static void handle_sigcont(int signum)
{
if (!child_controls_terminal && editor_status != EDITOR_INITIALIZING) {
term_raw();
resize();
}
}
void relay(int s)
{
char buf[8192];
int n;
fd_set readfds;
struct ttys *ttyp;
/* Don't need our data anymore */
/* XXX This makes SunOS barf */
/* brk(0); */
signal(SIGQUIT, slirp_exit);
signal(SIGHUP, slirp_exit);
signal(SIGINT, slirp_exit);
signal(SIGTERM, slirp_exit);
/* Fudge to get term_raw and term_restore to work */
if (NULL == (ttyp = tty_attach (0, slirp_tty))) {
lprint ("Error: tty_attach failed in misc.c:relay()\r\n");
slirp_exit (1);
}
ttyp->fd = 0;
ttyp->flags |= TTY_CTTY;
term_raw(ttyp);
while (1) {
FD_ZERO(&readfds);
FD_SET(0, &readfds);
FD_SET(s, &readfds);
n = select(s+1, &readfds, (fd_set *)0, (fd_set *)0, (struct timeval *)0);
if (n <= 0)
slirp_exit(0);
if (FD_ISSET(0, &readfds)) {
n = read(0, buf, 8192);
if (n <= 0)
slirp_exit(0);
n = writen(s, buf, n);
if (n <= 0)
slirp_exit(0);
}
if (FD_ISSET(s, &readfds)) {
n = read(s, buf, 8192);
if (n <= 0)
slirp_exit(0);
n = writen(0, buf, n);
if (n <= 0)
slirp_exit(0);
}
}
/* Just in case.... */
exit(1);
}
int PMAPI PM_getch(void)
{
int c;
if (term_raw() == -1)
return (0);
c = getc(stdin);
#if defined(__QNX__) && !defined(__QNXNTO__)
if (c == 0xA)
c = 0x0D;
else if (c == 0x7F)
c = 0x08;
#endif
term_restore();
return c;
}
/* currently handle wdgts without cursor */
if(w->crsr == -1 && w->vx < w->pxsize - w->x - w->xsize) w->vx++;
return 0;
}
static int kbd_left(struct wdgt *w)
{
if(w->crsr == -1 && w->vx) w->vx--;
return 0;
}
int scr_keyh(struct wdgt *w, int key)
{
int ret = KEY_HANDLED;
DBG("calling key %c for %s", key, w->name);
switch(key) {
case KBD_DOWN: kbd_down(w); break;
case KBD_UP: kbd_up(w); break;
case KBD_PAGE_DOWN: kbd_page_down(w); break;
case KBD_PAGE_UP: kbd_page_up(w); break;
case KBD_LEFT: kbd_left(w); break;
case KBD_RIGHT: kbd_right(w); break;
case KBD_HOME: ret = kbd_home(w); break;
case KBD_END: ret = kbd_end(w); break;
default: ret = KEY_SKIPPED;
}
return ret;
}
struct termios tio;
void term_raw()
{
struct termios t;
tcgetattr(0, &tio);
t = tio;
t.c_lflag &= ~(ICANON|ECHO);
tcsetattr(0, TCSANOW, &t);
fcntl(0, F_SETFL, O_NONBLOCK);
}
void term_rest()
{
tcsetattr(0, TCSANOW, &tio);
}
int old_curs_vis; /* this is the cursor mode, set to normal as default */
void curses_init(void)
{
initscr();
/* disable cursor */
old_curs_vis = curs_set(0);
start_color();
scr_color_init();
cbreak();
/*
nodelay(stdscr,TRUE);
keypad(stdscr, FALSE);
meta(stdscr, FALSE);
*/
// scrollok(main_win, TRUE);
noecho();
term_raw();
}
int PMAPI PM_kbhit(void)
{
int blocking, c;
if (term_raw() == -1)
return 0;
/* Go into non blocking mode */
blocking = fcntl(STDIN_FILENO, F_GETFL) | O_NONBLOCK;
fcntl(STDIN_FILENO, F_SETFL, blocking);
c = getc(stdin);
/* restore blocking mode */
fcntl(STDIN_FILENO, F_SETFL, blocking & ~O_NONBLOCK);
term_restore();
if (c != EOF) {
ungetc(c, stdin);
return c;
}
clearerr(stdin);
return 0;
}
struct ttys *tty_attach(int unit, char *device)
{
char buff[256], *bptr;
struct ttys *ttyp, *ttyp_tmp, *ttyp_last = 0;
struct stat stat;
DEBUG_CALL("tty_attach");
DEBUG_ARG("unit = %d", unit);
DEBUG_ARG("device = %lx", (long)device);
if ((ttyp = (struct ttys *)malloc(sizeof(struct ttys))) == NULL)
return 0;
