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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|
73 |
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#ifdef WITH_RDPSND |
74 |
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BOOL g_rdpsnd = False; |
75 |
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#endif |
76 |
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77 |
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extern RDPDR_DEVICE g_rdpdr_device[]; |
78 |
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extern uint32 g_num_devices; |
79 |
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|
80 |
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#ifdef RDP2VNC |
81 |
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extern int rfb_port; |
82 |
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extern int defer_time; |
83 |
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void |
84 |
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rdp2vnc_connect(char *server, uint32 flags, char *domain, char *password, |
85 |
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char *shell, char *directory); |
86 |
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#endif |
87 |
/* Display usage information */ |
/* Display usage information */ |
88 |
static void |
static void |
89 |
usage(char *program) |
usage(char *program) |
90 |
{ |
{ |
91 |
printf("Usage: %s [options] server\n", program); |
fprintf(stderr, "rdesktop: A Remote Desktop Protocol client.\n"); |
92 |
printf(" -u: user name\n"); |
fprintf(stderr, "Version " VERSION ". Copyright (C) 1999-2003 Matt Chapman.\n"); |
93 |
printf(" -d: domain\n"); |
fprintf(stderr, "See http://www.rdesktop.org/ for more information.\n\n"); |
94 |
printf(" -s: shell\n"); |
|
95 |
printf(" -c: working directory\n"); |
fprintf(stderr, "Usage: %s [options] server[:port]\n", program); |
96 |
printf(" -p: password (autologon)\n"); |
#ifdef RDP2VNC |
97 |
printf(" -P: askpass-program (autologon)\n"); |
fprintf(stderr, " -V: vnc port\n"); |
98 |
printf(" -n: client hostname\n"); |
fprintf(stderr, " -Q: defer time (ms)\n"); |
99 |
printf(" -k: keyboard layout on terminal server (us,sv,gr etc.)\n"); |
#endif |
100 |
printf(" -g: desktop geometry (WxH)\n"); |
fprintf(stderr, " -u: user name\n"); |
101 |
printf(" -f: full-screen mode\n"); |
fprintf(stderr, " -d: domain\n"); |
102 |
printf(" -b: force bitmap updates\n"); |
fprintf(stderr, " -s: shell\n"); |
103 |
printf(" -e: disable encryption (French TS)\n"); |
fprintf(stderr, " -c: working directory\n"); |
104 |
printf(" -m: do not send motion events\n"); |
fprintf(stderr, " -p: password (- to prompt)\n"); |
105 |
printf(" -l: do not request licence\n"); |
fprintf(stderr, " -n: client hostname\n"); |
106 |
printf(" -t: rdp tcp port\n"); |
fprintf(stderr, " -k: keyboard layout on server (en-us, de, sv, etc.)\n"); |
107 |
printf(" -K: keep window manager key bindings\n"); |
fprintf(stderr, " -g: desktop geometry (WxH)\n"); |
108 |
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fprintf(stderr, " -f: full-screen mode\n"); |
109 |
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fprintf(stderr, " -b: force bitmap updates\n"); |
110 |
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fprintf(stderr, " -e: disable encryption (French TS)\n"); |
111 |
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fprintf(stderr, " -E: disable encryption from client to server\n"); |
112 |
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fprintf(stderr, " -m: do not send motion events\n"); |
113 |
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fprintf(stderr, " -C: use private colour map\n"); |
114 |
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fprintf(stderr, " -D: hide window manager decorations\n"); |
115 |
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fprintf(stderr, " -K: keep window manager key bindings\n"); |
116 |
