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/*
efi.[ch] - Manipulates EFI variables as exported in /proc/efi/vars
Copyright (C) 2001 Dell Computer Corporation <Matt_Domsch@dell.com>
This program is free software; you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation; either version 2 of the License, or
(at your option) any later version.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with this program; if not, write to the Free Software
Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
*/
#ifndef EFI_H
#define EFI_H
/*
* Extensible Firmware Interface
* Based on 'Extensible Firmware Interface Specification'
* version 1.02, 12 December, 2000
*/
#include <stdint.h>
typedef struct {
uint8_t b[16];
} efi_guid_t;
#define EFI_GUID(a,b,c,d0,d1,d2,d3,d4,d5,d6,d7) \
((efi_guid_t) \
{{ (a) & 0xff, ((a) >> 8) & 0xff, ((a) >> 16) & 0xff, ((a) >> 24) & 0xff, \
(b) & 0xff, ((b) >> 8) & 0xff, \
(c) & 0xff, ((c) >> 8) & 0xff, \
(d0), (d1), (d2), (d3), (d4), (d5), (d6), (d7) }})
/******************************************************
* GUIDs
******************************************************/
#define NULL_GUID \
EFI_GUID( 0x00000000, 0x0000, 0x0000, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00)
static inline int
efi_guidcmp(efi_guid_t left, efi_guid_t right)
{
return memcmp(&left, &right, sizeof (efi_guid_t));
}
typedef uint16_t efi_char16_t; /* UNICODE character */
#endif /* EFI_H */
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