1 |
/* |
/* |
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 1999-2000 |
Copyright (C) Matthew Chapman 1999-2002 |
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 |
8 |
the Free Software Foundation; either version 2 of the License, or |
the Free Software Foundation; either version 2 of the License, or |
9 |
(at your option) any later version. |
(at your option) any later version. |
10 |
|
|
11 |
This program is distributed in the hope that it will be useful, |
This program is distributed in the hope that it will be useful, |
12 |
but WITHOUT ANY WARRANTY; without even the implied warranty of |
but WITHOUT ANY WARRANTY; without even the implied warranty of |
13 |
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
14 |
GNU General Public License for more details. |
GNU General Public License for more details. |
15 |
|
|
16 |
You should have received a copy of the GNU General Public License |
You should have received a copy of the GNU General Public License |
17 |
along with this program; if not, write to the Free Software |
along with this program; if not, write to the Free Software |
18 |
Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. |
Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. |
19 |
*/ |
*/ |
20 |
|
|
21 |
#include <stdlib.h> /* malloc realloc free */ |
#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 */ |
26 |
|
#include <termios.h> /* tcgetattr tcsetattr */ |
27 |
#include <sys/stat.h> /* stat */ |
#include <sys/stat.h> /* stat */ |
28 |
#include <sys/time.h> /* gettimeofday */ |
#include <sys/time.h> /* gettimeofday */ |
29 |
#include <sys/times.h> /* times */ |
#include <sys/times.h> /* times */ |
30 |
#include "rdesktop.h" |
#include "rdesktop.h" |
31 |
|
|
32 |
|
#ifdef EGD_SOCKET |
33 |
|
#include <sys/socket.h> /* socket connect */ |
34 |
|
#include <sys/un.h> /* sockaddr_un */ |
35 |
|
#endif |
36 |
|
|
37 |
|
#ifdef WITH_OPENSSL |
38 |
|
#include <openssl/md5.h> |
39 |
|
#else |
40 |
|
#include "crypto/md5.h" |
41 |
|
#endif |
42 |
|
|
43 |
|
char title[32] = ""; |
44 |
char username[16]; |
char username[16]; |
45 |
char hostname[16]; |
char hostname[16]; |
46 |
|
char keymapname[16]; |
47 |
|
int keylayout = 0x409; /* Defaults to US keyboard layout */ |
48 |
int width = 800; |
int width = 800; |
49 |
int height = 600; |
int height = 600; |
50 |
int keylayout = 0x409; |
int tcp_port_rdp = TCP_PORT_RDP; |
51 |
BOOL motion = True; |
BOOL bitmap_compression = True; |
52 |
|
BOOL sendmotion = True; |
53 |
BOOL orders = True; |
BOOL orders = True; |
54 |
BOOL licence = True; |
BOOL encryption = True; |
55 |
|
BOOL desktop_save = True; |
56 |
|
BOOL fullscreen = False; |
57 |
|
BOOL grab_keyboard = True; |
58 |
|
|
59 |
/* Display usage information */ |
/* Display usage information */ |
60 |
static void |
static void |
61 |
usage(char *program) |
usage(char *program) |
62 |
{ |
{ |
63 |
STATUS("Usage: %s [options] server\n", program); |
fprintf(stderr, "rdesktop: A Remote Desktop Protocol client.\n"); |
64 |
STATUS(" -u: user name\n"); |
fprintf(stderr, "Version " VERSION ". Copyright (C) 1999-2002 Matt Chapman.\n"); |
