
| 538 | /* dns name or IPv4 style address format - server.example.com:port or 1.2.3.4:port */
|
|---|
| 539 | p = strchr(server, ':');
|
|---|
| 540 | if (p != NULL)
|
|---|
| 541 | {
|
|---|
| 542 | g_tcp_port_rdp = strtol(p + 1, NULL, 10);
|
|---|
| 543 | *p = 0;
|
|---|
| 544 | }
|
|---|
| 545 | }
|
|---|
| 546 | #else /* no IPv6 support */
|
|---|
| 547 | p = strchr(server, ':');
|
|---|
| 548 | if (p != NULL)
|
|---|
| 549 | {
|
|---|
| 550 | g_tcp_port_rdp = strtol(p + 1, NULL, 10);
|
|---|
| 551 | *p = 0;
|
|---|
| 552 | }
|
|---|
| 553 | #endif /* IPv6 */
|
|---|
| 554 |
|
|---|
| 555 | }
|
|---|
| 556 |
|
|---|
| 557 | #ifdef VBOX
|
|---|
| 558 | /* This disables iprt logging */
|
|---|
| 559 | DECLEXPORT(PRTLOGGER) RTLogDefaultInit(void)
|
|---|
| 560 | {
|
|---|
| 561 | return NULL;
|
|---|
| 562 | }
|
|---|
| 563 | #endif
|
|---|
| 564 |
|
|---|
| 565 | /* Client program */
|
|---|
| 566 | int
|
|---|
| 567 | main(int argc, char *argv[])
|
|---|
| 568 | {
|
|---|
| 569 | char server[256];
|
|---|
| 570 | char fullhostname[64];
|
|---|
| 571 | char domain[256];
|
|---|
| 572 | char shell[256];
|
|---|
| 573 | char directory[256];
|
|---|
| 574 | RD_BOOL prompt_password, deactivated;
|
|---|
| 575 | struct passwd *pw;
|
|---|
| 576 | uint32 flags, ext_disc_reason = 0;
|
|---|
| 577 | char *p;
|
|---|
| 578 | int c;
|
|---|
| 579 | char *locale = NULL;
|
|---|
| 580 | int username_option = 0;
|
|---|
| 581 | RD_BOOL geometry_option = False;
|
|---|
| 582 | #ifdef WITH_RDPSND
|
|---|
| 583 | char *rdpsnd_optarg = NULL;
|
|---|
| 584 | #endif
|
|---|
| 585 |
|
|---|
| 586 | #ifdef HAVE_LOCALE_H
|
|---|
| 587 | /* Set locale according to environment */
|
|---|
| 588 | locale = setlocale(LC_ALL, "");
|
|---|
| 589 | if (locale)
|
|---|
| 590 | {
|
|---|
| 591 | locale = xstrdup(locale);
|
|---|
| 592 | }
|
|---|
| 593 |
|
|---|
| 594 | #endif
|
|---|
| 595 |
|
|---|
| 596 | /* Ignore SIGPIPE, since we are using popen() */
|
|---|
| 597 | struct sigaction act;
|
|---|
| 598 | memset(&act, 0, sizeof(act));
|
|---|
| 599 | act.sa_handler = SIG_IGN;
|
|---|
| 600 | sigemptyset(&act.sa_mask);
|
|---|
| 601 | act.sa_flags = 0;
|
|---|
| 602 | sigaction(SIGPIPE, &act, NULL);
|
|---|
| 603 |
|
|---|
| 604 | /* setup default flags for TS_INFO_PACKET */
|
|---|
| 605 | flags = RDP_INFO_MOUSE | RDP_INFO_DISABLECTRLALTDEL
|
|---|
| 606 | | RDP_INFO_UNICODE | RDP_INFO_MAXIMIZESHELL | RDP_INFO_ENABLEWINDOWSKEY;
|
|---|
| 607 |
|
|---|
| 608 | prompt_password = False;
|
|---|
| 609 | g_seamless_spawn_cmd[0] = domain[0] = g_password[0] = shell[0] = directory[0] = 0;
|
|---|
| 610 | g_embed_wnd = 0;
|
|---|
| 611 |
|
|---|
| 612 | g_num_devices = 0;
|
|---|
| 613 |
|
|---|
| 614 | #ifdef RDP2VNC
|
|---|
| 615 | #define VNCOPT "V:Q:"
|
|---|
| 616 | #else
|
|---|
| 617 | #define VNCOPT
|
|---|
| 618 | #endif
|
|---|
| 619 | #ifdef WITH_BIRD_VD_HACKS
|
|---|
| 620 | #define VDHOPT "H:"
|
|---|
| 621 | #else
|
|---|
| 622 | #define VDHOPT
|
|---|
| 623 | #endif
|
|---|
| 624 |
|
|---|
| 625 | while ((c = getopt(argc, argv,
|
|---|
| 626 | VNCOPT VDHOPT "A:u:L:d:s:c:p:n:k:g:o:fbBeEitmzCDKS:T:NX:a:x:Pr:045h?")) != -1)
|
|---|
| 627 | {
|
|---|
| 628 | switch (c)
|
|---|
| 629 | {
|
|---|
| 630 | #ifdef RDP2VNC
|
|---|
| 631 | case 'V':
|
|---|
| 632 | rfb_port = strtol(optarg, NULL, 10);
|
|---|
| 633 | if (rfb_port < 100)
|
|---|
| 634 | rfb_port += 5900;
|
|---|
| 635 | break;
|
|---|
| 636 |
|
|---|
| 637 | case 'Q':
|
|---|
| 638 | defer_time = strtol(optarg, NULL, 10);
|
|---|
| 639 | if (defer_time < 0)
|
|---|
| 640 | defer_time = 0;
|
|---|
| 641 | break;
|
|---|
| 642 | #endif
|
|---|
| 643 |
|
|---|
| 644 | case 'A':
|
|---|
| 645 | g_seamless_rdp = True;
|
|---|
| 646 | STRNCPY(g_seamless_shell, optarg, sizeof(g_seamless_shell));
|
|---|
| 647 | break;
|
|---|
| 648 |
|
|---|
| 649 | case 'u':
|
|---|
| 650 | g_username = (char *) xmalloc(strlen(optarg) + 1);
|
|---|
| 651 | STRNCPY(g_username, optarg, strlen(optarg) + 1);
|
|---|
| 652 | username_option = 1;
|
|---|
| 653 | break;
|
|---|
| 654 |
|
|---|
| 655 | case 'L':
|
|---|
| 656 | #ifdef HAVE_ICONV
|
|---|
| 657 | STRNCPY(g_codepage, optarg, sizeof(g_codepage));
|
|---|
| 658 | #else
|
|---|
| 659 | error("iconv support not available\n");
|
|---|
| 660 | #endif
|
|---|
| 661 | break;
|
|---|
| 662 |
|
|---|
| 663 | case 'd':
|
|---|
| 664 | STRNCPY(domain, optarg, sizeof(domain));
|
|---|
| 665 | break;
|
|---|
| 666 |
|
|---|
| 667 | case 's':
|
|---|
| 668 | STRNCPY(shell, optarg, sizeof(shell));
|
|---|
| 669 | g_seamless_persistent_mode = False;
|
|---|
| 670 | break;
|
|---|
| 671 |
|
|---|
| 672 | case 'c':
|
|---|
| 673 | STRNCPY(directory, optarg, sizeof(directory));
|
|---|
| 674 | break;
|
|---|
| 675 |
|
|---|
| 676 | case 'p':
|
|---|
| 677 | if ((optarg[0] == '-') && (optarg[1] == 0))
|
|---|
| 678 | {
|
|---|
| 679 | prompt_password = True;
|
|---|
| 680 | break;
|
|---|
| 681 | }
|
|---|
| 682 |
|
|---|
| 683 | STRNCPY(g_password, optarg, sizeof(g_password));
|
|---|
| 684 | flags |= RDP_INFO_AUTOLOGON;
|
|---|
| 685 |
|
|---|
| 686 | /* try to overwrite argument so it won't appear in ps */
|
|---|
| 687 | p = optarg;
|
|---|
| 688 | while (*p)
|
|---|
| 689 | *(p++) = 'X';
|
|---|
| 690 | break;
|
|---|
| 691 | #ifdef WITH_SCARD
|
|---|
| 692 | case 'i':
|
|---|
| 693 | flags |= RDP_INFO_PASSWORD_IS_SC_PIN;
|
|---|
| 694 | g_use_password_as_pin = True;
|
|---|
| 695 | break;
|
|---|
| 696 | #endif
|
|---|
| 697 | case 't':
|
|---|
| 698 | g_use_ctrl = False;
|
|---|
| 699 | break;
|
|---|
| 700 |
|
|---|
| 701 | case 'n':
|
|---|
| 702 | STRNCPY(g_hostname, optarg, sizeof(g_hostname));
|
|---|
| 703 | break;
|
|---|
| 704 |
|
|---|
| 705 | case 'k':
|
|---|
