conf.c -- configuration code
Copyright (C) 1998 Robert van der Meulen
1998-2005 Ivo Timmermans
- 2000-2006 Guus Sliepen <guus@tinc-vpn.org>
+ 2000-2008 Guus Sliepen <guus@tinc-vpn.org>
2000 Cris van Pelt
This program is free software; you can redistribute it and/or modify
size = newsize;
} else {
*newline = '\0'; /* kill newline */
+ if(newline > p && newline[-1] == '\r') /* and carriage return if necessary */
+ newline[-1] = '\0';
break; /* yay */
}
}
return x == 0;
}
-FILE *ask_and_open(const char *filename, const char *what, const char *mode)
+FILE *ask_and_open(const char *filename, const char *what)
{
FILE *r;
char *directory;
/* Open it first to keep the inode busy */
- r = fopen(fn, mode);
+ r = fopen(fn, "r+") ?: fopen(fn, "w+");
if(!r) {
fprintf(stderr, _("Error opening file `%s': %s\n"),
return r;
}
+
+bool disable_old_keys(FILE *f) {
+ char buf[100];
+ long pos;
+ bool disabled = false;
+
+ rewind(f);
+ pos = ftell(f);
+
+ while(fgets(buf, sizeof buf, f)) {
+ if(!strncmp(buf, "-----BEGIN RSA", 14)) {
+ buf[11] = 'O';
+ buf[12] = 'L';
+ buf[13] = 'D';
+ fseek(f, pos, SEEK_SET);
+ fputs(buf, f);
+ disabled = true;
+ }
+ else if(!strncmp(buf, "-----END RSA", 12)) {
+ buf[ 9] = 'O';
+ buf[10] = 'L';
+ buf[11] = 'D';
+ fseek(f, pos, SEEK_SET);
+ fputs(buf, f);
+ disabled = true;
+ }
+ pos = ftell(f);
+ }
+
+ return disabled;
+}