1 |
/* |
/* -*- c-basic-offset: 8 -*- |
2 |
rdesktop: A Remote Desktop Protocol client. |
rdesktop: A Remote Desktop Protocol client. |
3 |
Entrypoint and utility functions |
Entrypoint and utility functions |
4 |
Copyright (C) Matthew Chapman 1999-2001 |
Copyright (C) Matthew Chapman 1999-2003 |
5 |
|
|
6 |
This program is free software; you can redistribute it and/or modify |
This program is free software; you can redistribute it and/or modify |
7 |
it under the terms of the GNU General Public License as published by |
it under the terms of the GNU General Public License as published by |
18 |
Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. |
Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. |
19 |
*/ |
*/ |
20 |
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#include <stdlib.h> /* malloc realloc free */ |
|
21 |
#include <stdarg.h> /* va_list va_start va_end */ |
#include <stdarg.h> /* va_list va_start va_end */ |
22 |
#include <unistd.h> /* read close getuid getgid getpid getppid gethostname */ |
#include <unistd.h> /* read close getuid getgid getpid getppid gethostname */ |
23 |
#include <fcntl.h> /* open */ |
#include <fcntl.h> /* open */ |
24 |
#include <pwd.h> /* getpwuid */ |
#include <pwd.h> /* getpwuid */ |
25 |
#include <limits.h> /* PATH_MAX */ |
#include <termios.h> /* tcgetattr tcsetattr */ |
26 |
#include <sys/stat.h> /* stat */ |
#include <sys/stat.h> /* stat */ |
27 |
#include <sys/time.h> /* gettimeofday */ |
#include <sys/time.h> /* gettimeofday */ |
28 |
#include <sys/times.h> /* times */ |
#include <sys/times.h> /* times */ |
29 |
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#include <ctype.h> /* toupper */ |
30 |
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#include <errno.h> |
31 |
#include "rdesktop.h" |
#include "rdesktop.h" |
32 |
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|
33 |
char title[32] = ""; |
#ifdef EGD_SOCKET |
34 |
char username[16]; |
#include <sys/socket.h> /* socket connect */ |
35 |
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#include <sys/un.h> /* sockaddr_un */ |
36 |
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#endif |
37 |
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38 |
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#ifdef WITH_OPENSSL |
39 |
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#include <openssl/md5.h> |
40 |
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#else |
41 |
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#include "crypto/md5.h" |
42 |
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#endif |
43 |
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44 |
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char g_title[64] = ""; |
45 |
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char g_username[64]; |
46 |
char hostname[16]; |
char hostname[16]; |
47 |
char keymapname[16]; |
char keymapname[16]; |
48 |
int keylayout = 0x409; /* Defaults to US keyboard layout */ |
int keylayout = 0x409; /* Defaults to US keyboard layout */ |
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int width; |
|
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int height; |
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int tcp_port_rdp = TCP_PORT_RDP; |
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BOOL bitmap_compression = True; |
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BOOL sendmotion = True; |
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BOOL orders = True; |
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BOOL licence = True; |
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BOOL encryption = True; |
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BOOL desktop_save = True; |
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BOOL fullscreen = False; |
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BOOL grab_keyboard = True; |
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49 |
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50 |
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int g_width = 800; /* width is special: If 0, the |
51 |
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geometry will be fetched from |
52 |
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_NET_WORKAREA. If negative, |
53 |
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absolute value specifies the |
54 |
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percent of the whole screen. */ |
55 |
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int g_height = 600; |
56 |
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int tcp_port_rdp = TCP_PORT_RDP; |
57 |
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int g_server_bpp = 8; |
58 |
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int g_win_button_size = 0; /* If zero, disable single app mode */ |
59 |
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BOOL g_bitmap_compression = True; |
