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From: Nathan Phillip Brink <ohnobinki@ohnopublishing.net>
Subject: Store and retrieve entropy from a file in a directory
writable/readable by ultimateircd.
Date: 2011/04/28
--- a/src/Makefile.in
+++ b/src/Makefile.in
@@ -32,7 +32,7 @@
LEX = @LEX@
LEXLIB = @LEXLIB@
CCDV = @CCDV@
-CFLAGS = @IRC_CFLAGS@ -DIRCD_PREFIX=\"@prefix@\"
+CFLAGS = @IRC_CFLAGS@ -DIRCD_PREFIX=\"@prefix@\" -DLOCALSTATEDIR='"$(localstatedir)"'
LDFLAGS = @LDFLAGS@
MKDEP = @MKDEP@ -DIRCD_PREFIX=\"@prefix@\"
MV = @MV@
--- a/src/dh.c
+++ b/src/dh.c
@@ -214,10 +214,10 @@
printf ("Done.\n");
fclose (fp);
- fp = fopen (".ircd.entropy", "w");
+ fp = fopen (LOCALSTATEDIR "/.ircd.entropy", "w");
if (!fp)
{
- printf ("Could not open .ircd.entropy for writing: %s\n",
+ printf ("Could not open " LOCALSTATEDIR "/.ircd.entropy for writing: %s\n",
strerror (errno));
return 0;
}
@@ -225,7 +225,7 @@
fwrite (randbuf, RAND_BYTES * 4, 1, fp);
fclose (fp);
- RAND_load_file (".ircd.entropy", -1);
+ RAND_load_file (LOCALSTATEDIR "/.ircd.entropy", -1);
return 1;
}
@@ -236,7 +236,7 @@
int ret;
time_t now;
- ret = RAND_load_file (".ircd.entropy", -1);
+ ret = RAND_load_file (LOCALSTATEDIR "/.ircd.entropy", -1);
if (ret <= 0)
{
if (!make_entropy ())
@@ -250,7 +250,7 @@
/* this is probably not too good, but it saves just writing
the whole state back to disk with no changes. */
RAND_seed (&now, 4);
- RAND_write_file (".ircd.entropy");
+ RAND_write_file (LOCALSTATEDIR "/.ircd.entropy");
return 0;
}
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