1 |
/* -*- c-basic-offset: 8 -*- |
/* -*- 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 1999-2003 |
Copyright (C) Matthew Chapman 1999-2005 |
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 |
27 |
#include <sys/time.h> /* gettimeofday */ |
#include <sys/time.h> /* gettimeofday */ |
28 |
#include <sys/times.h> /* times */ |
#include <sys/times.h> /* times */ |
29 |
#include <ctype.h> /* toupper */ |
#include <ctype.h> /* toupper */ |
30 |
|
#include <limits.h> /* PATH_MAX */ |
31 |
#include <errno.h> |
#include <errno.h> |
32 |
#include "rdesktop.h" |
#include "rdesktop.h" |
33 |
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|
34 |
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#ifdef HAVE_LOCALE_H |
35 |
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#include <locale.h> |
36 |
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#endif |
37 |
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#ifdef HAVE_ICONV |
38 |
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#ifdef HAVE_LANGINFO_H |
39 |
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#include <langinfo.h> |
40 |
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#endif |
41 |
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#endif |
42 |
|
|
43 |
#ifdef EGD_SOCKET |
#ifdef EGD_SOCKET |
44 |
|
#include <sys/types.h> |
45 |
#include <sys/socket.h> /* socket connect */ |
#include <sys/socket.h> /* socket connect */ |
46 |
#include <sys/un.h> /* sockaddr_un */ |
#include <sys/un.h> /* sockaddr_un */ |
47 |
#endif |
#endif |
48 |
|
|
|
#ifdef WITH_OPENSSL |
|
49 |
#include <openssl/md5.h> |
#include <openssl/md5.h> |
|
#else |
|
|
#include "crypto/md5.h" |
|
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#endif |
|
50 |
|
|
51 |
char g_title[64] = ""; |
char g_title[64] = ""; |
52 |
char g_username[64]; |
char g_username[64]; |
53 |
char hostname[16]; |
char g_hostname[16]; |
54 |
char keymapname[16]; |
char keymapname[PATH_MAX] = ""; |
55 |
int keylayout = 0x409; /* Defaults to US keyboard layout */ |
int g_keylayout = 0x409; /* Defaults to US keyboard layout */ |
56 |
|
int g_keyboard_type = 0x4; /* Defaults to US keyboard layout */ |
57 |
|
int g_keyboard_subtype = 0x0; /* Defaults to US keyboard layout */ |
58 |
|
int g_keyboard_functionkeys = 0xc; /* Defaults to US keyboard layout */ |
59 |
|
|
60 |
int g_width = 800; /* width is special: If 0, the |
int g_width = 800; /* width is special: If 0, the |
61 |
geometry will be fetched from |
geometry will be fetched from |
63 |
absolute value specifies the |
absolute value specifies the |
64 |
percent of the whole screen. */ |
percent of the whole screen. */ |
65 |
int g_height = 600; |
int g_height = 600; |
66 |
int tcp_port_rdp = TCP_PORT_RDP; |
int g_xpos = 0; |
67 |
|
int g_ypos = 0; |
68 |
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int g_pos = 0; /* 0 position unspecified, |