60 |
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BOOL g_sendmotion = True; |
61 |
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BOOL g_orders = True; |
62 |
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BOOL g_encryption = True; |
63 |
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BOOL packet_encryption = True; |
64 |
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BOOL g_desktop_save = True; |
65 |
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BOOL g_fullscreen = False; |
66 |
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BOOL g_grab_keyboard = True; |
67 |
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BOOL g_hide_decorations = False; |
68 |
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BOOL g_use_rdp5 = True; |
69 |
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BOOL g_console_session = False; |
70 |
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BOOL g_numlock_sync = False; |
71 |
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extern BOOL g_owncolmap; |
72 |
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extern BOOL g_ownbackstore; |
73 |
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|
74 |
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#ifdef WITH_RDPSND |
75 |
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BOOL g_rdpsnd = False; |
76 |
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#endif |
77 |
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78 |
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extern RDPDR_DEVICE g_rdpdr_device[]; |
79 |
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extern uint32 g_num_devices; |
80 |
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|
81 |
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#ifdef RDP2VNC |
82 |
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extern int rfb_port; |
83 |
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extern int defer_time; |
84 |
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void |
85 |
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rdp2vnc_connect(char *server, uint32 flags, char *domain, char *password, |
86 |
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char *shell, char *directory); |
87 |
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#endif |
88 |
/* Display usage information */ |
/* Display usage information */ |
89 |
static void |
static void |
90 |
usage(char *program) |
usage(char *program) |
91 |
{ |
{ |
92 |
printf("Usage: %s [options] server\n", program); |
fprintf(stderr, "rdesktop: A Remote Desktop Protocol client.\n"); |
93 |
printf(" -u: user name\n"); |
fprintf(stderr, "Version " VERSION ". Copyright (C) 1999-2003 Matt Chapman.\n"); |
94 |
printf(" -d: domain\n"); |
fprintf(stderr, "See http://www.rdesktop.org/ for more information.\n\n"); |
95 |
printf(" -s: shell\n"); |
|
96 |
printf(" -c: working directory\n"); |
fprintf(stderr, "Usage: %s [options] server[:port]\n", program); |
97 |
printf(" -p: password (autologon)\n"); |
#ifdef RDP2VNC |
98 |
printf(" -P: askpass-program (autologon)\n"); |
fprintf(stderr, " -V: vnc port\n"); |
99 |
printf(" -n: client hostname\n"); |
fprintf(stderr, " -Q: defer time (ms)\n"); |
100 |
printf(" -k: keyboard layout on terminal server (us,sv,gr etc.)\n"); |
#endif |
101 |
printf(" -g: desktop geometry (WxH)\n"); |
fprintf(stderr, " -u: user name\n"); |
102 |
printf(" -f: full-screen mode\n"); |
fprintf(stderr, " -d: domain\n"); |
103 |
printf(" -b: force bitmap updates\n"); |
fprintf(stderr, " -s: shell\n"); |
104 |
printf(" -e: disable encryption (French TS)\n"); |
fprintf(stderr, " -c: working directory\n"); |
105 |
printf(" -m: do not send motion events\n"); |
fprintf(stderr, " -p: password (- to prompt)\n"); |
106 |
printf(" -l: do not request licence\n"); |
fprintf(stderr, " -n: client hostname\n"); |
107 |
printf(" -t: rdp tcp port\n"); |
fprintf(stderr, " -k: keyboard layout on server (en-us, de, sv, etc.)\n"); |
108 |
printf(" -K: keep window manager key bindings\n"); |
fprintf(stderr, " -g: desktop geometry (WxH)\n"); |
109 |
printf(" -w: window title\n"); |
fprintf(stderr, " -f: full-screen mode\n"); |
110 |
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fprintf(stderr, " -b: force bitmap updates\n"); |
111 |
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fprintf(stderr, " -B: use BackingStore of X-server (if available)\n"); |
112 |
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fprintf(stderr, " -e: disable encryption (French TS)\n"); |
113 |
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fprintf(stderr, " -E: disable encryption from client to server\n"); |
114 |
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fprintf(stderr, " -m: do not send motion events\n"); |
115 |
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fprintf(stderr, " -C: use private colour map\n"); |
116 |
