From 3050a9253437f4a4b5ad4bf3b3efdc3c660a5137 Mon Sep 17 00:00:00 2001
From: Sebastian Schmelzer
Date: Mon, 25 Oct 2010 16:53:54 +0200
Subject: initial import of sc2010 scripts ..

---
 .../syslinux-4.02/gpxe/src/include/gpxe/dhcppkt.h  | 64 ++++++++++++++++++++++
 1 file changed, 64 insertions(+)
 create mode 100644 contrib/syslinux-4.02/gpxe/src/include/gpxe/dhcppkt.h

(limited to 'contrib/syslinux-4.02/gpxe/src/include/gpxe/dhcppkt.h')

diff --git a/contrib/syslinux-4.02/gpxe/src/include/gpxe/dhcppkt.h b/contrib/syslinux-4.02/gpxe/src/include/gpxe/dhcppkt.h
new file mode 100644
index 0000000..6007cca
--- /dev/null
+++ b/contrib/syslinux-4.02/gpxe/src/include/gpxe/dhcppkt.h
@@ -0,0 +1,64 @@
+#ifndef _GPXE_DHCPPKT_H
+#define _GPXE_DHCPPKT_H
+
+/** @file
+ *
+ * DHCP packets
+ *
+ */
+
+FILE_LICENCE ( GPL2_OR_LATER );
+
+#include <gpxe/dhcp.h>
+#include <gpxe/dhcpopts.h>
+#include <gpxe/refcnt.h>
+
+/**
+ * A DHCP packet
+ *
+ */
+struct dhcp_packet {
+	/** Reference counter */
+	struct refcnt refcnt;
+	/** The DHCP packet contents */
+	struct dhcphdr *dhcphdr;
+	/** Maximum length of the DHCP packet buffer */
+	size_t max_len;
+	/** Used length of the DHCP packet buffer */
+	size_t len;
+	/** DHCP options */
+	struct dhcp_options options;
+	/** Settings interface */
+	struct settings settings;
+};
+
+/**
+ * Increment reference count on DHCP packet
+ *
+ * @v dhcppkt		DHCP packet
+ * @ret dhcppkt		DHCP packet
+ */
+static inline __attribute__ (( always_inline )) struct dhcp_packet *
+dhcppkt_get ( struct dhcp_packet *dhcppkt ) {
+	ref_get ( &dhcppkt->refcnt );
+	return dhcppkt;
+}
+
+/**
+ * Decrement reference count on DHCP packet
+ *
+ * @v dhcppkt		DHCP packet
+ */
+static inline __attribute__ (( always_inline )) void
+dhcppkt_put ( struct dhcp_packet *dhcppkt ) {
+	ref_put ( &dhcppkt->refcnt );
+}
+
+extern int dhcppkt_store ( struct dhcp_packet *dhcppkt, unsigned int tag,
+			   const void *data, size_t len );
+extern int dhcppkt_fetch ( struct dhcp_packet *dhcppkt, unsigned int tag,
+			   void *data, size_t len );
+extern void dhcppkt_init ( struct dhcp_packet *dhcppkt, 
+			   struct dhcphdr *data, size_t len );
+
+#endif /* _GPXE_DHCPPKT_H */
-- 
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