Merge branch 'pre-0.64'

[PuTTY.git] / unix / uxplink.c

diff --git a/unix/uxplink.c b/unix/uxplink.c
index 81356d363fd07ff4a30f1717f203759b6cdfaf8d..d4230935edfcfe1bf059c245dbf1e23f0ebaa8e9 100644 (file)
--- a/unix/uxplink.c
+++ b/unix/uxplink.c
@@ -152,7 +152,7 @@ int term_ldisc(Terminal *term, int mode)
 {
     return FALSE;
 }
-void ldisc_update(void *frontend, int echo, int edit)
+void frontend_echoedit_update(void *frontend, int echo, int edit)
 {
     /* Update stdin read mode to reflect changes in line discipline. */
     struct termios mode;
@@ -178,8 +178,9 @@ void ldisc_update(void *frontend, int echo, int edit)
        mode.c_cc[VMIN] = 1;
        mode.c_cc[VTIME] = 0;
        /* FIXME: perhaps what we do with IXON/IXOFF should be an
-        * argument to ldisc_update(), to allow implementation of SSH-2
-        * "xon-xoff" and Rlogin's equivalent? */
+        * argument to frontend_echoedit_update(), to allow
+        * implementation of SSH-2 "xon-xoff" and Rlogin's
+        * equivalent? */
        mode.c_iflag &= ~IXON;
        mode.c_iflag &= ~IXOFF;
     }
@@ -204,7 +205,7 @@ static char *get_ttychar(struct termios *t, int index)
     cc_t c = t->c_cc[index];
 #if defined(_POSIX_VDISABLE)
     if (c == _POSIX_VDISABLE)
-       return dupprintf("");
+       return dupstr("");
 #endif
     return dupprintf("^<%d>", c);
 }
@@ -542,7 +543,7 @@ void uxsel_input_remove(int id) { }
  */
 static void usage(void)
 {
-    printf("PuTTY Link: command-line connection utility\n");
+    printf("Plink: command-line connection utility\n");
     printf("%s\n", ver);
     printf("Usage: plink [options] [user@]host [command]\n");
     printf("       (\"host\" can also be a PuTTY saved session name)\n");
@@ -556,6 +557,8 @@ static void usage(void)
     printf("  -P port   connect to specified port\n");
     printf("  -l user   connect with specified username\n");
     printf("  -batch    disable all interactive prompts\n");
+    printf("  -sercfg configuration-string (e.g. 19200,8,n,1,X)\n");
+    printf("            Specify the serial configuration (serial only)\n");
     printf("The following options only apply to SSH connections:\n");
     printf("  -pw passw login with specified password\n");
     printf("  -D [listen-IP:]listen-port\n");
@@ -570,16 +573,16 @@ static void usage(void)
     printf("  -1 -2     force use of particular protocol version\n");
     printf("  -4 -6     force use of IPv4 or IPv6\n");
     printf("  -C        enable compression\n");
-    printf("  -i key    private key file for authentication\n");
+    printf("  -i key    private key file for user authentication\n");
     printf("  -noagent  disable use of Pageant\n");
     printf("  -agent    enable use of Pageant\n");
+    printf("  -hostkey aa:bb:cc:...\n");
+    printf("            manually specify a host key (may be repeated)\n");
     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");
-    printf("  -sercfg configuration-string (e.g. 19200,8,n,1,X)\n");
-    printf("            Specify the serial configuration (serial only)\n");
     exit(1);
 }
 
@@ -705,8 +708,7 @@ int main(int argc, char **argv)
                        q += 2;
                    conf_set_int(conf, CONF_protocol, PROT_TELNET);
                    p = q;
-                   while (*p && *p != ':' && *p != '/')
-                       p++;
+                    p += host_strcspn(p, ":/");
                    c = *p;
                    if (*p)
                        *p++ = '\0';
@@ -844,10 +846,21 @@ int main(int argc, char **argv)
            }
        }
 
-       /*
-        * Trim off a colon suffix if it's there.
-        */
-       host[strcspn(host, ":")] = '\0';
+        /*
+         * Trim a colon suffix off the hostname if it's there. In
+         * order to protect unbracketed IPv6 address literals
+         * against this treatment, we do not do this if there's
+         * _more_ than one colon.
+         */
+        {
+            char *c = host_strchr(host, ':');
+ 
+            if (c) {
+                char *d = host_strchr(c+1, ':');
+                if (!d)
+                    *c = '\0';
+            }
+        }
 
        /*
         * Remove any remaining whitespace.
@@ -969,7 +982,7 @@ int main(int argc, char **argv)
      */
     local_tty = (tcgetattr(STDIN_FILENO, &orig_termios) == 0);
     atexit(cleanup_termios);
-    ldisc_update(NULL, 1, 1);
+    frontend_echoedit_update(NULL, 1, 1);
     sending = FALSE;
     now = GETTICKCOUNT();