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fprintf(stderr, " -D: hide window manager decorations\n"); |
117 |
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fprintf(stderr, " -K: keep window manager key bindings\n"); |
118 |
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fprintf(stderr, " -S: caption button size (single application mode)\n"); |
119 |
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fprintf(stderr, " -T: window title\n"); |
120 |
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fprintf(stderr, " -N: enable numlock syncronization\n"); |
121 |
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fprintf(stderr, " -a: connection colour depth\n"); |
122 |
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fprintf(stderr, " -r: enable specified device redirection (this flag can be repeated)\n"); |
123 |
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fprintf(stderr, |
124 |
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" '-r comport:COM1=/dev/ttyS0': enable serial redirection of /dev/ttyS0 to COM1\n"); |
125 |
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fprintf(stderr, " or COM1=/dev/ttyS0,COM2=/dev/ttyS1\n"); |
126 |
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fprintf(stderr, |
127 |
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" '-r disk:A=/mnt/floppy': enable redirection of /mnt/floppy to A:\n"); |
128 |
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fprintf(stderr, " or A=/mnt/floppy,D=/mnt/cdrom'\n"); |
129 |
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fprintf(stderr, |
130 |
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" '-r lptport:LPT1=/dev/lp0': enable parallel redirection of /dev/lp0 to LPT1\n"); |
131 |
|
fprintf(stderr, " or LPT1=/dev/lp0,LPT2=/dev/lp1\n"); |
132 |
|
fprintf(stderr, " '-r printer:mydeskjet': enable printer redirection\n"); |
133 |
|
fprintf(stderr, |
134 |
|
" or mydeskjet=\"HP LaserJet IIIP\" to enter server driver as well\n"); |
135 |
|
fprintf(stderr, " '-r sound:[on|off|remote]': enable sound redirection\n"); |
136 |
|
fprintf(stderr, " remote would leave sound on server\n"); |
137 |
|
fprintf(stderr, " -0: attach to console\n"); |
138 |
|
fprintf(stderr, " -4: use RDP version 4\n"); |
139 |
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fprintf(stderr, " -5: use RDP version 5 (default)\n"); |
140 |
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} |
141 |
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|
142 |
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static BOOL |
143 |
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read_password(char *password, int size) |
144 |
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{ |
145 |
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struct termios tios; |
146 |
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BOOL ret = False; |
147 |
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int istty = 0; |
148 |
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char *p; |
149 |
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|
150 |
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if (tcgetattr(STDIN_FILENO, &tios) == 0) |
151 |
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{ |
152 |
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fprintf(stderr, "Password: "); |
153 |
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tios.c_lflag &= ~ECHO; |
154 |
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tcsetattr(STDIN_FILENO, TCSANOW, &tios); |
155 |
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istty = 1; |
156 |
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} |
157 |
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|
158 |
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if (fgets(password, size, stdin) != NULL) |
159 |
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{ |
160 |
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ret = True; |
161 |
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|
162 |
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/* strip final newline */ |
163 |
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p = strchr(password, '\n'); |
164 |
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if (p != NULL) |
165 |
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*p = 0; |
166 |
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} |
167 |
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|
168 |
|
if (istty) |
169 |
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{ |
170 |
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tios.c_lflag |= ECHO; |
171 |
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tcsetattr(STDIN_FILENO, TCSANOW, &tios); |
172 |
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fprintf(stderr, "\n"); |
173 |
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} |
174 |
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175 |