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fprintf(stderr, " -S: caption button size (single application mode)\n"); |
117 |
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fprintf(stderr, " -T: window title\n"); |
118 |
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fprintf(stderr, " -N: enable numlock syncronization\n"); |
119 |
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fprintf(stderr, " -a: connection colour depth\n"); |
120 |
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fprintf(stderr, " -r: enable specified device redirection (this flag can be repeated)\n"); |
121 |
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fprintf(stderr, " '-r comport:COM1=/dev/ttyS0': enable serial redirection of /dev/ttyS0 to COM1\n"); |
122 |
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fprintf(stderr, " or COM1=/dev/ttyS0,COM2=/dev/ttyS1\n"); |
123 |
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fprintf(stderr, " '-r disk:A=/mnt/floppy': enable redirection of /mnt/floppy to A:\n"); |
124 |
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fprintf(stderr, " or A=/mnt/floppy,D=/mnt/cdrom'\n"); |
125 |
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fprintf(stderr, " '-r lptport:LPT1=/dev/lp0': enable parallel redirection of /dev/lp0 to LPT1\n"); |
126 |
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fprintf(stderr, " or LPT1=/dev/lp0,LPT2=/dev/lp1\n"); |
127 |
|
fprintf(stderr, " '-r printer:mydeskjet': enable printer redirection\n"); |
128 |
|
fprintf(stderr, " or mydeskjet=\"HP LaserJet IIIP\" to enter server driver as well\n"); |
129 |
|
fprintf(stderr, " '-r sound': enable sound redirection\n"); |
130 |
|
fprintf(stderr, " -0: attach to console\n"); |
131 |
|
fprintf(stderr, " -4: use RDP version 4\n"); |
132 |
|
fprintf(stderr, " -5: use RDP version 5 (default)\n"); |
133 |
|
} |
134 |
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|
135 |
|
static BOOL |
136 |
|
read_password(char *password, int size) |
137 |
|
{ |
138 |
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struct termios tios; |
139 |
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BOOL ret = False; |
140 |
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int istty = 0; |
141 |
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char *p; |
142 |
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|
143 |
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if (tcgetattr(STDIN_FILENO, &tios) == 0) |
144 |
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{ |
145 |
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fprintf(stderr, "Password: "); |
146 |
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tios.c_lflag &= ~ECHO; |
147 |
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tcsetattr(STDIN_FILENO, TCSANOW, &tios); |
148 |
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istty = 1; |
149 |
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} |
150 |
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|
151 |
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if (fgets(password, size, stdin) != NULL) |
152 |
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{ |
153 |
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ret = True; |
154 |
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|
155 |
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/* strip final newline */ |
156 |
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p = strchr(password, '\n'); |
157 |
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if (p != NULL) |
158 |
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*p = 0; |
159 |
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} |
160 |
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|
161 |
|
if (istty) |
162 |
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{ |
163 |
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tios.c_lflag |= ECHO; |
164 |
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tcsetattr(STDIN_FILENO, TCSANOW, &tios); |
