| 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 1999-2005
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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 | #include <stdarg.h> /* va_list va_start va_end */
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| 22 | #include <unistd.h> /* read close getuid getgid getpid getppid gethostname */
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| 23 | #include <fcntl.h> /* open */
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| 24 | #include <pwd.h> /* getpwuid */
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| 25 | #include <termios.h> /* tcgetattr tcsetattr */
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| 26 | #include <sys/stat.h> /* stat */
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| 27 | #include <sys/time.h> /* gettimeofday */
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| 28 | #include <sys/times.h> /* times */
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| 29 | #include <ctype.h> /* toupper */
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| 30 | #include <errno.h>
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| 31 | #include "rdesktop.h"
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| 32 |
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| 33 | #ifdef HAVE_LOCALE_H
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| 34 | #include <locale.h>
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| 35 | #endif
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| 36 | #ifdef HAVE_ICONV
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| 37 | #ifdef HAVE_LANGINFO_H
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| 38 | #include <langinfo.h>
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| 39 | #endif
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| 40 | #endif
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| 41 |
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| 42 | #ifdef EGD_SOCKET
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| 43 | #include <sys/types.h>
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| 44 | #include <sys/socket.h> /* socket connect */
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| 45 | #include <sys/un.h> /* sockaddr_un */
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| 46 | #endif
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| 47 |
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| 48 | #include <openssl/md5.h>
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| 49 |
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| 50 | char g_title[64] = "";
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| 51 | char g_username[64];
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| 52 | char g_hostname[16];
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| 53 | char g_keymapname[PATH_MAX] = "";
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| 54 | unsigned int g_keylayout = 0x409; /* Defaults to US keyboard layout */
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| 55 | int g_keyboard_type = 0x4; /* Defaults to US keyboard layout */
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| 56 | int g_keyboard_subtype = 0x0; /* Defaults to US keyboard layout */
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| 57 | int g_keyboard_functionkeys = 0xc; /* Defaults to US keyboard layout */
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| 58 |
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| 59 | int g_width = 800; /* width is special: If 0, the
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| 60 | geometry will be fetched from
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| 61 | _NET_WORKAREA. If negative,
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| 62 | absolute value specifies the
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| 63 | percent of the whole screen. */
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| 64 | int g_height = 600;
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| 65 | int g_xpos = 0;
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| 66 | int g_ypos = 0;
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| 67 | int g_pos = 0; /* 0 position unspecified,
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| 68 | 1 specified,
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| 69 | 2 xpos neg,
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| 70 | 4 ypos neg */
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| 71 | extern int g_tcp_port_rdp;
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| 72 | int g_server_depth = -1;
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| 73 | int g_win_button_size = 0; /* If zero, disable single app mode */
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| 74 | BOOL g_bitmap_compression = True;
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| 75 | BOOL g_sendmotion = True;
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| 76 | BOOL g_bitmap_cache = True;
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| 77 | BOOL g_bitmap_cache_persist_enable = False;
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| 78 | BOOL g_bitmap_cache_precache = True;
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| 79 | BOOL g_encryption = True;
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| 80 | BOOL packet_encryption = True;
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| 81 | BOOL g_desktop_save = True; /* desktop save order */
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| 82 | BOOL g_polygon_ellipse_orders = True; /* polygon / ellipse orders */
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| 83 | BOOL g_fullscreen = False;
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| 84 | BOOL g_grab_keyboard = True;
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| 85 | BOOL g_hide_decorations = False;
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| 86 | BOOL g_use_rdp5 = True;
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| 87 | BOOL g_rdpclip = True;
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| 88 | BOOL g_console_session = False;
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| 89 | BOOL g_numlock_sync = False;
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| 90 | BOOL lspci_enabled = False;
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| 91 | BOOL g_owncolmap = False;
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| 92 | BOOL g_ownbackstore = True; /* We can't rely on external BackingStore */
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| 93 | BOOL g_seamless_rdp = False;
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| 94 | uint32 g_embed_wnd;
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| 95 | uint32 g_rdp5_performanceflags =
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| 96 | RDP5_NO_WALLPAPER | RDP5_NO_FULLWINDOWDRAG | RDP5_NO_MENUANIMATIONS;
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| 97 | /* Session Directory redirection */
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| 98 | BOOL g_redirect = False;
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| 99 | char g_redirect_server[64];
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| 100 | char g_redirect_domain[16];
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| 101 | char g_redirect_password[64];
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| 102 | char g_redirect_username[64];
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| 103 | char g_redirect_cookie[128];
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| 104 | uint32 g_redirect_flags = 0;
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| 105 |
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| 106 | #ifdef WITH_RDPSND
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| 107 | BOOL g_rdpsnd = False;
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| 108 | #endif
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| 109 |
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| 110 | #ifdef WITH_RDPUSB
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| 111 | BOOL g_rdpusb = False;
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| 112 | #endif
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| 113 |
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| 114 | #ifdef HAVE_ICONV
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| 115 | char g_codepage[16] = "";
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| 116 | #endif
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| 117 |
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| 118 | extern RDPDR_DEVICE g_rdpdr_device[];
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| 119 | extern uint32 g_num_devices;
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| 120 | extern char *g_rdpdr_clientname;
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| 121 |
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| 122 | #ifdef RDP2VNC
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| 123 | extern int rfb_port;
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| 124 | extern int defer_time;
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| 125 | void
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| 126 | rdp2vnc_connect(char *server, uint32 flags, char *domain, char *password,
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| 127 | char *shell, char *directory);
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| 128 | #endif
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| 129 | /* Display usage information */
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| 130 | static void
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| 131 | usage(char *program)
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| 132 | {
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| 133 | fprintf(stderr, "rdesktop: A Remote Desktop Protocol client.\n");