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return ret; |
176 |
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} |
177 |
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178 |
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static void |
179 |
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parse_server_and_port(char *server) |
180 |
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{ |
181 |
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char *p; |
182 |
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#ifdef IPv6 |
183 |
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int addr_colons; |
184 |
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#endif |
185 |
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186 |
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#ifdef IPv6 |
187 |
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p = server; |
188 |
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addr_colons = 0; |
189 |
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while (*p) |
190 |
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if (*p++ == ':') |
191 |
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addr_colons++; |
192 |
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if (addr_colons >= 2) |
193 |
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{ |
194 |
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/* numeric IPv6 style address format - [1:2:3::4]:port */ |
195 |
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p = strchr(server, ']'); |
196 |
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if (*server == '[' && p != NULL) |
197 |
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{ |
198 |
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if (*(p + 1) == ':' && *(p + 2) != '\0') |
199 |
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tcp_port_rdp = strtol(p + 2, NULL, 10); |
200 |
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/* remove the port number and brackets from the address */ |
201 |
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*p = '\0'; |
202 |
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strncpy(server, server + 1, strlen(server)); |
203 |
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} |
204 |
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} |
205 |
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else |
206 |
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{ |
207 |
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/* dns name or IPv4 style address format - server.example.com:port or 1.2.3.4:port */ |
208 |
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p = strchr(server, ':'); |
209 |
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if (p != NULL) |
210 |
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{ |
211 |
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tcp_port_rdp = strtol(p + 1, NULL, 10); |
212 |
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*p = 0; |
213 |
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} |
214 |
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} |
215 |
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#else /* no IPv6 support */ |
216 |
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p = strchr(server, ':'); |
217 |
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if (p != NULL) |
218 |
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{ |
219 |
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tcp_port_rdp = strtol(p + 1, NULL, 10); |
220 |
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*p = 0; |
221 |
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} |
222 |
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#endif /* IPv6 */ |
223 |
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|
224 |
} |
} |
225 |
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|
226 |
/* Client program */ |
/* Client program */ |
227 |
int |
int |
228 |
main(int argc, char *argv[]) |
main(int argc, char *argv[]) |
229 |
{ |
{ |
230 |
|
char server[64]; |
231 |
char fullhostname[64]; |
char fullhostname[64]; |
232 |
char domain[16]; |
char domain[16]; |
233 |
char password[16]; |
char password[64]; |
234 |
char *askpass_result; |
char shell[128]; |
|
char shell[32]; |
|
235 |
char directory[32]; |
char directory[32]; |
236 |
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BOOL prompt_password, rdp_retval = False; |
237 |
struct passwd *pw; |
struct passwd *pw; |
|
char *server, *p; |
|
238 |
uint32 flags; |
uint32 flags; |
239 |
|
char *p; |
240 |
int c; |
int c; |
241 |
|
|
242 |
printf("rdesktop: A Remote Desktop Protocol client.\n"); |
int username_option = 0; |
|
printf("Version " VERSION ". Copyright (C) 1999-2001 Matt Chapman.\n"); |
|
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printf("See http://www.rdesktop.org/ for more information.\n\n"); |
|
243 |