165 |
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fprintf(stderr, "\n"); |
166 |
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} |
167 |
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|
168 |
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return ret; |
169 |
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} |
170 |
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|
171 |
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static void |
172 |
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parse_server_and_port(char *server) |
173 |
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{ |
174 |
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char *p; |
175 |
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#ifdef IPv6 |
176 |
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int addr_colons; |
177 |
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#endif |
178 |
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179 |
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#ifdef IPv6 |
180 |
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p = server; |
181 |
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addr_colons = 0; |
182 |
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while (*p) |
183 |
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if (*p++ == ':') |
184 |
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addr_colons++; |
185 |
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if (addr_colons >= 2) |
186 |
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{ |
187 |
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/* numeric IPv6 style address format - [1:2:3::4]:port */ |
188 |
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p = strchr(server, ']'); |
189 |
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if (*server == '[' && p != NULL) |
190 |
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{ |
191 |
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if (*(p + 1) == ':' && *(p + 2) != '\0') |
192 |
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tcp_port_rdp = strtol(p + 2, NULL, 10); |
193 |
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/* remove the port number and brackets from the address */ |
194 |
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*p = '\0'; |
195 |
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strncpy(server, server + 1, strlen(server)); |
196 |
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} |
197 |
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} |
198 |
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else |
199 |
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{ |
200 |
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/* dns name or IPv4 style address format - server.example.com:port or 1.2.3.4:port */ |
201 |
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p = strchr(server, ':'); |
202 |
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if (p != NULL) |
203 |
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{ |
204 |
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tcp_port_rdp = strtol(p + 1, NULL, 10); |
205 |
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*p = 0; |
206 |
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} |
207 |
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} |
208 |
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#else /* no IPv6 support */ |
209 |
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p = strchr(server, ':'); |
210 |
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if (p != NULL) |
211 |
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{ |
212 |
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tcp_port_rdp = strtol(p + 1, NULL, 10); |
213 |
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*p = 0; |
214 |
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} |
215 |
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#endif /* IPv6 */ |