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| 134 | fprintf(stderr, "Version " VERSION ". Copyright (C) 1999-2005 Matt Chapman.\n");
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| 135 | fprintf(stderr, "Modified for VirtualBox by innotek GmbH.\n");
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| 136 | fprintf(stderr, "See http://www.rdesktop.org/ for more information.\n\n");
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| 137 |
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| 138 | fprintf(stderr, "Usage: %s [options] server[:port]\n", program);
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| 139 | #ifdef RDP2VNC
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| 140 | fprintf(stderr, " -V: vnc port\n");
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| 141 | fprintf(stderr, " -Q: defer time (ms)\n");
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| 142 | #endif
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| 143 | fprintf(stderr, " -u: user name\n");
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| 144 | fprintf(stderr, " -d: domain\n");
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| 145 | fprintf(stderr, " -s: shell\n");
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| 146 | fprintf(stderr, " -c: working directory\n");
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| 147 | fprintf(stderr, " -p: password (- to prompt)\n");
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| 148 | fprintf(stderr, " -n: client hostname\n");
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| 149 | fprintf(stderr, " -k: keyboard layout on server (en-us, de, sv, etc.)\n");
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| 150 | fprintf(stderr, " -g: desktop geometry (WxH)\n");
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| 151 | fprintf(stderr, " -f: full-screen mode\n");
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| 152 | fprintf(stderr, " -b: force bitmap updates\n");
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| 153 | #ifdef HAVE_ICONV
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| 154 | fprintf(stderr, " -L: local codepage\n");
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| 155 | #endif
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| 156 | fprintf(stderr, " -A: enable SeamlessRDP mode\n");
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| 157 | fprintf(stderr, " -B: use BackingStore of X-server (if available)\n");
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| 158 | fprintf(stderr, " -e: disable encryption (French TS)\n");
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| 159 | fprintf(stderr, " -E: disable encryption from client to server\n");
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| 160 | fprintf(stderr, " -m: do not send motion events\n");
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| 161 | fprintf(stderr, " -C: use private colour map\n");
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| 162 | fprintf(stderr, " -D: hide window manager decorations\n");
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| 163 | fprintf(stderr, " -K: keep window manager key bindings\n");
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| 164 | fprintf(stderr, " -S: caption button size (single application mode)\n");
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| 165 | fprintf(stderr, " -T: window title\n");
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| 166 | fprintf(stderr, " -N: enable numlock syncronization\n");
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| 167 | fprintf(stderr, " -X: embed into another window with a given id.\n");
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| 168 | fprintf(stderr, " -a: connection colour depth\n");
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| 169 | fprintf(stderr, " -z: enable rdp compression\n");
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| 170 | fprintf(stderr, " -x: RDP5 experience (m[odem 28.8], b[roadband], l[an] or hex nr.)\n");
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| 171 | fprintf(stderr, " -P: use persistent bitmap caching\n");
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| 172 | fprintf(stderr, " -r: enable specified device redirection (this flag can be repeated)\n");
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| 173 | fprintf(stderr,
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| 174 | " '-r comport:COM1=/dev/ttyS0': enable serial redirection of /dev/ttyS0 to COM1\n");
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| 175 | fprintf(stderr, " or COM1=/dev/ttyS0,COM2=/dev/ttyS1\n");
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| 176 | fprintf(stderr,
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| 177 | " '-r disk:floppy=/mnt/floppy': enable redirection of /mnt/floppy to 'floppy' share\n");
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| 178 | fprintf(stderr, " or 'floppy=/mnt/floppy,cdrom=/mnt/cdrom'\n");
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| 179 | fprintf(stderr, " '-r clientname=<client name>': Set the client name displayed\n");
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| 180 | fprintf(stderr, " for redirected disks\n");
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| 181 | fprintf(stderr,
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| 182 | " '-r lptport:LPT1=/dev/lp0': enable parallel redirection of /dev/lp0 to LPT1\n");
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| 183 | fprintf(stderr, " or LPT1=/dev/lp0,LPT2=/dev/lp1\n");
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| 184 | fprintf(stderr, " '-r printer:mydeskjet': enable printer redirection\n");
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| 185 | fprintf(stderr,
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| 186 | " or mydeskjet=\"HP LaserJet IIIP\" to enter server driver as well\n");
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| 187 | fprintf(stderr, " '-r sound:[local|off|remote]': enable sound redirection\n");
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| 188 | fprintf(stderr, " remote would leave sound on server\n");
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| 189 | #ifdef WITH_RDPUSB
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| 190 | fprintf(stderr, " '-r usb': enable USB redirection\n");
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| 191 | #endif
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| 192 | fprintf(stderr,
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| 193 | " '-r clipboard:[off|PRIMARYCLIPBOARD|CLIPBOARD]': enable clipboard\n");
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| 194 | fprintf(stderr, " redirection.\n");
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| 195 | fprintf(stderr,
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| 196 | " 'PRIMARYCLIPBOARD' looks at both PRIMARY and CLIPBOARD\n");
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| 197 | fprintf(stderr, " when sending data to server.\n");
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| 198 | fprintf(stderr, " 'CLIPBOARD' looks at only CLIPBOARD.\n");
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| 199 | fprintf(stderr, " -0: attach to console\n");
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| 200 | fprintf(stderr, " -4: use RDP version 4\n");
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| 201 | fprintf(stderr, " -5: use RDP version 5 (default)\n");
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| 202 | }
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| 203 |
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| 204 | static void
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| 205 | print_disconnect_reason(uint16 reason)
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| 206 | {
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| 207 | char *text;
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| 208 |
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| 209 | switch (reason)
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| 210 | {
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| 211 | case exDiscReasonNoInfo:
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| 212 | text = "No information available";
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| 213 | break;
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| 214 |
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| 215 | case exDiscReasonAPIInitiatedDisconnect:
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| 216 | text = "Server initiated disconnect";
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| 217 | break;
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| 218 |
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| 219 | case exDiscReasonAPIInitiatedLogoff:
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| 220 | text = "Server initiated logoff";
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| 221 | break;
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| 222 |
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| 223 | case exDiscReasonServerIdleTimeout:
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| 224 | text = "Server idle timeout reached";
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| 225 | break;
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| 226 |
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| 227 | case exDiscReasonServerLogonTimeout:
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| 228 | text = "Server logon timeout reached";
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| 229 | break;
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| 230 |
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| 231 | case exDiscReasonReplacedByOtherConnection:
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| 232 | text = "The session was replaced";