| 706 | STRNCPY(g_keymapname, optarg, sizeof(g_keymapname));
|
|---|
| 707 | break;
|
|---|
| 708 |
|
|---|
| 709 | case 'g':
|
|---|
| 710 | geometry_option = True;
|
|---|
| 711 | g_fullscreen = False;
|
|---|
| 712 | if (!strcmp(optarg, "workarea"))
|
|---|
| 713 | {
|
|---|
| 714 | g_sizeopt = 1;
|
|---|
| 715 | break;
|
|---|
| 716 | }
|
|---|
| 717 |
|
|---|
| 718 | g_width = strtol(optarg, &p, 10);
|
|---|
| 719 | if (g_width <= 0)
|
|---|
| 720 | {
|
|---|
| 721 | error("invalid geometry\n");
|
|---|
| 722 | return EX_USAGE;
|
|---|
| 723 | }
|
|---|
| 724 |
|
|---|
| 725 | if (*p == 'x')
|
|---|
| 726 | g_height = strtol(p + 1, &p, 10);
|
|---|
| 727 |
|
|---|
| 728 | if (g_height <= 0)
|
|---|
| 729 | {
|
|---|
| 730 | error("invalid geometry\n");
|
|---|
| 731 | return EX_USAGE;
|
|---|
| 732 | }
|
|---|
| 733 |
|
|---|
| 734 | if (*p == '%')
|
|---|
| 735 | {
|
|---|
| 736 | g_sizeopt = -g_width;
|
|---|
| 737 | g_width = 800;
|
|---|
| 738 | p++;
|
|---|
| 739 | }
|
|---|
| 740 |
|
|---|
| 741 | if (*p == '+' || *p == '-')
|
|---|
| 742 | {
|
|---|
| 743 | g_pos |= (*p == '-') ? 2 : 1;
|
|---|
| 744 | g_xpos = strtol(p, &p, 10);
|
|---|
| 745 |
|
|---|
| 746 | }
|
|---|
| 747 | if (*p == '+' || *p == '-')
|
|---|
| 748 | {
|
|---|
| 749 | g_pos |= (*p == '-') ? 4 : 1;
|
|---|
| 750 | g_ypos = strtol(p, NULL, 10);
|
|---|
| 751 | }
|
|---|
| 752 |
|
|---|
| 753 | break;
|
|---|
| 754 |
|
|---|
| 755 | case 'f':
|
|---|
| 756 | g_fullscreen = True;
|
|---|
| 757 | break;
|
|---|
| 758 |
|
|---|
| 759 | case 'b':
|
|---|
| 760 | g_bitmap_cache = False;
|
|---|
| 761 | break;
|
|---|
| 762 |
|
|---|
| 763 | case 'B':
|
|---|
| 764 | g_ownbackstore = False;
|
|---|
| 765 | break;
|
|---|
| 766 |
|
|---|
| 767 | case 'e':
|
|---|
| 768 | g_encryption_initial = g_encryption = False;
|
|---|
| 769 | break;
|
|---|
| 770 | case 'E':
|
|---|
| 771 | g_packet_encryption = False;
|
|---|
| 772 | break;
|
|---|
| 773 | case 'm':
|
|---|
| 774 | g_sendmotion = False;
|
|---|
| 775 | break;
|
|---|
| 776 |
|
|---|
| 777 | case 'C':
|
|---|
| 778 | g_owncolmap = True;
|
|---|
| 779 | break;
|
|---|
| 780 |
|
|---|
| 781 | case 'D':
|
|---|
| 782 | g_hide_decorations = True;
|
|---|
| 783 | break;
|
|---|
| 784 |
|
|---|
| 785 | case 'K':
|
|---|
| 786 | g_grab_keyboard = False;
|
|---|
| 787 | break;
|
|---|
| 788 |
|
|---|
| 789 | case 'S':
|
|---|
| 790 | if (!strcmp(optarg, "standard"))
|
|---|
| 791 | {
|
|---|
| 792 | g_win_button_size = 18;
|
|---|
| 793 | break;
|
|---|
| 794 | }
|
|---|
| 795 |
|
|---|
| 796 | g_win_button_size = strtol(optarg, &p, 10);
|
|---|
| 797 |
|
|---|
| 798 | if (*p)
|
|---|
| 799 | {
|
|---|
| 800 | error("invalid button size\n");
|
|---|
| 801 | return EX_USAGE;
|
|---|
| 802 | }
|
|---|
| 803 |
|
|---|
| 804 | break;
|
|---|
| 805 |
|
|---|
| 806 | case 'T':
|
|---|
| 807 | STRNCPY(g_title, optarg, sizeof(g_title));
|
|---|
| 808 | break;
|
|---|
| 809 |
|
|---|
| 810 | case 'N':
|
|---|
| 811 | g_numlock_sync = True;
|
|---|
| 812 | break;
|
|---|
| 813 |
|
|---|
| 814 | case 'X':
|
|---|
| 815 | g_embed_wnd = strtol(optarg, NULL, 0);
|
|---|
| 816 | break;
|
|---|
| 817 |
|
|---|
| 818 | case 'a':
|
|---|
| 819 | g_server_depth = strtol(optarg, NULL, 10);
|
|---|
| 820 | if (g_server_depth != 8 &&
|
|---|
| 821 | g_server_depth != 16 &&
|
|---|
| 822 | g_server_depth != 15 && g_server_depth != 24
|
|---|
| 823 | && g_server_depth != 32)
|
|---|
| 824 | {
|
|---|
| 825 | error("Invalid server colour depth.\n");
|
|---|
| 826 | return EX_USAGE;
|
|---|
| 827 | }
|
|---|
| 828 | break;
|
|---|
| 829 |
|
|---|
| 830 | case 'z':
|
|---|
| 831 | DEBUG(("rdp compression enabled\n"));
|
|---|
| 832 | flags |= (RDP_INFO_COMPRESSION | RDP_INFO_COMPRESSION2);
|
|---|
| 833 | break;
|
|---|
| 834 |
|
|---|
| 835 | case 'x':
|
|---|
| 836 | if (str_startswith(optarg, "m")) /* modem */
|
|---|
| 837 | {
|
|---|
| 838 | g_rdp5_performanceflags = RDP5_NO_CURSOR_SHADOW |
|
|---|
| 839 | RDP5_NO_WALLPAPER | RDP5_NO_FULLWINDOWDRAG |
|
|---|
| 840 | RDP5_NO_MENUANIMATIONS | RDP5_NO_THEMING;
|
|---|
| 841 | }
|
|---|
| 842 | else if (str_startswith(optarg, "b")) /* broadband */
|
|---|
| 843 | {
|
|---|
| 844 | g_rdp5_performanceflags =
|
|---|
| 845 | RDP5_NO_CURSOR_SHADOW | RDP5_NO_WALLPAPER;
|
|---|
| 846 | }
|
|---|
| 847 | else if (str_startswith(optarg, "l")) /* lan */
|
|---|
| 848 | {
|
|---|
| 849 | g_rdp5_performanceflags =
|
|---|
| 850 | RDP5_NO_CURSOR_SHADOW | RDP5_DISABLE_NOTHING;
|
|---|
| 851 | }
|
|---|
| 852 | else
|
|---|
| 853 | {
|
|---|
| 854 | g_rdp5_performanceflags =
|
|---|
| 855 | RDP5_NO_CURSOR_SHADOW | strtol(optarg, NULL, 16);
|
|---|
| 856 | }
|
|---|
| 857 | break;
|
|---|
| 858 |
|
|---|
| 859 | case 'P':
|
|---|
| 860 | g_bitmap_cache_persist_enable = True;
|
|---|
| 861 | break;
|
|---|
| 862 |
|
|---|
| 863 | case 'r':
|
|---|
| 864 |
|
|---|
| 865 | if (str_startswith(optarg, "sound"))
|
|---|
| 866 | {
|
|---|
| 867 | optarg += 5;
|
|---|
| 868 |
|
|---|
| 869 | if (*optarg == ':')
|
|---|
| 870 | {
|
|---|
| 871 | optarg++;
|
|---|
| 872 | while ((p = next_arg(optarg, ',')))
|
|---|
| 873 | {
|
|---|
| 874 | if (str_startswith(optarg, "remote"))
|
|---|
| 875 | flags |= RDP_INFO_REMOTE_CONSOLE_AUDIO;
|
|---|
| 876 |
|
|---|
| 877 | if (str_startswith(optarg, "local"))
|
|---|
| 878 | #ifdef WITH_RDPSND
|
|---|
| 879 | {
|
|---|
| 880 | rdpsnd_optarg =
|
|---|
| 881 | next_arg(optarg, ':');
|
|---|
| 882 | g_rdpsnd = True;
|
|---|
| 883 | }
|
|---|
| 884 |
|
|---|
| 885 | #else
|
|---|
| 886 | warning("Not compiled with sound support\n");
|
|---|
| 887 | #endif
|
|---|
| 888 |
|
|---|
| 889 | if (str_startswith(optarg, "off"))
|
|---|
| 890 | #ifdef WITH_RDPSND
|
|---|
| 891 | g_rdpsnd = False;
|
|---|
| 892 | #else
|