216 |
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|
217 |
} |
} |
218 |
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|
219 |
/* Client program */ |
/* Client program */ |
220 |
int |
int |
221 |
main(int argc, char *argv[]) |
main(int argc, char *argv[]) |
222 |
{ |
{ |
223 |
|
char server[64]; |
224 |
char fullhostname[64]; |
char fullhostname[64]; |
225 |
char domain[16]; |
char domain[16]; |
226 |
char password[16]; |
char password[64]; |
227 |
char *askpass_result; |
char shell[128]; |
|
char shell[32]; |
|
228 |
char directory[32]; |
char directory[32]; |
229 |
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BOOL prompt_password, rdp_retval = False; |
230 |
struct passwd *pw; |
struct passwd *pw; |
|
char *server, *p; |
|
231 |
uint32 flags; |
uint32 flags; |
232 |
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char *p; |
233 |
int c; |
int c; |
234 |
|
|
235 |
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"); |
|
236 |
|
|
237 |
flags = RDP_LOGON_NORMAL; |
flags = RDP_LOGON_NORMAL; |
238 |
|
prompt_password = False; |
239 |
domain[0] = password[0] = shell[0] = directory[0] = 0; |
domain[0] = password[0] = shell[0] = directory[0] = 0; |
240 |
strcpy(keymapname, "us"); |
strcpy(keymapname, "en-us"); |
241 |
|
|
242 |
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g_num_devices = 0; |
243 |
|
|
244 |
while ((c = getopt(argc, argv, "u:d:s:c:p:P:n:k:g:t:fbemlKh?")) != -1) |
#ifdef RDP2VNC |
245 |
|
#define VNCOPT "V:Q:" |
246 |
|
#else |
247 |
|
#define VNCOPT |
248 |
|
#endif |
249 |
|
|
250 |
|
while ((c = getopt(argc, argv, VNCOPT "u:d:s:c:p:n:k:g:fbeEmCDKS:T:Na:r:045h?")) != -1) |
251 |
{ |
{ |
252 |
switch (c) |
switch (c) |
253 |
{ |
{ |
254 |
|
#ifdef RDP2VNC |
255 |
|
case 'V': |
256 |
|
rfb_port = strtol(optarg, NULL, 10); |
257 |
|
if (rfb_port < 100) |
258 |
|
rfb_port += 5900; |
259 |
|
break; |
260 |
|
|
261 |
|
case 'Q': |
262 |
|
defer_time = strtol(optarg, NULL, 10); |
263 |
|
if (defer_time < 0) |
264 |
|
defer_time = 0; |
265 |
|
break; |
266 |
|
#endif |
267 |
|
|
268 |
case 'u': |
case 'u': |
269 |
STRNCPY(username, optarg, sizeof(username)); |
STRNCPY(g_username, optarg, sizeof(g_username)); |
270 |
|
username_option = 1; |
271 |
break; |
break; |
272 |
|
|
273 |
case 'd': |
case 'd': |
283 |
break; |
break; |
284 |
|
|
285 |
case 'p': |
case 'p': |
286 |
|
if ((optarg[0] == '-') && (optarg[1] == 0)) |
287 |
|
{ |
288 |
|
prompt_password = True; |
289 |
|
break; |
290 |
|
} |
291 |
|
|
292 |
STRNCPY(password, optarg, sizeof(password)); |
STRNCPY(password, optarg, sizeof(password)); |
293 |
flags |= RDP_LOGON_AUTO; |
flags |= RDP_LOGON_AUTO; |
|
break; |
|
294 |
|
|
295 |
case 'P': |
/* try to overwrite argument so it won't appear in ps */ |
296 |
askpass_result = askpass(optarg, "Enter password"); |
p = optarg; |
297 |
if (askpass_result == NULL) |
while (*p) |
298 |
exit(1); |
*(p++) = 'X'; |
|
|
|
|
STRNCPY(password, askpass_result, sizeof(password)); |
|
|
free(askpass_result); |
|
|
flags |= RDP_LOGON_AUTO; |
|
299 |
break; |
break; |
300 |
|
|
301 |
case 'n': |
case 'n': |
307 |
break; |
break; |
308 |
|
|
309 |
case 'g': |
case 'g': |
310 |
width = strtol(optarg, &p, 10); |
g_fullscreen = False; |
311 |
|
if (!strcmp(optarg, "workarea")) |
312 |
|
{ |
313 |
|
g_width = g_height = 0; |
314 |
|
break; |
315 |
|
} |
316 |
|
|
317 |
|
g_width = strtol(optarg, &p, 10); |
318 |
|
if (g_width <= 0) |
319 |
|
{ |
320 |
|
error("invalid geometry\n"); |
321 |
|
return 1; |
322 |
|
} |
323 |
|
|
324 |
if (*p == 'x') |
if (*p == 'x') |
325 |
height = strtol(p + 1, NULL, 10); |
g_height = strtol(p + 1, NULL, 10); |
326 |
|
|
327 |
if ((width == 0) || (height == 0)) |
if (g_height <= 0) |
328 |
{ |
{ |
329 |
error("invalid geometry\n"); |
error("invalid geometry\n"); |
330 |
return 1; |
return 1; |
331 |
} |
} |
332 |
|
|
333 |
|
if (*p == '%') |
334 |
|
g_width = -g_width; |
335 |
|
|
336 |
break; |
break; |
337 |
|
|
338 |
case 'f': |
case 'f': |
