Add qemu 2.4.0

[kvmfornfv.git] / qemu / roms / ipxe / src / core / cpio.c

diff --git a/qemu/roms/ipxe/src/core/cpio.c b/qemu/roms/ipxe/src/core/cpio.c
new file mode 100644 (file)
index 0000000..3a5f4d2
--- /dev/null
+++ b/qemu/roms/ipxe/src/core/cpio.c
@@ -0,0 +1,43 @@
+/*
+ * Copyright (C) 2007 Michael Brown <mbrown@fensystems.co.uk>.
+ *
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License as
+ * published by the Free Software Foundation; either version 2 of the
+ * License, or any later version.
+ *
+ * This program is distributed in the hope that it will be useful, but
+ * WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA
+ * 02110-1301, USA.
+ */
+
+FILE_LICENCE ( GPL2_OR_LATER );
+
+/** @file
+ *
+ * CPIO archives
+ *
+ */
+
+#include <stdio.h>
+#include <string.h>
+#include <ipxe/cpio.h>
+
+/**
+ * Set field within a CPIO header
+ *
+ * @v field            Field within CPIO header
+ * @v value            Value to set
+ */
+void cpio_set_field ( char *field, unsigned long value ) {
+       char buf[9];
+
+       snprintf ( buf, sizeof ( buf ), "%08lx", value );
+       memcpy ( field, buf, 8 );
+}