65 |
STATUS(" -d: domain\n"); |
fprintf(stderr, "See http://www.rdesktop.org/ for more information.\n\n"); |
66 |
STATUS(" -s: shell\n"); |
|
67 |
STATUS(" -c: working directory\n"); |
fprintf(stderr, "Usage: %s [options] server[:port]\n", program); |
68 |
STATUS(" -p: password (autologon)\n"); |
fprintf(stderr, " -u: user name\n"); |
69 |
STATUS(" -n: client hostname\n"); |
fprintf(stderr, " -d: domain\n"); |
70 |
STATUS(" -w: desktop width\n"); |
fprintf(stderr, " -s: shell\n"); |
71 |
STATUS(" -h: desktop height\n"); |
fprintf(stderr, " -c: working directory\n"); |
72 |
STATUS(" -k: keyboard layout (hex)\n"); |
fprintf(stderr, " -p: password (- to prompt)\n"); |
73 |
STATUS(" -b: force bitmap updates\n"); |
fprintf(stderr, " -n: client hostname\n"); |
74 |
STATUS(" -m: do not send motion events\n"); |
fprintf(stderr, " -k: keyboard layout on terminal server (us,sv,gr,etc.)\n"); |
75 |
STATUS(" -l: do not request licence\n\n"); |
fprintf(stderr, " -g: desktop geometry (WxH)\n"); |
76 |
|
fprintf(stderr, " -f: full-screen mode\n"); |
77 |
|
fprintf(stderr, " -b: force bitmap updates\n"); |
78 |
|
fprintf(stderr, " -e: disable encryption (French TS)\n"); |
79 |
|
fprintf(stderr, " -m: do not send motion events\n"); |
80 |
|
fprintf(stderr, " -K: keep window manager key bindings\n"); |
81 |
|
fprintf(stderr, " -T: window title\n"); |
82 |
|
} |
83 |
|
|
84 |
|
static BOOL |
85 |
|
read_password(char *password, int size) |
86 |
|
{ |
87 |
|
struct termios tios; |
88 |
|
BOOL ret = False; |
89 |
|
int istty = 0; |
90 |
|
char *p; |
91 |
|
|
92 |
|
if (tcgetattr(STDIN_FILENO, &tios) == 0) |
93 |
|
{ |
94 |
|
fprintf(stderr, "Password: "); |
95 |
|
tios.c_lflag &= ~ECHO; |
96 |
|
tcsetattr(STDIN_FILENO, TCSANOW, &tios); |
97 |
|
istty = 1; |
98 |
|
} |
99 |
|
|
100 |
|
if (fgets(password, size, stdin) != NULL) |
101 |
|
{ |
102 |
|
ret = True; |
103 |
|
|
104 |
|
/* strip final newline */ |
105 |
|
p = strchr(password, '\n'); |
106 |
|
if (p != NULL) |
107 |
|
*p = 0; |
108 |
|
} |
109 |
|
|
110 |
|
if (istty) |
111 |
|
{ |
112 |
|
tios.c_lflag |= ECHO; |
113 |
|
tcsetattr(STDIN_FILENO, TCSANOW, &tios); |
114 |
|
fprintf(stderr, "\n"); |
115 |
|
} |
116 |
|
|
117 |
|
return ret; |
118 |
} |
} |
119 |
|
|
120 |
/* Client program */ |
/* Client program */ |
121 |
int |
int |
122 |
main(int argc, char *argv[]) |
main(int argc, char *argv[]) |
123 |
{ |
{ |
124 |
struct passwd *pw; |
char server[64]; |
125 |
char *server; |
char fullhostname[64]; |
|
uint32 flags; |
|
126 |
char domain[16]; |
char domain[16]; |
127 |
char password[16]; |
char password[16]; |
128 |
char shell[32]; |
char shell[128]; |
129 |
char directory[32]; |
char directory[32]; |
130 |
char title[32]; |
BOOL prompt_password; |
131 |
|
struct passwd *pw; |
132 |
|
uint32 flags; |
133 |
|
char *p; |
134 |
int c; |
int c; |
135 |
|
|
|
STATUS("rdesktop: A Remote Desktop Protocol client.\n"); |
|
|
STATUS("Version " VERSION |
|
|
". Copyright (C) 1999-2000 Matt Chapman.\n"); |
|
|
STATUS("See http://www.rdesktop.org/ for more information.\n\n"); |
|
|
|
|
136 |
flags = RDP_LOGON_NORMAL; |