69 |
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1 specified, |
70 |
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2 xpos neg, |
71 |
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4 ypos neg */ |
72 |
|
extern int g_tcp_port_rdp; |
73 |
int g_server_bpp = 8; |
int g_server_bpp = 8; |
74 |
int g_win_button_size = 0; /* If zero, disable single app mode */ |
int g_win_button_size = 0; /* If zero, disable single app mode */ |
75 |
BOOL g_bitmap_compression = True; |
BOOL g_bitmap_compression = True; |
76 |
BOOL g_sendmotion = True; |
BOOL g_sendmotion = True; |
77 |
BOOL g_bitmap_cache = True; |
BOOL g_bitmap_cache = True; |
78 |
|
BOOL g_bitmap_cache_persist_enable = False; |
79 |
|
BOOL g_bitmap_cache_precache = True; |
80 |
BOOL g_encryption = True; |
BOOL g_encryption = True; |
81 |
BOOL packet_encryption = True; |
BOOL packet_encryption = True; |
82 |
BOOL g_desktop_save = True; |
BOOL g_desktop_save = True; /* desktop save order */ |
83 |
|
BOOL g_polygon_ellipse_orders = True; /* polygon / ellipse orders */ |
84 |
BOOL g_fullscreen = False; |
BOOL g_fullscreen = False; |
85 |
BOOL g_grab_keyboard = True; |
BOOL g_grab_keyboard = True; |
86 |
BOOL g_hide_decorations = False; |
BOOL g_hide_decorations = False; |
97 |
BOOL g_rdpsnd = False; |
BOOL g_rdpsnd = False; |
98 |
#endif |
#endif |
99 |
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|
100 |
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#ifdef HAVE_ICONV |
101 |
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char g_codepage[16] = ""; |
102 |
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#endif |
103 |
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|
104 |
extern RDPDR_DEVICE g_rdpdr_device[]; |
extern RDPDR_DEVICE g_rdpdr_device[]; |
105 |
extern uint32 g_num_devices; |
extern uint32 g_num_devices; |
106 |
extern char *g_rdpdr_clientname; |
extern char *g_rdpdr_clientname; |
117 |
usage(char *program) |
usage(char *program) |
118 |
{ |
{ |
119 |
fprintf(stderr, "rdesktop: A Remote Desktop Protocol client.\n"); |
fprintf(stderr, "rdesktop: A Remote Desktop Protocol client.\n"); |
120 |
fprintf(stderr, "Version " VERSION ". Copyright (C) 1999-2003 Matt Chapman.\n"); |
fprintf(stderr, "Version " VERSION ". Copyright (C) 1999-2005 Matt Chapman.\n"); |
121 |
fprintf(stderr, "See http://www.rdesktop.org/ for more information.\n\n"); |
fprintf(stderr, "See http://www.rdesktop.org/ for more information.\n\n"); |
122 |
|
|
123 |
fprintf(stderr, "Usage: %s [options] server[:port]\n", program); |
fprintf(stderr, "Usage: %s [options] server[:port]\n", program); |
135 |
fprintf(stderr, " -g: desktop geometry (WxH)\n"); |
fprintf(stderr, " -g: desktop geometry (WxH)\n"); |
136 |
fprintf(stderr, " -f: full-screen mode\n"); |
fprintf(stderr, " -f: full-screen mode\n"); |
137 |
fprintf(stderr, " -b: force bitmap updates\n"); |
fprintf(stderr, " -b: force bitmap updates\n"); |