|---|
| 893 | warning("Not compiled with sound support\n");
|
|---|
| 894 | #endif
|
|---|
| 895 |
|
|---|
| 896 | optarg = p;
|
|---|
| 897 | }
|
|---|
| 898 | }
|
|---|
| 899 | else
|
|---|
| 900 | {
|
|---|
| 901 | #ifdef WITH_RDPSND
|
|---|
| 902 | g_rdpsnd = True;
|
|---|
| 903 | #else
|
|---|
| 904 | warning("Not compiled with sound support\n");
|
|---|
| 905 | #endif
|
|---|
| 906 | }
|
|---|
| 907 | }
|
|---|
| 908 | else if (str_startswith(optarg, "usb"))
|
|---|
| 909 | {
|
|---|
| 910 | #ifdef WITH_RDPUSB
|
|---|
| 911 | g_rdpusb = True;
|
|---|
| 912 | #else
|
|---|
| 913 | warning("Not compiled with USB support\n");
|
|---|
| 914 | #endif
|
|---|
| 915 | }
|
|---|
| 916 | else if (str_startswith(optarg, "disk"))
|
|---|
| 917 | {
|
|---|
| 918 | /* -r disk:h:=/mnt/floppy */
|
|---|
| 919 | disk_enum_devices(&g_num_devices, optarg + 4);
|
|---|
| 920 | }
|
|---|
| 921 | else if (str_startswith(optarg, "comport"))
|
|---|
| 922 | {
|
|---|
| 923 | serial_enum_devices(&g_num_devices, optarg + 7);
|
|---|
| 924 | }
|
|---|
| 925 | else if (str_startswith(optarg, "lspci"))
|
|---|
| 926 | {
|
|---|
| 927 | g_lspci_enabled = True;
|
|---|
| 928 | }
|
|---|
| 929 | else if (str_startswith(optarg, "lptport"))
|
|---|
| 930 | {
|
|---|
| 931 | parallel_enum_devices(&g_num_devices, optarg + 7);
|
|---|
| 932 | }
|
|---|
| 933 | else if (str_startswith(optarg, "printer"))
|
|---|
| 934 | {
|
|---|
| 935 | printer_enum_devices(&g_num_devices, optarg + 7);
|
|---|
| 936 | }
|
|---|
| 937 | else if (str_startswith(optarg, "clientname"))
|
|---|
| 938 | {
|
|---|
| 939 | g_rdpdr_clientname = xmalloc(strlen(optarg + 11) + 1);
|
|---|
| 940 | strcpy(g_rdpdr_clientname, optarg + 11);
|
|---|
| 941 | }
|
|---|
| 942 | else if (str_startswith(optarg, "clipboard"))
|
|---|
| 943 | {
|
|---|
| 944 | optarg += 9;
|
|---|
| 945 |
|
|---|
| 946 | if (*optarg == ':')
|
|---|
| 947 | {
|
|---|
| 948 | optarg++;
|
|---|
| 949 |
|
|---|
| 950 | if (str_startswith(optarg, "off"))
|
|---|
| 951 | g_rdpclip = False;
|
|---|
| 952 | else
|
|---|
| 953 | cliprdr_set_mode(optarg);
|
|---|
| 954 | }
|
|---|
| 955 | else
|
|---|
| 956 | g_rdpclip = True;
|
|---|
| 957 | }
|
|---|
| 958 | else if (strncmp("scard", optarg, 5) == 0)
|
|---|
| 959 | {
|
|---|
| 960 | #ifdef WITH_SCARD
|
|---|
| 961 | scard_enum_devices(&g_num_devices, optarg + 5);
|
|---|
| 962 | #else
|
|---|
| 963 | warning("Not compiled with smartcard support\n");
|
|---|
| 964 | #endif
|
|---|
| 965 | }
|
|---|
| 966 | else
|
|---|
| 967 | {
|
|---|
| 968 | warning("Unknown -r argument\n\n\tPossible arguments are: comport, disk, lptport, printer, sound, clipboard, scard\n");
|
|---|
| 969 | }
|
|---|
| 970 | break;
|
|---|
| 971 |
|
|---|
| 972 | case '0':
|
|---|
| 973 | g_console_session = True;
|
|---|
| 974 | break;
|
|---|
| 975 |
|
|---|
| 976 | case '4':
|
|---|
| 977 | g_rdp_version = RDP_V4;
|
|---|
| 978 | break;
|
|---|
| 979 |
|
|---|
| 980 | case '5':
|
|---|
| 981 | g_rdp_version = RDP_V5;
|
|---|
| 982 | break;
|
|---|
| 983 | #if WITH_SCARD
|
|---|
| 984 | case 'o':
|
|---|
| 985 | {
|
|---|
| 986 | char *p = strchr(optarg, '=');
|
|---|
| 987 | if (p == NULL)
|
|---|
| 988 | {
|
|---|
| 989 | warning("Skipping option '%s' specified, lacks name=value format.\n");
|
|---|
| 990 | continue;
|
|---|
| 991 | }
|
|---|
| 992 |
|
|---|
| 993 | if (strncmp(optarg, "sc-csp-name", strlen("sc-scp-name")) ==
|
|---|
| 994 | 0)
|
|---|
| 995 | g_sc_csp_name = strdup(p + 1);
|
|---|
| 996 | else if (strncmp
|
|---|
| 997 | (optarg, "sc-reader-name",
|
|---|
| 998 | strlen("sc-reader-name")) == 0)
|
|---|
| 999 | g_sc_reader_name = strdup(p + 1);
|
|---|
| 1000 | else if (strncmp
|
|---|
| 1001 | (optarg, "sc-card-name",
|
|---|
| 1002 | strlen("sc-card-name")) == 0)
|
|---|
| 1003 | g_sc_card_name = strdup(p + 1);
|
|---|
| 1004 | else if (strncmp
|
|---|
| 1005 | (optarg, "sc-container-name",
|
|---|
| 1006 | strlen("sc-container-name")) == 0)
|
|---|
| 1007 | g_sc_container_name = strdup(p + 1);
|
|---|
| 1008 |
|
|---|
| 1009 | }
|
|---|
| 1010 | break;
|
|---|
| 1011 | #endif
|
|---|
| 1012 |
|
|---|
| 1013 | #ifdef WITH_BIRD_VD_HACKS
|
|---|
| 1014 | case 'H': /* hacks */
|
|---|
| 1015 | if (!strcmp(optarg, "keep-virtual-desktop-shortcuts"))
|
|---|
| 1016 | g_keep_virtual_desktop_shortcuts = True;
|
|---|
| 1017 | else
|
|---|
| 1018 | error("Unknown -H argument\n\n\tPossible argument is: keep-virtual-desktop-shortcuts\n");
|
|---|
| 1019 | break;
|
|---|
| 1020 | #endif
|
|---|
| 1021 |
|
|---|
| 1022 | case 'h':
|
|---|
| 1023 | case '?':
|
|---|
| 1024 | default:
|
|---|
| 1025 | usage(argv[0]);
|
|---|
| 1026 | return EX_USAGE;
|
|---|
| 1027 | }
|
|---|
| 1028 | }
|
|---|
| 1029 |
|
|---|
| 1030 | if (argc - optind != 1)
|
|---|
| 1031 | {
|
|---|
| 1032 | usage(argv[0]);
|
|---|
| 1033 | return EX_USAGE;
|
|---|
| 1034 | }
|
|---|
| 1035 |
|
|---|
| 1036 | STRNCPY(server, argv[optind], sizeof(server));
|
|---|
| 1037 | parse_server_and_port(server);
|
|---|
| 1038 |
|
|---|
| 1039 | if (g_seamless_rdp)
|
|---|
| 1040 | {
|
|---|
| 1041 | if (shell[0])
|
|---|
| 1042 | STRNCPY(g_seamless_spawn_cmd, shell, sizeof(g_seamless_spawn_cmd));
|
|---|
| 1043 |
|
|---|
| 1044 | STRNCPY(shell, g_seamless_shell, sizeof(shell));
|
|---|
| 1045 |
|
|---|
| 1046 | if (g_win_button_size)
|
|---|
| 1047 | {
|
|---|
| 1048 | error("You cannot use -S and -A at the same time\n");
|
|---|
| 1049 | return EX_USAGE;
|
|---|
| 1050 | }
|
|---|
| 1051 | g_rdp5_performanceflags &= ~RDP5_NO_FULLWINDOWDRAG;
|
|---|
| 1052 | if (geometry_option)
|
|---|
| 1053 | {
|
|---|
| 1054 | error("You cannot use -g and -A at the same time\n");
|
|---|
| 1055 | return EX_USAGE;
|
|---|
| 1056 | }
|
|---|
| 1057 | if (g_fullscreen)
|
