From 67e220e81e22552438a78f39232d3cba3fd35cf6 Mon Sep 17 00:00:00 2001
From: Fabio Erculiani <lxnay@sabayonlinux.org>
Date: Wed, 27 May 2009 20:57:56 +0200
Subject: [PATCH] add Entropy hardware has generator

---
 Makefile              |  1 +
 misc/entropy_hwgen.sh | 10 ++++++++++
 2 files changed, 11 insertions(+)
 create mode 100755 misc/entropy_hwgen.sh

diff --git a/Makefile b/Makefile
index e33c5a633..28e36b322 100644
--- a/Makefile
+++ b/Makefile
@@ -29,6 +29,7 @@ entropy-install:
 	install -m 755 services/repository_admin $(DESTDIR)/etc/init.d/
 	install -m 755 services/repository_services $(DESTDIR)/etc/init.d/
 	install -m 755 services/smartapp_wrapper $(DESTDIR)/$(LIBDIR)/entropy/services/
+	install -m 755 misc/entropy_hwgen.sh $(DESTDIR)/usr/bin/
 
 	install -m 644 conf/entropy.conf $(DESTDIR)/etc/entropy/
 	install -m 644 conf/fsdirs.conf $(DESTDIR)/etc/entropy/
diff --git a/misc/entropy_hwgen.sh b/misc/entropy_hwgen.sh
new file mode 100755
index 000000000..3fea241da
--- /dev/null
+++ b/misc/entropy_hwgen.sh
@@ -0,0 +1,10 @@
+#!/bin/sh
+# Entropy Hardware hash generator
+
+[[ -x "/sbin/ifconfig" ]] || exit 1
+[[ -x "/usr/sbin/lspci" ]] || exit 1
+[[ -x "/usr/bin/sha256sum" ]] || exit 1
+
+ifconfig_output=$(/sbin/ifconfig -a | grep HWaddr 2> /dev/null)
+lspci_output=$(/usr/sbin/lspci -n | cut -d" " -f 3- 2> /dev/null)
+echo $ifconfig_output$lspci_output | /usr/bin/sha256sum | cut -d" " -f 1