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| 233 | break;
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| 234 |
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| 235 | case exDiscReasonOutOfMemory:
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| 236 | text = "The server is out of memory";
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| 237 | break;
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| 238 |
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| 239 | case exDiscReasonServerDeniedConnection:
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| 240 | text = "The server denied the connection";
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| 241 | break;
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| 242 |
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| 243 | case exDiscReasonServerDeniedConnectionFips:
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| 244 | text = "The server denied the connection for security reason";
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| 245 | break;
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| 246 |
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| 247 | case exDiscReasonLicenseInternal:
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| 248 | text = "Internal licensing error";
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| 249 | break;
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| 250 |
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| 251 | case exDiscReasonLicenseNoLicenseServer:
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| 252 | text = "No license server available";
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| 253 | break;
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| 254 |
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| 255 | case exDiscReasonLicenseNoLicense:
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| 256 | text = "No valid license available";
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| 257 | break;
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| 258 |
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| 259 | case exDiscReasonLicenseErrClientMsg:
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| 260 | text = "Invalid licensing message";
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| 261 | break;
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| 262 |
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| 263 | case exDiscReasonLicenseHwidDoesntMatchLicense:
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| 264 | text = "Hardware id doesn't match software license";
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| 265 | break;
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| 266 |
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| 267 | case exDiscReasonLicenseErrClientLicense:
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| 268 | text = "Client license error";
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| 269 | break;
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| 270 |
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| 271 | case exDiscReasonLicenseCantFinishProtocol:
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| 272 | text = "Network error during licensing protocol";
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| 273 | break;
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| 274 |
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| 275 | case exDiscReasonLicenseClientEndedProtocol:
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| 276 | text = "Licensing protocol was not completed";
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| 277 | break;
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| 278 |
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| 279 | case exDiscReasonLicenseErrClientEncryption:
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| 280 | text = "Incorrect client license enryption";
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| 281 | break;
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| 282 |
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| 283 | case exDiscReasonLicenseCantUpgradeLicense:
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| 284 | text = "Can't upgrade license";
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| 285 | break;
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| 286 |
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| 287 | case exDiscReasonLicenseNoRemoteConnections:
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| 288 | text = "The server is not licensed to accept remote connections";
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| 289 | break;
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| 290 |
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| 291 | default:
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| 292 | if (reason > 0x1000 && reason < 0x7fff)
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| 293 | {
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| 294 | text = "Internal protocol error";
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| 295 | }
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| 296 | else
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| 297 | {
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| 298 | text = "Unknown reason";
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| 299 | }
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| 300 | }
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| 301 | fprintf(stderr, "disconnect: %s.\n", text);
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| 302 | }
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| 303 |
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| 304 | static void
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| 305 | rdesktop_reset_state(void)
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| 306 | {
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| 307 | rdp_reset_state();
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| 308 | }
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| 309 |
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| 310 | static BOOL
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| 311 | read_password(char *password, int size)
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| 312 | {
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| 313 | struct termios tios;
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| 314 | BOOL ret = False;
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| 315 | int istty = 0;
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| 316 | char *p;
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| 317 |
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| 318 | if (tcgetattr(STDIN_FILENO, &tios) == 0)
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| 319 | {
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| 320 | fprintf(stderr, "Password: ");
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| 321 | tios.c_lflag &= ~ECHO;
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| 322 | tcsetattr(STDIN_FILENO, TCSANOW, &tios);
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| 323 | istty = 1;
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| 324 | }
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| 325 |
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| 326 | if (fgets(password, size, stdin) != NULL)
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| 327 | {
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| 328 | ret = True;
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| 329 |
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| 330 | /* strip final newline */
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| 331 | p = strchr(password, '\n');
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| 332 | if (p != NULL)
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| 333 | *p = 0;
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| 334 | }
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| 335 |
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| 336 | if (istty)
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| 337 | {
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| 338 | tios.c_lflag |= ECHO;
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| 339 | tcsetattr(STDIN_FILENO, TCSANOW, &tios);
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| 340 | fprintf(stderr, "\n");
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| 341 | }
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| 342 |
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| 343 | return ret;
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| 344 | }
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| 345 |
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| 346 | static void
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| 347 | parse_server_and_port(char *server)
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| 348 | {
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| 349 | char *p;
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| 350 | #ifdef IPv6
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| 351 | int addr_colons;
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| 352 | #endif
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| 353 |
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| 354 | #ifdef IPv6
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| 355 | p = server;
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| 356 | addr_colons = 0;
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| 357 | while (*p)
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| 358 | if (*p++ == ':')
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| 359 | addr_colons++;