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|
244 |
flags = RDP_LOGON_NORMAL; |
flags = RDP_LOGON_NORMAL; |
245 |
|
prompt_password = False; |
246 |
domain[0] = password[0] = shell[0] = directory[0] = 0; |
domain[0] = password[0] = shell[0] = directory[0] = 0; |
247 |
strcpy(keymapname, "us"); |
strcpy(keymapname, "en-us"); |
248 |
|
|
249 |
|
g_num_devices = 0; |
250 |
|
|
251 |
|
#ifdef RDP2VNC |
252 |
|
#define VNCOPT "V:Q:" |
253 |
|
#else |
254 |
|
#define VNCOPT |
255 |
|
#endif |
256 |
|
|
257 |
while ((c = getopt(argc, argv, "u:d:s:c:p:P:n:k:g:t:fbemlKw:h?")) != -1) |
while ((c = getopt(argc, argv, VNCOPT "u:d:s:c:p:n:k:g:fbBeEmCDKS:T:Na:r:045h?")) != -1) |
258 |
{ |
{ |
259 |
switch (c) |
switch (c) |
260 |
{ |
{ |
261 |
|
#ifdef RDP2VNC |
262 |
|
case 'V': |
263 |
|
rfb_port = strtol(optarg, NULL, 10); |
264 |
|
if (rfb_port < 100) |
265 |
|
rfb_port += 5900; |
266 |
|
break; |
267 |
|
|
268 |
|
case 'Q': |
269 |
|
defer_time = strtol(optarg, NULL, 10); |
270 |
|
if (defer_time < 0) |
271 |
|
defer_time = 0; |
272 |
|
break; |
273 |
|
#endif |
274 |
|
|
275 |
case 'u': |
case 'u': |
276 |
STRNCPY(username, optarg, sizeof(username)); |
STRNCPY(g_username, optarg, sizeof(g_username)); |
277 |
|
username_option = 1; |
278 |
break; |
break; |
279 |
|
|
280 |
case 'd': |
case 'd': |
290 |
break; |
break; |
291 |
|
|
292 |
case 'p': |
case 'p': |
293 |
|
if ((optarg[0] == '-') && (optarg[1] == 0)) |
294 |
|
{ |
295 |
|
prompt_password = True; |
296 |
|
break; |
297 |
|
} |
298 |
|
|
299 |
STRNCPY(password, optarg, sizeof(password)); |
STRNCPY(password, optarg, sizeof(password)); |
300 |
flags |= RDP_LOGON_AUTO; |
flags |= RDP_LOGON_AUTO; |
|
break; |
|
|
|
|
|
case 'P': |
|
|
askpass_result = askpass(optarg, "Enter password"); |
|
|
if (askpass_result == NULL) |
|
|
exit(1); |
|
301 |
|
|
302 |
STRNCPY(password, askpass_result, sizeof(password)); |
/* try to overwrite argument so it won't appear in ps */ |
303 |
free(askpass_result); |
p = optarg; |
304 |
flags |= RDP_LOGON_AUTO; |
while (*p) |
305 |
|
*(p++) = 'X'; |
306 |
break; |
break; |
307 |
|
|
308 |
case 'n': |
case 'n': |
314 |
break; |
break; |
315 |
|
|
316 |
case 'g': |
case 'g': |
317 |
width = strtol(optarg, &p, 10); |
g_fullscreen = False; |
318 |
|
if (!strcmp(optarg, "workarea")) |
319 |
|
{ |
320 |
|
g_width = g_height = 0; |
321 |
|
break; |
322 |
|
} |
323 |
|
|
324 |
|
g_width = strtol(optarg, &p, 10); |
325 |
|
if (g_width <= 0) |
326 |
|
{ |
327 |
|
error("invalid geometry\n"); |
328 |
|
return 1; |
329 |
|
} |
330 |
|
|
331 |
if (*p == 'x') |
if (*p == 'x') |
332 |
height = strtol(p + 1, NULL, 10); |
g_height = strtol(p + 1, NULL, 10); |
333 |
|
|
334 |
if ((width == 0) || (height == 0)) |
if (g_height <= 0) |
335 |
{ |
{ |
336 |
error("invalid geometry\n"); |
error("invalid geometry\n"); |
337 |
return 1; |
return 1; |
338 |
} |
} |
339 |
|
|
340 |
|
if (*p == '%') |
341 |
|
g_width = -g_width; |
342 |
|
|
343 |
break; |
break; |
344 |
|
|
345 |
case 'f': |
case 'f': |
346 |
fullscreen = True; |
g_fullscreen = True; |
347 |
break; |
break; |
348 |
|
|
349 |
case 'b': |
case 'b': |
350 |
orders = False; |
g_orders = False; |
351 |
break; |
break; |
352 |
|
|
353 |
case 'e': |
case 'B': |
354 |
encryption = False; |
g_ownbackstore = False; |
355 |
break; |
break; |
356 |
|
|
357 |
|
case 'e': |
358 |
|
g_encryption = False; |
359 |
|
break; |
360 |
|
case 'E': |
361 |
|
packet_encryption = False; |
362 |
|
break; |
363 |
case 'm': |
case 'm': |
364 |
sendmotion = False; |
g_sendmotion = False; |
365 |
break; |
break; |
366 |
|
|
367 |
case 'l': |
case 'C': |
368 |
licence = False; |
g_owncolmap = True; |
369 |
break; |
break; |
370 |
|
|
371 |
case 't': |
case 'D': |
372 |
tcp_port_rdp = strtol(optarg, NULL, 10); |
g_hide_decorations = True; |
373 |
break; |
break; |
374 |
|
|
375 |
case 'K': |
case 'K': |
376 |
grab_keyboard = False; |
g_grab_keyboard = False; |
377 |
break; |
break; |
378 |
|
|
379 |
case 'w': |
case 'S': |
380 |
strncpy(title, optarg, sizeof(title)); |
if (!strcmp(optarg, "standard")) |
381 |
|
{ |
382 |
|
g_win_button_size = 18; |
383 |
|
break; |
384 |
|
} |
385 |
|
|
386 |
|
g_win_button_size = strtol(optarg, &p, 10); |
387 |
|
|
388 |
|
if (*p) |
389 |
|
{ |
390 |
|
error("invalid button size\n"); |
391 |
|
return 1; |
392 |
|
} |
393 |
|
|
394 |
|
break; |
395 |
|
|
396 |
|
case 'T': |
397 |
|
STRNCPY(g_title, optarg, sizeof(g_title)); |
398 |
|
break; |
399 |
|
|
400 |
|
case 'N': |
401 |
|
g_numlock_sync = True; |
402 |
|
break; |
403 |
|
|
404 |
|
case 'a': |
405 |
|
g_server_bpp = strtol(optarg, NULL, 10); |
406 |
|
if (g_server_bpp != 8 && g_server_bpp != 16 && g_server_bpp != 15 |
407 |
|
&& g_server_bpp != 24) |
408 |
|
{ |
409 |
|
error("invalid server bpp\n"); |
410 |
|
return 1; |
411 |
|
} |
412 |
|
break; |
413 |
|
|
414 |
|
case 'r': |
415 |
|
|
416 |
|
if (strncmp("sound", optarg, 5) == 0) |
417 |
|
{ |
418 |
|
if (*(optarg + 6) == ':') |
