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[dhcp] Include gPXE version number within DHCP request

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This commit is contained in:
Michael Brown 2009-01-08 08:39:05 +00:00
parent 3e220aa73e
commit ba1016f378
4 changed files with 21 additions and 10 deletions
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1
src/Makefile
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@ -123,6 +123,7 @@ MM_VERSION = $(VERSION_MAJOR).$(VERSION_MINOR)
VERSION = $(MM_VERSION).$(VERSION_PATCH)$(EXTRAVERSION)
CFLAGS += -DVERSION_MAJOR=$(VERSION_MAJOR) \
-DVERSION_MINOR=$(VERSION_MINOR) \
-DVERSION_PATCH=$(VERSION_PATCH) \
-DVERSION=\"$(VERSION)\"
IDENT = '$(@F) $(VERSION) (GPL) etherboot.org'
version :

3
src/include/gpxe/dhcp.h
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@ -260,6 +260,9 @@ struct dhcp_packet;
*/
#define DHCP_EB_REVERSE_PASSWORD DHCP_ENCAP_OPT ( DHCP_EB_ENCAP, 0xc1 )
/** gPXE version number */
#define DHCP_EB_VERSION DHCP_ENCAP_OPT ( DHCP_EB_ENCAP, 0xeb )
/** iSCSI primary target IQN */
#define DHCP_ISCSI_PRIMARY_TARGET_IQN 201

23
src/include/gpxe/features.h
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@ -51,17 +51,16 @@
/** @} */
/** Declare a feature code for DHCP */
#define __dhcp_feature( category ) \
__table ( uint8_t, dhcp_features, category )
#define __dhcp_feature __table ( uint8_t, dhcp_features, 01 )
/** Construct a DHCP feature table entry */
#define DHCP_FEATURE( category, feature_opt, version ) \
_DHCP_FEATURE ( category, OBJECT, feature_opt, version )
#define _DHCP_FEATURE( category, _name, feature_opt, version ) \
__DHCP_FEATURE ( category, _name, feature_opt, version )
#define __DHCP_FEATURE( category, _name, feature_opt, version ) \
uint8_t __dhcp_feature_ ## _name [] __dhcp_feature ( category ) = { \
feature_opt, DHCP_BYTE ( version ) \
#define DHCP_FEATURE( feature_opt, ... ) \
_DHCP_FEATURE ( OBJECT, feature_opt, __VA_ARGS__ )
#define _DHCP_FEATURE( _name, feature_opt, ... ) \
__DHCP_FEATURE ( _name, feature_opt, __VA_ARGS__ )
#define __DHCP_FEATURE( _name, feature_opt, ... ) \
uint8_t __dhcp_feature_ ## _name [] __dhcp_feature = { \
feature_opt, DHCP_OPTION ( __VA_ARGS__ ) \
};
/** A named feature */
@ -87,6 +86,10 @@ struct feature {
/** Declare a feature */
#define FEATURE( category, text, feature_opt, version ) \
FEATURE_NAME ( category, text ); \
DHCP_FEATURE ( category, feature_opt, version );
DHCP_FEATURE ( feature_opt, version );
/** Declare the version number feature */
#define FEATURE_VERSION( ... ) \
DHCP_FEATURE ( DHCP_ENCAPSULATED ( DHCP_EB_VERSION ), __VA_ARGS__ )
#endif /* _GPXE_FEATURES_H */

4
src/net/udp/dhcp.c
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@ -38,6 +38,7 @@
#include <gpxe/dhcp.h>
#include <gpxe/dhcpopts.h>
#include <gpxe/dhcppkt.h>
#include <gpxe/features.h>
/** @file
*
@ -93,6 +94,9 @@ static struct dhcp_options dhcp_request_options = {
static uint8_t dhcp_features[0] __table_start ( uint8_t, dhcp_features );
static uint8_t dhcp_features_end[0] __table_end ( uint8_t, dhcp_features );
/** Version number feature */
FEATURE_VERSION ( VERSION_MAJOR, VERSION_MINOR, VERSION_PATCH );
/** DHCP network device descriptor */
struct dhcp_netdev_desc {
/** Bus type ID */