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Diffstat (limited to 'tools/plink/winplink.c')
-rw-r--r--tools/plink/winplink.c161
1 files changed, 90 insertions, 71 deletions
diff --git a/tools/plink/winplink.c b/tools/plink/winplink.c
index 7af9e1b4f..bd65f7825 100644
--- a/tools/plink/winplink.c
+++ b/tools/plink/winplink.c
@@ -83,7 +83,7 @@ WSAEVENT netevent;
static Backend *back;
static void *backhandle;
-static Config cfg;
+static Conf *conf;
int term_ldisc(Terminal *term, int mode)
{
@@ -130,6 +130,12 @@ int from_backend_untrusted(void *frontend_handle, const char *data, int len)
return 0; /* not reached */
}
+int from_backend_eof(void *frontend_handle)
+{
+ handle_write_eof(stdout_handle);
+ return FALSE; /* do not respond to incoming EOF with outgoing */
+}
+
int get_userpass_input(prompts_t *p, unsigned char *in, int inlen)
{
int ret;
@@ -298,10 +304,11 @@ int main(int argc, char **argv)
/*
* Process the command line.
*/
- do_defaults(NULL, &cfg);
+ conf = conf_new();
+ do_defaults(NULL, conf);
loaded_session = FALSE;
- default_protocol = cfg.protocol;
- default_port = cfg.port;
+ default_protocol = conf_get_int(conf, CONF_protocol);
+ default_port = conf_get_int(conf, CONF_port);
errors = 0;
{
/*
@@ -311,8 +318,10 @@ int main(int argc, char **argv)
if (p) {
const Backend *b = backend_from_name(p);
if (b) {
- default_protocol = cfg.protocol = b->protocol;
- default_port = cfg.port = b->default_port;
+ default_protocol = b->protocol;
+ default_port = b->default_port;
+ conf_set_int(conf, CONF_protocol, default_protocol);
+ conf_set_int(conf, CONF_port, default_port);
}
}
}
@@ -320,7 +329,7 @@ int main(int argc, char **argv)
char *p = *++argv;
if (*p == '-') {
int ret = cmdline_process_param(p, (argc > 1 ? argv[1] : NULL),
- 1, &cfg);
+ 1, conf);
if (ret == -2) {
fprintf(stderr,
"plink: option \"%s\" requires an argument\n", p);
@@ -332,7 +341,7 @@ int main(int argc, char **argv)
} else if (!strcmp(p, "-batch")) {
console_batch_mode = 1;
} else if (!strcmp(p, "-s")) {
- /* Save status to write to cfg later. */
+ /* Save status to write to conf later. */
use_subsystem = 1;
} else if (!strcmp(p, "-V")) {
version();
@@ -344,7 +353,7 @@ int main(int argc, char **argv)
errors = 1;
}
} else if (*p) {
- if (!cfg_launchable(&cfg) || !(got_host || loaded_session)) {
+ if (!conf_launchable(conf) || !(got_host || loaded_session)) {
char *q = p;
/*
* If the hostname starts with "telnet:", set the
@@ -357,7 +366,7 @@ int main(int argc, char **argv)
q += 7;
if (q[0] == '/' && q[1] == '/')
q += 2;
- cfg.protocol = PROT_TELNET;
+ conf_set_int(conf, CONF_protocol, PROT_TELNET);
p = q;
while (*p && *p != ':' && *p != '/')
p++;
@@ -365,11 +374,10 @@ int main(int argc, char **argv)
if (*p)
*p++ = '\0';
if (c == ':')
- cfg.port = atoi(p);
+ conf_set_int(conf, CONF_port, atoi(p));
else
- cfg.port = -1;
- strncpy(cfg.host, q, sizeof(cfg.host) - 1);
- cfg.host[sizeof(cfg.host) - 1] = '\0';
+ conf_set_int(conf, CONF_port, -1);
+ conf_set_str(conf, CONF_host, q);
got_host = TRUE;
} else {
char *r, *user, *host;
@@ -384,7 +392,9 @@ int main(int argc, char **argv)
*r = '\0';
b = backend_from_name(p);
if (b) {
- default_protocol = cfg.protocol = b->protocol;
+ default_protocol = b->protocol;
+ conf_set_int(conf, CONF_protocol,
+ default_protocol);
portnumber = b->default_port;
}
p = r + 1;
@@ -411,26 +421,24 @@ int main(int argc, char **argv)
* same name as the hostname.
*/
{
- Config cfg2;
- do_defaults(host, &cfg2);
- if (loaded_session || !cfg_launchable(&cfg2)) {
+ Conf *conf2 = conf_new();
+ do_defaults(host, conf2);
+ if (loaded_session || !conf_launchable(conf2)) {
/* No settings for this host; use defaults */
/* (or session was already loaded with -load) */
- strncpy(cfg.host, host, sizeof(cfg.host) - 1);
- cfg.host[sizeof(cfg.host) - 1] = '\0';
- cfg.port = default_port;
+ conf_set_str(conf, CONF_host, host);
+ conf_set_int(conf, CONF_port, default_port);
got_host = TRUE;
} else {
- cfg = cfg2;
+ conf_copy_into(conf, conf2);
loaded_session = TRUE;
}
+ conf_free(conf2);
}
if (user) {
/* Patch in specified username. */
- strncpy(cfg.username, user,
- sizeof(cfg.username) - 1);
- cfg.username[sizeof(cfg.username) - 1] = '\0';
+ conf_set_str(conf, CONF_username, user);
}
}
@@ -457,9 +465,9 @@ int main(int argc, char **argv)
}
if (cmdlen) command[--cmdlen]='\0';
/* change trailing blank to NUL */
- cfg.remote_cmd_ptr = command;
- cfg.remote_cmd_ptr2 = NULL;
- cfg.nopty = TRUE; /* command => no terminal */
+ conf_set_str(conf, CONF_remote_cmd, command);
+ conf_set_str(conf, CONF_remote_cmd2, "");
+ conf_set_int(conf, CONF_nopty, TRUE); /* command => no tty */
break; /* done with cmdline */
}
@@ -469,70 +477,78 @@ int main(int argc, char **argv)
if (errors)
return 1;
- if (!cfg_launchable(&cfg) || !(got_host || loaded_session)) {
+ if (!conf_launchable(conf) || !(got_host || loaded_session)) {
usage();
}
/*
- * Trim leading whitespace off the hostname if it's there.