419 |
|
{ |
420 |
|
|
421 |
|
if (strncmp("remote", optarg + 7, 6) == 0) |
422 |
|
flags |= RDP_LOGON_LEAVE_AUDIO; |
423 |
|
else if (strncmp("on", optarg + 7, 2) == 0) |
424 |
|
{ |
425 |
|
#ifdef WITH_RDPSND |
426 |
|
g_rdpsnd = True; |
427 |
|
#else |
428 |
|
warning("Not compiled with sound support"); |
429 |
|
#endif |
430 |
|
} |
431 |
|
} |
432 |
|
else |
433 |
|
{ |
434 |
|
#ifdef WITH_RDPSND |
435 |
|
g_rdpsnd = True; |
436 |
|
#else |
437 |
|
warning("Not compiled with sound support"); |
438 |
|
#endif |
439 |
|
} |
440 |
|
} |
441 |
|
else if (strncmp("disk", optarg, 4) == 0) |
442 |
|
{ |
443 |
|
/* -r disk:h:=/mnt/floppy */ |
444 |
|
disk_enum_devices(&g_num_devices, optarg + 4); |
445 |
|
} |
446 |
|
else if (strncmp("comport", optarg, 7) == 0) |
447 |
|
{ |
448 |
|
serial_enum_devices(&g_num_devices, optarg + 7); |
449 |
|
} |
450 |
|
else if (strncmp("lptport", optarg, 7) == 0) |
451 |
|
{ |
452 |
|
parallel_enum_devices(&g_num_devices, optarg + 7); |
453 |
|
} |
454 |
|
else if (strncmp("printer", optarg, 7) == 0) |
455 |
|
{ |
456 |
|
printer_enum_devices(&g_num_devices, optarg + 7); |
457 |
|
} |
458 |
|
else |
459 |
|
{ |
460 |
|
warning("Unknown -r argument\n\n\tPossible arguments are: comport, disk, lptport, printer, sound\n"); |
461 |
|
} |
462 |
|
break; |
463 |
|
|
464 |
|
case '0': |
465 |
|
g_console_session = True; |
466 |
|
break; |
467 |
|
|
468 |
|
case '4': |
469 |
|
g_use_rdp5 = False; |
470 |
|
break; |
471 |
|
|
472 |
|
case '5': |
473 |
|
g_use_rdp5 = True; |
474 |
break; |
break; |
475 |
|
|
476 |
case 'h': |
case 'h': |
481 |
} |
} |
482 |
} |
} |
483 |
|
|
484 |
if (argc - optind < 1) |
if (argc - optind != 1) |
485 |
{ |
{ |
486 |
usage(argv[0]); |
usage(argv[0]); |
487 |
return 1; |
return 1; |
488 |
} |
} |
489 |
|
|
490 |
server = argv[optind]; |
STRNCPY(server, argv[optind], sizeof(server)); |
491 |
|
parse_server_and_port(server); |
492 |
|
|
493 |
if (username[0] == 0) |
if (!username_option) |
494 |
{ |
{ |
495 |
pw = getpwuid(getuid()); |
pw = getpwuid(getuid()); |
496 |
if ((pw == NULL) || (pw->pw_name == NULL)) |
if ((pw == NULL) || (pw->pw_name == NULL)) |
499 |
return 1; |
return 1; |
500 |
} |
} |
501 |
|
|
502 |
STRNCPY(username, pw->pw_name, sizeof(username)); |
STRNCPY(g_username, pw->pw_name, sizeof(g_username)); |
503 |
} |
} |
504 |
|
|
505 |
if (hostname[0] == 0) |
if (hostname[0] == 0) |
517 |
STRNCPY(hostname, fullhostname, sizeof(hostname)); |
STRNCPY(hostname, fullhostname, sizeof(hostname)); |
518 |
} |
} |
519 |
|
|
520 |
if (!strcmp(password, "-")) |
if (prompt_password && read_password(password, sizeof(password))) |
521 |
{ |
flags |= RDP_LOGON_AUTO; |
|
p = getpass("Password: "); |
|
|
if (p == NULL) |
|
|
{ |
|
|
error("failed to read password\n"); |
|
|
return 0; |
|
|
} |
|
|
STRNCPY(password, p, sizeof(password)); |
|
|
} |
|
522 |
|
|
523 |
if ((width == 0) || (height == 0)) |
if (g_title[0] == 0) |
524 |
{ |
{ |
525 |
width = 800; |
strcpy(g_title, "rdesktop - "); |
526 |
height = 600; |
strncat(g_title, server, sizeof(g_title) - sizeof("rdesktop - ")); |
|
} |
|
|
else |
|
|
{ |
|
|
/* make sure width is a multiple of 4 */ |
|
|
width = (width + 3) & ~3; |
|
527 |
} |
} |
528 |
|
|
529 |
if (!strlen(title)) |
#ifdef RDP2VNC |
530 |
{ |
rdp2vnc_connect(server, flags, domain, password, shell, directory); |
531 |
strcpy(title, "rdesktop - "); |
return 0; |
532 |
strncat(title, server, sizeof(title) - sizeof("rdesktop - ")); |
#else |
|
} |
|
533 |
|
|
|
xkeymap_init1(); |
|
534 |
if (!ui_init()) |
if (!ui_init()) |
535 |
return 1; |
return 1; |
536 |
|
|
537 |
|
#ifdef WITH_RDPSND |
538 |
|
if (g_rdpsnd) |
539 |
|
rdpsnd_init(); |
540 |
|
#endif |
541 |
|
rdpdr_init(); |
542 |
|
|
543 |
if (!rdp_connect(server, flags, domain, password, shell, directory)) |
if (!rdp_connect(server, flags, domain, password, shell, directory)) |
544 |
return 1; |
return 1; |
545 |
|
|
546 |
printf("Connection successful.\n"); |
/* By setting encryption to False here, we have an encrypted login |
547 |
|
packet but unencrypted transfer of other packets */ |
548 |
|
if (!packet_encryption) |
549 |
|
g_encryption = False; |
550 |
|
|
551 |
|
|
552 |
|
DEBUG(("Connection successful.\n")); |
553 |
|
memset(password, 0, sizeof(password)); |
554 |
|
|
555 |
if (ui_create_window()) |
if (ui_create_window()) |
556 |
{ |
{ |
557 |
rdp_main_loop(); |
rdp_retval = rdp_main_loop(); |
558 |
ui_destroy_window(); |
ui_destroy_window(); |
559 |
} |
} |
560 |
|
|
561 |
printf("Disconnecting...\n"); |
DEBUG(("Disconnecting...\n")); |
562 |
rdp_disconnect(); |
rdp_disconnect(); |
563 |
return 0; |
ui_deinit(); |
564 |
|
|
565 |
|
if (True == rdp_retval) |
566 |
|
return 0; |
567 |
|
else |
568 |
|
return 2; |
569 |
|
|
570 |
|
#endif |
571 |
|
|
572 |
} |
} |
573 |
|
|
574 |
|
#ifdef EGD_SOCKET |
575 |
|
/* Read 32 random bytes from PRNGD or EGD socket (based on OpenSSL RAND_egd) */ |
576 |
|
static BOOL |
577 |
|