138 |
|
#ifdef HAVE_ICONV |
139 |
|
fprintf(stderr, " -L: local codepage\n"); |
140 |
|
#endif |
141 |
fprintf(stderr, " -B: use BackingStore of X-server (if available)\n"); |
fprintf(stderr, " -B: use BackingStore of X-server (if available)\n"); |
142 |
fprintf(stderr, " -e: disable encryption (French TS)\n"); |
fprintf(stderr, " -e: disable encryption (French TS)\n"); |
143 |
fprintf(stderr, " -E: disable encryption from client to server\n"); |
fprintf(stderr, " -E: disable encryption from client to server\n"); |
150 |
fprintf(stderr, " -N: enable numlock syncronization\n"); |
fprintf(stderr, " -N: enable numlock syncronization\n"); |
151 |
fprintf(stderr, " -X: embed into another window with a given id.\n"); |
fprintf(stderr, " -X: embed into another window with a given id.\n"); |
152 |
fprintf(stderr, " -a: connection colour depth\n"); |
fprintf(stderr, " -a: connection colour depth\n"); |
153 |
fprintf(stderr, |
fprintf(stderr, " -z: enable rdp compression\n"); |
154 |
" -x: RDP5 experience (m[odem 28.8], b[roadband], l[an] or hex number)\n"); |
fprintf(stderr, " -x: RDP5 experience (m[odem 28.8], b[roadband], l[an] or hex nr.)\n"); |
155 |
|
fprintf(stderr, " -P: use persistent bitmap caching\n"); |
156 |
fprintf(stderr, " -r: enable specified device redirection (this flag can be repeated)\n"); |
fprintf(stderr, " -r: enable specified device redirection (this flag can be repeated)\n"); |
157 |
fprintf(stderr, |
fprintf(stderr, |
158 |
" '-r comport:COM1=/dev/ttyS0': enable serial redirection of /dev/ttyS0 to COM1\n"); |
" '-r comport:COM1=/dev/ttyS0': enable serial redirection of /dev/ttyS0 to COM1\n"); |
159 |
fprintf(stderr, " or COM1=/dev/ttyS0,COM2=/dev/ttyS1\n"); |
fprintf(stderr, " or COM1=/dev/ttyS0,COM2=/dev/ttyS1\n"); |
160 |
fprintf(stderr, |
fprintf(stderr, |
161 |
" '-r disk:A=/mnt/floppy': enable redirection of /mnt/floppy to A:\n"); |
" '-r disk:floppy=/mnt/floppy': enable redirection of /mnt/floppy to 'floppy' share\n"); |
162 |
fprintf(stderr, " or A=/mnt/floppy,D=/mnt/cdrom'\n"); |
fprintf(stderr, " or 'floppy=/mnt/floppy,cdrom=/mnt/cdrom'\n"); |
163 |
fprintf(stderr, " '-r clientname=<client name>': Set the client name displayed\n"); |
fprintf(stderr, " '-r clientname=<client name>': Set the client name displayed\n"); |
164 |
fprintf(stderr, " for redirected disks\n"); |
fprintf(stderr, " for redirected disks\n"); |
165 |
fprintf(stderr, |
fprintf(stderr, |
175 |
fprintf(stderr, " -5: use RDP version 5 (default)\n"); |
fprintf(stderr, " -5: use RDP version 5 (default)\n"); |
176 |
} |
} |
177 |
|
|
178 |
void |
static void |
179 |
print_disconnect_reason(uint16 reason) |
print_disconnect_reason(uint16 reason) |
180 |
{ |
{ |
181 |
char *text; |
char *text; |
332 |
if (*server == '[' && p != NULL) |
if (*server == '[' && p != NULL) |
333 |
{ |
{ |
334 |
if (*(p + 1) == ':' && *(p + 2) != '\0') |
