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authorH. Peter Anvin <hpa@zytor.com>2008-03-26 16:25:35 -0700
committerH. Peter Anvin <hpa@zytor.com>2008-03-26 16:25:35 -0700
commit9eddd22a7b53b1d02fbae0d987df8af122924248 (patch)
tree882f5152880b0b1aa2d7a0619d30065acc69fb16 /gpxe/src/core/cpio.c
parentbbb8f15936b851e6a0ef6f7bb2c95197bff35994 (diff)
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Add gPXE into the source tree; build unified imagesyslinux-3.70-pre7
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1 files changed, 40 insertions, 0 deletions
diff --git a/gpxe/src/core/cpio.c b/gpxe/src/core/cpio.c
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+/*
+ * 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., 675 Mass Ave, Cambridge, MA 02139, USA.
+ */
+
+/** @file
+ *
+ * CPIO archives
+ *
+ */
+
+#include <stdio.h>
+#include <string.h>
+#include <gpxe/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 );
+}