memset(ttyp, 0, sizeof(struct ttys));
ttyp->next = 0;
ttyp->fd = 0; /* Default changed from -1 -RedWolf */
/* Only open the device if there is one */
if (device) {
if ((ttyp->fd = open(device, O_RDWR)) < 0) {
free(ttyp);
return 0; /* XXXXX */
}
lprint ("Opening device %s...\r\n\r\n", device);
}
/* Link it to the *tail* of the list XXXXX */
if (!ttys) {
ttys = ttyp;
} else {
for (ttyp_tmp = ttys; ttyp_tmp; ttyp_tmp = ttyp_tmp->next)
ttyp_last = ttyp_tmp;
/* XXX More checks? */
ttyp_last->next = ttyp;
}
#ifdef FULL_BOLT
fd_nonblock(ttyp->fd);
#endif
if (ttyp->fd >= 0 && isatty(ttyp->fd) && fstat(ttyp->fd, &stat) == 0) {
/* Save the current permissions */
ttyp->mode = stat.st_mode;
#ifdef HAVE_FCHMOD
fchmod(ttyp->fd, S_IRUSR|S_IWUSR);
#else
chmod(ttyname(ttyp->fd), S_IRUSR|S_IWUSR);
#endif
}
ttyp->unit = unit;
#ifndef FULL_BOLT
ttyp->towrite = towrite_max;
#endif
#ifndef FULL_BOLT
ttyp->baud = DEFAULT_BAUD;
ttyp->bytesps = ttyp->baud/10;
#endif
ttyp->lastime = curtime;
ttyp->sc_xc_state = 0;
ttyp->sc_rc_state = 0;
/* Default is SLIP */
ttyp->proto = PROTO_SLIP;
ttyp->up = 1; /* SLIP is always up */
ttyp->if_input = sl_input;
ttyp->if_encap = sl_encap;
ttys_unit[unit] = ttyp;
/* Rawify the terminal, if applicable */
if (ttyp->fd >= 0)
term_raw(ttyp);
/* Config the new tty */
if ((bptr = (char *)getenv("HOME")))
sprintf(buff, "%s/.slirprc-%d", bptr, unit);
else
sprintf(buff, ".slirprc-%d", unit);
config(buff, ttyp->unit);
return ttyp;
}
int
main(int argc, char *argv[])
{
int ch, idx, plen, nready, interactive = 0, listonly = 0;
const char *id, *user = NULL, *pattern = NULL, *tty = NULL, *decimal = ".";
char path[PATH_MAX], buf[LINE_MAX], *cp, *ep;
double seconds, to_wait, speed = 1.0, max_wait = 0;
FILE *lfile;
fd_set *fdsw;
sigaction_t sa;
size_t len, nbytes, nread, off;
ssize_t nwritten;
#if !defined(HAVE_GETPROGNAME) && !defined(HAVE___PROGNAME)
setprogname(argc > 0 ? argv[0] : "sudoreplay");
#endif
#ifdef HAVE_SETLOCALE
setlocale(LC_ALL, "");
decimal = localeconv()->decimal_point;
#endif
while ((ch = getopt(argc, argv, "d:f:hlm:s:V")) != -1) {
switch(ch) {
case 'd':
session_dir = optarg;
break;
case 'f':
/* Set the replay filter. */
replay_filter = 0;
for (cp = strtok(optarg, ","); cp; cp = strtok(NULL, ",")) {
if (strcmp(cp, "stdout") == 0)
SET(replay_filter, 1 << IOFD_STDOUT);
else if (strcmp(cp, "stderr") == 0)
SET(replay_filter, 1 << IOFD_STDERR);
else if (strcmp(cp, "ttyout") == 0)
SET(replay_filter, 1 << IOFD_TTYOUT);
else
errorx(1, "invalid filter option: %s", optarg);
}
break;
case 'h':
help();
/* NOTREACHED */
case 'l':
listonly = 1;
break;
case 'm':
errno = 0;
max_wait = strtod(optarg, &ep);
if (*ep != '\0' || errno != 0)
errorx(1, "invalid max wait: %s", optarg);
break;
case 's':
errno = 0;
speed = strtod(optarg, &ep);
if (*ep != '\0' || errno != 0)
errorx(1, "invalid speed factor: %s", optarg);
break;
case 'V':
(void) printf("%s version %s\n", getprogname(), PACKAGE_VERSION);
exit(0);
default:
usage(1);
/* NOTREACHED */
}
}
argc -= optind;
argv += optind;
if (listonly)
exit(list_sessions(argc, argv, pattern, user, tty));
if (argc != 1)
usage(1);
/* 6 digit ID in base 36, e.g. 01G712AB */
id = argv[0];
if (!VALID_ID(id))
errorx(1, "invalid ID %s", id);
plen = snprintf(path, sizeof(path), "%s/%.2s/%.2s/%.2s/timing",
