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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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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 */