|---|
| 1058 | {
|
|---|
| 1059 | error("You cannot use -f and -A at the same time\n");
|
|---|
| 1060 | return EX_USAGE;
|
|---|
| 1061 | }
|
|---|
| 1062 | if (g_hide_decorations)
|
|---|
| 1063 | {
|
|---|
| 1064 | error("You cannot use -D and -A at the same time\n");
|
|---|
| 1065 | return EX_USAGE;
|
|---|
| 1066 | }
|
|---|
| 1067 | if (g_embed_wnd)
|
|---|
| 1068 | {
|
|---|
| 1069 | error("You cannot use -X and -A at the same time\n");
|
|---|
| 1070 | return EX_USAGE;
|
|---|
| 1071 | }
|
|---|
| 1072 | if (g_rdp_version < RDP_V5)
|
|---|
| 1073 | {
|
|---|
| 1074 | error("You cannot use -4 and -A at the same time\n");
|
|---|
| 1075 | return EX_USAGE;
|
|---|
| 1076 | }
|
|---|
| 1077 | g_sizeopt = -100;
|
|---|
| 1078 | g_grab_keyboard = False;
|
|---|
| 1079 | }
|
|---|
| 1080 |
|
|---|
| 1081 | if (!username_option)
|
|---|
| 1082 | {
|
|---|
| 1083 | pw = getpwuid(getuid());
|
|---|
| 1084 | if ((pw == NULL) || (pw->pw_name == NULL))
|
|---|
| 1085 | {
|
|---|
| 1086 | error("could not determine username, use -u\n");
|
|---|
| 1087 | return EX_OSERR;
|
|---|
| 1088 | }
|
|---|
| 1089 | /* +1 for trailing \0 */
|
|---|
| 1090 | int pwlen = strlen(pw->pw_name) + 1;
|
|---|
| 1091 | g_username = (char *) xmalloc(pwlen);
|
|---|
| 1092 | STRNCPY(g_username, pw->pw_name, pwlen);
|
|---|
| 1093 | }
|
|---|
| 1094 |
|
|---|
| 1095 | #ifdef HAVE_ICONV
|
|---|
| 1096 | if (g_codepage[0] == 0)
|
|---|
| 1097 | {
|
|---|
| 1098 | if (setlocale(LC_CTYPE, ""))
|
|---|
| 1099 | {
|
|---|
| 1100 | STRNCPY(g_codepage, nl_langinfo(CODESET), sizeof(g_codepage));
|
|---|
| 1101 | }
|
|---|
| 1102 | else
|
|---|
| 1103 | {
|
|---|
| 1104 | STRNCPY(g_codepage, DEFAULT_CODEPAGE, sizeof(g_codepage));
|
|---|
| 1105 | }
|
|---|
| 1106 | }
|
|---|
| 1107 | #endif
|
|---|
| 1108 |
|
|---|
| 1109 | if (g_hostname[0] == 0)
|
|---|
| 1110 | {
|
|---|
| 1111 | if (gethostname(fullhostname, sizeof(fullhostname)) == -1)
|
|---|
| 1112 | {
|
|---|
| 1113 | error("could not determine local hostname, use -n\n");
|
|---|
| 1114 | return EX_OSERR;
|
|---|
| 1115 | }
|
|---|
| 1116 |
|
|---|
| 1117 | p = strchr(fullhostname, '.');
|
|---|
| 1118 | if (p != NULL)
|
|---|
| 1119 | *p = 0;
|
|---|
| 1120 |
|
|---|
| 1121 | STRNCPY(g_hostname, fullhostname, sizeof(g_hostname));
|
|---|
| 1122 | }
|
|---|
| 1123 |
|
|---|
| 1124 | if (g_keymapname[0] == 0)
|
|---|
| 1125 | {
|
|---|
| 1126 | if (locale && xkeymap_from_locale(locale))
|
|---|
| 1127 | {
|
|---|
| 1128 | fprintf(stderr, "Autoselected keyboard map %s\n", g_keymapname);
|
|---|
| 1129 | }
|
|---|
| 1130 | else
|
|---|
| 1131 | {
|
|---|
| 1132 | STRNCPY(g_keymapname, "en-us", sizeof(g_keymapname));
|
|---|
| 1133 | }
|
|---|
| 1134 | }
|
|---|
| 1135 | if (locale)
|
|---|
| 1136 | xfree(locale);
|
|---|
| 1137 |
|
|---|
| 1138 |
|
|---|
| 1139 | if (prompt_password && read_password(g_password, sizeof(g_password)))
|
|---|
| 1140 | flags |= RDP_INFO_AUTOLOGON;
|
|---|
| 1141 |
|
|---|
| 1142 | if (g_title[0] == 0)
|
|---|
| 1143 | {
|
|---|
| 1144 | strcpy(g_title, "rdesktop - ");
|
|---|
| 1145 | strncat(g_title, server, sizeof(g_title) - sizeof("rdesktop - "));
|
|---|
| 1146 | }
|
|---|
| 1147 |
|
|---|
| 1148 | #ifdef RDP2VNC
|
|---|
| 1149 | rdp2vnc_connect(server, flags, domain, g_password, shell, directory);
|
|---|
| 1150 | return EX_OK;
|
|---|
| 1151 | #else
|
|---|
| 1152 |
|
|---|
| 1153 | /* Only startup ctrl functionality is seamless are used for now. */
|
|---|
| 1154 | if (g_use_ctrl && g_seamless_rdp)
|
|---|
| 1155 | {
|
|---|
| 1156 | if (ctrl_init(server, domain, g_username) < 0)
|
|---|
| 1157 | {
|
|---|
| 1158 | error("Failed to initialize ctrl mode.");
|
|---|
| 1159 | exit(1);
|
|---|
| 1160 | }
|
|---|
| 1161 |
|
|---|
| 1162 | if (ctrl_is_slave())
|
|---|
| 1163 | {
|
|---|
| 1164 | fprintf(stdout,
|
|---|
| 1165 | "rdesktop in slave mode sending command to master process.\n");
|
|---|
| 1166 |
|
|---|
| 1167 | if (g_seamless_spawn_cmd[0])
|
|---|
| 1168 | return ctrl_send_command("seamless.spawn", g_seamless_spawn_cmd);
|
|---|
| 1169 |
|
|---|
| 1170 | fprintf(stdout, "No command specified to be spawn in seamless mode.\n");
|
|---|
| 1171 | return EX_USAGE;
|
|---|
| 1172 | }
|
|---|
| 1173 | }
|
|---|
| 1174 |
|
|---|
| 1175 | if (!ui_init())
|
|---|
| 1176 | return EX_OSERR;
|
|---|
| 1177 |
|
|---|
| 1178 | #ifdef WITH_RDPSND
|
|---|
| 1179 | if (!rdpsnd_init(rdpsnd_optarg))
|
|---|
| 1180 | warning("Initializing sound-support failed!\n");
|
|---|
| 1181 | #endif
|
|---|
| 1182 |
|
|---|
| 1183 | #ifdef WITH_RDPUSB
|
|---|
| 1184 | if (g_rdpusb)
|
|---|
| 1185 | rdpusb_init();
|
|---|
| 1186 | #endif
|
|---|
| 1187 |
|
|---|
| 1188 | if (g_lspci_enabled)
|
|---|
| 1189 | lspci_init();
|
|---|
| 1190 |
|
|---|
| 1191 | rdpdr_init();
|
|---|
| 1192 | g_reconnect_loop = False;
|
|---|
| 1193 | while (1)
|
|---|
| 1194 | {
|
|---|
| 1195 | rdesktop_reset_state();
|
|---|
| 1196 |
|
|---|
| 1197 | if (g_redirect)
|
|---|
| 1198 | {
|
|---|
| 1199 | STRNCPY(domain, g_redirect_domain, sizeof(domain));
|
|---|
| 1200 | xfree(g_username);
|
|---|
| 1201 | g_username = (char *) xmalloc(strlen(g_redirect_username) + 1);
|
|---|
| 1202 | STRNCPY(g_username, g_redirect_username, strlen(g_redirect_username) + 1);
|
|---|
| 1203 | STRNCPY(server, g_redirect_server, sizeof(server));
|
|---|
| 1204 | flags |= RDP_INFO_AUTOLOGON;
|
|---|
| 1205 |
|
|---|
| 1206 | fprintf(stderr, "Redirected to %s@%s session %d.\n",
|
|---|
| 1207 | g_redirect_username, g_redirect_server, g_redirect_session_id);
|
|---|
| 1208 |
|
|---|
| 1209 | /* A redirect on SSL from a 2003 WTS will result in a 'connection reset by peer'
|
|---|
| 1210 | and therefor we just clear this error before we connect to redirected server.