generate_random_egd(uint8 * buf) |
578 |
|
{ |
579 |
|
struct sockaddr_un addr; |
580 |
|
BOOL ret = False; |
581 |
|
int fd; |
582 |
|
|
583 |
|
fd = socket(AF_UNIX, SOCK_STREAM, 0); |
584 |
|
if (fd == -1) |
585 |
|
return False; |
586 |
|
|
587 |
|
addr.sun_family = AF_UNIX; |
588 |
|
memcpy(addr.sun_path, EGD_SOCKET, sizeof(EGD_SOCKET)); |
589 |
|
if (connect(fd, (struct sockaddr *) &addr, sizeof(addr)) == -1) |
590 |
|
goto err; |
591 |
|
|
592 |
|
/* PRNGD and EGD use a simple communications protocol */ |
593 |
|
buf[0] = 1; /* Non-blocking (similar to /dev/urandom) */ |
594 |
|
buf[1] = 32; /* Number of requested random bytes */ |
595 |
|
if (write(fd, buf, 2) != 2) |
596 |
|
goto err; |
597 |
|
|
598 |
|
if ((read(fd, buf, 1) != 1) || (buf[0] == 0)) /* Available? */ |
599 |
|
goto err; |
600 |
|
|
601 |
|
if (read(fd, buf, 32) != 32) |
602 |
|
goto err; |
603 |
|
|
604 |
|
ret = True; |
605 |
|
|
606 |
|
err: |
607 |
|
close(fd); |
608 |
|
return ret; |
609 |
|
} |
610 |
|
#endif |
611 |
|
|
612 |
/* Generate a 32-byte random for the secure transport code. */ |
/* Generate a 32-byte random for the secure transport code. */ |
613 |
void |
void |
614 |
generate_random(uint8 * random) |
generate_random(uint8 * random) |
615 |
{ |
{ |
616 |
struct stat st; |
struct stat st; |
617 |
struct tms tmsbuf; |
struct tms tmsbuf; |
618 |
uint32 *r = (uint32 *) random; |
MD5_CTX md5; |
619 |
int fd; |
uint32 *r; |
620 |
|
int fd, n; |
621 |
|
|
622 |
/* If we have a kernel random device, use it. */ |
/* If we have a kernel random device, try that first */ |
623 |
if (((fd = open("/dev/urandom", O_RDONLY)) != -1) |
if (((fd = open("/dev/urandom", O_RDONLY)) != -1) |
624 |
|| ((fd = open("/dev/random", O_RDONLY)) != -1)) |
|| ((fd = open("/dev/random", O_RDONLY)) != -1)) |
625 |
{ |
{ |
626 |
read(fd, random, 32); |
n = read(fd, random, 32); |
627 |
close(fd); |
close(fd); |
628 |
return; |
if (n == 32) |
629 |
|
return; |
630 |
} |
} |
631 |
|
|
632 |
|
#ifdef EGD_SOCKET |
633 |
|
/* As a second preference use an EGD */ |
634 |
|
if (generate_random_egd(random)) |
635 |
|
return; |
636 |
|
#endif |
637 |
|
|
638 |
/* Otherwise use whatever entropy we can gather - ideas welcome. */ |
/* Otherwise use whatever entropy we can gather - ideas welcome. */ |
639 |
|
r = (uint32 *) random; |
640 |
r[0] = (getpid()) | (getppid() << 16); |
r[0] = (getpid()) | (getppid() << 16); |
641 |
r[1] = (getuid()) | (getgid() << 16); |
r[1] = (getuid()) | (getgid() << 16); |
642 |
r[2] = times(&tmsbuf); /* system uptime (clocks) */ |
r[2] = times(&tmsbuf); /* system uptime (clocks) */ |
645 |
r[5] = st.st_atime; |
r[5] = st.st_atime; |
646 |
r[6] = st.st_mtime; |
r[6] = st.st_mtime; |
647 |
r[7] = st.st_ctime; |
r[7] = st.st_ctime; |
648 |
|
|
649 |
|
/* Hash both halves with MD5 to obscure possible patterns */ |
650 |
|
MD5_Init(&md5); |
651 |
|
MD5_Update(&md5, random, 16); |
652 |
|
MD5_Final(random, &md5); |
653 |
|
MD5_Update(&md5, random + 16, 16); |
654 |
|
MD5_Final(random + 16, &md5); |
655 |
} |
} |
656 |
|
|
657 |
/* malloc; exit if out of memory */ |
/* malloc; exit if out of memory */ |
700 |
va_end(ap); |
va_end(ap); |
701 |
} |
} |
702 |
|
|
703 |
|
/* report a warning */ |
704 |
|
void |
705 |
|
warning(char *format, ...) |
706 |
|
{ |
707 |
|
va_list ap; |
708 |
|
|
709 |
|
fprintf(stderr, "WARNING: "); |
710 |
|
|
711 |
|
va_start(ap, format); |
712 |
|
vfprintf(stderr, format, ap); |
713 |
|
va_end(ap); |
714 |
|
} |
715 |
|
|
716 |
/* report an unimplemented protocol feature */ |
/* report an unimplemented protocol feature */ |
717 |
void |
void |
718 |
unimpl(char *format, ...) |
unimpl(char *format, ...) |
731 |
hexdump(unsigned char *p, unsigned int len) |
hexdump(unsigned char *p, unsigned int len) |
732 |
{ |
{ |
733 |
unsigned char *line = p; |
unsigned char *line = p; |
734 |
unsigned int thisline, offset = 0; |
int i, thisline, offset = 0; |
|
int i; |
|
735 |
|
|
736 |
while (offset < len) |
while (offset < len) |
737 |
{ |
{ |
755 |
} |
} |
756 |
} |
} |
757 |
|
|
758 |
|
/* |
759 |
|
input: src is the string we look in for needle. |
760 |
|
Needle may be escaped by a backslash, in |
761 |
|
that case we ignore that particular needle. |
762 |
|
return value: returns next src pointer, for |
763 |
|
succesive executions, like in a while loop |
764 |
|
if retval is 0, then there are no more args. |
765 |
|
pitfalls: |
766 |
|
src is modified. 0x00 chars are inserted to |
767 |
|
terminate strings. |
768 |
|
return val, points on the next val chr after ins |
769 |
|
0x00 |
770 |
|
|
771 |
|
example usage: |
772 |
|
while( (pos = next_arg( optarg, ',')) ){ |
773 |
|
printf("%s\n",optarg); |
774 |
|
optarg=pos; |
775 |
|
} |
776 |
|
|
777 |
|
*/ |
778 |
|
char * |
779 |
|
next_arg(char *src, char needle) |
780 |
|
{ |
781 |
|
char *nextval; |
782 |
|
char *p; |
783 |
|
char *mvp = 0; |
784 |
|
|
785 |
|
/* EOS */ |
786 |
|
if (*src == (char) 0x00) |
787 |
|
