89 lines
2.6 KiB
C
89 lines
2.6 KiB
C
#ifndef _GPXE_FEATURES_H
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#define _GPXE_FEATURES_H
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#include <stdint.h>
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#include <gpxe/tables.h>
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#include <gpxe/dhcp.h>
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/** @file
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*
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* Feature list
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*
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*/
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/**
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* @defgroup featurecat Feature categories
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* @{
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*/
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#define FEATURE_PROTOCOL 01 /**< Network protocols */
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#define FEATURE_IMAGE 02 /**< Image formats */
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#define FEATURE_MISC 03 /**< Miscellaneous */
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/** @} */
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/**
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* @defgroup dhcpfeatures DHCP feature option tags
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*
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* DHCP feature option tags are Etherboot encapsulated options in the
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* range 0x10-0x7f.
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*
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* @{
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*/
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#define DHCP_EB_FEATURE_PXE_EXT 0x10 /**< PXE API extensions */
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#define DHCP_EB_FEATURE_ISCSI 0x11 /**< iSCSI protocol */
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#define DHCP_EB_FEATURE_AOE 0x12 /**< AoE protocol */
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#define DHCP_EB_FEATURE_HTTP 0x13 /**< HTTP protocol */
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#define DHCP_EB_FEATURE_HTTPS 0x14 /**< HTTPS protocol */
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#define DHCP_EB_FEATURE_TFTP 0x15 /**< TFTP protocol */
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#define DHCP_EB_FEATURE_FTP 0x16 /**< FTP protocol */
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#define DHCP_EB_FEATURE_DNS 0x17 /**< DNS protocol */
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#define DHCP_EB_FEATURE_BZIMAGE 0x18 /**< bzImage format */
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#define DHCP_EB_FEATURE_MULTIBOOT 0x19 /**< Multiboot format */
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#define DHCP_EB_FEATURE_NBI 0x20 /**< NBI format */
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#define DHCP_EB_FEATURE_PXE 0x21 /**< PXE format */
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/** @} */
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/** Declare a feature code for DHCP */
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#define __dhcp_feature( category ) \
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__table ( uint8_t, dhcp_features, category )
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/** Construct a DHCP feature table entry */
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#define DHCP_FEATURE( category, feature_opt, version ) \
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_DHCP_FEATURE ( category, OBJECT, feature_opt, version )
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#define _DHCP_FEATURE( category, _name, feature_opt, version ) \
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__DHCP_FEATURE ( category, _name, feature_opt, version )
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#define __DHCP_FEATURE( category, _name, feature_opt, version ) \
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uint8_t __dhcp_feature_ ## _name [] __dhcp_feature ( category ) = { \
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feature_opt, DHCP_BYTE ( version ) \
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};
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/** A named feature */
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struct feature {
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/** Feature name */
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char *name;
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};
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/** Declare a named feature */
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#define __feature_name( category ) \
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__table ( struct feature, features, category )
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/** Construct a named feature */
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#define FEATURE_NAME( category, text ) \
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_FEATURE_NAME ( category, OBJECT, text )
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#define _FEATURE_NAME( category, _name, text ) \
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__FEATURE_NAME ( category, _name, text )
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#define __FEATURE_NAME( category, _name, text ) \
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struct feature __feature_ ## _name __feature_name ( category ) = { \
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.name = text, \
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};
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/** Declare a feature */
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#define FEATURE( category, text, feature_opt, version ) \
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FEATURE_NAME ( category, text ); \
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DHCP_FEATURE ( category, feature_opt, version );
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#endif /* _GPXE_FEATURES_H */
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