|
|---|
| 1211 | */
|
|---|
| 1212 | g_network_error = False;
|
|---|
| 1213 | g_redirect = False;
|
|---|
| 1214 | }
|
|---|
| 1215 |
|
|---|
| 1216 | ui_init_connection();
|
|---|
| 1217 | if (!rdp_connect
|
|---|
| 1218 | (server, flags, domain, g_password, shell, directory, g_reconnect_loop))
|
|---|
| 1219 | {
|
|---|
| 1220 |
|
|---|
| 1221 | g_network_error = False;
|
|---|
| 1222 |
|
|---|
| 1223 | if (g_reconnect_loop == False)
|
|---|
| 1224 | return EX_PROTOCOL;
|
|---|
| 1225 |
|
|---|
| 1226 | /* check if auto reconnect cookie has timed out */
|
|---|
| 1227 | if (time(NULL) - g_reconnect_random_ts > RECONNECT_TIMEOUT)
|
|---|
| 1228 | {
|
|---|
| 1229 | fprintf(stderr, "Tried to reconnect for %d minutes, giving up.\n",
|
|---|
| 1230 | RECONNECT_TIMEOUT / 60);
|
|---|
| 1231 | return EX_PROTOCOL;
|
|---|
| 1232 | }
|
|---|
| 1233 |
|
|---|
| 1234 | sleep(4);
|
|---|
| 1235 | continue;
|
|---|
| 1236 | }
|
|---|
| 1237 |
|
|---|
| 1238 | if (g_redirect)
|
|---|
| 1239 | {
|
|---|
| 1240 | rdp_disconnect();
|
|---|
| 1241 | continue;
|
|---|
| 1242 | }
|
|---|
| 1243 |
|
|---|
| 1244 | /* By setting encryption to False here, we have an encrypted login
|
|---|
| 1245 | packet but unencrypted transfer of other packets */
|
|---|
| 1246 | if (!g_packet_encryption)
|
|---|
| 1247 | g_encryption_initial = g_encryption = False;
|
|---|
| 1248 |
|
|---|
| 1249 | DEBUG(("Connection successful.\n"));
|
|---|
| 1250 |
|
|---|
| 1251 | rd_create_ui();
|
|---|
| 1252 | tcp_run_ui(True);
|
|---|
| 1253 |
|
|---|
| 1254 | deactivated = False;
|
|---|
| 1255 | g_reconnect_loop = False;
|
|---|
| 1256 | rdp_main_loop(&deactivated, &ext_disc_reason);
|
|---|
| 1257 |
|
|---|
| 1258 | tcp_run_ui(False);
|
|---|
| 1259 |
|
|---|
| 1260 | DEBUG(("Disconnecting...\n"));
|
|---|
| 1261 | rdp_disconnect();
|
|---|
| 1262 |
|
|---|
| 1263 | if (g_redirect)
|
|---|
| 1264 | continue;
|
|---|
| 1265 |
|
|---|
| 1266 | /* handle network error and start autoreconnect */
|
|---|
| 1267 | if (g_network_error && !deactivated)
|
|---|
| 1268 | {
|
|---|
| 1269 | fprintf(stderr,
|
|---|
| 1270 | "Disconnected due to network error, retrying to reconnect for %d minutes.\n",
|
|---|
| 1271 | RECONNECT_TIMEOUT / 60);
|
|---|
| 1272 | g_network_error = False;
|
|---|
| 1273 | g_reconnect_loop = True;
|
|---|
| 1274 | continue;
|
|---|
| 1275 | }
|
|---|
| 1276 |
|
|---|
| 1277 | ui_seamless_end();
|
|---|
| 1278 | ui_destroy_window();
|
|---|
| 1279 |
|
|---|
| 1280 | /* Enter a reconnect loop if we have a pending resize request */
|
|---|
| 1281 | if (g_pending_resize)
|
|---|
| 1282 | {
|
|---|
| 1283 | g_pending_resize = False;
|
|---|
| 1284 | g_reconnect_loop = True;
|
|---|
| 1285 | continue;
|
|---|
| 1286 | }
|
|---|
| 1287 | break;
|
|---|
| 1288 | }
|
|---|
| 1289 |
|
|---|
| 1290 | cache_save_state();
|
|---|
| 1291 | ui_deinit();
|
|---|
| 1292 |
|
|---|
| 1293 | #ifdef WITH_RDPUSB
|
|---|
| 1294 | if (g_rdpusb)
|
|---|
| 1295 | rdpusb_close();
|
|---|
| 1296 | #endif
|
|---|
| 1297 |
|
|---|
| 1298 | if (g_user_quit)
|
|---|
| 1299 | return EXRD_WINDOW_CLOSED;
|
|---|
| 1300 |
|
|---|
| 1301 | return handle_disconnect_reason(deactivated, ext_disc_reason);
|
|---|
| 1302 |
|
|---|
| 1303 | #endif
|
|---|
| 1304 | if (g_redirect_username)
|
|---|
| 1305 | xfree(g_redirect_username);
|
|---|
| 1306 |
|
|---|
| 1307 | xfree(g_username);
|
|---|
| 1308 | }
|
|---|
| 1309 |
|
|---|
| 1310 | #ifdef EGD_SOCKET
|
|---|
| 1311 | /* Read 32 random bytes from PRNGD or EGD socket (based on OpenSSL RAND_egd) */
|
|---|
| 1312 | static RD_BOOL
|
|---|
| 1313 | generate_random_egd(uint8 * buf)
|
|---|
| 1314 | {
|
|---|
| 1315 | struct sockaddr_un addr;
|
|---|
| 1316 | RD_BOOL ret = False;
|
|---|
| 1317 | int fd;
|
|---|
| 1318 |
|
|---|
| 1319 | fd = socket(AF_UNIX, SOCK_STREAM, 0);
|
|---|
| 1320 | if (fd == -1)
|
|---|
| 1321 | return False;
|
|---|
| 1322 |
|
|---|
| 1323 | addr.sun_family = AF_UNIX;
|
|---|
| 1324 | memcpy(addr.sun_path, EGD_SOCKET, sizeof(EGD_SOCKET));
|
|---|
| 1325 | if (connect(fd, (struct sockaddr *) &addr, sizeof(addr)) == -1)
|
|---|
| 1326 | goto err;
|
|---|
| 1327 |
|
|---|
| 1328 | /* PRNGD and EGD use a simple communications protocol */
|
|---|
| 1329 | buf[0] = 1; /* Non-blocking (similar to /dev/urandom) */
|
|---|
| 1330 | buf[1] = 32; /* Number of requested random bytes */
|
|---|
| 1331 | if (write(fd, buf, 2) != 2)
|
|---|
| 1332 | goto err;
|
|---|
| 1333 |
|
|---|
| 1334 | if ((read(fd, buf, 1) != 1) || (buf[0] == 0)) /* Available? */
|
|---|
| 1335 | goto err;
|
|---|
| 1336 |
|
|---|
| 1337 | if (read(fd, buf, 32) != 32)
|
|---|
| 1338 | goto err;
|
|---|
| 1339 |
|
|---|
| 1340 | ret = True;
|
|---|
| 1341 |
|
|---|
| 1342 | err:
|
|---|
| 1343 | close(fd);
|
|---|
| 1344 | return ret;
|
|---|
| 1345 | }
|
|---|
| 1346 | #endif
|
|---|
| 1347 |
|
|---|
| 1348 | /* Generate a 32-byte random for the secure transport code. */
|
|---|
| 1349 | void
|
|---|
| 1350 | generate_random(uint8 * random)
|
|---|
| 1351 | {
|
|---|
| 1352 | struct stat st;
|
|---|
| 1353 | struct tms tmsbuf;
|
|---|
| 1354 | RDSSL_MD5 md5;
|
|---|
| 1355 | uint32 *r;
|
|---|
| 1356 | int fd, n;
|
|---|
| 1357 |
|
|---|
| 1358 | /* If we have a kernel random device, try that first */
|
|---|
| 1359 | if (((fd = open("/dev/urandom", O_RDONLY)) != -1)
|
|---|
| 1360 | || ((fd = open("/dev/random", O_RDONLY)) != -1))
|
|---|
| 1361 | {
|
|---|
| 1362 | n = read(fd, random, 32);
|
|---|
| 1363 | close(fd);
|
|---|
| 1364 | if (n == 32)
|
|---|
| 1365 | return;
|
|---|
| 1366 | }
|
|---|
| 1367 |
|
|---|
| 1368 | #ifdef EGD_SOCKET
|
|---|
| 1369 | /* As a second preference use an EGD */
|
|---|
| 1370 | if (generate_random_egd(random))
|
|---|
| 1371 | return;
|
|---|
| 1372 | #endif
|
|---|
| 1373 |
|
|---|
| 1374 | /* Otherwise use whatever entropy we can gather - ideas welcome. */
|
|---|
| 1375 | r = (uint32 *) random;
|
|---|
| 1376 | r[0] = (getpid()) | (getppid() << 16);
|
|---|
| 1377 | r[1] = (getuid()) | (getgid() << 16);
|
|---|
| 1378 | r[2] = times(&tmsbuf); /* system uptime (clocks) */
|
|---|
| 1379 | gettimeofday((struct timeval *) &r[3], NULL); /* sec and usec */
|
|---|
| 1380 | stat("/tmp", &st);
|
|---|
| 1381 | r[5] = st.st_atime;
|
|---|
| 1382 | r[6] = st.st_mtime;
|
|---|
| 1383 | r[7] = st.st_ctime;
|
|---|
| 1384 |
|
|---|
| 1385 | /* Hash both halves with MD5 to obscure possible patterns */
|
|---|
| 1386 | rdssl_md5_init(&md5);
|
|---|
| 1387 | rdssl_md5_update(&md5, random, 16);
|
|---|
| 1388 | rdssl_md5_final(&md5, random);
|
|---|
| 1389 | rdssl_md5_update(&md5, random + 16, 16);
|
|---|
| 1390 | rdssl_md5_final(&md5, random + 16);
|
|---|
| 1391 | }
|
|---|
| 1392 |
|
|---|
| 1393 | /* malloc; exit if out of memory */
|
|---|
| 1394 | void *
|
|---|
| 1395 | xmalloc(int size)
|
|---|
| 1396 | {
|
|---|
| 1397 | void *mem = malloc(size);
|
|---|
| 1398 | if (mem == NULL)
|
|---|
| 1399 | {
|
|---|
| 1400 | error("xmalloc %d\n", size);
|
|---|
| 1401 | exit(EX_UNAVAILABLE);
|
|---|
| 1402 | }
|
|---|
| 1403 | return mem;
|
|---|
| 1404 | }
|
|---|
| 1405 |
|
|---|
| 1406 | /* Exit on NULL pointer. Use to verify result from XGetImage etc */
|
|---|
| 1407 | void
|
|---|
| 1408 | exit_if_null(void *ptr)
|
|---|
| 1409 | {
|
|---|
| 1410 | if (ptr == NULL)
|
|---|
| 1411 | {
|
|---|
| 1412 | error("unexpected null pointer. Out of memory?\n");
|
|---|
| 1413 | exit(EX_UNAVAILABLE);
|
|---|
| 1414 | }
|
|---|
| 1415 | }
|
|---|
| 1416 |
|
|---|
| 1417 | /* strdup */
|
|---|
| 1418 | char *
|
|---|
| 1419 | xstrdup(const char *s)
|
|---|
| 1420 | {
|
|---|
| 1421 | char *mem = strdup(s);
|
|---|
| 1422 | if (mem == NULL)
|
|---|
| 1423 | {
|
|---|
| 1424 | perror("strdup");
|
|---|
| 1425 | exit(EX_UNAVAILABLE);
|
|---|
| 1426 | }
|
|---|
| 1427 | return mem;
|
|---|
| 1428 | }
|
|---|
| 1429 |
|
|---|
| 1430 | /* realloc; exit if out of memory */
|
|---|
| 1431 | void *
|
|---|
| 1432 | xrealloc(void *oldmem, size_t size)
|
|---|
| 1433 | {
|
|---|
| 1434 | void *mem;
|
|---|
| 1435 |
|
|---|
| 1436 | if (size == 0)
|
|---|
| 1437 | size = 1;
|
|---|
| 1438 | mem = realloc(oldmem, size);
|
|---|
| 1439 | if (mem == NULL)
|
|---|
| 1440 | {
|
|---|
| 1441 | error("xrealloc %ld\n", size);
|
|---|
| 1442 | exit(EX_UNAVAILABLE);
|
|---|
| 1443 | }
|
|---|
| 1444 | return mem;
|
|---|
| 1445 | }
|
|---|
| 1446 |
|
|---|
| 1447 | /* free */
|
|---|
| 1448 | void
|
|---|
| 1449 | xfree(void *mem)
|
|---|
| 1450 | {
|
|---|
| 1451 | free(mem);
|
|---|
| 1452 | }
|
|---|
| 1453 |
|
|---|
| 1454 | /* report an error */
|
|---|
| 1455 | void
|
|---|
| 1456 | error(char *format, ...)