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| 360 | if (addr_colons >= 2)
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| 361 | {
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| 362 | /* numeric IPv6 style address format - [1:2:3::4]:port */
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| 363 | p = strchr(server, ']');
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| 364 | if (*server == '[' && p != NULL)
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| 365 | {
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| 366 | if (*(p + 1) == ':' && *(p + 2) != '\0')
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| 367 | g_tcp_port_rdp = strtol(p + 2, NULL, 10);
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| 368 | /* remove the port number and brackets from the address */
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| 369 | *p = '\0';
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| 370 | strncpy(server, server + 1, strlen(server));
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| 371 | }
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| 372 | }
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| 373 | else
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| 374 | {
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| 375 | /* dns name or IPv4 style address format - server.example.com:port or 1.2.3.4:port */
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| 376 | p = strchr(server, ':');
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| 377 | if (p != NULL)
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| 378 | {
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| 379 | g_tcp_port_rdp = strtol(p + 1, NULL, 10);
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| 380 | *p = 0;
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| 381 | }
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| 382 | }
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| 383 | #else /* no IPv6 support */
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| 384 | p = strchr(server, ':');
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| 385 | if (p != NULL)
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| 386 | {
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| 387 | g_tcp_port_rdp = strtol(p + 1, NULL, 10);
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| 388 | *p = 0;
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| 389 | }
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| 390 | #endif /* IPv6 */
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| 391 |
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| 392 | }
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| 393 |
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| 394 | /* Client program */
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| 395 | int
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| 396 | main(int argc, char *argv[])
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| 397 | {
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| 398 | char server[64];
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| 399 | char fullhostname[64];
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| 400 | char domain[16];
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| 401 | char password[64];
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| 402 | char shell[256];
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| 403 | char directory[256];
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|---|
| 404 | BOOL prompt_password, deactivated;
|
|---|
| 405 | struct passwd *pw;
|
|---|
| 406 | uint32 flags, ext_disc_reason = 0;
|
|---|
| 407 | char *p;
|
|---|
| 408 | int c;
|
|---|
| 409 | char *locale = NULL;
|
|---|
| 410 | int username_option = 0;
|
|---|
| 411 | BOOL geometry_option = False;
|
|---|
| 412 | int run_count = 0; /* Session Directory support */
|
|---|
| 413 | BOOL continue_connect = True; /* Session Directory support */
|
|---|
| 414 |
|
|---|
| 415 | #ifdef HAVE_LOCALE_H
|
|---|
| 416 | /* Set locale according to environment */
|
|---|
| 417 | locale = setlocale(LC_ALL, "");
|
|---|
| 418 | if (locale)
|
|---|
| 419 | {
|
|---|
| 420 | locale = xstrdup(locale);
|
|---|
| 421 | }
|
|---|
| 422 |
|
|---|
| 423 | #endif
|
|---|
| 424 | flags = RDP_LOGON_NORMAL;
|
|---|
| 425 | prompt_password = False;
|
|---|
| 426 | domain[0] = password[0] = shell[0] = directory[0] = 0;
|
|---|
| 427 | g_embed_wnd = 0;
|
|---|
| 428 |
|
|---|
| 429 | g_num_devices = 0;
|
|---|
| 430 |
|
|---|
| 431 | #ifdef RDP2VNC
|
|---|
| 432 | #define VNCOPT "V:Q:"
|
|---|
| 433 | #else
|
|---|
| 434 | #define VNCOPT
|
|---|
| 435 | #endif
|
|---|
| 436 |
|
|---|
| 437 | while ((c = getopt(argc, argv,
|
|---|
| 438 | VNCOPT "Au:L:d:s:c:p:n:k:g:fbBeEmzCDKS:T:NX:a:x:Pr:045h?")) != -1)
|
|---|
| 439 | {
|
|---|
| 440 | switch (c)
|
|---|
| 441 | {
|
|---|
| 442 | #ifdef RDP2VNC
|
|---|
| 443 | case 'V':
|
|---|
| 444 | rfb_port = strtol(optarg, NULL, 10);
|
|---|
| 445 | if (rfb_port < 100)
|
|---|
| 446 | rfb_port += 5900;
|
|---|
| 447 | break;
|
|---|
| 448 |
|
|---|
| 449 | case 'Q':
|
|---|
| 450 | defer_time = strtol(optarg, NULL, 10);
|
|---|
| 451 | if (defer_time < 0)
|
|---|
| 452 | defer_time = 0;
|
|---|
| 453 | break;
|
|---|
| 454 | #endif
|
|---|
| 455 |
|
|---|
| 456 | case 'A':
|
|---|
| 457 | g_seamless_rdp = True;
|
|---|
| 458 | break;
|
|---|
| 459 |
|
|---|
| 460 | case 'u':
|
|---|
| 461 | STRNCPY(g_username, optarg, sizeof(g_username));
|
|---|
| 462 | username_option = 1;
|
|---|
| 463 | break;
|
|---|
| 464 |
|
|---|
| 465 | case 'L':
|
|---|
| 466 | #ifdef HAVE_ICONV
|
|---|
| 467 | STRNCPY(g_codepage, optarg, sizeof(g_codepage));
|
|---|
| 468 | #else
|
|---|
| 469 | error("iconv support not available\n");
|
|---|
| 470 | #endif
|
|---|
| 471 | break;
|
|---|
| 472 |
|
|---|
| 473 | case 'd':
|
|---|
| 474 | STRNCPY(domain, optarg, sizeof(domain));
|
|---|
| 475 | break;
|
|---|
| 476 |
|
|---|
| 477 | case 's':
|
|---|
| 478 | STRNCPY(shell, optarg, sizeof(shell));
|
|---|
| 479 | break;
|
|---|
| 480 |
|
|---|
| 481 | case 'c':
|
|---|
| 482 | STRNCPY(directory, optarg, sizeof(directory));
|
|---|
| 483 | break;
|
|---|
| 484 |
|
|---|
| 485 | case 'p':
|
|---|
| 486 | if ((optarg[0] == '-') && (optarg[1] == 0))
|
|---|
| 487 | {
|
|---|
| 488 | prompt_password = True;
|
|---|
| 489 | break;
|
|---|
| 490 | }
|
|---|
| 491 |
|
|---|
| 492 | STRNCPY(password, optarg, sizeof(password));
|
|---|
| 493 | flags |= RDP_LOGON_AUTO;
|
|---|
| 494 |
|
|---|
| 495 | /* try to overwrite argument so it won't appear in ps */
|
|---|
| 496 | p = optarg;
|
|---|
| 497 | while (*p)
|
|---|
| 498 | *(p++) = 'X';
|
|---|
| 499 | break;
|
|---|
| 500 |
|
|---|
| 501 | case 'n':
|
|---|
| 502 | STRNCPY(g_hostname, optarg, sizeof(g_hostname));
|
|---|
| 503 | break;
|
|---|
| 504 |
|
|---|
| 505 | case 'k':
|
|---|
| 506 | STRNCPY(g_keymapname, optarg, sizeof(g_keymapname));
|
|---|
| 507 | break;
|
|---|
| 508 |
|
|---|
| 509 | case 'g':
|
|---|
| 510 | geometry_option = True;
|
|---|
| 511 | g_fullscreen = False;
|
|---|
| 512 | if (!strcmp(optarg, "workarea"))
|
|---|
| 513 | {
|
|---|
| 514 | g_width = g_height = 0;
|
|---|
| 515 | break;
|
|---|
| 516 | }
|
|---|
| 517 |
|
|---|
| 518 | g_width = strtol(optarg, &p, 10);
|
|---|
| 519 | if (g_width <= 0)
|
|---|
| 520 | {
|
|---|
| 521 | error("invalid geometry\n");
|
|---|
| 522 | return 1;
|
|---|
| 523 | }
|
|---|
| 524 |
|
|---|
| 525 | if (*p == 'x')
|
|---|
| 526 | g_height = strtol(p + 1, &p, 10);
|
|---|
| 527 |
|
|---|
| 528 | if (g_height <= 0)
|
|---|
| 529 | {
|
|---|
| 530 | error("invalid geometry\n");
|
|---|
| 531 | return 1;
|
|---|
| 532 | }
|
|---|
| 533 |
|
|---|
| 534 | if (*p == '%')
|
|---|
| 535 | {
|
|---|
| 536 | g_width = -g_width;
|
|---|
| 537 | p++;
|
|---|
| 538 | }
|
|---|
| 539 |
|
|---|
| 540 | if (*p == '+' || *p == '-')
|
|---|
| 541 | {
|
|---|
| 542 | g_pos |= (*p == '-') ? 2 : 1;
|
|---|
| 543 | g_xpos = strtol(p, &p, 10);
|
|---|
| 544 |
|
|---|
| 545 | }
|
|---|
| 546 | if (*p == '+' || *p == '-')
|
|---|
| 547 | {
|
|---|
| 548 | g_pos |= (*p == '-') ? 4 : 1;
|
|---|
| 549 | g_ypos = strtol(p, NULL, 10);
|
|---|
| 550 | }
|
|---|
| 551 |
|
|---|
| 552 | break;
|
|---|
| 553 |
|
|---|
| 554 | case 'f':
|
|---|
| 555 | g_fullscreen = True;
|
|---|
| 556 | break;
|
|---|
| 557 |
|
|---|
| 558 | case 'b':
|
|---|
| 559 | g_bitmap_cache = False;
|
|---|
| 560 | break;
|
|---|
| 561 |
|
|---|
| 562 | case 'B':
|
|---|
| 563 | g_ownbackstore = False;
|
|---|
| 564 | break;
|
|---|
| 565 |
|
|---|
| 566 | case 'e':
|
|---|
| 567 | g_encryption = False;
|
|---|
| 568 | break;
|
|---|
| 569 | case 'E':
|
|---|
| 570 | packet_encryption = False;
|
|---|
| 571 | break;
|
|---|
| 572 | case 'm':
|
|---|
| 573 | g_sendmotion = False;
|
|---|
| 574 | break;
|
|---|
| 575 |
|
|---|
| 576 | case 'C':
|
|---|
| 577 | g_owncolmap = True;
|
|---|
| 578 | break;
|
|---|
| 579 |
|
|---|
| 580 | case 'D':
|
|---|
| 581 | g_hide_decorations = True;
|
|---|
| 582 | break;
|
|---|
| 583 |
|
|---|
| 584 | case 'K':
|
|---|
| 585 | g_grab_keyboard = False;
|
|---|
| 586 | break;
|
|---|
| 587 |
|
|---|
| 588 | case 'S':
|
|---|
| 589 | if (!strcmp(optarg, "standard"))
|
|---|
| 590 | {
|
|---|
| 591 | g_win_button_size = 18;
|
|---|
| 592 | break;
|
|---|
| 593 | }
|
|---|
| 594 |
|
|---|
| 595 | g_win_button_size = strtol(optarg, &p, 10);
|
|---|
| 596 |
|
|---|
| 597 | if (*p)
|
|---|
| 598 | {
|
|---|
| 599 | error("invalid button size\n");
|
|---|
| 600 | return 1;
|
|---|
| 601 | }
|
|---|
| 602 |
|
|---|
| 603 | break;
|
|---|
| 604 |
|
|---|
| 605 | case 'T':
|
|---|
| 606 | STRNCPY(g_title, optarg, sizeof(g_title));
|
|---|
| 607 | break;
|
|---|
| 608 |
|
|---|
| 609 | case 'N':
|
|---|
| 610 | g_numlock_sync = True;
|
|---|
| 611 | break;
|
|---|
| 612 |
|
|---|
| 613 | case 'X':
|
|---|
| 614 | g_embed_wnd = strtol(optarg, NULL, 0);