flags = RDP_LOGON_NORMAL; |
137 |
|
prompt_password = False; |
138 |
domain[0] = password[0] = shell[0] = directory[0] = 0; |
domain[0] = password[0] = shell[0] = directory[0] = 0; |
139 |
|
strcpy(keymapname, "us"); |
140 |
|
|
141 |
while ((c = getopt(argc, argv, "u:d:s:c:p:n:w:h:k:bml?")) != -1) |
while ((c = getopt(argc, argv, "u:d:s:c:p:n:k:g:fbemKT:h?")) != -1) |
142 |
{ |
{ |
143 |
switch (c) |
switch (c) |
144 |
{ |
{ |
145 |
case 'u': |
case 'u': |
146 |
strncpy(username, optarg, sizeof(username)); |
STRNCPY(username, optarg, sizeof(username)); |
147 |
break; |
break; |
148 |
|
|
149 |
case 'd': |
case 'd': |
150 |
strncpy(domain, optarg, sizeof(domain)); |
STRNCPY(domain, optarg, sizeof(domain)); |
151 |
|
break; |
152 |
|
|
153 |
|
case 's': |
154 |
|
STRNCPY(shell, optarg, sizeof(shell)); |
155 |
|
break; |
156 |
|
|
157 |
|
case 'c': |
158 |
|
STRNCPY(directory, optarg, sizeof(directory)); |
159 |
break; |
break; |
160 |
|
|
161 |
case 'p': |
case 'p': |
162 |
|
if ((optarg[0] == '-') && (optarg[1] == 0)) |
163 |
|
{ |
164 |
|
prompt_password = True; |
165 |
|
break; |
166 |
|
} |
167 |
|
|
168 |
|
STRNCPY(password, optarg, sizeof(password)); |
169 |
flags |= RDP_LOGON_AUTO; |
flags |= RDP_LOGON_AUTO; |
170 |
strncpy(password, optarg, sizeof(password)); |
|
171 |
|
/* try to overwrite argument so it won't appear in ps */ |
172 |
|
p = optarg; |
173 |
|
while (*p) |
174 |
|
*(p++) = 'X'; |
175 |
break; |
break; |
176 |
|
|
177 |
case 's': |
case 'n': |
178 |
strncpy(shell, optarg, sizeof(shell)); |
STRNCPY(hostname, optarg, sizeof(hostname)); |
179 |
break; |
break; |
180 |
|
|
181 |
case 'c': |
case 'k': |
182 |
strncpy(directory, optarg, sizeof(directory)); |
STRNCPY(keymapname, optarg, sizeof(keymapname)); |
183 |
break; |
break; |
184 |
|
|
185 |
case 'n': |
case 'g': |
186 |
strncpy(hostname, optarg, sizeof(hostname)); |
width = strtol(optarg, &p, 10); |
187 |
|
if (*p == 'x') |
188 |
|
height = strtol(p + 1, NULL, 10); |
189 |
|
|
190 |
|
if ((width == 0) || (height == 0)) |
191 |
|
{ |
192 |
|
error("invalid geometry\n"); |
193 |
|
return 1; |
194 |
|
} |
195 |
break; |
break; |
196 |
|
|
197 |
case 'w': |
case 'f': |
198 |
width = strtol(optarg, NULL, 10); |
fullscreen = True; |
199 |
break; |
break; |
200 |
|
|
201 |
case 'h': |
case 'b': |
202 |
height = strtol(optarg, NULL, 10); |
orders = False; |
203 |
break; |
break; |
204 |
|
|
205 |
case 'k': |
case 'e': |
206 |
keylayout = strtol(optarg, NULL, 16); |
encryption = False; |
207 |
break; |
break; |
208 |
|
|
209 |
case 'm': |
case 'm': |
210 |
motion = False; |
sendmotion = False; |
211 |
break; |
break; |
212 |
|
|
213 |
case 'b': |
case 'K': |
214 |
orders = False; |
grab_keyboard = False; |
215 |
break; |
break; |
216 |
|
|
217 |
case 'l': |
case 'T': |
218 |
licence = False; |
STRNCPY(title, optarg, sizeof(title)); |
219 |
break; |
break; |
220 |
|
|
221 |
|
case 'h': |
222 |
case '?': |
case '?': |
223 |
default: |
default: |
224 |
usage(argv[0]); |
usage(argv[0]); |
232 |
return 1; |
return 1; |
233 |
} |
} |
234 |
|
|
235 |
server = argv[optind]; |
STRNCPY(server, argv[optind], sizeof(server)); |