339 |
fullscreen = True; |
g_fullscreen = True; |
340 |
break; |
break; |
341 |
|
|
342 |
case 'b': |
case 'b': |
343 |
orders = False; |
g_orders = False; |
344 |
break; |
break; |
345 |
|
|
346 |
case 'e': |
case 'e': |
347 |
encryption = False; |
g_encryption = False; |
348 |
|
break; |
349 |
|
case 'E': |
350 |
|
packet_encryption = False; |
351 |
break; |
break; |
|
|
|
352 |
case 'm': |
case 'm': |
353 |
sendmotion = False; |
g_sendmotion = False; |
354 |
break; |
break; |
355 |
|
|
356 |
case 'l': |
case 'C': |
357 |
licence = False; |
g_owncolmap = True; |
358 |
break; |
break; |
359 |
|
|
360 |
case 't': |
case 'D': |
361 |
tcp_port_rdp = strtol(optarg, NULL, 10); |
g_hide_decorations = True; |
362 |
break; |
break; |
363 |
|
|
364 |
case 'K': |
case 'K': |
365 |
grab_keyboard = False; |
g_grab_keyboard = False; |
366 |
|
break; |
367 |
|
|
368 |
|
case 'S': |
369 |
|
if (!strcmp(optarg, "standard")) |
370 |
|
{ |
371 |
|
g_win_button_size = 18; |
372 |
|
break; |
373 |
|
} |
374 |
|
|
375 |
|
g_win_button_size = strtol(optarg, &p, 10); |
376 |
|
|
377 |
|
if (*p) |
378 |
|
{ |
379 |
|
error("invalid button size\n"); |
380 |
|
return 1; |
381 |
|
} |
382 |
|
|
383 |
|
break; |
384 |
|
|
385 |
|
case 'T': |
386 |
|
STRNCPY(g_title, optarg, sizeof(g_title)); |
387 |
|
break; |
388 |
|
|
389 |
|
case 'N': |
390 |
|
g_numlock_sync = True; |
391 |
|
break; |
392 |
|
|
393 |
|
case 'a': |
394 |
|
g_server_bpp = strtol(optarg, NULL, 10); |
395 |
|
if (g_server_bpp != 8 && g_server_bpp != 16 && g_server_bpp != 15 |
396 |
|
&& g_server_bpp != 24) |
397 |
|
{ |
398 |
|
error("invalid server bpp\n"); |
399 |
|
return 1; |
400 |
|
} |
401 |
|
break; |
402 |
|
|
403 |
|
case 'r': |
404 |
|
|
405 |
|
if (strncmp("sound", optarg, 5) == 0) |
406 |
|
{ |
407 |
|
#ifdef WITH_RDPSND |
408 |
|
g_rdpsnd = True; |
409 |
|
#else |
410 |
|
warning("Not compiled with sound support"); |
411 |
|
#endif |
412 |
|
} |
413 |
|
else if (strncmp("disk", optarg, 4) == 0) |
414 |
|
{ |
415 |
|
/* -r disk:h:=/mnt/floppy */ |
416 |
|
disk_enum_devices(&g_num_devices, optarg + 4); |
417 |
|
} |
418 |
|
else if (strncmp("comport", optarg, 7) == 0) |
419 |
|
{ |
420 |
|
serial_enum_devices(&g_num_devices, optarg + 7); |
421 |
|
} |
422 |
|
else if (strncmp("lptport", optarg, 7) == 0) |
423 |
|
{ |
424 |
|
parallel_enum_devices(&g_num_devices, optarg + 7); |
425 |
|
} |
426 |
|
else if (strncmp("printer", optarg, 7) == 0) |
427 |
|
{ |
428 |
|
printer_enum_devices(&g_num_devices, optarg + 7); |
429 |
|
} |
430 |
|
else |
431 |
|
{ |
432 |
|
warning("Unknown -r argument\n\n\tPossible arguments are: comport, disk, lptport, printer, sound\n"); |
433 |
|
} |
434 |
|
break; |
435 |
|
|
436 |
|
case '0': |
437 |
|
g_console_session = True; |
438 |
|
break; |
439 |
|
|
440 |
|
case '4': |
441 |
|
g_use_rdp5 = False; |
442 |
|
break; |
443 |
|
|
444 |
|
case '5': |
445 |
|
g_use_rdp5 = True; |
446 |
break; |
break; |
447 |
|
|
448 |
case 'h': |
case 'h': |
459 |
return 1; |
return 1; |
460 |
} |
} |
461 |
|
|
462 |
server = argv[optind]; |
STRNCPY(server, argv[optind], sizeof(server)); |
463 |
|
parse_server_and_port(server); |
464 |
|
|
465 |
if (username[0] == 0) |
if (!username_option) |
466 |
{ |
{ |
467 |
pw = getpwuid(getuid()); |
pw = getpwuid(getuid()); |
468 |
if ((pw == NULL) || (pw->pw_name == NULL)) |
if ((pw == NULL) || (pw->pw_name == NULL)) |
471 |
return 1; |
return 1; |
472 |
} |
} |
473 |
|
|
474 |
STRNCPY(username, pw->pw_name, sizeof(username)); |
STRNCPY(g_username, pw->pw_name, sizeof(g_username)); |
475 |
} |
} |
476 |
|
|
477 |
if (hostname[0] == 0) |
if (hostname[0] == 0) |
489 |
STRNCPY(hostname, fullhostname, sizeof(hostname)); |
STRNCPY(hostname, fullhostname, sizeof(hostname)); |
490 |
} |
} |
491 |
|
|
492 |
if (!strcmp(password, "-")) |
if (prompt_password && read_password(password, sizeof(password))) |
493 |
{ |
flags |= RDP_LOGON_AUTO; |
|
p = getpass("Password: "); |
|
|
if (p == NULL) |
|
|
{ |
|
|
