/*
- * psftp.c: front end for PSFTP.
+ * psftp.c: (platform-independent) front end for PSFTP.
*/
#include <stdio.h>
printf(" -C enable compression\n");
printf(" -i key private key file for authentication\n");
printf(" -batch disable all interactive prompts\n");
+ printf(" -V print version information\n");
cleanup_exit(1);
}
+static void version(void)
+{
+ printf("psftp: %s\n", ver);
+ cleanup_exit(1);
+}
+
/*
* Connect to a host.
*/
user = userhost;
}
- /* Try to load settings for this host */
- do_defaults(host, &cfg);
- if (cfg.host[0] == '\0') {
- /* No settings for this host; use defaults */
- do_defaults(NULL, &cfg);
+ /*
+ * If we haven't loaded session details already (e.g., from -load),
+ * try looking for a session called "host".
+ */
+ if (!loaded_session) {
+ /* Try to load settings for `host' into a temporary config */
+ Config cfg2;
+ cfg2.host[0] = '\0';
+ do_defaults(host, &cfg2);
+ if (cfg2.host[0] != '\0') {
+ /* Settings present and include hostname */
+ /* Re-load data into the real config. */
+ do_defaults(host, &cfg);
+ } else {
+ /* Session doesn't exist or mention a hostname. */
+ /* Use `host' as a bare hostname. */
+ strncpy(cfg.host, host, sizeof(cfg.host) - 1);
+ cfg.host[sizeof(cfg.host) - 1] = '\0';
+ }
+ } else {
+ /* Patch in hostname `host' to session details. */
strncpy(cfg.host, host, sizeof(cfg.host) - 1);
cfg.host[sizeof(cfg.host) - 1] = '\0';
}
}
/*
+ * If saved session / Default Settings says SSH-1 (`1 only' or `1'),
+ * then change it to SSH-2, on the grounds that that's more likely to
+ * work for SFTP. (Can be overridden with `-1' option.)
+ * But if it says `2 only' or `2', respect which.
+ */
+ if (cfg.sshprot != 2 && cfg.sshprot != 3)
+ cfg.sshprot = 2;
+
+ /*
* Enact command-line overrides.
*/
cmdline_run_saved(&cfg);
/* See if host is of the form user@host */
if (cfg.host[0] != '\0') {
- char *atsign = strchr(cfg.host, '@');
+ char *atsign = strrchr(cfg.host, '@');
/* Make sure we're not overflowing the user field */
if (atsign) {
if (atsign - cfg.host < sizeof cfg.username) {
cfg.username[sizeof(cfg.username) - 1] = '\0';
}
if (!cfg.username[0]) {
- printf("login as: ");
- fflush(stdout);
- if (!fgets(cfg.username, sizeof(cfg.username), stdin)) {
- fprintf(stderr, "psftp: aborting\n");
+ if (!console_get_line("login as: ",
+ cfg.username, sizeof(cfg.username), FALSE)) {
+ fprintf(stderr, "psftp: no username, aborting\n");
cleanup_exit(1);
} else {
int len = strlen(cfg.username);
if (portnumber)
cfg.port = portnumber;
- /* SFTP uses SSH2 by default always */
- cfg.sshprot = 2;
-
/*
* Disable scary things which shouldn't be enabled for simple
* things like SCP and SFTP: agent forwarding, port forwarding,
back = &ssh_backend;
- err = back->init(NULL, &backhandle, &cfg, cfg.host, cfg.port, &realhost,0);
+ err = back->init(NULL, &backhandle, &cfg, cfg.host, cfg.port, &realhost,
+ 0, cfg.tcp_keepalives);
if (err != NULL) {
fprintf(stderr, "ssh_init: %s\n", err);
return 1;
userhost = user = NULL;
+ /* Load Default Settings before doing anything else. */
+ do_defaults(NULL, &cfg);
+ loaded_session = FALSE;
+
errors = 0;
for (i = 1; i < argc; i++) {
int ret;
} else if (strcmp(argv[i], "-h") == 0 ||
strcmp(argv[i], "-?") == 0) {
usage();
+ } else if (strcmp(argv[i], "-V") == 0) {
+ version();
} else if (strcmp(argv[i], "-batch") == 0) {
console_batch_mode = 1;
} else if (strcmp(argv[i], "-b") == 0 && i + 1 < argc) {
back = NULL;
/*
+ * If the loaded session provides a hostname, and a hostname has not
+ * otherwise been specified, pop it in `userhost' so that
+ * `psftp -load sessname' is sufficient to start a session.
+ */
+ if (!userhost && cfg.host[0] != '\0') {
+ userhost = dupstr(cfg.host);
+ }
+
+ /*
* If a user@host string has already been provided, connect to
* it now.
*/