236 |
|
p = strchr(server, ':'); |
237 |
|
if (p != NULL) |
238 |
|
{ |
239 |
|
tcp_port_rdp = strtol(p + 1, NULL, 10); |
240 |
|
*p = 0; |
241 |
|
} |
242 |
|
|
243 |
if (username[0] == 0) |
if (username[0] == 0) |
244 |
{ |
{ |
245 |
pw = getpwuid(getuid()); |
pw = getpwuid(getuid()); |
246 |
if ((pw == NULL) || (pw->pw_name == NULL)) |
if ((pw == NULL) || (pw->pw_name == NULL)) |
247 |
{ |
{ |
248 |
STATUS("Could not determine user name.\n"); |
error("could not determine username, use -u\n"); |
249 |
return 1; |
return 1; |
250 |
} |
} |
251 |
|
|
252 |
strncpy(username, pw->pw_name, sizeof(username)); |
STRNCPY(username, pw->pw_name, sizeof(username)); |
253 |
} |
} |
254 |
|
|
255 |
if (hostname[0] == 0) |
if (hostname[0] == 0) |
256 |
{ |
{ |
257 |
if (gethostname(hostname, sizeof(hostname)) == -1) |
if (gethostname(fullhostname, sizeof(fullhostname)) == -1) |
258 |
{ |
{ |
259 |
STATUS("Could not determine host name.\n"); |
error("could not determine local hostname, use -n\n"); |
260 |
return 1; |
return 1; |
261 |
} |
} |
262 |
|
|
263 |
|
p = strchr(fullhostname, '.'); |
264 |
|
if (p != NULL) |
265 |
|
*p = 0; |
266 |
|
|
267 |
|
STRNCPY(hostname, fullhostname, sizeof(hostname)); |
268 |
} |
} |
269 |
|
|
270 |
if (!rdp_connect(server, flags, domain, password, shell, directory)) |
if (prompt_password && read_password(password, sizeof(password))) |
271 |
|
flags |= RDP_LOGON_AUTO; |
272 |
|
|
273 |
|
if (title[0] == 0) |
274 |
|
{ |
275 |
|
strcpy(title, "rdesktop - "); |
276 |
|
strncat(title, server, sizeof(title) - sizeof("rdesktop - ")); |
277 |
|
} |
278 |
|
|
279 |
|
if (!ui_init()) |
280 |
return 1; |
return 1; |
281 |
|
|
282 |
STATUS("Connection successful.\n"); |
if (!rdp_connect(server, flags, domain, password, shell, directory)) |
283 |
|
return 1; |
284 |
|
|
285 |
strcpy(title, "rdesktop - "); |
DEBUG(("Connection successful.\n")); |
286 |
strncat(title, server, sizeof(title)); |
memset(password, 0, sizeof(password)); |
287 |
|
|
288 |
if (ui_create_window(title)) |
if (ui_create_window()) |
289 |
{ |
{ |
290 |
rdp_main_loop(); |
rdp_main_loop(); |
291 |
ui_destroy_window(); |
ui_destroy_window(); |
292 |
} |
} |
293 |
|
|
294 |
|
DEBUG(("Disconnecting...\n")); |
295 |
rdp_disconnect(); |
rdp_disconnect(); |
296 |
|
ui_deinit(); |
297 |
return 0; |
return 0; |
298 |
} |
} |
299 |
|
|
300 |
|
#ifdef EGD_SOCKET |
301 |
|
/* Read 32 random bytes from PRNGD or EGD socket (based on OpenSSL RAND_egd) */ |
302 |
|
static BOOL |
303 |
|
generate_random_egd(uint8 * buf) |
304 |
|
{ |
305 |
|
struct sockaddr_un addr; |
306 |
|
BOOL ret = False; |
307 |
|
int fd; |
308 |
|
|
309 |
|
fd = socket(AF_UNIX, SOCK_STREAM, 0); |
310 |
|
if (fd == -1) |
311 |
|
return False; |
312 |
|
|
313 |
|
addr.sun_family = AF_UNIX; |
314 |
|
memcpy(addr.sun_path, EGD_SOCKET, sizeof(EGD_SOCKET)); |
315 |
|
if (connect(fd, (struct sockaddr *)&addr, sizeof(addr)) == -1) |
316 |
|
goto err; |
317 |
|
|
318 |
|
/* PRNGD and EGD use a simple communications protocol */ |
319 |
|
buf[0] = 1; /* Non-blocking (similar to /dev/urandom) */ |
320 |
|
buf[1] = 32; /* Number of requested random bytes */ |
