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/* |
/* |
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rdesktop: A Remote Desktop Protocol client. |
rdesktop: A Remote Desktop Protocol client. |
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Entrypoint and utility functions |
Entrypoint and utility functions |
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Copyright (C) Matthew Chapman 1999-2002 |
Copyright (C) Matthew Chapman 1999-2003 |
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This program is free software; you can redistribute it and/or modify |
This program is free software; you can redistribute it and/or modify |
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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 |
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#include <unistd.h> /* read close getuid getgid getpid getppid gethostname */ |
#include <unistd.h> /* read close getuid getgid getpid getppid gethostname */ |
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#include <fcntl.h> /* open */ |
#include <fcntl.h> /* open */ |
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#include <pwd.h> /* getpwuid */ |
#include <pwd.h> /* getpwuid */ |
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#include <limits.h> /* PATH_MAX */ |
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#include <termios.h> /* tcgetattr tcsetattr */ |
#include <termios.h> /* tcgetattr tcsetattr */ |
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#include <sys/stat.h> /* stat */ |
#include <sys/stat.h> /* stat */ |
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#include <sys/time.h> /* gettimeofday */ |
#include <sys/time.h> /* gettimeofday */ |
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#include <sys/times.h> /* times */ |
#include <sys/times.h> /* times */ |
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#include <errno.h> |
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#include "rdesktop.h" |
#include "rdesktop.h" |
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#ifdef EGD_SOCKET |
#ifdef EGD_SOCKET |
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char hostname[16]; |
char hostname[16]; |
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char keymapname[16]; |
char keymapname[16]; |
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int keylayout = 0x409; /* Defaults to US keyboard layout */ |
int keylayout = 0x409; /* Defaults to US keyboard layout */ |
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int width = 800; /* If width or height are reset to zero, the geometry will |
int width = 800; /* If width or height are reset to zero, the geometry will |
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be fetched from _NET_WORKAREA */ |
be fetched from _NET_WORKAREA */ |
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int height = 600; |
int height = 600; |
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int tcp_port_rdp = TCP_PORT_RDP; |
int tcp_port_rdp = TCP_PORT_RDP; |
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int server_bpp = 8; |
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int win_button_size = 0; /* If zero, disable single app mode */ |
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BOOL bitmap_compression = True; |
BOOL bitmap_compression = True; |
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BOOL sendmotion = True; |
BOOL sendmotion = True; |
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BOOL orders = True; |
BOOL orders = True; |
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BOOL fullscreen = False; |
BOOL fullscreen = False; |
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BOOL grab_keyboard = True; |
BOOL grab_keyboard = True; |
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BOOL hide_decorations = False; |
BOOL hide_decorations = False; |
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extern BOOL owncolmap; |
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|
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/* Display usage information */ |
/* Display usage information */ |
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static void |
static void |
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usage(char *program) |
usage(char *program) |
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{ |
{ |
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fprintf(stderr, "rdesktop: A Remote Desktop Protocol client.\n"); |
fprintf(stderr, "rdesktop: A Remote Desktop Protocol client.\n"); |
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fprintf(stderr, "Version " VERSION ". Copyright (C) 1999-2002 Matt Chapman.\n"); |
fprintf(stderr, "Version " VERSION ". Copyright (C) 1999-2003 Matt Chapman.\n"); |
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fprintf(stderr, "See http://www.rdesktop.org/ for more information.\n\n"); |
fprintf(stderr, "See http://www.rdesktop.org/ for more information.\n\n"); |
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|
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fprintf(stderr, "Usage: %s [options] server[:port]\n", program); |
fprintf(stderr, "Usage: %s [options] server[:port]\n", program); |
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fprintf(stderr, " -b: force bitmap updates\n"); |
fprintf(stderr, " -b: force bitmap updates\n"); |
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fprintf(stderr, " -e: disable encryption (French TS)\n"); |
fprintf(stderr, " -e: disable encryption (French TS)\n"); |
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fprintf(stderr, " -m: do not send motion events\n"); |
fprintf(stderr, " -m: do not send motion events\n"); |
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fprintf(stderr, " -C: use private colour map\n"); |
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fprintf(stderr, " -K: keep window manager key bindings\n"); |
fprintf(stderr, " -K: keep window manager key bindings\n"); |
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fprintf(stderr, " -T: window title\n"); |
fprintf(stderr, " -T: window title\n"); |
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fprintf(stderr, " -D: hide window manager decorations\n"); |
fprintf(stderr, " -D: hide window manager decorations\n"); |
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fprintf(stderr, " -a: server bpp\n"); |
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} |
} |
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static BOOL |
static BOOL |
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uint32 flags; |
uint32 flags; |
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char *p; |
char *p; |
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int c; |
int c; |
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int username_option = 0; |
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flags = RDP_LOGON_NORMAL; |
flags = RDP_LOGON_NORMAL; |
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prompt_password = False; |
prompt_password = False; |
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domain[0] = password[0] = shell[0] = directory[0] = 0; |
domain[0] = password[0] = shell[0] = directory[0] = 0; |
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strcpy(keymapname, "en-us"); |
strcpy(keymapname, "en-us"); |
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while ((c = getopt(argc, argv, "u:d:s:c:p:n:k:g:fbemKT:Dh?")) != -1) |
while ((c = getopt(argc, argv, "u:d:s:S:c:p:n:k:g:a:fbemCKT:Dh?")) != -1) |
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{ |
{ |
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switch (c) |
switch (c) |
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{ |
{ |
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case 'u': |
case 'u': |
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STRNCPY(username, optarg, sizeof(username)); |
STRNCPY(username, optarg, sizeof(username)); |
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username_option = 1; |
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break; |
break; |
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case 'd': |
case 'd': |
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STRNCPY(shell, optarg, sizeof(shell)); |