session_dir, id, &id[2], &id[4]);
if (plen <= 0 || plen >= sizeof(path))
errorx(1, "%s/%.2s/%.2s/%.2s/%.2s/timing: %s", session_dir,
id, &id[2], &id[4], strerror(ENAMETOOLONG));
plen -= 7;
/* Open files for replay, applying replay filter for the -f flag. */
for (idx = 0; idx < IOFD_MAX; idx++) {
if (ISSET(replay_filter, 1 << idx) || idx == IOFD_TIMING) {
io_fds[idx].v = open_io_fd(path, plen, io_fnames[idx]);
if (io_fds[idx].v == NULL)
error(1, "unable to open %s", path);
}
}
/* Read log file. */
path[plen] = '\0';
strlcat(path, "/log", sizeof(path));
lfile = fopen(path, "r");
if (lfile == NULL)
error(1, "unable to open %s", path);
cp = NULL;
len = 0;
/* Pull out command (third line). */
if (getline(&cp, &len, lfile) == -1 ||
getline(&cp, &len, lfile) == -1 ||
getline(&cp, &len, lfile) == -1) {
errorx(1, "invalid log file %s", path);
}
printf("Replaying sudo session: %s", cp);
free(cp);
fclose(lfile);
fflush(stdout);
zero_bytes(&sa, sizeof(sa));
sigemptyset(&sa.sa_mask);
sa.sa_flags = SA_RESETHAND;
sa.sa_handler = cleanup;
(void) sigaction(SIGINT, &sa, NULL);
(void) sigaction(SIGKILL, &sa, NULL);
(void) sigaction(SIGTERM, &sa, NULL);
(void) sigaction(SIGHUP, &sa, NULL);
sa.sa_flags = SA_RESTART;
sa.sa_handler = SIG_IGN;
(void) sigaction(SIGTSTP, &sa, NULL);
(void) sigaction(SIGQUIT, &sa, NULL);
/* XXX - read user input from /dev/tty and set STDOUT to raw if not a pipe */
/* Set stdin to raw mode if it is a tty */
interactive = isatty(STDIN_FILENO);
if (interactive) {
ch = fcntl(STDIN_FILENO, F_GETFL, 0);
if (ch != -1)
(void) fcntl(STDIN_FILENO, F_SETFL, ch | O_NONBLOCK);
if (!term_raw(STDIN_FILENO, 1))
error(1, "cannot set tty to raw mode");
}
fdsw = (fd_set *)emalloc2(howmany(STDOUT_FILENO + 1, NFDBITS),
sizeof(fd_mask));
/*
* Timing file consists of line of the format: "%f %d\n"
*/
#ifdef HAVE_ZLIB_H
while (gzgets(io_fds[IOFD_TIMING].g, buf, sizeof(buf)) != NULL) {
#else
while (fgets(buf, sizeof(buf), io_fds[IOFD_TIMING].f) != NULL) {
#endif
if (!parse_timing(buf, decimal, &idx, &seconds, &nbytes))
errorx(1, "invalid timing file line: %s", buf);
if (interactive)
check_input(STDIN_FILENO, &speed);
/* Adjust delay using speed factor and clamp to max_wait */
to_wait = seconds / speed;
if (max_wait && to_wait > max_wait)
to_wait = max_wait;
delay(to_wait);
/* Even if we are not relaying, we still have to delay. */
if (io_fds[idx].v == NULL)
continue;
/* All output is sent to stdout. */
while (nbytes != 0) {
if (nbytes > sizeof(buf))
len = sizeof(buf);
else
len = nbytes;
#ifdef HAVE_ZLIB_H
nread = gzread(io_fds[idx].g, buf, len);
#else
nread = fread(buf, 1, len, io_fds[idx].f);
#endif
nbytes -= nread;
off = 0;
do {
/* no stdio, must be unbuffered */
nwritten = write(STDOUT_FILENO, buf + off, nread - off);
if (nwritten == -1) {
if (errno == EINTR)
continue;
if (errno == EAGAIN) {
FD_SET(STDOUT_FILENO, fdsw);
do {
nready = select(STDOUT_FILENO + 1, NULL, fdsw, NULL, NULL);
} while (nready == -1 && errno == EINTR);
if (nready == 1)
continue;
}
error(1, "writing to standard output");
}
off += nwritten;
} while (nread > off);
}
}
term_restore(STDIN_FILENO, 1);
exit(0);
}
static void
delay(double secs)
{
struct timespec ts, rts;
int rval;
/*
* Typical max resolution is 1/HZ but we can't portably check that.