error("failed to read password\n"); |
|
|
return 0; |
|
|
} |
|
|
STRNCPY(password, p, sizeof(password)); |
|
|
} |
|
494 |
|
|
495 |
if ((width == 0) || (height == 0)) |
if (g_title[0] == 0) |
496 |
{ |
{ |
497 |
width = 800; |
strcpy(g_title, "rdesktop - "); |
498 |
height = 600; |
strncat(g_title, server, sizeof(g_title) - sizeof("rdesktop - ")); |
499 |
} |
} |
500 |
|
|
501 |
strcpy(title, "rdesktop - "); |
#ifdef RDP2VNC |
502 |
strncat(title, server, sizeof(title) - sizeof("rdesktop - ")); |
rdp2vnc_connect(server, flags, domain, password, shell, directory); |
503 |
|
return 0; |
504 |
|
#else |
505 |
|
|
|
xkeymap_init1(); |
|
506 |
if (!ui_init()) |
if (!ui_init()) |
507 |
return 1; |
return 1; |
508 |
|
|
509 |
|
#ifdef WITH_RDPSND |
510 |
|
if (g_rdpsnd) |
511 |
|
rdpsnd_init(); |
512 |
|
#endif |
513 |
|
rdpdr_init(); |
514 |
|
|
515 |
if (!rdp_connect(server, flags, domain, password, shell, directory)) |
if (!rdp_connect(server, flags, domain, password, shell, directory)) |
516 |
return 1; |
return 1; |
517 |
|
|
518 |
printf("Connection successful.\n"); |
/* By setting encryption to False here, we have an encrypted login |
519 |
|
packet but unencrypted transfer of other packets */ |
520 |
|
if (!packet_encryption) |
521 |
|
g_encryption = False; |
522 |
|
|
523 |
|
|
524 |
|
DEBUG(("Connection successful.\n")); |
525 |
|
memset(password, 0, sizeof(password)); |
526 |
|
|
527 |
if (ui_create_window()) |
if (ui_create_window()) |
528 |
{ |
{ |
529 |
rdp_main_loop(); |
rdp_retval = rdp_main_loop(); |
530 |
ui_destroy_window(); |
ui_destroy_window(); |
531 |
} |
} |
532 |
|
|
533 |
printf("Disconnecting...\n"); |
DEBUG(("Disconnecting...\n")); |
534 |
rdp_disconnect(); |
rdp_disconnect(); |
535 |
return 0; |
ui_deinit(); |
536 |
|
|
537 |
|
if (True == rdp_retval) |
538 |
|
return 0; |
539 |
|
else |
540 |
|
return 2; |
541 |
|
|
542 |
|
#endif |
543 |
|
|
544 |
} |
} |
545 |
|
|
546 |
|
#ifdef EGD_SOCKET |
547 |
|
/* Read 32 random bytes from PRNGD or EGD socket (based on OpenSSL RAND_egd) */ |
548 |
|
static BOOL |
549 |
|
generate_random_egd(uint8 * buf) |
550 |
|
{ |
551 |
|
struct sockaddr_un addr; |
552 |
|
BOOL ret = False; |
553 |
|
int fd; |
554 |
|
|
555 |
|
fd = socket(AF_UNIX, SOCK_STREAM, 0); |
556 |
|
if (fd == -1) |
557 |
|
return False; |
558 |
|
|
559 |
|
addr.sun_family = AF_UNIX; |
560 |
|
memcpy(addr.sun_path, EGD_SOCKET, sizeof(EGD_SOCKET)); |
561 |
|
if (connect(fd, (struct sockaddr *) &addr, sizeof(addr)) == -1) |
562 |
|
goto err; |
563 |
|
|
564 |
|
/* PRNGD and EGD use a simple communications protocol */ |
565 |
|
buf[0] = 1; /* Non-blocking (similar to /dev/urandom) */ |
566 |
|
buf[1] = 32; /* Number of requested random bytes */ |
567 |
|
if (write(fd, buf, 2) != 2) |
568 |
|
goto err; |
569 |
|
|
570 |
|
if ((read(fd, buf, 1) != 1) || (buf[0] == 0)) /* Available? */ |
571 |
|
goto err; |
572 |
|
|
573 |
|
if (read(fd, buf, 32) != 32) |
574 |
|
goto err; |
575 |
|
|
576 |
|
ret = True; |
577 |
|
|
578 |
|
err: |
579 |
|
close(fd); |
580 |
|
return ret; |
581 |
|
} |
582 |
|
#endif |
583 |
|
|
584 |
/* Generate a 32-byte random for the secure transport code. */ |
/* Generate a 32-byte random for the secure transport code. */ |
585 |
void |
void |
586 |
generate_random(uint8 * random) |
generate_random(uint8 * random) |
587 |
{ |
{ |
588 |
struct stat st; |
struct stat st; |
589 |
struct tms tmsbuf; |
struct tms tmsbuf; |
590 |
uint32 *r = (uint32 *) random; |
MD5_CTX md5; |
591 |
int fd; |
uint32 *r; |
592 |
|
int fd, n; |
593 |
|
|
594 |
/* If we have a kernel random device, use it. */ |
/* If we have a kernel random device, try that first */ |
595 |
if (((fd = open("/dev/urandom", O_RDONLY)) != -1) |
if (((fd = open("/dev/urandom", O_RDONLY)) != -1) |
596 |
|| ((fd = open("/dev/random", O_RDONLY)) != -1)) |
|| ((fd = open("/dev/random", O_RDONLY)) != -1)) |
597 |
{ |
{ |
598 |
read(fd, random, 32); |
n = read(fd, random, 32); |
599 |
close(fd); |
close(fd); |
600 |
return; |
if (n == 32) |