if (*(p + 1) == ':' && *(p + 2) != '\0') |
335 |
tcp_port_rdp = strtol(p + 2, NULL, 10); |
g_tcp_port_rdp = strtol(p + 2, NULL, 10); |
336 |
/* remove the port number and brackets from the address */ |
/* remove the port number and brackets from the address */ |
337 |
*p = '\0'; |
*p = '\0'; |
338 |
strncpy(server, server + 1, strlen(server)); |
strncpy(server, server + 1, strlen(server)); |
344 |
p = strchr(server, ':'); |
p = strchr(server, ':'); |
345 |
if (p != NULL) |
if (p != NULL) |
346 |
{ |
{ |
347 |
tcp_port_rdp = strtol(p + 1, NULL, 10); |
g_tcp_port_rdp = strtol(p + 1, NULL, 10); |
348 |
*p = 0; |
*p = 0; |
349 |
} |
} |
350 |
} |
} |
352 |
p = strchr(server, ':'); |
p = strchr(server, ':'); |
353 |
if (p != NULL) |
if (p != NULL) |
354 |
{ |
{ |
355 |
tcp_port_rdp = strtol(p + 1, NULL, 10); |
g_tcp_port_rdp = strtol(p + 1, NULL, 10); |
356 |
*p = 0; |
*p = 0; |
357 |
} |
} |
358 |
#endif /* IPv6 */ |
#endif /* IPv6 */ |
374 |
uint32 flags, ext_disc_reason = 0; |
uint32 flags, ext_disc_reason = 0; |
375 |
char *p; |
char *p; |
376 |
int c; |
int c; |
377 |
|
char *locale = NULL; |
378 |
int username_option = 0; |
int username_option = 0; |
379 |
|
|
380 |
|
#ifdef HAVE_LOCALE_H |
381 |
|
/* Set locale according to environment */ |
382 |
|
locale = setlocale(LC_ALL, ""); |
383 |
|
if (locale) |
384 |
|
{ |
385 |
|
locale = strdup(locale); |
386 |
|
if (locale == NULL) |
387 |
|
{ |
388 |
|
perror("strdup"); |
389 |
|
exit(1); |
390 |
|
} |
391 |
|
} |
392 |
|
|
393 |
|
#endif |
394 |
flags = RDP_LOGON_NORMAL; |
flags = RDP_LOGON_NORMAL; |
395 |
prompt_password = False; |
prompt_password = False; |
396 |
domain[0] = password[0] = shell[0] = directory[0] = 0; |
domain[0] = password[0] = shell[0] = directory[0] = 0; |
|
strcpy(keymapname, "en-us"); |
|
397 |
g_embed_wnd = 0; |
g_embed_wnd = 0; |
398 |
|
|
399 |
g_num_devices = 0; |
g_num_devices = 0; |
404 |
#define VNCOPT |
#define VNCOPT |
405 |
#endif |
#endif |
406 |
|
|
407 |
while ((c = getopt(argc, argv, VNCOPT "u:d:s:c:p:n:k:g:fbBeEmCDKS:T:NX:a:x:r:045h?")) != -1) |
while ((c = getopt(argc, argv, |
408 |
|
VNCOPT "u:L:d:s:c:p:n:k:g:fbBeEmzCDKS:T:NX:a:x:Pr:045h?")) != -1) |
409 |
{ |
{ |
410 |
switch (c) |
switch (c) |
411 |
{ |
{ |
428 |
username_option = 1; |
username_option = 1; |
429 |
break; |
break; |
430 |
|
|
431 |
|
case 'L': |
432 |
|
#ifdef HAVE_ICONV |
433 |
|
STRNCPY(g_codepage, optarg, sizeof(g_codepage)); |
434 |
|
#else |
435 |
|
error("iconv support not available\n"); |
436 |
|
#endif |
437 |
|
break; |
438 |
|
|
439 |
case 'd': |
case 'd': |
440 |
STRNCPY(domain, optarg, sizeof(domain)); |
STRNCPY(domain, optarg, sizeof(domain)); |
441 |
break; |
break; |
465 |
break; |
break; |
466 |
|
|
467 |
case 'n': |
case 'n': |
468 |
STRNCPY(hostname, optarg, sizeof(hostname)); |
STRNCPY(g_hostname, optarg, sizeof(g_hostname)); |
469 |
break; |
break; |
470 |
|
|
471 |
case 'k': |