return 0; |
788 |
|
|
789 |
|
p = src; |
790 |
|
/* skip escaped needles */ |
791 |
|
while ((nextval = strchr(p, needle))) |
792 |
|
{ |
793 |
|
mvp = nextval - 1; |
794 |
|
/* found backslashed needle */ |
795 |
|
if (*mvp == '\\' && (mvp > src)) |
796 |
|
{ |
797 |
|
/* move string one to the left */ |
798 |
|
while (*(mvp + 1) != (char) 0x00) |
799 |
|
{ |
800 |
|
*mvp = *(mvp + 1); |
801 |
|
*mvp++; |
802 |
|
} |
803 |
|
*mvp = (char) 0x00; |
804 |
|
p = nextval; |
805 |
|
} |
806 |
|
else |
807 |
|
{ |
808 |
|
p = nextval + 1; |
809 |
|
break; |
810 |
|
} |
811 |
|
|
812 |
|
} |
813 |
|
|
814 |
|
/* more args available */ |
815 |
|
if (nextval) |
816 |
|
{ |
817 |
|
*nextval = (char) 0x00; |
818 |
|
return ++nextval; |
819 |
|
} |
820 |
|
|
821 |
|
/* no more args after this, jump to EOS */ |
822 |
|
nextval = src + strlen(src); |
823 |
|
return nextval; |
824 |
|
} |
825 |
|
|
826 |
|
|
827 |
|
void |
828 |
|
toupper_str(char *p) |
829 |
|
{ |
830 |
|
while (*p) |
831 |
|
{ |
832 |
|
if ((*p >= 'a') && (*p <= 'z')) |
833 |
|
*p = toupper((int) *p); |
834 |
|
p++; |
835 |
|
} |
836 |
|
} |
837 |
|
|
838 |
|
|
839 |
|
/* not all clibs got ltoa */ |
840 |
|
#define LTOA_BUFSIZE (sizeof(long) * 8 + 1) |
841 |
|
|
842 |
|
char * |
843 |
|
l_to_a(long N, int base) |
844 |
|
{ |
845 |
|
static char ret[LTOA_BUFSIZE]; |
846 |
|
|
847 |
|
char *head = ret, buf[LTOA_BUFSIZE], *tail = buf + sizeof(buf); |
848 |
|
|
849 |
|
register int divrem; |
850 |
|
|
851 |
|
if (base < 36 || 2 > base) |
852 |
|
base = 10; |
853 |
|
|
854 |
|
if (N < 0) |
855 |
|
{ |
856 |
|
*head++ = '-'; |
857 |
|
N = -N; |
858 |
|
} |
859 |
|
|
860 |
|
tail = buf + sizeof(buf); |
861 |
|
*--tail = 0; |
862 |
|
|
863 |
|
do |
864 |
|
{ |
865 |
|
divrem = N % base; |
866 |
|
*--tail = (divrem <= 9) ? divrem + '0' : divrem + 'a' - 10; |
867 |
|
N /= base; |
868 |
|
} |
869 |
|
while (N); |
870 |
|
|
871 |
|
strcpy(head, tail); |
872 |
|
return ret; |
873 |
|
} |
874 |
|
|
875 |
|
|
876 |
int |
int |
877 |
load_licence(unsigned char **data) |
load_licence(unsigned char **data) |
878 |
{ |
{ |
879 |
char path[PATH_MAX]; |
char *home, *path; |
|
char *home; |
|
880 |
struct stat st; |
struct stat st; |
881 |
int fd; |
int fd, length; |
882 |
|
|
883 |
home = getenv("HOME"); |
home = getenv("HOME"); |
884 |
if (home == NULL) |
if (home == NULL) |
885 |
return -1; |
return -1; |
886 |
|
|
887 |
STRNCPY(path, home, sizeof(path)); |
path = (char *) xmalloc(strlen(home) + strlen(hostname) + sizeof("/.rdesktop/licence.")); |
888 |
strncat(path, "/.rdesktop/licence", sizeof(path) - strlen(path) - 1); |
sprintf(path, "%s/.rdesktop/licence.%s", home, hostname); |
889 |
|
|
890 |
fd = open(path, O_RDONLY); |
fd = open(path, O_RDONLY); |
891 |
if (fd == -1) |
if (fd == -1) |
894 |
if (fstat(fd, &st)) |
if (fstat(fd, &st)) |
895 |
return -1; |
return -1; |
896 |
|
|
897 |
*data = xmalloc(st.st_size); |
*data = (uint8 *) xmalloc(st.st_size); |
898 |
return read(fd, *data, st.st_size); |
length = read(fd, *data, st.st_size); |
899 |
|
close(fd); |
900 |
|
xfree(path); |
901 |
|
return length; |
902 |
} |
} |
903 |
|
|
904 |
void |
void |
905 |
save_licence(unsigned char *data, int length) |
save_licence(unsigned char *data, int length) |
906 |
{ |
{ |
907 |
char path[PATH_MAX]; |
char *home, *path, *tmppath; |
|
char *home; |
|
908 |
int fd; |
int fd; |
909 |
|
|
910 |
home = getenv("HOME"); |
home = getenv("HOME"); |
911 |
if (home == NULL) |
if (home == NULL) |
912 |
return; |
return; |
913 |
|
|
914 |
STRNCPY(path, home, sizeof(path)); |
path = (char *) xmalloc(strlen(home) + strlen(hostname) + sizeof("/.rdesktop/licence.")); |
915 |
strncat(path, "/.rdesktop", sizeof(path) - strlen(path) - 1); |
|
916 |
mkdir(path, 0700); |
sprintf(path, "%s/.rdesktop", home); |
917 |
|
if ((mkdir(path, 0700) == -1) && errno != EEXIST) |
918 |
|
{ |
919 |
|
perror(path); |
920 |
|
return; |
921 |
|
} |
922 |
|
|
923 |
|
/* write licence to licence.hostname.new, then atomically rename to licence.hostname */ |
924 |
|
|
925 |
strncat(path, "/licence", sizeof(path) - strlen(path) - 1); |
sprintf(path, "%s/.rdesktop/licence.%s", home, hostname); |
926 |
|
tmppath = (char *) xmalloc(strlen(path) + sizeof(".new")); |
927 |
|
strcpy(tmppath, path); |
928 |
|
strcat(tmppath, ".new"); |
929 |
|
|
930 |
fd = open(path, O_WRONLY | O_CREAT | O_TRUNC, 0600); |
fd = open(tmppath, O_WRONLY | O_CREAT | O_TRUNC, 0600); |
931 |
if (fd == -1) |
if (fd == -1) |
932 |
{ |
{ |
933 |
perror("open"); |
perror(tmppath); |
934 |
return; |
return; |
935 |
} |
} |
936 |
|
|
937 |
write(fd, data, length); |
if (write(fd, data, length) != length) |
938 |
|
{ |
939 |
|
perror(tmppath); |
940 |
|
unlink(tmppath); |
941 |
|
} |
942 |
|
else if (rename(tmppath, path) == -1) |
943 |
|
{ |
944 |
|
perror(path); |
945 |
|
unlink(tmppath); |
946 |
|
} |
947 |
|
|
948 |
close(fd); |
close(fd); |
949 |
|
xfree(tmppath); |
950 |
|
xfree(path); |
951 |
} |
} |