601 |
|
return; |
602 |
} |
} |
603 |
|
|
604 |
|
#ifdef EGD_SOCKET |
605 |
|
/* As a second preference use an EGD */ |
606 |
|
if (generate_random_egd(random)) |
607 |
|
return; |
608 |
|
#endif |
609 |
|
|
610 |
/* Otherwise use whatever entropy we can gather - ideas welcome. */ |
/* Otherwise use whatever entropy we can gather - ideas welcome. */ |
611 |
|
r = (uint32 *) random; |
612 |
r[0] = (getpid()) | (getppid() << 16); |
r[0] = (getpid()) | (getppid() << 16); |
613 |
r[1] = (getuid()) | (getgid() << 16); |
r[1] = (getuid()) | (getgid() << 16); |
614 |
r[2] = times(&tmsbuf); /* system uptime (clocks) */ |
r[2] = times(&tmsbuf); /* system uptime (clocks) */ |
617 |
r[5] = st.st_atime; |
r[5] = st.st_atime; |
618 |
r[6] = st.st_mtime; |
r[6] = st.st_mtime; |
619 |
r[7] = st.st_ctime; |
r[7] = st.st_ctime; |
620 |
|
|
621 |
|
/* Hash both halves with MD5 to obscure possible patterns */ |
622 |
|
MD5_Init(&md5); |
623 |
|
MD5_Update(&md5, random, 16); |
624 |
|
MD5_Final(random, &md5); |
625 |
|
MD5_Update(&md5, random + 16, 16); |
626 |
|
MD5_Final(random + 16, &md5); |
627 |
} |
} |
628 |
|
|
629 |
/* malloc; exit if out of memory */ |
/* malloc; exit if out of memory */ |
672 |
va_end(ap); |
va_end(ap); |
673 |
} |
} |
674 |
|
|
675 |
|
/* report a warning */ |
676 |
|
void |
677 |
|
warning(char *format, ...) |
678 |
|
{ |
679 |
|
va_list ap; |
680 |
|
|
681 |
|
fprintf(stderr, "WARNING: "); |
682 |
|
|
683 |
|
va_start(ap, format); |
684 |
|
vfprintf(stderr, format, ap); |
685 |
|
va_end(ap); |
686 |
|
} |
687 |
|
|
688 |
/* report an unimplemented protocol feature */ |
/* report an unimplemented protocol feature */ |
689 |
void |
void |
690 |
unimpl(char *format, ...) |
unimpl(char *format, ...) |
703 |
hexdump(unsigned char *p, unsigned int len) |
hexdump(unsigned char *p, unsigned int len) |
704 |
{ |
{ |
705 |
unsigned char *line = p; |
unsigned char *line = p; |
706 |
unsigned int thisline, offset = 0; |
int i, thisline, offset = 0; |
|
int i; |
|
707 |
|
|
708 |
while (offset < len) |
while (offset < len) |
709 |
{ |
{ |
727 |
} |
} |
728 |
} |
} |
729 |
|
|
730 |
|
/* |
731 |
|
input: src is the string we look in for needle. |
732 |
|
Needle may be escaped by a backslash, in |
733 |
|
that case we ignore that particular needle. |
734 |
|
return value: returns next src pointer, for |
735 |
|
succesive executions, like in a while loop |
736 |
|
if retval is 0, then there are no more args. |
737 |
|
pitfalls: |
738 |
|
src is modified. 0x00 chars are inserted to |
739 |
|
terminate strings. |
740 |
|
return val, points on the next val chr after ins |
741 |
|
0x00 |
742 |
|
|
743 |
|
example usage: |
744 |
|
while( (pos = next_arg( optarg, ',')) ){ |
745 |
|
printf("%s\n",optarg); |
746 |
|
optarg=pos; |
747 |
|
} |
748 |
|
|
749 |
|
*/ |
750 |
|
char * |
751 |
|
next_arg(char *src, char needle) |
752 |
|
{ |
753 |
|
char *nextval; |
754 |
|
char *p; |
755 |
|
char *mvp = 0; |
756 |
|
|
757 |
|
/* EOS */ |
758 |
|
if (*src == (char) 0x00) |
759 |
|
return 0; |
760 |
|
|
761 |
|
p = src; |
762 |
|
/* skip escaped needles */ |
763 |
|
while ((nextval = strchr(p, needle))) |
764 |
|
{ |
765 |
|
mvp = nextval - 1; |
766 |
|
/* found backslashed needle */ |
767 |
|
if (*mvp == '\\' && (mvp > src)) |
768 |
|
{ |
769 |
|
/* move string one to the left */ |
770 |
|
while (*(mvp + 1) != (char) 0x00) |
771 |
|
{ |
772 |
|
*mvp = *(mvp + 1); |
773 |
|
*mvp++; |
774 |
|
} |
775 |
|
*mvp = (char) 0x00; |
776 |
|
p = nextval; |
777 |
|
} |
778 |
|
else |
779 |
|
{ |
780 |
|
p = nextval + 1; |
781 |
|
break; |
782 |
|
} |
783 |
|
|
784 |
|
} |
785 |
|
|
786 |
|
/* more args available */ |
787 |
|
if (nextval) |
788 |
|
{ |
789 |
|
*nextval = (char) 0x00; |
790 |
|
return ++nextval; |
791 |
|
} |
792 |
|
|
793 |
|
/* no more args after this, jump to EOS */ |
794 |
|
nextval = src + strlen(src); |
795 |
|
return nextval; |
796 |
|
} |
797 |
|
|
798 |
|
|
799 |
|
void |
800 |
|
toupper_str(char *p) |
801 |
|
{ |