STRNCPY(shell, optarg, sizeof(shell)); |
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break; |
break; |
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case 'S': |
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if (!strcmp(optarg, "standard")) |
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{ |
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win_button_size = 18; |
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break; |
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} |
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win_button_size = strtol(optarg, &p, 10); |
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if (*p) |
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{ |
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error("invalid button size\n"); |
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return 1; |
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} |
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break; |
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case 'c': |
case 'c': |
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STRNCPY(directory, optarg, sizeof(directory)); |
STRNCPY(directory, optarg, sizeof(directory)); |
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break; |
break; |
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sendmotion = False; |
sendmotion = False; |
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break; |
break; |
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case 'C': |
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owncolmap = True; |
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break; |
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case 'K': |
case 'K': |
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grab_keyboard = False; |
grab_keyboard = False; |
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break; |
break; |
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hide_decorations = True; |
hide_decorations = True; |
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break; |
break; |
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case 'a': |
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server_bpp = strtol(optarg, NULL, 10); |
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if (server_bpp != 8 && server_bpp != 16 && server_bpp != 15 |
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&& server_bpp != 24) |
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{ |
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error("invalid server bpp\n"); |
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return 1; |
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} |
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break; |
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case 'h': |
case 'h': |
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case '?': |
case '?': |
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default: |
default: |
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*p = 0; |
*p = 0; |
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} |
} |
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|
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if (username[0] == 0) |
if (!username_option) |
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{ |
{ |
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pw = getpwuid(getuid()); |
pw = getpwuid(getuid()); |
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if ((pw == NULL) || (pw->pw_name == NULL)) |
if ((pw == NULL) || (pw->pw_name == NULL)) |
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va_end(ap); |
va_end(ap); |
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} |
} |
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/* report a warning */ |
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void |
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warning(char *format, ...) |
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{ |
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va_list ap; |
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fprintf(stderr, "WARNING: "); |
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va_start(ap, format); |
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vfprintf(stderr, format, ap); |
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va_end(ap); |
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} |
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/* report an unimplemented protocol feature */ |
/* report an unimplemented protocol feature */ |
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void |
void |
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unimpl(char *format, ...) |
unimpl(char *format, ...) |
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} |
} |
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} |
} |
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#ifdef SAVE_LICENCE |
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int |
int |
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load_licence(unsigned char **data) |
load_licence(unsigned char **data) |
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{ |
{ |
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char path[PATH_MAX]; |
char *path; |
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char *home; |
char *home; |
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struct stat st; |
struct stat st; |
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int fd; |
int fd; |
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if (home == NULL) |
if (home == NULL) |
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return -1; |
return -1; |
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|
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STRNCPY(path, home, sizeof(path)); |
path = xmalloc(strlen(home) + strlen(hostname) + 20); |
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strncat(path, "/.rdesktop/licence", sizeof(path) - strlen(path) - 1); |
sprintf(path, "%s/.rdesktop/licence.%s", home, hostname); |
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fd = open(path, O_RDONLY); |
fd = open(path, O_RDONLY); |
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if (fd == -1) |
if (fd == -1) |
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void |
void |
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save_licence(unsigned char *data, int length) |
save_licence(unsigned char *data, int length) |
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{ |
{ |
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char path[PATH_MAX]; |
char *fpath; /* file path for licence */ |
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char *fname, *fnamewrk; /* file name for licence .inkl path. */ |
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char *home; |
char *home; |
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int fd; |
uint32 y; |
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struct flock fnfl; |
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int fnfd, fnwrkfd, i, wlen; |
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struct stream s, *s_ptr; |
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uint32 len; |
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/* Construct a stream, so that we can use macros to extract the |
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* licence. |
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*/ |
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s_ptr = &s; |
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s_ptr->p = data; |
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/* Skip first two bytes */ |
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in_uint16(s_ptr, len); |
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/* Skip three strings */ |
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for (i = 0; i < 3; i++) |
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{ |
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in_uint32(s_ptr, len); |
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s_ptr->p += len; |
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/* Make sure that we won't be past the end of data after |