|
|---|
| 1457 | {
|
|---|
| 1458 | va_list ap;
|
|---|
| 1459 |
|
|---|
| 1460 | fprintf(stderr, "ERROR: ");
|
|---|
| 1461 |
|
|---|
| 1462 | va_start(ap, format);
|
|---|
| 1463 | vfprintf(stderr, format, ap);
|
|---|
| 1464 | va_end(ap);
|
|---|
| 1465 | }
|
|---|
| 1466 |
|
|---|
| 1467 | /* report a warning */
|
|---|
| 1468 | void
|
|---|
| 1469 | warning(char *format, ...)
|
|---|
| 1470 | {
|
|---|
| 1471 | va_list ap;
|
|---|
| 1472 |
|
|---|
| 1473 | fprintf(stderr, "WARNING: ");
|
|---|
| 1474 |
|
|---|
| 1475 | va_start(ap, format);
|
|---|
| 1476 | vfprintf(stderr, format, ap);
|
|---|
| 1477 | va_end(ap);
|
|---|
| 1478 | }
|
|---|
| 1479 |
|
|---|
| 1480 | /* report an unimplemented protocol feature */
|
|---|
| 1481 | void
|
|---|
| 1482 | unimpl(char *format, ...)
|
|---|
| 1483 | {
|
|---|
| 1484 | va_list ap;
|
|---|
| 1485 |
|
|---|
| 1486 | fprintf(stderr, "NOT IMPLEMENTED: ");
|
|---|
| 1487 |
|
|---|
| 1488 | va_start(ap, format);
|
|---|
| 1489 | vfprintf(stderr, format, ap);
|
|---|
| 1490 | va_end(ap);
|
|---|
| 1491 | }
|
|---|
| 1492 |
|
|---|
| 1493 | /* produce a hex dump */
|
|---|
| 1494 | void
|
|---|
| 1495 | hexdump(unsigned char *p, unsigned int len)
|
|---|
| 1496 | {
|
|---|
| 1497 | unsigned char *line = p;
|
|---|
| 1498 | int i, thisline, offset = 0;
|
|---|
| 1499 |
|
|---|
| 1500 | while (offset < len)
|
|---|
| 1501 | {
|
|---|
| 1502 | printf("%04x ", offset);
|
|---|
| 1503 | thisline = len - offset;
|
|---|
| 1504 | if (thisline > 16)
|
|---|
| 1505 | thisline = 16;
|
|---|
| 1506 |
|
|---|
| 1507 | for (i = 0; i < thisline; i++)
|
|---|
| 1508 | printf("%02x ", line[i]);
|
|---|
| 1509 |
|
|---|
| 1510 | for (; i < 16; i++)
|
|---|
| 1511 | printf(" ");
|
|---|
| 1512 |
|
|---|
| 1513 | for (i = 0; i < thisline; i++)
|
|---|
| 1514 | printf("%c", (line[i] >= 0x20 && line[i] < 0x7f) ? line[i] : '.');
|
|---|
| 1515 |
|
|---|
| 1516 | printf("\n");
|
|---|
| 1517 | offset += thisline;
|
|---|
| 1518 | line += thisline;
|
|---|
| 1519 | }
|
|---|
| 1520 | }
|
|---|
| 1521 |
|
|---|
| 1522 | /*
|
|---|
| 1523 | input: src is the string we look in for needle.
|
|---|
| 1524 | Needle may be escaped by a backslash, in
|
|---|
| 1525 | that case we ignore that particular needle.
|
|---|
| 1526 | return value: returns next src pointer, for
|
|---|
| 1527 | succesive executions, like in a while loop
|
|---|
| 1528 | if retval is 0, then there are no more args.
|
|---|
| 1529 | pitfalls:
|
|---|
| 1530 | src is modified. 0x00 chars are inserted to
|
|---|
| 1531 | terminate strings.
|
|---|
| 1532 | return val, points on the next val chr after ins
|
|---|
| 1533 | 0x00
|
|---|
| 1534 |
|
|---|
| 1535 | example usage:
|
|---|
| 1536 | while( (pos = next_arg( optarg, ',')) ){
|
|---|
| 1537 | printf("%s\n",optarg);
|
|---|
| 1538 | optarg=pos;
|
|---|
| 1539 | }
|
|---|
| 1540 |
|
|---|
| 1541 | */
|
|---|
| 1542 | char *
|
|---|
| 1543 | next_arg(char *src, char needle)
|
|---|
| 1544 | {
|
|---|
| 1545 | char *nextval;
|
|---|
| 1546 | char *p;
|
|---|
| 1547 | char *mvp = 0;
|
|---|
| 1548 |
|
|---|
| 1549 | /* EOS */
|
|---|
| 1550 | if (*src == (char) 0x00)
|
|---|
| 1551 | return 0;
|
|---|
| 1552 |
|
|---|
| 1553 | p = src;
|
|---|
| 1554 | /* skip escaped needles */
|
|---|
| 1555 | while ((nextval = strchr(p, needle)))
|
|---|
| 1556 | {
|
|---|
| 1557 | mvp = nextval - 1;
|
|---|
| 1558 | /* found backslashed needle */
|
|---|
| 1559 | if (*mvp == '\\' && (mvp > src))
|
|---|
| 1560 | {
|
|---|
| 1561 | /* move string one to the left */
|
|---|
| 1562 | while (*(mvp + 1) != (char) 0x00)
|
|---|
| 1563 | {
|
|---|
| 1564 | *mvp = *(mvp + 1);
|
|---|
| 1565 | mvp++;
|
|---|
| 1566 | }
|
|---|
| 1567 | *mvp = (char) 0x00;
|
|---|
| 1568 | p = nextval;
|
|---|
| 1569 | }
|
|---|
| 1570 | else
|
|---|
| 1571 | {
|
|---|
| 1572 | p = nextval + 1;
|
|---|
| 1573 | break;
|
|---|
| 1574 | }
|
|---|
| 1575 |
|
|---|
| 1576 | }
|
|---|
| 1577 |
|
|---|
| 1578 | /* more args available */
|
|---|
| 1579 | if (nextval)
|
|---|
| 1580 | {
|
|---|
| 1581 | *nextval = (char) 0x00;
|
|---|
| 1582 | return ++nextval;
|
|---|
| 1583 | }
|
|---|
| 1584 |
|
|---|
| 1585 | /* no more args after this, jump to EOS */
|
|---|
| 1586 | nextval = src + strlen(src);
|
|---|
| 1587 | return nextval;
|
|---|
| 1588 | }
|
|---|
| 1589 |
|
|---|
| 1590 |
|
|---|
| 1591 | void
|
|---|
| 1592 | toupper_str(char *p)
|
|---|
| 1593 | {
|
|---|
| 1594 | while (*p)
|
|---|
| 1595 | {
|
|---|
| 1596 | if ((*p >= 'a') && (*p <= 'z'))
|
|---|
| 1597 | *p = toupper((int) *p);
|
|---|
| 1598 | p++;
|
|---|
| 1599 | }
|
|---|
| 1600 | }
|
|---|
| 1601 |
|
|---|
| 1602 |
|
|---|
| 1603 | RD_BOOL
|
|---|
| 1604 | str_startswith(const char *s, const char *prefix)
|
|---|
| 1605 | {
|
|---|
| 1606 | return (strncmp(s, prefix, strlen(prefix)) == 0);
|
|---|
| 1607 | }
|
|---|
| 1608 |
|
|---|
| 1609 |
|
|---|
| 1610 | /* Split input into lines, and call linehandler for each
|
|---|
| 1611 | line. Incomplete lines are saved in the rest variable, which should
|
|---|
| 1612 | initially point to NULL. When linehandler returns False, stop and
|
|---|
| 1613 | return False. Otherwise, return True. */
|
|---|
| 1614 | RD_BOOL
|
|---|
| 1615 | str_handle_lines(const char *input, char **rest, str_handle_lines_t linehandler, void *data)
|
|---|
| 1616 | {
|
|---|
| 1617 | char *buf, *p;
|
|---|
| 1618 | char *oldrest;
|
|---|
| 1619 | size_t inputlen;
|
|---|
| 1620 | size_t buflen;
|
|---|
| 1621 | size_t restlen = 0;
|
|---|
| 1622 | RD_BOOL ret = True;
|
|---|
| 1623 |
|
|---|
| 1624 | /* Copy data to buffer */
|
|---|
| 1625 | inputlen = strlen(input);
|
|---|
| 1626 | if (*rest)
|
|---|