802 |
|
while (*p) |
803 |
|
{ |
804 |
|
if ((*p >= 'a') && (*p <= 'z')) |
805 |
|
*p = toupper((int) *p); |
806 |
|
p++; |
807 |
|
} |
808 |
|
} |
809 |
|
|
810 |
|
|
811 |
|
/* not all clibs got ltoa */ |
812 |
|
#define LTOA_BUFSIZE (sizeof(long) * 8 + 1) |
813 |
|
|
814 |
|
char * |
815 |
|
l_to_a(long N, int base) |
816 |
|
{ |
817 |
|
static char ret[LTOA_BUFSIZE]; |
818 |
|
|
819 |
|
char *head = ret, buf[LTOA_BUFSIZE], *tail = buf + sizeof(buf); |
820 |
|
|
821 |
|
register int divrem; |
822 |
|
|
823 |
|
if (base < 36 || 2 > base) |
824 |
|
base = 10; |
825 |
|
|
826 |
|
if (N < 0) |
827 |
|
{ |
828 |
|
*head++ = '-'; |
829 |
|
N = -N; |
830 |
|
} |
831 |
|
|
832 |
|
tail = buf + sizeof(buf); |
833 |
|
*--tail = 0; |
834 |
|
|
835 |
|
do |
836 |
|
{ |
837 |
|
divrem = N % base; |
838 |
|
*--tail = (divrem <= 9) ? divrem + '0' : divrem + 'a' - 10; |
839 |
|
N /= base; |
840 |
|
} |
841 |
|
while (N); |
842 |
|
|
843 |
|
strcpy(head, tail); |
844 |
|
return ret; |
845 |
|
} |
846 |
|
|
847 |
|
|
848 |
int |
int |
849 |
load_licence(unsigned char **data) |
load_licence(unsigned char **data) |
850 |
{ |
{ |
851 |
char path[PATH_MAX]; |
char *home, *path; |
|
char *home; |
|
852 |
struct stat st; |
struct stat st; |
853 |
int fd; |
int fd, length; |
854 |
|
|
855 |
home = getenv("HOME"); |
home = getenv("HOME"); |
856 |
if (home == NULL) |
if (home == NULL) |
857 |
return -1; |
return -1; |
858 |
|
|
859 |
STRNCPY(path, home, sizeof(path)); |
path = (char *) xmalloc(strlen(home) + strlen(hostname) + sizeof("/.rdesktop/licence.")); |
860 |
strncat(path, "/.rdesktop/licence", sizeof(path) - strlen(path) - 1); |
sprintf(path, "%s/.rdesktop/licence.%s", home, hostname); |
861 |
|
|
862 |
fd = open(path, O_RDONLY); |
fd = open(path, O_RDONLY); |
863 |
if (fd == -1) |
if (fd == -1) |
866 |
if (fstat(fd, &st)) |
if (fstat(fd, &st)) |
867 |
return -1; |
return -1; |
868 |
|
|
869 |
*data = xmalloc(st.st_size); |
*data = (uint8 *) xmalloc(st.st_size); |
870 |
return read(fd, *data, st.st_size); |
length = read(fd, *data, st.st_size); |
871 |
|
close(fd); |
872 |
|
xfree(path); |
873 |
|
return length; |
874 |
} |
} |
875 |
|
|
876 |
void |
void |
877 |
save_licence(unsigned char *data, int length) |
save_licence(unsigned char *data, int length) |
878 |
{ |
{ |
879 |
char path[PATH_MAX]; |
char *home, *path, *tmppath; |
|
char *home; |
|
880 |
int fd; |
int fd; |
881 |
|
|
882 |
home = getenv("HOME"); |
home = getenv("HOME"); |
883 |
if (home == NULL) |
if (home == NULL) |
884 |
return; |
return; |
885 |
|
|
886 |
STRNCPY(path, home, sizeof(path)); |
path = (char *) xmalloc(strlen(home) + strlen(hostname) + sizeof("/.rdesktop/licence.")); |
887 |
strncat(path, "/.rdesktop", sizeof(path) - strlen(path) - 1); |
|
888 |
mkdir(path, 0700); |
sprintf(path, "%s/.rdesktop", home); |
889 |
|
if ((mkdir(path, 0700) == -1) && errno != EEXIST) |
890 |
|
{ |
891 |
|
perror(path); |
892 |
|
return; |
893 |
|
} |
894 |
|
|
895 |
|
/* write licence to licence.hostname.new, then atomically rename to licence.hostname */ |
896 |
|
|
897 |
strncat(path, "/licence", sizeof(path) - strlen(path) - 1); |
sprintf(path, "%s/.rdesktop/licence.%s", home, hostname); |
898 |
|
tmppath = (char *) xmalloc(strlen(path) + sizeof(".new")); |
899 |
|
strcpy(tmppath, path); |
900 |
|
strcat(tmppath, ".new"); |
901 |
|
|
902 |
fd = open(path, O_WRONLY | O_CREAT | O_TRUNC, 0600); |
fd = open(tmppath, O_WRONLY | O_CREAT | O_TRUNC, 0600); |
903 |
if (fd == -1) |
if (fd == -1) |
904 |
{ |
{ |
905 |
perror("open"); |
perror(tmppath); |
906 |
return; |
return; |
907 |
} |
} |
908 |
|
|
909 |
write(fd, data, length); |
if (write(fd, data, length) != length) |
910 |
|
{ |
911 |
|
perror(tmppath); |
912 |
|
unlink(tmppath); |
913 |
|
} |
914 |
|
else if (rename(tmppath, path) == -1) |
915 |
|
{ |
916 |
|
perror(path); |
917 |
|
unlink(tmppath); |
918 |
|
} |
919 |
|
|
920 |
close(fd); |
close(fd); |
921 |
|
xfree(tmppath); |
922 |
|
xfree(path); |
923 |
} |
} |