321 |
|
if (write(fd, buf, 2) != 2) |
322 |
|
goto err; |
323 |
|
|
324 |
|
if ((read(fd, buf, 1) != 1) || (buf[0] == 0)) /* Available? */ |
325 |
|
goto err; |
326 |
|
|
327 |
|
if (read(fd, buf, 32) != 32) |
328 |
|
goto err; |
329 |
|
|
330 |
|
ret = True; |
331 |
|
|
332 |
|
err: |
333 |
|
close(fd); |
334 |
|
return ret; |
335 |
|
} |
336 |
|
#endif |
337 |
|
|
338 |
/* Generate a 32-byte random for the secure transport code. */ |
/* Generate a 32-byte random for the secure transport code. */ |
339 |
void |
void |
340 |
generate_random(uint8 *random) |
generate_random(uint8 * random) |
341 |
{ |
{ |
342 |
struct stat st; |
struct stat st; |
343 |
struct tms tmsbuf; |
struct tms tmsbuf; |
344 |
uint32 *r = (uint32 *) random; |
MD5_CTX md5; |
345 |
int fd; |
uint32 *r; |
346 |
|
int fd, n; |
347 |
/* If we have a kernel random device, use it. */ |
|
348 |
if ((fd = open("/dev/urandom", O_RDONLY)) != -1) |
/* If we have a kernel random device, try that first */ |
349 |
|
if (((fd = open("/dev/urandom", O_RDONLY)) != -1) |
350 |
|
|| ((fd = open("/dev/random", O_RDONLY)) != -1)) |
351 |
{ |
{ |
352 |
read(fd, random, 32); |
n = read(fd, random, 32); |
353 |
close(fd); |
close(fd); |
354 |
return; |
if (n == 32) |
355 |
|
return; |
356 |
} |
} |
357 |
|
|
358 |
|
#ifdef EGD_SOCKET |
359 |
|
/* As a second preference use an EGD */ |
360 |
|
if (generate_random_egd(random)) |
361 |
|
return; |
362 |
|
#endif |
363 |
|
|
364 |
/* Otherwise use whatever entropy we can gather - ideas welcome. */ |
/* Otherwise use whatever entropy we can gather - ideas welcome. */ |
365 |
|
r = (uint32 *)random; |
366 |
r[0] = (getpid()) | (getppid() << 16); |
r[0] = (getpid()) | (getppid() << 16); |
367 |
r[1] = (getuid()) | (getgid() << 16); |
r[1] = (getuid()) | (getgid() << 16); |
368 |
r[2] = times(&tmsbuf); /* system uptime (clocks) */ |
r[2] = times(&tmsbuf); /* system uptime (clocks) */ |
371 |
r[5] = st.st_atime; |
r[5] = st.st_atime; |
372 |
r[6] = st.st_mtime; |
r[6] = st.st_mtime; |
373 |
r[7] = st.st_ctime; |
r[7] = st.st_ctime; |
374 |
|
|
375 |
|
/* Hash both halves with MD5 to obscure possible patterns */ |
376 |
|
MD5_Init(&md5); |
377 |
|
MD5_Update(&md5, random, 16); |
378 |
|
MD5_Final(random, &md5); |
379 |
|
MD5_Update(&md5, random+16, 16); |
380 |
|
MD5_Final(random+16, &md5); |
381 |
} |
} |
382 |
|
|
383 |
/* malloc; exit if out of memory */ |
/* malloc; exit if out of memory */ |
387 |
void *mem = malloc(size); |
void *mem = malloc(size); |
388 |
if (mem == NULL) |
if (mem == NULL) |
389 |
{ |
{ |
390 |
ERROR("xmalloc %d\n", size); |
error("xmalloc %d\n", size); |
391 |
exit(1); |
exit(1); |
392 |
} |
} |
393 |
return mem; |
return mem; |
400 |
void *mem = realloc(oldmem, size); |
void *mem = realloc(oldmem, size); |
401 |
if (mem == NULL) |
if (mem == NULL) |
402 |
{ |
{ |
403 |
ERROR("xrealloc %d\n", size); |
error("xrealloc %d\n", size); |
404 |
exit(1); |
exit(1); |
405 |
} |
} |
406 |
return mem; |
return mem; |
413 |
free(mem); |
free(mem); |
414 |
} |
} |
415 |
|
|
416 |
/* Produce a hex dump */ |
/* report an error */ |
417 |
|