|
|---|
| 615 | break;
|
|---|
| 616 |
|
|---|
| 617 | case 'a':
|
|---|
| 618 | g_server_depth = strtol(optarg, NULL, 10);
|
|---|
| 619 | if (g_server_depth != 8 &&
|
|---|
| 620 | g_server_depth != 16 &&
|
|---|
| 621 | g_server_depth != 15 && g_server_depth != 24)
|
|---|
| 622 | {
|
|---|
| 623 | error("Invalid server colour depth.\n");
|
|---|
| 624 | return 1;
|
|---|
| 625 | }
|
|---|
| 626 | break;
|
|---|
| 627 |
|
|---|
| 628 | case 'z':
|
|---|
| 629 | DEBUG(("rdp compression enabled\n"));
|
|---|
| 630 | flags |= (RDP_LOGON_COMPRESSION | RDP_LOGON_COMPRESSION2);
|
|---|
| 631 | break;
|
|---|
| 632 |
|
|---|
| 633 | case 'x':
|
|---|
| 634 | if (str_startswith(optarg, "m")) /* modem */
|
|---|
| 635 | {
|
|---|
| 636 | g_rdp5_performanceflags =
|
|---|
| 637 | RDP5_NO_WALLPAPER | RDP5_NO_FULLWINDOWDRAG |
|
|---|
| 638 | RDP5_NO_MENUANIMATIONS | RDP5_NO_THEMING;
|
|---|
| 639 | }
|
|---|
| 640 | else if (str_startswith(optarg, "b")) /* broadband */
|
|---|
| 641 | {
|
|---|
| 642 | g_rdp5_performanceflags = RDP5_NO_WALLPAPER;
|
|---|
| 643 | }
|
|---|
| 644 | else if (str_startswith(optarg, "l")) /* lan */
|
|---|
| 645 | {
|
|---|
| 646 | g_rdp5_performanceflags = RDP5_DISABLE_NOTHING;
|
|---|
| 647 | }
|
|---|
| 648 | else
|
|---|
| 649 | {
|
|---|
| 650 | g_rdp5_performanceflags = strtol(optarg, NULL, 16);
|
|---|
| 651 | }
|
|---|
| 652 | break;
|
|---|
| 653 |
|
|---|
| 654 | case 'P':
|
|---|
| 655 | g_bitmap_cache_persist_enable = True;
|
|---|
| 656 | break;
|
|---|
| 657 |
|
|---|
| 658 | case 'r':
|
|---|
| 659 |
|
|---|
| 660 | if (str_startswith(optarg, "sound"))
|
|---|
| 661 | {
|
|---|
| 662 | optarg += 5;
|
|---|
| 663 |
|
|---|
| 664 | if (*optarg == ':')
|
|---|
| 665 | {
|
|---|
| 666 | optarg++;
|
|---|
| 667 | while ((p = next_arg(optarg, ',')))
|
|---|
| 668 | {
|
|---|
| 669 | if (str_startswith(optarg, "remote"))
|
|---|
| 670 | flags |= RDP_LOGON_LEAVE_AUDIO;
|
|---|
| 671 |
|
|---|
| 672 | if (str_startswith(optarg, "local"))
|
|---|
| 673 | #ifdef WITH_RDPSND
|
|---|
| 674 | g_rdpsnd = True;
|
|---|
| 675 | #else
|
|---|
| 676 | warning("Not compiled with sound support\n");
|
|---|
| 677 | #endif
|
|---|
| 678 |
|
|---|
| 679 | if (str_startswith(optarg, "off"))
|
|---|
| 680 | #ifdef WITH_RDPSND
|
|---|
| 681 | g_rdpsnd = False;
|
|---|
| 682 | #else
|
|---|
| 683 | warning("Not compiled with sound support\n");
|
|---|
| 684 | #endif
|
|---|
| 685 |
|
|---|
| 686 | optarg = p;
|
|---|
| 687 | }
|
|---|
| 688 | }
|
|---|
| 689 | else
|
|---|
| 690 | {
|
|---|
| 691 | #ifdef WITH_RDPSND
|
|---|
| 692 | g_rdpsnd = True;
|
|---|
| 693 | #else
|
|---|
| 694 | warning("Not compiled with sound support\n");
|
|---|
| 695 | #endif
|
|---|
| 696 | }
|
|---|
| 697 | }
|
|---|
| 698 | else if (str_startswith(optarg, "usb"))
|
|---|
| 699 | {
|
|---|
| 700 | #ifdef WITH_RDPUSB
|
|---|
| 701 | g_rdpusb = True;
|
|---|
| 702 | #else
|
|---|
| 703 | warning("Not compiled with USB support\n");
|
|---|
| 704 | #endif
|
|---|
| 705 | }
|
|---|
| 706 | else if (str_startswith(optarg, "disk"))
|
|---|
| 707 | {
|
|---|
| 708 | /* -r disk:h:=/mnt/floppy */
|
|---|
| 709 | disk_enum_devices(&g_num_devices, optarg + 4);
|
|---|
| 710 | }
|
|---|
| 711 | else if (str_startswith(optarg, "comport"))
|
|---|
| 712 | {
|
|---|
| 713 | serial_enum_devices(&g_num_devices, optarg + 7);
|
|---|
| 714 | }
|
|---|
| 715 | else if (str_startswith(optarg, "lspci"))
|
|---|
| 716 | {
|
|---|
| 717 | lspci_enabled = True;
|
|---|
| 718 | }
|
|---|
| 719 | else if (str_startswith(optarg, "lptport"))
|
|---|
| 720 | {
|
|---|
| 721 | parallel_enum_devices(&g_num_devices, optarg + 7);
|
|---|
| 722 | }
|
|---|
| 723 | else if (str_startswith(optarg, "printer"))
|
|---|
| 724 | {
|
|---|
| 725 | printer_enum_devices(&g_num_devices, optarg + 7);
|
|---|
| 726 | }
|
|---|
| 727 | else if (str_startswith(optarg, "clientname"))
|
|---|
| 728 | {
|
|---|
| 729 | g_rdpdr_clientname = xmalloc(strlen(optarg + 11) + 1);
|
|---|
| 730 | strcpy(g_rdpdr_clientname, optarg + 11);
|
|---|
| 731 | }
|
|---|
| 732 | else if (str_startswith(optarg, "clipboard"))
|
|---|
| 733 | {
|
|---|
| 734 | optarg += 9;
|
|---|
| 735 |
|
|---|
| 736 | if (*optarg == ':')
|
|---|
| 737 | {
|
|---|
| 738 | optarg++;
|
|---|
| 739 |
|
|---|
| 740 | if (str_startswith(optarg, "off"))
|
|---|
| 741 | g_rdpclip = False;
|
|---|
| 742 | else
|
|---|
| 743 | cliprdr_set_mode(optarg);
|
|---|
| 744 | }
|
|---|
| 745 | else
|
|---|
| 746 | g_rdpclip = True;
|
|---|
| 747 | }
|
|---|
| 748 | else
|
|---|
| 749 | {
|
|---|
| 750 | warning("Unknown -r argument\n\n\tPossible arguments are: comport, disk, lptport, printer, sound, clipboard\n");
|
|---|
| 751 | }
|
|---|
| 752 | break;
|
|---|
| 753 |
|
|---|
| 754 | case '0':
|
|---|
| 755 | g_console_session = True;
|
|---|
| 756 | break;
|
|---|
| 757 |
|
|---|
| 758 | case '4':
|
|---|
| 759 | g_use_rdp5 = False;
|
|---|
| 760 | break;
|
|---|
| 761 |
|
|---|
| 762 | case '5':
|
|---|
| 763 | g_use_rdp5 = True;
|
|---|
| 764 | break;
|
|---|
| 765 |
|
|---|
| 766 | case 'h':
|
|---|
| 767 | case '?':
|
|---|
| 768 | default:
|
|---|
| 769 | usage(argv[0]);
|
|---|
| 770 | return 1;
|
|---|
| 771 | }
|
|---|
| 772 | }
|
|---|
| 773 |
|
|---|
| 774 | if (argc - optind != 1)
|
|---|
| 775 | {
|
|---|
| 776 | usage(argv[0]);
|
|---|
| 777 | return 1;
|
|---|
| 778 | }
|
|---|
| 779 |
|
|---|
| 780 | STRNCPY(server, argv[optind], sizeof(server));
|
|---|
| 781 | parse_server_and_port(server);
|
|---|
| 782 |
|
|---|
| 783 | if (g_seamless_rdp)
|
|---|
| 784 | {
|
|---|
| 785 | if (g_win_button_size)
|
|---|
| 786 | {
|
|---|
| 787 | error("You cannot use -S and -A at the same time\n");
|
|---|
| 788 | return 1;
|
|---|
| 789 | }
|
|---|
| 790 | g_rdp5_performanceflags &= ~RDP5_NO_FULLWINDOWDRAG;
|
|---|
| 791 | if (geometry_option)
|
|---|
| 792 | {
|
|---|
| 793 | error("You cannot use -g and -A at the same time\n");
|
|---|
| 794 | return 1;
|
|---|
| 795 | }
|
|---|
| 796 | if (g_fullscreen)
|
|---|
| 797 | {
|
|---|
| 798 | error("You cannot use -f and -A at the same time\n");
|
|---|
| 799 | return 1;
|
|---|
| 800 | }
|
|---|
| 801 | if (g_hide_decorations)
|
|---|
| 802 | {
|
|---|
| 803 | error("You cannot use -D and -A at the same time\n");
|
|---|
| 804 | return 1;
|
|---|
| 805 | }
|
|---|
| 806 | if (g_embed_wnd)
|
|---|
| 807 | {
|
|---|
| 808 | error("You cannot use -X and -A at the same time\n");
|
|---|
| 809 | return 1;
|
|---|
| 810 | }
|
|---|
| 811 | if (!g_use_rdp5)
|
|---|
| 812 | {
|
|---|
| 813 | error("You cannot use -4 and -A at the same time\n");
|
|---|
| 814 | return 1;
|
|---|
| 815 | }
|
|---|
| 816 | g_width = -100;
|
|---|
| 817 | g_grab_keyboard = False;
|
|---|
| 818 | }
|
|---|
| 819 |
|
|---|
| 820 | if (!username_option)
|
|---|
| 821 | {
|
|---|
| 822 | pw = getpwuid(getuid());
|
|---|
| 823 | if ((pw == NULL) || (pw->pw_name == NULL))
|
|---|
| 824 | {
|
|---|
| 825 | error("could not determine username, use -u\n");
|
|---|
| 826 | return 1;
|
|---|
| 827 | }
|
|---|
| 828 |
|
|---|
| 829 | STRNCPY(g_username, pw->pw_name, sizeof(g_username));
|
|---|
| 830 | }
|
|---|
| 831 |
|
|---|
| 832 | #ifdef HAVE_ICONV
|
|---|
| 833 | if (g_codepage[0] == 0)
|
|---|
| 834 | {
|
|---|
| 835 | if (setlocale(LC_CTYPE, ""))
|
|---|
| 836 | {
|
|---|
| 837 | STRNCPY(g_codepage, nl_langinfo(CODESET), sizeof(g_codepage));
|
|---|
| 838 | }
|
|---|
| 839 | else
|
|---|
| 840 | {
|
|---|
| 841 | STRNCPY(g_codepage, DEFAULT_CODEPAGE, sizeof(g_codepage));
|
|---|
| 842 | }
|
|---|
| 843 | }
|
|---|
| 844 | #endif
|
|---|
| 845 |
|
|---|
| 846 | if (g_hostname[0] == 0)
|
|---|
| 847 | {
|
|---|
| 848 | if (gethostname(fullhostname, sizeof(fullhostname)) == -1)
|
|---|
| 849 | {
|
|---|
| 850 | error("could not determine local hostname, use -n\n");
|
|---|
| 851 | return 1;
|
|---|
| 852 | }
|
|---|
| 853 |
|
|---|
| 854 | p = strchr(fullhostname, '.');
|
|---|
| 855 | if (p != NULL)
|
|---|
| 856 | *p = 0;
|
|---|
| 857 |
|
|---|
| 858 | STRNCPY(g_hostname, fullhostname, sizeof(g_hostname));
|
|---|
| 859 | }
|
|---|
| 860 |
|
|---|
| 861 | if (g_keymapname[0] == 0)
|
|---|
| 862 | {
|
|---|
| 863 | if (locale && xkeymap_from_locale(locale))
|
|---|
| 864 | {
|
|---|
| 865 | fprintf(stderr, "Autoselected keyboard map %s\n", g_keymapname);
|
|---|
| 866 | }
|
|---|
| 867 | else
|
|---|
| 868 | {
|
|---|
| 869 | STRNCPY(g_keymapname, "en-us", sizeof(g_keymapname));
|
|---|
| 870 | }
|
|---|
| 871 | }
|
|---|
| 872 | if (locale)
|
|---|
| 873 | xfree(locale);
|
|---|
| 874 |
|
|---|
| 875 |
|
|---|
| 876 | if (prompt_password && read_password(password, sizeof(password)))
|
|---|
| 877 | flags |= RDP_LOGON_AUTO;
|
|---|
| 878 |
|
|---|
| 879 | if (g_title[0] == 0)
|
|---|
| 880 | {
|
|---|
| 881 | strcpy(g_title, "rdesktop - ");
|
|---|
| 882 | strncat(g_title, server, sizeof(g_title) - sizeof("rdesktop - "));
|
|---|
| 883 | }
|
|---|
| 884 |
|
|---|
| 885 | #ifdef RDP2VNC
|
|---|
| 886 | rdp2vnc_connect(server, flags, domain, password, shell, directory);
|
|---|
| 887 | return 0;
|
|---|
| 888 | #else
|
|---|
| 889 |
|
|---|
| 890 | if (!ui_init())
|
|---|
| 891 | return 1;
|
|---|
| 892 |
|
|---|
| 893 | #ifdef WITH_RDPSND
|
|---|
| 894 | if (g_rdpsnd)
|
|---|
| 895 | rdpsnd_init();
|
|---|
| 896 | #endif
|
|---|
| 897 |
|
|---|
| 898 | #ifdef WITH_RDPUSB
|
|---|
| 899 | if (g_rdpusb)
|
|---|
| 900 | rdpusb_init();
|
|---|
| 901 | #endif
|
|---|
| 902 |
|
|---|
| 903 | if (lspci_enabled)
|
|---|
| 904 | lspci_init();
|
|---|
| 905 |
|
|---|
| 906 | rdpdr_init();
|
|---|
| 907 |
|
|---|
| 908 | while (run_count < 2 && continue_connect) /* add support for Session Directory; only reconnect once */
|
|---|
| 909 | {
|
|---|
| 910 | if (run_count == 0)
|
|---|
| 911 | {
|
|---|
| 912 | if (!rdp_connect(server, flags, domain, password, shell, directory))
|
|---|
| 913 | return 1;
|
|---|
| 914 | }
|
|---|
| 915 | else if (!rdp_reconnect
|
|---|
| 916 | (server, flags, domain, password, shell, directory, g_redirect_cookie))