+ * Muck about with the hostname in various ways.
*/
{
- int space = strspn(cfg.host, " \t");
- memmove(cfg.host, cfg.host+space, 1+strlen(cfg.host)-space);
- }
+ char *hostbuf = dupstr(conf_get_str(conf, CONF_host));
+ char *host = hostbuf;
+ char *p, *q;
+
+ /*
+ * Trim leading whitespace.
+ */
+ host += strspn(host, " \t");
- /* See if host is of the form user@host */
- if (cfg_launchable(&cfg)) {
- char *atsign = strrchr(cfg.host, '@');
- /* Make sure we're not overflowing the user field */
- if (atsign) {
- if (atsign - cfg.host < sizeof cfg.username) {
- strncpy(cfg.username, cfg.host, atsign - cfg.host);
- cfg.username[atsign - cfg.host] = '\0';
+ /*
+ * See if host is of the form user@host, and separate out
+ * the username if so.
+ */
+ if (host[0] != '\0') {
+ char *atsign = strrchr(host, '@');
+ if (atsign) {
+ *atsign = '\0';
+ conf_set_str(conf, CONF_username, host);
+ host = atsign + 1;
}
- memmove(cfg.host, atsign + 1, 1 + strlen(atsign + 1));
}
+
+ /*
+ * Trim off a colon suffix if it's there.
+ */
+ host[strcspn(host, ":")] = '\0';
+
+ /*
+ * Remove any remaining whitespace.
+ */
+ p = hostbuf;
+ q = host;
+ while (*q) {
+ if (*q != ' ' && *q != '\t')
+ *p++ = *q;
+ q++;
+ }
+ *p = '\0';
+
+ conf_set_str(conf, CONF_host, hostbuf);
+ sfree(hostbuf);
}
/*
* Perform command-line overrides on session configuration.
*/
- cmdline_run_saved(&cfg);
+ cmdline_run_saved(conf);
/*
* Apply subsystem status.
*/
if (use_subsystem)
- cfg.ssh_subsys = TRUE;
-
- /*
- * Trim a colon suffix off the hostname if it's there.
- */
- cfg.host[strcspn(cfg.host, ":")] = '\0';
-
- /*
- * Remove any remaining whitespace from the hostname.
- */
- {
- int p1 = 0, p2 = 0;
- while (cfg.host[p2] != '\0') {
- if (cfg.host[p2] != ' ' && cfg.host[p2] != '\t') {
- cfg.host[p1] = cfg.host[p2];
- p1++;
- }
- p2++;
- }
- cfg.host[p1] = '\0';
- }
+ conf_set_int(conf, CONF_ssh_subsys, TRUE);
- if (!cfg.remote_cmd_ptr && !*cfg.remote_cmd && !*cfg.ssh_nc_host)
+ if (!*conf_get_str(conf, CONF_remote_cmd) &&
+ !*conf_get_str(conf, CONF_remote_cmd2) &&
+ !*conf_get_str(conf, CONF_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.
*/
- back = backend_from_proto(cfg.protocol);
+ back = backend_from_proto(conf_get_int(conf, CONF_protocol));
if (back == NULL) {
fprintf(stderr,
"Internal fault: Unsupported protocol found\n");
@@ -543,7 +559,7 @@ int main(int argc, char **argv)
* Select port.
*/
if (portnumber != -1)
- cfg.port = portnumber;
+ conf_set_int(conf, CONF_port, portnumber);
sk_init();
if (p_WSAEventSelect == NULL) {
@@ -551,7 +567,7 @@ int main(int argc, char **argv)
return 1;
}
- logctx = log_init(NULL, &cfg);
+ logctx = log_init(NULL, conf);
console_provide_logctx(logctx);
/*
@@ -562,11 +578,14 @@ int main(int argc, char **argv)
const char *error;
char *realhost;
/* nodelay is only useful if stdin is a character device (console) */
- int nodelay = cfg.tcp_nodelay &&
+ int nodelay = conf_get_int(conf, CONF_tcp_nodelay) &&
(GetFileType(GetStdHandle(STD_INPUT_HANDLE)) == FILE_TYPE_CHAR);
- error = back->init(NULL, &backhandle, &cfg, cfg.host, cfg.port,
- &realhost, nodelay, cfg.tcp_keepalives);
+ error = back->init(NULL, &backhandle, conf,
+ conf_get_str(conf, CONF_host),
+ conf_get_int(conf, CONF_port),
+ &realhost, nodelay,
+ conf_get_int(conf, CONF_tcp_keepalives));
if (error) {
fprintf(stderr, "Unable to open connection:\n%s", error);
return 1;
generated by cgit v1.2.3 (git 2.25.1) at 2024-06-09 15:06:25 +0000