case 'k': |
488 |
} |
} |
489 |
|
|
490 |
if (*p == 'x') |
if (*p == 'x') |
491 |
g_height = strtol(p + 1, NULL, 10); |
g_height = strtol(p + 1, &p, 10); |
492 |
|
|
493 |
if (g_height <= 0) |
if (g_height <= 0) |
494 |
{ |
{ |
497 |
} |
} |
498 |
|
|
499 |
if (*p == '%') |
if (*p == '%') |
500 |
|
{ |
501 |
g_width = -g_width; |
g_width = -g_width; |
502 |
|
p++; |
503 |
|
} |
504 |
|
|
505 |
|
if (*p == '+' || *p == '-') |
506 |
|
{ |
507 |
|
g_pos |= (*p == '-') ? 2 : 1; |
508 |
|
g_xpos = strtol(p, &p, 10); |
509 |
|
|
510 |
|
} |
511 |
|
if (*p == '+' || *p == '-') |
512 |
|
{ |
513 |
|
g_pos |= (*p == '-') ? 4 : 1; |
514 |
|
g_ypos = strtol(p, NULL, 10); |
515 |
|
} |
516 |
|
|
517 |
break; |
break; |
518 |
|
|
576 |
break; |
break; |
577 |
|
|
578 |
case 'X': |
case 'X': |
579 |
g_embed_wnd = strtol(optarg, NULL, 10); |
g_embed_wnd = strtol(optarg, NULL, 0); |
580 |
break; |
break; |
581 |
|
|
582 |
case 'a': |
case 'a': |
589 |
} |
} |
590 |
break; |
break; |
591 |
|
|
592 |
case 'x': |
case 'z': |
593 |
|
DEBUG(("rdp compression enabled\n")); |
594 |
|
flags |= (RDP_LOGON_COMPRESSION | RDP_LOGON_COMPRESSION2); |
595 |
|
break; |
596 |
|
|
597 |
|
case 'x': |
598 |
if (strncmp("modem", optarg, 1) == 0) |
if (strncmp("modem", optarg, 1) == 0) |
599 |
{ |
{ |
600 |
g_rdp5_performanceflags = |
g_rdp5_performanceflags = |
615 |
} |
} |
616 |
break; |
break; |
617 |
|
|
618 |
|
case 'P': |
619 |
|
g_bitmap_cache_persist_enable = True; |
620 |
|
break; |
621 |
|
|
622 |
case 'r': |
case 'r': |
623 |
|
|
624 |
if (strncmp("sound", optarg, 5) == 0) |
if (strncmp("sound", optarg, 5) == 0) |
637 |
#ifdef WITH_RDPSND |
#ifdef WITH_RDPSND |
638 |
g_rdpsnd = True; |
g_rdpsnd = True; |
639 |
#else |
#else |
640 |
warning("Not compiled with sound support"); |
warning("Not compiled with sound support\n"); |
641 |
#endif |
#endif |
642 |
|
|
643 |
if (strncmp("off", optarg, 3) == 0) |
if (strncmp("off", optarg, 3) == 0) |
644 |
|
#ifdef WITH_RDPSND |
645 |
g_rdpsnd = False; |
g_rdpsnd = False; |
646 |
|
#else |
647 |
|
warning("Not compiled with sound support\n"); |
648 |
|
#endif |
649 |
|
|
650 |
optarg = p; |
optarg = p; |
651 |
} |
} |
655 |
#ifdef WITH_RDPSND |
#ifdef WITH_RDPSND |
656 |
g_rdpsnd = True; |
g_rdpsnd = True; |
657 |
#else |
#else |
658 |
warning("Not compiled with sound support"); |
warning("Not compiled with sound support\n"); |
659 |
#endif |
#endif |
660 |
} |
} |
661 |
} |
} |
728 |
STRNCPY(g_username, pw->pw_name, sizeof(g_username)); |
STRNCPY(g_username, pw->pw_name, sizeof(g_username)); |
729 |
} |
} |
730 |
|
|
731 |
if (hostname[0] == 0) |
#ifdef HAVE_ICONV |
732 |
|
if (g_codepage[0] == 0) |
733 |
|
{ |
734 |
|
if (setlocale(LC_CTYPE, "")) |
735 |
|
{ |
736 |
|
STRNCPY(g_codepage, nl_langinfo(CODESET), sizeof(g_codepage)); |
737 |
|
} |
738 |
|
else |
739 |
|
{ |
740 |
|
STRNCPY(g_codepage, DEFAULT_CODEPAGE, sizeof(g_codepage)); |