void |
418 |
|
error(char *format, ...) |
419 |
|
{ |
420 |
|
va_list ap; |
421 |
|
|
422 |
|
fprintf(stderr, "ERROR: "); |
423 |
|
|
424 |
|
va_start(ap, format); |
425 |
|
vfprintf(stderr, format, ap); |
426 |
|
va_end(ap); |
427 |
|
} |
428 |
|
|
429 |
|
/* report an unimplemented protocol feature */ |
430 |
|
void |
431 |
|
unimpl(char *format, ...) |
432 |
|
{ |
433 |
|
va_list ap; |
434 |
|
|
435 |
|
fprintf(stderr, "NOT IMPLEMENTED: "); |
436 |
|
|
437 |
|
va_start(ap, format); |
438 |
|
vfprintf(stderr, format, ap); |
439 |
|
va_end(ap); |
440 |
|
} |
441 |
|
|
442 |
|
/* produce a hex dump */ |
443 |
void |
void |
444 |
hexdump(unsigned char *p, unsigned int len) |
hexdump(unsigned char *p, unsigned int len) |
445 |
{ |
{ |
449 |
|
|
450 |
while (offset < len) |
while (offset < len) |
451 |
{ |
{ |
452 |
STATUS("%04x ", offset); |
printf("%04x ", offset); |
453 |
thisline = len - offset; |
thisline = len - offset; |
454 |
if (thisline > 16) |
if (thisline > 16) |
455 |
thisline = 16; |
thisline = 16; |
456 |
|
|
457 |
for (i = 0; i < thisline; i++) |
for (i = 0; i < thisline; i++) |
458 |
STATUS("%02x ", line[i]) for (; i < 16; i++) |
printf("%02x ", line[i]); |
459 |
STATUS(" "); |
|
460 |
|
for (; i < 16; i++) |
461 |
|
printf(" "); |
462 |
|
|
463 |
for (i = 0; i < thisline; i++) |
for (i = 0; i < thisline; i++) |
464 |
STATUS("%c", |
printf("%c", (line[i] >= 0x20 && line[i] < 0x7f) ? line[i] : '.'); |
|
(line[i] >= 0x20 |
|
|
&& line[i] < 0x7f) ? line[i] : '.'); |
|
465 |
|
|
466 |
STATUS("\n"); |
printf("\n"); |
467 |
offset += thisline; |
offset += thisline; |
468 |
line += thisline; |
line += thisline; |
469 |
} |
} |
470 |
} |
} |
471 |
|
|
472 |
|
#ifdef SAVE_LICENCE |
473 |
|
int |
474 |
|
load_licence(unsigned char **data) |
475 |
|
{ |
476 |
|
char path[PATH_MAX]; |
477 |
|
char *home; |
478 |
|
struct stat st; |
479 |
|
int fd; |
480 |
|
|
481 |
|
home = getenv("HOME"); |
482 |
|
if (home == NULL) |
483 |
|
return -1; |
484 |
|
|
485 |
|
STRNCPY(path, home, sizeof(path)); |
486 |
|
strncat(path, "/.rdesktop/licence", sizeof(path) - strlen(path) - 1); |
487 |
|
|
488 |
|
fd = open(path, O_RDONLY); |
489 |
|
if (fd == -1) |
490 |
|
return -1; |
491 |
|
|
492 |
|
if (fstat(fd, &st)) |
493 |
|
return -1; |
494 |
|
|
495 |
|
*data = xmalloc(st.st_size); |
496 |
|
return read(fd, *data, st.st_size); |
497 |
|
} |
498 |
|
|
499 |
|
void |
500 |
|
save_licence(unsigned char *data, int length) |
501 |
|
{ |
502 |
|
char path[PATH_MAX]; |
503 |
|
char *home; |
504 |
|
int fd; |
505 |
|
|
506 |
|
home = getenv("HOME"); |
507 |
|
if (home == NULL) |
508 |
|
return; |
509 |
|
|
510 |
|
STRNCPY(path, home, sizeof(path)); |
511 |
|
strncat(path, "/.rdesktop", sizeof(path) - strlen(path) - 1); |
512 |
|
mkdir(path, 0700); |
513 |
|
|
514 |
|
strncat(path, "/licence", sizeof(path) - strlen(path) - 1); |
515 |
|
|
516 |
|
fd = open(path, O_WRONLY | O_CREAT | O_TRUNC, 0600); |
517 |
|
if (fd == -1) |
518 |
|
{ |
519 |
|
perror("open"); |
520 |
|
return; |
521 |
|
} |
522 |
|
|
523 |
|
write(fd, data, length); |
524 |
|
close(fd); |
525 |
|
} |
526 |
|
#endif |