* If the interval is small enough, just ignore it.
*/
if (secs < 0.0001)
return;
rts.tv_sec = secs;
rts.tv_nsec = (secs - (double) rts.tv_sec) * 1000000000.0;
do {
memcpy(&ts, &rts, sizeof(ts));
rval = nanosleep(&ts, &rts);
} while (rval == -1 && errno == EINTR);
if (rval == -1)
error(1, "nanosleep: tv_sec %ld, tv_nsec %ld", ts.tv_sec, ts.tv_nsec);
}
static void *
open_io_fd(char *path, int len, const char *suffix)
{
path[len] = '\0';
strlcat(path, suffix, PATH_MAX);
#ifdef HAVE_ZLIB_H
return gzopen(path, "r");
#else
return fopen(path, "r");
#endif
}
InputStream
openFTPStream(ParsedURL *pu, URLFile *uf)
{
Str tmp;
int status;
char *user = NULL;
char *pass = NULL;
Str uname = NULL;
Str pwd = NULL;
int add_auth_cookie_flag = FALSE;
char *realpathname = NULL;
if (!pu->host)
return NULL;
if (pu->user == NULL && pu->pass == NULL) {
if (find_auth_user_passwd(pu, NULL, &uname, &pwd, 0)) {
if (uname)
user = uname->ptr;
if (pwd)
pass = pwd->ptr;
}
}
if (user)
/* do nothing */ ;
else if (pu->user)
user = pu->user;
else
user = "******";
if (current_ftp.host) {
if (!strcmp(current_ftp.host, pu->host) &&
current_ftp.port == pu->port && !strcmp(current_ftp.user, user)) {
ftp_command(¤t_ftp, "NOOP", NULL, &status);
if (status != 200)
ftp_close(¤t_ftp);
else
goto ftp_read;
}
else
ftp_quit(¤t_ftp);
}
if (pass)
/* do nothing */ ;
else if (pu->pass)
pass = pu->pass;
else if (pu->user) {
pwd = NULL;
find_auth_user_passwd(pu, NULL, &uname, &pwd, 0);
if (pwd == NULL) {
if (fmInitialized) {
term_raw();
pwd = Strnew_charp(inputLine("Password: "******"Password: "******"Password: "******"anonymous");
#else
tmp = Strnew_charp("anonymous");
#endif /* __MINGW32_VERSION */
Strcat_char(tmp, '@');
pass = tmp->ptr;
}
if (!current_ftp.host) {
current_ftp.host = allocStr(pu->host, -1);
current_ftp.port = pu->port;
current_ftp.user = allocStr(user, -1);
current_ftp.pass = allocStr(pass, -1);
if (!ftp_login(¤t_ftp))
return NULL;
}
if (add_auth_cookie_flag)
add_auth_user_passwd(pu, NULL, uname, pwd, 0);
ftp_read:
ftp_command(¤t_ftp, "TYPE", "I", &status);
if (ftp_pasv(¤t_ftp) < 0) {
ftp_quit(¤t_ftp);
return NULL;
}
if (pu->file == NULL || *pu->file == '\0' ||
pu->file[strlen(pu->file) - 1] == '/')
goto ftp_dir;
realpathname = file_unquote(pu->file);
if (*realpathname == '/' && *(realpathname + 1) == '~')
realpathname++;
/* Get file */
uf->modtime = ftp_modtime(¤t_ftp, realpathname);
ftp_command(¤t_ftp, "RETR", realpathname, &status);
if (status == 125 || status == 150)
return newFileStream(current_ftp.data, (void (*)())closeFTPdata);
ftp_dir:
pu->scheme = SCM_FTPDIR;
return NULL;
}
int main(int argc, char *argv[])
{
const char *term = getenv("TERM");
const char *home = getenv("HOME");
const char *tag = NULL;
const char *rc = NULL;
const char *command = NULL;
char *command_history_filename;
char *search_history_filename;
char *editor_dir;
bool read_rc = true;
int i;
if (!home)
home = "";
home_dir = xstrdup(home);
for (i = 1; i < argc; i++) {
const char *opt = argv[i];
if (opt[0] != '-' || !opt[1])
break;
if (!opt[2]) {
switch (opt[1]) {
case 'R':
read_rc = false;
continue;
case 't':
tag = opt_arg(opt, argv[++i]);
continue;
case 'r':
rc = opt_arg(opt, argv[++i]);
continue;
case 'c':