|
|---|
| 917 | return 1;
|
|---|
| 918 |
|
|---|
| 919 | /* By setting encryption to False here, we have an encrypted login
|
|---|
| 920 | packet but unencrypted transfer of other packets */
|
|---|
| 921 | if (!packet_encryption)
|
|---|
| 922 | g_encryption = False;
|
|---|
| 923 |
|
|---|
| 924 |
|
|---|
| 925 | DEBUG(("Connection successful.\n"));
|
|---|
| 926 | memset(password, 0, sizeof(password));
|
|---|
| 927 |
|
|---|
| 928 | if (run_count == 0)
|
|---|
| 929 | if (!ui_create_window())
|
|---|
| 930 | continue_connect = False;
|
|---|
| 931 |
|
|---|
| 932 | if (continue_connect)
|
|---|
| 933 | rdp_main_loop(&deactivated, &ext_disc_reason);
|
|---|
| 934 |
|
|---|
| 935 | DEBUG(("Disconnecting...\n"));
|
|---|
| 936 | rdp_disconnect();
|
|---|
| 937 |
|
|---|
| 938 | if ((g_redirect == True) && (run_count == 0)) /* Support for Session Directory */
|
|---|
| 939 | {
|
|---|
| 940 | /* reset state of major globals */
|
|---|
| 941 | rdesktop_reset_state();
|
|---|
| 942 |
|
|---|
| 943 | STRNCPY(domain, g_redirect_domain, sizeof(domain));
|
|---|
| 944 | STRNCPY(g_username, g_redirect_username, sizeof(g_username));
|
|---|
| 945 | STRNCPY(password, g_redirect_password, sizeof(password));
|
|---|
| 946 | STRNCPY(server, g_redirect_server, sizeof(server));
|
|---|
| 947 | flags |= RDP_LOGON_AUTO;
|
|---|
| 948 |
|
|---|
| 949 | g_redirect = False;
|
|---|
| 950 | }
|
|---|
| 951 | else
|
|---|
| 952 | {
|
|---|
| 953 | continue_connect = False;
|
|---|
| 954 | ui_destroy_window();
|
|---|
| 955 | break;
|
|---|
| 956 | }
|
|---|
| 957 |
|
|---|
| 958 | run_count++;
|
|---|
| 959 | }
|
|---|
| 960 |
|
|---|
| 961 | cache_save_state();
|
|---|
| 962 | ui_deinit();
|
|---|
| 963 |
|
|---|
| 964 | #ifdef WITH_RDPUSB
|
|---|
| 965 | if (g_rdpusb)
|
|---|
| 966 | rdpusb_close();
|
|---|
| 967 | #endif
|
|---|
| 968 |
|
|---|
| 969 | if (ext_disc_reason >= 2)
|
|---|
| 970 | print_disconnect_reason(ext_disc_reason);
|
|---|
| 971 |
|
|---|
| 972 | if (deactivated)
|
|---|
| 973 | {
|
|---|
| 974 | /* clean disconnect */
|
|---|
| 975 | return 0;
|
|---|
| 976 | }
|
|---|
| 977 | else
|
|---|
| 978 | {
|
|---|
| 979 | if (ext_disc_reason == exDiscReasonAPIInitiatedDisconnect
|
|---|
| 980 | || ext_disc_reason == exDiscReasonAPIInitiatedLogoff)
|
|---|
| 981 | {
|
|---|
| 982 | /* not so clean disconnect, but nothing to worry about */
|
|---|
| 983 | return 0;
|
|---|
| 984 | }
|
|---|
| 985 | else
|
|---|
| 986 | {
|
|---|
| 987 | /* return error */
|
|---|
| 988 | return 2;
|
|---|
| 989 | }
|
|---|
| 990 | }
|
|---|
| 991 |
|
|---|
| 992 | #endif
|
|---|
| 993 |
|
|---|
| 994 | }
|
|---|
| 995 |
|
|---|
| 996 | #ifdef EGD_SOCKET
|
|---|
| 997 | /* Read 32 random bytes from PRNGD or EGD socket (based on OpenSSL RAND_egd) */
|
|---|
| 998 | static BOOL
|
|---|
| 999 | generate_random_egd(uint8 * buf)
|
|---|
| 1000 | {
|
|---|
| 1001 | struct sockaddr_un addr;
|
|---|
| 1002 | BOOL ret = False;
|
|---|
| 1003 | int fd;
|
|---|
| 1004 |
|
|---|
| 1005 | fd = socket(AF_UNIX, SOCK_STREAM, 0);
|
|---|
| 1006 | if (fd == -1)
|
|---|
| 1007 | return False;
|
|---|
| 1008 |
|
|---|
| 1009 | addr.sun_family = AF_UNIX;
|
|---|
| 1010 | memcpy(addr.sun_path, EGD_SOCKET, sizeof(EGD_SOCKET));
|
|---|
| 1011 | if (connect(fd, (struct sockaddr *) &addr, sizeof(addr)) == -1)
|
|---|
| 1012 | goto err;
|
|---|
| 1013 |
|
|---|
| 1014 | /* PRNGD and EGD use a simple communications protocol */
|
|---|
| 1015 | buf[0] = 1; /* Non-blocking (similar to /dev/urandom) */
|
|---|
| 1016 | buf[1] = 32; /* Number of requested random bytes */
|
|---|
| 1017 | if (write(fd, buf, 2) != 2)
|
|---|
| 1018 | goto err;
|
|---|
| 1019 |
|
|---|
| 1020 | if ((read(fd, buf, 1) != 1) || (buf[0] == 0)) /* Available? */
|
|---|
| 1021 | goto err;
|
|---|
| 1022 |
|
|---|
| 1023 | if (read(fd, buf, 32) != 32)
|
|---|
| 1024 | goto err;
|
|---|
| 1025 |
|
|---|
| 1026 | ret = True;
|
|---|
| 1027 |
|
|---|
| 1028 | err:
|
|---|
| 1029 | close(fd);
|
|---|
| 1030 | return ret;
|
|---|
| 1031 | }
|
|---|
| 1032 | #endif
|
|---|
| 1033 |
|
|---|
| 1034 | /* Generate a 32-byte random for the secure transport code. */
|
|---|
| 1035 | void
|
|---|
| 1036 | generate_random(uint8 * random)
|
|---|
| 1037 | {
|
|---|
| 1038 | struct stat st;
|
|---|
| 1039 | struct tms tmsbuf;
|
|---|
| 1040 | MD5_CTX md5;
|
|---|
| 1041 | uint32 *r;
|
|---|
| 1042 | int fd, n;
|
|---|
| 1043 |
|
|---|
| 1044 | /* If we have a kernel random device, try that first */
|
|---|
| 1045 | if (((fd = open("/dev/urandom", O_RDONLY)) != -1)
|
|---|
| 1046 | || ((fd = open("/dev/random", O_RDONLY)) != -1))
|
|---|
| 1047 | {
|
|---|
| 1048 | n = read(fd, random, 32);
|
|---|
| 1049 | close(fd);
|
|---|
| 1050 | if (n == 32)
|
|---|
| 1051 | return;
|
|---|
| 1052 | }
|
|---|
| 1053 |
|
|---|
| 1054 | #ifdef EGD_SOCKET
|
|---|
| 1055 | /* As a second preference use an EGD */
|
|---|
| 1056 | if (generate_random_egd(random))
|
|---|
| 1057 | return;
|
|---|
| 1058 | #endif
|
|---|
| 1059 |
|
|---|
| 1060 | /* Otherwise use whatever entropy we can gather - ideas welcome. */
|
|---|
| 1061 | r = (uint32 *) random;
|
|---|
| 1062 | r[0] = (getpid()) | (getppid() << 16);
|
|---|
| 1063 | r[1] = (getuid()) | (getgid() << 16);
|
|---|
| 1064 | r[2] = times(&tmsbuf); /* system uptime (clocks) */
|
|---|
| 1065 | gettimeofday((struct timeval *) &r[3], NULL); /* sec and usec */
|
|---|
| 1066 | stat("/tmp", &st);
|
|---|
| 1067 | r[5] = st.st_atime;
|
|---|
| 1068 | r[6] = st.st_mtime;
|
|---|
| 1069 | r[7] = st.st_ctime;
|
|---|
| 1070 |
|
|---|
| 1071 | /* Hash both halves with MD5 to obscure possible patterns */
|
|---|
| 1072 | MD5_Init(&md5);
|
|---|
| 1073 | MD5_Update(&md5, random, 16);
|
|---|
| 1074 | MD5_Final(random, &md5);
|
|---|
| 1075 | MD5_Update(&md5, random + 16, 16);
|
|---|
| 1076 | MD5_Final(random + 16, &md5);
|
|---|
| 1077 | }
|
|---|
| 1078 |
|
|---|
| 1079 | /* malloc; exit if out of memory */
|
|---|
| 1080 | void *
|
|---|
| 1081 | xmalloc(int size)
|
|---|
| 1082 | {
|
|---|
| 1083 | void *mem = malloc(size);
|
|---|
| 1084 | if (mem == NULL)
|
|---|
| 1085 | {
|
|---|
| 1086 | error("xmalloc %d\n", size);
|
|---|
| 1087 | exit(1);
|
|---|
| 1088 | }
|
|---|
| 1089 | return mem;
|
|---|
| 1090 | }
|
|---|
| 1091 |
|
|---|
| 1092 | /* strdup */
|
|---|
| 1093 | char *
|
|---|
| 1094 | xstrdup(const char *s)
|
|---|
| 1095 | {
|
|---|
| 1096 | char *mem = strdup(s);
|
|---|
| 1097 | if (mem == NULL)
|
|---|
| 1098 | {
|
|---|
| 1099 | perror("strdup");
|
|---|
| 1100 | exit(1);
|
|---|
| 1101 | }
|
|---|
| 1102 | return mem;
|
|---|
| 1103 | }
|
|---|
| 1104 |
|
|---|
| 1105 | /* realloc; exit if out of memory */
|
|---|
| 1106 | void *
|
|---|
| 1107 | xrealloc(void *oldmem, int size)
|
|---|
| 1108 | {
|
|---|
| 1109 | void *mem;
|
|---|
| 1110 |
|
|---|
| 1111 | if (size < 1)
|
|---|
| 1112 | size = 1;
|
|---|
| 1113 | mem = realloc(oldmem, size);
|
|---|
| 1114 | if (mem == NULL)
|
|---|
| 1115 | {
|
|---|
| 1116 | error("xrealloc %d\n", size);
|
|---|
| 1117 | exit(1);
|
|---|
| 1118 | }
|
|---|
| 1119 | return mem;
|
|---|
| 1120 | }
|
|---|
| 1121 |
|
|---|
| 1122 | /* free */
|
|---|
| 1123 | void
|
|---|
| 1124 | xfree(void *mem)
|
|---|
| 1125 | {
|
|---|
| 1126 | free(mem);
|
|---|
| 1127 | }
|
|---|
| 1128 |
|
|---|
| 1129 | /* report an error */
|
|---|
| 1130 | void
|
|---|
| 1131 | error(char *format, ...)
|
|---|
| 1132 | {
|
|---|
| 1133 | va_list ap;
|
|---|
| 1134 |
|
|---|
| 1135 | fprintf(stderr, "ERROR: ");
|
|---|
| 1136 |
|
|---|
| 1137 | va_start(ap, format);
|
|---|
| 1138 | vfprintf(stderr, format, ap);
|
|---|
| 1139 | va_end(ap);
|
|---|
| 1140 | }
|
|---|
| 1141 |
|
|---|
| 1142 | /* report a warning */
|
|---|
| 1143 | void
|
|---|
| 1144 | warning(char *format, ...)
|
|---|
| 1145 | {
|
|---|
| 1146 | va_list ap;
|
|---|
| 1147 |
|
|---|
| 1148 | fprintf(stderr, "WARNING: ");
|
|---|
| 1149 |
|
|---|
| 1150 | va_start(ap, format);
|
|---|
| 1151 | vfprintf(stderr, format, ap);
|
|---|
| 1152 | va_end(ap);
|
|---|
| 1153 | }
|
|---|
| 1154 |
|
|---|
| 1155 | /* report an unimplemented protocol feature */
|
|---|
| 1156 | void
|
|---|
| 1157 | unimpl(char *format, ...)
|
|---|
| 1158 | {
|
|---|
| 1159 | va_list ap;
|
|---|
| 1160 |
|
|---|
| 1161 | fprintf(stderr, "NOT IMPLEMENTED: ");
|
|---|
| 1162 |
|
|---|
| 1163 | va_start(ap, format);
|
|---|
| 1164 | vfprintf(stderr, format, ap);
|
|---|
| 1165 | va_end(ap);
|
|---|
| 1166 | }
|
|---|
| 1167 |
|
|---|
| 1168 | /* produce a hex dump */
|
|---|
| 1169 | void
|
|---|
| 1170 | hexdump(unsigned char *p, unsigned int len)
|
|---|
| 1171 | {
|
|---|
| 1172 | unsigned char *line = p;
|
|---|
| 1173 | int i, thisline, offset = 0;
|
|---|
| 1174 |
|
|---|
| 1175 | while (offset < len)
|
|---|
| 1176 | {
|
|---|
| 1177 | printf("%04x ", offset);
|
|---|
| 1178 | thisline = len - offset;
|
|---|
| 1179 | if (thisline > 16)
|
|---|
| 1180 | thisline = 16;
|
|---|
| 1181 |
|
|---|
| 1182 | for (i = 0; i < thisline; i++)
|
|---|
| 1183 | printf("%02x ", line[i]);
|
|---|
| 1184 |
|
|---|
| 1185 | for (; i < 16; i++)
|
|---|
| 1186 | printf(" ");
|
|---|
| 1187 |
|
|---|
| 1188 | for (i = 0; i < thisline; i++)
|
|---|
| 1189 | printf("%c", (line[i] >= 0x20 && line[i] < 0x7f) ? line[i] : '.');
|
|---|
| 1190 |
|
|---|
| 1191 | printf("\n");
|
|---|
| 1192 | offset += thisline;
|
|---|
| 1193 | line += thisline;
|
|---|
| 1194 | }
|
|---|
| 1195 | }
|
|---|
| 1196 |
|
|---|
| 1197 | /*
|
|---|
| 1198 | input: src is the string we look in for needle.
|
|---|
| 1199 | Needle may be escaped by a backslash, in
|
|---|
| 1200 | that case we ignore that particular needle.
|
|---|
| 1201 | return value: returns next src pointer, for
|
|---|
| 1202 | succesive executions, like in a while loop
|
|---|
| 1203 | if retval is 0, then there are no more args.
|
|---|
| 1204 | pitfalls:
|
|---|
| 1205 | src is modified. 0x00 chars are inserted to
|
|---|
| 1206 | terminate strings.
