X-Git-Url: https://git.ozlabs.org/?a=blobdiff_plain;f=pppd%2Foptions.c;h=e08c1080e738fa3ee2059bf4c632210d4baf58d2;hb=b1fcf16fa66159f380ee4abd7c9a76b59809dc7b;hp=482dce69e666467a5dc1feef08703b7a50802caf;hpb=3b409a8e299446e3118743ff2508c54330011eeb;p=ppp.git

diff --git a/pppd/options.c b/pppd/options.c
index 482dce6..e08c108 100644
--- a/pppd/options.c
+++ b/pppd/options.c
@@ -79,7 +79,6 @@
 char *strdup __P((char *));
 #endif
 
-static const char rcsid[] = RCSID;
 
 struct option_value {
     struct option_value *next;
@@ -802,6 +801,11 @@ process_option(opt, cmd, argv)
 		free(*optptr);
 	    *optptr = sv;
 	}
+	/* obfuscate original argument for things like password */
+	if (opt->flags & OPT_HIDE) {
+	    memset(*argv, '?', strlen(*argv));
+	    *argv = "********";
+	}
 	break;
 
     case o_special_noarg:
@@ -1089,7 +1093,7 @@ showversion(argv)
     char **argv;
 {
     if (phase == PHASE_INITIALIZE) {
-	fprintf(stderr, "pppd version %s\n", VERSION);
+	fprintf(stdout, "pppd version %s\n", VERSION);
 	exit(0);
     }
     return 0;
@@ -1358,6 +1362,7 @@ getword(f, word, newlinep, filename)
 
 	c = getc(f);
     }
+    word[MAXWORDLEN-1] = 0;	/* make sure word is null-terminated */
 
     /*
      * End of the word: check for errors.
@@ -1753,7 +1758,7 @@ user_unsetenv(argv)
 	option_error("unexpected = in name: %s", arg);
 	return 0;
     }
-    if (arg == '\0') {
+    if (*arg == '\0') {
 	option_error("missing variable name for unset");
 	return 0;
     }