command = opt_arg(opt, argv[++i]);
continue;
case 'V':
printf("%s %s\nWritten by Timo Hirvonen\n", program, version);
return 0;
}
if (opt[1] == '-') {
i++;
break;
}
}
printf("Usage: %s [-R] [-V] [-c command] [-t tag] [-r rcfile] [file]...\n", argv[0]);
return 1;
}
if (!isatty(1)) {
fprintf(stderr, "stdout doesn't refer to a terminal\n");
return 1;
}
if (term == NULL || term[0] == 0) {
fprintf(stderr, "TERM not set\n");
return 1;
}
switch (term_init(term)) {
case -1:
fprintf(stderr, "terminal is hardcopy\n");
return 1;
case -2:
fprintf(stderr, "terminal could not be found\n");
return 1;
case -3:
fprintf(stderr, "terminfo database could not be found\n");
return 1;
}
// create this early. needed if lock-files is true
editor_dir = editor_file("");
mkdir(editor_dir, 0755);
free(editor_dir);
setlocale(LC_CTYPE, "");
charset = nl_langinfo(CODESET);
if (streq(charset, "UTF-8"))
term_utf8 = true;
exec_builtin_rc(builtin_rc);
fill_builtin_colors();
// NOTE: syntax_changed() uses window. should possibly create window after reading rc
window = new_window();
root_frame = new_root_frame(window);
if (read_rc) {
if (rc) {
read_config(commands, rc, true);
} else {
char *filename = editor_file("rc");
if (read_config(commands, filename, false)) {
free(filename);
filename = xsprintf("%s/rc", pkgdatadir);
read_config(commands, filename, true);
}
free(filename);
}
}
update_all_syntax_colors();
sort_aliases();
/* Terminal does not generate signals for control keys. */
set_signal_handler(SIGINT, SIG_IGN);
set_signal_handler(SIGQUIT, SIG_IGN);
set_signal_handler(SIGPIPE, SIG_IGN);
/* Terminal does not generate signal for ^Z but someone can send
* us SIGTSTP nevertheless. SIGSTOP can't be caught.
*/
set_signal_handler(SIGTSTP, handle_sigtstp);
set_signal_handler(SIGCONT, handle_sigcont);
set_signal_handler(SIGWINCH, handle_sigwinch);
load_file_history();
command_history_filename = editor_file("command-history");
search_history_filename = editor_file("search-history");
history_load(&command_history, command_history_filename, command_history_size);
history_load(&search_history, search_history_filename, search_history_size);
if (search_history.count)
search_set_regexp(search_history.ptrs[search_history.count - 1]);
/* Initialize terminal but don't update screen yet. Also display
* "Press any key to continue" prompt if there were any errors
* during reading configuration files.
*/
term_raw();
if (nr_errors) {
any_key();
clear_error();
}
editor_status = EDITOR_RUNNING;
for (; i < argc; i++)
window_open_buffer(window, argv[i], false, NULL);
if (window->views.count == 0)
window_open_empty_buffer(window);
set_view(window->views.ptrs[0]);
if (command || tag)
resize();
if (command)
handle_command(commands, command);
if (tag) {
PTR_ARRAY(array);
ptr_array_add(&array, xstrdup("tag"));
ptr_array_add(&array, xstrdup(tag));
ptr_array_add(&array, NULL);
run_commands(commands, &array);
ptr_array_free(&array);
}
resize();
main_loop();
ui_end();
// unlock files and add files to file history
remove_frame(root_frame);
history_save(&command_history, command_history_filename);
history_save(&search_history, search_history_filename);
free(command_history_filename);
free(search_history_filename);
save_file_history();
return 0;
}