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#ifndef _IPXE_EFI_PATH_H
#define _IPXE_EFI_PATH_H
/** @file
*
* EFI device paths
*
*/
FILE_LICENCE ( GPL2_OR_LATER_OR_UBDL );
#include <ipxe/interface.h>
#include <ipxe/efi/efi.h>
#include <ipxe/efi/Protocol/DevicePath.h>
struct net_device;
struct uri;
struct iscsi_session;
struct aoe_device;
struct fcp_description;
struct ib_srp_device;
struct usb_function;
union uuid;
/**
* Terminate device path
*
* @v end End of device path to fill in
*/
static inline void efi_path_terminate ( EFI_DEVICE_PATH_PROTOCOL *end ) {
end->Type = END_DEVICE_PATH_TYPE;
end->SubType = END_ENTIRE_DEVICE_PATH_SUBTYPE;
end->Length[0] = sizeof ( *end );
end->Length[1] = 0;
}
extern EFI_DEVICE_PATH_PROTOCOL *
efi_path_next ( EFI_DEVICE_PATH_PROTOCOL *path );
extern EFI_DEVICE_PATH_PROTOCOL *
efi_path_prev ( EFI_DEVICE_PATH_PROTOCOL *path,
EFI_DEVICE_PATH_PROTOCOL *curr );
extern EFI_DEVICE_PATH_PROTOCOL *
efi_path_end ( EFI_DEVICE_PATH_PROTOCOL *path );
extern size_t efi_path_len ( EFI_DEVICE_PATH_PROTOCOL *path );
extern void * efi_path_mac ( EFI_DEVICE_PATH_PROTOCOL *path );
extern unsigned int efi_path_vlan ( EFI_DEVICE_PATH_PROTOCOL *path );
extern int efi_path_guid ( EFI_DEVICE_PATH_PROTOCOL *path, union uuid *uuid );
extern struct uri * efi_path_uri ( EFI_DEVICE_PATH_PROTOCOL *path );
extern EFI_DEVICE_PATH_PROTOCOL * efi_paths ( EFI_DEVICE_PATH_PROTOCOL *first,
... );
extern EFI_DEVICE_PATH_PROTOCOL * efi_netdev_path ( struct net_device *netdev );
extern EFI_DEVICE_PATH_PROTOCOL * efi_uri_path ( struct uri *uri );
extern EFI_DEVICE_PATH_PROTOCOL *
efi_iscsi_path ( struct iscsi_session *iscsi );
extern EFI_DEVICE_PATH_PROTOCOL * efi_aoe_path ( struct aoe_device *aoedev );
extern EFI_DEVICE_PATH_PROTOCOL * efi_fcp_path ( struct fcp_description *desc );
extern EFI_DEVICE_PATH_PROTOCOL *
efi_ib_srp_path ( struct ib_srp_device *ib_srp );
extern EFI_DEVICE_PATH_PROTOCOL * efi_usb_path ( struct usb_function *func );
extern EFI_DEVICE_PATH_PROTOCOL * efi_describe ( struct interface *interface );
#define efi_describe_TYPE( object_type ) \
typeof ( EFI_DEVICE_PATH_PROTOCOL * ( object_type ) )
#endif /* _IPXE_EFI_PATH_H */
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