|
|---|
| 1207 | return val, points on the next val chr after ins
|
|---|
| 1208 | 0x00
|
|---|
| 1209 |
|
|---|
| 1210 | example usage:
|
|---|
| 1211 | while( (pos = next_arg( optarg, ',')) ){
|
|---|
| 1212 | printf("%s\n",optarg);
|
|---|
| 1213 | optarg=pos;
|
|---|
| 1214 | }
|
|---|
| 1215 |
|
|---|
| 1216 | */
|
|---|
| 1217 | char *
|
|---|
| 1218 | next_arg(char *src, char needle)
|
|---|
| 1219 | {
|
|---|
| 1220 | char *nextval;
|
|---|
| 1221 | char *p;
|
|---|
| 1222 | char *mvp = 0;
|
|---|
| 1223 |
|
|---|
| 1224 | /* EOS */
|
|---|
| 1225 | if (*src == (char) 0x00)
|
|---|
| 1226 | return 0;
|
|---|
| 1227 |
|
|---|
| 1228 | p = src;
|
|---|
| 1229 | /* skip escaped needles */
|
|---|
| 1230 | while ((nextval = strchr(p, needle)))
|
|---|
| 1231 | {
|
|---|
| 1232 | mvp = nextval - 1;
|
|---|
| 1233 | /* found backslashed needle */
|
|---|
| 1234 | if (*mvp == '\\' && (mvp > src))
|
|---|
| 1235 | {
|
|---|
| 1236 | /* move string one to the left */
|
|---|
| 1237 | while (*(mvp + 1) != (char) 0x00)
|
|---|
| 1238 | {
|
|---|
| 1239 | *mvp = *(mvp + 1);
|
|---|
| 1240 | mvp++;
|
|---|
| 1241 | }
|
|---|
| 1242 | *mvp = (char) 0x00;
|
|---|
| 1243 | p = nextval;
|
|---|
| 1244 | }
|
|---|
| 1245 | else
|
|---|
| 1246 | {
|
|---|
| 1247 | p = nextval + 1;
|
|---|
| 1248 | break;
|
|---|
| 1249 | }
|
|---|
| 1250 |
|
|---|
| 1251 | }
|
|---|
| 1252 |
|
|---|
| 1253 | /* more args available */
|
|---|
| 1254 | if (nextval)
|
|---|
| 1255 | {
|
|---|
| 1256 | *nextval = (char) 0x00;
|
|---|
| 1257 | return ++nextval;
|
|---|
| 1258 | }
|
|---|
| 1259 |
|
|---|
| 1260 | /* no more args after this, jump to EOS */
|
|---|
| 1261 | nextval = src + strlen(src);
|
|---|
| 1262 | return nextval;
|
|---|
| 1263 | }
|
|---|
| 1264 |
|
|---|
| 1265 |
|
|---|
| 1266 | void
|
|---|
| 1267 | toupper_str(char *p)
|
|---|
| 1268 | {
|
|---|
| 1269 | while (*p)
|
|---|
| 1270 | {
|
|---|
| 1271 | if ((*p >= 'a') && (*p <= 'z'))
|
|---|
| 1272 | *p = toupper((int) *p);
|
|---|
| 1273 | p++;
|
|---|
| 1274 | }
|
|---|
| 1275 | }
|
|---|
| 1276 |
|
|---|
| 1277 |
|
|---|
| 1278 | BOOL
|
|---|
| 1279 | str_startswith(const char *s, const char *prefix)
|
|---|
| 1280 | {
|
|---|
| 1281 | return (strncmp(s, prefix, strlen(prefix)) == 0);
|
|---|
| 1282 | }
|
|---|
| 1283 |
|
|---|
| 1284 |
|
|---|
| 1285 | /* Split input into lines, and call linehandler for each
|
|---|
| 1286 | line. Incomplete lines are saved in the rest variable, which should
|
|---|
| 1287 | initially point to NULL. When linehandler returns False, stop and
|
|---|
| 1288 | return False. Otherwise, return True. */
|
|---|
| 1289 | BOOL
|
|---|
| 1290 | str_handle_lines(const char *input, char **rest, str_handle_lines_t linehandler, void *data)
|
|---|
| 1291 | {
|
|---|
| 1292 | char *buf, *p;
|
|---|
| 1293 | char *oldrest;
|
|---|
| 1294 | size_t inputlen;
|
|---|
| 1295 | size_t buflen;
|
|---|
| 1296 | size_t restlen = 0;
|
|---|
| 1297 | BOOL ret = True;
|
|---|
| 1298 |
|
|---|
| 1299 | /* Copy data to buffer */
|
|---|
| 1300 | inputlen = strlen(input);
|
|---|
| 1301 | if (*rest)
|
|---|
| 1302 | restlen = strlen(*rest);
|
|---|
| 1303 | buflen = restlen + inputlen + 1;
|
|---|
| 1304 | buf = (char *) xmalloc(buflen);
|
|---|
| 1305 | buf[0] = '\0';
|
|---|
| 1306 | if (*rest)
|
|---|
| 1307 | STRNCPY(buf, *rest, buflen);
|
|---|
| 1308 | strncat(buf, input, inputlen);
|
|---|
| 1309 | p = buf;
|
|---|
| 1310 |
|
|---|
| 1311 | while (1)
|
|---|
| 1312 | {
|
|---|
| 1313 | char *newline = strchr(p, '\n');
|
|---|
| 1314 | if (newline)
|
|---|
| 1315 | {
|
|---|
| 1316 | *newline = '\0';
|
|---|
| 1317 | if (!linehandler(p, data))
|
|---|
| 1318 | {
|
|---|
| 1319 | p = newline + 1;
|
|---|
| 1320 | ret = False;
|
|---|
| 1321 | break;
|
|---|
| 1322 | }
|
|---|
| 1323 | p = newline + 1;
|
|---|
| 1324 | }
|
|---|
| 1325 | else
|
|---|
| 1326 | {
|
|---|
| 1327 | break;
|
|---|
| 1328 |
|
|---|
| 1329 | }
|
|---|
| 1330 | }
|
|---|
| 1331 |
|
|---|
| 1332 | /* Save in rest */
|
|---|
| 1333 | oldrest = *rest;
|
|---|
| 1334 | restlen = buf + buflen - p;
|
|---|
| 1335 | *rest = (char *) xmalloc(restlen);
|
|---|
| 1336 | STRNCPY((*rest), p, restlen);
|
|---|
| 1337 | xfree(oldrest);
|
|---|
| 1338 |
|
|---|
| 1339 | xfree(buf);
|
|---|
| 1340 | return ret;
|
|---|
| 1341 | }
|
|---|
| 1342 |
|
|---|
| 1343 | /* Execute the program specified by argv. For each line in
|
|---|
| 1344 | stdout/stderr output, call linehandler. Returns false on failure. */
|
|---|
| 1345 | BOOL
|
|---|
| 1346 | subprocess(char *const argv[], str_handle_lines_t linehandler, void *data)
|
|---|
| 1347 | {
|
|---|
| 1348 | pid_t child;
|
|---|
| 1349 | int fd[2];
|
|---|
| 1350 | int n = 1;
|
|---|
| 1351 | char output[256];
|
|---|
| 1352 | char *rest = NULL;
|
|---|
| 1353 |
|
|---|
| 1354 | if (pipe(fd) < 0)
|
|---|
| 1355 | {
|
|---|
| 1356 | perror("pipe");
|
|---|
| 1357 | return False;
|
|---|
| 1358 | }
|
|---|
| 1359 |
|
|---|
| 1360 | if ((child = fork()) < 0)
|
|---|
| 1361 | {
|
|---|
| 1362 | perror("fork");
|
|---|
| 1363 | return False;
|
|---|
| 1364 | }
|
|---|
| 1365 |
|
|---|
| 1366 | /* Child */
|
|---|
| 1367 | if (child == 0)
|
|---|
| 1368 | {
|
|---|
| 1369 | /* Close read end */
|
|---|
| 1370 | close(fd[0]);
|
|---|
| 1371 |
|
|---|
| 1372 | /* Redirect stdout and stderr to pipe */
|
|---|
| 1373 | dup2(fd[1], 1);
|
|---|
| 1374 | dup2(fd[1], 2);
|
|---|
| 1375 |
|
|---|
| 1376 | /* Execute */
|
|---|
| 1377 | execvp(argv[0], argv);
|
|---|
| 1378 | perror("Error executing child");
|
|---|
| 1379 | _exit(128);
|
|---|
| 1380 | }
|
|---|
| 1381 |
|
|---|
| 1382 | /* Parent. Close write end. */
|
|---|
| 1383 | close(fd[1]);
|
|---|
| 1384 | while (n > 0)
|
|---|
| 1385 | {
|
|---|
| 1386 | n = read(fd[0], output, 255);
|
|---|
| 1387 | output[n] = '\0';
|
|---|
| 1388 | str_handle_lines(output, &rest, linehandler, data);
|
|---|
| 1389 | }
|
|---|
| 1390 | xfree(rest);
|
|---|
| 1391 |
|
|---|
| 1392 | return True;
|
|---|
| 1393 | }
|
|---|
| 1394 |
|
|---|
| 1395 |
|
|---|
| 1396 | /* not all clibs got ltoa */
|
|---|
| 1397 | #define LTOA_BUFSIZE (sizeof(long) * 8 + 1)
|
|---|
| 1398 |
|
|---|
| 1399 | char *
|
|---|
| 1400 | l_to_a(long N, int base)
|
|---|
| 1401 | {
|
|---|
| 1402 | static char ret[LTOA_BUFSIZE];
|
|---|
| 1403 |
|
|---|
| 1404 | char *head = ret, buf[LTOA_BUFSIZE], *tail = buf + sizeof(buf);
|