| 1627 | restlen = strlen(*rest);
|
|---|
| 1628 | buflen = restlen + inputlen + 1;
|
|---|
| 1629 | buf = (char *) xmalloc(buflen);
|
|---|
| 1630 | buf[0] = '\0';
|
|---|
| 1631 | if (*rest)
|
|---|
| 1632 | STRNCPY(buf, *rest, buflen);
|
|---|
| 1633 | strncat(buf, input, inputlen);
|
|---|
| 1634 | p = buf;
|
|---|
| 1635 |
|
|---|
| 1636 | while (1)
|
|---|
| 1637 | {
|
|---|
| 1638 | char *newline = strchr(p, '\n');
|
|---|
| 1639 | if (newline)
|
|---|
| 1640 | {
|
|---|
| 1641 | *newline = '\0';
|
|---|
| 1642 | if (!linehandler(p, data))
|
|---|
| 1643 | {
|
|---|
| 1644 | p = newline + 1;
|
|---|
| 1645 | ret = False;
|
|---|
| 1646 | break;
|
|---|
| 1647 | }
|
|---|
| 1648 | p = newline + 1;
|
|---|
| 1649 | }
|
|---|
| 1650 | else
|
|---|
| 1651 | {
|
|---|
| 1652 | break;
|
|---|
| 1653 |
|
|---|
| 1654 | }
|
|---|
| 1655 | }
|
|---|
| 1656 |
|
|---|
| 1657 | /* Save in rest */
|
|---|
| 1658 | oldrest = *rest;
|
|---|
| 1659 | restlen = buf + buflen - p;
|
|---|
| 1660 | *rest = (char *) xmalloc(restlen);
|
|---|
| 1661 | STRNCPY((*rest), p, restlen);
|
|---|
| 1662 | xfree(oldrest);
|
|---|
| 1663 |
|
|---|
| 1664 | xfree(buf);
|
|---|
| 1665 | return ret;
|
|---|
| 1666 | }
|
|---|
| 1667 |
|
|---|
| 1668 | /* Execute the program specified by argv. For each line in
|
|---|
| 1669 | stdout/stderr output, call linehandler. Returns false on failure. */
|
|---|
| 1670 | RD_BOOL
|
|---|
| 1671 | subprocess(char *const argv[], str_handle_lines_t linehandler, void *data)
|
|---|
| 1672 | {
|
|---|
| 1673 | pid_t child;
|
|---|
| 1674 | int fd[2];
|
|---|
| 1675 | int n = 1;
|
|---|
| 1676 | char output[256];
|
|---|
| 1677 | char *rest = NULL;
|
|---|
| 1678 |
|
|---|
| 1679 | if (pipe(fd) < 0)
|
|---|
| 1680 | {
|
|---|
| 1681 | perror("pipe");
|
|---|
| 1682 | return False;
|
|---|
| 1683 | }
|
|---|
| 1684 |
|
|---|
| 1685 | if ((child = fork()) < 0)
|
|---|
| 1686 | {
|
|---|
| 1687 | perror("fork");
|
|---|
| 1688 | return False;
|
|---|
| 1689 | }
|
|---|
| 1690 |
|
|---|
| 1691 | /* Child */
|
|---|
| 1692 | if (child == 0)
|
|---|
| 1693 | {
|
|---|
| 1694 | /* Close read end */
|
|---|
| 1695 | close(fd[0]);
|
|---|
| 1696 |
|
|---|
| 1697 | /* Redirect stdout and stderr to pipe */
|
|---|
| 1698 | dup2(fd[1], 1);
|
|---|
| 1699 | dup2(fd[1], 2);
|
|---|
| 1700 |
|
|---|
| 1701 | /* Execute */
|
|---|
| 1702 | execvp(argv[0], argv);
|
|---|
| 1703 | perror("Error executing child");
|
|---|
| 1704 | _exit(128);
|
|---|
| 1705 | }
|
|---|
| 1706 |
|
|---|
| 1707 | /* Parent. Close write end. */
|
|---|
| 1708 | close(fd[1]);
|
|---|
| 1709 | while (n > 0)
|
|---|
| 1710 | {
|
|---|
| 1711 | n = read(fd[0], output, 255);
|
|---|
| 1712 | output[n] = '\0';
|
|---|
| 1713 | str_handle_lines(output, &rest, linehandler, data);
|
|---|
| 1714 | }
|
|---|
| 1715 | xfree(rest);
|
|---|
| 1716 |
|
|---|
| 1717 | return True;
|
|---|
| 1718 | }
|
|---|
| 1719 |
|
|---|
| 1720 |
|
|---|
| 1721 | /* not all clibs got ltoa */
|
|---|
| 1722 | #define LTOA_BUFSIZE (sizeof(long) * 8 + 1)
|
|---|
| 1723 |
|
|---|
| 1724 | char *
|
|---|
| 1725 | l_to_a(long N, int base)
|
|---|
| 1726 | {
|
|---|
| 1727 | static char ret[LTOA_BUFSIZE];
|
|---|
| 1728 |
|
|---|
| 1729 | char *head = ret, buf[LTOA_BUFSIZE], *tail = buf + sizeof(buf);
|
|---|
| 1730 |
|
|---|
| 1731 | register int divrem;
|
|---|
| 1732 |
|
|---|
| 1733 | if (base < 36 || 2 > base)
|
|---|
| 1734 | base = 10;
|
|---|
| 1735 |
|
|---|
| 1736 | if (N < 0)
|
|---|
| 1737 | {
|
|---|
| 1738 | *head++ = '-';
|
|---|
| 1739 | N = -N;
|
|---|
| 1740 | }
|
|---|
| 1741 |
|
|---|
| 1742 | tail = buf + sizeof(buf);
|
|---|
| 1743 | *--tail = 0;
|
|---|
| 1744 |
|
|---|
| 1745 | do
|
|---|
| 1746 | {
|
|---|
| 1747 | divrem = N % base;
|
|---|
| 1748 | *--tail = (divrem <= 9) ? divrem + '0' : divrem + 'a' - 10;
|
|---|
| 1749 | N /= base;
|
|---|
| 1750 | }
|
|---|
| 1751 | while (N);
|
|---|
| 1752 |
|
|---|
| 1753 | strcpy(head, tail);
|
|---|
| 1754 | return ret;
|
|---|
| 1755 | }
|
|---|
| 1756 |
|
|---|
| 1757 | int
|
|---|
| 1758 | load_licence(unsigned char **data)
|
|---|
| 1759 | {
|
|---|
| 1760 | uint8 ho[20], hi[16];
|
|---|
| 1761 | char *home, path[PATH_MAX], hash[41];
|
|---|
| 1762 | struct stat st;
|
|---|
| 1763 | int fd, length;
|
|---|
| 1764 |
|
|---|
| 1765 | home = getenv("HOME");
|
|---|
| 1766 | if (home == NULL)
|
|---|
| 1767 | return -1;
|
|---|
| 1768 |
|
|---|
| 1769 | memset(hi, 0, sizeof(hi));
|
|---|
| 1770 | snprintf((char *) hi, 16, "%s", g_hostname);
|
|---|
| 1771 | sec_hash_sha1_16(ho, hi, g_static_rdesktop_salt_16);
|
|---|
| 1772 | sec_hash_to_string(hash, sizeof(hash), ho, sizeof(ho));
|
|---|
| 1773 |
|
|---|
| 1774 | snprintf(path, PATH_MAX, "%s" RDESKTOP_LICENSE_STORE "/%s.cal", home, hash);
|
|---|
| 1775 | path[sizeof(path) - 1] = '\0';
|
|---|
| 1776 |
|
|---|
| 1777 | fd = open(path, O_RDONLY);
|
|---|
| 1778 | if (fd == -1)
|
|---|
| 1779 | {
|
|---|
| 1780 | /* fallback to try reading old license file */
|
|---|
| 1781 | snprintf(path, PATH_MAX, "%s/.rdesktop/license.%s", home, g_hostname);
|
|---|
| 1782 | path[sizeof(path) - 1] = '\0';
|
|---|
| 1783 | if ((fd = open(path, O_RDONLY)) == -1)
|
|---|
| 1784 | return -1;
|
|---|
| 1785 | }
|
|---|
| 1786 |
|
|---|
| 1787 | if (fstat(fd, &st))
|
|---|
| 1788 | {
|
|---|
| 1789 | close(fd);
|
|---|
| 1790 | return -1;
|
|---|
| 1791 | }
|
|---|
| 1792 |
|
|---|
| 1793 | *data = (uint8 *) xmalloc(st.st_size);
|
|---|
| 1794 | length = read(fd, *data, st.st_size);
|
|---|
| 1795 | close(fd);
|
|---|
| 1796 | return length;
|
|---|
| 1797 | }
|
|---|
| 1798 |
|
|---|
| 1799 | void
|
|---|
| 1800 | save_licence(unsigned char *data, int length)
|