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* reading the next length value |
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*/ |
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if ((s_ptr->p) + 4 > data + length) |
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{ |
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printf("Error in parsing licence key.\n"); |
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printf("Strings %d end value %x > supplied length (%x)\n", i, |
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(unsigned int) s_ptr->p, (unsigned int) data + length); |
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return; |
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} |
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} |
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in_uint32(s_ptr, len); |
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if (s_ptr->p + len > data + length) |
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{ |
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printf("Error in parsing licence key.\n"); |
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printf("End of licence %x > supplied length (%x)\n", |
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(unsigned int) s_ptr->p + len, (unsigned int) data + length); |
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return; |
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} |
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|
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home = getenv("HOME"); |
home = getenv("HOME"); |
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if (home == NULL) |
if (home == NULL) |
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return; |
return; |
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|
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STRNCPY(path, home, sizeof(path)); |
/* set and create the directory -- if it doesn't exist. */ |
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strncat(path, "/.rdesktop", sizeof(path) - strlen(path) - 1); |
fpath = xmalloc(strlen(home) + 11); |
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mkdir(path, 0700); |
STRNCPY(fpath, home, strlen(home) + 1); |
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|
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strncat(path, "/licence", sizeof(path) - strlen(path) - 1); |
sprintf(fpath, "%s/.rdesktop", fpath); |
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if (mkdir(fpath, 0700) == -1 && errno != EEXIST) |
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{ |
619 |
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perror("mkdir"); |
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exit(1); |
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} |
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fd = open(path, O_WRONLY | O_CREAT | O_TRUNC, 0600); |
/* set the real licence filename, and put a write lock on it. */ |
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if (fd == -1) |
fname = xmalloc(strlen(fpath) + strlen(hostname) + 10); |
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sprintf(fname, "%s/licence.%s", fpath, hostname); |
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fnfd = open(fname, O_RDONLY); |
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if (fnfd != -1) |
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{ |
629 |
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fnfl.l_type = F_WRLCK; |
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fnfl.l_whence = SEEK_SET; |
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fnfl.l_start = 0; |
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fnfl.l_len = 1; |
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fcntl(fnfd, F_SETLK, &fnfl); |
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} |
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|
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/* create a temporary licence file */ |
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fnamewrk = xmalloc(strlen(fname) + 12); |
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for (y = 0;; y++) |
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{ |
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sprintf(fnamewrk, "%s.%lu", fname, (long unsigned int) y); |
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fnwrkfd = open(fnamewrk, O_WRONLY | O_CREAT | O_EXCL, 0600); |
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if (fnwrkfd == -1) |
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{ |
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if (errno == EINTR || errno == EEXIST) |
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continue; |
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perror("create"); |
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exit(1); |
648 |
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} |
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break; |
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} |
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/* write to the licence file */ |
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for (y = 0; y < len;) |
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{ |
{ |
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perror("open"); |
do |
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return; |
{ |
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wlen = write(fnwrkfd, s_ptr->p + y, len - y); |
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} |
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while (wlen == -1 && errno == EINTR); |
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if (wlen < 1) |
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{ |
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perror("write"); |
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unlink(fnamewrk); |
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exit(1); |
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} |
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y += wlen; |
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} |
667 |
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|
668 |
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/* close the file and rename it to fname */ |
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if (close(fnwrkfd) == -1) |
670 |
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{ |
671 |
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perror("close"); |
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unlink(fnamewrk); |
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exit(1); |
674 |
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} |
675 |
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if (rename(fnamewrk, fname) == -1) |
676 |
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{ |
677 |
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perror("rename"); |
678 |
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unlink(fnamewrk); |
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exit(1); |
680 |
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} |
681 |
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/* close the file lock on fname */ |
682 |
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if (fnfd != -1) |
683 |
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{ |
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fnfl.l_type = F_UNLCK; |
685 |
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fnfl.l_whence = SEEK_SET; |
686 |
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fnfl.l_start = 0; |
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fnfl.l_len = 1; |
688 |
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fcntl(fnfd, F_SETLK, &fnfl); |
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close(fnfd); |
690 |
} |
} |
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write(fd, data, length); |
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close(fd); |
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692 |
} |
} |
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#endif |
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