741 |
|
} |
742 |
|
} |
743 |
|
#endif |
744 |
|
|
745 |
|
if (g_hostname[0] == 0) |
746 |
{ |
{ |
747 |
if (gethostname(fullhostname, sizeof(fullhostname)) == -1) |
if (gethostname(fullhostname, sizeof(fullhostname)) == -1) |
748 |
{ |
{ |
754 |
if (p != NULL) |
if (p != NULL) |
755 |
*p = 0; |
*p = 0; |
756 |
|
|
757 |
STRNCPY(hostname, fullhostname, sizeof(hostname)); |
STRNCPY(g_hostname, fullhostname, sizeof(g_hostname)); |
758 |
} |
} |
759 |
|
|
760 |
|
if (keymapname[0] == 0) |
761 |
|
{ |
762 |
|
if (locale && xkeymap_from_locale(locale)) |
763 |
|
{ |
764 |
|
fprintf(stderr, "Autoselected keyboard map %s\n", keymapname); |
765 |
|
} |
766 |
|
else |
767 |
|
{ |
768 |
|
STRNCPY(keymapname, "en-us", sizeof(keymapname)); |
769 |
|
} |
770 |
|
} |
771 |
|
if (locale) |
772 |
|
xfree(locale); |
773 |
|
|
774 |
|
|
775 |
if (prompt_password && read_password(password, sizeof(password))) |
if (prompt_password && read_password(password, sizeof(password))) |
776 |
flags |= RDP_LOGON_AUTO; |
flags |= RDP_LOGON_AUTO; |
777 |
|
|
815 |
|
|
816 |
DEBUG(("Disconnecting...\n")); |
DEBUG(("Disconnecting...\n")); |
817 |
rdp_disconnect(); |
rdp_disconnect(); |
818 |
|
cache_save_state(); |
819 |
ui_deinit(); |
ui_deinit(); |
820 |
|
|
821 |
if (ext_disc_reason >= 2) |
if (ext_disc_reason >= 2) |
945 |
void * |
void * |
946 |
xrealloc(void *oldmem, int size) |
xrealloc(void *oldmem, int size) |
947 |
{ |
{ |
948 |
void *mem = realloc(oldmem, size); |
void *mem; |
949 |
|
|
950 |
|
if (size < 1) |
951 |
|
size = 1; |
952 |
|
mem = realloc(oldmem, size); |
953 |
if (mem == NULL) |
if (mem == NULL) |
954 |
{ |
{ |
955 |
error("xrealloc %d\n", size); |
error("xrealloc %d\n", size); |
1162 |
if (home == NULL) |
if (home == NULL) |
1163 |
return -1; |
return -1; |
1164 |
|
|
1165 |
path = (char *) xmalloc(strlen(home) + strlen(hostname) + sizeof("/.rdesktop/licence.")); |
path = (char *) xmalloc(strlen(home) + strlen(g_hostname) + sizeof("/.rdesktop/licence.")); |
1166 |
sprintf(path, "%s/.rdesktop/licence.%s", home, hostname); |
sprintf(path, "%s/.rdesktop/licence.%s", home, g_hostname); |
1167 |
|
|
1168 |
fd = open(path, O_RDONLY); |
fd = open(path, O_RDONLY); |
1169 |
if (fd == -1) |
if (fd == -1) |
1189 |
if (home == NULL) |
if (home == NULL) |
1190 |
return; |
return; |
1191 |
|
|
1192 |
path = (char *) xmalloc(strlen(home) + strlen(hostname) + sizeof("/.rdesktop/licence.")); |
path = (char *) xmalloc(strlen(home) + strlen(g_hostname) + sizeof("/.rdesktop/licence.")); |
1193 |
|
|
1194 |
sprintf(path, "%s/.rdesktop", home); |
sprintf(path, "%s/.rdesktop", home); |
1195 |
if ((mkdir(path, 0700) == -1) && errno != EEXIST) |
if ((mkdir(path, 0700) == -1) && errno != EEXIST) |
1200 |
|
|
1201 |
/* write licence to licence.hostname.new, then atomically rename to licence.hostname */ |
/* write licence to licence.hostname.new, then atomically rename to licence.hostname */ |