|---|
| 1405 |
|
|---|
| 1406 | register int divrem;
|
|---|
| 1407 |
|
|---|
| 1408 | if (base < 36 || 2 > base)
|
|---|
| 1409 | base = 10;
|
|---|
| 1410 |
|
|---|
| 1411 | if (N < 0)
|
|---|
| 1412 | {
|
|---|
| 1413 | *head++ = '-';
|
|---|
| 1414 | N = -N;
|
|---|
| 1415 | }
|
|---|
| 1416 |
|
|---|
| 1417 | tail = buf + sizeof(buf);
|
|---|
| 1418 | *--tail = 0;
|
|---|
| 1419 |
|
|---|
| 1420 | do
|
|---|
| 1421 | {
|
|---|
| 1422 | divrem = N % base;
|
|---|
| 1423 | *--tail = (divrem <= 9) ? divrem + '0' : divrem + 'a' - 10;
|
|---|
| 1424 | N /= base;
|
|---|
| 1425 | }
|
|---|
| 1426 | while (N);
|
|---|
| 1427 |
|
|---|
| 1428 | strcpy(head, tail);
|
|---|
| 1429 | return ret;
|
|---|
| 1430 | }
|
|---|
| 1431 |
|
|---|
| 1432 |
|
|---|
| 1433 | int
|
|---|
| 1434 | load_licence(unsigned char **data)
|
|---|
| 1435 | {
|
|---|
| 1436 | char *home, *path;
|
|---|
| 1437 | struct stat st;
|
|---|
| 1438 | int fd, length;
|
|---|
| 1439 |
|
|---|
| 1440 | home = getenv("HOME");
|
|---|
| 1441 | if (home == NULL)
|
|---|
| 1442 | return -1;
|
|---|
| 1443 |
|
|---|
| 1444 | path = (char *) xmalloc(strlen(home) + strlen(g_hostname) + sizeof("/.rdesktop/licence."));
|
|---|
| 1445 | sprintf(path, "%s/.rdesktop/licence.%s", home, g_hostname);
|
|---|
| 1446 |
|
|---|
| 1447 | fd = open(path, O_RDONLY);
|
|---|
| 1448 | if (fd == -1)
|
|---|
| 1449 | return -1;
|
|---|
| 1450 |
|
|---|
| 1451 | if (fstat(fd, &st))
|
|---|
| 1452 | return -1;
|
|---|
| 1453 |
|
|---|
| 1454 | *data = (uint8 *) xmalloc(st.st_size);
|
|---|
| 1455 | length = read(fd, *data, st.st_size);
|
|---|
| 1456 | close(fd);
|
|---|
| 1457 | xfree(path);
|
|---|
| 1458 | return length;
|
|---|
| 1459 | }
|
|---|
| 1460 |
|
|---|
| 1461 | void
|
|---|
| 1462 | save_licence(unsigned char *data, int length)
|
|---|
| 1463 | {
|
|---|
| 1464 | char *home, *path, *tmppath;
|
|---|
| 1465 | int fd;
|
|---|
| 1466 |
|
|---|
| 1467 | home = getenv("HOME");
|
|---|
| 1468 | if (home == NULL)
|
|---|
| 1469 | return;
|
|---|
| 1470 |
|
|---|
| 1471 | path = (char *) xmalloc(strlen(home) + strlen(g_hostname) + sizeof("/.rdesktop/licence."));
|
|---|
| 1472 |
|
|---|
| 1473 | sprintf(path, "%s/.rdesktop", home);
|
|---|
| 1474 | if ((mkdir(path, 0700) == -1) && errno != EEXIST)
|
|---|
| 1475 | {
|
|---|
| 1476 | perror(path);
|
|---|
| 1477 | return;
|
|---|
| 1478 | }
|
|---|
| 1479 |
|
|---|
| 1480 | /* write licence to licence.hostname.new, then atomically rename to licence.hostname */
|
|---|
| 1481 |
|
|---|
| 1482 | sprintf(path, "%s/.rdesktop/licence.%s", home, g_hostname);
|
|---|
| 1483 | tmppath = (char *) xmalloc(strlen(path) + sizeof(".new"));
|
|---|
| 1484 | strcpy(tmppath, path);
|
|---|
| 1485 | strcat(tmppath, ".new");
|
|---|
| 1486 |
|
|---|
| 1487 | fd = open(tmppath, O_WRONLY | O_CREAT | O_TRUNC, 0600);
|
|---|
| 1488 | if (fd == -1)
|
|---|
| 1489 | {
|
|---|
| 1490 | perror(tmppath);
|
|---|
| 1491 | return;
|
|---|
| 1492 | }
|
|---|
| 1493 |
|
|---|
| 1494 | if (write(fd, data, length) != length)
|
|---|
| 1495 | {
|
|---|
| 1496 | perror(tmppath);
|
|---|
| 1497 | unlink(tmppath);
|
|---|
| 1498 | }
|
|---|
| 1499 | else if (rename(tmppath, path) == -1)
|
|---|
| 1500 | {
|
|---|
| 1501 | perror(path);
|
|---|
| 1502 | unlink(tmppath);
|
|---|
| 1503 | }
|
|---|
| 1504 |
|
|---|
| 1505 | close(fd);
|
|---|
| 1506 | xfree(tmppath);
|
|---|
| 1507 | xfree(path);
|
|---|
| 1508 | }
|
|---|
| 1509 |
|
|---|
| 1510 | /* Create the bitmap cache directory */
|
|---|
| 1511 | BOOL
|
|---|
| 1512 | rd_pstcache_mkdir(void)
|
|---|
| 1513 | {
|
|---|
| 1514 | char *home;
|
|---|
| 1515 | char bmpcache_dir[256];
|
|---|
| 1516 |
|
|---|
| 1517 | home = getenv("HOME");
|
|---|
| 1518 |
|
|---|
| 1519 | if (home == NULL)
|
|---|
| 1520 | return False;
|
|---|
| 1521 |
|
|---|
| 1522 | sprintf(bmpcache_dir, "%s/%s", home, ".rdesktop");
|
|---|
| 1523 |
|
|---|
| 1524 | if ((mkdir(bmpcache_dir, S_IRWXU) == -1) && errno != EEXIST)
|
|---|
| 1525 | {
|
|---|
| 1526 | perror(bmpcache_dir);
|
|---|
| 1527 | return False;
|
|---|
| 1528 | }
|
|---|
| 1529 |
|
|---|
| 1530 | sprintf(bmpcache_dir, "%s/%s", home, ".rdesktop/cache");
|
|---|
| 1531 |
|
|---|
| 1532 | if ((mkdir(bmpcache_dir, S_IRWXU) == -1) && errno != EEXIST)
|
|---|
| 1533 | {
|
|---|
| 1534 | perror(bmpcache_dir);
|
|---|
| 1535 | return False;
|
|---|
| 1536 | }
|
|---|
| 1537 |
|
|---|
| 1538 | return True;
|
|---|
| 1539 | }
|
|---|
| 1540 |
|
|---|
| 1541 | /* open a file in the .rdesktop directory */
|
|---|
| 1542 | int
|
|---|
| 1543 | rd_open_file(char *filename)
|
|---|
| 1544 | {
|
|---|
| 1545 | char *home;
|
|---|
| 1546 | char fn[256];
|
|---|
| 1547 | int fd;
|
|---|
| 1548 |
|
|---|
| 1549 | home = getenv("HOME");
|
|---|
| 1550 | if (home == NULL)
|
|---|
| 1551 | return -1;
|
|---|
| 1552 | sprintf(fn, "%s/.rdesktop/%s", home, filename);
|
|---|
| 1553 | fd = open(fn, O_RDWR | O_CREAT, S_IRUSR | S_IWUSR);
|
|---|
| 1554 | if (fd == -1)
|
|---|
| 1555 | perror(fn);
|
|---|
| 1556 | return fd;
|
|---|
| 1557 | }
|
|---|
| 1558 |
|
|---|
| 1559 | /* close file */
|
|---|
| 1560 | void
|
|---|
| 1561 | rd_close_file(int fd)
|
|---|
| 1562 | {
|
|---|
| 1563 | close(fd);
|
|---|
| 1564 | }
|
|---|
| 1565 |
|
|---|
| 1566 | /* read from file*/
|
|---|
| 1567 | int
|
|---|
| 1568 | rd_read_file(int fd, void *ptr, int len)
|
|---|
| 1569 | {
|
|---|
| 1570 | return read(fd, ptr, len);
|
|---|
| 1571 | }
|
|---|
| 1572 |
|
|---|
| 1573 | /* write to file */
|
|---|
| 1574 | int
|
|---|
| 1575 | rd_write_file(int fd, void *ptr, int len)
|
|---|
| 1576 | {
|
|---|
| 1577 | return write(fd, ptr, len);
|
|---|
| 1578 | }
|
|---|
| 1579 |
|
|---|
| 1580 | /* move file pointer */
|
|---|
| 1581 | int
|
|---|
| 1582 | rd_lseek_file(int fd, int offset)
|
|---|
| 1583 | {
|
|---|
| 1584 | return lseek(fd, offset, SEEK_SET);
|
|---|
| 1585 | }
|
|---|
| 1586 |
|
|---|
| 1587 | /* do a write lock on a file */
|
|---|
| 1588 | BOOL
|
|---|
| 1589 | rd_lock_file(int fd, int start, int len)
|
|---|
| 1590 | {
|
|---|
| 1591 | struct flock lock;
|
|---|
| 1592 |
|
|---|
| 1593 | lock.l_type = F_WRLCK;
|
|---|
| 1594 | lock.l_whence = SEEK_SET;
|
|---|
| 1595 | lock.l_start = start;
|
|---|
| 1596 | lock.l_len = len;
|
|---|
| 1597 | if (fcntl(fd, F_SETLK, &lock) == -1)
|
|---|
| 1598 | return False;
|
|---|
| 1599 | return True;
|
|---|
| 1600 | }
|
|---|
