#define MAX_STDIN_BACKLOG 4096
+void *logctx;
+
void fatalbox(char *p, ...)
{
va_list ap;
vfprintf(stderr, p, ap);
va_end(ap);
fputc('\n', stderr);
+ if (logctx) {
+ log_free(logctx);
+ logctx = NULL;
+ }
cleanup_exit(1);
}
void modalfatalbox(char *p, ...)
vfprintf(stderr, p, ap);
va_end(ap);
fputc('\n', stderr);
+ if (logctx) {
+ log_free(logctx);
+ logctx = NULL;
+ }
cleanup_exit(1);
}
void connection_fatal(void *frontend, char *p, ...)
vfprintf(stderr, p, ap);
va_end(ap);
fputc('\n', stderr);
+ if (logctx) {
+ log_free(logctx);
+ logctx = NULL;
+ }
cleanup_exit(1);
}
void cmdline_error(char *p, ...)
return dupstr(getenv("TERM"));
if (!strcmp(name, "UserName"))
return get_username();
+ if (!strcmp(name, "SerialLine"))
+ return dupstr("/dev/ttyS0");
return NULL;
}
/*
* Handle data from a local tty in PARMRK format.
*/
-static void from_tty(void *buf, unsigned len)
+static void from_tty(void *vbuf, unsigned len)
{
- char *p, *q, *end;
+ char *p, *q, *end, *buf = vbuf;
static enum {NORMAL, FF, FF00} state = NORMAL;
p = buf; end = buf + len;
printf(" -m file read remote command(s) from file\n");
printf(" -s remote command is an SSH subsystem (SSH-2 only)\n");
printf(" -N don't start a shell/command (SSH-2 only)\n");
+ printf(" -nc host:port\n");
+ printf(" open tunnel in place of session (SSH-2 only)\n");
exit(1);
}
int exitcode;
int errors;
int use_subsystem = 0;
- void *ldisc, *logctx;
+ void *ldisc;
long now;
fdlist = NULL;
* Override the default protocol if PLINK_PROTOCOL is set.
*/
char *p = getenv("PLINK_PROTOCOL");
- int i;
if (p) {
- for (i = 0; backends[i].backend != NULL; i++) {
- if (!strcmp(backends[i].name, p)) {
- default_protocol = cfg.protocol = backends[i].protocol;
- default_port = cfg.port =
- backends[i].backend->default_port;
- break;
- }
+ const Backend *b = backend_from_name(p);
+ if (b) {
+ default_protocol = cfg.protocol = b->protocol;
+ default_port = cfg.port = b->default_port;
}
}
}
errors = 1;
}
} else if (*p) {
- if (!*cfg.host) {
+ if (!cfg_launchable(&cfg)) {
char *q = p;
/*
*/
r = strchr(p, ',');
if (r) {
- int i, j;
- for (i = 0; backends[i].backend != NULL; i++) {
- j = strlen(backends[i].name);
- if (j == r - p &&
- !memcmp(backends[i].name, p, j)) {
- default_protocol = cfg.protocol =
- backends[i].protocol;
- portnumber =
- backends[i].backend->default_port;
- p = r + 1;
- break;
- }
+ const Backend *b;
+ *r = '\0';
+ b = backend_from_name(p);
+ if (b) {
+ default_protocol = cfg.protocol = b->protocol;
+ portnumber = b->default_port;
}
+ p = r + 1;
}
/*
{
Config cfg2;
do_defaults(host, &cfg2);
- if (loaded_session || cfg2.host[0] == '\0') {
+ if (loaded_session || !cfg_launchable(&cfg2)) {
/* No settings for this host; use defaults */
/* (or session was already loaded with -load) */
strncpy(cfg.host, host, sizeof(cfg.host) - 1);
if (errors)
return 1;
- if (!*cfg.host) {
+ if (!cfg_launchable(&cfg)) {
usage();
}
cfg.host[p1] = '\0';
}
- if (!cfg.remote_cmd_ptr && !*cfg.remote_cmd)
+ if (!cfg.remote_cmd_ptr && !*cfg.remote_cmd && !*cfg.ssh_nc_host)
flags |= FLAG_INTERACTIVE;
/*
* Select protocol. This is farmed out into a table in a
* separate file to enable an ssh-free variant.
*/
- {
- int i;
- back = NULL;
- for (i = 0; backends[i].backend != NULL; i++)
- if (backends[i].protocol == cfg.protocol) {
- back = backends[i].backend;
- break;
- }
- if (back == NULL) {
- fprintf(stderr,
- "Internal fault: Unsupported protocol found\n");
- return 1;
- }
+ back = backend_from_proto(cfg.protocol);
+ if (back == NULL) {
+ fprintf(stderr,
+ "Internal fault: Unsupported protocol found\n");
+ return 1;
}
/*