1202 |
|
|
1203 |
sprintf(path, "%s/.rdesktop/licence.%s", home, hostname); |
sprintf(path, "%s/.rdesktop/licence.%s", home, g_hostname); |
1204 |
tmppath = (char *) xmalloc(strlen(path) + sizeof(".new")); |
tmppath = (char *) xmalloc(strlen(path) + sizeof(".new")); |
1205 |
strcpy(tmppath, path); |
strcpy(tmppath, path); |
1206 |
strcat(tmppath, ".new"); |
strcat(tmppath, ".new"); |
1227 |
xfree(tmppath); |
xfree(tmppath); |
1228 |
xfree(path); |
xfree(path); |
1229 |
} |
} |
1230 |
|
|
1231 |
|
/* Create the bitmap cache directory */ |
1232 |
|
BOOL |
1233 |
|
rd_pstcache_mkdir(void) |
1234 |
|
{ |
1235 |
|
char *home; |
1236 |
|
char bmpcache_dir[256]; |
1237 |
|
|
1238 |
|
home = getenv("HOME"); |
1239 |
|
|
1240 |
|
if (home == NULL) |
1241 |
|
return False; |
1242 |
|
|
1243 |
|
sprintf(bmpcache_dir, "%s/%s", home, ".rdesktop"); |
1244 |
|
|
1245 |
|
if ((mkdir(bmpcache_dir, S_IRWXU) == -1) && errno != EEXIST) |
1246 |
|
{ |
1247 |
|
perror(bmpcache_dir); |
1248 |
|
return False; |
1249 |
|
} |
1250 |
|
|
1251 |
|
sprintf(bmpcache_dir, "%s/%s", home, ".rdesktop/cache"); |
1252 |
|
|
1253 |
|
if ((mkdir(bmpcache_dir, S_IRWXU) == -1) && errno != EEXIST) |
1254 |
|
{ |
1255 |
|
perror(bmpcache_dir); |
1256 |
|
return False; |
1257 |
|
} |
1258 |
|
|
1259 |
|
return True; |
1260 |
|
} |
1261 |
|
|
1262 |
|
/* open a file in the .rdesktop directory */ |
1263 |
|
int |
1264 |
|
rd_open_file(char *filename) |
1265 |
|
{ |
1266 |
|
char *home; |
1267 |
|
char fn[256]; |
1268 |
|
int fd; |
1269 |
|
|
1270 |
|
home = getenv("HOME"); |
1271 |
|
if (home == NULL) |
1272 |
|
return -1; |
1273 |
|
sprintf(fn, "%s/.rdesktop/%s", home, filename); |
1274 |
|
fd = open(fn, O_RDWR | O_CREAT, S_IRUSR | S_IWUSR); |
1275 |
|
if (fd == -1) |
1276 |
|
perror(fn); |
1277 |
|
return fd; |
1278 |
|
} |
1279 |
|
|
1280 |
|
/* close file */ |
1281 |
|
void |
1282 |
|
rd_close_file(int fd) |
1283 |
|
{ |
1284 |
|
close(fd); |
1285 |
|
} |
1286 |
|
|
1287 |
|
/* read from file*/ |
1288 |
|
int |
1289 |
|
rd_read_file(int fd, void *ptr, int len) |
1290 |
|
{ |
1291 |
|
return read(fd, ptr, len); |
1292 |
|
} |
1293 |
|
|
1294 |
|
/* write to file */ |
1295 |
|
int |
1296 |
|
rd_write_file(int fd, void *ptr, int len) |
1297 |
|
{ |
1298 |
|
return write(fd, ptr, len); |
1299 |
|
} |
1300 |
|
|
1301 |
|
/* move file pointer */ |
1302 |
|
int |
1303 |
|
rd_lseek_file(int fd, int offset) |
1304 |
|
{ |
1305 |
|
return lseek(fd, offset, SEEK_SET); |
1306 |
|
} |
1307 |
|
|
1308 |
|
/* do a write lock on a file */ |
1309 |
|
BOOL |
1310 |
|
rd_lock_file(int fd, int start, int len) |
1311 |
|
{ |
1312 |
|
struct flock lock; |
1313 |
|
|
1314 |
|
lock.l_type = F_WRLCK; |
1315 |
|
lock.l_whence = SEEK_SET; |
1316 |
|
lock.l_start = start; |
1317 |
|
lock.l_len = len; |
1318 |
|
if (fcntl(fd, F_SETLK, &lock) == -1) |
1319 |
|
return False; |
1320 |
|
return True; |
1321 |
|
} |