|---|
| 1801 | {
|
|---|
| 1802 | uint8 ho[20], hi[16];
|
|---|
| 1803 | char *home, path[PATH_MAX], tmppath[PATH_MAX], hash[41];
|
|---|
| 1804 | int fd;
|
|---|
| 1805 |
|
|---|
| 1806 | home = getenv("HOME");
|
|---|
| 1807 | if (home == NULL)
|
|---|
| 1808 | return;
|
|---|
| 1809 |
|
|---|
| 1810 | snprintf(path, PATH_MAX, "%s" RDESKTOP_LICENSE_STORE, home);
|
|---|
| 1811 | path[sizeof(path) - 1] = '\0';
|
|---|
| 1812 | if (utils_mkdir_p(path, 0700) == -1)
|
|---|
| 1813 | {
|
|---|
| 1814 | perror(path);
|
|---|
| 1815 | return;
|
|---|
| 1816 | }
|
|---|
| 1817 |
|
|---|
| 1818 | memset(hi, 0, sizeof(hi));
|
|---|
| 1819 | snprintf((char *) hi, 16, "%s", g_hostname);
|
|---|
| 1820 | sec_hash_sha1_16(ho, hi, g_static_rdesktop_salt_16);
|
|---|
| 1821 | sec_hash_to_string(hash, sizeof(hash), ho, sizeof(ho));
|
|---|
| 1822 |
|
|---|
| 1823 | /* write licence to {sha1}.cal.new, then atomically
|
|---|
| 1824 | rename to {sha1}.cal */
|
|---|
| 1825 | snprintf(path, PATH_MAX, "%s" RDESKTOP_LICENSE_STORE "/%s.cal", home, hash);
|
|---|
| 1826 | path[sizeof(path) - 1] = '\0';
|
|---|
| 1827 |
|
|---|
| 1828 | snprintf(tmppath, PATH_MAX, "%s.new", path);
|
|---|
| 1829 | path[sizeof(path) - 1] = '\0';
|
|---|
| 1830 |
|
|---|
| 1831 | fd = open(tmppath, O_WRONLY | O_CREAT | O_TRUNC, 0600);
|
|---|
| 1832 | if (fd == -1)
|
|---|
| 1833 | {
|
|---|
| 1834 | perror(tmppath);
|
|---|
| 1835 | return;
|
|---|
| 1836 | }
|
|---|
| 1837 |
|
|---|
| 1838 | if (write(fd, data, length) != length)
|
|---|
| 1839 | {
|
|---|
| 1840 | perror(tmppath);
|
|---|
| 1841 | unlink(tmppath);
|
|---|
| 1842 | }
|
|---|
| 1843 | else if (rename(tmppath, path) == -1)
|
|---|
| 1844 | {
|
|---|
| 1845 | perror(path);
|
|---|
| 1846 | unlink(tmppath);
|
|---|
| 1847 | }
|
|---|
| 1848 |
|
|---|
| 1849 | close(fd);
|
|---|
| 1850 | }
|
|---|
| 1851 |
|
|---|
| 1852 | /* create rdesktop ui */
|
|---|
| 1853 | void
|
|---|
| 1854 | rd_create_ui()
|
|---|
| 1855 | {
|
|---|
| 1856 | /* only create a window if we dont have one intialized */
|
|---|
| 1857 | if (!ui_have_window())
|
|---|
| 1858 | {
|
|---|
| 1859 | if (!ui_create_window())
|
|---|
| 1860 | exit(EX_OSERR);
|
|---|
| 1861 | }
|
|---|
| 1862 | }
|
|---|
| 1863 |
|
|---|
| 1864 | /* Create the bitmap cache directory */
|
|---|
| 1865 | RD_BOOL
|
|---|
| 1866 | rd_pstcache_mkdir(void)
|
|---|
| 1867 | {
|
|---|
| 1868 | char *home;
|
|---|
| 1869 | char bmpcache_dir[256];
|
|---|
| 1870 |
|
|---|
| 1871 | home = getenv("HOME");
|
|---|
| 1872 |
|
|---|
| 1873 | if (home == NULL)
|
|---|
| 1874 | return False;
|
|---|
| 1875 |
|
|---|
| 1876 | #ifdef VBOX
|
|---|
| 1877 | snprintf(bmpcache_dir, sizeof(bmpcache_dir), "%s/%s", home, ".rdesktop");
|
|---|
| 1878 | #else
|
|---|
| 1879 | sprintf(bmpcache_dir, "%s/%s", home, ".rdesktop");
|
|---|
| 1880 | #endif
|
|---|
| 1881 |
|
|---|
| 1882 | if ((mkdir(bmpcache_dir, S_IRWXU) == -1) && errno != EEXIST)
|
|---|
| 1883 | {
|
|---|
| 1884 | perror(bmpcache_dir);
|
|---|
| 1885 | return False;
|
|---|
| 1886 | }
|
|---|
| 1887 |
|
|---|
| 1888 | #ifdef VBOX
|
|---|
| 1889 | snprintf(bmpcache_dir, sizeof(bmpcache_dir), "%s/%s", home, ".rdesktop/cache");
|
|---|
| 1890 | #else
|
|---|
| 1891 | sprintf(bmpcache_dir, "%s/%s", home, ".rdesktop/cache");
|
|---|
| 1892 | #endif
|
|---|
| 1893 |
|
|---|
| 1894 | if ((mkdir(bmpcache_dir, S_IRWXU) == -1) && errno != EEXIST)
|
|---|
| 1895 | {
|
|---|
| 1896 | perror(bmpcache_dir);
|
|---|
| 1897 | return False;
|
|---|
| 1898 | }
|
|---|
| 1899 |
|
|---|
| 1900 | return True;
|
|---|
| 1901 | }
|
|---|
| 1902 |
|
|---|
| 1903 | /* open a file in the .rdesktop directory */
|
|---|
| 1904 | int
|
|---|
| 1905 | rd_open_file(char *filename)
|
|---|
| 1906 | {
|
|---|
| 1907 | char *home;
|
|---|
| 1908 | char fn[256];
|
|---|
| 1909 | int fd;
|
|---|
| 1910 |
|
|---|
| 1911 | home = getenv("HOME");
|
|---|
| 1912 | if (home == NULL)
|
|---|
| 1913 | return -1;
|
|---|
| 1914 | #ifdef VBOX
|
|---|
| 1915 | snprintf(fn, sizeof(fn), "%s/.rdesktop/%s", home, filename);
|
|---|
| 1916 | #else
|
|---|
| 1917 | sprintf(fn, "%s/.rdesktop/%s", home, filename);
|
|---|
| 1918 | #endif
|
|---|
| 1919 | fd = open(fn, O_RDWR | O_CREAT, S_IRUSR | S_IWUSR);
|
|---|
| 1920 | if (fd == -1)
|
|---|
| 1921 | perror(fn);
|
|---|
| 1922 | return fd;
|
|---|
| 1923 | }
|
|---|
| 1924 |
|
|---|
| 1925 | /* close file */
|
|---|
| 1926 | void
|
|---|
| 1927 | rd_close_file(int fd)
|
|---|
| 1928 | {
|
|---|
| 1929 | close(fd);
|
|---|
| 1930 | }
|
|---|
| 1931 |
|
|---|
| 1932 | /* read from file*/
|
|---|
| 1933 | int
|
|---|
| 1934 | rd_read_file(int fd, void *ptr, int len)
|
|---|
| 1935 | {
|
|---|
| 1936 | return read(fd, ptr, len);
|
|---|
| 1937 | }
|
|---|
| 1938 |
|
|---|
| 1939 | /* write to file */
|
|---|
| 1940 | int
|
|---|
| 1941 | rd_write_file(int fd, void *ptr, int len)
|
|---|
| 1942 | {
|
|---|
| 1943 | return write(fd, ptr, len);
|
|---|
| 1944 | }
|
|---|
| 1945 |
|
|---|
| 1946 | /* move file pointer */
|
|---|
| 1947 | int
|
|---|
| 1948 | rd_lseek_file(int fd, int offset)
|
|---|
| 1949 | {
|
|---|
| 1950 | return lseek(fd, offset, SEEK_SET);
|
|---|
| 1951 | }
|
|---|
| 1952 |
|
|---|
| 1953 | /* do a write lock on a file */
|
|---|
| 1954 | RD_BOOL
|
|---|
| 1955 | rd_lock_file(int fd, int start, int len)
|
|---|
| 1956 | {
|
|---|
| 1957 | struct flock lock;
|
|---|
| 1958 |
|
|---|
| 1959 | lock.l_type = F_WRLCK;
|
|---|
| 1960 | lock.l_whence = SEEK_SET;
|
|---|
| 1961 | lock.l_start = start;
|
|---|
| 1962 | lock.l_len = len;
|
|---|
| 1963 | if (fcntl(fd, F_SETLK, &lock) == -1)
|
|---|
| 1964 | return False;
|
|---|
| 1965 | return True;
|
|---|
| 1966 | }
|
|---|
